{"id":47279,"date":"2023-10-27T07:07:44","date_gmt":"2023-04-01T02:57:18","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/%e5%85%b3%e4%ba%8e%e5%be%ae%e6%9c%8d%e5%8a%a1%e6%9e%b6%e6%9e%84%e4%b8%ad%e7%9a%84%e6%95%b0%e6%8d%ae%e4%b8%80%e8%87%b4%e6%80%a7\/"},"modified":"2024-05-04T06:12:57","modified_gmt":"2024-05-03T22:12:57","slug":"%e5%85%b3%e4%ba%8e%e5%be%ae%e6%9c%8d%e5%8a%a1%e6%9e%b6%e6%9e%84%e4%b8%ad%e7%9a%84%e6%95%b0%e6%8d%ae%e4%b8%80%e8%87%b4%e6%80%a7","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e5%85%b3%e4%ba%8e%e5%be%ae%e6%9c%8d%e5%8a%a1%e6%9e%b6%e6%9e%84%e4%b8%ad%e7%9a%84%e6%95%b0%e6%8d%ae%e4%b8%80%e8%87%b4%e6%80%a7\/","title":{"rendered":"\u5173\u4e8e\u5fae\u670d\u52a1\u67b6\u6784\u4e2d\u7684\u6570\u636e\u4e00\u81f4\u6027"},"content":{"rendered":"<p>\u6211\u662f\u65e5\u7acb\u5236\u4f5c\u6240\u7814\u7a76\u5f00\u53d1\u90e8\u95e8\u6570\u636e\u7ba1\u7406\u7814\u7a76\u90e8\u7684\u5927\u8d8a\u3002\u5728\u6211\u4eec\u7684\u7814\u7a76\u90e8\u95e8\u4e2d\uff0c\u6211\u4eec\u81f4\u529b\u4e8e\u63a8\u52a8\u4ee5\u6570\u636e\u7ba1\u7406\u6280\u672f\u4e3a\u6838\u5fc3\u7684\u7814\u7a76\u5f00\u53d1\u5de5\u4f5c\u3002\u672c\u6587\u5c06\u7740\u91cd\u4ece\u6570\u636e\u7ba1\u7406\u7684\u89d2\u5ea6\uff0c\u8be6\u7ec6\u63a2\u8ba8\u8fd1\u5e74\u5907\u53d7\u5173\u6ce8\u7684\u5fae\u670d\u52a1\u9886\u57df\u4e2d\uff0c\u670d\u52a1\u95f4\u6570\u636e\u4e00\u81f4\u6027\u6240\u9762\u4e34\u7684\u95ee\u9898\u3002<\/p>\n<h1>\u5728\u5fae\u670d\u52a1\u4e2d\u7684\u6570\u636e\u4e00\u81f4\u6027\u548cSaga\u6a21\u5f0f\u3002<\/h1>\n<p>\u8fd1\u5e74\uff0c\u4e00\u79cd\u88ab\u79f0\u4e3a\u5fae\u670d\u52a1\u67b6\u6784\uff08MSA\uff09\u7684\u8bbe\u8ba1\u65b9\u6cd5\u6216\u7cfb\u7edf\u67b6\u6784\u5f15\u8d77\u4e86\u5e7f\u6cdb\u5173\u6ce8\u3002\u5728MSA\u4e2d\uff0c\u901a\u8fc7\u6784\u5efa\u72ec\u7acb\u90e8\u7f72\u7684\u5c0f\u578b\u670d\u52a1\uff08\u5fae\u670d\u52a1\uff09\u7684\u96c6\u5408\u6765\u5b9e\u73b0\u53ef\u6269\u5c55\u6027\u548c\u654f\u6377\u6027\u7684\u63d0\u5347\u3002\u7136\u800c\uff0c\u7531\u4e8eMSA\u901a\u5e38\u91c7\u7528\u6bcf\u4e2a\u670d\u52a1\u5355\u72ec\u62e5\u6709\u6570\u636e\u5e93\u7684\u67b6\u6784\uff08\u6bcf\u4e2a\u670d\u52a1\u4e00\u4e2a\u6570\u636e\u5e93\uff09\uff0c\u56e0\u6b64\u5728\u8de8\u591a\u4e2a\u5fae\u670d\u52a1\u8fdb\u884c\u5904\u7406\u65f6\uff0c\u9700\u8981\u8003\u8651\u670d\u52a1\u4e4b\u95f4\u6570\u636e\u7684\u4e00\u81f4\u6027\u3002<\/p>\n<p>\u4f5c\u4e3a\u4e00\u79cd\u5728\u670d\u52a1\u4e4b\u95f4\u4fdd\u6301\u6570\u636e\u4e00\u81f4\u6027\u7684\u8bbe\u8ba1\u6a21\u5f0f\uff0cSaga\u6a21\u5f0f\u88ab\u5e7f\u6cdb\u77e5\u6653\u3002\u4e0b\u56fe\u8be6\u7ec6\u8bf4\u660e\u4e86Saga\u6a21\u5f0f\u4e0b\u7684\u6570\u636e\u4e00\u81f4\u6027\u7ef4\u62a4\u3002<\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d7de0913a08637a6a14ce\/4-0.jpeg\" alt=\"saga.jpg\" \/><\/div>\n<p>Saga\u6a21\u5f0f\u662f\u4e00\u79cd\u8bbe\u8ba1\u6a21\u5f0f\uff0c\u901a\u8fc7\u8fde\u63a5\u6bcf\u4e2a\u670d\u52a1\u4e2d\u7684\u4e8b\u52a1\uff08\u672c\u5730\u4e8b\u52a1\uff09\u6784\u5efa\u4e00\u79cd\u7279\u5b9a\u7684\u5de5\u4f5c\u6d41\uff0c\u4ee5\u7ef4\u62a4\u670d\u52a1\u4e4b\u95f4\u7684\u6570\u636e\u4e00\u81f4\u6027\u3002\u6839\u636e\u56fe\u4e2d\u7684Saga\uff08\u6b63\u5e38\u60c5\u51b5\uff09\u6240\u793a\uff0c\u901a\u8fc7\u5728\u5fae\u670d\u52a1\u5185\u90e8\u5b8c\u6210\u672c\u5730\u4e8b\u52a1\uff0c\u5e76\u901a\u8fc7\u6d88\u606f\u4f20\u64ad\uff08\u5173\u4e8e\u4f20\u64ad\u65b9\u5f0f\u7684\u53d8\u5316\u5c06\u5728\u540e\u6587\u4e2d\u4f5c\u4e3aSaga\u7684\u8c03\u6574\u65b9\u6cd5\u8fdb\u884c\u63cf\u8ff0\uff09\uff0c\u6309\u987a\u5e8f\u6267\u884c\u672c\u5730\u4e8b\u52a1\uff0c\u4ece\u800c\u7ef4\u62a4\u670d\u52a1\u4e4b\u95f4\u7684\u6570\u636e\u4e00\u81f4\u6027\u3002\u5982\u679c\u51fa\u73b0\u67d0\u79cd\u5f02\u5e38\u60c5\u51b5\uff08\u901a\u5e38\u662f\u670d\u52a1\u6545\u969c\u7b49\uff09\uff0c\u5bfc\u81f4\u65e0\u6cd5\u7ee7\u7eed\u6267\u884c\uff0c\u5219\u901a\u8fc7\u5728\u5df2\u6267\u884c\u672c\u5730\u4e8b\u52a1\u7684\u5404\u4e2a\u670d\u52a1\u4e2d\u6267\u884c\u8865\u507f\u4e8b\u52a1\u6765\u64a4\u9500\u672c\u5730\u4e8b\u52a1\uff0c\u4ece\u800c\u5b9e\u73b0\u7c7b\u4f3c\u4e8e\u4e8b\u52a1\u5904\u7406\u4e2d\u7684\u56de\u6eda\u884c\u4e3a\uff0c\u4ee5\u7ef4\u62a4\u6570\u636e\u7684\u4e00\u81f4\u6027\u3002<\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d7de0913a08637a6a14ce\/6-0.jpeg\" alt=\"coordinate.jpg\" \/><\/div>\n<p>\u4f5c\u4e3aSaga\u7684\u8c03\u6574\u65b9\u6cd5\uff0c\u5b58\u5728\u7740\u7f16\u6392\uff08Orchestration\uff0c\u5de6\u56fe\uff09\u548c\u534f\u540c\u7f16\u6392\uff08Choreography\uff0c\u53f3\u56fe\uff09\u3002\u7f16\u6392\u662f\u6307\u7531\u88ab\u79f0\u4e3a\u7f16\u6392\u5668\u7684\u7279\u6b8a\u5fae\u670d\u52a1\u5145\u5f53\u6574\u4f53\u7684\u8c03\u505c\u8005\uff0c\u901a\u8fc7\u5411\u6bcf\u4e2a\u5fae\u670d\u52a1\u63d0\u51fa\u672c\u5730\u4e8b\u52a1\u8bf7\u6c42\u6765\u7ba1\u7406Saga\u6d41\u7a0b\u7684\u6267\u884c\u3002\u53e6\u4e00\u65b9\u9762\uff0c\u534f\u540c\u7f16\u6392\u662f\u6307\u5404\u4e2a\u5fae\u670d\u52a1\u5728\u6ca1\u6709\u8c03\u505c\u8005\u7684\u60c5\u51b5\u4e0b\u6267\u884c\u672c\u5730\u4e8b\u52a1\uff0c\u5e76\u89e6\u53d1\u5176\u4ed6\u670d\u52a1\u7684\u672c\u5730\u4e8b\u52a1\u3002\u867d\u7136\u5404\u81ea\u90fd\u6709\u5176\u4f18\u7f3a\u70b9\uff0c\u4f46\u4e00\u822c\u800c\u8a00\uff0c\u5bf9\u4e8e\u590d\u6742\u7684Saga\u6d41\u7a0b\uff0c\u7f16\u6392\u66f4\u9002\u5408\uff0c\u800c\u5bf9\u4e8e\u7b80\u5355\u7684Saga\u6d41\u7a0b\uff0c\u534f\u540c\u7f16\u6392\u66f4\u5408\u9002\uff08\u53c2\u8003\uff1aSaga\u5206\u5e03\u5f0f\u4e8b\u52a1\u6a21\u5f0f\uff09\u3002<\/p>\n<h1>2. \u5728Saga\u6a21\u5f0f\u4e2d\u4fdd\u6301\u6570\u636e\u4e00\u81f4\u6027\u7684\u6311\u6218<\/h1>\n<p>\u5728Saga\u6a21\u5f0f\u4e2d\uff0c\u901a\u8fc7\u4f7f\u7528\u6267\u884c\u7684\u672c\u5730\u4e8b\u52a1\u6765\u53d6\u6d88\u4e8b\u52a1\uff08\u8865\u507f\u4e8b\u52a1\uff09\uff0c\u53ef\u4ee5\u9632\u6b62\u8bb8\u591a\u6570\u636e\u4e0d\u4e00\u81f4\u3002\u7136\u800c\uff0c\u4ec5\u901a\u8fc7\u8865\u507f\u4e8b\u52a1\u65e0\u6cd5\u9632\u6b62\u6240\u6709\u6570\u636e\u4e0d\u4e00\u81f4\u3002\u5173\u4e8e\u4ec5\u901a\u8fc7\u8865\u507f\u4e8b\u52a1\u65e0\u6cd5\u9632\u6b62\u7684\u6570\u636e\u4e0d\u4e00\u81f4\uff0c\u6211\u60f3\u901a\u8fc7\u91c7\u7528\u5178\u578b\u7684Saga\u6a21\u5f0f\u7684\u7cfb\u7edf\u793a\u4f8b(\u8d44\u91d1\u79fb\u52a8\u670d\u52a1)\u8fdb\u884c\u66f4\u6df1\u5165\u7684\u6316\u6398\u3002<\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d7de0913a08637a6a14ce\/10-0.png\" alt=\"flow.png\" \/><\/div>\n<p>\u8fd9\u4e2a\u56fe\u662f\u8d44\u91d1\u8f6c\u79fb\u670d\u52a1\u7684\u5e8f\u5217\u56fe\u3002\u53e6\u5916\uff0cSaga\u7684\u8c03\u6574\u65b9\u6cd5\u662f\u5047\u8bbe\u6709\u7f16\u6392\u3002\u57fa\u672c\u5904\u7406\u6d41\u7a0b\u5982\u4e0b\u3002<\/p>\n<ol>\n<li style=\"list-style-type: none;\">\n<ol>\u7528\u6237\u5411\u8d44\u91d1\u79fb\u52a8\u670d\u52a1\uff08\u8c03\u5ea6\u7a0b\u5e8f\uff09\u53d1\u51fa\u8d44\u91d1\u79fb\u52a8\u8bf7\u6c42\u3002<\/ol>\n<\/li>\n<\/ol>\n<p>&nbsp;<\/p>\n<ol>\n<li style=\"list-style-type: none;\">\n<ol>\u8d44\u91d1\u79fb\u52a8\u670d\u52a1\uff08\u8c03\u5ea6\u7a0b\u5e8f\uff09\u5411\u8d26\u6237A\uff08\u5fae\u670d\u52a1A\uff09\u53d1\u51fa\u63d0\u6b3e\u8bf7\u6c42\uff0c\u5e76\u8fdb\u884c\u63d0\u6b3e\u5904\u7406\u3002<\/ol>\n<\/li>\n<\/ol>\n<p>&nbsp;<\/p>\n<ol>\n<li style=\"list-style-type: none;\">\n<ol>\u8d44\u91d1\u79fb\u52a8\u670d\u52a1\uff08\u8c03\u5ea6\u7a0b\u5e8f\uff09\u5411\u8d26\u6237B\uff08\u5fae\u670d\u52a1B\uff09\u53d1\u51fa\u5b58\u6b3e\u8bf7\u6c42\uff0c\u5e76\u8fdb\u884c\u5b58\u6b3e\u5904\u7406\u3002<\/ol>\n<\/li>\n<\/ol>\n<p>&nbsp;<\/p>\n<ol>\u7528\u6237\u4ece\u8d44\u91d1\u79fb\u52a8\u670d\u52a1\uff08\u8c03\u5ea6\u7a0b\u5e8f\uff09\u63a5\u6536\u8d44\u91d1\u79fb\u52a8\u7ed3\u679c\u3002<\/ol>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d7de0913a08637a6a14ce\/13-0.png\" alt=\"flow_compensate.png\" \/><\/div>\n<p>\u6b64\u5916\uff0c\u8fd8\u8981\u770b\u4e00\u4e0bSaga\u6a21\u5f0f\u4e0b\u901a\u8fc7\u8865\u507f\u4e8b\u52a1\u6765\u7ef4\u62a4\u6570\u636e\u4e00\u81f4\u6027\u3002\u56fe\u793a\u7684\u662f\u4e00\u4e2a\u5165\u91d1\u8bf7\u6c42\u5904\u7406\u5931\u8d25\u7684\u6848\u4f8b\uff0c\u6b64\u65f6\u9700\u8981\u5bf9\u5df2\u7ecf\u5b8c\u6210\u7684\u51fa\u91d1\u8bf7\u6c42\u8fdb\u884c\u53d6\u6d88\u64cd\u4f5c\uff0c\u5373\u901a\u8fc7\u8865\u507f\u4e8b\u52a1\u6765\u4e0e\u51fa\u91d1\u8bf7\u6c42\u7684\u672c\u5730\u4e8b\u52a1\u76f8\u5bf9\u5e94\u3002\u901a\u8fc7\u8fd9\u6837\u7684\u64cd\u4f5c\uff0c\u8d26\u6237A\u548c\u8d26\u6237B\u90fd\u56de\u5230\u4e86\u8d44\u91d1\u79fb\u52a8\u8bf7\u6c42\u4e4b\u524d\u7684\u72b6\u6001\uff0c\u4ece\u800c\u4fdd\u6301\u4e86\u6570\u636e\u7684\u4e00\u81f4\u6027\u3002<\/p>\n<p>\u63a5\u4e0b\u6765\uff0c\u8ba9\u6211\u4eec\u5c06\u60c5\u51b5\u518d\u590d\u6742\u5316\u4e00\u4e9b\u3002\u8d44\u91d1\u8f6c\u79fb\u670d\u52a1\u51b3\u5b9a\u4e3a\u4e86\u5e94\u5bf9\u81ea\u8eab\u7684\u670d\u52a1\u6545\u969c\uff0c\u5728\u5fc5\u8981\u65f6\u5b9e\u65bd\u72b6\u6001\u6301\u4e45\u5316\u3002\u6b64\u65f6\uff0c\u987a\u5e8f\u56fe\u5c06\u5982\u4e0b\u6240\u793a\u3002<\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d7de0913a08637a6a14ce\/16-0.png\" alt=\"flow_persist.png\" \/><\/div>\n<p>\u7a0d\u5fae\u7ec6\u81f4\u4e00\u4e9b\uff0c\u6211\u4eec\u5c06\u5728\u8d44\u91d1\u8f6c\u79fb\u670d\u52a1\uff08\u534f\u8c03\u5458\uff09\u6bcf\u6b21\u53d1\u751f\u72b6\u6001\u8f6c\u6362\u65f6\u8fdb\u884c\u6301\u4e45\u5316\u3002\u8fd9\u6837\u4e00\u6765\uff0c\u5373\u4f7f\u5728\u56fe\u4e2d\u6240\u793a\u7684\u4ece\u63a5\u6536\u53d6\u6b3e\u7ed3\u679c\u5230\u53d1\u9001\u5b58\u6b3e\u8bf7\u6c42\u4e4b\u95f4\u53d1\u751f\u6545\u969c\u5e76\u91cd\u65b0\u542f\u52a8\u7684\u60c5\u51b5\u4e0b\uff0c\uff08\u53ea\u8981\u6301\u4e45\u5316\u7684\u6570\u636e\u662f\u5b89\u5168\u7684\uff09\uff0c\u5c31\u53ef\u4ee5\u7ee7\u7eed\u5904\u7406\u3002<\/p>\n<p>\u6211\u5011\u73fe\u5728\u8981\u8a0e\u8ad6\u7684\u662f\u8cc7\u91d1\u8f49\u79fb\u670d\u52d9\uff08\u5305\u542b\u6301\u7e8c\u5316\uff09\u7684\u60c5\u6cc1\u4e0b\u53ef\u80fd\u767c\u751f\u7684\u4e00\u4e9b\u5178\u578b\u969c\u7919\u6a21\u5f0f\u3002<\/p>\n<h1>2.1 \u7b2c\u4e00\u79cd\u4e0d\u4e00\u81f4\u53d1\u751f\u6848\u4f8b<\/h1>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d7de0913a08637a6a14ce\/20-0.png\" alt=\"flow_failure1.png\" \/><\/div>\n<p>\u8fd9\u662f\u4e00\u4e2a\u8d44\u91d1\u79fb\u52a8\u670d\u52a1\u7684\u53d6\u6b3e\u8bf7\u6c42\u53d1\u751f\u6545\u969c\u5e76\u8fdb\u884c\u6301\u4e45\u5316\u7684\u6848\u4f8b\u3002\u534f\u8c03\u5668\u5728\u8fdb\u884c\u53d6\u6b3e\u8bf7\u6c42\u540e\u7acb\u5373\u53d1\u751f\u6545\u969c\uff0c\u91cd\u65b0\u542f\u52a8\u800c\u65e0\u6cd5\u63a5\u6536\u6301\u4e45\u5316\u548c\u53d6\u6b3e\u7ed3\u679c\u3002\u6700\u540e\u4e00\u6b21\u6301\u4e45\u5316\u72b6\u6001\u662f\u5728\u63a5\u6536\u5230\u8d44\u91d1\u79fb\u52a8\u8bf7\u6c42\u540e\uff0c\u6240\u4ee5\u4ece\u8fd9\u4e2a\u72b6\u6001\u91cd\u65b0\u5f00\u59cb\u5904\u7406\uff0c\u4f46\u6b63\u5982\u56fe\u6240\u793a\uff0c\u7531\u4e8e\u53d6\u6b3e\u8bf7\u6c42\u6ca1\u6709\u88ab\u6301\u4e45\u5316\uff0c\u5bfc\u81f4\u4e86\u91cd\u590d\u6267\u884c\u53d6\u6b3e\u8bf7\u6c42\u3002<\/p>\n<h1>2.2. \u7b2c\u4e8c\u4e2a\u4e0d\u4e00\u81f4\u53d1\u751f\u6848\u4f8b<\/h1>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d7de0913a08637a6a14ce\/23-0.png\" alt=\"flow_failure2.png\" \/><\/div>\n<p>\u5047\u8bbe\u7531\u4e8e\u7f51\u7edc\u6545\u969c\u7b49\u539f\u56e0\uff0c\u5165\u91d1\u8bf7\u6c42\u672a\u80fd\u53d1\u9001\u5230B\u8d26\u6237\u3002\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u8d44\u91d1\u8f6c\u79fb\u670d\u52a1\u5c06\u7b49\u5f85\u5165\u91d1\u7ed3\u679c\u7684\u54cd\u5e94\uff0c\u4f46\u662f\u7531\u4e8eB\u8d26\u6237\u6ca1\u6709\u6536\u5230\u5165\u91d1\u8bf7\u6c42\uff0c\u65e0\u6cd5\u8fdb\u884c\u5904\u7406\u3002\u867d\u7136\u53ef\u4ee5\u8003\u8651\u91cd\u65b0\u53d1\u9001\u5165\u91d1\u8bf7\u6c42\uff0c\u4f46\u5982\u679c\u65e0\u6cd5\u786e\u5b9aB\u8d26\u6237\u7684\u63a5\u6536\u72b6\u6001\uff0c\u53ef\u80fd\u4f1a\u56e0\u4e3a\u65e0\u6cd5\u5224\u65ad\u662f\u5426\u5b58\u5728\u91cd\u590d\u8bf7\u6c42\u800c\u96be\u4ee5\u8fdb\u884c\u53d1\u9001\u5224\u65ad\u3002<\/p>\n<h1>3. \u7ef4\u62a4\u6570\u636e\u4e00\u81f4\u6027\u6240\u9700\u7684\u8bbe\u8ba1\u6a21\u5f0f\u7684\u5fc5\u8981\u6027<\/h1>\n<p>\u5373\u4f7f\u662f\u76f8\u5bf9\u7b80\u5355\u7684\u7cfb\u7edf\uff0c\u5728\u8003\u8651\u6301\u4e45\u5316\u548c\u6545\u969c\u6062\u590d\u65f6\uff0c\u4e5f\u9700\u8981\u8003\u8651\u5230\u8bb8\u591a\u6570\u636e\u4e0d\u4e00\u81f4\u7684\u53d1\u751f\uff0c\u5e76\u9700\u8981\u8fdb\u884c\u7cfb\u7edf\u8bbe\u8ba1\u3002\u5728\u8fd9\u91cc\uff0c\u6211\u4eec\u5c06\u4ecb\u7ecd\u9632\u6b62\u8fd9\u4e9b\u95ee\u9898\u53d1\u751f\u7684\u4ee3\u8868\u6027\u8bbe\u8ba1\u6a21\u5f0f\u3002<\/p>\n<h1>3.1 \u4ea4\u6613\u4fe1\u606f\uff08\u5bf9\u4e8e\u975e\u96c6\u6210\u60c5\u51b51\u7684\u89e3\u51b3\u65b9\u6848\uff09<\/h1>\n<p>\u9996\u5148\uff0c\u8ba9\u6211\u4eec\u6765\u770b\u770b\u5bf9\u4e8e\u4e0d\u4e00\u81f4\u6027\u6848\u4f8b1\u7684\u89e3\u51b3\u65b9\u6848\uff0c\u5373\u4e8b\u52a1\u6027\u6d88\u606f\u3002\u4e8b\u52a1\u6027\u6d88\u606f\u662f\u4e00\u7ec4\u8bbe\u8ba1\u6a21\u5f0f\uff0c\u4e3b\u8981\u7528\u4e8e\u50cf\u4e8b\u52a1\u4e00\u6837\u6267\u884c\u6d88\u606f\u53d1\u9001\u548c\u5185\u90e8\u72b6\u6001\u66f4\u6539\u3002\u5177\u4f53\u800c\u8a00\uff0c\u5305\u62ec\u4e8b\u52a1\u6027\u53d1\u4ef6\u7bb1\u3001\u4e8b\u52a1\u6027\u65e5\u5fd7\u8ffd\u8e2a\u3001\u8f6e\u8be2\u53d1\u5e03\u8005\u7b49\u8bbe\u8ba1\u6a21\u5f0f\uff08\u8be6\u7ec6\u4fe1\u606f\u8bf7\u53c2\u8003Microservices.io\u7684\u5404\u4e2a\u9875\u9762\uff09\u3002\u4e0d\u4e00\u81f4\u6027\u6848\u4f8b1\u7684\u539f\u56e0\u662f\u63d0\u6b3e\u8bf7\u6c42\u548c\u5176\u6301\u4e45\u5316\u5904\u7406\u88ab\u5206\u5f00\u8fdb\u884c\uff0c\u7531\u4e8e\u5728\u6301\u4e45\u5316\u4e4b\u524d\u53d1\u751f\u4e86\u6545\u969c\uff0c\u5bfc\u81f4\u5904\u7406\u72b6\u6001\u53d8\u5f97\u4e0d\u786e\u5b9a\u3002\u4e8b\u52a1\u6027\u6d88\u606f\u5c31\u662f\u5c06\u8fd9\u79cd\u6d88\u606f\u53d1\u9001\u548c\u5185\u90e8\u72b6\u6001\u66f4\u65b0\u7c7b\u4f3c\u4e8e\u4e00\u4e2a\u4e8b\u52a1\u7684\u8bbe\u8ba1\u6a21\u5f0f\u3002\u4e0b\u56fe\u5c55\u793a\u4e86\u4f7f\u7528\u8fd9\u4e9b\u5178\u578b\u7cfb\u7edf\u7684\u793a\u4f8b\u3002<\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d7de0913a08637a6a14ce\/29-0.jpeg\" alt=\"transactionalMessaging.jpg\" \/><\/div>\n<p>Transactional messaging\u5177\u5907\u4ee5\u4e0b\u4e24\u79cd\u8bbe\u8ba1\u6a21\u5f0f\uff1aTransactional outbox\u6a21\u5f0f\u5c06\u72b6\u6001\u6301\u4e45\u5316\u548c\u6d88\u606f\u5199\u5165\u4f5c\u4e3a\u672c\u5730\u4e8b\u52a1\u5199\u5165\u6570\u636e\u5e93\uff0c\u800cOutbox\u8868\uff08\u4e13\u7528\u4e8e\u5199\u5165\u6d88\u606f\u7684\u8868\uff09\u7528\u4e8e\u83b7\u53d6\u5df2\u5199\u5165\u7684\u6d88\u606f\u5e76\u53d1\u9001\u7ed9\u5176\u4ed6\u670d\u52a1\u6216\u6d88\u606f\u603b\u7ebf\u7b49\uff0c\u8fd9\u662f\u4e00\u79cdTransactional log tailing\/Polling publisher\u6a21\u5f0f\u3002\u901a\u8fc7\u7ec4\u5408\u8fd9\u4e9b\u8bbe\u8ba1\u6a21\u5f0f\uff0c\u53ef\u4ee5\u5c06\u72b6\u6001\u6301\u4e45\u5316\u548c\u6d88\u606f\u53d1\u9001\u5904\u7406\u5f97\u50cf\u662f\u4e8b\u52a1\u4e00\u6837\u3002<\/p>\n<p>\u4f5c\u4e3a\u5b9e\u73b0\uff0c\u4f7f\u7528RDB\/Debezium\/Kafka\u7684\u67b6\u6784\uff08\u7528\u4e8e\u9a8c\u8bc1\u57fa\u4e8eKafka\u7684\u5fae\u670d\u52a1Saga\u6a21\u5f0f\uff09\u662f\u5178\u578b\u7684\u9009\u62e9\u3002<\/p>\n<h1>3.2 \u901a\u4fe1\u65b9\u5f0f\uff0b\u9644\u52a0\uff08\u5904\u7406\u4e0e\u60c5\u51b52\u4e0d\u5339\u914d\u7684\u5904\u65b9\uff09<\/h1>\n<p>\u63a5\u4e0b\u6765\uff0c\u6211\u4eec\u5c06\u770b\u4e00\u4e0b\u4e0d\u4e00\u81f4\u6027\u6848\u4f8b2\u7684\u5904\u65b9\u65b9\u6848\uff0c\u5373\u901a\u4fe1\u98ce\u683c\uff08Communication style\uff09\u3002\u4e4b\u6240\u4ee5\u6dfb\u52a0\u201c+\u03b1\u201d\uff0c\u662f\u56e0\u4e3a\u4ec5\u4ec5\u4f7f\u7528Communication style\u4e2d\u5b9a\u4e49\u7684\u8bbe\u8ba1\u6a21\u5f0f\uff08\u8be6\u7ec6\u4fe1\u606f\u8bf7\u53c2\u8003Microservices.io\u7684\u5404\u4e2a\u9875\u9762\uff09\uff0c\u5bf9\u4e8e\u4e0d\u4e00\u81f4\u6027\u6848\u4f8b2\u6765\u8bf4\u662f\u4e0d\u8db3\u591f\u7684\u3002\u901a\u4fe1\u98ce\u683c\u662f\u4e00\u7cfb\u5217\u4e0e\u901a\u4fe1\u4e3b\u8981\u76f8\u5173\u7684\u8bbe\u8ba1\u6a21\u5f0f\uff0c\u5982\u6d88\u606f\u4f20\u9012\uff08Messaging\uff09\u3001\u8fdc\u7a0b\u8fc7\u7a0b\u8c03\u7528\uff08Remote procedure invocation\uff09\u3001\u9886\u57df\u7279\u5b9a\u534f\u8bae\uff08Domain specific protocol\uff09\u7b49\u3002\u5b83\u4eec\u4e3b\u8981\u5b9a\u4e49\u4e86\u5fae\u670d\u52a1\u4e4b\u95f4\u5982\u4f55\u5b9e\u73b0\u901a\u4fe1\uff0c\u800c\u4e0d\u662f\u76f4\u63a5\u5e94\u5bf9\u6570\u636e\u4e0d\u4e00\u81f4\u6027\u7684\u8bbe\u8ba1\u6a21\u5f0f\u3002\u5728\u4e0d\u4e00\u81f4\u6027\u6848\u4f8b2\u4e2d\uff0c\u4e3b\u8981\u9700\u8981\u4f7f\u7528\u4e0e\u524d\u8ff0\u8bbe\u8ba1\u6a21\u5f0f\u76f8\u5173\u7684\u4e00\u7ec4\u8bbe\u8ba1\u6a21\u5f0f\uff0c\u5982\u91cd\u8bd5\uff08Retry\uff09\u3001\u5e42\u7b49\u53d1\u5e03\u8005\/\u6d88\u8d39\u8005\uff08Idempotent Publisher\/Consumer\uff09\u7b49\uff08\u8be6\u7ec6\u4fe1\u606f\u5c06\u5728\u540e\u9762\u4ecb\u7ecd\uff09\u3002<\/p>\n<p>\u5728\u91cd\u65b0\u5ba1\u89c6\u6848\u4f8b2\u65f6\uff0c\u6211\u4eec\u53d1\u73b0\uff0c\u5728\u8d44\u91d1\u8f6c\u79fb\u670d\u52a1\u7684\u5904\u7406\u8fc7\u7a0b\u4e2d\uff0c\u5b58\u6b3e\u8bf7\u6c42\u6d88\u606f\u5728\u4e2d\u9014\u6d88\u5931\uff0c\u5bfc\u81f4\u65e0\u6cd5\u7ee7\u7eed\u8fdb\u884c\u5904\u7406\u3002\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u9700\u8981\u91cd\u65b0\u53d1\u9001\u6d88\u606f\uff0c\u5e76\u91c7\u7528Retry\u6a21\u5f0f\u6765\u4fdd\u8bc1\u91cd\u65b0\u53d1\u9001\u7684\u5904\u7406\u3002\u7136\u800c\uff0c\u5982\u679c\u6211\u4eec\u7b80\u5355\u7c97\u66b4\u5730\u8fdb\u884cRetry\uff0c\u8003\u8651\u5230B\u8d26\u6237\u7684\u72b6\u6001\uff0c<\/p>\n<p>\uff081\uff09\u6211\u5df2\u6536\u5230\u5165\u91d1\u8bf7\u6c42\uff0c\u5e76\u4e14\u5df2\u6210\u529f\u5904\u7406\u3002<\/p>\n<p>\uff082\uff09\u6211\u6536\u5230\u4e86\u5165\u91d1\u8bf7\u6c42\uff0c\u4f46\u5904\u7406\u5931\u8d25\u4e86<\/p>\n<p>\uff083\uff09\u6211\u8fd8\u6ca1\u6709\u6536\u5230\u5165\u91d1\u8bf7\u6c42\u3002<\/p>\n<p>\u6709\u53ef\u80fd\u8003\u8651\u5230\u591a\u79cd\u72b6\u6001\u3002\u56e0\u6b64\uff0c\u53ef\u4ee5\u8003\u8651\u4e00\u79cd\u7b80\u5355\u901a\u7528\u7684\u89e3\u51b3\u65b9\u6848\uff0c\u5373\u5728\u6210\u529f\u4e4b\u524d\u4e0d\u65ad\u91cd\u8bd5\uff0c\u6210\u529f\u540e\u7acb\u5373\u7ec8\u6b62\u5904\u7406\u3002\u7136\u800c\uff0c\u7b80\u5355\u7684\u91cd\u8bd5\u4f1a\u5bfc\u81f4\u76f8\u540c\u7684\u8bf7\u6c42\u5904\u7406\uff08\u8fd9\u91cc\u662f\u5b58\u6b3e\u8bf7\u6c42\uff09\u88ab\u53d1\u9001\u591a\u6b21\uff0c\u56e0\u6b64\u9700\u8981\u4fdd\u8bc1&#8221;\u5373\u4f7f\u5904\u7406\u8bf7\u6c42\u53d1\u9001\u591a\u6b21\uff0c\u4e5f\u80fd\u6536\u655b\u5230\u76f8\u540c\u7684\u72b6\u6001&#8221;\uff08\u5373\u5e42\u7b49\u6027\uff09\u3002\u5b9e\u73b0\u8fd9\u4e00\u76ee\u6807\u7684\u8bbe\u8ba1\u6a21\u5f0f\u662f\u5e42\u7b49\u7684\u53d1\u5e03\u8005\/\u6d88\u8d39\u8005\u3002\u4e0b\u9762\u5c06\u4ee5\u5e42\u7b49ID\u4e3a\u4f8b\u6765\u89e3\u91ca\u5e42\u7b49\u7684\u53d1\u5e03\u8005\/\u6d88\u8d39\u8005\u7684\u6784\u5efa\u793a\u4f8b\u3002<\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d7de0913a08637a6a14ce\/39-0.jpeg\" alt=\"idempotent.jpg\" \/><\/div>\n<p>\u5728\u6b64\u793a\u4f8b\u4e2d\uff0c\u5982\u679c\u65e0\u6cd5\u63a5\u6536\u5230\u53d1\u9001\u7684\u6d88\u606f\uff0c\u5c06\u4f1a\u4f7f\u7528\u91cd\u8bd5\u6a21\u5f0f\u8fdb\u884c\u518d\u53d1\u9001\uff1b\u5728\u53d1\u9001\u6d88\u606f\u65f6\uff0c\u4f1a\u9644\u52a0\u5e42\u7b49ID\u4ee5\u5e94\u7528\u5e42\u7b49\u53d1\u5e03\u8005\u6a21\u5f0f\uff1b\u5bf9\u4e8e\u5177\u6709\u76f8\u540c\u5e42\u7b49ID\u7684\u6d88\u606f\uff0c\u4f1a\u4f7f\u7528\u5e42\u7b49\u6d88\u8d39\u8005\u6a21\u5f0f\u8fdb\u884c\u4e22\u5f03\u3002\u5177\u4f53\u7684\u5b9e\u73b0\u53d6\u51b3\u4e8e\u5e94\u7528\u7a0b\u5e8f\uff0c\u4f46\u901a\u5e38\u53ef\u4ee5\u8003\u8651\u4ee5\u4e0b\u5b9e\u73b0\u65b9\u6848\u3002<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">Retry\uff1a\u8a66\u884c\u56de\u6570\u3092\u30d1\u30e9\u30e1\u30fc\u30bf\u3068\u3057\u3066\u6307\u5b9a\u3057\uff0c\u30a8\u30e9\u30fc\u6642\u306b\u898f\u5b9a\u56de\u6570\u306e\u8a66\u884c\uff08Retry\uff09\u3092\u5b9f\u65bd\u3059\u308b\u3002<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">Idempotent Publisher\uff1a\u30e1\u30c3\u30bb\u30fc\u30b8\u9001\u4fe1\u6642\u306b\u51aa\u7b49ID\u3092\u30e1\u30c3\u30bb\u30fc\u30b8\u306b\u4ed8\u4e0e\u3059\u308b\u3002\u306a\u304a\uff0cRetry\u6642\u306f\u540c\u3058ID\u3092\u518d\u5229\u7528\u3059\u308b\u3002<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">Idempotent Consumer\uff1a\u51aa\u7b49ID\u3068\u51e6\u7406\u72b6\u614b\u3092\u4fdd\u5b58\u3057\u305f\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3092\u7528\u3044\u3066\u51aa\u7b49\u6027\u3092\u5b9f\u73fe\u3059\u308b\u3002\u5177\u4f53\u7684\u306b\u306f\uff0c\u672a\u51e6\u7406\u306e\u51aa\u7b49ID\u3092\u542b\u3080\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u53d7\u4fe1\u3057\u305f\u969b\u306f\uff0c\u5f53\u8a72\u51aa\u7b49ID\u3092\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b\u8ffd\u52a0\u3057\uff0c\u51e6\u7406\u72b6\u614b\u3092\u66f4\u65b0\u3057\u305f\u5f8c\uff0c\u5fdc\u7b54\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u751f\u6210\u3057\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b\u4fdd\u5b58\u3059\u308b\u3068\u3068\u3082\u306b\u5fdc\u7b54\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u9001\u4fe1\u3059\u308b\u3002\u306a\u304a\uff0c\u51e6\u7406\u6e08\u307f\u306e\u5834\u5408\u306f\u5185\u90e8\u51e6\u7406\u3092\u30b9\u30ad\u30c3\u30d7\u3057\uff0c\u904e\u53bb\u306e\u5fdc\u7b54\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u518d\u9001\u3059\u308b\u3002<\/ul>\n<p>\u901a\u8fc7\u8fd9\u4e9b\u5e94\u7528\uff0c\u5373\u4f7f\u5728\u4f20\u8f93\u5931\u8d25\u65f6\u4e5f\u4f1a\u8fdb\u884c\u91cd\u8bd5\uff0c\u5e76\u4e14\u901a\u8fc7\u5e42\u7b49\u53d1\u5e03\u8005\/\u6d88\u8d39\u8005\u6765\u786e\u4fdd\u5373\u4f7f\u8fdb\u884c\u4e86\u591a\u6b21\u6d88\u606f\u7684\u53d1\u9001\u548c\u63a5\u6536\uff0c\u4e5f\u80fd\u6536\u655b\u5230\u76f8\u540c\u7684\u72b6\u6001\u3002<\/p>\n<p>\u6839\u636e\u5b9e\u65bd\u7684\u60c5\u51b5\u6765\u770b\uff0c\u4f3c\u4e4e\u5728Eventuate\u4e2d\u6709\u4e00\u4e2a\u4f7f\u7528\u6d88\u606fID\u5b9e\u73b0\u5e42\u7b49\u6027\u7684\u5b9e\u4f8b\u3002<\/p>\n<h1>4. \u603b\u7ed3<\/h1>\n<p>\u5728\u672c\u6587\u4e2d\uff0c\u6211\u4eec\u4ecb\u7ecd\u4e86\u7528\u4e8e\u7ef4\u6301\u5fae\u670d\u52a1\u6570\u636e\u4e00\u81f4\u6027\u7684\u8bbe\u8ba1\u6a21\u5f0f\u2014\u2014Saga\u6a21\u5f0f\uff0c\u4ee5\u53ca\u5176\u4ed6\u4e0e\u6570\u636e\u4e00\u81f4\u6027\u7ef4\u62a4\u76f8\u5173\u7684\u8bbe\u8ba1\u6a21\u5f0f\u3002\u5f53\u7136\uff0c\u8fd9\u4e9b\u8bbe\u8ba1\u6a21\u5f0f\u672c\u8eab\u5e76\u4e0d\u8db3\u591f\uff0c\u8fd8\u9700\u8981\u8fdb\u4e00\u6b65\u6269\u5c55\u548c\u7cfb\u7edf\u5316\u3002\u53e6\u4e00\u65b9\u9762\uff0c\u6211\u4eec\u8fd8\u9700\u8981\u6df1\u5165\u601d\u8003Saga\u6267\u884c\u4e2d\u53ef\u80fd\u9057\u7559\u7684\u6570\u636e\u4e0d\u4e00\u81f4\u4ee5\u53ca\u5e76\u884c\u6267\u884c\u53ef\u80fd\u5bfc\u81f4\u7684\u6570\u636e\u4e0d\u4e00\u81f4\u7b49\u95ee\u9898\u3002<\/p>\n<h1>\u586b\u8865<\/h1>\n<p>\u8fd9\u7bc7\u6587\u7ae0\u4e2d\u63d0\u5230\u7684\u516c\u53f8\u540d\u79f0\u3001\u4ea7\u54c1\u540d\u79f0\u6216\u4e13\u6709\u540d\u8bcd\u90fd\u662f\u5404\u81ea\u516c\u53f8\u7684\u5546\u53f7\u3001\u5546\u6807\u6216\u6ce8\u518c\u5546\u6807\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6211\u662f\u65e5\u7acb\u5236\u4f5c\u6240\u7814\u7a76\u5f00\u53d1\u90e8\u95e8\u6570\u636e\u7ba1\u7406\u7814\u7a76\u90e8\u7684\u5927\u8d8a\u3002\u5728\u6211\u4eec\u7684\u7814\u7a76\u90e8\u95e8\u4e2d\uff0c\u6211\u4eec\u81f4\u529b\u4e8e\u63a8\u52a8\u4ee5\u6570\u636e\u7ba1\u7406\u6280\u672f\u4e3a\u6838\u5fc3\u7684\u7814\u7a76\u5f00 [&hellip;]<\/p>\n","protected":false},"author":11,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-47279","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.5 (Yoast SEO v21.5) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>\u5173\u4e8e\u5fae\u670d\u52a1\u67b6\u6784\u4e2d\u7684\u6570\u636e\u4e00\u81f4\u6027 - Blog - Silicon Cloud<\/title>\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\/\u5173\u4e8e\u5fae\u670d\u52a1\u67b6\u6784\u4e2d\u7684\u6570\u636e\u4e00\u81f4\u6027\/\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta 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