{"id":434,"date":"2022-07-17T11:49:39","date_gmt":"2022-07-02T23:58:32","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/index.php\/2023\/11\/30\/%e5%a6%82%e4%bd%95%e4%bd%bf%e7%94%a8node-js%e5%92%8cbullmq%e5%a4%84%e7%90%86%e5%bc%82%e6%ad%a5%e4%bb%bb%e5%8a%a1\/"},"modified":"2025-08-02T08:31:29","modified_gmt":"2025-08-02T00:31:29","slug":"%e5%a6%82%e4%bd%95%e4%bd%bf%e7%94%a8node-js%e5%92%8cbullmq%e5%a4%84%e7%90%86%e5%bc%82%e6%ad%a5%e4%bb%bb%e5%8a%a1","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e5%a6%82%e4%bd%95%e4%bd%bf%e7%94%a8node-js%e5%92%8cbullmq%e5%a4%84%e7%90%86%e5%bc%82%e6%ad%a5%e4%bb%bb%e5%8a%a1\/","title":{"rendered":"Node.js+BullMQ\u5b9e\u6218\u6559\u7a0b\uff1a\u638c\u63e1\u5f02\u6b65\u4efb\u52a1\u5904\u7406\u76847\u4e2a\u5173\u952e\u6280\u5de7"},"content":{"rendered":"<h3>\u5f15\u8a00<\/h3>\n<p>\u7f51\u7edc\u5e94\u7528\u7a0b\u5e8f\u5177\u6709\u8bf7\u6c42\/\u54cd\u5e94\u5faa\u73af\u3002\u5f53\u60a8\u8bbf\u95ee\u4e00\u4e2aURL\u65f6\uff0c\u6d4f\u89c8\u5668\u4f1a\u5411\u8fd0\u884c\u5e94\u7528\u7a0b\u5e8f\u7684\u670d\u52a1\u5668\u53d1\u9001\u4e00\u4e2a\u8bf7\u6c42\uff0c\u8be5\u670d\u52a1\u5668\u4f1a\u5904\u7406\u6570\u636e\u6216\u5728\u6570\u636e\u5e93\u4e2d\u8fd0\u884c\u67e5\u8be2\u3002\u5728\u6b64\u8fc7\u7a0b\u4e2d\uff0c\u7528\u6237\u4f1a\u4e00\u76f4\u7b49\u5f85\uff0c\u76f4\u5230\u5e94\u7528\u7a0b\u5e8f\u8fd4\u56de\u54cd\u5e94\u3002\u5bf9\u4e8e\u67d0\u4e9b\u4efb\u52a1\uff0c\u7528\u6237\u53ef\u4ee5\u5f88\u5feb\u5730\u83b7\u5f97\u54cd\u5e94\uff1b\u5bf9\u4e8e\u8017\u65f6\u7684\u4efb\u52a1\uff0c\u6bd4\u5982\u5904\u7406\u56fe\u50cf\u3001\u5206\u6790\u6570\u636e\u3001\u751f\u6210\u62a5\u544a\u6216\u53d1\u9001\u7535\u5b50\u90ae\u4ef6\uff0c\u8fd9\u4e9b\u4efb\u52a1\u9700\u8981\u5f88\u957f\u65f6\u95f4\u624d\u80fd\u5b8c\u6210\uff0c\u5e76\u4e14\u4f1a\u51cf\u6162\u8bf7\u6c42\/\u54cd\u5e94\u5faa\u73af\u7684\u901f\u5ea6\u3002\u4f8b\u5982\uff0c\u5047\u8bbe\u60a8\u6709\u4e00\u4e2a\u5141\u8bb8\u7528\u6237\u4e0a\u4f20\u56fe\u50cf\u7684\u5e94\u7528\u7a0b\u5e8f\u3002\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u60a8\u53ef\u80fd\u9700\u8981\u8c03\u6574\u5927\u5c0f\u3001\u538b\u7f29\u6216\u5c06\u56fe\u50cf\u8f6c\u6362\u4e3a\u5176\u4ed6\u683c\u5f0f\uff0c\u4ee5\u8282\u7701\u670d\u52a1\u5668\u7684\u78c1\u76d8\u7a7a\u95f4\uff0c\u7136\u540e\u518d\u5c06\u56fe\u50cf\u663e\u793a\u7ed9\u7528\u6237\u3002\u5904\u7406\u56fe\u50cf\u662f\u4e00\u4e2aCPU\u5bc6\u96c6\u578b\u7684\u4efb\u52a1\uff0c\u8fd9\u53ef\u80fd\u4f1a\u963b\u585eNode.js\u7ebf\u7a0b\uff0c\u76f4\u5230\u4efb\u52a1\u5b8c\u6210\u3002\u8fd9\u53ef\u80fd\u9700\u8981\u51e0\u79d2\u949f\u6216\u51e0\u5206\u949f\u7684\u65f6\u95f4\u3002\u7528\u6237\u5fc5\u987b\u7b49\u5f85\u4efb\u52a1\u5b8c\u6210\u540e\uff0c\u624d\u80fd\u4ece\u670d\u52a1\u5668\u83b7\u5f97\u54cd\u5e94\u3002<\/p>\n<p>\u4e3a\u4e86\u907f\u514d\u51cf\u6162\u8bf7\u6c42\/\u54cd\u5e94\u5faa\u73af\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528bullmq\uff0c\u4e00\u4e2a\u5206\u5e03\u5f0f\u4efb\u52a1\uff08\u4f5c\u4e1a\uff09\u961f\u5217\uff0c\u5141\u8bb8\u60a8\u5c06\u8017\u65f6\u4efb\u52a1\u4eceNode.js\u5e94\u7528\u7a0b\u5e8f\u8f6c\u79fb\u5230bullmq\uff0c\u4ece\u800c\u91ca\u653e\u8bf7\u6c42\/\u54cd\u5e94\u5faa\u73af\u3002\u8fd9\u4e2a\u5de5\u5177\u4f7f\u5f97\u60a8\u7684\u5e94\u7528\u7a0b\u5e8f\u80fd\u591f\u5feb\u901f\u5411\u7528\u6237\u53d1\u9001\u54cd\u5e94\uff0c\u540c\u65f6bullmq\u5728\u540e\u53f0\u5f02\u6b65\u6267\u884c\u4efb\u52a1\uff0c\u4e0e\u60a8\u7684\u5e94\u7528\u7a0b\u5e8f\u72ec\u7acb\u8fd0\u884c\u3002\u4e3a\u4e86\u8ddf\u8e2a\u4f5c\u4e1a\uff0cbullmq\u4f7f\u7528Redis\u5728\u961f\u5217\u4e2d\u5b58\u50a8\u6bcf\u4e2a\u4f5c\u4e1a\u7684\u7b80\u8981\u63cf\u8ff0\u3002\u7136\u540e\uff0cbullmq\u5de5\u4f5c\u7a0b\u5e8f\u4ece\u961f\u5217\u4e2d\u53d6\u6d88\u6392\u961f\u5e76\u6267\u884c\u6bcf\u4e2a\u4f5c\u4e1a\uff0c\u5e76\u5728\u5b8c\u6210\u540e\u6807\u8bb0\u4e3a\u5b8c\u6210\u3002<\/p>\n<p>\u5728\u8fd9\u7bc7\u6587\u7ae0\u4e2d\uff0c\u4f60\u5c06\u4f7f\u7528 bullmq \u5c06\u4e00\u4e2a\u8017\u65f6\u4efb\u52a1\u8f6c\u79fb\u5230\u540e\u53f0\uff0c\u4ece\u800c\u4f7f\u5e94\u7528\u80fd\u591f\u5feb\u901f\u54cd\u5e94\u7528\u6237\u3002\u9996\u5148\uff0c\u4f60\u5c06\u521b\u5efa\u4e00\u4e2a\u6ca1\u6709\u4f7f\u7528 bullmq \u7684\u8017\u65f6\u4efb\u52a1\u7684\u5e94\u7528\u3002\u7136\u540e\uff0c\u4f60\u5c06\u4f7f\u7528 bullmq \u5f02\u6b65\u6267\u884c\u8be5\u4efb\u52a1\u3002\u6700\u540e\uff0c\u4f60\u5c06\u5b89\u88c5\u4e00\u4e2a\u53ef\u89c6\u5316\u4eea\u8868\u677f\u6765\u7ba1\u7406 Redis \u961f\u5217\u4e2d\u7684 bullmq \u4f5c\u4e1a\u3002<\/p>\n<h2>\u524d\u63d0\u6761\u4ef6<\/h2>\n<p>\u8981\u6309\u7167\u8fd9\u4e2a\u6559\u7a0b\u8fdb\u884c\u64cd\u4f5c\uff0c\u4f60\u9700\u8981\u51c6\u5907\u4ee5\u4e0b\u6750\u6599:<\/p>\n<ul class=\"post-ul\">\n<li>\u5df2\u8bbe\u7f6eNode.js\u5f00\u53d1\u73af\u5883\u3002\u5bf9\u4e8eUbuntu 22.04\uff0c\u8bf7\u6309\u7167\u6211\u4eec\u7684\u6559\u7a0b\u300a\u5982\u4f55\u5728Ubuntu 22.04\u4e0a\u5b89\u88c5Node.js\u300b\u8fdb\u884c\u64cd\u4f5c\u3002\u5bf9\u4e8e\u5176\u4ed6\u7cfb\u7edf\uff0c\u8bf7\u53c2\u9605\u300a\u5982\u4f55\u5b89\u88c5Node.js\u5e76\u521b\u5efa\u672c\u5730\u5f00\u53d1\u73af\u5883\u300b\u3002<\/li>\n<li>\u5728\u4f60\u7684\u7cfb\u7edf\u4e0a\u5b89\u88c5\u4e86Redis\u3002\u5728Ubuntu 22\u4e0a\uff0c\u8bf7\u6309\u7167\u6211\u4eec\u7684\u6559\u7a0b\u300a\u5982\u4f55\u5728Ubuntu 22.04\u4e0a\u5b89\u88c5\u548c\u4fdd\u62a4Redis\u300b\u4e2d\u7684\u6b65\u9aa41\u81f33\u8fdb\u884c\u64cd\u4f5c\u3002\u5bf9\u4e8e\u5176\u4ed6\u7cfb\u7edf\uff0c\u8bf7\u53c2\u9605\u6211\u4eec\u7684\u6559\u7a0b\u300a\u5982\u4f55\u5b89\u88c5\u548c\u4fdd\u62a4Redis\u300b\u3002<\/li>\n<li>\u719f\u6089Promise\u548casync\/await\u51fd\u6570\uff0c\u4f60\u53ef\u4ee5\u901a\u8fc7\u6211\u4eec\u7684\u6559\u7a0b\u300a\u7406\u89e3JavaScript\u4e2d\u7684\u4e8b\u4ef6\u5faa\u73af\u3001\u56de\u8c03\u3001Promise\u548cAsync\/Await\u300b\u6765\u5b66\u4e60\u8fd9\u4e9b\u77e5\u8bc6\u3002<\/li>\n<li>\u4e86\u89e3\u5982\u4f55\u4f7f\u7528Express\u7684\u57fa\u7840\u77e5\u8bc6\u3002\u8bf7\u53c2\u9605\u6211\u4eec\u7684\u6559\u7a0b\u300a\u5982\u4f55\u5f00\u59cb\u4f7f\u7528Node.js\u548cExpress\u300b\u3002<\/li>\n<li>\u719f\u6089\u5d4c\u5165\u5f0fJavaScript\uff08EJS\uff09\u3002\u67e5\u770b\u6211\u4eec\u7684\u6559\u7a0b\u300a\u5982\u4f55\u4f7f\u7528EJS\u4e3aNode\u5e94\u7528\u7a0b\u5e8f\u521b\u5efa\u6a21\u677f\u300b\u4e86\u89e3\u66f4\u591a\u8be6\u60c5\u3002<\/li>\n<li>\u4e86\u89e3\u5982\u4f55\u4f7f\u7528sharp\u5904\u7406\u56fe\u50cf\u7684\u57fa\u7840\u77e5\u8bc6\uff0c\u4f60\u53ef\u4ee5\u5728\u6211\u4eec\u7684\u6559\u7a0b\u300a\u5982\u4f55\u5728Node.js\u4e2d\u4f7f\u7528Sharp\u5904\u7406\u56fe\u50cf\u300b\u4e2d\u5b66\u4e60\u3002<\/li>\n<\/ul>\n<h2>\u7b2c\u4e00\u6b65 &#8211; \u8bbe\u7f6e\u9879\u76ee\u76ee\u5f55<\/h2>\n<p>\u5728\u8fd9\u4e2a\u6b65\u9aa4\u4e2d\uff0c\u60a8\u5c06\u521b\u5efa\u4e00\u4e2a\u76ee\u5f55\u5e76\u5b89\u88c5\u5e94\u7528\u7a0b\u5e8f\u6240\u9700\u7684\u4f9d\u8d56\u9879\u3002\u672c\u6559\u7a0b\u4e2d\u60a8\u8981\u6784\u5efa\u7684\u5e94\u7528\u7a0b\u5e8f\u5c06\u5141\u8bb8\u7528\u6237\u4e0a\u4f20\u56fe\u50cf\uff0c\u7136\u540e\u4f7f\u7528sharp\u5305\u8fdb\u884c\u5904\u7406\u3002\u56fe\u50cf\u5904\u7406\u9700\u8981\u5927\u91cf\u65f6\u95f4\uff0c\u5e76\u4e14\u53ef\u80fd\u4f1a\u51cf\u6162\u8bf7\u6c42\/\u54cd\u5e94\u5468\u671f\uff0c\u56e0\u6b64\u6b64\u4efb\u52a1\u975e\u5e38\u9002\u5408\u4f7f\u7528bullmq\u5728\u540e\u53f0\u8fdb\u884c\u5904\u7406\u3002\u60a8\u5c06\u4f7f\u7528\u7684\u8fd9\u79cd\u4efb\u52a1\u5206\u914d\u6280\u672f\u4e5f\u9002\u7528\u4e8e\u5176\u4ed6\u8017\u65f6\u7684\u4efb\u52a1\u3002<\/p>\n<p>\u9996\u5148\uff0c\u521b\u5efa\u4e00\u4e2a\u540d\u4e3aimage_processor\u7684\u76ee\u5f55\uff0c\u5e76\u8fdb\u5165\u8be5\u76ee\u5f55\u3002<\/p>\n<pre class=\"post-pre\"><code><ol><li data-prefix=\"$\"><span class=\"token function\">mkdir<\/span> <mark>image_processor<\/mark> <span class=\"token operator\">&&<\/span> <span class=\"token builtin class-name\">cd<\/span> <mark>image_processor<\/mark><\/li><\/ol><\/code><\/pre>\n<p>\u7136\u540e\uff0c\u5c06\u8be5\u76ee\u5f55\u521d\u59cb\u5316\u4e3a\u4e00\u4e2anpm\u5305\u3002<\/p>\n<pre class=\"post-pre\"><code><ol><li data-prefix=\"$\"><span class=\"token function\">npm<\/span> init <span class=\"token parameter variable\">-y<\/span><\/li><\/ol><\/code><\/pre>\n<p>\u8fd9\u4e2a\u547d\u4ee4\u4f1a\u521b\u5efa\u4e00\u4e2a package.json \u6587\u4ef6\u3002-y \u9009\u9879\u544a\u8bc9 npm \u63a5\u53d7\u6240\u6709\u9ed8\u8ba4\u8bbe\u7f6e\u3002<\/p>\n<p>\u8fd0\u884c\u8be5\u547d\u4ee4\u540e\uff0c\u60a8\u7684\u8f93\u51fa\u5c06\u4e0e\u4ee5\u4e0b\u5185\u5bb9\u5339\u914d\uff1a<\/p>\n<pre class=\"post-pre\"><code><div class=\"secondary-code-label\" title=\"\u8f93\u51fa\">\u8f93\u51faWrote to \/home\/<mark>sammy<\/mark>\/<mark>image_processor<\/mark>\/package.json:\r\n\r\n{\r\n  \"name\": \"<mark>image_processor<\/mark>\",\r\n  \"version\": \"1.0.0\",\r\n  \"description\": \"\",\r\n  \"main\": \"index.js\",\r\n  \"scripts\": {\r\n    \"test\": \"echo \\\"Error: no test specified\\\" && exit 1\"\r\n  },\r\n  \"keywords\": [],\r\n  \"author\": \"\",\r\n  \"license\": \"ISC\"\r\n}<\/div><\/code><\/pre>\n<p>\u8f93\u51fa\u786e\u8ba4package.json\u6587\u4ef6\u5df2\u7ecf\u521b\u5efa\u3002\u91cd\u8981\u5c5e\u6027\u5305\u62ec\u60a8\u7684\u5e94\u7528\u7a0b\u5e8f\u540d\u79f0\uff08name\uff09\uff0c\u5e94\u7528\u7a0b\u5e8f\u7248\u672c\u53f7\uff08version\uff09\u548c\u9879\u76ee\u7684\u8d77\u59cb\u70b9\uff08main\uff09\u3002\u5982\u679c\u60a8\u60f3\u4e86\u89e3\u66f4\u591a\u5173\u4e8e\u5176\u4ed6\u5c5e\u6027\u7684\u4fe1\u606f\uff0c\u60a8\u53ef\u4ee5\u67e5\u9605npm\u7684package.json\u6587\u6863\u3002<\/p>\n<p>\u60a8\u5728\u672c\u6559\u7a0b\u4e2d\u5c06\u6784\u5efa\u7684\u5e94\u7528\u7a0b\u5e8f\u9700\u8981\u4ee5\u4e0b\u4f9d\u8d56\u9879\uff1a<\/p>\n<ul class=\"post-ul\">\n<li>express\uff1a\u7528\u4e8e\u6784\u5efaWeb\u5e94\u7528\u7a0b\u5e8f\u7684Web\u6846\u67b6\u3002<\/li>\n<li>express-fileupload\uff1a\u4e00\u4e2a\u4e2d\u95f4\u4ef6\uff0c\u5141\u8bb8\u60a8\u7684\u8868\u5355\u4e0a\u4f20\u6587\u4ef6\u3002<\/li>\n<li>sharp\uff1a\u4e00\u4e2a\u56fe\u50cf\u5904\u7406\u5e93\u3002<\/li>\n<li>ejs\uff1a\u4e00\u79cd\u6a21\u677f\u8bed\u8a00\uff0c\u5141\u8bb8\u60a8\u4f7f\u7528Node.js\u751f\u6210HTML\u6807\u8bb0\u3002<\/li>\n<li>bullmq\uff1a\u4e00\u4e2a\u5206\u5e03\u5f0f\u4efb\u52a1\u961f\u5217\u3002<\/li>\n<li>bull-board\uff1a\u4e00\u4e2a\u57fa\u4e8ebullmq\u6784\u5efa\u7684\u4eea\u8868\u677f\uff0c\u4ee5\u826f\u597d\u7684\u7528\u6237\u754c\u9762\uff08UI\uff09\u663e\u793a\u4f5c\u4e1a\u72b6\u6001\u3002<\/li>\n<\/ul>\n<p>\u4e3a\u4e86\u5b89\u88c5\u6240\u6709\u8fd9\u4e9b\u4f9d\u8d56\u9879\uff0c\u8bf7\u8fd0\u884c\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n<pre class=\"post-pre\"><code><ol><li data-prefix=\"$\"><span class=\"token function\">npm<\/span> <span class=\"token function\">install<\/span> express express-fileupload sharp ejs bullmq @bull-board\/express<\/li><\/ol><\/code><\/pre>\n<p>\u9664\u4e86\u60a8\u5b89\u88c5\u7684\u4f9d\u8d56\u9879\u4e4b\u5916\uff0c\u5728\u672c\u6559\u7a0b\u7684\u540e\u9762\uff0c\u60a8\u8fd8\u5c06\u4f7f\u7528\u4ee5\u4e0b\u56fe\u50cf\u3002<\/p>\n<div><img decoding=\"async\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/65644d0da4b2f92e6c71e6aa\/23-0.png\" class=\"post-images\" alt=\"\u6c34\u4e0b\u56fe\u50cf\uff0c\u6709\u4e00\u675f\u5149\u7ebf\u5c04\u5165\u5176\u4e2d\" title=\"\"><\/div>\n<p>\u4f7f\u7528curl\u547d\u4ee4\u5c06\u56fe\u50cf\u4e0b\u8f7d\u5230\u672c\u5730\u8ba1\u7b97\u673a\u4e0a\u60a8\u9009\u62e9\u7684\u4f4d\u7f6e\u3002<\/p>\n<pre class=\"post-pre\"><code><ol><li data-prefix=\"$\"><span class=\"token function\">curl<\/span> <span class=\"token parameter variable\">-O<\/span> https:\/\/deved-images.nyc3.cdn.digitaloceanspaces.com\/CART-68886\/underwater.png<\/li><\/ol><\/code><\/pre>\n<p>\u4f60\u5df2\u7ecf\u5177\u5907\u4e86\u6784\u5efa\u4e00\u4e2a\u4e0d\u5305\u542bbullmq\u7684Node.js\u5e94\u7528\u7a0b\u5e8f\u6240\u9700\u7684\u5168\u90e8\u4f9d\u8d56\uff0c\u63a5\u4e0b\u6765\u4f60\u5c06\u5b8c\u6210\u8fd9\u4e2a\u4efb\u52a1\u3002<\/p>\n<h2>\u7b2c\u4e8c\u6b65 &#8211; \u5728\u4e0d\u4f7f\u7528bullmq\u7684\u60c5\u51b5\u4e0b\u5b9e\u65bd\u8017\u65f6\u4efb\u52a1<\/h2>\n<p>\u5728\u8fd9\u4e00\u6b65\u4e2d\uff0c\u60a8\u5c06\u4f7f\u7528Express\u6784\u5efa\u4e00\u4e2a\u5e94\u7528\u7a0b\u5e8f\uff0c\u5141\u8bb8\u7528\u6237\u4e0a\u4f20\u56fe\u7247\u3002\u5e94\u7528\u7a0b\u5e8f\u5c06\u4f7f\u7528sharp\u542f\u52a8\u4e00\u4e2a\u8017\u65f6\u4efb\u52a1\uff0c\u5c06\u56fe\u50cf\u8c03\u6574\u4e3a\u591a\u79cd\u5c3a\u5bf8\uff0c\u5728\u53d1\u9001\u54cd\u5e94\u540e\u5411\u7528\u6237\u663e\u793a\u8fd9\u4e9b\u5c3a\u5bf8\u3002\u8fd9\u4e00\u6b65\u5c06\u5e2e\u52a9\u60a8\u4e86\u89e3\u8017\u65f6\u7684\u4efb\u52a1\u5982\u4f55\u5f71\u54cd\u8bf7\u6c42\/\u54cd\u5e94\u5faa\u73af\u3002<\/p>\n<p>\u8bf7\u4f7f\u7528Nano\u6216\u60a8\u504f\u597d\u7684\u6587\u672c\u7f16\u8f91\u5668\u521b\u5efaindex.js\u6587\u4ef6\u3002<\/p>\n<pre class=\"post-pre\"><code><ol><li data-prefix=\"$\"><span class=\"token function\">nano<\/span> index.js<\/li><\/ol><\/code><\/pre>\n<p>\u5728\u4f60\u7684index.js\u6587\u4ef6\u4e2d\uff0c\u52a0\u5165\u4ee5\u4e0b\u4ee3\u7801\u4ee5\u5f15\u5165\u4f9d\u8d56\u9879\u3002<\/p>\n<div>\u56fe\u50cf\u5904\u7406\u5668\/index.js<\/div>\n<pre class=\"post-pre\"><code><span class=\"token keyword\">const<\/span> path <span class=\"token operator\">=<\/span> <span class=\"token function\">require<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"path\"<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n<span class=\"token keyword\">const<\/span> fs <span class=\"token operator\">=<\/span> <span class=\"token function\">require<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"fs\"<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n<span class=\"token keyword\">const<\/span> express <span class=\"token operator\">=<\/span> <span class=\"token function\">require<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"express\"<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n<span class=\"token keyword\">const<\/span> bodyParser <span class=\"token operator\">=<\/span> <span class=\"token function\">require<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"body-parser\"<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n<span class=\"token keyword\">const<\/span> sharp <span class=\"token operator\">=<\/span> <span class=\"token function\">require<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"sharp\"<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n<span class=\"token keyword\">const<\/span> fileUpload <span class=\"token operator\">=<\/span> <span class=\"token function\">require<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"express-fileupload\"<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n<\/code><\/pre>\n<p>\u5728\u7b2c\u4e00\u884c\u4e2d\uff0c\u60a8\u4f7f\u7528Node\u5bfc\u5165\u8def\u5f84\u6a21\u5757\u4ee5\u8ba1\u7b97\u6587\u4ef6\u8def\u5f84\u3002\u5728\u7b2c\u4e8c\u884c\u4e2d\uff0c\u60a8\u5bfc\u5165fs\u6a21\u5757\u4ee5\u4e0e\u76ee\u5f55\u8fdb\u884c\u4ea4\u4e92\u3002\u7136\u540e\uff0c\u60a8\u5bfc\u5165Express Web\u6846\u67b6\u3002\u60a8\u5bfc\u5165body-parser\u6a21\u5757\u4ee5\u6dfb\u52a0\u4e2d\u95f4\u4ef6\u6765\u89e3\u6790HTTP\u8bf7\u6c42\u4e2d\u7684\u6570\u636e\u3002\u63a5\u4e0b\u6765\uff0c\u60a8\u5bfc\u5165sharp\u6a21\u5757\u8fdb\u884c\u56fe\u50cf\u5904\u7406\u3002\u6700\u540e\uff0c\u60a8\u5bfc\u5165express-fileupload\u4ee5\u5904\u7406\u6765\u81eaHTML\u8868\u5355\u7684\u6587\u4ef6\u4e0a\u4f20\u3002<\/p>\n<p>\u63a5\u4e0b\u6765\uff0c\u5c06\u4ee5\u4e0b\u4ee3\u7801\u6dfb\u52a0\u5230\u60a8\u7684\u5e94\u7528\u7a0b\u5e8f\u4e2d\u4ee5\u5b9e\u73b0\u4e2d\u95f4\u4ef6\u529f\u80fd\u3002<\/p>\n<div>\u56fe\u50cf\u5904\u7406\u5668\/index.js<\/div>\n<pre class=\"post-pre\"><code><span class=\"token operator\">...<\/span>\r\n<span class=\"token keyword\">const<\/span> app <span class=\"token operator\">=<\/span> <span class=\"token function\">express<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\napp<span class=\"token punctuation\">.<\/span><span class=\"token function\">set<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"view engine\"<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">\"ejs\"<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\napp<span class=\"token punctuation\">.<\/span><span class=\"token function\">use<\/span><span class=\"token punctuation\">(<\/span>bodyParser<span class=\"token punctuation\">.<\/span><span class=\"token function\">json<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\napp<span class=\"token punctuation\">.<\/span><span class=\"token function\">use<\/span><span class=\"token punctuation\">(<\/span>\r\n  bodyParser<span class=\"token punctuation\">.<\/span><span class=\"token function\">urlencoded<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">{<\/span>\r\n    <span class=\"token literal-property property\">extended<\/span><span class=\"token operator\">:<\/span> <span class=\"token boolean\">true<\/span><span class=\"token punctuation\">,<\/span>\r\n  <span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">)\r\n<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n<\/code><\/pre>\n<p>\u9996\u5148\uff0c\u60a8\u5c06app\u53d8\u91cf\u8bbe\u7f6e\u4e3aExpress\u7684\u4e00\u4e2a\u5b9e\u4f8b\u3002\u5176\u6b21\uff0c\u4f7f\u7528app\u53d8\u91cf\uff0c\u901a\u8fc7set()\u65b9\u6cd5\u5c06Express\u914d\u7f6e\u4e3a\u4f7f\u7528EJS\u6a21\u677f\u8bed\u8a00\u3002\u7136\u540e\uff0c\u60a8\u4f7f\u7528use()\u65b9\u6cd5\u6dfb\u52a0body-parser\u6a21\u5757\u4e2d\u95f4\u4ef6\uff0c\u5c06HTTP\u8bf7\u6c42\u4e2d\u7684JSON\u6570\u636e\u8f6c\u6362\u4e3a\u53ef\u4ee5\u7528JavaScript\u8bbf\u95ee\u7684\u53d8\u91cf\u3002\u5728\u4e0b\u4e00\u884c\u4e2d\uff0c\u60a8\u8fd8\u4f7f\u7528\u76f8\u540c\u7684\u65b9\u5f0f\u5904\u7406URL\u7f16\u7801\u7684\u8f93\u5165\u6570\u636e\u3002<\/p>\n<p>\u63a5\u4e0b\u6765\uff0c\u6dfb\u52a0\u4ee5\u4e0b\u4ee3\u7801\u884c\u6765\u589e\u52a0\u4e2d\u95f4\u4ef6\u4ee5\u5904\u7406\u6587\u4ef6\u4e0a\u4f20\u548c\u63d0\u4f9b\u9759\u6001\u6587\u4ef6\u670d\u52a1\u3002<\/p>\n<div>\u56fe\u50cf\u5904\u7406\u5668\/\u7d22\u5f15.js<\/div>\n<pre class=\"post-pre\"><code><span class=\"token operator\">...<\/span>\r\napp<span class=\"token punctuation\">.<\/span><span class=\"token function\">use<\/span><span class=\"token punctuation\">(<\/span><span class=\"token function\">fileUpload<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\napp<span class=\"token punctuation\">.<\/span><span class=\"token function\">use<\/span><span class=\"token punctuation\">(<\/span>express<span class=\"token punctuation\">.<\/span><span class=\"token function\">static<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"public\"<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n<\/code><\/pre>\n<p>\u60a8\u53ef\u4ee5\u901a\u8fc7\u8c03\u7528fileUpload()\u65b9\u6cd5\u6765\u6dfb\u52a0\u4e2d\u95f4\u4ef6\u4ee5\u89e3\u6790\u4e0a\u4f20\u7684\u6587\u4ef6\uff0c\u5e76\u8bbe\u7f6e\u4e00\u4e2a\u76ee\u5f55\uff0cExpress\u5c06\u5728\u8be5\u76ee\u5f55\u4e2d\u67e5\u627e\u548c\u63d0\u4f9b\u9759\u6001\u6587\u4ef6\uff08\u4f8b\u5982\u56fe\u7247\u548cCSS\uff09\u3002<\/p>\n<p>\u4f7f\u7528\u4e2d\u95f4\u4ef6\u8bbe\u7f6e\uff0c\u521b\u5efa\u4e00\u4e2a\u8def\u7531\u6765\u663e\u793a\u4e00\u4e2aHTML\u8868\u5355\uff0c\u7528\u4e8e\u4e0a\u4f20\u56fe\u7247\u3002<\/p>\n<div>\u56fe\u50cf\u5904\u7406\u5668\/index.js<\/div>\n<pre class=\"post-pre\"><code><span class=\"token operator\">...<\/span>\r\napp<span class=\"token punctuation\">.<\/span><span class=\"token function\">get<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"\/\"<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token keyword\">function<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token parameter\">req<span class=\"token punctuation\">,<\/span> res<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span>\r\n  res<span class=\"token punctuation\">.<\/span><span class=\"token function\">render<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"form\"<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n<span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n<\/code><\/pre>\n<p>\u5728\u8fd9\u91cc\uff0c\u60a8\u4f7f\u7528Express\u6a21\u5757\u7684get()\u65b9\u6cd5\u6765\u6307\u5b9a\/\u8def\u7531\u548c\u5f53\u7528\u6237\u8bbf\u95ee\u4e3b\u9875\u6216\/\u8def\u7531\u65f6\u5e94\u8fd0\u884c\u7684\u56de\u8c03\u51fd\u6570\u3002\u5728\u56de\u8c03\u51fd\u6570\u4e2d\uff0c\u60a8\u8c03\u7528res.render()\u6765\u6e32\u67d3\u4f4d\u4e8eviews\u76ee\u5f55\u4e2d\u7684form.ejs\u6587\u4ef6\u3002\u60a8\u5c1a\u672a\u521b\u5efaform.ejs\u6587\u4ef6\u6216views\u76ee\u5f55\u3002<\/p>\n<p>\u8981\u521b\u5efa\u5b83\uff0c\u9996\u5148\u4fdd\u5b58\u5e76\u5173\u95ed\u60a8\u7684\u6587\u4ef6\u3002\u5728\u7ec8\u7aef\u4e2d\uff0c\u8f93\u5165\u4ee5\u4e0b\u547d\u4ee4\u6765\u521b\u5efa\u60a8\u7684\u9879\u76ee\u6839\u76ee\u5f55\u4e2d\u7684\u89c6\u56fe\u76ee\u5f55\u3002<\/p>\n<pre class=\"post-pre\"><code><ol><li data-prefix=\"$\"><span class=\"token function\">mkdir<\/span> views\r\n<\/li><\/ol>\r\n<\/code><\/pre>\n<p>\u79fb\u52a8\u5230\u89c6\u56fe\u76ee\u5f55\u4e2d\u3002<\/p>\n<pre class=\"post-pre\"><code><ol><li data-prefix=\"$\"><span class=\"token builtin class-name\">cd<\/span> views\r\n<\/li><\/ol>\r\n<\/code><\/pre>\n<p>\u5728\u60a8\u7684\u7f16\u8f91\u5668\u4e2d\u521b\u5efaform.ejs\u6587\u4ef6\u3002<\/p>\n<pre class=\"post-pre\"><code><ol><li data-prefix=\"$\"><span class=\"token function\">nano<\/span> form.ejs\r\n<\/li><\/ol>\r\n<\/code><\/pre>\n<p>\u5728\u4f60\u7684form.ejs\u6587\u4ef6\u4e2d\uff0c\u6dfb\u52a0\u4ee5\u4e0b\u4ee3\u7801\u6765\u521b\u5efa\u8868\u5355\uff1a<\/p>\n<div>\u56fe\u7247\u5904\u7406\u5668\u7684\u89c6\u56fe\u8868\u5355.ejs<\/div>\n<pre class=\"post-pre\"><code>&lt;!DOCTYPE html&gt;\r\n&lt;html lang=\"zh\"&gt;\r\n  &lt;%- include('.\/head'); %&gt;\r\n  &lt;body&gt;\r\n    &lt;div class=\"home-wrapper\"&gt;\r\n      &lt;h1&gt;\u56fe\u7247\u5904\u7406\u5668&lt;\/h1&gt;\r\n      &lt;p&gt;\r\n        \u5c06\u56fe\u7247\u8c03\u6574\u4e3a\u591a\u79cd\u5c3a\u5bf8\u5e76\u5c06\u5176\u8f6c\u6362\u4e3a\r\n        &lt;a href=\"https:\/\/en.wikipedia.org\/wiki\/WebP\"&gt;webp&lt;\/a&gt; \u683c\u5f0f\u3002\r\n      &lt;\/p&gt;\r\n      &lt;form action=\"\/upload\" method=\"POST\" enctype=\"multipart\/form-data\"&gt;\r\n        &lt;input\r\n          type=\"file\"\r\n          name=\"image\"\r\n          placeholder=\"\u4ece\u60a8\u7684\u8ba1\u7b97\u673a\u9009\u62e9\u56fe\u7247\"\r\n        \/&gt;\r\n        &lt;button type=\"submit\"&gt;\u4e0a\u4f20\u56fe\u7247&lt;\/button&gt;\r\n      &lt;\/form&gt;\r\n    &lt;\/div&gt;\r\n  &lt;\/body&gt;\r\n&lt;\/html&gt;\r\n<\/code><\/pre>\n<p>\u9996\u5148\uff0c\u60a8\u9700\u8981\u5f15\u7528head.ejs\u6587\u4ef6\uff0c\u800c\u60a8\u5c1a\u672a\u521b\u5efa\u8be5\u6587\u4ef6\u3002head.ejs\u6587\u4ef6\u5c06\u5305\u542bHTML\u7684\u5934\u90e8\u5143\u7d20\uff0c\u60a8\u53ef\u4ee5\u5728\u5176\u4ed6HTML\u9875\u9762\u4e2d\u5f15\u7528\u5b83\u3002<\/p>\n<p>\u5728body\u6807\u7b7e\u4e2d\uff0c\u60a8\u4f7f\u7528\u4ee5\u4e0b\u5c5e\u6027\u521b\u5efa\u4e00\u4e2a\u8868\u5355\uff1a<\/p>\n<ul class=\"post-ul\">\n<li>action\u6307\u5b9a\u8868\u5355\u63d0\u4ea4\u65f6\u8868\u5355\u6570\u636e\u5e94\u53d1\u9001\u5230\u7684\u8def\u7531\u3002<\/li>\n<li>method\u6307\u5b9a\u7528\u4e8e\u53d1\u9001\u6570\u636e\u7684HTTP\u65b9\u6cd5\u3002POST\u65b9\u6cd5\u5c06\u6570\u636e\u5d4c\u5165\u5230HTTP\u8bf7\u6c42\u4e2d\u3002<\/li>\n<li>enctype\u6307\u5b9a\u8868\u5355\u6570\u636e\u5e94\u5982\u4f55\u7f16\u7801\u3002multipart\/form-data\u503c\u4f7fHTML\u8f93\u5165\u5143\u7d20\u80fd\u591f\u4e0a\u4f20\u6587\u4ef6\u6570\u636e\u3002<\/li>\n<\/ul>\n<p>\u5728\u8868\u5355\u5143\u7d20\u4e2d\uff0c\u60a8\u521b\u5efa\u4e00\u4e2a\u8f93\u5165\u6807\u7b7e\u4ee5\u4e0a\u4f20\u6587\u4ef6\u3002\u7136\u540e\uff0c\u60a8\u4f7f\u7528type\u5c5e\u6027\u8bbe\u7f6e\u4e3asubmit\u6765\u5b9a\u4e49\u6309\u94ae\u5143\u7d20\uff0c\u8be5\u5c5e\u6027\u5141\u8bb8\u60a8\u63d0\u4ea4\u8868\u5355\u3002<\/p>\n<p>\u5b8c\u6210\u540e\uff0c\u4fdd\u5b58\u5e76\u5173\u95ed\u4f60\u7684\u6587\u4ef6\u3002<\/p>\n<p>\u63a5\u4e0b\u6765\uff0c\u521b\u5efa\u4e00\u4e2a head.ejs \u6587\u4ef6\u3002<\/p>\n<pre class=\"post-pre\"><code><ol><li data-prefix=\"$\"><span class=\"token function\">nano<\/span> head.ejs\r\n<\/li><\/ol>\r\n<\/code><\/pre>\n<p>\u5728\u4f60\u7684 head.ejs \u6587\u4ef6\u4e2d\uff0c\u6dfb\u52a0\u4ee5\u4e0b\u4ee3\u7801\u6765\u521b\u5efa\u5e94\u7528\u7a0b\u5e8f\u7684 head \u90e8\u5206\u3002<\/p>\n<div>\u56fe\u50cf\u5904\u7406\u5668\/\u89c6\u56fe\/\u5934\u90e8.ejs<\/div>\n<pre class=\"post-pre\"><code>&lt;head&gt;\r\n  &lt;meta charset=\"UTF-8\" \/&gt;\r\n  &lt;meta http-equiv=\"X-UA-Compatible\" content=\"IE=edge\" \/&gt;\r\n  &lt;meta name=\"viewport\" content=\"width=device-width, initial-scale=1.0\" \/&gt;\r\n  &lt;title&gt;\u56fe\u7247\u5904\u7406\u5668&lt;\/title&gt;\r\n  &lt;link rel=\"stylesheet\" href=\"css\/main.css\" \/&gt;\r\n&lt;\/head&gt;\r\n<\/code><\/pre>\n<p>\u5728\u8fd9\u91cc\uff0c\u4f60\u5f15\u7528\u4e86 main.css \u6587\u4ef6\uff0c\u8be5\u6587\u4ef6\u5c06\u5728\u63a5\u4e0b\u6765\u7684\u6b65\u9aa4\u4e2d\u5728 public \u76ee\u5f55\u4e2d\u521b\u5efa\u3002\u90a3\u4e2a\u6587\u4ef6\u5c06\u5305\u542b\u8be5\u5e94\u7528\u7a0b\u5e8f\u7684\u6837\u5f0f\u3002\u73b0\u5728\uff0c\u4f60\u5c06\u7ee7\u7eed\u8bbe\u7f6e\u9759\u6001\u8d44\u6e90\u7684\u6d41\u7a0b\u3002<\/p>\n<p>\u4fdd\u5b58\u5e76\u5173\u95ed\u6587\u4ef6\u3002<\/p>\n<p>\u4e3a\u4e86\u5904\u7406\u6765\u81ea\u8868\u5355\u63d0\u4ea4\u7684\u6570\u636e\uff0c\u4f60\u5fc5\u987b\u5728 Express \u4e2d\u5b9a\u4e49\u4e00\u4e2a post \u65b9\u6cd5\u3002\u4e3a\u4e86\u505a\u5230\u8fd9\u4e00\u70b9\uff0c\u8fd4\u56de\u5230\u4f60\u7684\u9879\u76ee\u7684\u6839\u76ee\u5f55\u3002<\/p>\n<pre class=\"post-pre\"><code><ol><li data-prefix=\"$\"><span class=\"token builtin class-name\">cd<\/span> <span class=\"token punctuation\">..<\/span>\r\n<\/li><\/ol>\r\n<\/code><\/pre>\n<p>\u518d\u6b21\u6253\u5f00\u4f60\u7684 index.js \u6587\u4ef6\u3002<\/p>\n<pre class=\"post-pre\"><code><ol><li data-prefix=\"$\"><span class=\"token function\">nano<\/span> index.js\r\n<\/li><\/ol>\r\n<\/code><\/pre>\n<p>\u5728\u4f60\u7684index.js\u6587\u4ef6\u4e2d\uff0c\u6dfb\u52a0\u4e0b\u9762\u7684\u4ee3\u7801\u884c\u6765\u5b9a\u4e49\u4e00\u4e2a\u5904\u7406\u8868\u5355\u63d0\u4ea4\u7684\u65b9\u6cd5\uff0c\u8be5\u65b9\u6cd5\u5728\u8def\u7531\/upload\u4e0a\u4f7f\u7528\uff1a<\/p>\n<div>\u56fe\u50cf\u5904\u7406\u5668\/index.js<\/div>\n<pre class=\"post-pre\"><code>app<span class=\"token punctuation\">.<\/span><span class=\"token function\">get<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"\/\"<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token keyword\">function<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token parameter\">req<span class=\"token punctuation\">,<\/span> res<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span>\r\n  <span class=\"token operator\">...<\/span>\r\n<span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n\r\n<mark>app<span class=\"token punctuation\">.<\/span><span class=\"token function\">post<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"\/upload\"<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token keyword\">async<\/span> <span class=\"token keyword\">function<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token parameter\">req<span class=\"token punctuation\">,<\/span> res<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><\/mark>\r\n  <mark><span class=\"token keyword\">const<\/span> <span class=\"token punctuation\">{<\/span> image <span class=\"token punctuation\">}<\/span> <span class=\"token operator\">=<\/span> req<span class=\"token punctuation\">.<\/span>files<span class=\"token punctuation\">;<\/span><\/mark>\r\n\r\n  <mark><span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token operator\">!<\/span>image<span class=\"token punctuation\">)<\/span> <span class=\"token keyword\">return<\/span> res<span class=\"token punctuation\">.<\/span><span class=\"token function\">sendStatus<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">400<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/mark>\r\n\r\n<mark><span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/mark>\r\n<\/code><\/pre>\n<p>\u60a8\u4f7f\u7528app\u53d8\u91cf\u6765\u8c03\u7528post()\u65b9\u6cd5\uff0c\u8be5\u65b9\u6cd5\u5c06\u5904\u7406\u5728\/upload\u8def\u7531\u4e0a\u63d0\u4ea4\u7684\u8868\u5355\u3002\u63a5\u4e0b\u6765\uff0c\u60a8\u4eceHTTP\u8bf7\u6c42\u4e2d\u63d0\u53d6\u4e0a\u4f20\u7684\u56fe\u50cf\u6570\u636e\u5230image\u53d8\u91cf\u4e2d\u3002\u7136\u540e\uff0c\u5982\u679c\u7528\u6237\u672a\u4e0a\u4f20\u56fe\u50cf\uff0c\u60a8\u8bbe\u7f6e\u4e00\u4e2a\u54cd\u5e94\u6765\u8fd4\u56de400\u72b6\u6001\u7801\u3002<\/p>\n<p>\u4e3a\u4e0a\u4f20\u7684\u56fe\u50cf\u8bbe\u7f6e\u5904\u7406\u8fc7\u7a0b\uff0c\u8bf7\u6dfb\u52a0\u4ee5\u4e0b\u7a81\u51fa\u663e\u793a\u7684\u4ee3\u7801\u3002<\/p>\n<div>\u56fe\u7247\u5904\u7406\u5668\/index.js<\/div>\n<pre class=\"post-pre\"><code><span class=\"token operator\">...<\/span>\r\napp<span class=\"token punctuation\">.<\/span><span class=\"token function\">post<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"\/upload\"<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token keyword\">async<\/span> <span class=\"token keyword\">function<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token parameter\">req<span class=\"token punctuation\">,<\/span> res<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span>\r\n  <span class=\"token keyword\">const<\/span> <span class=\"token punctuation\">{<\/span> image <span class=\"token punctuation\">}<\/span> <span class=\"token operator\">=<\/span> req<span class=\"token punctuation\">.<\/span>files<span class=\"token punctuation\">;<\/span>\r\n\r\n  <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token operator\">!<\/span>image<span class=\"token punctuation\">)<\/span> <span class=\"token keyword\">return<\/span> res<span class=\"token punctuation\">.<\/span><span class=\"token function\">sendStatus<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">400<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n  <mark><span class=\"token keyword\">const<\/span> imageName <span class=\"token operator\">=<\/span> path<span class=\"token punctuation\">.<\/span><span class=\"token function\">parse<\/span><span class=\"token punctuation\">(<\/span>image<span class=\"token punctuation\">.<\/span>name<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span>name<span class=\"token punctuation\">;<\/span><\/mark>\r\n  <mark><span class=\"token keyword\">const<\/span> <span class=\"token function-variable function\">processImage<\/span> <span class=\"token operator\">=<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token parameter\">size<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">=&gt;<\/span><\/mark>\r\n    <mark><span class=\"token function\">sharp<\/span><span class=\"token punctuation\">(<\/span>image<span class=\"token punctuation\">.<\/span>data<span class=\"token punctuation\">)<\/span><\/mark>\r\n      <mark><span class=\"token punctuation\">.<\/span><span class=\"token function\">resize<\/span><span class=\"token punctuation\">(<\/span>size<span class=\"token punctuation\">,<\/span> size<span class=\"token punctuation\">)<\/span><\/mark>\r\n      <mark><span class=\"token punctuation\">.<\/span><span class=\"token function\">webp<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">{<\/span> <span class=\"token literal-property property\">lossless<\/span><span class=\"token operator\">:<\/span> <span class=\"token boolean\">true<\/span> <span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">)<\/span><\/mark>\r\n      <mark><span class=\"token punctuation\">.<\/span><span class=\"token function\">toFile<\/span><span class=\"token punctuation\">(<\/span><span class=\"token template-string\"><span class=\"token template-punctuation string\">`<\/span><span class=\"token string\">.\/public\/images\/<\/span><span class=\"token interpolation\"><span class=\"token interpolation-punctuation punctuation\">${<\/span>imageName<span class=\"token interpolation-punctuation punctuation\">}<\/span><\/span><span class=\"token string\">-<\/span><span class=\"token interpolation\"><span class=\"token interpolation-punctuation punctuation\">${<\/span>size<span class=\"token interpolation-punctuation punctuation\">}<\/span><\/span><span class=\"token string\">.webp<\/span><span class=\"token template-punctuation string\">`<\/span><\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/mark>\r\n\r\n  <mark>sizes <span class=\"token operator\">=<\/span> <span class=\"token punctuation\">[<\/span><span class=\"token number\">90<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">96<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">120<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">144<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">160<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">180<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">240<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">288<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">360<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">480<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">720<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">1440<\/span><span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">;<\/span><\/mark>\r\n  <mark>Promise<span class=\"token punctuation\">.<\/span><span class=\"token function\">all<\/span><span class=\"token punctuation\">(<\/span>sizes<span class=\"token punctuation\">.<\/span><span class=\"token function\">map<\/span><span class=\"token punctuation\">(<\/span>processImage<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/mark>\r\n<span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n<\/code><\/pre>\n<p>\u8fd9\u4e9b\u4ee3\u7801\u884c\u5c55\u793a\u4e86\u5e94\u7528\u7a0b\u5e8f\u5982\u4f55\u5904\u7406\u56fe\u50cf\u3002\u9996\u5148\uff0c\u4ece\u4e0a\u4f20\u7684\u56fe\u50cf\u6587\u4ef6\u540d\u4e2d\u63d0\u53d6\u4e0d\u5e26\u6269\u5c55\u540d\u7684\u56fe\u50cf\u540d\u79f0\uff0c\u5e76\u5c06\u5176\u4fdd\u5b58\u5728imageName\u53d8\u91cf\u4e2d\u3002\u63a5\u4e0b\u6765\uff0c\u5b9a\u4e49processImage()\u51fd\u6570\u3002\u6b64\u51fd\u6570\u63a5\u53d7size\u53c2\u6570\uff0c\u8be5\u53c2\u6570\u503c\u5c06\u7528\u4e8e\u786e\u5b9a\u56fe\u50cf\u8c03\u6574\u5927\u5c0f\u7684\u5c3a\u5bf8\u3002\u5728\u51fd\u6570\u5185\u90e8\uff0c\u4f7f\u7528\u5305\u542b\u4e0a\u4f20\u56fe\u50cf\u4e8c\u8fdb\u5236\u6570\u636e\u7684\u7f13\u51b2\u533aimage.data\u6765\u8c03\u7528sharp()\u65b9\u6cd5\u3002sharp\u5e93\u6839\u636esize\u53c2\u6570\u4e2d\u7684\u503c\u5bf9\u56fe\u50cf\u8fdb\u884c\u5c3a\u5bf8\u8c03\u6574\u3002\u7136\u540e\u4f7f\u7528sharp\u7684webp()\u65b9\u6cd5\u5c06\u56fe\u50cf\u8f6c\u6362\u4e3awebp\u683c\u5f0f\u3002\u6700\u540e\uff0c\u5c06\u5904\u7406\u540e\u7684\u56fe\u50cf\u4fdd\u5b58\u5230public\/images\/\u76ee\u5f55\u4e2d\u3002<\/p>\n<p>\u4e0b\u9762\u7684\u6570\u5b57\u5217\u8868\u5b9a\u4e49\u4e86\u7528\u6765\u8c03\u6574\u4e0a\u4f20\u56fe\u50cf\u5927\u5c0f\u7684\u5c3a\u5bf8\u3002\u7136\u540e\u4f7f\u7528JavaScript\u7684map()\u65b9\u6cd5\u6765\u9488\u5bf9sizes\u6570\u7ec4\u4e2d\u7684\u6bcf\u4e2a\u5143\u7d20\u8c03\u7528processImage()\u51fd\u6570\uff0c\u5e76\u8fd4\u56de\u4e00\u4e2a\u65b0\u6570\u7ec4\u3002\u6bcf\u6b21map()\u65b9\u6cd5\u8c03\u7528processImage()\u51fd\u6570\u65f6\uff0c\u90fd\u4f1a\u8fd4\u56de\u4e00\u4e2a\u65b0\u6570\u7ec4\u7684Promise\u3002\u4f60\u4f7f\u7528Promise.all()\u65b9\u6cd5\u6765\u89e3\u6790\u5b83\u4eec\u3002<\/p>\n<p>\u8ba1\u7b97\u673a\u5904\u7406\u901f\u5ea6\u5404\u4e0d\u76f8\u540c\uff0c\u7528\u6237\u53ef\u4ee5\u4e0a\u4f20\u7684\u56fe\u50cf\u5927\u5c0f\u4e5f\u4e0d\u540c\uff0c\u8fd9\u53ef\u80fd\u4f1a\u5f71\u54cd\u56fe\u50cf\u5904\u7406\u901f\u5ea6\u3002\u4e3a\u4e86\u8fdb\u884c\u6f14\u793a\u76ee\u7684\u800c\u5ef6\u8fdf\u6b64\u4ee3\u7801\uff0c\u63d2\u5165\u4ee5\u4e0b\u7a81\u51fa\u663e\u793a\u7684\u884c\u6765\u6dfb\u52a0\u4e00\u4e2a\u5360\u7528CPU\u8d44\u6e90\u7684\u589e\u91cf\u5faa\u73af\uff0c\u5e76\u91cd\u5b9a\u5411\u5230\u4e00\u4e2a\u9875\u9762\uff0c\u8be5\u9875\u9762\u5c06\u663e\u793a\u8c03\u6574\u5927\u5c0f\u540e\u7684\u56fe\u50cf\u3002<\/p>\n<div>\u56fe\u50cf\u5904\u7406\u5668\/index.js<\/div>\n<pre class=\"post-pre\"><code><span class=\"token operator\">...<\/span>\r\napp<span class=\"token punctuation\">.<\/span><span class=\"token function\">post<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"\/upload\"<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token keyword\">async<\/span> <span class=\"token keyword\">function<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token parameter\">req<span class=\"token punctuation\">,<\/span> res<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span>\r\n  <span class=\"token operator\">...<\/span>\r\n  <mark><span class=\"token keyword\">let<\/span> counter <span class=\"token operator\">=<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">;<\/span><\/mark>\r\n  <mark><span class=\"token keyword\">for<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token keyword\">let<\/span> i <span class=\"token operator\">=<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">;<\/span> i <span class=\"token operator\">&lt;<\/span> <span class=\"token number\">10_000_000_000<\/span><span class=\"token punctuation\">;<\/span> i<span class=\"token operator\">++<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><\/mark>\r\n    <mark>counter<span class=\"token operator\">++<\/span><span class=\"token punctuation\">;<\/span><\/mark>\r\n  <mark><span class=\"token punctuation\">}<\/span><\/mark>\r\n\r\n  <mark>res<span class=\"token punctuation\">.<\/span><span class=\"token function\">redirect<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"\/result\"<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/mark>\r\n<span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n<\/code><\/pre>\n<p>\u5faa\u73af\u5c06\u8fd0\u884c\u4e00\u767e\u4ebf\u6b21\u4ee5\u9012\u589e\u8ba1\u6570\u5668\u53d8\u91cf\u3002\u4f60\u8c03\u7528res.redirect()\u51fd\u6570\u5c06\u5e94\u7528\u7a0b\u5e8f\u91cd\u5b9a\u5411\u5230\/result\u8def\u7531\u3002\u8be5\u8def\u7531\u5c06\u6e32\u67d3\u4e00\u4e2aHTML\u9875\u9762\uff0c\u663e\u793apublic\/images\u76ee\u5f55\u4e2d\u7684\u56fe\u50cf\u3002<\/p>\n<p>&#8220;\u76ee\u524d\u5c1a\u4e0d\u5b58\u5728\/result\u8def\u7531\u3002\u8981\u521b\u5efa\u8be5\u8def\u7531\uff0c\u8bf7\u5728\u4f60\u7684index.js\u6587\u4ef6\u4e2d\u6dfb\u52a0\u9ad8\u4eae\u4ee3\u7801\u3002&#8221;<\/p>\n<div>\u56fe\u7247\u5904\u7406\u5668\/index.js<\/div>\n<p>\u8fd9\u662f\u6587\u7ae0\u300a\u5982\u4f55\u4f7f\u7528Node.js\u548cBullMQ\u5904\u7406\u5f02\u6b65\u4efb\u52a1\u300b\u7684\u7b2c7\u90e8\u5206\uff08\u517126\u90e8\u5206\uff09\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"token operator\">...<\/span>\r\n\r\napp<span class=\"token punctuation\">.<\/span><span class=\"token function\">get<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"\/\"<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token keyword\">function<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token parameter\">req<span class=\"token punctuation\">,<\/span> res<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span>\r\n <span class=\"token operator\">...<\/span>\r\n<span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n\r\n<mark>app<span class=\"token punctuation\">.<\/span><span class=\"token function\">get<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"\/result\"<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token parameter\">req<span class=\"token punctuation\">,<\/span> res<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">=&gt;<\/span> <span class=\"token punctuation\">{<\/span><\/mark>\r\n  <mark><span class=\"token keyword\">const<\/span> imgDirPath <span class=\"token operator\">=<\/span> path<span class=\"token punctuation\">.<\/span><span class=\"token function\">join<\/span><span class=\"token punctuation\">(<\/span>__dirname<span class=\"token punctuation\">,<\/span> <span class=\"token string\">\".\/public\/images\"<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/mark>\r\n  <mark><span class=\"token keyword\">let<\/span> imgFiles <span class=\"token operator\">=<\/span> fs<span class=\"token punctuation\">.<\/span><span class=\"token function\">readdirSync<\/span><span class=\"token punctuation\">(<\/span>imgDirPath<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">map<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">(<\/span><span class=\"token parameter\">image<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">=&gt;<\/span> <span class=\"token punctuation\">{<\/span><\/mark>\r\n    <mark><span class=\"token keyword\">return<\/span> <span class=\"token template-string\"><span class=\"token template-punctuation string\">`<\/span><span class=\"token string\">images\/<\/span><span class=\"token interpolation\"><span class=\"token interpolation-punctuation punctuation\">${<\/span>image<span class=\"token interpolation-punctuation punctuation\">}<\/span><\/span><span class=\"token template-punctuation string\">`<\/span><\/span><span class=\"token punctuation\">;<\/span><\/mark>\r\n  <mark><span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/mark>\r\n  <mark>res<span class=\"token punctuation\">.<\/span><span class=\"token function\">render<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"result\"<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token punctuation\">{<\/span> imgFiles <span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/mark>\r\n<mark><span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/mark>\r\n\r\napp<span class=\"token punctuation\">.<\/span><span class=\"token function\">post<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"\/upload\"<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token keyword\">async<\/span> <span class=\"token keyword\">function<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token parameter\">req<span class=\"token punctuation\">,<\/span> res<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span>\r\n  <span class=\"token operator\">...<\/span>\r\n<span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n<\/code><\/pre>\n<p>\u4f60\u53ef\u4ee5\u4f7f\u7528<code>app.get()<\/code>\u65b9\u6cd5\u6765\u5b9a\u4e49<code>\/result<\/code>\u8def\u7531\u3002\u5728\u8fd9\u4e2a\u51fd\u6570\u4e2d\uff0c\u4f60\u53ef\u4ee5\u4f7f\u7528\u5b8c\u6574\u8def\u5f84\u6765\u5b9a\u4e49<code>imgDirPath<\/code>\u53d8\u91cf\uff0c\u6307\u5411<code>public\/images<\/code>\u76ee\u5f55\u3002\u4f60\u53ef\u4ee5\u4f7f\u7528<code>fs<\/code>\u6a21\u5757\u7684<code>readdirSync()<\/code>\u65b9\u6cd5\u6765\u8bfb\u53d6\u7ed9\u5b9a\u76ee\u5f55\u4e2d\u7684\u6240\u6709\u6587\u4ef6\u3002\u4e4b\u540e\uff0c\u4f60\u53ef\u4ee5\u901a\u8fc7\u94fe\u5f0f\u8c03\u7528<code>map()<\/code>\u65b9\u6cd5\u5c06\u56fe\u7247\u8def\u5f84\u52a0\u4e0a\u524d\u7f00<code>images\/<\/code>\uff0c\u5e76\u8fd4\u56de\u4e00\u4e2a\u65b0\u7684\u6570\u7ec4\u3002<\/p>\n<p>\u6700\u540e\uff0c\u4f60\u8c03\u7528<code>res.render()<\/code>\u65b9\u6cd5\u6765\u6e32\u67d3<code>result.ejs<\/code>\u6587\u4ef6\uff0c\u8be5\u6587\u4ef6\u76ee\u524d\u8fd8\u4e0d\u5b58\u5728\u3002\u4f60\u5c06\u5305\u542b\u6240\u6709\u56fe\u7247\u76f8\u5bf9\u8def\u5f84\u7684<code>imgFiles<\/code>\u53d8\u91cf\u4f20\u9012\u7ed9<code>result.ejs<\/code>\u6587\u4ef6\u3002<\/p>\n<p>\u4fdd\u5b58\u5e76\u5173\u95ed\u4f60\u7684\u6587\u4ef6\u3002<\/p>\n<p>\u8981\u521b\u5efa<code>result.ejs<\/code>\u6587\u4ef6\uff0c\u8bf7\u8fd4\u56de\u5230<code>views<\/code>\u76ee\u5f55\u3002<\/p>\n<pre class=\"post-pre\"><code><ol><li data-prefix=\"$\"><span class=\"token builtin class-name\">cd<\/span> views\r\n<\/li><\/ol>\r\n<\/code><\/pre>\n<p>\u5728\u60a8\u7684\u7f16\u8f91\u5668\u4e2d\u521b\u5efa\u5e76\u6253\u5f00<code>result.ejs<\/code>\u6587\u4ef6\u3002<\/p>\n<pre class=\"post-pre\"><code><ol><li data-prefix=\"$\"><span class=\"token function\">nano<\/span> result.ejs\r\n<\/li><\/ol>\r\n<\/code><\/pre>\n<p>\u5728\u4f60\u7684<code>result.ejs<\/code>\u6587\u4ef6\u4e2d\uff0c\u6dfb\u52a0\u4ee5\u4e0b\u4ee3\u7801\u6765\u663e\u793a\u56fe\u7247\uff1a<\/p>\n<div>\u56fe\u50cf\u5904\u7406\u5668\/\u89c6\u56fe\/\u7ed3\u679c.ejs<\/div>\n<pre class=\"post-pre\"><code>&lt;!DOCTYPE html&gt;\r\n&lt;html lang=\"zh\"&gt;\r\n  &lt;%- include('.\/head'); %&gt;\r\n  &lt;body&gt;\r\n    &lt;div class=\"gallery-wrapper\"&gt;\r\n      &lt;% if (imgFiles.length &gt; 0){%&gt;\r\n      &lt;p&gt;\u4ee5\u4e0b\u662f\u5904\u7406\u540e\u7684\u56fe\u50cf\uff1a&lt;\/p&gt;\r\n      &lt;ul&gt;\r\n        &lt;% for (let imgFile of imgFiles){ %&gt;\r\n        &lt;li&gt;&lt;img src=&lt;%= imgFile %&gt; \/&gt;&lt;\/li&gt;\r\n        &lt;% } %&gt;\r\n      &lt;\/ul&gt;\r\n      &lt;% } else{ %&gt;\r\n      &lt;p&gt;\r\n        \u56fe\u50cf\u6b63\u5728\u5904\u7406\u4e2d\u3002\u8bf7\u51e0\u79d2\u949f\u540e\u5237\u65b0\u9875\u9762\u4ee5\u67e5\u770b\u8c03\u6574\u5927\u5c0f\u540e\u7684\u56fe\u50cf\u3002\r\n      &lt;\/p&gt;\r\n      &lt;% } %&gt;\r\n    &lt;\/div&gt;\r\n  &lt;\/body&gt;\r\n&lt;\/html&gt;\r\n<\/code><\/pre>\n<p>\u9996\u5148\uff0c\u4f60\u5f15\u7528\u4e86head.ejs\u6587\u4ef6\u3002\u5728body\u6807\u7b7e\u4e2d\uff0c\u4f60\u68c0\u67e5imgFiles\u53d8\u91cf\u662f\u5426\u4e3a\u7a7a\u3002\u5982\u679c\u5b83\u6709\u6570\u636e\uff0c\u4f60\u4f1a\u904d\u5386\u6bcf\u4e2a\u6587\u4ef6\uff0c\u5e76\u4e3a\u6bcf\u4e2a\u6570\u7ec4\u5143\u7d20\u521b\u5efa\u4e00\u5f20\u56fe\u7247\u3002\u5982\u679cimgFiles\u4e3a\u7a7a\uff0c\u4f60\u4f1a\u6253\u5370\u4e00\u6761\u6d88\u606f\u544a\u8bc9\u7528\u6237\u7b49\u5f85\u51e0\u79d2\u949f\u540e\u5237\u65b0\u9875\u9762\u6765\u67e5\u770b\u8c03\u6574\u5927\u5c0f\u540e\u7684\u56fe\u7247\u3002<\/p>\n<p>\u4fdd\u5b58\u5e76\u5173\u95ed\u4f60\u7684\u6587\u4ef6\u3002<\/p>\n<p>\u63a5\u4e0b\u6765\uff0c\u8fd4\u56de\u6839\u76ee\u5f55\u5e76\u521b\u5efa\u5305\u542b\u9759\u6001\u8d44\u4ea7\u7684\u516c\u5171\u76ee\u5f55\u3002<\/p>\n<pre class=\"post-pre\"><code><ol><li data-prefix=\"$\"><span class=\"token builtin class-name\">cd<\/span> <span class=\"token punctuation\">..<\/span> <span class=\"token operator\">&amp;&amp;<\/span> <span class=\"token function\">mkdir<\/span> public\r\n<\/li><\/ol>\r\n<\/code><\/pre>\n<p>\u8fdb\u5165\u516c\u5171\u76ee\u5f55\u3002<\/p>\n<pre class=\"post-pre\"><code><ol><li data-prefix=\"$\"><span class=\"token builtin class-name\">cd<\/span> public\r\n<\/li><\/ol>\r\n<\/code><\/pre>\n<p>\u521b\u5efa\u4e00\u4e2a\u56fe\u50cf\u76ee\u5f55\uff0c\u7528\u4e8e\u5b58\u50a8\u4e0a\u4f20\u7684\u56fe\u7247\u3002<\/p>\n<pre class=\"post-pre\"><code><ol><li data-prefix=\"$\"><span class=\"token function\">mkdir<\/span> images\r\n<\/li><\/ol>\r\n<\/code><\/pre>\n<p>\u63a5\u4e0b\u6765\uff0c\u521b\u5efacss\u76ee\u5f55\u5e76\u8f6c\u5230\u8be5\u76ee\u5f55\u4e0b\u3002<\/p>\n<pre class=\"post-pre\"><code><ol><li data-prefix=\"$\"><span class=\"token function\">mkdir<\/span> css <span class=\"token operator\">&amp;&amp;<\/span> <span class=\"token builtin class-name\">cd<\/span> css\r\n<\/li><\/ol>\r\n<\/code><\/pre>\n<p>\u5728\u4f60\u7684\u7f16\u8f91\u5668\u4e2d\uff0c\u521b\u5efa\u5e76\u6253\u5f00main.css\u6587\u4ef6\uff0c\u8fd9\u4e2a\u6587\u4ef6\u662f\u4f60\u4e4b\u524d\u5728head.ejs\u6587\u4ef6\u4e2d\u5f15\u7528\u7684\u3002<\/p>\n<pre class=\"post-pre\"><code><ol><li data-prefix=\"$\"><span class=\"token function\">nano<\/span> main.css\r\n<\/li><\/ol>\r\n<\/code><\/pre>\n<p>\u5728\u4f60\u7684main.css\u6587\u4ef6\u4e2d\uff0c\u6dfb\u52a0\u4ee5\u4e0b\u6837\u5f0f\uff1a<\/p>\n<div>\u56fe\u50cf\u5904\u7406\u7a0b\u5e8f\/\u516c\u5171\/css\/main.css<\/div>\n<pre class=\"post-pre\"><code><span class=\"token selector\">body<\/span> <span class=\"token punctuation\">{<\/span>\r\n  <span class=\"token property\">background<\/span><span class=\"token punctuation\">:<\/span> <span class=\"token hexcode color\">#f8f8f8<\/span><span class=\"token punctuation\">;<\/span>\r\n<span class=\"token punctuation\">}<\/span>\r\n\r\n<span class=\"token selector\">h1<\/span> <span class=\"token punctuation\">{<\/span>\r\n  <span class=\"token property\">text-align<\/span><span class=\"token punctuation\">:<\/span> center<span class=\"token punctuation\">;<\/span>\r\n<span class=\"token punctuation\">}<\/span>\r\n\r\n<span class=\"token selector\">p<\/span> <span class=\"token punctuation\">{<\/span>\r\n  <span class=\"token property\">margin-bottom<\/span><span class=\"token punctuation\">:<\/span> <span class=\"token number\">20<\/span><span class=\"token unit\">px<\/span><span class=\"token punctuation\">;<\/span>\r\n<span class=\"token punctuation\">}<\/span>\r\n\r\n<span class=\"token selector\">a<span class=\"token pseudo-class\">:link<\/span><span class=\"token punctuation\">,<\/span>\r\na<span class=\"token pseudo-class\">:visited<\/span><\/span> <span class=\"token punctuation\">{<\/span>\r\n  <span class=\"token property\">color<\/span><span class=\"token punctuation\">:<\/span> <span class=\"token hexcode color\">#00bcd4<\/span><span class=\"token punctuation\">;<\/span>\r\n<span class=\"token punctuation\">}<\/span>\r\n\r\n<span class=\"token comment\">\/** \"\u9009\u62e9\u6587\u4ef6\"\u6309\u94ae\u6837\u5f0f **\/<\/span>\r\n<span class=\"token selector\">button<span class=\"token attribute\"><span class=\"token punctuation\">[<\/span><span class=\"token attr-name\">type<\/span><span class=\"token operator\">=<\/span><span class=\"token attr-value\">\"submit\"<\/span><span class=\"token punctuation\">]<\/span><\/span><\/span> <span class=\"token punctuation\">{<\/span>\r\n  <span class=\"token property\">background<\/span><span class=\"token punctuation\">:<\/span> none<span class=\"token punctuation\">;<\/span>\r\n  <span class=\"token property\">border<\/span><span class=\"token punctuation\">:<\/span> <span class=\"token number\">1<\/span><span class=\"token unit\">px<\/span> solid <span class=\"token color\">orange<\/span><span class=\"token punctuation\">;<\/span>\r\n  <span class=\"token property\">padding<\/span><span class=\"token punctuation\">:<\/span> <span class=\"token number\">10<\/span><span class=\"token unit\">px<\/span> <span class=\"token number\">30<\/span><span class=\"token unit\">px<\/span><span class=\"token punctuation\">;<\/span>\r\n  <span class=\"token property\">border-radius<\/span><span class=\"token punctuation\">:<\/span> <span class=\"token number\">30<\/span><span class=\"token unit\">px<\/span><span class=\"token punctuation\">;<\/span>\r\n  <span class=\"token property\">transition<\/span><span class=\"token punctuation\">:<\/span> all <span class=\"token number\">1<\/span><span class=\"token unit\">s<\/span><span class=\"token punctuation\">;<\/span>\r\n<span class=\"token punctuation\">}<\/span>\r\n\r\n<span class=\"token selector\">button<span class=\"token attribute\"><span class=\"token punctuation\">[<\/span><span class=\"token attr-name\">type<\/span><span class=\"token operator\">=<\/span><span class=\"token attr-value\">\"submit\"<\/span><span class=\"token punctuation\">]<\/span><\/span><span class=\"token pseudo-class\">:hover<\/span><\/span> <span class=\"token punctuation\">{<\/span>\r\n  <span class=\"token property\">background<\/span><span class=\"token punctuation\">:<\/span> <span class=\"token color\">orange<\/span><span class=\"token punctuation\">;<\/span>\r\n<span class=\"token punctuation\">}<\/span>\r\n\r\n<span class=\"token comment\">\/** \"\u4e0a\u4f20\u56fe\u50cf\"\u6309\u94ae\u6837\u5f0f **\/<\/span>\r\n<span class=\"token selector\">input<span class=\"token attribute\"><span class=\"token punctuation\">[<\/span><span class=\"token attr-name\">type<\/span><span class=\"token operator\">=<\/span><span class=\"token attr-value\">\"file\"<\/span><span class=\"token punctuation\">]<\/span><\/span><span class=\"token pseudo-element\">::file-selector-button<\/span><\/span> <span class=\"token punctuation\">{<\/span>\r\n  <span class=\"token property\">border<\/span><span class=\"token punctuation\">:<\/span> <span class=\"token number\">2<\/span><span class=\"token unit\">px<\/span> solid <span class=\"token hexcode color\">#2196f3<\/span><span class=\"token punctuation\">;<\/span>\r\n  <span class=\"token property\">padding<\/span><span class=\"token punctuation\">:<\/span> <span class=\"token number\">10<\/span><span class=\"token unit\">px<\/span> <span class=\"token number\">20<\/span><span class=\"token unit\">px<\/span><span class=\"token punctuation\">;<\/span>\r\n  <span class=\"token property\">border-radius<\/span><span class=\"token punctuation\">:<\/span> <span class=\"token number\">0.2<\/span><span class=\"token unit\">em<\/span><span class=\"token punctuation\">;<\/span>\r\n  <span class=\"token property\">background-color<\/span><span class=\"token punctuation\">:<\/span> <span class=\"token hexcode color\">#2196f3<\/span><span class=\"token punctuation\">;<\/span>\r\n<span class=\"token punctuation\">}<\/span>\r\n\r\n<span class=\"token selector\">ul<\/span> <span class=\"token punctuation\">{<\/span>\r\n  <span class=\"token property\">list-style<\/span><span class=\"token punctuation\">:<\/span> none<span class=\"token punctuation\">;<\/span>\r\n  <span class=\"token property\">padding<\/span><span class=\"token punctuation\">:<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">;<\/span>\r\n  <span class=\"token property\">display<\/span><span class=\"token punctuation\">:<\/span> flex<span class=\"token punctuation\">;<\/span>\r\n  <span class=\"token property\">flex-wrap<\/span><span class=\"token punctuation\">:<\/span> wrap<span class=\"token punctuation\">;<\/span>\r\n  <span class=\"token property\">gap<\/span><span class=\"token punctuation\">:<\/span> <span class=\"token number\">20<\/span><span class=\"token unit\">px<\/span><span class=\"token punctuation\">;<\/span>\r\n<span class=\"token punctuation\">}<\/span>\r\n\r\n<span class=\"token selector\"><span class=\"token class\">.home-wrapper<\/span><\/span> <span class=\"token punctuation\">{<\/span>\r\n  <span class=\"token property\">max-width<\/span><span class=\"token punctuation\">:<\/span> <span class=\"token number\">500<\/span><span class=\"token unit\">px<\/span><span class=\"token punctuation\">;<\/span>\r\n  <span class=\"token property\">margin<\/span><span class=\"token punctuation\">:<\/span> <span class=\"token number\">0<\/span> auto<span class=\"token punctuation\">;<\/span>\r\n  <span class=\"token property\">padding-top<\/span><span class=\"token punctuation\">:<\/span> <span class=\"token number\">100<\/span><span class=\"token unit\">px<\/span><span class=\"token punctuation\">;<\/span>\r\n<span class=\"token punctuation\">}<\/span>\r\n\r\n<span class=\"token selector\"><span class=\"token class\">.gallery-wrapper<\/span><\/span> <span class=\"token punctuation\">{<\/span>\r\n  <span class=\"token property\">max-width<\/span><span class=\"token punctuation\">:<\/span> <span class=\"token number\">1200<\/span><span class=\"token unit\">px<\/span><span class=\"token punctuation\">;<\/span>\r\n  <span class=\"token property\">margin<\/span><span class=\"token punctuation\">:<\/span> <span class=\"token number\">0<\/span> auto<span class=\"token punctuation\">;<\/span>\r\n<span class=\"token punctuation\">}<\/span>\r\n<\/code><\/pre>\n<p>\u8fd9\u4e9b\u4ee3\u7801\u5c06\u4e3a\u5e94\u7528\u7a0b\u5e8f\u4e2d\u7684\u5143\u7d20\u6dfb\u52a0\u6837\u5f0f\u3002\u4f7f\u7528CSS\u5c5e\u6027\uff0c\u60a8\u53ef\u4ee5\u4e3a&#8221;\u4e0a\u4f20\u56fe\u50cf&#8221;\u6309\u94ae\u7684\u80cc\u666f\u548c\u8fb9\u6846\u8bbe\u7f6e\u5341\u516d\u8fdb\u5236\u7801#2196f3\uff08\u4e00\u79cd\u84dd\u8272\u8272\u8c03\uff09\uff0c\u5e76\u4e3a&#8221;\u9009\u62e9\u6587\u4ef6&#8221;\u6309\u94ae\u7684\u8fb9\u6846\u8bbe\u7f6e\u4e3a\u6a59\u8272\u3002\u60a8\u8fd8\u53ef\u4ee5\u4e3a\/result\u9875\u9762\u4e2d\u7684\u5143\u7d20\u6dfb\u52a0\u6837\u5f0f\uff0c\u4f7f\u5b83\u4eec\u66f4\u5177\u53ef\u89c6\u6027\u3002<\/p>\n<p>\u5b8c\u6210\u540e\uff0c\u8bf7\u4fdd\u5b58\u5e76\u5173\u95ed\u6587\u4ef6\u3002<\/p>\n<p>\u8fd4\u56de\u5230\u9879\u76ee\u7684\u6839\u76ee\u5f55\u3002<\/p>\n<pre class=\"post-pre\"><code><ol><li data-prefix=\"$\"><span class=\"token builtin class-name\">cd<\/span> <span class=\"token punctuation\">..<\/span>\/<span class=\"token punctuation\">..<\/span>\r\n<\/li><\/ol>\r\n<\/code><\/pre>\n<p>\u5728\u4f60\u7684\u7f16\u8f91\u5668\u4e2d\u6253\u5f00index.js\u6587\u4ef6\u3002<\/p>\n<pre class=\"post-pre\"><code><ol><li data-prefix=\"$\"><span class=\"token function\">nano<\/span> index.js\r\n<\/li><\/ol>\r\n<\/code><\/pre>\n<p>\u5728\u4f60\u7684index.js\u6587\u4ef6\u4e2d\u6dfb\u52a0\u4ee5\u4e0b\u4ee3\u7801\uff0c\u5b83\u5c06\u542f\u52a8\u670d\u52a1\u5668\u3002<\/p>\n<div>\u56fe\u7247\u5904\u7406\u5668\/index.js<\/div>\n<pre class=\"post-pre\"><code><span class=\"token operator\">...<\/span>\r\napp<span class=\"token punctuation\">.<\/span><span class=\"token function\">listen<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">3000<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token keyword\">function<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span>\r\n  console<span class=\"token punctuation\">.<\/span><span class=\"token function\">log<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"\u670d\u52a1\u5668\u8fd0\u884c\u5728\u7aef\u53e33000\u4e0a\"<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n<span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n<\/code><\/pre>\n<p>\u73b0\u5728\u5b8c\u6574\u7684 index.js \u6587\u4ef6\u5c06\u5339\u914d\u4ee5\u4e0b\u5185\u5bb9\uff1a<\/p>\n<div>\u56fe\u7247\u5904\u7406\u5668\/index.js<\/div>\n<pre class=\"post-pre\"><code><span class=\"token keyword\">const<\/span> path <span class=\"token operator\">=<\/span> <span class=\"token function\">require<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"path\"<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n<span class=\"token keyword\">const<\/span> fs <span class=\"token operator\">=<\/span> <span class=\"token function\">require<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"fs\"<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n<span class=\"token keyword\">const<\/span> express <span class=\"token operator\">=<\/span> <span class=\"token function\">require<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"express\"<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n<span class=\"token keyword\">const<\/span> bodyParser <span class=\"token operator\">=<\/span> <span class=\"token function\">require<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"body-parser\"<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n<span class=\"token keyword\">const<\/span> sharp <span class=\"token operator\">=<\/span> <span class=\"token function\">require<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"sharp\"<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n<span class=\"token keyword\">const<\/span> fileUpload <span class=\"token operator\">=<\/span> <span class=\"token function\">require<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"express-fileupload\"<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n\r\n<span class=\"token keyword\">const<\/span> app <span class=\"token operator\">=<\/span> <span class=\"token function\">express<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\napp<span class=\"token punctuation\">.<\/span><span class=\"token function\">set<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"view engine\"<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">\"ejs\"<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\napp<span class=\"token punctuation\">.<\/span><span class=\"token function\">use<\/span><span class=\"token punctuation\">(<\/span>bodyParser<span class=\"token punctuation\">.<\/span><span class=\"token function\">json<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\napp<span class=\"token punctuation\">.<\/span><span class=\"token function\">use<\/span><span class=\"token punctuation\">(<\/span>\r\n  bodyParser<span class=\"token punctuation\">.<\/span><span class=\"token function\">urlencoded<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">{<\/span>\r\n    <span class=\"token literal-property property\">extended<\/span><span class=\"token operator\">:<\/span> <span class=\"token boolean\">true<\/span><span class=\"token punctuation\">,<\/span>\r\n  <span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">)\r\n<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n\r\napp<span class=\"token punctuation\">.<\/span><span class=\"token function\">use<\/span><span class=\"token punctuation\">(<\/span><span class=\"token function\">fileUpload<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n\r\napp<span class=\"token punctuation\">.<\/span><span class=\"token function\">use<\/span><span class=\"token punctuation\">(<\/span>express<span class=\"token punctuation\">.<\/span><span class=\"token function\">static<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"public\"<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n\r\napp<span class=\"token punctuation\">.<\/span><span class=\"token function\">get<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"\/\"<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token keyword\">function<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token parameter\">req<span class=\"token punctuation\">,<\/span> res<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span>\r\n  res<span class=\"token punctuation\">.<\/span><span class=\"token function\">render<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"form\"<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n<span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n\r\napp<span class=\"token punctuation\">.<\/span><span class=\"token function\">get<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"\/result\"<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token parameter\">req<span class=\"token punctuation\">,<\/span> res<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">=><\/span> <span class=\"token punctuation\">{<\/span>\r\n  <span class=\"token keyword\">const<\/span> imgDirPath <span class=\"token operator\">=<\/span> path<span class=\"token punctuation\">.<\/span><span class=\"token function\">join<\/span><span class=\"token punctuation\">(<\/span>__dirname<span class=\"token punctuation\">,<\/span> <span class=\"token string\">\".\/public\/images\"<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n  <span class=\"token keyword\">let<\/span> imgFiles <span class=\"token operator\">=<\/span> fs<span class=\"token punctuation\">.<\/span><span class=\"token function\">readdirSync<\/span><span class=\"token punctuation\">(<\/span>imgDirPath<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">map<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">(<\/span><span class=\"token parameter\">image<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">=><\/span> <span class=\"token punctuation\">{<\/span>\r\n    <span class=\"token keyword\">return<\/span> <span class=\"token template-string\"><span class=\"token template-punctuation string\">`<\/span><span class=\"token string\">images\/<\/span><span class=\"token interpolation\"><span class=\"token interpolation-punctuation punctuation\">${<\/span>image<span class=\"token interpolation-punctuation punctuation\">}<\/span><\/span><span class=\"token template-punctuation string\">`<\/span><\/span><span class=\"token punctuation\">;<\/span>\r\n  <span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n  res<span class=\"token punctuation\">.<\/span><span class=\"token function\">render<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"result\"<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token punctuation\">{<\/span> imgFiles <span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n<span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n\r\napp<span class=\"token punctuation\">.<\/span><span class=\"token function\">post<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"\/upload\"<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token keyword\">async<\/span> <span class=\"token keyword\">function<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token parameter\">req<span class=\"token punctuation\">,<\/span> res<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span>\r\n  <span class=\"token keyword\">const<\/span> <span class=\"token punctuation\">{<\/span> image <span class=\"token punctuation\">}<\/span> <span class=\"token operator\">=<\/span> req<span class=\"token punctuation\">.<\/span>files<span class=\"token punctuation\">;<\/span>\r\n\r\n  <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token operator\">!<\/span>image<span class=\"token punctuation\">)<\/span> <span class=\"token keyword\">return<\/span> res<span class=\"token punctuation\">.<\/span><span class=\"token function\">sendStatus<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">400<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n  <span class=\"token keyword\">const<\/span> imageName <span class=\"token operator\">=<\/span> path<span class=\"token punctuation\">.<\/span><span class=\"token function\">parse<\/span><span class=\"token punctuation\">(<\/span>image<span class=\"token punctuation\">.<\/span>name<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span>name<span class=\"token punctuation\">;<\/span>\r\n  <span class=\"token keyword\">const<\/span> <span class=\"token function-variable function\">processImage<\/span> <span class=\"token operator\">=<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token parameter\">size<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">=><\/span>\r\n    <span class=\"token function\">sharp<\/span><span class=\"token punctuation\">(<\/span>image<span class=\"token punctuation\">.<\/span>data<span class=\"token punctuation\">)<\/span>\r\n      <span class=\"token punctuation\">.<\/span><span class=\"token function\">resize<\/span><span class=\"token punctuation\">(<\/span>size<span class=\"token punctuation\">,<\/span> size<span class=\"token punctuation\">)<\/span>\r\n      <span class=\"token punctuation\">.<\/span><span class=\"token function\">webp<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">{<\/span> <span class=\"token literal-property property\">lossless<\/span><span class=\"token operator\">:<\/span> <span class=\"token boolean\">true<\/span> <span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">)<\/span>\r\n      <span class=\"token punctuation\">.<\/span><span class=\"token function\">toFile<\/span><span class=\"token punctuation\">(<\/span><span class=\"token template-string\"><span class=\"token template-punctuation string\">`<\/span><span class=\"token string\">.\/public\/images\/<\/span><span class=\"token interpolation\"><span class=\"token interpolation-punctuation punctuation\">${<\/span>imageName<span class=\"token interpolation-punctuation punctuation\">}<\/span><\/span><span class=\"token string\">-<\/span><span class=\"token interpolation\"><span class=\"token interpolation-punctuation punctuation\">${<\/span>size<span class=\"token interpolation-punctuation punctuation\">}<\/span><\/span><span class=\"token string\">.webp<\/span><span class=\"token template-punctuation string\">`<\/span><\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n\r\n  sizes <span class=\"token operator\">=<\/span> <span class=\"token punctuation\">[<\/span><span class=\"token number\">90<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">96<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">120<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">144<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">160<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">180<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">240<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">288<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">360<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">480<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">720<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">1440<\/span><span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">;<\/span>\r\n  Promise<span class=\"token punctuation\">.<\/span><span class=\"token function\">all<\/span><span class=\"token punctuation\">(<\/span>sizes<span class=\"token punctuation\">.<\/span><span class=\"token function\">map<\/span><span class=\"token punctuation\">(<\/span>processImage<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n  <span class=\"token keyword\">let<\/span> counter <span class=\"token operator\">=<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">;<\/span>\r\n  <span class=\"token keyword\">for<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token keyword\">let<\/span> i <span class=\"token operator\">=<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">;<\/span> i <span class=\"token operator\">&lt;<\/span> <span class=\"token number\">10_000_000_000<\/span><span class=\"token punctuation\">;<\/span> i<span class=\"token operator\">++<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span>\r\n    counter<span class=\"token operator\">++<\/span><span class=\"token punctuation\">;<\/span>\r\n  <span class=\"token punctuation\">}<\/span>\r\n\r\n  res<span class=\"token punctuation\">.<\/span><span class=\"token function\">redirect<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"\/result\"<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n<span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n\r\napp<span class=\"token punctuation\">.<\/span><span class=\"token function\">listen<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">3000<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token keyword\">function<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span>\r\n  console<span class=\"token punctuation\">.<\/span><span class=\"token function\">log<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"Server running on port 3000\"<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n<span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n<\/code><\/pre>\n<p>\u5b8c\u6210\u4fee\u6539\u540e\uff0c\u8bf7\u4fdd\u5b58\u5e76\u5173\u95ed\u6587\u4ef6\u3002<\/p>\n<p>\u4f7f\u7528node\u547d\u4ee4\u8fd0\u884c\u5e94\u7528\u7a0b\u5e8f\u3002<\/p>\n<pre class=\"post-pre\"><code><ol><li data-prefix=\"$\"><span class=\"token function\">node<\/span> index.js<\/li><\/ol><\/code><\/pre>\n<p>\u4f60\u4f1a\u6536\u5230\u8fd9\u6837\u7684\u8f93\u51fa\u3002<\/p>\n<pre class=\"post-pre\"><code><div class=\"secondary-code-label\" title=\"\u8f93\u51fa\">\u8f93\u51fa\u670d\u52a1\u5668\u8fd0\u884c\u5728\u7aef\u53e33000\u4e0a<\/div><\/code><\/pre>\n<p>\u8fd9\u4e2a\u8f93\u51fa\u8bc1\u5b9e\u670d\u52a1\u5668\u6ca1\u6709\u4efb\u4f55\u95ee\u9898\u3002<\/p>\n<p>\u6253\u5f00\u60a8\u504f\u7231\u7684\u6d4f\u89c8\u5668\uff0c\u5e76\u8bbf\u95eehttp:\/\/localhost:3000\/\u3002<\/p>\n<div class=\"post-conf-note\">\n<p class=\"post-note\">\n<p class=\"post-conf-desc\">\u6ce8\u610f<\/p>\n<\/p>\n<div>\u5982\u679c\u4f60\u6b63\u4f7f\u7528\u8fdc\u7a0b\u670d\u52a1\u5668\u8fdb\u884c\u6559\u7a0b\uff0c\u4f60\u53ef\u4ee5\u901a\u8fc7\u7aef\u53e3\u8f6c\u53d1\u5728\u672c\u5730\u6d4f\u89c8\u5668\u4e2d\u8bbf\u95ee\u5e94\u7528\u7a0b\u5e8f\u3002<br \/>\u5f53Node.js\u670d\u52a1\u5668\u6b63\u5728\u8fd0\u884c\u65f6\uff0c\u6253\u5f00\u53e6\u4e00\u4e2a\u7ec8\u7aef\u5e76\u8f93\u5165\u4ee5\u4e0b\u547d\u4ee4\uff1a<br \/><code>ssh -L 3000:localhost:3000 \u4f60\u7684\u975eroot\u7528\u6237@\u4f60\u7684\u670d\u52a1\u5668IP<\/code><br \/>\u4e00\u65e6\u4f60\u8fde\u63a5\u5230\u670d\u52a1\u5668\uff0c\u8fd0\u884c<code>node index.js<\/code>\u7136\u540e\u5728\u672c\u5730\u673a\u5668\u7684\u7f51\u9875\u6d4f\u89c8\u5668\u4e2d\u5bfc\u822a\u5230http:\/\/localhost:3000\/\u3002<\/div>\n<\/div>\n<p>\u5f53\u9875\u9762\u52a0\u8f7d\u65f6\uff0c\u5b83\u5c06\u4e0e\u4ee5\u4e0b\u5185\u5bb9\u8fdb\u884c\u5339\u914d:<\/p>\n<div><img decoding=\"async\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/65644d0da4b2f92e6c71e6aa\/134-0.png\" class=\"post-images\" alt=\"\u5e94\u7528\u7a0b\u5e8f\u4e3b\u9875\u622a\u56fe\uff0c\u6807\u9898\u4e3a\"Image Processor\"\uff0c\u6709\u4e24\u4e2a\u6309\u94ae\uff1a\u4e00\u4e2a\u84dd\u8272\u7684\u65b9\u5f62\"\u9009\u62e9\u6587\u4ef6\"\u6309\u94ae\u548c\u4e00\u4e2a\u6a59\u8272\u8f6e\u5ed3\u7684\u5706\u89d2\"\u4e0a\u4f20\u56fe\u7247\"\u6309\u94ae\u3002\" title=\"\u5e94\u7528\u7a0b\u5e8f\u4e3b\u9875\"><\/div>\n<p>\u63a5\u4e0b\u6765\uff0c\u70b9\u51fb\u9009\u62e9\u6587\u4ef6\u6309\u94ae\uff0c\u7136\u540e\u5728\u60a8\u7684\u672c\u5730\u8bbe\u5907\u4e0a\u9009\u62e9underwater.png\u56fe\u50cf\u3002\u663e\u793a\u5c06\u4ece\u672a\u9009\u62e9\u6587\u4ef6\u53d8\u4e3aunderwater.png\u3002\u4e4b\u540e\uff0c\u70b9\u51fb\u4e0a\u4f20\u56fe\u7247\u6309\u94ae\u3002\u5e94\u7528\u7a0b\u5e8f\u5c06\u4f1a\u52a0\u8f7d\u4e00\u6bb5\u65f6\u95f4\uff0c\u5b83\u4f1a\u5904\u7406\u56fe\u50cf\u5e76\u8fd0\u884c\u589e\u52a0\u5faa\u73af\u3002<\/p>\n<p>\u4e00\u65e6\u4efb\u52a1\u5b8c\u6210\uff0c\/result\u8def\u7531\u5c06\u52a0\u8f7d\u5305\u542b\u8c03\u6574\u5927\u5c0f\u7684\u56fe\u7247\u3002<\/p>\n<div><img decoding=\"async\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/65644d0da4b2f92e6c71e6aa\/137-0.png\" class=\"post-images\" alt=\"\u5305\u542b\u591a\u4e2a\u8c03\u6574\u5927\u5c0f\u56fe\u50cf\u7684\u9875\u9762\u622a\u56fe\" title=\"\u5904\u7406\u7ed3\u679c\u9875\u9762\"><\/div>\n<p>\u4f60\u53ef\u4ee5\u4f7f\u7528 CTRL+C \u505c\u6b62\u670d\u52a1\u5668\u3002Node.js \u5728\u6587\u4ef6\u66f4\u6539\u65f6\u4e0d\u4f1a\u81ea\u52a8\u91cd\u65b0\u52a0\u8f7d\u670d\u52a1\u5668\uff0c\u6240\u4ee5\u5f53\u4f60\u66f4\u65b0\u6587\u4ef6\u65f6\uff0c\u4f60\u9700\u8981\u505c\u6b62\u5e76\u91cd\u65b0\u542f\u52a8\u670d\u52a1\u5668\u3002<\/p>\n<p>\u60a8\u73b0\u5728\u4e86\u89e3\u5230\u4e00\u4e2a\u8017\u65f6\u4efb\u52a1\u5982\u4f55\u5f71\u54cd\u5e94\u7528\u7a0b\u5e8f\u7684\u8bf7\u6c42\/\u54cd\u5e94\u5468\u671f\u3002\u60a8\u5c06\u4ee5\u5f02\u6b65\u65b9\u5f0f\u6267\u884c\u8be5\u4efb\u52a1\u3002<\/p>\n<h2>\u7b2c\u4e09\u6b65 &#8211; \u4f7f\u7528bullmq\u5f02\u6b65\u6267\u884c\u8017\u65f6\u4efb\u52a1<\/h2>\n<p>\u5728\u8fd9\u4e00\u6b65\u4e2d\uff0c\u4f60\u5c06\u4f7f\u7528bullmq\u5c06\u4e00\u4e2a\u8017\u65f6\u7684\u4efb\u52a1\u8f6c\u79fb\u5230\u540e\u53f0\u3002\u8fd9\u4e2a\u8c03\u6574\u5c06\u91ca\u653e\u8bf7\u6c42\/\u54cd\u5e94\u5468\u671f\uff0c\u4f7f\u4f60\u7684\u5e94\u7528\u5728\u56fe\u50cf\u5904\u7406\u8fc7\u7a0b\u4e2d\u53ef\u4ee5\u7acb\u5373\u54cd\u5e94\u7528\u6237\u3002<\/p>\n<p>\u8981\u505a\u5230\u8fd9\u4e00\u70b9\uff0c\u4f60\u9700\u8981\u7528bullmq\u521b\u5efa\u5de5\u4f5c\u7684\u7b80\u6d01\u63cf\u8ff0\uff0c\u5e76\u5c06\u5176\u6dfb\u52a0\u5230\u961f\u5217\u4e2d\u3002\u961f\u5217\u662f\u4e00\u79cd\u7c7b\u4f3c\u4e8e\u73b0\u5b9e\u751f\u6d3b\u4e2d\u6392\u961f\u65b9\u5f0f\u7684\u6570\u636e\u7ed3\u6784\u3002\u5f53\u4eba\u4eec\u6392\u961f\u8fdb\u5165\u4e00\u4e2a\u7a7a\u95f4\u65f6\uff0c\u6392\u5728\u6700\u524d\u9762\u7684\u4eba\u5c06\u662f\u7b2c\u4e00\u4e2a\u8fdb\u5165\u7a7a\u95f4\u7684\u4eba\u3002\u4e4b\u540e\u6765\u7684\u4eba\u5c06\u6392\u5728\u961f\u4f0d\u7684\u672b\u5c3e\uff0c\u5e76\u5728\u6240\u6709\u5728\u4ed6\u4eec\u524d\u9762\u7684\u4eba\u8fdb\u5165\u7a7a\u95f4\u540e\u8fdb\u5165\u3002\u4f7f\u7528\u961f\u5217\u6570\u636e\u7ed3\u6784\u7684\u5148\u5165\u5148\u51fa\uff08FIFO\uff09\u8fc7\u7a0b\uff0c\u6700\u65e9\u6dfb\u52a0\u5230\u961f\u5217\u4e2d\u7684\u9879\u76ee\u5c06\u662f\u6700\u65e9\u88ab\u79fb\u9664\uff08\u51fa\u961f\uff09\u7684\u9879\u76ee\u3002\u4f7f\u7528bullmq\uff0c\u751f\u4ea7\u8005\u5c06\u4e00\u4e2a\u5de5\u4f5c\u6dfb\u52a0\u5230\u961f\u5217\u4e2d\uff0c\u6d88\u8d39\u8005\uff08\u6216\u5de5\u4f5c\u8005\uff09\u5c06\u4ece\u961f\u5217\u4e2d\u53d6\u51fa\u4e00\u4e2a\u5de5\u4f5c\u5e76\u6267\u884c\u5b83\u3002<\/p>\n<p>\u5728bullmq\u4e2d\uff0c\u961f\u5217\u662f\u5728Redis\u4e2d\u7684\u3002\u5f53\u60a8\u63cf\u8ff0\u4e00\u4e2a\u4f5c\u4e1a\u5e76\u5c06\u5176\u6dfb\u52a0\u5230\u961f\u5217\u4e2d\u65f6\uff0c\u5728Redis\u961f\u5217\u4e2d\u521b\u5efa\u4e86\u4e00\u4e2a\u4f5c\u4e1a\u6761\u76ee\u3002\u4f5c\u4e1a\u63cf\u8ff0\u53ef\u4ee5\u662f\u4e00\u4e2a\u5b57\u7b26\u4e32\uff0c\u4e5f\u53ef\u4ee5\u662f\u4e00\u4e2a\u5e26\u6709\u5305\u542b\u6700\u5c0f\u6570\u636e\u6216\u5f15\u7528\u6570\u636e\u7684\u5c5e\u6027\u7684\u5bf9\u8c61\uff0c\u8fd9\u4e9b\u6570\u636e\u5c06\u5141\u8bb8bullmq\u7a0d\u540e\u6267\u884c\u8be5\u4f5c\u4e1a\u3002\u4e00\u65e6\u60a8\u5b9a\u4e49\u4e86\u5c06\u4f5c\u4e1a\u6dfb\u52a0\u5230\u961f\u5217\u4e2d\u7684\u529f\u80fd\uff0c\u60a8\u5c06\u8017\u65f6\u7684\u4ee3\u7801\u8f6c\u79fb\u5230\u4e00\u4e2a\u5355\u72ec\u7684\u51fd\u6570\u4e2d\u3002\u7a0d\u540e\uff0c\u5f53\u4f5c\u4e1a\u4ece\u961f\u5217\u4e2d\u51fa\u5217\u65f6\uff0cbullmq\u5c06\u4f7f\u7528\u60a8\u5b58\u50a8\u5728\u961f\u5217\u4e2d\u7684\u6570\u636e\u8c03\u7528\u6b64\u51fd\u6570\u3002\u4e00\u65e6\u4efb\u52a1\u5b8c\u6210\uff0cbullmq\u5c06\u6807\u8bb0\u5176\u4e3a\u5df2\u5b8c\u6210\uff0c\u4ece\u961f\u5217\u4e2d\u53d6\u51fa\u53e6\u4e00\u4e2a\u4f5c\u4e1a\u5e76\u6267\u884c\u5b83\u3002<\/p>\n<p>\u5728\u4f60\u7684\u7f16\u8f91\u5668\u4e2d\u6253\u5f00 index.js \u6587\u4ef6\u3002<\/p>\n<pre class=\"post-pre\"><code><ol><li data-prefix=\"$\"><span class=\"token function\">nano<\/span> index.js<\/li><\/ol><\/code><\/pre>\n<p>\u5728\u4f60\u7684index.js\u6587\u4ef6\u4e2d\uff0c\u6dfb\u52a0\u4ee5\u4e0b\u7a81\u51fa\u663e\u793a\u7684\u4ee3\u7801\u884c\uff0c\u4f7f\u7528Bullmq\u6765\u521b\u5efa\u4e00\u4e2aRedis\u961f\u5217\u3002<\/p>\n<div>\n<p>\u56fe\u50cf\u5904\u7406\u5668\/index.js<\/p>\n<\/div>\n<pre class=\"post-pre\"><code><span class=\"token operator\">...<\/span>\r\n<span class=\"token keyword\">const<\/span> fileUpload <span class=\"token operator\">=<\/span> <span class=\"token function\">require<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"express-fileupload\"<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n<mark><span class=\"token keyword\">const<\/span> <span class=\"token punctuation\">{<\/span> Queue <span class=\"token punctuation\">}<\/span> <span class=\"token operator\">=<\/span> <span class=\"token function\">require<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"bullmq\"<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/mark>\r\n\r\n<mark><span class=\"token keyword\">const<\/span> redisOptions <span class=\"token operator\">=<\/span> <span class=\"token punctuation\">{<\/span> <span class=\"token literal-property property\">host<\/span><span class=\"token operator\">:<\/span> <span class=\"token string\">\"localhost\"<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token literal-property property\">port<\/span><span class=\"token operator\">:<\/span> <span class=\"token number\">6379<\/span> <span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">;<\/span><\/mark>\r\n\r\n<mark><span class=\"token keyword\">const<\/span> imageJobQueue <span class=\"token operator\">=<\/span> <span class=\"token keyword\">new<\/span> <span class=\"token class-name\">Queue<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"imageJobQueue\"<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token punctuation\">{<\/span><\/mark>\r\n  <mark><span class=\"token literal-property property\">connection<\/span><span class=\"token operator\">:<\/span> redisOptions<span class=\"token punctuation\">,<\/span><\/mark>\r\n<mark><span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/mark>\r\n\r\n<mark><span class=\"token keyword\">async<\/span> <span class=\"token keyword\">function<\/span> <span class=\"token function\">addJob<\/span><span class=\"token punctuation\">(<\/span><span class=\"token parameter\">job<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><\/mark>\r\n  <mark><span class=\"token keyword\">await<\/span> imageJobQueue<span class=\"token punctuation\">.<\/span><span class=\"token function\">add<\/span><span class=\"token punctuation\">(<\/span>job<span class=\"token punctuation\">.<\/span>type<span class=\"token punctuation\">,<\/span> job<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/mark>\r\n<mark><span class=\"token punctuation\">}<\/span><\/mark>\r\n<span class=\"token operator\">...<\/span>\r\n<\/code><\/pre>\n<p>\u4f60\u9996\u5148\u4ecebullmq\u4e2d\u63d0\u53d6Queue\u7c7b\uff0c\u8be5\u7c7b\u7528\u4e8e\u5728Redis\u4e2d\u521b\u5efa\u961f\u5217\u3002\u7136\u540e\uff0c\u4f60\u5c06redisOptions\u53d8\u91cf\u8bbe\u7f6e\u4e3a\u4e00\u4e2a\u5305\u542b\u5c5e\u6027\u7684\u5bf9\u8c61\uff0cQueue\u7c7b\u5b9e\u4f8b\u5c06\u4f7f\u7528\u8fd9\u4e9b\u5c5e\u6027\u6765\u4e0eRedis\u5efa\u7acb\u8fde\u63a5\u3002\u4f60\u5c06host\u5c5e\u6027\u503c\u8bbe\u7f6e\u4e3alocalhost\uff0c\u56e0\u4e3aRedis\u6b63\u5728\u4f60\u7684\u672c\u5730\u673a\u5668\u4e0a\u8fd0\u884c\u3002<\/p>\n<div class=\"post-conf-note\">\n<p class=\"post-note\"><span class=\"post-conf-desc\">\u6ce8\u610f\uff1a<\/span><\/p>\n<p>\u5982\u679cRedis\u8fd0\u884c\u5728\u4e0e\u4f60\u7684\u5e94\u7528\u7a0b\u5e8f\u5206\u5f00\u7684\u8fdc\u7a0b\u670d\u52a1\u5668\u4e0a\uff0c\u4f60\u9700\u8981\u5c06host\u5c5e\u6027\u7684\u503c\u66f4\u65b0\u4e3a\u8fdc\u7a0b\u670d\u52a1\u5668\u7684IP\u5730\u5740\u3002\u4f60\u8fd8\u9700\u8981\u5c06port\u5c5e\u6027\u7684\u503c\u8bbe\u7f6e\u4e3a6379\uff0c\u8fd9\u662fRedis\u7528\u4e8e\u76d1\u542c\u8fde\u63a5\u7684\u9ed8\u8ba4\u7aef\u53e3\u3002<\/p>\n<p>\u5982\u679c\u4f60\u5df2\u7ecf\u8bbe\u7f6e\u4e86\u7aef\u53e3\u8f6c\u53d1\u5230\u8fd0\u884cRedis\u548c\u5e94\u7528\u7a0b\u5e8f\u7684\u8fdc\u7a0b\u670d\u52a1\u5668\u4e0a\uff0c\u4f60\u4e0d\u9700\u8981\u66f4\u65b0host\u5c5e\u6027\uff0c\u4f46\u662f\u6bcf\u6b21\u767b\u5f55\u670d\u52a1\u5668\u8fd0\u884c\u5e94\u7528\u7a0b\u5e8f\u65f6\uff0c\u4f60\u9700\u8981\u4f7f\u7528\u7aef\u53e3\u8f6c\u53d1\u8fde\u63a5\u3002<\/p>\n<\/p>\n<\/div>\n<p>\u63a5\u4e0b\u6765\uff0c\u60a8\u5c06imageJobQueue\u53d8\u91cf\u8bbe\u7f6e\u4e3aQueue\u7c7b\u7684\u4e00\u4e2a\u5b9e\u4f8b\uff0c\u5176\u7b2c\u4e00\u4e2a\u53c2\u6570\u4e3a\u961f\u5217\u7684\u540d\u79f0\uff0c\u7b2c\u4e8c\u4e2a\u53c2\u6570\u4e3a\u4e00\u4e2a\u5bf9\u8c61\u3002\u8be5\u5bf9\u8c61\u5177\u6709\u4e00\u4e2a\u8fde\u63a5\u5c5e\u6027\uff0c\u5176\u503c\u8bbe\u7f6e\u4e3aredisOptions\u53d8\u91cf\u4e2d\u7684\u4e00\u4e2a\u5bf9\u8c61\u3002\u5728\u5b9e\u4f8b\u5316Queue\u7c7b\u4e4b\u540e\uff0c\u5c06\u5728Redis\u4e2d\u521b\u5efa\u4e00\u4e2a\u540d\u4e3aimageJobQueue\u7684\u961f\u5217\u3002<\/p>\n<p>\u6700\u540e\uff0c\u60a8\u5b9a\u4e49\u4e86addJob()\u51fd\u6570\uff0c\u7528\u4e8e\u5728imageJobQueue\u4e2d\u6dfb\u52a0\u4e00\u4e2a\u5de5\u4f5c\u3002\u8be5\u51fd\u6570\u63a5\u53d7\u4e00\u4e2a\u5305\u542b\u5de5\u4f5c\u4fe1\u606f\u7684job\u53c2\u6570(\u60a8\u5c06\u4f7f\u7528addJob()\u51fd\u6570\u6765\u4fdd\u5b58\u5728\u961f\u5217\u4e2d\u7684\u6570\u636e)\u3002\u5728\u51fd\u6570\u4e2d\uff0c\u60a8\u8c03\u7528imageJobQueue\u7684add()\u65b9\u6cd5\uff0c\u5c06\u5de5\u4f5c\u540d\u79f0\u4f5c\u4e3a\u7b2c\u4e00\u4e2a\u53c2\u6570\uff0c\u5de5\u4f5c\u6570\u636e\u4f5c\u4e3a\u7b2c\u4e8c\u4e2a\u53c2\u6570\u3002<\/p>\n<p>\u5c06\u4ee5\u4e0b\u4ee3\u7801\u6dfb\u52a0\u5230\u8c03\u7528addJob()\u51fd\u6570\u4ee5\u5728\u961f\u5217\u4e2d\u6dfb\u52a0\u4e00\u4e2a\u4f5c\u4e1a\u7684\u4ee3\u7801\u4e2d\uff1a<\/p>\n<div>\u56fe\u7247\u5904\u7406\u5668\/index.js<\/div>\n<pre class=\"post-pre\"><code><span class=\"token operator\">...<\/span>\r\napp<span class=\"token punctuation\">.<\/span><span class=\"token function\">post<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"\/upload\"<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token keyword\">async<\/span> <span class=\"token keyword\">function<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token parameter\">req<span class=\"token punctuation\">,<\/span> res<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span>\r\n  <span class=\"token keyword\">const<\/span> <span class=\"token punctuation\">{<\/span> image <span class=\"token punctuation\">}<\/span> <span class=\"token operator\">=<\/span> req<span class=\"token punctuation\">.<\/span>files<span class=\"token punctuation\">;<\/span>\r\n\r\n  <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token operator\">!<\/span>image<span class=\"token punctuation\">)<\/span> <span class=\"token keyword\">return<\/span> res<span class=\"token punctuation\">.<\/span><span class=\"token function\">sendStatus<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">400<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n  <span class=\"token keyword\">const<\/span> imageName <span class=\"token operator\">=<\/span> path<span class=\"token punctuation\">.<\/span><span class=\"token function\">parse<\/span><span class=\"token punctuation\">(<\/span>image<span class=\"token punctuation\">.<\/span>name<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span>name<span class=\"token punctuation\">;<\/span>\r\n  <span class=\"token operator\">...<\/span>\r\n  <mark><span class=\"token keyword\">await<\/span> <span class=\"token function\">addJob<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">{<\/span><\/mark>\r\n    <mark><span class=\"token literal-property property\">type<\/span><span class=\"token operator\">:<\/span> <span class=\"token string\">\"processUploadedImages\"<\/span><span class=\"token punctuation\">,<\/span><\/mark>\r\n    <mark><span class=\"token literal-property property\">image<\/span><span class=\"token operator\">:<\/span> <span class=\"token punctuation\">{<\/span><\/mark>\r\n      <mark><span class=\"token literal-property property\">data<\/span><span class=\"token operator\">:<\/span> image<span class=\"token punctuation\">.<\/span>data<span class=\"token punctuation\">.<\/span><span class=\"token function\">toString<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"base64\"<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span><\/mark>\r\n      <mark><span class=\"token literal-property property\">name<\/span><span class=\"token operator\">:<\/span> image<span class=\"token punctuation\">.<\/span>name<\/mark><span class=\"token punctuation\">,<\/span>\r\n    <mark><span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">,<\/span><\/mark>\r\n  <mark><span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/mark>\r\n\r\n  res<span class=\"token punctuation\">.<\/span><span class=\"token function\">redirect<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"\/result\"<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n<span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n<span class=\"token operator\">...<\/span>\r\n<\/code><\/pre>\n<p>\u5728\u8fd9\u91cc\uff0c\u60a8\u4f7f\u7528\u63cf\u8ff0\u5de5\u4f5c\u7684\u5bf9\u8c61\u8c03\u7528<code>addJob()<\/code>\u51fd\u6570\u3002\u8be5\u5bf9\u8c61\u5177\u6709<code>type<\/code>\u5c5e\u6027\uff0c\u5176\u503c\u4e3a\u5de5\u4f5c\u7684\u540d\u79f0\u3002\u7b2c\u4e8c\u4e2a\u5c5e\u6027<code>image<\/code>\u8bbe\u7f6e\u4e3a\u4e00\u4e2a\u5305\u542b\u7528\u6237\u4e0a\u4f20\u7684\u56fe\u50cf\u6570\u636e\u7684\u5bf9\u8c61\u3002\u7531\u4e8e<code>image.data<\/code>\u4e2d\u7684\u56fe\u50cf\u6570\u636e\u662f\u4e00\u4e2a\u7f13\u51b2\u533a\uff08\u4e8c\u8fdb\u5236\u5f62\u5f0f\uff09\uff0c\u6240\u4ee5\u60a8\u8c03\u7528JavaScript\u7684<code>toString()<\/code>\u65b9\u6cd5\u5c06\u5176\u8f6c\u6362\u4e3a\u53ef\u4ee5\u5b58\u50a8\u5728Redis\u4e2d\u7684\u5b57\u7b26\u4e32\uff0c\u5e76\u5c06\u5176\u4f5c\u4e3a\u7ed3\u679c\u8bbe\u7f6e\u4e3a<code>data<\/code>\u5c5e\u6027\u3002<code>image<\/code>\u5c5e\u6027\u8bbe\u7f6e\u4e3a\u5df2\u4e0a\u4f20\u56fe\u50cf\u7684\u540d\u79f0\uff08\u5305\u62ec\u56fe\u50cf\u6269\u5c55\u540d\uff09\u3002<\/p>\n<p>\u60a8\u73b0\u5728\u5df2\u7ecf\u5b9a\u4e49\u4e86 BullMQ \u6267\u884c\u540e\u7eed\u5de5\u4f5c\u6240\u9700\u7684\u4fe1\u606f\u3002\u6839\u636e\u60a8\u7684\u5de5\u4f5c\u9700\u6c42\uff0c\u60a8\u53ef\u4ee5\u6dfb\u52a0\u66f4\u591a\u6216\u66f4\u5c11\u7684\u5de5\u4f5c\u4fe1\u606f\u3002<\/p>\n<div class=\"post-conf-warning\">\n<p class=\"post-warning\">\u8b66\u544a\uff1a<\/p>\n<p class=\"post-conf-desc\">\u7531\u4e8eRedis\u662f\u4e00\u4e2a\u5185\u5b58\u6570\u636e\u5e93\uff0c\u907f\u514d\u5c06\u5927\u91cf\u7684\u4f5c\u4e1a\u6570\u636e\u5b58\u50a8\u5728\u961f\u5217\u4e2d\u3002\u5982\u679c\u6709\u4e00\u4e2a\u9700\u8981\u5904\u7406\u7684\u5927\u6587\u4ef6\uff0c\u5c06\u6587\u4ef6\u4fdd\u5b58\u5728\u78c1\u76d8\u6216\u4e91\u4e0a\uff0c\u7136\u540e\u5c06\u6587\u4ef6\u7684\u94fe\u63a5\u4f5c\u4e3a\u5b57\u7b26\u4e32\u4fdd\u5b58\u5728\u961f\u5217\u4e2d\u3002\u5f53BullMQ\u6267\u884c\u4f5c\u4e1a\u65f6\uff0c\u5b83\u5c06\u4eceRedis\u4e2d\u4fdd\u5b58\u7684\u94fe\u63a5\u4e2d\u83b7\u53d6\u6587\u4ef6\u3002<\/p>\n<\/div>\n<p>\u4fdd\u5b58\u5e76\u5173\u95ed\u60a8\u7684\u6587\u4ef6\u3002<\/p>\n<p>\u63a5\u4e0b\u6765\uff0c\u521b\u5efa\u5e76\u6253\u5f00\u4e00\u4e2a\u540d\u4e3a<code>utils.js<\/code>\u7684\u6587\u4ef6\uff0c\u5176\u4e2d\u5305\u542b\u56fe\u50cf\u5904\u7406\u4ee3\u7801\u3002<\/p>\n<pre class=\"post-pre\"><code><ol><li data-prefix=\"$\"><span class=\"token function\">nano<\/span> utils.js\r\n<\/li><\/ol>\r\n<\/code><\/pre>\n<p>\u5728\u60a8\u7684<code>utils.js<\/code>\u6587\u4ef6\u4e2d\uff0c\u6dfb\u52a0\u4ee5\u4e0b\u4ee3\u7801\u6765\u5b9a\u4e49\u5904\u7406\u56fe\u50cf\u7684\u51fd\u6570\uff1a<\/p>\n<div>\u56fe\u50cf\u5904\u7406\u5de5\u5177\/utils.js<\/div>\n<pre class=\"post-pre\"><code><span class=\"token keyword\">const<\/span> path <span class=\"token operator\">=<\/span> <span class=\"token function\">require<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"path\"<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n<span class=\"token keyword\">const<\/span> sharp <span class=\"token operator\">=<\/span> <span class=\"token function\">require<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"sharp\"<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n\r\n<span class=\"token keyword\">function<\/span> <span class=\"token function\">processUploadedImages<\/span><span class=\"token punctuation\">(<\/span><span class=\"token parameter\">job<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span>\r\n<span class=\"token punctuation\">}<\/span>\r\n\r\nmodule<span class=\"token punctuation\">.<\/span>exports <span class=\"token operator\">=<\/span> <span class=\"token punctuation\">{<\/span> processUploadedImages <span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">;<\/span>\r\n<\/code><\/pre>\n<p>\u5728\u524d\u4e24\u884c\u4ee3\u7801\u4e2d\uff0c\u60a8\u5bfc\u5165\u4e86\u5904\u7406\u56fe\u50cf\u548c\u8ba1\u7b97\u8def\u5f84\u6240\u9700\u7684\u6a21\u5757\u3002\u63a5\u7740\uff0c\u60a8\u5b9a\u4e49\u4e86processUploadedImages()\u51fd\u6570\uff0c\u8be5\u51fd\u6570\u5c06\u5305\u542b\u8017\u65f6\u7684\u56fe\u50cf\u5904\u7406\u4efb\u52a1\u3002\u6b64\u51fd\u6570\u63a5\u53d7\u4e00\u4e2a\u4f5c\u4e1a\u53c2\u6570\uff0c\u5f53\u5de5\u4f5c\u7a0b\u5e8f\u4ece\u961f\u5217\u83b7\u53d6\u4f5c\u4e1a\u6570\u636e\u5e76\u4f7f\u7528\u8fd9\u4e9b\u6570\u636e\u8c03\u7528processUploadedImages()\u51fd\u6570\u65f6\uff0c\u8be5\u53c2\u6570\u5c06\u88ab\u586b\u5145\u3002\u60a8\u8fd8\u5bfc\u51fa\u4e86processUploadedImages()\u51fd\u6570\uff0c\u4ee5\u4fbf\u5728\u5176\u4ed6\u6587\u4ef6\u4e2d\u53ef\u4ee5\u5f15\u7528\u5b83\u3002<\/p>\n<p>\u4fdd\u5b58\u5e76\u5173\u95ed\u6587\u4ef6\u3002<\/p>\n<p>\u8fd4\u56de\u5230index.js\u6587\u4ef6\uff1a<\/p>\n<pre class=\"post-pre\"><code><ol><li data-prefix=\"$\"><span class=\"token function\">nano<\/span> index.js\r\n<\/li><\/ol>\r\n<\/code><\/pre>\n<p>\u590d\u5236index.js\u6587\u4ef6\u4e2d\u7684\u9ad8\u4eae\u884c\uff0c\u7136\u540e\u4ece\u8be5\u6587\u4ef6\u4e2d\u5220\u9664\u5b83\u4eec\u3002\u60a8\u7a0d\u540e\u4f1a\u9700\u8981\u590d\u5236\u7684\u4ee3\u7801\uff0c\u6240\u4ee5\u8bf7\u5c06\u5176\u4fdd\u5b58\u5230\u526a\u8d34\u677f\u4e0a\u3002\u5982\u679c\u60a8\u6b63\u5728\u4f7f\u7528nano\u7f16\u8f91\u5668\uff0c\u8bf7\u7528\u9f20\u6807\u53f3\u952e\u70b9\u51fb\u5e76\u590d\u5236\u8fd9\u4e9b\u884c\u3002<\/p>\n<div>\u56fe\u50cf\u5904\u7406\u5668\/index.js<\/div>\n<pre class=\"post-pre\"><code><span class=\"token operator\">...<\/span>\r\napp<span class=\"token punctuation\">.<\/span><span class=\"token function\">post<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"\/upload\"<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token keyword\">async<\/span> <span class=\"token keyword\">function<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token parameter\">req<span class=\"token punctuation\">,<\/span> res<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span>\r\n  <span class=\"token keyword\">const<\/span> <span class=\"token punctuation\">{<\/span> image <span class=\"token punctuation\">}<\/span> <span class=\"token operator\">=<\/span> req<span class=\"token punctuation\">.<\/span>files<span class=\"token punctuation\">;<\/span>\r\n\r\n  <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token operator\">!<\/span>image<span class=\"token punctuation\">)<\/span> <span class=\"token keyword\">return<\/span> res<span class=\"token punctuation\">.<\/span><span class=\"token function\">sendStatus<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">400<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n  <mark><span class=\"token keyword\">const<\/span> imageName <span class=\"token operator\">=<\/span> path<span class=\"token punctuation\">.<\/span><span class=\"token function\">parse<\/span><span class=\"token punctuation\">(<\/span>image<span class=\"token punctuation\">.<\/span>name<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span>name<span class=\"token punctuation\">;<\/span><\/mark>\r\n  <mark><span class=\"token keyword\">const<\/span> <span class=\"token function-variable function\">processImage<\/span> <span class=\"token operator\">=<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token parameter\">size<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">=&gt;<\/span><\/mark>\r\n    <mark><span class=\"token function\">sharp<\/span><span class=\"token punctuation\">(<\/span>image<span class=\"token punctuation\">.<\/span>data<span class=\"token punctuation\">)<\/span><\/mark>\r\n      <mark><span class=\"token punctuation\">.<\/span><span class=\"token function\">resize<\/span><span class=\"token punctuation\">(<\/span>size<span class=\"token punctuation\">,<\/span> size<span class=\"token punctuation\">)<\/span><\/mark>\r\n      <mark><span class=\"token punctuation\">.<\/span><span class=\"token function\">webp<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">{<\/span> <span class=\"token literal-property property\">lossless<\/span><span class=\"token operator\">:<\/span> <span class=\"token boolean\">true<\/span> <span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">)<\/span><\/mark>\r\n      <mark><span class=\"token punctuation\">.<\/span><span class=\"token function\">toFile<\/span><span class=\"token punctuation\">(<\/span><span class=\"token template-string\"><span class=\"token template-punctuation string\">`<\/span><span class=\"token string\">.\/public\/images\/<\/span><span class=\"token interpolation\"><span class=\"token interpolation-punctuation punctuation\">${<\/span>imageName<span class=\"token interpolation-punctuation punctuation\">}<\/span><\/span><span class=\"token string\">-<\/span><span class=\"token interpolation\"><span class=\"token interpolation-punctuation punctuation\">${<\/span>size<span class=\"token interpolation-punctuation punctuation\">}<\/span><\/span><span class=\"token string\">.webp<\/span><span class=\"token template-punctuation string\">`<\/span><\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/mark>\r\n\r\n  <mark>sizes <span class=\"token operator\">=<\/span> <span class=\"token punctuation\">[<\/span><span class=\"token number\">90<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">96<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">120<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">144<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">160<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">180<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">240<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">288<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">360<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">480<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">720<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">1440<\/span><span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">;<\/span><\/mark>\r\n  <mark>Promise<span class=\"token punctuation\">.<\/span><span class=\"token function\">all<\/span><span class=\"token punctuation\">(<\/span>sizes<span class=\"token punctuation\">.<\/span><span class=\"token function\">map<\/span><span class=\"token punctuation\">(<\/span>processImage<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><\/mark>\r\n  <mark><span class=\"token keyword\">let<\/span> counter <span class=\"token operator\">=<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">;<\/span><\/mark>\r\n  <mark><span class=\"token keyword\">for<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token keyword\">let<\/span> i <span class=\"token operator\">=<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">;<\/span> i <span class=\"token operator\">&lt;<\/span> <span class=\"token number\">10_000_000_000<\/span><span class=\"token punctuation\">;<\/span> i<span class=\"token operator\">++<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><\/mark>\r\n    <mark>counter<span class=\"token operator\">++<\/span><span class=\"token punctuation\">;<\/span><\/mark>\r\n  <mark><span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">;<\/span><\/mark>\r\n<span class=\"token operator\">...<\/span>\r\n  res<span class=\"token punctuation\">.<\/span><span class=\"token function\">redirect<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"\/result\"<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n<span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n<\/code><\/pre>\n<p>\u4e0a\u4f20\u8def\u7531\u7684post\u65b9\u6cd5\u73b0\u5728\u5c06\u4e0e\u4ee5\u4e0b\u5339\u914d\uff1a<\/p>\n<div>\u56fe\u50cf\u5904\u7406\u5668\/index.js<\/div>\n<pre class=\"post-pre\"><code><span class=\"token operator\">...<\/span>\r\napp<span class=\"token punctuation\">.<\/span><span class=\"token function\">post<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"\/upload\"<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token keyword\">async<\/span> <span class=\"token keyword\">function<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token parameter\">req, res<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span>\r\n  <span class=\"token keyword\">const<\/span> <span class=\"token punctuation\">{<\/span> image <span class=\"token punctuation\">}<\/span> <span class=\"token operator\">=<\/span> req<span class=\"token punctuation\">.<\/span>files<span class=\"token punctuation\">;<\/span>\r\n\r\n  <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token operator\">!<\/span>image<span class=\"token punctuation\">)<\/span> <span class=\"token keyword\">return<\/span> res<span class=\"token punctuation\">.<\/span><span class=\"token function\">sendStatus<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">400<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n\r\n  <span class=\"token keyword\">await<\/span> <span class=\"token function\">addJob<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">{<\/span>\r\n    <span class=\"token literal-property property\">type<\/span><span class=\"token operator\">:<\/span> <span class=\"token string\">\"processUploadedImages\"<\/span><span class=\"token punctuation\">,<\/span>\r\n    <span class=\"token literal-property property\">image<\/span><span class=\"token operator\">:<\/span> <span class=\"token punctuation\">{<\/span>\r\n      <span class=\"token literal-property property\">data<\/span><span class=\"token operator\">:<\/span> image<span class=\"token punctuation\">.<\/span>data<span class=\"token punctuation\">.<\/span><span class=\"token function\">toString<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"base64\"<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span>\r\n      <span class=\"token literal-property property\">name<\/span><span class=\"token operator\">:<\/span> image<span class=\"token punctuation\">.<\/span>name<span class=\"token punctuation\">,<\/span>\r\n    <span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">,<\/span>\r\n  <span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n\r\n  res<span class=\"token punctuation\">.<\/span><span class=\"token function\">redirect<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"\/result\"<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n<span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n<span class=\"token operator\">...<\/span>\r\n<\/code><\/pre>\n<p>\u4fdd\u5b58\u5e76\u5173\u95ed\u6b64\u6587\u4ef6\uff0c\u7136\u540e\u6253\u5f00utils.js\u6587\u4ef6\u3002<\/p>\n<pre class=\"post-pre\"><code><ol><li data-prefix=\"$\"><span class=\"token function\">nano<\/span> utils.js\r\n<\/li><\/ol>\r\n<\/code><\/pre>\n<p>\u5728\u60a8\u7684utils.js\u6587\u4ef6\u4e2d\uff0c\u5c06\u60a8\u521a\u521a\u590d\u5236\u7684\/upload\u8def\u7531\u56de\u8c03\u4e2d\u7684\u884c\u7c98\u8d34\u5230processUploadedImages\u51fd\u6570\u4e2d\u3002<\/p>\n<div>\u56fe\u50cf\u5904\u7406\/utils.js<\/div>\n<pre class=\"post-pre\"><code><span class=\"token operator\">...<\/span>\r\n<span class=\"token keyword\">function<\/span> <span class=\"token function\">processUploadedImages<\/span><span class=\"token punctuation\">(<\/span><span class=\"token parameter\">job<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span>\r\n  <mark><span class=\"token keyword\">const<\/span> imageName <span class=\"token operator\">=<\/span> path<span class=\"token punctuation\">.<\/span><span class=\"token function\">parse<\/span><span class=\"token punctuation\">(<\/span>image<span class=\"token punctuation\">.<\/span>name<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span>name<span class=\"token punctuation\">;<\/span><\/mark>\r\n  <mark><span class=\"token keyword\">const<\/span> <span class=\"token function-variable function\">processImage<\/span> <span class=\"token operator\">=<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token parameter\">size<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">=&gt;<\/span><\/mark>\r\n    <mark><span class=\"token function\">sharp<\/span><span class=\"token punctuation\">(<\/span>image<span class=\"token punctuation\">.<\/span>data<span class=\"token punctuation\">)<\/span><\/mark>\r\n      <mark><span class=\"token punctuation\">.<\/span><span class=\"token function\">resize<\/span><span class=\"token punctuation\">(<\/span>size<span class=\"token punctuation\">,<\/span> size<span class=\"token punctuation\">)<\/span><\/mark>\r\n      <mark><span class=\"token punctuation\">.<\/span><span class=\"token function\">webp<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">{<\/span> <span class=\"token literal-property property\">lossless<\/span><span class=\"token operator\">:<\/span> <span class=\"token boolean\">true<\/span> <span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">)<\/span><\/mark>\r\n      <mark><span class=\"token punctuation\">.<\/span><span class=\"token function\">toFile<\/span><span class=\"token punctuation\">(<\/span><span class=\"token template-string\"><span class=\"token template-punctuation string\">`<\/span><span class=\"token string\">.\/public\/images\/<\/span><span class=\"token interpolation\"><span class=\"token interpolation-punctuation punctuation\">${<\/span>imageName<span class=\"token interpolation-punctuation punctuation\">}<\/span><\/span><span class=\"token string\">-<\/span><span class=\"token interpolation\"><span class=\"token interpolation-punctuation punctuation\">${<\/span>size<span class=\"token interpolation-punctuation punctuation\">}<\/span><\/span><span class=\"token string\">.webp<\/span><span class=\"token template-punctuation string\">`<\/span><\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/mark>\r\n\r\n  <mark>sizes <span class=\"token operator\">=<\/span> <span class=\"token punctuation\">[<\/span><span class=\"token number\">90<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">96<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">120<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">144<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">160<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">180<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">240<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">288<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">360<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">480<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">720<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">1440<\/span><span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">;<\/span><\/mark>\r\n  <mark>Promise<span class=\"token punctuation\">.<\/span><span class=\"token function\">all<\/span><span class=\"token punctuation\">(<\/span>sizes<span class=\"token punctuation\">.<\/span><span class=\"token function\">map<\/span><span class=\"token punctuation\">(<\/span>processImage<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/mark>\r\n  <mark><span class=\"token keyword\">let<\/span> counter <span class=\"token operator\">=<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">;<\/span><\/mark>\r\n  <mark><span class=\"token keyword\">for<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token keyword\">let<\/span> i <span class=\"token operator\">=<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">;<\/span> i <span class=\"token operator\">&lt;<\/span> <span class=\"token number\">10_000_000_000<\/span><span class=\"token punctuation\">;<\/span> i<span class=\"token operator\">++<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><\/mark>\r\n    <mark>counter<span class=\"token operator\">++<\/span><span class=\"token punctuation\">;<\/span><\/mark>\r\n  <mark><span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">;<\/span><\/mark>\r\n<span class=\"token punctuation\">}<\/span>\r\n<span class=\"token operator\">...<\/span>\r\n<\/code><\/pre>\n<p>\u65e2\u7136\u4f60\u5df2\u7ecf\u5c06\u5904\u7406\u56fe\u50cf\u7684\u4ee3\u7801\u79fb\u52a8\u4e86\uff0c\u4f60\u9700\u8981\u66f4\u65b0\u5b83\uff0c\u4ee5\u4fbf\u4f7f\u7528\u4e4b\u524d\u5b9a\u4e49\u7684processUploadedImages()\u51fd\u6570\u7684\u5de5\u4f5c\u53c2\u6570\u4e2d\u7684\u56fe\u50cf\u6570\u636e\u3002<\/p>\n<p>\u8981\u505a\u5230\u8fd9\u4e00\u70b9\uff0c\u60a8\u9700\u8981\u5728\u4e0b\u9762\u6dfb\u52a0\u548c\u66f4\u65b0\u7a81\u51fa\u663e\u793a\u7684\u884c\u3002<\/p>\n<div>\u56fe\u50cf\u5904\u7406\u5668\/utils.js<\/div>\n<pre class=\"post-pre\"><code>\r\n<span class=\"token keyword\">function<\/span> <span class=\"token function\">processUploadedImages<\/span><span class=\"token punctuation\">(<\/span><span class=\"token parameter\">job<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span>\r\n  <mark><span class=\"token keyword\">const<\/span> imageFileData <span class=\"token operator\">=<\/span> Buffer<span class=\"token punctuation\">.<\/span><span class=\"token function\">from<\/span><span class=\"token punctuation\">(<\/span>job<span class=\"token punctuation\">.<\/span>image<span class=\"token punctuation\">.<\/span>data<span class=\"token punctuation\">,<\/span> <span class=\"token string\">\"base64\"<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/mark>\r\n  <span class=\"token keyword\">const<\/span> imageName <span class=\"token operator\">=<\/span> path<span class=\"token punctuation\">.<\/span><span class=\"token function\">parse<\/span><span class=\"token punctuation\">(<\/span><mark>job<span class=\"token punctuation\">.<\/mark><\/span>image<span class=\"token punctuation\">.<\/span>name<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span>name<span class=\"token punctuation\">;<\/span>\r\n  <span class=\"token keyword\">const<\/span> <span class=\"token function-variable function\">processImage<\/span> <span class=\"token operator\">=<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token parameter\">size<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">=&gt;<\/span>\r\n    <span class=\"token function\">sharp<\/span><span class=\"token punctuation\">(<\/span><mark>imageFileData<\/mark><span class=\"token punctuation\">)<\/span>\r\n      <span class=\"token punctuation\">.<\/span><span class=\"token function\">resize<\/span><span class=\"token punctuation\">(<\/span>size<span class=\"token punctuation\">,<\/span> size<span class=\"token punctuation\">)<\/span>\r\n      <span class=\"token punctuation\">.<\/span><span class=\"token function\">webp<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">{<\/span> <span class=\"token literal-property property\">lossless<\/span><span class=\"token operator\">:<\/span> <span class=\"token boolean\">true<\/span> <span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">)<\/span>\r\n      <span class=\"token punctuation\">.<\/span><span class=\"token function\">toFile<\/span><span class=\"token punctuation\">(<\/span><span class=\"token template-string\"><span class=\"token template-punctuation string\">`<\/span><span class=\"token string\">.\/public\/images\/<\/span><span class=\"token interpolation\"><span class=\"token interpolation-punctuation punctuation\">${<\/span>imageName<span class=\"token interpolation-punctuation punctuation\">}<\/span><\/span><span class=\"token string\">-<\/span><span class=\"token interpolation\"><span class=\"token interpolation-punctuation punctuation\">${<\/span>size<span class=\"token interpolation-punctuation punctuation\">}<\/span><\/span><span class=\"token string\">.webp<\/span><span class=\"token template-punctuation string\">`<\/span><\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n  <span class=\"token operator\">...<\/span>\r\n<span class=\"token punctuation\">}<\/span>\r\n<\/code><\/pre>\n<p>\u60a8\u4f7f\u7528Buffer.from()\u65b9\u6cd5\u5c06\u56fe\u50cf\u6570\u636e\u7684\u5b57\u7b26\u4e32\u7248\u672c\u8f6c\u6362\u56de\u4e8c\u8fdb\u5236\u683c\u5f0f\u3002\u7136\u540e\uff0c\u60a8\u5c06path.parse()\u66f4\u65b0\u4e3a\u5f15\u7528\u4fdd\u5b58\u5728\u961f\u5217\u4e2d\u7684\u56fe\u50cf\u540d\u79f0\u3002\u63a5\u4e0b\u6765\uff0c\u60a8\u66f4\u65b0sharp()\u65b9\u6cd5\uff0c\u5c06\u56fe\u50cf\u4e8c\u8fdb\u5236\u6570\u636e\u5b58\u50a8\u5728imageFileData\u53d8\u91cf\u4e2d\u3002<\/p>\n<p>\u73b0\u5728\u5b8c\u6574\u7684utils.js\u6587\u4ef6\u5c06\u5339\u914d\u4ee5\u4e0b\u5185\u5bb9\uff1a<\/p>\n<div>\u56fe\u50cf\u5904\u7406\u7a0b\u5e8f\/utils.js<\/div>\n<pre class=\"post-pre\"><code><span class=\"token keyword\">const<\/span> path <span class=\"token operator\">=<\/span> <span class=\"token function\">require<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"path\"<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n<span class=\"token keyword\">const<\/span> sharp <span class=\"token operator\">=<\/span> <span class=\"token function\">require<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"sharp\"<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n\r\n<span class=\"token keyword\">function<\/span> <span class=\"token function\">processUploadedImages<\/span><span class=\"token punctuation\">(<\/span><span class=\"token parameter\">job<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span>\r\n  <span class=\"token comment\">\/\/ \u5c06base64\u7f16\u7801\u7684\u56fe\u7247\u6570\u636e\u8f6c\u6362\u4e3aBuffer<\/span>\r\n  <span class=\"token keyword\">const<\/span> imageFileData <span class=\"token operator\">=<\/span> Buffer<span class=\"token punctuation\">.<\/span><span class=\"token function\">from<\/span><span class=\"token punctuation\">(<\/span>job<span class=\"token punctuation\">.<\/span>image<span class=\"token punctuation\">.<\/span>data<span class=\"token punctuation\">,<\/span> <span class=\"token string\">\"base64\"<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n  <span class=\"token comment\">\/\/ \u83b7\u53d6\u56fe\u7247\u540d\u79f0\uff08\u4e0d\u542b\u6269\u5c55\u540d\uff09<\/span>\r\n  <span class=\"token keyword\">const<\/span> imageName <span class=\"token operator\">=<\/span> path<span class=\"token punctuation\">.<\/span><span class=\"token function\">parse<\/span><span class=\"token punctuation\">(<\/span>job<span class=\"token punctuation\">.<\/span>image<span class=\"token punctuation\">.<\/span>name<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span>name<span class=\"token punctuation\">;<\/span>\r\n  <span class=\"token comment\">\/\/ \u5b9a\u4e49\u5904\u7406\u56fe\u7247\u7684\u51fd\u6570<\/span>\r\n  <span class=\"token keyword\">const<\/span> <span class=\"token function-variable function\">processImage<\/span> <span class=\"token operator\">=<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token parameter\">size<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">=&gt;<\/span>\r\n    <span class=\"token function\">sharp<\/span><span class=\"token punctuation\">(<\/span>imageFileData<span class=\"token punctuation\">)<\/span>\r\n      <span class=\"token punctuation\">.<\/span><span class=\"token function\">resize<\/span><span class=\"token punctuation\">(<\/span>size<span class=\"token punctuation\">,<\/span> size<span class=\"token punctuation\">)<\/span>\r\n      <span class=\"token punctuation\">.<\/span><span class=\"token function\">webp<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">{<\/span> <span class=\"token literal-property property\">lossless<\/span><span class=\"token operator\">:<\/span> <span class=\"token boolean\">true<\/span> <span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">)<\/span>\r\n      <span class=\"token punctuation\">.<\/span><span class=\"token function\">toFile<\/span><span class=\"token punctuation\">(<\/span><span class=\"token template-string\"><span class=\"token template-punctuation string\">`<\/span><span class=\"token string\">.\/public\/images\/<\/span><span class=\"token interpolation\"><span class=\"token interpolation-punctuation punctuation\">${<\/span>imageName<span class=\"token interpolation-punctuation punctuation\">}<\/span><\/span><span class=\"token string\">-<\/span><span class=\"token interpolation\"><span class=\"token interpolation-punctuation punctuation\">${<\/span>size<span class=\"token interpolation-punctuation punctuation\">}<\/span><\/span><span class=\"token string\">.webp<\/span><span class=\"token template-punctuation string\">`<\/span><\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n\r\n  <span class=\"token comment\">\/\/ \u5b9a\u4e49\u9700\u8981\u751f\u6210\u7684\u56fe\u7247\u5c3a\u5bf8<\/span>\r\n  sizes <span class=\"token operator\">=<\/span> <span class=\"token punctuation\">[<\/span><span class=\"token number\">90<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">96<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">120<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">144<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">160<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">180<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">240<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">288<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">360<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">480<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">720<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">1440<\/span><span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">;<\/span>\r\n  <span class=\"token comment\">\/\/ \u5e76\u884c\u5904\u7406\u6240\u6709\u5c3a\u5bf8\u7684\u56fe\u7247<\/span>\r\n  Promise<span class=\"token punctuation\">.<\/span><span class=\"token function\">all<\/span><span class=\"token punctuation\">(<\/span>sizes<span class=\"token punctuation\">.<\/span><span class=\"token function\">map<\/span><span class=\"token punctuation\">(<\/span>processImage<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n  <span class=\"token comment\">\/\/ \u6a21\u62df\u957f\u65f6\u95f4\u8fd0\u884c\u7684\u4efb\u52a1<\/span>\r\n  <span class=\"token keyword\">let<\/span> counter <span class=\"token operator\">=<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">;<\/span>\r\n  <span class=\"token keyword\">for<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token keyword\">let<\/span> i <span class=\"token operator\">=<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">;<\/span> i <span class=\"token operator\">&lt;<\/span> <span class=\"token number\">10_000_000_000<\/span><span class=\"token punctuation\">;<\/span> i<span class=\"token operator\">++<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span>\r\n    counter<span class=\"token operator\">++<\/span><span class=\"token punctuation\">;<\/span>\r\n  <span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">;<\/span>\r\n<span class=\"token punctuation\">}<\/span>\r\n\r\n<span class=\"token comment\">\/\/ \u5bfc\u51fa\u5904\u7406\u4e0a\u4f20\u56fe\u7247\u7684\u51fd\u6570<\/span>\r\nmodule<span class=\"token punctuation\">.<\/span>exports <span class=\"token operator\">=<\/span> <span class=\"token punctuation\">{<\/span> processUploadedImages <span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">;<\/span>\r\n<\/code><\/pre>\n<p>\u4fdd\u5b58\u5e76\u5173\u95ed\u6587\u4ef6\uff0c\u7136\u540e\u8fd4\u56deindex.js\u3002<\/p>\n<pre class=\"post-pre\"><code><ol><li data-prefix=\"$\"><span class=\"token function\">nano<\/span> index.js\r\n<\/li><\/ol>\r\n<\/code><\/pre>\n<p>\u7531\u4e8e\u56fe\u50cf\u73b0\u5728\u5728utils.js\u6587\u4ef6\u4e2d\u5904\u7406\uff0c\u56e0\u6b64\u4e0d\u518d\u9700\u8981\u5bf9\u5e94\u7684\u9510\u5316\u53d8\u91cf\u3002\u8bf7\u4ece\u6587\u4ef6\u4e2d\u5220\u9664\u9ad8\u4eae\u663e\u793a\u7684\u884c\u3002<\/p>\n<div>\u56fe\u50cf\u5904\u7406\u5668\/index.js<\/div>\n<pre class=\"post-pre\"><code><span class=\"token keyword\">const<\/span> bodyParser <span class=\"token operator\">=<\/span> <span class=\"token function\">require<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"body-parser\"<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n<mark><span class=\"token keyword\">const<\/span> sharp <span class=\"token operator\">=<\/span> <span class=\"token function\">require<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"sharp\"<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/mark>\r\n<span class=\"token keyword\">const<\/span> fileUpload <span class=\"token operator\">=<\/span> <span class=\"token function\">require<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"express-fileupload\"<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n<span class=\"token keyword\">const<\/span> <span class=\"token punctuation\">{<\/span> Queue <span class=\"token punctuation\">}<\/span> <span class=\"token operator\">=<\/span> <span class=\"token function\">require<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"bullmq\"<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n<span class=\"token operator\">...<\/span>\r\n<\/code><\/pre>\n<p>\u4fdd\u5b58\u5e76\u5173\u95ed\u60a8\u7684\u6587\u4ef6\u3002<\/p>\n<p>\u4f60\u73b0\u5728\u5df2\u7ecf\u5b9a\u4e49\u4e86\u5728Redis\u4e2d\u521b\u5efa\u4e00\u4e2a\u961f\u5217\u548c\u6dfb\u52a0\u4e00\u4e2a\u4f5c\u4e1a\u7684\u529f\u80fd\u3002\u4f60\u8fd8\u5b9a\u4e49\u4e86processUploadedImages()\u51fd\u6570\u6765\u5904\u7406\u4e0a\u4f20\u7684\u56fe\u7247\u3002<\/p>\n<p>\u5269\u4e0b\u7684\u4efb\u52a1\u662f\u521b\u5efa\u4e00\u4e2a\u6d88\u8d39\u8005\uff08\u6216\u5de5\u4f5c\u8005\uff09\uff0c\u4ece\u961f\u5217\u4e2d\u53d6\u51fa\u4f5c\u4e1a\uff0c\u5e76\u4f7f\u7528\u4f5c\u4e1a\u6570\u636e\u8c03\u7528 processUploadedImages() \u51fd\u6570\u3002<\/p>\n<p>\u5728\u4f60\u7684\u7f16\u8f91\u5668\u4e2d\u521b\u5efa\u4e00\u4e2a worker.js \u6587\u4ef6\u3002<\/p>\n<pre class=\"post-pre\"><code><ol><li data-prefix=\"$\"><span class=\"token function\">nano<\/span> worker.js\r\n<\/li><\/ol>\r\n<\/code><\/pre>\n<p>\u8bf7\u5728\u60a8\u7684worker.js\u6587\u4ef6\u4e2d\u6dfb\u52a0\u4ee5\u4e0b\u4ee3\u7801\u3002<\/p>\n<div>\u56fe\u50cf\u5904\u7406\/\u5de5\u4eba.js<\/div>\n<pre class=\"post-pre\"><code><span class=\"token keyword\">const<\/span> <span class=\"token punctuation\">{<\/span> Worker <span class=\"token punctuation\">}<\/span> <span class=\"token operator\">=<\/span> <span class=\"token function\">require<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"bullmq\"<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n\r\n<span class=\"token keyword\">const<\/span> <span class=\"token punctuation\">{<\/span> processUploadedImages <span class=\"token punctuation\">}<\/span> <span class=\"token operator\">=<\/span> <span class=\"token function\">require<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\".\/utils\"<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n\r\n<span class=\"token keyword\">const<\/span> <span class=\"token function-variable function\">workerHandler<\/span> <span class=\"token operator\">=<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token parameter\">job<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">=><\/span> <span class=\"token punctuation\">{<\/span>\r\n  console<span class=\"token punctuation\">.<\/span><span class=\"token function\">log<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"Starting job:\"<\/span><span class=\"token punctuation\">,<\/span> job<span class=\"token punctuation\">.<\/span>name<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n  <span class=\"token function\">processUploadedImages<\/span><span class=\"token punctuation\">(<\/span>job<span class=\"token punctuation\">.<\/span>data<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n  console<span class=\"token punctuation\">.<\/span><span class=\"token function\">log<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"Finished job:\"<\/span><span class=\"token punctuation\">,<\/span> job<span class=\"token punctuation\">.<\/span>name<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n  <span class=\"token keyword\">return<\/span><span class=\"token punctuation\">;<\/span>\r\n<span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">;<\/span>\r\n<\/code><\/pre>\n<p>\u5728\u7b2c\u4e00\u884c\u4e2d\uff0c\u4f60\u4ecebullmq\u4e2d\u5bfc\u5165\u4e86Worker\u7c7b\uff1b\u4e00\u65e6\u5b9e\u4f8b\u5316\uff0c\u5b83\u5c06\u542f\u52a8\u4e00\u4e2a\u4eceRedis\u961f\u5217\u4e2d\u51fa\u5217\u4f5c\u4e1a\u5e76\u6267\u884c\u7684\u5de5\u4f5c\u8fdb\u7a0b\u3002\u63a5\u4e0b\u6765\uff0c\u4f60\u4eceutils.js\u6587\u4ef6\u4e2d\u5f15\u7528processUploadedImages()\u51fd\u6570\uff0c\u4ee5\u4fbf\u5de5\u4f5c\u8fdb\u7a0b\u53ef\u4ee5\u4f7f\u7528\u961f\u5217\u4e2d\u7684\u6570\u636e\u8c03\u7528\u8be5\u51fd\u6570\u3002<\/p>\n<p>\u4f60\u5b9a\u4e49\u4e86\u4e00\u4e2a workerHandler() \u51fd\u6570\uff0c\u8be5\u51fd\u6570\u63a5\u53d7\u4e00\u4e2a\u5305\u542b\u961f\u5217\u4e2d\u4f5c\u4e1a\u6570\u636e\u7684 job \u53c2\u6570\u3002\u5728\u51fd\u6570\u4e2d\uff0c\u4f60\u8bb0\u5f55\u4f5c\u4e1a\u5f00\u59cb\u7684\u65e5\u5fd7\uff0c\u7136\u540e\u4f7f\u7528\u4f5c\u4e1a\u6570\u636e\u8c03\u7528 processUploadedImages()\u3002\u4e4b\u540e\uff0c\u4f60\u8bb0\u5f55\u4e00\u4e2a\u6210\u529f\u7684\u6d88\u606f\u5e76\u8fd4\u56de null\u3002<\/p>\n<p>\u4e3a\u4e86\u8ba9\u5de5\u4f5c\u4eba\u5458\u80fd\u591f\u8fde\u63a5\u5230Redis\uff0c\u4ece\u961f\u5217\u4e2d\u53d6\u51fa\u4e00\u4e2a\u4f5c\u4e1a\uff0c\u5e76\u4f7f\u7528\u4f5c\u4e1a\u6570\u636e\u8c03\u7528workerHandler()\u51fd\u6570\uff0c\u5411\u6587\u4ef6\u4e2d\u6dfb\u52a0\u4ee5\u4e0b\u51e0\u884c\u5185\u5bb9\u3002<\/p>\n<div>\u56fe\u50cf\u5904\u7406\u5668\/\u5de5\u4f5c\u4eba\u5458.js<\/div>\n<pre class=\"post-pre\"><code><span class=\"token operator\">...<\/span>\r\n<span class=\"token keyword\">const<\/span> workerOptions <span class=\"token operator\">=<\/span> <span class=\"token punctuation\">{<\/span>\r\n  <span class=\"token literal-property property\">connection<\/span><span class=\"token operator\">:<\/span> <span class=\"token punctuation\">{<\/span>\r\n    <span class=\"token literal-property property\">host<\/span><span class=\"token operator\">:<\/span> <span class=\"token string\">\"localhost\"<\/span><span class=\"token punctuation\">,<\/span>\r\n    <span class=\"token literal-property property\">port<\/span><span class=\"token operator\">:<\/span> <span class=\"token number\">6379<\/span><span class=\"token punctuation\">,<\/span>\r\n  <span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">,<\/span>\r\n<span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">;<\/span>\r\n\r\n<span class=\"token keyword\">const<\/span> worker <span class=\"token operator\">=<\/span> <span class=\"token keyword\">new<\/span> <span class=\"token class-name\">Worker<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"imageJobQueue\"<\/span><span class=\"token punctuation\">,<\/span> workerHandler<span class=\"token punctuation\">,<\/span> workerOptions<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n\r\nconsole<span class=\"token punctuation\">.<\/span><span class=\"token function\">log<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"Worker started!\"<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n<\/code><\/pre>\n<p>\u5728\u8fd9\u91cc\uff0c\u4f60\u5c06workerOptions\u53d8\u91cf\u8bbe\u7f6e\u4e3a\u4e00\u4e2a\u5305\u542bRedis\u8fde\u63a5\u8bbe\u7f6e\u7684\u5bf9\u8c61\u3002\u4f60\u5c06worker\u53d8\u91cf\u8bbe\u7f6e\u4e3aWorker\u7c7b\u7684\u4e00\u4e2a\u5b9e\u4f8b\uff0c\u8be5\u5b9e\u4f8b\u63a5\u53d7\u4ee5\u4e0b\u53c2\u6570\uff1a<\/p>\n<ul class=\"post-ul\">\n<li>imageJobQueue: the name of the job queue.<\/li>\n<li>workerHandler: the function that will run after a job has been dequeued from the Redis queue.<\/li>\n<li>workerOptions: the Redis config settings that the worker uses to establish a connection with Redis.<\/li>\n<\/ul>\n<p>\u6700\u540e\uff0c\u60a8\u8bb0\u5f55\u4e86\u4e00\u4e2a\u6210\u529f\u7684\u6d88\u606f\u3002<\/p>\n<p>\u6dfb\u52a0\u5b8c\u8fd9\u4e9b\u884c\u540e\uff0c\u4fdd\u5b58\u5e76\u5173\u95ed\u4f60\u7684\u6587\u4ef6\u3002<\/p>\n<p>\u4f60\u73b0\u5728\u5df2\u7ecf\u5b9a\u4e49\u4e86 bullmq worker \u7684\u529f\u80fd\uff0c\u4ece\u961f\u5217\u4e2d\u53d6\u6d88\u961f\u5217\u5e76\u6267\u884c\u5b83\u4eec\u3002<\/p>\n<p>\u5728\u60a8\u7684\u7ec8\u7aef\u4e2d\uff0c\u5220\u9664public\/images\u76ee\u5f55\u4e2d\u7684\u56fe\u50cf\uff0c\u4ee5\u4fbf\u60a8\u53ef\u4ee5\u4e3a\u6d4b\u8bd5\u60a8\u7684\u5e94\u7528\u7a0b\u5e8f\u91cd\u65b0\u5f00\u59cb\u3002<\/p>\n<pre class=\"post-pre\"><code><ol><li data-prefix=\"$\"><span class=\"token function\">rm<\/span> public\/images\/*\r\n<\/li><\/ol>\r\n<\/code><\/pre>\n<p>\u63a5\u4e0b\u6765\uff0c\u8fd0\u884cindex.js\u6587\u4ef6\u3002<\/p>\n<pre class=\"post-pre\"><code><ol><li data-prefix=\"$\"><span class=\"token function\">node<\/span> index.js\r\n<\/li><\/ol>\r\n<\/code><\/pre>\n<p>\u8be5\u5e94\u7528\u5c06\u5f00\u59cb\u542f\u52a8\u3002<\/p>\n<pre class=\"post-pre\"><code><div class=\"secondary-code-label\" title=\"Output\">OutputServer running on port 3000\r\n<\/code><\/pre>\n<p>\u4f60\u73b0\u5728\u8981\u542f\u52a8\u5de5\u4eba\u3002\u6253\u5f00\u4e00\u4e2a\u7b2c\u4e8c\u4e2a\u7ec8\u7aef\u4f1a\u8bdd\u5e76\u76f4\u63a5\u8fdb\u5165\u9879\u76ee\u3002<\/p>\n<pre class=\"post-pre\"><code><ol><li data-prefix=\"$\"><span class=\"token builtin class-name\">cd<\/span> <mark>image_processor<\/mark>\/\r\n<\/li><\/ol>\r\n<\/code><\/pre>\n<p>\u7528\u4ee5\u4e0b\u547d\u4ee4\u542f\u52a8\u5de5\u4f5c\u4eba\u5458\uff1a<\/p>\n<pre class=\"post-pre\"><code><ol><li data-prefix=\"$\"><span class=\"token function\">node<\/span> worker.js\r\n<\/li><\/ol>\r\n<\/code><\/pre>\n<p>\u5de5\u4eba\u5c06\u5f00\u59cb\u5de5\u4f5c<\/p>\n<pre class=\"post-pre\"><code><div class=\"secondary-code-label\" title=\"Output\">OutputWorker started!\r\n<\/code><\/pre>\n<p>\u5728\u60a8\u7684\u6d4f\u89c8\u5668\u4e2d\u8bbf\u95eehttp:\/\/localhost:3000\/\u3002\u5355\u51fb\u201c\u9009\u62e9\u6587\u4ef6\u201d\u6309\u94ae\uff0c\u4ece\u60a8\u7684\u8ba1\u7b97\u673a\u9009\u62e9underwater.png\uff0c\u7136\u540e\u70b9\u51fb\u201c\u4e0a\u4f20\u56fe\u7247\u201d\u6309\u94ae\u3002<\/p>\n<p>\u5728\u51e0\u79d2\u949f\u540e\uff0c\u60a8\u53ef\u80fd\u4f1a\u6536\u5230\u4e00\u4e2a\u7acb\u5373\u56de\u590d\uff0c\u544a\u8bc9\u60a8\u5237\u65b0\u9875\u9762\u3002<\/p>\n<div>\n                            <img decoding=\"async\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/65644d0da4b2f92e6c71e6aa\/225-0.png\" class='post-images' alt=\"Screencapture of a page with a message that reads \"The image is being processed. Refresh after a few seconds to view the resized images\"\" title=\"\"><\/p>\n<p>\u53e6\u5916\uff0c\u60a8\u53ef\u80fd\u4f1a\u5728\u9875\u9762\u4e0a\u7acb\u5373\u6536\u5230\u4e00\u4e9b\u5df2\u7ecf\u5904\u7406\u5b8c\u6bd5\u7684\u56fe\u50cf\u7684\u5373\u65f6\u54cd\u5e94\uff0c\u800c\u53e6\u4e00\u4e9b\u56fe\u50cf\u4ecd\u5728\u8fdb\u884c\u5904\u7406\u3002<\/p>\n<div>\n                            <img decoding=\"async\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/65644d0da4b2f92e6c71e6aa\/227-0.png\" class='post-images' alt=\"Screencapture of a page with some of the images and a message that reads \"The following are the processed images:\"\" title=\"\"><\/p>\n<p>\u4f60\u53ef\u4ee5\u591a\u5237\u65b0\u51e0\u6b21\u9875\u9762\uff0c\u4ee5\u52a0\u8f7d\u6240\u6709\u8c03\u6574\u5927\u5c0f\u7684\u56fe\u7247\u3002<\/p>\n<p>\u56de\u5230\u4f60\u7684\u5de5\u4f5c\u4eba\u5458\u6b63\u5728\u8fd0\u884c\u7684\u7ec8\u7aef\u3002\u8be5\u7ec8\u7aef\u4e0a\u4f1a\u6709\u4e00\u6761\u4e0e\u4ee5\u4e0b\u5185\u5bb9\u5339\u914d\u7684\u6d88\u606f\u3002<\/p>\n<pre class=\"post-pre\"><code><div class=\"secondary-code-label\" title=\"Output\">OutputWorker started!\r\nStarting job: processUploadedImages\r\nFinished job: processUploadedImages\r\n<\/code><\/pre>\n<p>\u8f93\u51fa\u7ed3\u679c\u8bc1\u5b9e bullmq \u6210\u529f\u8fd0\u884c\u4e86\u4efb\u52a1\u3002<\/p>\n<p>\u5373\u4f7f\u5de5\u4f5c\u4eba\u5458\u6ca1\u6709\u8fd0\u884c\uff0c\u60a8\u7684\u5e94\u7528\u7a0b\u5e8f\u4ecd\u7136\u53ef\u4ee5\u5b8c\u6210\u8017\u65f6\u4efb\u52a1\u7684\u5378\u8f7d\u3002\u4e3a\u4e86\u8bc1\u660e\u8fd9\u4e00\u70b9\uff0c\u5728\u7b2c\u4e8c\u4e2a\u7ec8\u7aef\u4f7f\u7528CTRL+C\u505c\u6b62\u5de5\u4f5c\u4eba\u5458\u3002<\/p>\n<p>\u5728\u60a8\u7684\u521d\u59cb\u7ec8\u7aef\u4f1a\u8bdd\u4e2d\uff0c\u505c\u6b62Express\u670d\u52a1\u5668\u5e76\u5220\u9664public\/images\u4e2d\u7684\u56fe\u50cf\u3002<\/p>\n<pre class=\"post-pre\"><code><ol><li data-prefix=\"$\"><span class=\"token function\">rm<\/span> public\/images\/*\r\n<\/li><\/ol>\r\n<\/code><\/pre>\n<p>\u5728\u6b64\u4e4b\u540e\uff0c\u91cd\u65b0\u542f\u52a8\u670d\u52a1\u5668\u3002<\/p>\n<pre class=\"post-pre\"><code><ol><li data-prefix=\"$\"><span class=\"token function\">node<\/span> index.js\r\n<\/li><\/ol>\r\n<\/code><\/pre>\n<p>\u5728\u60a8\u7684\u6d4f\u89c8\u5668\u4e2d\uff0c\u8bbf\u95eehttp:\/\/localhost:3000\/\u5e76\u518d\u6b21\u4e0a\u4f20underwater.png\u56fe\u50cf\u3002\u5f53\u60a8\u88ab\u91cd\u5b9a\u5411\u5230\/result\u8def\u5f84\u65f6\uff0c\u9875\u9762\u4e0a\u7684\u56fe\u50cf\u5c06\u4e0d\u4f1a\u663e\u793a\uff0c\u56e0\u4e3a\u5de5\u4f5c\u7a0b\u5e8f\u6ca1\u6709\u8fd0\u884c\u3002<\/p>\n<div>\n                            <img decoding=\"async\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/65644d0da4b2f92e6c71e6aa\/238-0.png\" class='post-images' alt=\"Screencapture of the results page with a message that reads \"The image is being processed. Refresh after a few seconds to view the resized images\" but with no image tiles.\" title=\"\"><\/p>\n<p>\u8fd4\u56de\u5230\u60a8\u8fd0\u884cworker\u7684\u7ec8\u7aef\uff0c\u7136\u540e\u91cd\u65b0\u542f\u52a8worker\u3002<\/p>\n<pre class=\"post-pre\"><code><ol><li data-prefix=\"$\"><span class=\"token function\">node<\/span> worker.js\r\n<\/li><\/ol>\r\n<\/code><\/pre>\n<p>\u8f93\u51fa\u7ed3\u679c\u5c06\u4e0e\u4ee5\u4e0b\u5185\u5bb9\u76f8\u5339\u914d\uff0c\u4ee5\u4fbf\u8ba9\u60a8\u77e5\u9053\u4f5c\u4e1a\u5df2\u7ecf\u5f00\u59cb\u3002<\/p>\n<pre class=\"post-pre\"><code><div class=\"secondary-code-label\" title=\"\u8f93\u51fa\">\u8f93\u51fa\u5de5\u4f5c\u8fdb\u7a0b\u5df2\u542f\u52a8\uff01\r\n\u5f00\u59cb\u4efb\u52a1\uff1a\u5904\u7406\u4e0a\u4f20\u7684\u56fe\u7247\r\n<\/div><\/code><\/pre>\n<p>\u5f53\u5de5\u4f5c\u5b8c\u6210\u5e76\u4e14\u8f93\u51fa\u4e2d\u5305\u542b\u4e00\u884c\u663e\u793a&#8221;\u5b8c\u6210\u7684\u5de5\u4f5c\uff1a\u5904\u7406\u4e0a\u4f20\u7684\u56fe\u7247&#8221;\u65f6\uff0c\u8bf7\u5237\u65b0\u6d4f\u89c8\u5668\u3002\u73b0\u5728\u56fe\u7247\u5c06\u4f1a\u88ab\u52a0\u8f7d\u3002<\/p>\n<div>\n    <img decoding=\"async\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/65644d0da4b2f92e6c71e6aa\/244-0.png\" class=\"post-images\" alt=\"\u9875\u9762\u622a\u56fe\uff0c\u663e\u793a\u56fe\u7247\u548c\u4e00\u6761\u6d88\u606f\uff0c\u5185\u5bb9\u4e3a&quot;\u4ee5\u4e0b\u662f\u5904\u7406\u540e\u7684\u56fe\u7247\uff1a&quot;\" title=\"\">\n<\/div>\n<p>\u505c\u6b62\u670d\u52a1\u5668\u548c\u5de5\u4f5c\u8fdb\u7a0b\u3002<\/p>\n<p>\u60a8\u73b0\u5728\u53ef\u4ee5\u4f7f\u7528bullmq\u5c06\u8017\u65f6\u7684\u4efb\u52a1\u8f6c\u79fb\u5230\u540e\u53f0\uff0c\u5e76\u4ee5\u5f02\u6b65\u65b9\u5f0f\u6267\u884c\u3002\u63a5\u4e0b\u6765\uff0c\u60a8\u5c06\u8bbe\u7f6e\u4e00\u4e2a\u4eea\u8868\u677f\u6765\u76d1\u63a7\u961f\u5217\u7684\u72b6\u6001\u3002<\/p>\n<h2>\u7b2c\u56db\u6b65\u2014\u2014\u6dfb\u52a0\u4e00\u4e2a\u4eea\u8868\u76d8\u6765\u76d1\u63a7 bullmq \u961f\u5217<\/h2>\n<p>\u5728\u8fd9\u4e00\u6b65\u4e2d\uff0c\u60a8\u5c06\u4f7f\u7528bull-board\u8f6f\u4ef6\u5305\u6765\u901a\u8fc7\u53ef\u89c6\u5316\u9762\u677f\u76d1\u63a7Redis\u961f\u5217\u4e2d\u7684\u4f5c\u4e1a\u3002\u6b64\u8f6f\u4ef6\u5305\u5c06\u81ea\u52a8\u521b\u5efa\u4e00\u4e2a\u7528\u6237\u754c\u9762\uff08UI\uff09\u4eea\u8868\u677f\uff0c\u663e\u793a\u548c\u7ec4\u7ec7\u5173\u4e8e\u5b58\u50a8\u5728Redis\u961f\u5217\u4e2d\u7684bullmq\u4f5c\u4e1a\u7684\u4fe1\u606f\u3002\u901a\u8fc7\u6d4f\u89c8\u5668\uff0c\u60a8\u53ef\u4ee5\u76d1\u89c6\u5df2\u5b8c\u6210\u3001\u6b63\u5728\u7b49\u5f85\u6216\u5931\u8d25\u7684\u4f5c\u4e1a\uff0c\u800c\u65e0\u9700\u6253\u5f00\u7ec8\u7aef\u4e2d\u7684Redis\u547d\u4ee4\u884c\u754c\u9762\u3002<\/p>\n<p>\u5728\u60a8\u7684\u6587\u672c\u7f16\u8f91\u5668\u4e2d\u6253\u5f00index.js\u6587\u4ef6\u3002<\/p>\n<pre class=\"post-pre\"><code><ol><li data-prefix=\"$\"><span class=\"token function\">nano<\/span> index.js\r\n<\/li><\/ol>\r\n<\/code><\/pre>\n<p>\u5c06\u4e0b\u9762\u7684\u4ee3\u7801\u6dfb\u52a0\u5230\u5bfc\u5165 bull-board \u6587\u4ef6\u4e2d\uff1a<\/p>\n<div>\u56fe\u50cf\u5904\u7406\u5668\/index.js<\/div>\n<pre class=\"post-pre\"><code><span class=\"token operator\">...<\/span>\r\n<span class=\"token keyword\">const<\/span> <span class=\"token punctuation\">{<\/span> Queue <span class=\"token punctuation\">}<\/span> <span class=\"token operator\">=<\/span> <span class=\"token function\">require<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"bullmq\"<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n<mark><span class=\"token keyword\">const<\/span> <span class=\"token punctuation\">{<\/span> createBullBoard <span class=\"token punctuation\">}<\/span> <span class=\"token operator\">=<\/span> <span class=\"token function\">require<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"@bull-board\/api\"<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/mark>\r\n<mark><span class=\"token keyword\">const<\/span> <span class=\"token punctuation\">{<\/span> BullMQAdapter <span class=\"token punctuation\">}<\/span> <span class=\"token operator\">=<\/span> <span class=\"token function\">require<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"@bull-board\/api\/bullMQAdapter\"<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/mark>\r\n<mark><span class=\"token keyword\">const<\/span> <span class=\"token punctuation\">{<\/span> ExpressAdapter <span class=\"token punctuation\">}<\/span> <span class=\"token operator\">=<\/span> <span class=\"token function\">require<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"@bull-board\/express\"<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/mark>\r\n<span class=\"token operator\">...<\/span>\r\n<\/code><\/pre>\n<p>\u5728\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c\u60a8\u4ecebull-board\u5bfc\u5165\u4e86createBullBoard()\u65b9\u6cd5\u3002\u60a8\u8fd8\u5bfc\u5165\u4e86BullMQAdapter\uff0c\u4f7f\u5f97bull-board\u53ef\u4ee5\u8bbf\u95eebullmq\u961f\u5217\uff0c\u4ee5\u53caExpressAdapter\uff0c\u7528\u4e8e\u63d0\u4f9bExpress\u663e\u793a\u4eea\u8868\u677f\u7684\u529f\u80fd\u3002<\/p>\n<p>\u63a5\u4e0b\u6765\uff0c\u5c06\u9ad8\u4eae\u4ee3\u7801\u6dfb\u52a0\u5230bull-board\u4e0ebullmq\u961f\u5217\u4e4b\u95f4\u7684\u8fde\u63a5\u4e0a\u3002<\/p>\n<div>\u56fe\u50cf\u5904\u7406\u5668\/index.js<\/div>\n<pre class=\"post-pre\"><code><span class=\"token operator\">...<\/span>\r\n<span class=\"token keyword\">async<\/span> <span class=\"token keyword\">function<\/span> <span class=\"token function\">addJob<\/span><span class=\"token punctuation\">(<\/span><span class=\"token parameter\">job<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span>\r\n  <span class=\"token operator\">...<\/span>\r\n<span class=\"token punctuation\">}<\/span>\r\n\r\n<mark><span class=\"token keyword\">const<\/span> serverAdapter <span class=\"token operator\">=<\/span> <span class=\"token keyword\">new<\/span> <span class=\"token class-name\">ExpressAdapter<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/mark>\r\n<mark><span class=\"token keyword\">const<\/span> bullBoard <span class=\"token operator\">=<\/span> <span class=\"token function\">createBullBoard<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">{<\/span><\/mark>\r\n  <mark><span class=\"token literal-property property\">queues<\/span><span class=\"token operator\">:<\/span> <span class=\"token punctuation\">[<\/span><span class=\"token keyword\">new<\/span> <span class=\"token class-name\">BullMQAdapter<\/span><span class=\"token punctuation\">(<\/span>imageJobQueue<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">,<\/span><\/mark>\r\n  <mark><span class=\"token literal-property property\">serverAdapter<\/span><span class=\"token operator\">:<\/span> serverAdapter<span class=\"token punctuation\">,<\/span><\/mark>\r\n<mark><span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/mark>\r\n<mark>serverAdapter<span class=\"token punctuation\">.<\/span><span class=\"token function\">setBasePath<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"\/admin\"<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/mark>\r\n\r\n<span class=\"token keyword\">const<\/span> app <span class=\"token operator\">=<\/span> <span class=\"token function\">express<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n<span class=\"token operator\">...<\/span>\r\n<\/code><\/pre>\n<p>\u9996\u5148\uff0c\u60a8\u9700\u8981\u5c06serverAdapter\u8bbe\u7f6e\u4e3aExpressAdapter\u7684\u4e00\u4e2a\u5b9e\u4f8b\u3002\u7136\u540e\uff0c\u8c03\u7528createBullBoard()\u51fd\u6570\u6765\u4f7f\u7528BullMQ\u961f\u5217\u6570\u636e\u521d\u59cb\u5316\u4eea\u8868\u677f\u3002\u8be5\u51fd\u6570\u63a5\u6536\u4e00\u4e2a\u5305\u542bqueues\u548cserverAdapter\u5c5e\u6027\u7684\u5bf9\u8c61\u53c2\u6570\u3002queues\u5c5e\u6027\u63a5\u53d7\u4e00\u4e2a\u6570\u7ec4\uff0c\u5176\u4e2d\u5305\u542b\u60a8\u4f7f\u7528BullMQ\u5b9a\u4e49\u7684\u961f\u5217\uff0c\u5728\u6b64\u793a\u4f8b\u4e2d\u4e3aimageJobQueue\u3002serverAdapter\u5c5e\u6027\u5219\u5305\u542bExpress\u670d\u52a1\u5668\u9002\u914d\u5668\u7684\u5b9e\u4f8b\u3002\u4e4b\u540e\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528setBasePath()\u65b9\u6cd5\u5c06\/admin\u8def\u5f84\u8bbe\u7f6e\u4e3a\u8bbf\u95ee\u4eea\u8868\u677f\u7684\u8def\u5f84\u3002<\/p>\n<p>\u63a5\u4e0b\u6765\uff0c\u5728\/admin\u8def\u7531\u4e2d\u6dfb\u52a0serverAdapter\u4e2d\u95f4\u4ef6\u3002<\/p>\n<div>\u56fe\u50cf\u5904\u7406\u5668\/index.js<\/div>\n<pre class=\"post-pre\"><code>app<span class=\"token punctuation\">.<\/span><span class=\"token function\">use<\/span><span class=\"token punctuation\">(<\/span>express<span class=\"token punctuation\">.<\/span><span class=\"token function\">static<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"public\"<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span>\r\n\r\n<mark>app<span class=\"token punctuation\">.<\/span><span class=\"token function\">use<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"\/admin\"<\/span><span class=\"token punctuation\">,<\/span> serverAdapter<span class=\"token punctuation\">.<\/span><span class=\"token function\">getRouter<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/mark>\r\n\r\napp<span class=\"token punctuation\">.<\/span><span class=\"token function\">get<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"\/\"<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token keyword\">function<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token parameter\">req<span class=\"token punctuation\">,<\/span> res<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span>\r\n  <span class=\"token operator\">...<\/span>\r\n<span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n<\/code><\/pre>\n<p>\u5b8c\u6574\u7684index.js\u6587\u4ef6\u5c06\u4e0e\u4ee5\u4e0b\u5185\u5bb9\u5339\u914d\uff1a<\/p>\n<div>\u56fe\u50cf\u5904\u7406\u5668\/index.js<\/div>\n<pre class=\"post-pre\"><code><span class=\"token keyword\">const<\/span> path <span class=\"token operator\">=<\/span> <span class=\"token function\">require<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"path\"<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n<span class=\"token keyword\">const<\/span> fs <span class=\"token operator\">=<\/span> <span class=\"token function\">require<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"fs\"<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n<span class=\"token keyword\">const<\/span> express <span class=\"token operator\">=<\/span> <span class=\"token function\">require<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"express\"<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n<span class=\"token keyword\">const<\/span> bodyParser <span class=\"token operator\">=<\/span> <span class=\"token function\">require<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"body-parser\"<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n<span class=\"token keyword\">const<\/span> fileUpload <span class=\"token operator\">=<\/span> <span class=\"token function\">require<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"express-fileupload\"<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n<span class=\"token keyword\">const<\/span> <span class=\"token punctuation\">{<\/span> Queue <span class=\"token punctuation\">}<\/span> <span class=\"token operator\">=<\/span> <span class=\"token function\">require<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"bullmq\"<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n<span class=\"token keyword\">const<\/span> <span class=\"token punctuation\">{<\/span> createBullBoard <span class=\"token punctuation\">}<\/span> <span class=\"token operator\">=<\/span> <span class=\"token function\">require<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"@bull-board\/api\"<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n<span class=\"token keyword\">const<\/span> <span class=\"token punctuation\">{<\/span> BullMQAdapter <span class=\"token punctuation\">}<\/span> <span class=\"token operator\">=<\/span> <span class=\"token function\">require<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"@bull-board\/api\/bullMQAdapter\"<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n<span class=\"token keyword\">const<\/span> <span class=\"token punctuation\">{<\/span> ExpressAdapter <span class=\"token punctuation\">}<\/span> <span class=\"token operator\">=<\/span> <span class=\"token function\">require<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"@bull-board\/express\"<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n\r\n<span class=\"token keyword\">const<\/span> redisOptions <span class=\"token operator\">=<\/span> <span class=\"token punctuation\">{<\/span> <span class=\"token literal-property property\">host<\/span><span class=\"token operator\">:<\/span> <span class=\"token string\">\"localhost\"<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token literal-property property\">port<\/span><span class=\"token operator\">:<\/span> <span class=\"token number\">6379<\/span> <span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">;<\/span>\r\n\r\n<span class=\"token keyword\">const<\/span> imageJobQueue <span class=\"token operator\">=<\/span> <span class=\"token keyword\">new<\/span> <span class=\"token class-name\">Queue<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"imageJobQueue\"<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token punctuation\">{<\/span>\r\n  <span class=\"token literal-property property\">connection<\/span><span class=\"token operator\">:<\/span> redisOptions<span class=\"token punctuation\">,<\/span>\r\n<span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n\r\n<span class=\"token keyword\">async<\/span> <span class=\"token keyword\">function<\/span> <span class=\"token function\">addJob<\/span><span class=\"token punctuation\">(<\/span><span class=\"token parameter\">job<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span>\r\n  <span class=\"token keyword\">await<\/span> imageJobQueue<span class=\"token punctuation\">.<\/span><span class=\"token function\">add<\/span><span class=\"token punctuation\">(<\/span>job<span class=\"token punctuation\">.<\/span>type<span class=\"token punctuation\">,<\/span> job<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n<span class=\"token punctuation\">}<\/span>\r\n\r\n<span class=\"token keyword\">const<\/span> serverAdapter <span class=\"token operator\">=<\/span> <span class=\"token keyword\">new<\/span> <span class=\"token class-name\">ExpressAdapter<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n<span class=\"token keyword\">const<\/span> bullBoard <span class=\"token operator\">=<\/span> <span class=\"token function\">createBullBoard<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">{<\/span>\r\n  <span class=\"token literal-property property\">queues<\/span><span class=\"token operator\">:<\/span> <span class=\"token punctuation\">[<\/span><span class=\"token keyword\">new<\/span> <span class=\"token class-name\">BullMQAdapter<\/span><span class=\"token punctuation\">(<\/span>imageJobQueue<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">,<\/span>\r\n  <span class=\"token literal-property property\">serverAdapter<\/span><span class=\"token operator\">:<\/span> serverAdapter<span class=\"token punctuation\">,<\/span>\r\n<span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\nserverAdapter<span class=\"token punctuation\">.<\/span><span class=\"token function\">setBasePath<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"\/admin\"<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n\r\n<span class=\"token keyword\">const<\/span> app <span class=\"token operator\">=<\/span> <span class=\"token function\">express<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\napp<span class=\"token punctuation\">.<\/span><span class=\"token function\">set<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"view engine\"<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">\"ejs\"<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\napp<span class=\"token punctuation\">.<\/span><span class=\"token function\">use<\/span><span class=\"token punctuation\">(<\/span>bodyParser<span class=\"token punctuation\">.<\/span><span class=\"token function\">json<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\napp<span class=\"token punctuation\">.<\/span><span class=\"token function\">use<\/span><span class=\"token punctuation\">(<\/span>\r\n  bodyParser<span class=\"token punctuation\">.<\/span><span class=\"token function\">urlencoded<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">{<\/span>\r\n    <span class=\"token literal-property property\">extended<\/span><span class=\"token operator\">:<\/span> <span class=\"token boolean\">true<\/span><span class=\"token punctuation\">,<\/span>\r\n  <span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">)\r\n<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\napp<span class=\"token punctuation\">.<\/span><span class=\"token function\">use<\/span><span class=\"token punctuation\">(<\/span><span class=\"token function\">fileUpload<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n\r\napp<span class=\"token punctuation\">.<\/span><span class=\"token function\">use<\/span><span class=\"token punctuation\">(<\/span>express<span class=\"token punctuation\">.<\/span><span class=\"token function\">static<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"public\"<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n\r\napp<span class=\"token punctuation\">.<\/span><span class=\"token function\">use<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"\/admin\"<\/span><span class=\"token punctuation\">,<\/span> serverAdapter<span class=\"token punctuation\">.<\/span><span class=\"token function\">getRouter<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n\r\napp<span class=\"token punctuation\">.<\/span><span class=\"token function\">get<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"\/\"<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token keyword\">function<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token parameter\">req<span class=\"token punctuation\">,<\/span> res<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span>\r\n  res<span class=\"token punctuation\">.<\/span><span class=\"token function\">render<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"form\"<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n<span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n\r\napp<span class=\"token punctuation\">.<\/span><span class=\"token function\">get<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"\/result\"<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token parameter\">req<span class=\"token punctuation\">,<\/span> res<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">=&gt;<\/span> <span class=\"token punctuation\">{<\/span>\r\n  <span class=\"token keyword\">const<\/span> imgDirPath <span class=\"token operator\">=<\/span> path<span class=\"token punctuation\">.<\/span><span class=\"token function\">join<\/span><span class=\"token punctuation\">(<\/span>__dirname<span class=\"token punctuation\">,<\/span> <span class=\"token string\">\".\/public\/images\"<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n  <span class=\"token keyword\">let<\/span> imgFiles <span class=\"token operator\">=<\/span> fs<span class=\"token punctuation\">.<\/span><span class=\"token function\">readdirSync<\/span><span class=\"token punctuation\">(<\/span>imgDirPath<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">map<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">(<\/span><span class=\"token parameter\">image<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">=&gt;<\/span> <span class=\"token punctuation\">{<\/span>\r\n    <span class=\"token keyword\">return<\/span> <span class=\"token template-string\"><span class=\"token template-punctuation string\">`<\/span><span class=\"token string\">images\/<\/span><span class=\"token interpolation\"><span class=\"token interpolation-punctuation punctuation\">${<\/span>image<span class=\"token interpolation-punctuation punctuation\">}<\/span><\/span><span class=\"token template-punctuation string\">`<\/span><\/span><span class=\"token punctuation\">;<\/span>\r\n  <span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n  res<span class=\"token punctuation\">.<\/span><span class=\"token function\">render<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"result\"<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token punctuation\">{<\/span> imgFiles <span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n<span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n\r\napp<span class=\"token punctuation\">.<\/span><span class=\"token function\">post<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"\/upload\"<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token keyword\">async<\/span> <span class=\"token keyword\">function<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token parameter\">req<span class=\"token punctuation\">,<\/span> res<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span>\r\n  <span class=\"token keyword\">const<\/span> <span class=\"token punctuation\">{<\/span> image <span class=\"token punctuation\">}<\/span> <span class=\"token operator\">=<\/span> req<span class=\"token punctuation\">.<\/span>files<span class=\"token punctuation\">;<\/span>\r\n\r\n  <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token operator\">!<\/span>image<span class=\"token punctuation\">)<\/span> <span class=\"token keyword\">return<\/span> res<span class=\"token punctuation\">.<\/span><span class=\"token function\">sendStatus<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">400<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n\r\n  <span class=\"token keyword\">await<\/span> <span class=\"token function\">addJob<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">{<\/span>\r\n    <span class=\"token literal-property property\">type<\/span><span class=\"token operator\">:<\/span> <span class=\"token string\">\"processUploadedImages\"<\/span><span class=\"token punctuation\">,<\/span>\r\n    <span class=\"token literal-property property\">image<\/span><span class=\"token operator\">:<\/span> <span class=\"token punctuation\">{<\/span>\r\n      <span class=\"token literal-property property\">data<\/span><span class=\"token operator\">:<\/span> Buffer<span class=\"token punctuation\">.<\/span><span class=\"token function\">from<\/span><span class=\"token punctuation\">(<\/span>image<span class=\"token punctuation\">.<\/span>data<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">toString<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"base64\"<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span>\r\n      <span class=\"token literal-property property\">name<\/span><span class=\"token operator\">:<\/span> image<span class=\"token punctuation\">.<\/span>name<span class=\"token punctuation\">,<\/span>\r\n    <span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">,<\/span>\r\n  <span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n\r\n  res<span class=\"token punctuation\">.<\/span><span class=\"token function\">redirect<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"\/result\"<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n<span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n\r\napp<span class=\"token punctuation\">.<\/span><span class=\"token function\">listen<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">3000<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token keyword\">function<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span>\r\n  console<span class=\"token punctuation\">.<\/span><span class=\"token function\">log<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"\u670d\u52a1\u5668\u8fd0\u884c\u57283000\u7aef\u53e3\"<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n<span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\r\n<\/code><\/pre>\n<p>\u5728\u4f60\u5b8c\u6210\u4fee\u6539\u4e4b\u540e\uff0c\u4fdd\u5b58\u5e76\u5173\u95ed\u4f60\u7684\u6587\u4ef6\u3002<\/p>\n<p>\u8fd0\u884cindex.js\u6587\u4ef6\u3002<\/p>\n<pre class=\"post-pre\"><code><ol><li data-prefix=\"$\"><span class=\"token function\">node<\/span> index.js\r\n<\/li><\/ol>\r\n<\/code><\/pre>\n<p>\u8fd4\u56de\u4f60\u7684\u6d4f\u89c8\u5668\uff0c\u8bbf\u95eehttp:\/\/localhost:3000\/admin\u3002\u4eea\u8868\u76d8\u5c06\u4f1a\u52a0\u8f7d\uff1a<\/p>\n<div>\n    <img decoding=\"async\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/65644d0da4b2f92e6c71e6aa\/269-0.png\" class='post-images' alt=\"Bull\u4eea\u8868\u76d8\u622a\u56fe\uff0c\u663e\u793a\u4e86\u4e00\u4e2a\u6807\u8bb0\u4e3a'imageJobQueue'\u7684\u961f\u5217\" title=\"\">\n<\/div>\n<p>\u5728\u4eea\u8868\u677f\u4e2d\uff0c\u60a8\u53ef\u4ee5\u67e5\u770b\u5de5\u4f5c\u7c7b\u578b\u3001\u6240\u6d88\u8017\u7684\u6570\u636e\u4ee5\u53ca\u6709\u5173\u5de5\u4f5c\u7684\u66f4\u591a\u4fe1\u606f\u3002\u60a8\u8fd8\u53ef\u4ee5\u5207\u6362\u5230\u5176\u4ed6\u9009\u9879\u5361\uff0c\u4f8b\u5982\u5df2\u5b8c\u6210\u9009\u9879\u5361\u4ee5\u83b7\u53d6\u6709\u5173\u5df2\u5b8c\u6210\u5de5\u4f5c\u7684\u4fe1\u606f\uff0c\u5931\u8d25\u9009\u9879\u5361\u4ee5\u83b7\u53d6\u6709\u5173\u5931\u8d25\u5de5\u4f5c\u7684\u66f4\u591a\u4fe1\u606f\uff0c\u4ee5\u53ca\u6682\u505c\u9009\u9879\u5361\u4ee5\u83b7\u53d6\u6709\u5173\u5df2\u6682\u505c\u5de5\u4f5c\u7684\u66f4\u591a\u4fe1\u606f\u3002<\/p>\n<p>\u73b0\u5728\u4f60\u53ef\u4ee5\u4f7f\u7528Bull-Board\u76d1\u63a7\u4eea\u8868\u76d8\u6765\u68c0\u67e5\u961f\u5217\u3002<\/p>\n<h2>\u603b\u7ed3<\/h2>\n<p>\u5728\u8fd9\u7bc7\u6587\u7ae0\u4e2d\uff0c\u4f60\u4f7f\u7528BullMQ\u5c06\u4e00\u4e2a\u8d39\u65f6\u7684\u4efb\u52a1\u8f6c\u79fb\u5230\u4f5c\u4e1a\u961f\u5217\u4e2d\u3002\u9996\u5148\uff0c\u4f60\u521b\u5efa\u4e86\u4e00\u4e2a\u5177\u6709\u7f13\u6162\u8bf7\u6c42\/\u54cd\u5e94\u5468\u671f\u7684\u8d39\u65f6\u4efb\u52a1\u7684\u5e94\u7528\u7a0b\u5e8f\uff0c\u4f46\u6ca1\u6709\u4f7f\u7528BullMQ\u3002\u7136\u540e\uff0c\u4f60\u4f7f\u7528BullMQ\u5c06\u8fd9\u4e2a\u8d39\u65f6\u4efb\u52a1\u8f6c\u79fb\u5230\u5f02\u6b65\u6267\u884c\uff0c\u4ece\u800c\u63d0\u5347\u4e86\u8bf7\u6c42\/\u54cd\u5e94\u5468\u671f\u3002\u4e4b\u540e\uff0c\u4f60\u4f7f\u7528Bull-Board\u521b\u5efa\u4e86\u4e00\u4e2a\u4eea\u8868\u76d8\uff0c\u7528\u4e8e\u76d1\u63a7Redis\u4e2d\u7684BullMQ\u961f\u5217\u3002<\/p>\n<p>\u60a8\u53ef\u4ee5\u8bbf\u95eeBullMQ\u6587\u6863\uff0c\u4e86\u89e3\u672c\u6559\u7a0b\u4e2d\u672a\u6d89\u53ca\u7684BullMQ\u529f\u80fd\uff0c\u5982\u8c03\u5ea6\u3001\u4f18\u5148\u7ea7\u3001\u91cd\u8bd5\u4f5c\u4e1a\u4ee5\u53ca\u914d\u7f6e\u5de5\u4f5c\u4eba\u5458\u7684\u5e76\u53d1\u8bbe\u7f6e\u3002\u60a8\u4e5f\u53ef\u4ee5\u8bbf\u95eeBull-Board\u6587\u6863\uff0c\u4e86\u89e3\u6709\u5173\u4eea\u8868\u76d8\u529f\u80fd\u7684\u66f4\u591a\u4fe1\u606f\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5f15\u8a00 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Blog - Silicon Cloud<\/title>\n<meta name=\"description\" content=\"\u672c\u6559\u7a0b\u8be6\u7ec6\u4ecb\u7ecd\u5982\u4f55\u4f7f\u7528Node.js\u548cBullMQ\u5904\u7406\u5f02\u6b65\u4efb\u52a1\uff0c\u5305\u62ec\u5b89\u88c5\u914d\u7f6e\u3001\u961f\u5217\u7ba1\u7406\u3001\u4efb\u52a1\u4f18\u5148\u7ea7\u8bbe\u7f6e\u7b49\u6838\u5fc3\u5185\u5bb9\u3002\u901a\u8fc7\u5b9e\u9645\u793a\u4f8b\u548c\u6700\u4f73\u5b9e\u8df5\uff0c\u5e2e\u52a9\u5f00\u53d1\u8005\u638c\u63e1\u9ad8\u6548\u5904\u7406\u5f02\u6b65\u4efb\u52a1\u7684\u6280\u5de7\uff0c\u63d0\u5347\u5e94\u7528\u6027\u80fd\u548c\u7528\u6237\u4f53\u9a8c\u3002\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.silicloud.com\/zh\/blog\/\u5982\u4f55\u4f7f\u7528node-js\u548cbullmq\u5904\u7406\u5f02\u6b65\u4efb\u52a1\/\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta 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