{"id":31919,"date":"2023-01-16T07:34:53","date_gmt":"2022-12-15T00:05:22","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/%e4%bd%bf%e7%94%a8aws%e5%92%8cnode-js%e6%9e%84%e5%bb%ba%e6%97%a0%e6%9c%8d%e5%8a%a1%e5%99%a8%e7%8e%af%e5%a2%83%e7%9a%84%e7%ac%ac%e4%b8%89%e6%ad%a5\/"},"modified":"2024-04-29T10:06:22","modified_gmt":"2024-04-29T02:06:22","slug":"%e4%bd%bf%e7%94%a8aws%e5%92%8cnode-js%e6%9e%84%e5%bb%ba%e6%97%a0%e6%9c%8d%e5%8a%a1%e5%99%a8%e7%8e%af%e5%a2%83%e7%9a%84%e7%ac%ac%e4%b8%89%e6%ad%a5","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e4%bd%bf%e7%94%a8aws%e5%92%8cnode-js%e6%9e%84%e5%bb%ba%e6%97%a0%e6%9c%8d%e5%8a%a1%e5%99%a8%e7%8e%af%e5%a2%83%e7%9a%84%e7%ac%ac%e4%b8%89%e6%ad%a5\/","title":{"rendered":"\u4f7f\u7528AWS\u548cNode.js\u6784\u5efa\u65e0\u670d\u52a1\u5668\u73af\u5883\u7684\u7b2c\u4e09\u6b65"},"content":{"rendered":"<h1>\u9996\u5148<\/h1>\n<p>\u5728\u4e0a\u4e00\u7bc7\u6587\u7ae0\u4e2d\uff0c\u6211\u4eec\u521b\u5efa\u4e86DynamoDB\u8868\u548c\u9879\u76ee\uff0c\u914d\u7f6e\u4e86\u5728Lambda\u51fd\u6570\u4e2d\u4f7f\u7528\u7684\u89d2\u8272\u548c\u5185\u8054\u7b56\u7565\u3002\u672c\u6b21\u6211\u4eec\u5c06\u7ee7\u7eed\uff0c\u5728API Gateway\uff08\u4f7f\u7528REST API\u5b9e\u73b0CRUD\uff09\u4f5c\u4e3a\u89e6\u53d1\u5668\uff0c\u8c03\u7528Lambda\uff08NodeJS\uff09\u51fd\u6570\uff0c\u5e76\u80fd\u591f\u5728DynamoDB\u4e2d\u8fdb\u884c\u67e5\u8be2\u548c\u66f4\u65b0\u3002<br \/>\n\u5982\u679c\u6709\u4efb\u4f55\u4e0d\u9002\u5f53\u7684\u8868\u8fbe\uff0c\u8bf7\u6307\u6b63\u3002<br \/>\n\u203b\u5982\u679c\u5bf9\u65e0\u670d\u52a1\u5668\u6982\u5ff5\u4e0d\u719f\u6089\u7684\u8bdd\uff0c\u53ef\u4ee5\u53c2\u8003\u8fd9\u91cc\u3002<\/p>\n<h1>\u5efa\u7b51\u56fe<\/h1>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d0f1537434c4406bee133\/3-0.png\" alt=\"serverless.png\" \/><\/div>\n<h1>\u4e00\u500b\u9078\u9805\u662f\uff1a\u6d41\u52d5<\/h1>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u30bd\u30fc\u30b9\u3067\u76f4\u63a5(Api gateway\u3092\u4f7f\u308f\u305a)\u53c2\u7167\u3084\u66f4\u65b0\u304c\u3067\u304d\u308b\u304b\u3092\u78ba\u8a8d<\/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\">POST(\u30e6\u30fc\u30b6\u30fc\u306e\u767b\u9332)<\/ul>\n<\/li>\n<\/ul>\n<p>domain.com\/users\/{id}<\/p>\n<p>DELETE(\u5bfe\u8c61\u30e6\u30fc\u30b6\u30fc\u306e\u524a\u9664)<\/p>\n<p>domain.com\/users\/{id}<\/p>\n<p>GET(\u5168\u30e6\u30fc\u30b6\u30fc\u306e\u53d6\u5f97)<\/p>\n<p>domain.com\/users<\/p>\n<p>PATCH(\u5bfe\u8c61\u30e6\u30fc\u30b6\u30fc\u306e\u66f4\u65b0)<\/p>\n<p>domain.com\/users\/{id}<\/p>\n<h1>\u6211\u53ef\u4ee5\u76f4\u63a5\u5728\u6e90\u4ee3\u7801\u4e2d\u8fdb\u884c\u53c2\u8003\u6216\u66f4\u65b0\u800c\u65e0\u9700\u4f7f\u7528Api\u7f51\u5173\u6765\u786e\u8ba4\u5417\uff1f<\/h1>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d0f1537434c4406bee133\/7-0.png\" alt=\"\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8 2020-01-03 19.43.16.png\" \/><\/div>\n<p>\u4e3a\u4e86\u80fd\u591f\u67e5\u9605\u6570\u636e\uff0c\u8fdb\u884c\u6e90\u4ee3\u7801\u7f16\u8f91\u3002<br \/>\n\u6211\u53c2\u8003\u4e86\u8fd9\u4e2a\u53c2\u8003\u8d44\u6599\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"dl\">'<\/span><span class=\"s1\">use strict<\/span><span class=\"dl\">'<\/span><span class=\"p\">;<\/span>\r\n\r\n<span class=\"kd\">const<\/span> <span class=\"nx\">AWS<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">require<\/span><span class=\"p\">(<\/span><span class=\"dl\">'<\/span><span class=\"s1\">aws-sdk<\/span><span class=\"dl\">'<\/span><span class=\"p\">);<\/span>\r\n<span class=\"kd\">const<\/span> <span class=\"nx\">myRegion<\/span> <span class=\"o\">=<\/span> <span class=\"dl\">\"<\/span><span class=\"s2\">us-east-2<\/span><span class=\"dl\">\"<\/span><span class=\"p\">;<\/span>\r\n\r\n<span class=\"nx\">AWS<\/span><span class=\"p\">.<\/span><span class=\"nx\">config<\/span><span class=\"p\">.<\/span><span class=\"nx\">update<\/span><span class=\"p\">({<\/span> <span class=\"na\">region<\/span><span class=\"p\">:<\/span> <span class=\"nx\">myRegion<\/span><span class=\"p\">});<\/span>\r\n\r\n<span class=\"nx\">exports<\/span><span class=\"p\">.<\/span><span class=\"nx\">handler<\/span> <span class=\"o\">=<\/span> <span class=\"k\">async<\/span> <span class=\"p\">(<\/span><span class=\"nx\">event<\/span><span class=\"p\">,<\/span> <span class=\"nx\">context<\/span><span class=\"p\">)<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"p\">{<\/span>\r\n  <span class=\"kd\">const<\/span> <span class=\"nx\">documentClient<\/span> <span class=\"o\">=<\/span> <span class=\"k\">new<\/span> <span class=\"nx\">AWS<\/span><span class=\"p\">.<\/span><span class=\"nx\">DynamoDB<\/span><span class=\"p\">.<\/span><span class=\"nx\">DocumentClient<\/span><span class=\"p\">({<\/span> <span class=\"na\">region<\/span><span class=\"p\">:<\/span> <span class=\"nx\">myRegion<\/span><span class=\"p\">});<\/span>\r\n\r\n  <span class=\"c1\">\/\/\u8aad\u8fbc\u7528\u306e\u30c7\u30fc\u30bf<\/span>\r\n  <span class=\"kd\">const<\/span> <span class=\"nx\">params1<\/span> <span class=\"o\">=<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"na\">TableName<\/span><span class=\"p\">:<\/span> <span class=\"dl\">\"<\/span><span class=\"s2\">Users<\/span><span class=\"dl\">\"<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"na\">Key<\/span><span class=\"p\">:<\/span> <span class=\"p\">{<\/span>\r\n      <span class=\"na\">id<\/span><span class=\"p\">:<\/span> <span class=\"dl\">\"<\/span><span class=\"s2\">01<\/span><span class=\"dl\">\"<\/span>\r\n    <span class=\"p\">}<\/span>\r\n  <span class=\"p\">};<\/span>\r\n  <span class=\"c1\">\/\/\u66f8\u8fbc\u7528\u306e\u30c7\u30fc\u30bf<\/span>\r\n  <span class=\"kd\">const<\/span> <span class=\"nx\">params2<\/span> <span class=\"o\">=<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"na\">TableName<\/span><span class=\"p\">:<\/span> <span class=\"dl\">\"<\/span><span class=\"s2\">Users<\/span><span class=\"dl\">\"<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"na\">Item<\/span><span class=\"p\">:<\/span> <span class=\"p\">{<\/span>\r\n      <span class=\"na\">id<\/span><span class=\"p\">:<\/span> <span class=\"dl\">\"<\/span><span class=\"s2\">02<\/span><span class=\"dl\">\"<\/span><span class=\"p\">,<\/span>\r\n      <span class=\"na\">firstname<\/span><span class=\"p\">:<\/span> <span class=\"dl\">\"<\/span><span class=\"s2\">first02<\/span><span class=\"dl\">\"<\/span><span class=\"p\">,<\/span>\r\n      <span class=\"na\">lastname<\/span><span class=\"p\">:<\/span> <span class=\"dl\">\"<\/span><span class=\"s2\">last02<\/span><span class=\"dl\">\"<\/span>\r\n    <span class=\"p\">}<\/span>\r\n  <span class=\"p\">};<\/span>\r\n\r\n  <span class=\"k\">try<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"kd\">const<\/span> <span class=\"nx\">readData<\/span> <span class=\"o\">=<\/span> <span class=\"k\">await<\/span> <span class=\"nx\">documentClient<\/span><span class=\"p\">.<\/span><span class=\"kd\">get<\/span><span class=\"p\">(<\/span><span class=\"nx\">params1<\/span><span class=\"p\">).<\/span><span class=\"nx\">promise<\/span><span class=\"p\">();<\/span>\r\n    <span class=\"kd\">const<\/span> <span class=\"nx\">writeData<\/span> <span class=\"o\">=<\/span> <span class=\"k\">await<\/span> <span class=\"nx\">documentClient<\/span><span class=\"p\">.<\/span><span class=\"nx\">put<\/span><span class=\"p\">(<\/span><span class=\"nx\">params2<\/span><span class=\"p\">).<\/span><span class=\"nx\">promise<\/span><span class=\"p\">();<\/span>\r\n    <span class=\"nx\">console<\/span><span class=\"p\">.<\/span><span class=\"nx\">log<\/span><span class=\"p\">(<\/span><span class=\"nx\">readData<\/span><span class=\"p\">);<\/span>\r\n    <span class=\"nx\">console<\/span><span class=\"p\">.<\/span><span class=\"nx\">log<\/span><span class=\"p\">(<\/span><span class=\"nx\">writeData<\/span><span class=\"p\">);<\/span>\r\n  <span class=\"p\">}<\/span> <span class=\"k\">catch<\/span> <span class=\"p\">(<\/span><span class=\"nx\">err<\/span><span class=\"p\">)<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"nx\">console<\/span><span class=\"p\">.<\/span><span class=\"nx\">log<\/span><span class=\"p\">(<\/span><span class=\"nx\">err<\/span><span class=\"p\">);<\/span>\r\n  <span class=\"p\">}<\/span>\r\n<span class=\"p\">};<\/span>\r\n<\/code><\/pre>\n<p>\u8bf7\u52a1\u5fc5\u6ce8\u610f\u5728\u540c\u4e00\u533a\u57df\u4e2d\u521b\u5efaDynamoDB\u548cLambda\u3002\u540c\u65f6\uff0c\u8bf7\u786e\u4fdd\u5c06\u4ee3\u7801\u4e2d\u7684myRegion\u53d8\u91cf\u503c\u4e0e\u4e0a\u8ff0\u76f8\u5339\u914d\u3002\u5982\u679c\u5176\u4e2d\u6709\u4efb\u4f55\u4e00\u9879\u4e0d\u6ee1\u8db3\u6761\u4ef6\uff0c\u53ef\u80fd\u4f1a\u5f15\u53d1\u672a\u77e5\u9519\u8befAccessDeniedException\u3002<\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d0f1537434c4406bee133\/11-0.png\" alt=\"\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8 2020-01-03 19.58.10.png\" \/><\/div>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d0f1537434c4406bee133\/12-0.png\" alt=\"\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8 2020-01-03 20.00.54.png\" \/><\/div>\n<h1>\u6dfb\u52a0\u548c\u914d\u7f6e API Gateway \u89e6\u53d1\u5668\u3002<\/h1>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d0f1537434c4406bee133\/14-0.png\" alt=\"\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8 2020-01-03 20.32.20.png\" \/><\/div>\n<p>\u5173\u4e8e\u8fb9\u7f18\u4f18\u5316\uff08\u5f15\u7528\u81eaAWS\u5b98\u65b9\uff09<\/p>\n<blockquote><p>Edge optimized API\u662f\u901a\u8fc7API\u7f51\u5173\u521b\u5efa\u548c\u7ba1\u7406\u7684\u901a\u8fc7CloudFront\u5206\u914d\u8bbf\u95ee\u7684\u7aef\u70b9\u3002\u4ee5\u524d\uff0c\u8fb9\u7f18\u4f18\u5316API\u662f\u4f7f\u7528API\u7f51\u5173\u521b\u5efaAPI\u65f6\u7684\u9ed8\u8ba4\u9009\u9879\u3002<\/p><\/blockquote>\n<p>\u4ee5\u4e0b\u662f\u53c2\u8003\u8d44\u6599\uff1a<br \/>\n&#8211; \u6211\u5bf9REST API\u8fdb\u884c\u4e86\u7814\u7a76<br \/>\n&#8211; \u6211\u89e3\u91ca\u4e86\u8fb9\u7f18\u4f18\u5316\u7684\u6982\u5ff5<\/p>\n<h1>\u521b\u5efa\u548c\u8bbe\u7f6e\u8bf7\u6c42\u3001\u54cd\u5e94\u6620\u5c04\u6a21\u578b\u3002<\/h1>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d0f1537434c4406bee133\/19-0.png\" alt=\"\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8 2020-01-03 21.41.42.png\" \/><\/div>\n<pre class=\"post-pre\"><code><span class=\"p\">{<\/span>\r\n  <span class=\"nl\">\"$schema\"<\/span><span class=\"p\">:<\/span> <span class=\"s2\">\"http:\/\/json-schema.org\/draft-04\/schema#\"<\/span><span class=\"p\">,<\/span>\r\n  <span class=\"nl\">\"title\"<\/span><span class=\"p\">:<\/span> <span class=\"s2\">\"UsersInputModel\"<\/span><span class=\"p\">,<\/span>\r\n  <span class=\"nl\">\"type\"<\/span><span class=\"p\">:<\/span> <span class=\"s2\">\"object\"<\/span><span class=\"p\">,<\/span>\r\n  <span class=\"nl\">\"properties\"<\/span><span class=\"p\">:<\/span> <span class=\"p\">{<\/span>\r\n      <span class=\"nl\">\"id\"<\/span><span class=\"p\">:<\/span> <span class=\"p\">{<\/span><span class=\"nl\">\"type\"<\/span><span class=\"p\">:<\/span> <span class=\"s2\">\"string\"<\/span><span class=\"p\">},<\/span>\r\n      <span class=\"nl\">\"firstname\"<\/span><span class=\"p\">:<\/span> <span class=\"p\">{<\/span><span class=\"nl\">\"type\"<\/span><span class=\"p\">:<\/span> <span class=\"s2\">\"string\"<\/span><span class=\"p\">},<\/span>\r\n      <span class=\"nl\">\"lastname\"<\/span><span class=\"p\">:<\/span> <span class=\"p\">{<\/span><span class=\"nl\">\"type\"<\/span><span class=\"p\">:<\/span> <span class=\"s2\">\"string\"<\/span><span class=\"p\">}<\/span>\r\n  <span class=\"p\">}<\/span>\r\n<span class=\"p\">}<\/span>\r\n<\/code><\/pre>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d0f1537434c4406bee133\/21-1.png\" alt=\"\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8 2020-01-03 21.15.55.png\" \/><\/div>\n<h1>\u5b9e\u73b0POST\u65b9\u6cd5\uff08\u7528\u6237\u6ce8\u518c\uff09\u3002<\/h1>\n<p>\u5728\u8fd9\u91cc\uff0c\u6211\u4eec\u4f7f\u7528API Gateway\u521b\u5efa\u4e00\u4e2aPOST\u65b9\u6cd5\u6765\u9a8c\u8bc1\u8bb0\u5f55\u662f\u5426\u88ab\u6210\u529f\u6ce8\u518c\u3002<\/p>\n<h3>\u521b\u5efa\u5e76\u8bbe\u7f6e\u4e0eAPI Gateway\u76f8\u5173\u8054\u7684Lambda\u51fd\u6570\u3002<\/h3>\n<p>\u51fd\u6570\u540d\u4e3aputUsers\uff0c\u5176\u4f59\u8bbe\u7f6e\u4e0e\u4e0a\u6b21\u76f8\u540c\uff08\u53c2\u8003\u5f00\u5934\u521b\u5efaLambda\u51fd\u6570\u7684\u622a\u56fe\uff09\u3002<\/p>\n<p>\u6211\u5c06\u8d34\u4e0a\u4ee5\u4e0b\u7684\u6e90\u4ee3\u7801\u3002<br \/>\n\u5173\u4e8eDynamoDB\u7684\u914d\u7f6e\uff0c\u8bf7\u53c2\u8003\u8fd9\u7bc7\u6587\u7ae0\u3002\uff08DynamoDB\u8868\u7684\u521b\u5efa\u90e8\u5206\uff09<\/p>\n<pre class=\"post-pre\"><code><span class=\"dl\">'<\/span><span class=\"s1\">use strict<\/span><span class=\"dl\">'<\/span><span class=\"p\">;<\/span>\r\n<span class=\"kd\">const<\/span> <span class=\"nx\">AWS<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">require<\/span><span class=\"p\">(<\/span><span class=\"dl\">'<\/span><span class=\"s1\">aws-sdk<\/span><span class=\"dl\">'<\/span><span class=\"p\">);<\/span>\r\n<span class=\"kd\">const<\/span> <span class=\"nx\">myRegion<\/span> <span class=\"o\">=<\/span> <span class=\"dl\">\"<\/span><span class=\"s2\">us-east-2<\/span><span class=\"dl\">\"<\/span><span class=\"p\">;<\/span>\r\n\r\n<span class=\"nx\">AWS<\/span><span class=\"p\">.<\/span><span class=\"nx\">config<\/span><span class=\"p\">.<\/span><span class=\"nx\">update<\/span><span class=\"p\">({<\/span> <span class=\"na\">region<\/span><span class=\"p\">:<\/span> <span class=\"nx\">myRegion<\/span><span class=\"p\">});<\/span>\r\n\r\n<span class=\"nx\">exports<\/span><span class=\"p\">.<\/span><span class=\"nx\">handler<\/span> <span class=\"o\">=<\/span> <span class=\"k\">async<\/span> <span class=\"p\">(<\/span><span class=\"nx\">event<\/span><span class=\"p\">,<\/span> <span class=\"nx\">context<\/span><span class=\"p\">)<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"p\">{<\/span>\r\n  <span class=\"kd\">const<\/span> <span class=\"nx\">documentClient<\/span> <span class=\"o\">=<\/span> <span class=\"k\">new<\/span> <span class=\"nx\">AWS<\/span><span class=\"p\">.<\/span><span class=\"nx\">DynamoDB<\/span><span class=\"p\">.<\/span><span class=\"nx\">DocumentClient<\/span><span class=\"p\">({<\/span> <span class=\"na\">region<\/span><span class=\"p\">:<\/span> <span class=\"nx\">myRegion<\/span><span class=\"p\">});<\/span>\r\n\r\n  <span class=\"kd\">let<\/span> <span class=\"nx\">responseBody<\/span> <span class=\"o\">=<\/span> <span class=\"dl\">\"\"<\/span><span class=\"p\">;<\/span>\r\n  <span class=\"kd\">let<\/span> <span class=\"nx\">statusCode<\/span> <span class=\"o\">=<\/span> <span class=\"mi\">0<\/span><span class=\"p\">;<\/span>\r\n\r\n  <span class=\"kd\">const<\/span> <span class=\"p\">{<\/span> <span class=\"nx\">id<\/span><span class=\"p\">,<\/span> <span class=\"nx\">firstname<\/span><span class=\"p\">,<\/span> <span class=\"nx\">lastname<\/span> <span class=\"p\">}<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">JSON<\/span><span class=\"p\">.<\/span><span class=\"nx\">parse<\/span><span class=\"p\">(<\/span><span class=\"nx\">event<\/span><span class=\"p\">.<\/span><span class=\"nx\">body<\/span><span class=\"p\">);<\/span>\r\n\r\n  <span class=\"kd\">const<\/span> <span class=\"nx\">params<\/span> <span class=\"o\">=<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"na\">TableName<\/span><span class=\"p\">:<\/span> <span class=\"dl\">\"<\/span><span class=\"s2\">Users<\/span><span class=\"dl\">\"<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"na\">Item<\/span><span class=\"p\">:<\/span> <span class=\"p\">{<\/span>\r\n      <span class=\"na\">id<\/span><span class=\"p\">:<\/span> <span class=\"nx\">id<\/span><span class=\"p\">,<\/span>\r\n      <span class=\"na\">firstname<\/span><span class=\"p\">:<\/span> <span class=\"nx\">firstname<\/span><span class=\"p\">,<\/span>\r\n      <span class=\"na\">lastname<\/span><span class=\"p\">:<\/span> <span class=\"nx\">lastname<\/span>\r\n    <span class=\"p\">}<\/span>\r\n  <span class=\"p\">};<\/span>\r\n\r\n  <span class=\"k\">try<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"kd\">const<\/span> <span class=\"nx\">data<\/span> <span class=\"o\">=<\/span> <span class=\"k\">await<\/span> <span class=\"nx\">documentClient<\/span><span class=\"p\">.<\/span><span class=\"nx\">put<\/span><span class=\"p\">(<\/span><span class=\"nx\">params<\/span><span class=\"p\">).<\/span><span class=\"nx\">promise<\/span><span class=\"p\">();<\/span>\r\n    <span class=\"nx\">responseBody<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">JSON<\/span><span class=\"p\">.<\/span><span class=\"nx\">stringify<\/span><span class=\"p\">(<\/span><span class=\"nx\">data<\/span><span class=\"p\">);<\/span>\r\n    <span class=\"nx\">statusCode<\/span> <span class=\"o\">=<\/span> <span class=\"mi\">201<\/span><span class=\"p\">;<\/span>\r\n  <span class=\"p\">}<\/span> <span class=\"k\">catch<\/span> <span class=\"p\">(<\/span><span class=\"nx\">err<\/span><span class=\"p\">)<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"nx\">responseBody<\/span> <span class=\"o\">=<\/span> <span class=\"s2\">`Unable to put user <\/span><span class=\"p\">${<\/span><span class=\"nx\">err<\/span><span class=\"p\">}<\/span><span class=\"s2\">`<\/span><span class=\"p\">;<\/span>\r\n    <span class=\"nx\">statusCode<\/span> <span class=\"o\">=<\/span> <span class=\"mi\">403<\/span><span class=\"p\">;<\/span>\r\n  <span class=\"p\">}<\/span>\r\n\r\n  <span class=\"kd\">const<\/span> <span class=\"nx\">response<\/span> <span class=\"o\">=<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"na\">statusCode<\/span><span class=\"p\">:<\/span> <span class=\"nx\">statusCode<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"na\">headers<\/span><span class=\"p\">:<\/span> <span class=\"p\">{<\/span>\r\n       <span class=\"dl\">\"<\/span><span class=\"s2\">Content-Type<\/span><span class=\"dl\">\"<\/span><span class=\"p\">:<\/span> <span class=\"dl\">\"<\/span><span class=\"s2\">application\/json<\/span><span class=\"dl\">\"<\/span>\r\n    <span class=\"p\">},<\/span>\r\n    <span class=\"na\">body<\/span><span class=\"p\">:<\/span> <span class=\"nx\">responseBody<\/span>\r\n  <span class=\"p\">};<\/span>\r\n\r\n  <span class=\"k\">return<\/span> <span class=\"nx\">response<\/span><span class=\"p\">;<\/span>\r\n<span class=\"p\">}<\/span>\r\n<\/code><\/pre>\n<h3>\u521b\u5efa\u548c\u914d\u7f6ePOST\u65b9\u6cd5 \u3002<\/h3>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d0f1537434c4406bee133\/29-0.png\" alt=\"\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8 2020-01-03 21.24.17.png\" \/><\/div>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d0f1537434c4406bee133\/30-0.png\" alt=\"\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8 2020-01-03 21.46.26.png\" \/><\/div>\n<h3>\u8bf7\u5728API\u7f51\u5173\u4e0a\u8fdb\u884c\u786e\u8ba4\u6d4b\u8bd5<\/h3>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d0f1537434c4406bee133\/32-0.png\" alt=\"\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8 2020-01-03 22.12.05.png\" \/><\/div>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d0f1537434c4406bee133\/33-0.png\" alt=\"\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8 2020-01-03 22.23.42.png\" \/><\/div>\n<pre class=\"post-pre\"><code><span class=\"p\">{<\/span>\r\n    <span class=\"nl\">\"id\"<\/span><span class=\"p\">:<\/span> <span class=\"s2\">\"03\"<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"nl\">\"firstname\"<\/span><span class=\"p\">:<\/span> <span class=\"s2\">\"first03\"<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"nl\">\"lastname\"<\/span><span class=\"p\">:<\/span> <span class=\"s2\">\"last03\"<\/span>\r\n<span class=\"p\">}<\/span>\r\n<\/code><\/pre>\n<p>\u5982\u679c\u5728\u6d4b\u8bd5\u72b6\u6001\u4e2d\u8fd4\u56de201\uff0c\u5219\u8868\u793a\u6210\u529f\u3002<br \/>\n\u26a0\ufe0f \u987a\u4fbf\u63d0\u4e00\u4e0b\uff0c\u5982\u679c\u8bf7\u6c42\u4e3b\u4f53\u8bbe\u7f6e\u4e86\u539f\u672cDynamoDB\u8868\u4e2d\u6ca1\u6709\u7684\u9879\u76ee\u903b\u8f91\u540d\u79f0\uff08\u6bd4\u5982\u6545\u610f\u8bbe\u7f6e\u6210nickname\u800c\u4e0d\u662ffirstname\uff09\uff0c\u6d4b\u8bd5\u5904\u7406\u5c06\u4f1a\u987a\u5229\u6267\u884c\u3002\u76ee\u6807\u8bb0\u5f55\u7684firstname\u5b57\u6bb5\u88ab\u8bbe\u8ba1\u6210\u53ef\u4ee5\u5305\u542b\u7a7a\u683c\u3002<\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d0f1537434c4406bee133\/36-0.png\" alt=\"\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8 2020-01-03 22.27.09.png\" \/><\/div>\n<h1>\u5f85\u7eed<\/h1>\n<p>\u56e0\u4e3a\u53ef\u80fd\u4f1a\u53d8\u5f97\u6709\u70b9\u957f\uff0c\u6240\u4ee5\u4e0b\u6b21\u4f1a\u7ee7\u7eed\u53d1\u5e03\u5269\u4e0b\u7684\u90e8\u5206\u3002<br \/>\n\u63a5\u4e0b\u6765\uff0c\u5c06\u521b\u5efaDELETE\uff08\u5220\u9664\u76ee\u6807\u7528\u6237\uff09\u3001GET\uff08\u83b7\u53d6\u6240\u6709\u7528\u6237\uff09\u548cPATCH\uff08\u66f4\u65b0\u76ee\u6807\u7528\u6237\uff09\u7684\u65b9\u6cd5\uff0c\u5e76\u5c06\u5b9e\u73b0\u5b8c\u6574\u7684CRUD\u529f\u80fd\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u9996\u5148 \u5728\u4e0a\u4e00\u7bc7\u6587\u7ae0\u4e2d\uff0c\u6211\u4eec\u521b\u5efa\u4e86DynamoDB\u8868\u548c\u9879\u76ee\uff0c\u914d\u7f6e\u4e86\u5728Lambda\u51fd\u6570\u4e2d\u4f7f\u7528\u7684\u89d2\u8272\u548c\u5185\u8054\u7b56\u7565\u3002\u672c\u6b21 [&hellip;]<\/p>\n","protected":false},"author":8,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-31919","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"<!-- This site is optimized with the 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