{"id":149487,"date":"2020-08-26T12:34:44","date_gmt":"2020-08-26T04:34:44","guid":{"rendered":"http:\/\/4563.org\/?p=149487"},"modified":"2020-08-26T12:34:44","modified_gmt":"2020-08-26T04:34:44","slug":"%e5%8f%88%e6%b2%a1%e4%ba%ba%e7%9f%a5%e9%81%93%e9%98%bf%e9%87%8c%e4%ba%91%e5%87%bd%e6%95%b0%e8%ae%a1%e7%ae%97%e4%b8%ba%e5%95%a5%e6%88%91%e7%9a%84%e7%94%a8-async-%e4%bc%9a-timeout%e3%80%82%e3%80%82","status":"publish","type":"post","link":"http:\/\/4563.org\/?p=149487","title":{"rendered":"\u53c8\u6ca1\u4eba\u77e5\u9053\u963f\u91cc\u4e91\u51fd\u6570\u8ba1\u7b97\u4e3a\u5565\u6211\u7684\u7528 async \u4f1a timeout\u3002\u3002\u3002"},"content":{"rendered":"
\n
\n
\n

\u53c8\u6ca1\u4eba\u77e5\u9053\u963f\u91cc\u4e91\u51fd\u6570\u8ba1\u7b97\u4e3a\u5565\u6211\u7684\u7528 async \u4f1a timeout\u3002\u3002\u3002 <\/h1>\n

<\/p>\n

\n
\u8cc7\u6df1\u5927\u4f6c : Bonnnnnn <\/span> <\/i> 7<\/span> <\/div>\n
<\/div>\n<\/p><\/div>\n<\/p><\/div>\n<\/p><\/div>\n
\u4e0a\u9762\u5df2\u7ecf\u5efa\u7acb\u4e86 db connection\uff0c\u4e4b\u524d\u4e5f\u6709\u975e async \u7684\u8bd5\u8fc7\u4e86\uff0c\u53ef\u4ee5\u7528\u3002<\/p>\n

module.exports.handler = async (event, context) => {
try{
connection.connect();
const result = await connection.query(‘SELECT * FROM user WHERE id=1’);
connection.end();<\/p>\n

callback(null, result);
}
catch(err){
callback(err);
}
} <\/div>\n

\u5927\u4f6c\u6709\u8a71\u8aaa<\/b> (10<\/span>) <\/div>\n
<\/div>\n<\/p><\/div>\n<\/p><\/div>\n
    \n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : ccraohng <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u8fde\u63a5\u64cd\u4f5c\u662f\u540c\u6b65\u7684\u5417\uff1f <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : Administrat0r <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u5982\u679c\u4f60\u786e\u5b9a\u4ee3\u7801\u6ca1\u95ee\u9898\u7684\u8bdd\uff0c\u4f60\u8fd9\u662f\u65e0\u4e2d\u751f callback \uff1f <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u4e3b<\/span> \u8cc7\u6df1\u5927\u4f6c : Bonnnnnn <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    @Administrat0r \u8bd5\u4e86 return(result),\u8fd8\u662f timeout <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : mxT52CRuqR6o5 <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    https:\/\/help.aliyun.com\/document_detail\/156876.html
    \u5b8c\u5168\u6ca1\u770b\u5230\u6587\u6863\u6709\u8bf4\u652f\u6301 async <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : yaodong0126 <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u65e0\u4e2d\u751f\u6709\uff0c\u53ef\u8fd8\u884c <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : mxT52CRuqR6o5 <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u975e\u8981\u7528\u53ef\u4ee5\u8fd9\u4e48\u5199
    exports.handler = function(event, context, callback) {
    (async function(){
    …
    }).then(callback);
    }; <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : lonelymarried <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u5b83\u6709\u4e2a\u65f6\u95f4\u9650\u5236\uff0c\u8d85\u8fc7\u8fd9\u4e2a\u65f6\u95f4\u5c31 timeout \u4e86\u3002 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : mxT52CRuqR6o5 <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u975e\u8981\u7528\u53ef\u4ee5\u8fd9\u4e48\u5199
    exports.handler = function(event, context, callback) {
    (async function(){
    …
    return result;
    })().then(callback);
    }; <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : mxT52CRuqR6o5 <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u4ed4\u7ec6\u60f3\u4e86\u4e00\u4e0b\u597d\u50cf\u6211\u524d\u9762\u8bf4\u7684\u90fd\u4e0d\u5bf9\uff0c\u5f53\u6211\u6ca1\u8bf4
    \u4f60\u628a\u975e async \u6ca1\u95ee\u9898\u5f97\u4ee3\u7801\u53d1\u4e0a\u6765\u770b\u770b\u6bd4\u4e00\u4e0b\u6709\u4ec0\u4e48\u533a\u522b <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u4e3b<\/span> \u8cc7\u6df1\u5927\u4f6c : Bonnnnnn <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u7834\u6848\u4e86\uff0c\u5f53\u7136\u6211\u662f\u5fd8\u4e86\u52a0 callback \u3002\u3002\u3002\u540e\u9762\u8fd8\u6709\u66f4\u81f4\u547d\u7684\uff0c\u6211\u662f\u4ece http \u51fd\u6570\uff0c\u8f6c\u5230\u4e86\u4e8b\u4ef6\u51fd\u6570\uff0c\u7136\u540e\u4e4b\u524d\u7684\u4e00\u4e2a http \u51fd\u6570\u7684\u89e6\u53d1\u4e00\u76f4\u6302\u5728\u90a3\uff0c\u6211\u5fd8\u4e86\u6392\u67e5\uff0c\u5220\u4e86\u5c31\u597d\u4e86\u3002 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n","protected":false},"excerpt":{"rendered":"

    \u53c8\u6ca1\u4eba\u77e5\u9053\u963f\u91cc\u4e91\u51fd\u6570\u8ba1\u7b97\u4e3a\u5565\u6211\u7684\u7528…<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[],"tags":[],"_links":{"self":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts\/149487"}],"collection":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=149487"}],"version-history":[{"count":0,"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts\/149487\/revisions"}],"wp:attachment":[{"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=149487"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=149487"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=149487"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}