{"id":456,"date":"2021-12-16T00:02:54","date_gmt":"2021-12-15T16:02:54","guid":{"rendered":"http:\/\/yushuoxin.xyz\/?p=456"},"modified":"2026-04-03T18:41:23","modified_gmt":"2026-04-03T10:41:23","slug":"sdwan-instance-ha-and-route-failover-by-lambda-and-cloudwatch","status":"publish","type":"post","link":"https:\/\/yushuoxin.top\/index.php\/2021\/12\/16\/sdwan-instance-ha-and-route-failover-by-lambda-and-cloudwatch\/","title":{"rendered":"\u901a\u8fc7Lambda+CloudWatch\u5b9e\u73b0AWS\u4e2dSDWAN instance(vAER)\u53cc\u673a\u70ed\u5907+\u8def\u7531\u81ea\u52a8\u5207\u6362"},"content":{"rendered":"\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_72 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Table of Contents<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/yushuoxin.top\/index.php\/2021\/12\/16\/sdwan-instance-ha-and-route-failover-by-lambda-and-cloudwatch\/#1_%E8%83%8C%E6%99%AF\" title=\"1. \u80cc\u666f\">1. \u80cc\u666f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/yushuoxin.top\/index.php\/2021\/12\/16\/sdwan-instance-ha-and-route-failover-by-lambda-and-cloudwatch\/#2_%E8%A7%A3%E5%86%B3%E6%80%9D%E8%B7%AF\" title=\"2. \u89e3\u51b3\u601d\u8def\">2. \u89e3\u51b3\u601d\u8def<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/yushuoxin.top\/index.php\/2021\/12\/16\/sdwan-instance-ha-and-route-failover-by-lambda-and-cloudwatch\/#3_%E9%85%8D%E7%BD%AE%E6%AD%A5%E9%AA%A4\" title=\"3. \u914d\u7f6e\u6b65\u9aa4\">3. \u914d\u7f6e\u6b65\u9aa4<\/a><ul class='ez-toc-list-level-2' ><li class='ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/yushuoxin.top\/index.php\/2021\/12\/16\/sdwan-instance-ha-and-route-failover-by-lambda-and-cloudwatch\/#31_%E8%8E%B7%E5%8F%96%E5%BF%85%E8%A6%81%E7%9A%84%E5%8F%82%E6%95%B0%E4%BF%A1%E6%81%AF\" title=\"3.1 \u83b7\u53d6\u5fc5\u8981\u7684\u53c2\u6570\u4fe1\u606f\">3.1 \u83b7\u53d6\u5fc5\u8981\u7684\u53c2\u6570\u4fe1\u606f<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/yushuoxin.top\/index.php\/2021\/12\/16\/sdwan-instance-ha-and-route-failover-by-lambda-and-cloudwatch\/#311_%E8%8E%B7%E5%8F%96%E5%8C%BA%E5%9F%9Fregion%E4%BF%A1%E6%81%AF\" title=\"3.1.1 \u83b7\u53d6\u533a\u57df(region)\u4fe1\u606f\">3.1.1 \u83b7\u53d6\u533a\u57df(region)\u4fe1\u606f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/yushuoxin.top\/index.php\/2021\/12\/16\/sdwan-instance-ha-and-route-failover-by-lambda-and-cloudwatch\/#312_%E8%8E%B7%E5%8F%96VPCID\" title=\"3.1.2 \u83b7\u53d6VPCID\">3.1.2 \u83b7\u53d6VPCID<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/yushuoxin.top\/index.php\/2021\/12\/16\/sdwan-instance-ha-and-route-failover-by-lambda-and-cloudwatch\/#313_%E8%8E%B7%E5%8F%96%E4%B8%A4%E4%B8%AAvAER%E7%9A%84ENI\" title=\"3.1.3 \u83b7\u53d6\u4e24\u4e2avAER\u7684ENI\">3.1.3 \u83b7\u53d6\u4e24\u4e2avAER\u7684ENI<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/yushuoxin.top\/index.php\/2021\/12\/16\/sdwan-instance-ha-and-route-failover-by-lambda-and-cloudwatch\/#314_%E5%B0%8F%E7%BB%93\" title=\"3.1.4 \u5c0f\u7ed3\">3.1.4 \u5c0f\u7ed3<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/yushuoxin.top\/index.php\/2021\/12\/16\/sdwan-instance-ha-and-route-failover-by-lambda-and-cloudwatch\/#32_%E9%85%8D%E7%BD%AELambda\" title=\"3.2 \u914d\u7f6eLambda\">3.2 \u914d\u7f6eLambda<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/yushuoxin.top\/index.php\/2021\/12\/16\/sdwan-instance-ha-and-route-failover-by-lambda-and-cloudwatch\/#321_%E5%88%9B%E5%BB%BAlambda\" title=\"3.2.1 \u521b\u5efalambda\">3.2.1 \u521b\u5efalambda<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/yushuoxin.top\/index.php\/2021\/12\/16\/sdwan-instance-ha-and-route-failover-by-lambda-and-cloudwatch\/#322_%E9%85%8D%E7%BD%AERole_Policy\" title=\"3.2.2 \u914d\u7f6eRole Policy\">3.2.2 \u914d\u7f6eRole Policy<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/yushuoxin.top\/index.php\/2021\/12\/16\/sdwan-instance-ha-and-route-failover-by-lambda-and-cloudwatch\/#323_%E9%85%8D%E7%BD%AE%E4%BB%A3%E7%A0%81\" title=\"3.2.3 \u914d\u7f6e\u4ee3\u7801\">3.2.3 \u914d\u7f6e\u4ee3\u7801<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/yushuoxin.top\/index.php\/2021\/12\/16\/sdwan-instance-ha-and-route-failover-by-lambda-and-cloudwatch\/#324_%E9%85%8D%E7%BD%AE%E7%8E%AF%E5%A2%83%E5%8F%98%E9%87%8F\" title=\"3.2.4 \u914d\u7f6e\u73af\u5883\u53d8\u91cf\">3.2.4 \u914d\u7f6e\u73af\u5883\u53d8\u91cf<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/yushuoxin.top\/index.php\/2021\/12\/16\/sdwan-instance-ha-and-route-failover-by-lambda-and-cloudwatch\/#325_%E9%85%8D%E7%BD%AETest_Event\" title=\"3.2.5 \u914d\u7f6eTest Event\">3.2.5 \u914d\u7f6eTest Event<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/yushuoxin.top\/index.php\/2021\/12\/16\/sdwan-instance-ha-and-route-failover-by-lambda-and-cloudwatch\/#326_%E5%B0%8F%E7%BB%93\" title=\"3.2.6 \u5c0f\u7ed3\">3.2.6 \u5c0f\u7ed3<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/yushuoxin.top\/index.php\/2021\/12\/16\/sdwan-instance-ha-and-route-failover-by-lambda-and-cloudwatch\/#33_%E9%85%8D%E7%BD%AECloudWatch_Event\" title=\"3.3 \u914d\u7f6eCloudWatch Event\">3.3 \u914d\u7f6eCloudWatch Event<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-17\" href=\"https:\/\/yushuoxin.top\/index.php\/2021\/12\/16\/sdwan-instance-ha-and-route-failover-by-lambda-and-cloudwatch\/#34_%E6%9C%AC%E7%AB%A0%E5%B0%8F%E7%BB%93\" title=\"3.4 \u672c\u7ae0\u5c0f\u7ed3\">3.4 \u672c\u7ae0\u5c0f\u7ed3<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-18\" href=\"https:\/\/yushuoxin.top\/index.php\/2021\/12\/16\/sdwan-instance-ha-and-route-failover-by-lambda-and-cloudwatch\/#4_%E9%AA%8C%E6%94%B6%EF%BC%88%E8%87%AA%E5%8A%A8%E5%88%87%E6%8D%A2%E6%B5%8B%E8%AF%95%EF%BC%89\" title=\"4. \u9a8c\u6536\uff08\u81ea\u52a8\u5207\u6362\u6d4b\u8bd5\uff09\">4. \u9a8c\u6536\uff08\u81ea\u52a8\u5207\u6362\u6d4b\u8bd5\uff09<\/a><ul class='ez-toc-list-level-2' ><li class='ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-19\" href=\"https:\/\/yushuoxin.top\/index.php\/2021\/12\/16\/sdwan-instance-ha-and-route-failover-by-lambda-and-cloudwatch\/#41_Stop_vAER-A%E7%9A%84%E5%AE%9E%E4%BE%8B\" title=\"4.1 Stop vAER-A\u7684\u5b9e\u4f8b\">4.1 Stop vAER-A\u7684\u5b9e\u4f8b<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-20\" href=\"https:\/\/yushuoxin.top\/index.php\/2021\/12\/16\/sdwan-instance-ha-and-route-failover-by-lambda-and-cloudwatch\/#42_%E5%86%8D%E6%AC%A1%E5%90%AF%E5%8A%A8vAER-A\" title=\"4.2 \u518d\u6b21\u542f\u52a8vAER-A\">4.2 \u518d\u6b21\u542f\u52a8vAER-A<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-21\" href=\"https:\/\/yushuoxin.top\/index.php\/2021\/12\/16\/sdwan-instance-ha-and-route-failover-by-lambda-and-cloudwatch\/#43_Stop_vAER-B%E7%9A%84%E5%AE%9E%E4%BE%8B\" title=\"4.3 Stop vAER-B\u7684\u5b9e\u4f8b\">4.3 Stop vAER-B\u7684\u5b9e\u4f8b<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-22\" href=\"https:\/\/yushuoxin.top\/index.php\/2021\/12\/16\/sdwan-instance-ha-and-route-failover-by-lambda-and-cloudwatch\/#44_%E5%86%8D%E6%AC%A1%E5%90%AF%E5%8A%A8vAER-B\" title=\"4.4 \u518d\u6b21\u542f\u52a8vAER-B\">4.4 \u518d\u6b21\u542f\u52a8vAER-B<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-23\" href=\"https:\/\/yushuoxin.top\/index.php\/2021\/12\/16\/sdwan-instance-ha-and-route-failover-by-lambda-and-cloudwatch\/#45_%E6%9C%AC%E7%AB%A0%E5%B0%8F%E7%BB%93\" title=\"4.5 \u672c\u7ae0\u5c0f\u7ed3\">4.5 \u672c\u7ae0\u5c0f\u7ed3<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-24\" href=\"https:\/\/yushuoxin.top\/index.php\/2021\/12\/16\/sdwan-instance-ha-and-route-failover-by-lambda-and-cloudwatch\/#5_%E6%89%A9%E5%B1%95%E5%86%85%E5%AE%B9\" title=\"5. \u6269\u5c55\u5185\u5bb9\">5. \u6269\u5c55\u5185\u5bb9<\/a><\/li><\/ul><\/nav><\/div>\n\n\n\n\n<h1 class=\"wp-block-heading\" id=\"1-\u80cc\u666f\"><span class=\"ez-toc-section\" id=\"1_%E8%83%8C%E6%99%AF\"><\/span>1. \u80cc\u666f<span class=\"ez-toc-section-end\"><\/span><\/h1>\n\n\n\n<p>\u5728AWS\u4e2d\u4f7f\u7528Axesdn\u7684NAAS (Network As A Service)\u7ec4\u7f51\u7684\u573a\u666f\u4e2d\uff0cAxesdn\u4f1a\u901a\u8fc7\u542f\u52a8\u5b9e\u4f8b\u7684\u65b9\u5f0f\uff0c\u5728\u60a8\u7684VPC\u5185\u90e8\u7f72 Virtual AXESDN Edge Router (vAER)\uff0c\u4f5c\u4e3a\u63a5\u5165Axesdn\u5c31\u8fd1POP\u70b9\u7684\u8fb9\u7f18\u8def\u7531\u5668\u3002<\/p>\n\n\n\n<p>\u5728\u8bbe\u8ba1\u7f51\u7edc\u67b6\u6784\u7684\u65f6\u5019\uff0c\u6211\u4eec\u9700\u8981\u8003\u8651\u5c3d\u53ef\u80fd\u7684\u907f\u514d\u5355\u70b9\u6545\u969c\uff0c\u5df2\u5b9e\u73b0\u9ad8\u53ef\u7528\/\u5197\u4f59\u6027\uff08HA\uff09\u3002\u57fa\u4e8e\u8fd9\u70b9\u8003\u8651\uff0c\u6709\u4eba\u4f1a\u8003\u8651\u90e8\u7f72\u4e24\u4e2aSDWAN\u5b9e\u4f8b\uff0c\u4ee5\u5b9e\u73b0\u53cc\u673a\u70ed\u5907\uff0c\u5982\u4e0b\u56fe\u62d3\u6251\u6240\u793a\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"822\" height=\"257\" src=\"http:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-164.png\" alt=\"\" class=\"wp-image-468\" srcset=\"https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-164.png 822w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-164-300x94.png 300w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-164-768x240.png 768w\" sizes=\"auto, (max-width: 822px) 100vw, 822px\" \/><\/figure>\n\n\n\n<p>\u57fa\u4e8e\u8fd9\u70b9\u9700\u6c42\uff0c\u5728\u4e00\u4e2aVPC\u5185\u7684\u90e8\u7f72\u4e24\u4e2avAER\u505a\u5197\u4f59\uff0c\u5bf9\u4e8eSDWAN\u914d\u7f6e\u7684\u7ebf\u8def\u90e8\u5206\u6765\u8bf4\uff0c\u662f\u53ef\u4ee5\u5b9e\u73b0\u7684\uff0c\u4e5f\u662f\u5e38\u7528\u7684\u505a\u6cd5\u3002\u8fd9\u91cc\u6bd4\u8f83\u96be\u529e\u7684\u4e00\u4e2a\u5730\u65b9\u5728\u4e8e\uff0cVPC\u5185\u7684\u8def\u7531\u8868\uff0c\u9488\u5bf9\u4e00\u4e2a\u76ee\u7684\u7f51\u6bb5\uff08Destination\uff09\u53ea\u80fd\u914d\u7f6e\u4e00\u4e2a\u7f51\u5173\uff08Target\uff09\u3002<\/p>\n\n\n\n<p>\u4ee5\u4e0a\u56fe\u4e3a\u4f8b\uff0c\u5b81\u590f\u7684VPC\u4e2d\u9700\u8981\u914d\u7f6e\u8def\u7531\uff1a\u76ee\u7684\u7f51\u6bb5\u4e3a10.0.0.0\/16\u7684\u7f51\u5173\u4e3avAER-A\uff0c\u6216\u8005vAER-B\uff0c\u53ea\u80fd\u4efb\u9009\u5176\u4e00\u3002\u5047\u8bbe\u9009\u62e9vAER-A\uff0c\u5982\u679cvAER-A\u7684\u5b9e\u4f8b\u51fa\u73b0\u4e86\u95ee\u9898\uff0c\u53ea\u80fd\u624b\u52a8\u4fee\u6539\u8def\u7531\u8868\uff0c\u5c06\u5176\u7f51\u5173\u4fee\u6539\u4e3avAER-B\u3002<\/p>\n\n\n\n<p>\u8fd9\u6837\u505a\u5f53\u7136\u53ef\u4ee5\uff0c\u4f46\u8fd9\u4e0d\u662f\u81ea\u52a8\u5207\u6362\uff0c\u4e0d\u591f\u81ea\u52a8\u5316\uff0c\u7406\u8bba\u4e0a\u4f1a\u589e\u52a0RTO\uff0c\u4e5f\u4f1a\u589e\u52a0\u8fd0\u7ef4\u6210\u672c\u3002<\/p>\n\n\n\n<p>\u6211\u4eec\u9700\u8981\u4e00\u4e2a\u4e0d\u9700\u8981\u4eba\u4e3a\u5e72\u9884\u3001\u53ef\u4ee5\u81ea\u52a8\u5207\u6362\u7684\u89e3\u51b3\u65b9\u6848\u3002<\/p>\n\n\n\n<p><\/p>\n\n\n\n<h1 class=\"wp-block-heading\" id=\"2-\u89e3\u51b3\u601d\u8def\"><span class=\"ez-toc-section\" id=\"2_%E8%A7%A3%E5%86%B3%E6%80%9D%E8%B7%AF\"><\/span>2. \u89e3\u51b3\u601d\u8def<span class=\"ez-toc-section-end\"><\/span><\/h1>\n\n\n\n<p>\u5728\u8fd9\u91cc\u6211\u4eec\u5c1d\u8bd5\u63d0\u4f9b\u4e00\u5957serverless\u7684\u89e3\u51b3\u65b9\u6848\uff0c\u901a\u8fc7\u7b80\u5355\u7684\u914d\u7f6e\uff0c\u5373\u53ef\u5b9e\u73b0\u540c\u4e00VPC\u4e0b\uff0c\u4e24\u4e2avAER\u7684\u53cc\u673a\u70ed\u5907+\u8def\u7531\u81ea\u52a8\u5207\u6362\u3002<\/p>\n\n\n\n<p>\u8fd9\u91cc\u4e3b\u8981\u7528\u5230AWS\u7684\u4e24\u4e2a\u670d\u52a1 &#8212; CloudWatch\u548cLambda\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>CloudWatch Events\u8d1f\u8d23\u68c0\u6d4b\u4e24\u4e2aVAER\u5b9e\u4f8b\u7684\u72b6\u6001\uff0c\u5982\u679c\u68c0\u6d4b\u5230\u5f02\u5e38\uff0c\u5c31\u89e6\u53d1Lambda\uff1b<\/li><li>Lambda\u5219\u8d1f\u8d23\u8fd0\u884c\u4fee\u6539\u8def\u7531\u7684\u811a\u672c\uff0c\u5b9e\u73b0\u81ea\u52a8\u7684\u5207\u6362\u3002<\/li><\/ul>\n\n\n\n<p>\u9700\u8981\u64cd\u4f5c\u7684\u6b65\u9aa4\u5927\u81f4\u5982\u4e0b\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\"><li>\u83b7\u53d6\u811a\u672c\u6240\u9700\u7684region\u3001vpcID\u3001\u5b9e\u4f8b\u7684ENI\u7b49\u53c2\u6570\u4fe1\u606f\uff1b<\/li><li>\u914d\u7f6elambda\uff0c\u5305\u62ec\uff1a\u914d\u7f6eRole Policy\u3001\u914d\u7f6e\u4ee3\u7801\u3001\u914d\u7f6e\u73af\u5883\u53d8\u91cf\u3001\u914d\u7f6eTest Event\u7b49\uff1b<\/li><li>\u914d\u7f6eCloudWatch Events\uff1b<\/li><\/ol>\n\n\n\n<p><\/p>\n\n\n\n<h1 class=\"wp-block-heading\" id=\"3-\u914d\u7f6e\u6b65\u9aa4\"><span class=\"ez-toc-section\" id=\"3_%E9%85%8D%E7%BD%AE%E6%AD%A5%E9%AA%A4\"><\/span>3. \u914d\u7f6e\u6b65\u9aa4<span class=\"ez-toc-section-end\"><\/span><\/h1>\n\n\n\n<p>\u4e0b\u8ff0\u6b65\u9aa4\uff0c\u9ed8\u8ba4\u60a8\u5df2\u7ecf\u5b8c\u6210\u4e86vAER-A\u548cvAER-B\u7684\u542f\u52a8\u548c\u76f8\u5173\u914d\u7f6e\uff0c\u5305\u62ec\u4f46\u4e0d\u9650\u4e8e\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>\u4e24\u4e2avAER\u90fd\u5df2\u542f\u52a8\uff0c\u5e76\u786e\u8ba4\u5728\u540c\u4e00VPC\u4e2d\uff1b<\/li><li>\u5df2\u7ecf\u4e3a\u4e24\u4e2avAER\u7ed1\u5b9a\u4e86\u5404\u81ea\u7684\u5f39\u6027\u516c\u7f51IP(EIP)\uff1b<\/li><li>\u5df2\u7ecf\u4e3avAER\u914d\u7f6e\u4e86\u5408\u9002\u7684\u5b89\u5168\u7ec4\uff1b<\/li><li>vAER\u7ecf\u8fc7AXESDN\u6280\u672f\u652f\u6301\u786e\u8ba4\uff0c\u5df2\u914d\u7f6e\u5b8c\u6bd5\uff0c\u4e14\u53ef\u7528\uff1b<\/li><li>VPC\u5df2\u914d\u7f6e\u76f8\u5173\u8def\u7531\u8868\uff0c\u5c06\u7f51\u5173\u8bbe\u7f6e\u4e3a\u4e24\u4e2avAER\u4e2d\u7684\u5176\u4e2d\u4e00\u4e2a\uff1b<\/li><li>\u5230\u5bf9\u7aef\u7684\u5185\u7f51\u5df2\u9a8c\u8bc1\u53ef\u4ee5ping\u901a\u3002<\/li><\/ul>\n\n\n\n<p><strong>\u8bf7\u6ce8\u610f\uff1a<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>\u8fd9\u91cc\u5efa\u8bae\u4e24\u4e2avAER\u542f\u52a8\u5728\u540c\u4e00VPC\u4e0b\u7684\u4e0d\u540c\u53ef\u7528\u533a(Available Zone)\u4e2d\uff0c\u4ee5\u907f\u514d\u67d0AZ\u51fa\u73b0\u6545\u969c\u5f71\u54cdvAER\u53ef\u7528\u6027\uff1b<\/li><li>\u8be5\u6587\u6863\u4e2d\u7684\u622a\u56fe\uff0c\u90fd\u662f\u4ee5\u82f1\u6587\u754c\u9762\u622a\u53d6\u7684\uff0c\u5982\u60a8\u4f7f\u7528\u7684\u662f\u4e2d\u6587\u7248\uff0c\u53ef\u4ee5\u70b9\u51fbAWS\u7ba1\u7406\u9875\u9762\u5de6\u4e0b\u89d2\u8fdb\u884c\u8bed\u8a00\u5207\u6362\uff0c\u6216\u53c2\u8003\u622a\u56fe\u4e2d\u5bf9\u5e94\u4f4d\u7f6e\u8fdb\u884c\u64cd\u4f5c\u3002<\/li><\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"3-1-\u83b7\u53d6\u5fc5\u8981\u7684\u53c2\u6570\u4fe1\u606f\"><span class=\"ez-toc-section\" id=\"31_%E8%8E%B7%E5%8F%96%E5%BF%85%E8%A6%81%E7%9A%84%E5%8F%82%E6%95%B0%E4%BF%A1%E6%81%AF\"><\/span>3.1 \u83b7\u53d6\u5fc5\u8981\u7684\u53c2\u6570\u4fe1\u606f<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>\u56e0\u4e3a\u6211\u4eec\u9700\u8981\u544a\u8bc9lambda\u811a\u672c\uff0c\u5b83\u9700\u8981\u68c0\u6d4b\u548c\u5012\u6362\u7684vAER-A\u548cvAER-B\u7684ENI\uff0c\u56e0\u6b64\uff0c\u6211\u4eec\u9700\u8981\u6536\u96c6\u5982\u4e0b\u53c2\u6570\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>\u4e24\u4e2a\u5b9e\u4f8b\u6240\u5728\u7684\u533a\u57df(region)\uff0c\u8bb0\u5f55\u4e3a <em>region<\/em><\/li><li>\u4e24\u4e2a\u5b9e\u4f8b\u6240\u5728\u7684VPC\u7684vpcID\uff0c\u8bb0\u5f55\u4e3a <em>vpcid<\/em><\/li><li>\u4e24\u4e2a\u5b9e\u4f8b\u5404\u81ea\u7684ENI\uff0c\u8bb0\u5f55\u4e3a <em>host1eni &amp; host2eni<\/em><\/li><\/ul>\n\n\n\n<p>\u4e0b\u9762\u6211\u4eec\u9010\u4e00\u83b7\u53d6\u3002<\/p>\n\n\n\n<p><strong>\u6ce8<\/strong>\uff1a\u4e0a\u8ff0\u53c2\u6570\u5b9e\u9645\u4e0a\u90fd\u53ef\u4ee5\u901a\u8fc7AWS\u7684CLI\u547d\u4ee4\u884c\u83b7\u53d6\uff0c\u8fd9\u91cc\u4e3a\u4e86\u6db5\u76d6\u7edd\u5927\u591a\u6570\u7528\u6237\uff0c\u4ec5\u4ecb\u7ecd\u901a\u8fc7GUI\u7ba1\u7406\u9875\u9762\u83b7\u53d6\u7684\u65b9\u5f0f\u3002\u60f3\u4f7f\u7528CLI\u65b9\u5f0f\u7684\u7528\u6237\uff0c\u8bf7\u53c2\u8003AWS\u5b98\u65b9\u8bf4\u660e\u6309\u9700\u4f7f\u7528\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"3-1-1-\u83b7\u53d6\u533a\u57df-region-\u4fe1\u606f\"><span class=\"ez-toc-section\" id=\"311_%E8%8E%B7%E5%8F%96%E5%8C%BA%E5%9F%9Fregion%E4%BF%A1%E6%81%AF\"><\/span>3.1.1 \u83b7\u53d6\u533a\u57df(region)\u4fe1\u606f<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>\u8fdb\u5165\u9700\u8981\u914d\u7f6e\u81ea\u52a8\u8def\u7531\u5012\u6362\u7684vAER\u7684EC2\u7ba1\u7406\u9875\u9762\uff0c<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"816\" height=\"326\" src=\"http:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-166.png\" alt=\"\" class=\"wp-image-478\" srcset=\"https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-166.png 816w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-166-300x120.png 300w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-166-768x307.png 768w\" sizes=\"auto, (max-width: 816px) 100vw, 816px\" \/><\/figure>\n\n\n\n<p>\u5728\u7ba1\u7406\u9875\u9762\u7684\u53f3\u4e0a\u89d2\uff0c\u70b9\u51fb\u4e0b\u56fe\u7ea2\u6846\u5904\u5373\u53ef\u770b\u5230vAER\u6240\u5728\u7684region\u4fe1\u606f<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"608\" height=\"217\" src=\"http:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-167.png\" alt=\"\" class=\"wp-image-479\" srcset=\"https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-167.png 608w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-167-300x107.png 300w\" sizes=\"auto, (max-width: 608px) 100vw, 608px\" \/><\/figure>\n\n\n\n<p>\u8fd9\u91cc\u8bb0\u5f55\u4e3a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>region = us-west-1<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"3-1-2-\u83b7\u53d6vpcid\"><span class=\"ez-toc-section\" id=\"312_%E8%8E%B7%E5%8F%96VPCID\"><\/span>3.1.2 \u83b7\u53d6VPCID<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>\u5728EC2\u7ba1\u7406\u9875\u9762\u4e2d\uff0c\u9009\u4e2dvAER-A\uff0c\u70b9\u51fbNetwork\uff0c\u67e5\u770bVPC ID<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"793\" src=\"http:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-168-1024x793.png\" alt=\"\" class=\"wp-image-483\" srcset=\"https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-168-1024x793.png 1024w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-168-300x232.png 300w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-168-768x595.png 768w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-168.png 1193w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>\u8fd9\u91cc\u8bb0\u5f55\u4e3a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>vpcid = vpc-0bf5741eb0ef56a41<\/code><\/pre>\n\n\n\n<p>\u6ce8\uff1a\u901a\u8fc7vAER-B\u5e94\u8be5\u5f97\u5230\u76f8\u540c\u7684VPCID\uff0c\u5982\u679c\u4e0d\u662f\uff0c\u8bf7\u68c0\u67e5\u914d\u7f6e\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"3-1-3-\u83b7\u53d6\u4e24\u4e2avaer\u7684eni\"><span class=\"ez-toc-section\" id=\"313_%E8%8E%B7%E5%8F%96%E4%B8%A4%E4%B8%AAvAER%E7%9A%84ENI\"><\/span>3.1.3 \u83b7\u53d6\u4e24\u4e2avAER\u7684ENI<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p> \u8fd8\u662f\u5728EC2\u7ba1\u7406\u9875\u9762\u4e2d\uff0c\u9009\u4e2dvAER-A\uff0c\u70b9\u51fbNetwork\uff0c\u9875\u9762\u5f80\u4e0b\u7ffb\uff0c\u53ef\u4ee5\u770b\u5230Network interfaces\u4e00\u9879\uff0c\u91cc\u9762\u53ef\u4ee5\u770b\u5230\u201cinterface ID\u201d<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"614\" src=\"http:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-169-1024x614.png\" alt=\"\" class=\"wp-image-486\" srcset=\"https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-169-1024x614.png 1024w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-169-300x180.png 300w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-169-768x461.png 768w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-169.png 1194w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><figcaption>\u8fd9\u91cc\u8bb0\u5f55\u4e3a<\/figcaption><\/figure>\n\n\n\n<pre class=\"wp-block-code\"><code>host1eni = eni-071b4d6cbf57de651<\/code><\/pre>\n\n\n\n<p>\u5bf9vAER-B\u505a\u76f8\u540c\u64cd\u4f5c\uff0c\u83b7\u53d6vAER-B\u7684ENI\uff0c\u8bb0\u5f55\u4e3a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>host2eni = eni-0847da0f62b486046<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"3-1-4-\u5c0f\u7ed3\"><span class=\"ez-toc-section\" id=\"314_%E5%B0%8F%E7%BB%93\"><\/span>3.1.4 \u5c0f\u7ed3<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>\u901a\u8fc7\u672c\u8282\u7684\u64cd\u4f5c\uff0c\u6211\u4eec\u83b7\u53d6\u4e86\u5fc5\u8981\u7684\u53c2\u6570\u4fe1\u606f\uff0c\u6c47\u603b\u5982\u4e0b<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>region = us-west-1\nvpcid = vpc-0bf5741eb0ef56a41\nhost1eni = eni-071b4d6cbf57de651\nhost2eni = eni-0847da0f62b486046<\/code><\/pre>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"3-2-\u914d\u7f6elambda\"><span class=\"ez-toc-section\" id=\"32_%E9%85%8D%E7%BD%AELambda\"><\/span>3.2 \u914d\u7f6eLambda<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"3-2-1-\u521b\u5efalambda\"><span class=\"ez-toc-section\" id=\"321_%E5%88%9B%E5%BB%BAlambda\"><\/span>3.2.1 \u521b\u5efalambda<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>AWS\u7ba1\u7406\u9875\u9762\u9009\u62e9Lambda\u670d\u52a1\u5e76\u8fdb\u5165<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"267\" src=\"http:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-170-1024x267.png\" alt=\"\" class=\"wp-image-489\" srcset=\"https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-170-1024x267.png 1024w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-170-300x78.png 300w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-170-768x200.png 768w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-170.png 1192w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>\u70b9\u51fbCreate function<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"367\" src=\"http:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-171-1024x367.png\" alt=\"\" class=\"wp-image-490\" srcset=\"https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-171-1024x367.png 1024w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-171-300x107.png 300w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-171-768x275.png 768w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-171.png 1190w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>\u9009\u62e9Author from scratch; <\/p>\n\n\n\n<p>Function name\u5c31\u662f\u8be5lambda\u7a0b\u5e8f\u7684\u540d\u5b57\uff0c\u53ef\u6309\u9700\u586b\u5199\uff0c\u539f\u5219\u5c31\u662f\u6e05\u6670\u6613\u8bc6\u522b\uff0c\u6211\u8fd9\u91cc\u586b\u5199 AxesdnRouterTableAutoFailoverForSDWAN-vAER\uff1b<\/p>\n\n\n\n<p>Runtime\u9009\u62e9\u6700\u65b0\u7684Python\uff0c\u6211\u8fd9\u91cc\u662fPython 3.9\uff1b<\/p>\n\n\n\n<p>Change default execution role\u9009\u62e9\u9ed8\u8ba4\u7684Create a new role with basic Lambda permissions\uff1b<\/p>\n\n\n\n<p>Advanced settings\u4fdd\u6301\u9ed8\u8ba4\u4e0d\u52a8\u5373\u53ef\u3002<\/p>\n\n\n\n<p>\u7136\u540e\u70b9\u51fb\u6700\u4e0b\u9762\u7684\u201cCreate function\u201d<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"941\" height=\"1024\" src=\"http:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-172-941x1024.png\" alt=\"\" class=\"wp-image-491\" srcset=\"https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-172-941x1024.png 941w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-172-276x300.png 276w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-172-768x836.png 768w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-172.png 1191w\" sizes=\"auto, (max-width: 941px) 100vw, 941px\" \/><\/figure>\n\n\n\n<p>\u7a0d\u7b49\u7247\u523b\uff0c\u5373\u53ef\u770b\u5230\u9875\u9762\u6700\u4e0a\u65b9\u7eff\u8272\u7684\u521b\u5efa\u6210\u529f\u7684\u63d0\u793a\uff0c\u5982\u4e0b\u56fe\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"642\" src=\"http:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-173-1024x642.png\" alt=\"\" class=\"wp-image-492\" srcset=\"https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-173-1024x642.png 1024w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-173-300x188.png 300w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-173-768x482.png 768w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-173.png 1191w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p><\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"3-2-2-\u914d\u7f6erole-policy\"><span class=\"ez-toc-section\" id=\"322_%E9%85%8D%E7%BD%AERole_Policy\"><\/span>3.2.2 \u914d\u7f6eRole Policy<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>\u56e0\u4e3a\u8be5lambda\u811a\u672c\u6d89\u53ca\u5230\u4fee\u6539\u8def\u7531\u7b49\u64cd\u4f5c\uff0c\u6240\u4ee5\u6211\u4eec\u9700\u8981\u8d4b\u4e88\u8be5lambda<strong>\u6700\u5c0f\u4f46\u662f\u8db3\u591f\u8fd0\u884c\u7684\u6743\u9650<\/strong>\uff0c\u4ee5\u5b9e\u73b0\u8def\u7531\u5207\u6362\u3002<\/p>\n\n\n\n<p>\u6211\u4eec\u5728\u8fd9\u91cc\u5148\u521b\u5efa\u4e00\u4e2aRole Policy\u3002<\/p>\n\n\n\n<p>AWS\u7ba1\u7406\u9875\u9762\u9009\u62e9IAM\u670d\u52a1\uff0c\u70b9\u51fb\u8fdb\u5165\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"771\" height=\"544\" src=\"http:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-174.png\" alt=\"\" class=\"wp-image-493\" srcset=\"https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-174.png 771w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-174-300x212.png 300w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-174-768x542.png 768w\" sizes=\"auto, (max-width: 771px) 100vw, 771px\" \/><\/figure>\n\n\n\n<p>\u70b9\u51fbPolicies\u4e2d\u7684Create Policy<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"485\" src=\"http:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-176-1024x485.png\" alt=\"\" class=\"wp-image-498\" srcset=\"https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-176-1024x485.png 1024w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-176-300x142.png 300w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-176-768x364.png 768w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-176.png 1189w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>\u8fd9\u91cc\u6211\u4eec\u70b9\u51fbJSON\u76f4\u63a5\u7f16\u8f91JSON\u6587\u4ef6<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"446\" src=\"http:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-177-1024x446.png\" alt=\"\" class=\"wp-image-499\" srcset=\"https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-177-1024x446.png 1024w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-177-300x131.png 300w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-177-768x334.png 768w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-177.png 1186w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>\u8d34\u5165\u5982\u4e0b\u4ee3\u7801\uff0c\u5e76\u70b9\u51fbNext:Tags<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>{\n    \"Version\": \"2012-10-17\",\n    \"Statement\": &#091;\n        {\n            \"Sid\": \"VisualEditor0\",\n            \"Effect\": \"Allow\",\n            \"Action\": &#091;\n                \"ec2:DescribeInstances\",\n                \"ec2:DescribeTags\",\n                \"ec2:DescribeVpcs\",\n                \"ec2:DescribeRouteTables\",\n                \"ec2:CreateRoute\",\n                \"ec2:DeleteRoute\",\n                \"ec2:ReplaceRoute\"\n            ],\n            \"Resource\": \"*\"\n        }\n    ]\n}<\/code><\/pre>\n\n\n\n<figure class=\"wp-block-image size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-178-1024x560.png\" alt=\"\" class=\"wp-image-500\" width=\"840\" height=\"459\" srcset=\"https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-178-1024x560.png 1024w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-178-300x164.png 300w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-178-768x420.png 768w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-178.png 1191w\" sizes=\"auto, (max-width: 840px) 100vw, 840px\" \/><\/figure>\n\n\n\n<p>\u8fd9\u9875Add tags&nbsp;(Optional)\u6211\u4eec\u8df3\u8fc7\uff0c\u76f4\u63a5\u70b9\u51fb\u201cNext:Review\u201d\u5373\u53ef<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"359\" src=\"http:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-179-1024x359.png\" alt=\"\" class=\"wp-image-502\" srcset=\"https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-179-1024x359.png 1024w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-179-300x105.png 300w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-179-768x269.png 768w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-179.png 1191w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>Name\u8fd9\u91cc\u586b\u5165\u7ed9\u8fd9\u6761policy\u8d77\u7684\u540d\u5b57\uff0c\u6700\u597d\u8fd8\u662f\u6ee1\u8db3\u6e05\u6670\u6613\u8bc6\u522b\u7684\u539f\u5219\uff0c\u6211\u8fd9\u91cc\u586b\u5165 Policy-forLambda-Axesdn-ChangeRouteTableAuto\uff1b<\/p>\n\n\n\n<p>Description\u53ef\u4ee5\u586b\u5165\u4e00\u4e9b\u5fc5\u8981\u7684\u4fe1\u606f\uff0c\u4ee5\u65b9\u4fbf\u4ee5\u540e\u6574\u7406\u548c\u56de\u5fc6\uff0c\u6211\u8fd9\u91cc\u586b\u5165\uff1a<\/p>\n\n\n\n<p>For lambda AxesdnRouterTableAutoFailoverForSDWAN-vAER to change route table automatically. Please do NOT delete it.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"567\" src=\"http:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-180-1024x567.png\" alt=\"\" class=\"wp-image-505\" srcset=\"https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-180-1024x567.png 1024w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-180-300x166.png 300w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-180-768x426.png 768w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-180.png 1191w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>\u5728\u70b9\u51fbCreate policy\u5b8c\u6210\u521b\u5efa\u4e4b\u524d\uff0c\u6211\u4eec\u4e5f\u53ef\u4ee5\u70b9\u51fbSummary\u4e2d\u7684Service\u67e5\u770b\u76ee\u524d\u8fd9\u6761policy\u90fd\u5305\u542b\u4e86\u54ea\u4e9b\u5185\u5bb9\uff0c\u5f53\u7136\uff0c\u8fd9\u6b65\u4e0d\u662f\u5fc5\u9700\u7684\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"926\" height=\"161\" src=\"http:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-181.png\" alt=\"\" class=\"wp-image-507\" srcset=\"https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-181.png 926w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-181-300x52.png 300w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-181-768x134.png 768w\" sizes=\"auto, (max-width: 926px) 100vw, 926px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"914\" height=\"451\" src=\"http:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-182.png\" alt=\"\" class=\"wp-image-508\" srcset=\"https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-182.png 914w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-182-300x148.png 300w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-182-768x379.png 768w\" sizes=\"auto, (max-width: 914px) 100vw, 914px\" \/><figcaption>\u53ef\u4ee5\u770b\u5230\u6d89\u53ca\u5230\u6539\u52a8\u7684\u64cd\u4f5c\uff0c\u662f\u521b\u5efa\u3001\u5220\u9664\u3001\u66ff\u6362\u8def\u7531\uff1b\u5176\u4ed6\u90fd\u662fdescribe\u7684\u64cd\u4f5c\u3002<\/figcaption><\/figure>\n\n\n\n<p>\u70b9\u51fbBack\u5373\u53ef\u8fd4\u56de\u4e4b\u524d\u7684\u9875\u9762\u3002<\/p>\n\n\n\n<p>\u7136\u540e\uff0c\u6211\u4eec\u70b9\u51fb\u9875\u9762\u6700\u4e0b\u9762\u7684\u201c Create policy \u201d\u5373\u53ef\u5b8c\u6210\u8be5policy\u7684\u521b\u5efa\u4e86\u3002<\/p>\n\n\n\n<p>\u6b64\u65f6\uff0c\u5728policy\u4e2d\uff0c\u6211\u4eec\u5c31\u53ef\u4ee5\u770b\u5230\u521a\u521a\u521b\u5efa\u7684policy\u6761\u76ee\u4e86\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"428\" src=\"http:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-183-1024x428.png\" alt=\"\" class=\"wp-image-512\" srcset=\"https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-183-1024x428.png 1024w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-183-300x125.png 300w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-183-768x321.png 768w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-183.png 1365w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>\u4e0b\u9762\uff0c\u6211\u4eec\u9700\u8981\u628a\u65b0\u589e\u7684\u8fd9\u6761policy \u201cPolicy-forLambda-Axesdn-ChangeRouteTableAuto\u201d\uff0cattach\u5230\u5f53\u524dlambda\u7684role\u4e2d\u3002\u64cd\u4f5c\u65b9\u6cd5\u5982\u4e0b\u3002<\/p>\n\n\n\n<p>\u8fdb\u5165\u6211\u4eec\u521a\u521a\u521b\u5efa\u7684Lambda \u201cAxesdnRouterTableAutoFailoverForSDWAN-vAER\u201d\uff0c\u70b9\u51fbConfiguration-&gt;Permission-&gt;Execution role\u4e0b\u9762\u7684Role name<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"873\" src=\"http:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-184-1024x873.png\" alt=\"\" class=\"wp-image-515\" srcset=\"https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-184-1024x873.png 1024w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-184-300x256.png 300w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-184-768x655.png 768w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-184.png 1362w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>\u6b64\u65f6\uff0c\u6d4f\u89c8\u5668\u4f1a\u5728\u65b0\u7a97\u53e3\u4e2d\u6253\u5f00\u8fd9\u6761IAM role\uff0c\u53ef\u4ee5\u770b\u5230\u5f53\u524d\u7684role\u53ea\u6709lambda\u5199\u5165log\u7684\u6743\u9650\uff0c\u5e76\u4e0d\u8db3\u4ee5\u5b8c\u6210\u4fee\u6539\u8def\u7531\u7684\u64cd\u4f5c\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"852\" src=\"http:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-185-1024x852.png\" alt=\"\" class=\"wp-image-516\" srcset=\"https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-185-1024x852.png 1024w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-185-300x250.png 300w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-185-768x639.png 768w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-185.png 1362w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>\u4e0b\u9762\u6211\u4eec\u70b9\u51fbPermissions\u4e2d\u7684\u201cAttach policies\u201d<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"178\" src=\"http:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-186-1024x178.png\" alt=\"\" class=\"wp-image-517\" srcset=\"https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-186-1024x178.png 1024w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-186-300x52.png 300w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-186-768x133.png 768w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-186.png 1107w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>\u52fe\u9009<a>Filter policies<\/a>\u4e2d\u7684\u201cCustomer managed\u201d<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"353\" src=\"http:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-187-1024x353.png\" alt=\"\" class=\"wp-image-518\" srcset=\"https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-187-1024x353.png 1024w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-187-300x104.png 300w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-187-768x265.png 768w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-187.png 1359w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>\u7136\u540e\u5c31\u80fd\u770b\u5230\u6211\u4eec\u521a\u521a\u521b\u5efa\u7684\u8fd9\u6761policy \u201cPolicy-forLambda-Axesdn-ChangeRouteTableAuto\u201d \u4e86\uff0c\u9009\u4e2d\u5b83\uff0c\u70b9\u51fb\u201cAttach policy\u201d\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"363\" src=\"http:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-188-1024x363.png\" alt=\"\" class=\"wp-image-519\" srcset=\"https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-188-1024x363.png 1024w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-188-300x106.png 300w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-188-768x272.png 768w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-188.png 1362w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"341\" src=\"http:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-189-1024x341.png\" alt=\"\" class=\"wp-image-520\" srcset=\"https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-189-1024x341.png 1024w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-189-300x100.png 300w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-189-768x256.png 768w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-189.png 1358w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>\u6b64\u65f6\uff0clambda\u7684role policy\u914d\u7f6e\u5b8c\u6210\u3002<\/p>\n\n\n\n<p><\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"3-2-3-\u914d\u7f6e\u4ee3\u7801\"><span class=\"ez-toc-section\" id=\"323_%E9%85%8D%E7%BD%AE%E4%BB%A3%E7%A0%81\"><\/span>3.2.3 \u914d\u7f6e\u4ee3\u7801<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>\u8fdb\u5165\u6211\u4eec\u521b\u5efa\u7684Lambda \u201cAxesdnRouterTableAutoFailoverForSDWAN-vAER\u201d\uff0c\u70b9\u51fbCode\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"500\" src=\"http:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-190-1024x500.png\" alt=\"\" class=\"wp-image-522\" srcset=\"https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-190-1024x500.png 1024w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-190-300x146.png 300w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-190-768x375.png 768w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-190.png 1362w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>\u5c06\u4e0a\u56fe\u4e2dlambda_function.py\u4e2d\u7684\u4ee3\u7801\u5168\u90e8\u5220\u9664\uff0c\u66ff\u6362\u4e3a\u5982\u4e0b\u4ee3\u7801\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\u8bf7\u8054\u7cfbAxesdn\u6280\u672f\u652f\u6301\u83b7\u53d6\u4ee3\u7801\u90e8\u5206\u3002<\/code><\/pre>\n\n\n\n<p>\u7136\u540e\u70b9\u51fbDeploy\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"280\" src=\"http:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-191-1024x280.png\" alt=\"\" class=\"wp-image-524\" srcset=\"https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-191-1024x280.png 1024w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-191-300x82.png 300w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-191-768x210.png 768w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-191.png 1184w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>\u4f1a\u663e\u793a\u201cChanges deployed\u201d<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"183\" src=\"http:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-192-1024x183.png\" alt=\"\" class=\"wp-image-526\" srcset=\"https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-192-1024x183.png 1024w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-192-300x53.png 300w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-192-768x137.png 768w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-192.png 1195w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p><\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"3-2-4-\u914d\u7f6e\u73af\u5883\u53d8\u91cf\"><span class=\"ez-toc-section\" id=\"324_%E9%85%8D%E7%BD%AE%E7%8E%AF%E5%A2%83%E5%8F%98%E9%87%8F\"><\/span>3.2.4 \u914d\u7f6e\u73af\u5883\u53d8\u91cf<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>\u5728lambda\u7a0b\u5e8f\u4e2d\uff0c\u6211\u4eec\u914d\u7f6e\u4e86\u7a0b\u5e8f\u8bfb\u53d6\u76f8\u5e94\u7684\u73af\u5883\u53d8\u91cf\u3002<\/p>\n\n\n\n<p>\u5728Lambda \u201cAxesdnRouterTableAutoFailoverForSDWAN-vAER\u201d\u4e2d\uff0c\u70b9\u51fbConfiguration-&gt;Environment variables-&gt;Edit\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"461\" src=\"http:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-193-1024x461.png\" alt=\"\" class=\"wp-image-529\" srcset=\"https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-193-1024x461.png 1024w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-193-300x135.png 300w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-193-768x346.png 768w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-193.png 1366w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>\u70b9\u51fb\u201cAdd environment variable\u201d\uff0c\u7136\u540e\u6211\u4eec\u628a\u672c\u65873.1\u8282\u83b7\u53d6\u7684\u5982\u4e0b\u53c2\u6570\u4fe1\u606f\uff0c\u9010\u6761\u586b\u5165\u73af\u5883\u53d8\u91cf\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>region = us-west-1\nvpcid = vpc-0bf5741eb0ef56a41\nhost1eni = eni-071b4d6cbf57de651\nhost2eni = eni-0847da0f62b486046<\/code><\/pre>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"919\" height=\"696\" src=\"http:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-194.png\" alt=\"\" class=\"wp-image-530\" srcset=\"https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-194.png 919w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-194-300x227.png 300w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-194-768x582.png 768w\" sizes=\"auto, (max-width: 919px) 100vw, 919px\" \/><figcaption><strong>\u6ce8\u610f<\/strong>\uff1a\u4e3a\u4e86\u907f\u514d\u4e0d\u5fc5\u8981\u7684\u9519\u8bef\uff0c\u8bf7\u7559\u610f\u586b\u5165\u7684\u503c\u4e0d\u8981\u6709\u7a7a\u683c\u3002<\/figcaption><\/figure>\n\n\n\n<p>\u70b9\u51fbSave\u5b8c\u6210\u4fdd\u5b58\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"499\" src=\"http:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-195-1024x499.png\" alt=\"\" class=\"wp-image-535\" srcset=\"https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-195-1024x499.png 1024w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-195-300x146.png 300w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-195-768x374.png 768w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-195.png 1318w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>\u73af\u5883\u53d8\u91cf\u8fd9\u90e8\u5206\u914d\u7f6e\u5b8c\u6bd5\u3002<\/p>\n\n\n\n<p><\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"3-2-5-\u914d\u7f6etest-event\"><span class=\"ez-toc-section\" id=\"325_%E9%85%8D%E7%BD%AETest_Event\"><\/span>3.2.5 \u914d\u7f6eTest Event<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Test Event\u7684\u4f5c\u7528\uff0c\u5728\u672c\u4f8b\u4e2d\uff0c\u662f\u6a21\u62dfCloudWatch Event\u6765\u89e6\u53d1Lambda\u3002\u8fd9\u672c\u8eab\u662f\u4e00\u4e2a\u8c03\u8bd5\u7a0b\u5e8f\u7528\u7684\u529f\u80fd\uff0c\u5728\u5b9e\u9645\u751f\u4ea7\u73af\u5883\u4e2d\uff0c\u5982\u679c\u4e0d\u624b\u52a8\u89e6\u53d1Test\uff0c\u8fd9\u90e8\u5206\u4e5f\u4e0d\u4f1a\u5b9e\u9645\u53d1\u751f\u4f5c\u7528\u3002<\/p>\n\n\n\n<p>\u56e0\u6b64\uff0c\u5982\u679c\u60a8\u5bf9\u4e0a\u9762\u7684\u914d\u7f6e\u6709\u4fe1\u5fc3\uff0c\u7406\u8bba\u4e0a\uff0cTest Event\u7684\u914d\u7f6e\u90e8\u5206\uff0c\u662f\u53ef\u4ee5\u8df3\u8fc7\u7684\u3002<\/p>\n\n\n\n<p>\u4f46\u662f\u4e3a\u4e86\u4fdd\u8bc1\u8be5\u914d\u7f6e\u6559\u7a0b\u7684\u5b8c\u6574\u6027\uff0c\u8fd9\u91cc\u8fd8\u662f\u4ecb\u7ecd\u4e0b\u5177\u4f53\u914d\u7f6e\u6b65\u9aa4\uff0c\u4ee5\u53ca\u4f7f\u7528Test Event\u8fdb\u884c\u6d4b\u8bd5\u7684\u65b9\u6cd5\u3002<\/p>\n\n\n\n<p>\u5728Lambda \u201cAxesdnRouterTableAutoFailoverForSDWAN-vAER\u201d\u4e2d\uff0c\u70b9\u51fbTest\u3002 <\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"595\" src=\"http:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-196-1024x595.png\" alt=\"\" class=\"wp-image-540\" srcset=\"https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-196-1024x595.png 1024w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-196-300x174.png 300w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-196-768x447.png 768w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-196.png 1362w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>\u9009\u62e9New event;<\/p>\n\n\n\n<p>Template\u9009\u62e9\u9ed8\u8ba4\u7684hello-world\u5373\u53ef\uff1b<\/p>\n\n\n\n<p>Name\u6211\u8fd9\u91cc\u586b\u5165 Event-vAER-A-Issue\uff1b<\/p>\n\n\n\n<p>Event\u5185\u5bb9\u6846\uff0c\u586b\u5165\u5982\u4e0b\u4ee3\u7801<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>{\n  \"id\": \"153bbf21-05cb-aa5f-f22d-c602cd2dbee4\",\n  \"detail-type\": \"EC2 Instance State-change Notification\",\n  \"source\": \"aws.ec2\",\n  \"account\": \"731262942057\",\n  \"time\": \"2021-12-11T12:59:41Z\",\n  \"region\": \"us-west-1\",\n  \"resources\": &#091;\n    \"arn:aws:ec2:us-west-1:731262942057:instance\/i-045ebd27124159b6d\"\n  ],\n  \"detail\": {\n    \"instance-id\": \"i-045ebd27124159b6d\",\n    \"state\": \"pending\"\n  }\n}<\/code><\/pre>\n\n\n\n<p>\u7136\u540e\u70b9\u51fbSave changes.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"628\" src=\"http:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-198-1024x628.png\" alt=\"\" class=\"wp-image-544\" srcset=\"https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-198-1024x628.png 1024w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-198-300x184.png 300w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-198-768x471.png 768w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-198.png 1333w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>\u8fd9\u91cc\u7a0d\u5fae\u89e3\u91ca\u4e0b\u3002\u4e0a\u9762event\u7684\u5185\u5bb9\uff0c\u662f\u6a21\u62df\u7684\u5f53vAER-A\u7684\u72b6\u6001\u53d8\u4e3apending\u65f6\uff0cCloudWatch Event\u53d1\u7ed9lambda\u7684\u6d88\u606f\uff0c\u4ee5\u89e6\u53d1lambda\u8fd0\u884c\u8def\u7531\u5012\u6362\u3002\u6211\u4eeclambda\u811a\u672c\u4e2d\u4e3b\u8981\u8bfb\u53d6\u7684\u5185\u5bb9\uff0c\u4e3adetail\u4e2d\u7684instance-id\u3002<\/p>\n\n\n\n<p>\u8fd9\u91cc\u4e3a\u4e86\u914d\u7f6eEvent\u6a21\u62dfvAER-A\u7684\u6545\u969c\uff0c\u91cc\u9762 instance-id \u586b\u5199\u7684\u662fvAER-A\u7684instanceID i-045ebd27124159b6d\u3002<\/p>\n\n\n\n<p><\/p>\n\n\n\n<p><strong>\u6269\u5c55<\/strong>\uff1a\u5982\u4f55\u67e5\u770binstanceID\uff1f<\/p>\n\n\n\n<p>\u70b9\u51fbAWS\u4e2d\u7684EC2\u670d\u52a1\uff0c\u627e\u5230vAER\u7684\u5b9e\u4f8b\uff0c\u5373\u53ef\u76f4\u63a5\u770b\u5230instanceID\uff0c\u5982\u4e0b\u56fe\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"215\" src=\"http:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-197-1024x215.png\" alt=\"\" class=\"wp-image-543\" srcset=\"https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-197-1024x215.png 1024w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-197-300x63.png 300w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-197-768x161.png 768w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-197.png 1362w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p><\/p>\n\n\n\n<p>\u4e0b\u9762\u7ee7\u7eed\u914d\u7f6eTest Event\u3002<\/p>\n\n\n\n<p>\u6211\u4eec\u518d\u6309\u7167\u4e0a\u9762\u7684\u65b9\u6cd5\uff0c\u914d\u7f6e\u53e6\u4e00\u4e2a Event\uff0c\u4ee5\u6a21\u62dfvAER-B\u7684\u6545\u969c\u3002<\/p>\n\n\n\n<p>\u8fd8\u662f\u521a\u521aLambda\u4e2dTest\u9009\u9879\u4e0b\uff0c\u518d\u6b21\u9009\u62e9New event\uff1b<\/p>\n\n\n\n<p>Template\u9009\u62e9\u521a\u521a\u521b\u5efa\u7684 Event-vAER-A-Issue \uff1b<\/p>\n\n\n\n<p>Name\u6211\u8fd9\u91cc\u586b\u5165 Event-vAER-B-Issue\uff1b<\/p>\n\n\n\n<p>Event\u5185\u5bb9\u6846\u4e2d\uff0c\u5c06 vAER-A \u7684 instanceID i-045ebd27124159b6d\uff0c\u66ff\u6362\u4e3a vAER-B \u7684instanceID i-09ff574d23245419a\uff1b<\/p>\n\n\n\n<p> \u7136\u540e\u70b9\u51fbSave changes. <\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"682\" src=\"http:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-199-1024x682.png\" alt=\"\" class=\"wp-image-548\" srcset=\"https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-199-1024x682.png 1024w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-199-300x200.png 300w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-199-768x511.png 768w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-199.png 1379w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>vAER-A\u548cvAER-B\u6545\u969c\u7684Test Event\u914d\u7f6e\u597d\u540e\uff0c\u6211\u4eec\u5c31\u53ef\u4ee5\u901a\u8fc7\u8fd9\u4e24\u4e2aTest Event\u6765\u6a21\u62dfCLoudWatch\u53d1\u6765\u7684Event\uff0c\u5e76\u4ee5\u6b64\u89e6\u53d1lambda\uff0c\u6d4b\u8bd5\u8def\u7531\u7684\u81ea\u52a8\u5012\u6362\u4e86\u3002<\/p>\n\n\n\n<p>\u3010<strong>\u7279\u522b\u6ce8\u610f Caution\uff01~\u3011<\/strong><\/p>\n\n\n\n<p>\u4e0b\u9762\u7684\u64cd\u4f5c\u4f1a\u6539\u52a8\u6d89\u53ca\u5230vAER-A\u548cvAER-B\u7684\u8def\u7531\u8868\uff0c\u5728\u751f\u4ea7\u73af\u5883\u8bf7\u8c28\u614e\u64cd\u4f5c\uff01\uff01<\/p>\n\n\n\n<p>\u8bf7\u5728\u64cd\u4f5c\u524d\uff0c\u5907\u4efd\u73b0\u6709\u8def\u7531\u8868\u914d\u7f6e\u3002<\/p>\n\n\n\n<p><\/p>\n\n\n\n<p>\u5728\u6d4b\u8bd5\u5012\u6362\u524d\uff0c\u6211\u4eec\u68c0\u67e5\u4e0b\u5f53\u524dVPC\u7684\u8def\u7531\u8868\u5982\u4e0b<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"391\" src=\"http:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-201-1024x391.png\" alt=\"\" class=\"wp-image-569\" srcset=\"https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-201-1024x391.png 1024w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-201-300x115.png 300w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-201-768x293.png 768w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-201.png 1037w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>\u56fe\u4e2d\u53ef\u89c1\uff0c\u8fd9\u91cc\u914d\u7f6e\u4e86\u4e24\u4e2a\u7f51\u6bb5 1.1.1.1\/32 \u548c 10.0.0.0\/16\u7684\u4e0b\u4e00\u8df3\u7f51\u5173\u8bbe\u7f6e\u4e3avAER-A\u7684ENI eni-071b4d6cbf57de651\u3002<\/p>\n\n\n\n<p><\/p>\n\n\n\n<p>\u4e0b\u9762\u7528 Event-vAER-A-Issue \u6a21\u62dfvAER-A\u72b6\u6001\u53d8\u4e3apending\uff0c\u770b\u80fd\u5426\u89e6\u53d1\u8def\u7531\u5207\u6362\u3002<\/p>\n\n\n\n<p> \u8fdb\u5165Lambda \u201cAxesdnRouterTableAutoFailoverForSDWAN-vAER\u201d\uff0c\u70b9\u51fbCode\u3002 <\/p>\n\n\n\n<p>\u70b9\u51fbCode\u4e0bTest\u65c1\u8fb9\u7684\u4e0b\u62c9\u83dc\u5355\uff08\u5c0f\u4e09\u89d2\uff09\uff0c\u9009\u62e9 Event-vAER-A-Issue\uff0c\u7136\u540e\u518d\u70b9\u51fbTest\u3002 <\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"307\" src=\"http:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-200-1024x307.png\" alt=\"\" class=\"wp-image-554\" srcset=\"https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-200-1024x307.png 1024w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-200-300x90.png 300w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-200-768x230.png 768w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-200.png 1272w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>\u6267\u884c\u540e\uff0c\u4f1a\u81ea\u52a8\u5f39\u51faExecution results\uff0c\u5982\u4e0b\u56fe\u7ea2\u6846\u6240\u793a<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"596\" src=\"http:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-202-1024x596.png\" alt=\"\" class=\"wp-image-570\" srcset=\"https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-202-1024x596.png 1024w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-202-300x174.png 300w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-202-768x447.png 768w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-202.png 1214w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>Printout\u7ed3\u679c\u5982\u4e0b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Test Event Name\nEvent-vAER-A-Issue\n\nResponse\nnull\n\nFunction Logs\nSTART RequestId: 20946866-9d20-46e3-bb5a-18fc56dc61af Version: $LATEST\n{'id': '153bbf21-05cb-aa5f-f22d-c602cd2dbee4', 'detail-type': 'EC2 Instance State-change Notification', 'source': 'aws.ec2', 'account': '731262942057', 'time': '2021-12-11T12:59:41Z', 'region': 'us-west-1', 'resources': &#091;'arn:aws:ec2:us-west-1:731262942057:instance\/i-045ebd27124159b6d'], 'detail': {'instance-id': 'i-045ebd27124159b6d', 'state': 'pending'}}\nThe instance i-045ebd27124159b6d with the ENI eni-071b4d6cbf57de651 is NOT RUNNING currently\nSo this script will failover the related TARGET eni in the route table, from eni-071b4d6cbf57de651 to eni-0847da0f62b486046, if it's NOT eni-0847da0f62b486046 currently\nrtb-024855d8566b8128b Route Deleting started for 1.1.1.1\/32 with eniid eni-071b4d6cbf57de651\nrtb-024855d8566b8128b Route Deleted for 1.1.1.1\/32 with eniid eni-071b4d6cbf57de651\nrtb-024855d8566b8128b Route creating started for 1.1.1.1\/32 with eniid eni-0847da0f62b486046\nrtb-024855d8566b8128b Route created for 1.1.1.1\/32 with eniid eni-0847da0f62b486046\nrtb-024855d8566b8128b Route Deleting started for 10.0.0.0\/16 with eniid eni-071b4d6cbf57de651\nrtb-024855d8566b8128b Route Deleted for 10.0.0.0\/16 with eniid eni-071b4d6cbf57de651\nrtb-024855d8566b8128b Route creating started for 10.0.0.0\/16 with eniid eni-0847da0f62b486046\nrtb-024855d8566b8128b Route created for 10.0.0.0\/16 with eniid eni-0847da0f62b486046\nEND RequestId: 20946866-9d20-46e3-bb5a-18fc56dc61af\nREPORT RequestId: 20946866-9d20-46e3-bb5a-18fc56dc61af\tDuration: 2594.08 ms\tBilled Duration: 2595 ms\tMemory Size: 128 MB\tMax Memory Used: 75 MB\tInit Duration: 253.09 ms\n\nRequest ID\n20946866-9d20-46e3-bb5a-18fc56dc61af<\/code><\/pre>\n\n\n\n<p>\u4ecelog\u53ef\u4ee5\u770b\u51fa\uff0clambda\u5df2\u6210\u529f\u8fd0\u884c\uff0c\u5e76\u5c1d\u8bd5failover the related TARGET eni in the route table, from eni-071b4d6cbf57de651 to eni-0847da0f62b486046\uff0c\u4e5f\u5c31\u662f\u628a\u8def\u7531\u4e2d\u7684vAER-A\u5207\u6362\u5230vAER-B\u3002<\/p>\n\n\n\n<p>\u4e0b\u9762\u6211\u4eec\u53bb\u770b\u4e0b\u8def\u7531\u8868\u662f\u5426\u771f\u7684\u6709\u5207\u6362\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"189\" src=\"http:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-203-1024x189.png\" alt=\"\" class=\"wp-image-571\" srcset=\"https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-203-1024x189.png 1024w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-203-300x55.png 300w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-203-768x142.png 768w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-203.png 1035w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><figcaption>\u5df2\u6210\u529f\u5207\u6362\u3002<\/figcaption><\/figure>\n\n\n\n<p>\u4e0b\u9762\u6211\u4eec\u518d\u7528Test Event Event-vAER-B-Issue\uff0c\u6a21\u62dfvAER-B\u51fa\u95ee\u9898\uff0c\u770b\u8def\u7531\u80fd\u5426\u518d\u5207\u56devAER-A\u4e0a\u3002<\/p>\n\n\n\n<p> \u8fdb\u5165Lambda \u201cAxesdnRouterTableAutoFailoverForSDWAN-vAER\u201d\uff0c\u70b9\u51fbCode\u3002 <\/p>\n\n\n\n<p>\u70b9\u51fbCode\u4e0bTest\u65c1\u8fb9\u7684\u4e0b\u62c9\u83dc\u5355\uff08\u5c0f\u4e09\u89d2\uff09\uff0c\u9009\u62e9 Event-vAER-B-Issue\uff0c\u7136\u540e\u518d\u70b9\u51fbTest\u3002 <\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"255\" src=\"http:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-204-1024x255.png\" alt=\"\" class=\"wp-image-572\" srcset=\"https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-204-1024x255.png 1024w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-204-300x75.png 300w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-204-768x191.png 768w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-204.png 1262w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>Lambda\u8fd0\u884c\u7684Execution results\u7684Printout\u7ed3\u679c\u5982\u4e0b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Test Event Name\nEvent-vAER-B-Issue\n\nResponse\nnull\n\nFunction Logs\nSTART RequestId: 704ffb59-0b42-48de-b320-b4a745496ad5 Version: $LATEST\n{'id': '153bbf21-05cb-aa5f-f22d-c602cd2dbee4', 'detail-type': 'EC2 Instance State-change Notification', 'source': 'aws.ec2', 'account': '731262942057', 'time': '2021-12-11T12:59:41Z', 'region': 'us-west-1', 'resources': &#091;'arn:aws:ec2:us-west-1:731262942057:instance\/i-09ff574d23245419a'], 'detail': {'instance-id': 'i-09ff574d23245419a', 'state': 'pending'}}\nThe instance i-09ff574d23245419a with the ENI eni-0847da0f62b486046 is NOT RUNNING currently\nSo this script will failover the related TARGET eni in the route table, from eni-0847da0f62b486046 to eni-071b4d6cbf57de651, if it's NOT eni-071b4d6cbf57de651 currently\nrtb-024855d8566b8128b Route Deleting started for 1.1.1.1\/32 with eniid eni-0847da0f62b486046\nrtb-024855d8566b8128b Route Deleted for 1.1.1.1\/32 with eniid eni-0847da0f62b486046\nrtb-024855d8566b8128b Route creating started for 1.1.1.1\/32 with eniid eni-071b4d6cbf57de651\nrtb-024855d8566b8128b Route created for 1.1.1.1\/32 with eniid eni-071b4d6cbf57de651\nrtb-024855d8566b8128b Route Deleting started for 10.0.0.0\/16 with eniid eni-0847da0f62b486046\nrtb-024855d8566b8128b Route Deleted for 10.0.0.0\/16 with eniid eni-0847da0f62b486046\nrtb-024855d8566b8128b Route creating started for 10.0.0.0\/16 with eniid eni-071b4d6cbf57de651\nrtb-024855d8566b8128b Route created for 10.0.0.0\/16 with eniid eni-071b4d6cbf57de651\nEND RequestId: 704ffb59-0b42-48de-b320-b4a745496ad5\nREPORT RequestId: 704ffb59-0b42-48de-b320-b4a745496ad5\tDuration: 2589.29 ms\tBilled Duration: 2590 ms\tMemory Size: 128 MB\tMax Memory Used: 75 MB\tInit Duration: 252.30 ms\n\nRequest ID\n704ffb59-0b42-48de-b320-b4a745496ad5<\/code><\/pre>\n\n\n\n<p>\u4ecelog\u53ef\u4ee5\u770b\u51fa\uff0clambda\u5df2\u6210\u529f\u8fd0\u884c\uff0c\u5e76\u5c1d\u8bd5 failover the related TARGET eni in the route table, from eni-0847da0f62b486046 to eni-071b4d6cbf57de651 \uff0c\u4e5f\u5c31\u662f\u628a\u8def\u7531\u4e2d\u7684vAER-B\u5207\u6362\u5230vAER-A\u3002<\/p>\n\n\n\n<p>\u53bb\u68c0\u67e5\u8def\u7531\u8868\uff0c\u786e\u8ba4\u5df2\u7ecf\u4ecevAER-B\u5207\u6362\u5230vAER-A\u3002 <\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"190\" src=\"http:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-205-1024x190.png\" alt=\"\" class=\"wp-image-575\" srcset=\"https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-205-1024x190.png 1024w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-205-300x56.png 300w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-205-768x142.png 768w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-205.png 1032w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>\u4ee5\u4e0a\u5c31\u662fTest Event\u7684\u914d\u7f6e\u548c\u6d4b\u8bd5\u8fc7\u7a0b\u3002<\/p>\n\n\n\n<p><\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"3-2-6-\u5c0f\u7ed3\"><span class=\"ez-toc-section\" id=\"326_%E5%B0%8F%E7%BB%93\"><\/span>3.2.6 \u5c0f\u7ed3<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>\u901a\u8fc7\u672c\u8282\u914d\u7f6elambda\uff0c\u6211\u4eec\u5df2\u7ecf\u5b9e\u73b0\u4e86\u8def\u7531\u5012\u6362\u7684\u6838\u5fc3\u529f\u80fd\uff0c\u5e76\u4e14\u901a\u8fc7Test Event\u6d4b\u8bd5\u89e6\u53d1\u4e86lambda\uff0c\u5b9e\u73b0\u4e86\u4efb\u610fvAER\u51fa\u95ee\u9898\uff0c\u76f8\u5173\u7684\u8def\u7531\u90fd\u4f1a\u5207\u6362\u5230\u53e6\u5916\u4e00\u4e2avAER\u4e0a\u3002<\/p>\n\n\n\n<p>\u4e0b\u9762\uff0c\u6211\u4eec\u9700\u8981\u914d\u7f6eCloudWatch Event\uff0c\u6765\u4fdd\u8bc1\u67d0\u4e00vAER\u771f\u6b63\u51fa\u95ee\u9898\u65f6\uff0c\u53ef\u4ee5\u89e6\u53d1lambda\u5b9e\u73b0\u8def\u7531\u81ea\u52a8\u5207\u6362\u3002<\/p>\n\n\n\n<p><\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"3-3-\u914d\u7f6ecloudwatch-event\"><span class=\"ez-toc-section\" id=\"33_%E9%85%8D%E7%BD%AECloudWatch_Event\"><\/span>3.3 \u914d\u7f6eCloudWatch Event<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>\u6211\u4eec\u60f3\u8981\u5b9e\u73b0\u7684\u6548\u679c\u662f\uff1a<\/p>\n\n\n\n<p>\u4e24\u4e2avAER\u7684\u5b9e\u4f8b\uff0c\u65e0\u8bba\u5176\u4e2d\u4efb\u4f55\u4e00\u4e2a\u7684\u5b9e\u4f8b\u72b6\u6001\uff08instance state\uff09\uff0c\u4e0d\u662frunning\u7684\uff0c\u90fd\u53d1\u9001CloudWatch Event\u5230lambda\uff0c\u4ee5\u89e6\u53d1lambda\u8fdb\u884c\u8def\u7531\u5207\u6362\u3002<\/p>\n\n\n\n<p>\u73b0\u5728\u5f00\u59cb\u914d\u7f6e\u3002<\/p>\n\n\n\n<p>\u8fdb\u5165Lambda \u201cAxesdnRouterTableAutoFailoverForSDWAN-vAER\u201d\uff0c\u70b9\u51fb<strong>Function overview<\/strong>\u4e2d\u7684\u201c+ Add trigger\u201d\u3002 <\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"392\" src=\"http:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-206-1024x392.png\" alt=\"\" class=\"wp-image-581\" srcset=\"https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-206-1024x392.png 1024w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-206-300x115.png 300w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-206-768x294.png 768w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-206.png 1379w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>\u9009\u62e9EventBridge (CloudWatch Events)\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"875\" height=\"1024\" src=\"http:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-207-875x1024.png\" alt=\"\" class=\"wp-image-586\" srcset=\"https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-207-875x1024.png 875w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-207-256x300.png 256w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-207-768x899.png 768w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-207.png 896w\" sizes=\"auto, (max-width: 875px) 100vw, 875px\" \/><\/figure>\n\n\n\n<p>\u9009\u62e9Create a new rule\uff1b<\/p>\n\n\n\n<p>Rule name*\u8fd9\u91cc\u586b\u5165\u8fd9\u6761\u89c4\u5219\u7684\u540d\u5b57\uff0c\u6700\u597d\u8fd8\u662f\u6ee1\u8db3\u6e05\u6670\u6613\u8bc6\u522b\u7684\u539f\u5219\uff0c\u6211\u8fd9\u91cc\u586b\u5165 CloudWatch-Rule-Axesdn-DetectvAerState-ChangeRouteTableAuto\uff1b<\/p>\n\n\n\n<p>Rule description\u53ef\u4ee5\u586b\u5165\u4e00\u4e9b\u5fc5\u8981\u7684\u4fe1\u606f\uff0c\u4ee5\u65b9\u4fbf\u4ee5\u540e\u6574\u7406\u548c\u56de\u5fc6\uff0c\u6211\u8fd9\u91cc\u586b\u5165\uff1a<\/p>\n\n\n\n<p>For triggering lambda AxesdnRouterTableAutoFailoverForSDWAN-vAER, when one of the vAERs\u2018 state is NOT running, to change route table automatically. Please do NOT delete it.<\/p>\n\n\n\n<p>Rule type\u9009\u62e9Event pattern\uff1b<\/p>\n\n\n\n<p>Event\u9009\u62e9 EC2 &#8211;&gt; EC2 instance state-change notification<\/p>\n\n\n\n<p>\u52fe\u9009Detail\uff1b\u5e76\u52fe\u9009Detail\u4e2d\u7684State\u548cInstances\uff1b<\/p>\n\n\n\n<p>State\u4e2d\u9009\u4e2d\u9664\u4e86running\u4e4b\u5916\u7684\u6240\u6709state<\/p>\n\n\n\n<p>Instance ID\u586b\u5165vAER-A\u548cvAER-B\u7684instance ID<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"952\" height=\"1024\" src=\"http:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-208-952x1024.png\" alt=\"\" class=\"wp-image-590\" srcset=\"https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-208-952x1024.png 952w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-208-279x300.png 279w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-208-768x826.png 768w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-208.png 969w\" sizes=\"auto, (max-width: 952px) 100vw, 952px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"955\" height=\"1024\" src=\"http:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-210-955x1024.png\" alt=\"\" class=\"wp-image-592\" srcset=\"https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-210-955x1024.png 955w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-210-280x300.png 280w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-210-768x823.png 768w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-210.png 972w\" sizes=\"auto, (max-width: 955px) 100vw, 955px\" \/><\/figure>\n\n\n\n<p>\u586b\u5b8c\u4e0a\u9762\u7684\u914d\u7f6e\u4fe1\u606f\u540e\uff0c\u5b9e\u9645\u4e0a\u6211\u4eec\u53ef\u4ee5\u770b\u5230AWS\u4f1a\u81ea\u52a8\u751f\u6210<strong>Event pattern<\/strong>\u5982\u4e0b\uff0c\u8fd9\u90e8\u5206\u65e0\u9700\u64cd\u4f5c\uff0c\u5c31\u662f\u4ecb\u7ecd\u4e0b\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>{\n  \"source\": &#091;\n    \"aws.ec2\"\n  ],\n  \"detail-type\": &#091;\n    \"EC2 Instance State-change Notification\"\n  ],\n  \"detail\": {\n    \"state\": &#091;\n      \"pending\",\n      \"shutting-down\",\n      \"stopped\",\n      \"stopping\",\n      \"terminated\"\n    ],\n    \"instance-id\": &#091;\n      \"i-045ebd27124159b6d\",\n      \"i-09ff574d23245419a\"\n    ]\n  }\n}<\/code><\/pre>\n\n\n\n<p>\u4e0a\u9762\u914d\u7f6e\u5b8c\u6bd5\u540e\uff0c\u70b9\u51fb\u9875\u9762\u6700\u4e0b\u65b9\u7684Add\u3002<\/p>\n\n\n\n<p>\u7136\u540e\uff0c\u5728Lambda\u7684<strong>Function overview<\/strong>\u4e2d\uff0c\u5c31\u53ef\u4ee5\u770b\u5230\u65b0\u914d\u7f6e\u7684trigger\u4e86\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"675\" src=\"http:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-211-1024x675.png\" alt=\"\" class=\"wp-image-593\" srcset=\"https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-211-1024x675.png 1024w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-211-300x198.png 300w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-211-768x507.png 768w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-211.png 1190w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>\u81f3\u6b64\uff0c\u914d\u7f6e\u7684\u90e8\u5206\u5df2\u5168\u90e8\u5b8c\u6210\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"3-4-\u672c\u7ae0\u5c0f\u7ed3\"><span class=\"ez-toc-section\" id=\"34_%E6%9C%AC%E7%AB%A0%E5%B0%8F%E7%BB%93\"><\/span>3.4 \u672c\u7ae0\u5c0f\u7ed3<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>\u81f3\u6b64\uff0c\u672c\u6559\u7a0b\u63d0\u53ca\u7684\u914d\u7f6e\u5df2\u5168\u90e8\u5b8c\u6210\u3002<\/p>\n\n\n\n<p>\u6574\u4e2a\u8def\u7531\u5207\u6362\u7684\u6d41\u7a0b\u5982\u4e0b\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\"><li>CloudWatch\u76d1\u63a7vAER-A\u548cvAER-B\u7684\u5b9e\u4f8b\u72b6\u6001\uff08\u4e0d\u662frunning\u5219\u89e6\u53d1\uff09\uff1b<\/li><li>vAER-A\u6216\u8005vAER-B\u7684\u72b6\u6001\u4e0d\u662frunning\uff1b<\/li><li>\u89e6\u53d1CloudWatch\u53d1\u9001event\u7ed9lambda\uff1b<\/li><li>lambda\u5f00\u59cb\u8fd0\u884c\uff1b<\/li><li>lambda\u8bfb\u53d6event\u4e2d\u51fa\u95ee\u9898\u5b9e\u4f8b\u7684instanceID\uff0c\u5e76\u83b7\u53d6\u8be5\u95ee\u9898\u5b9e\u4f8b\u7684ENI\uff1b<\/li><li>lambda\u8bfb\u53d6\u73af\u5883\u53d8\u91cf\u4e2dvAER-A\u548cvAER-B\u7684ENI\uff0cVPC ID\uff0cregion\uff1b<\/li><li>lambda\u6bd4\u8f83\u51fa\u95ee\u9898\u5b9e\u4f8b\u7684ENI\u548cvAER-A &amp; vAER-B\u5b9e\u4f8b\u7684ENI\uff0c\u82e5\u51fa\u95ee\u9898\u7684\u4e3a\u4e8c\u8005\u4e4b\u4e00\uff0c\u5219\u5f00\u59cb\u51c6\u5907\u5728\u8def\u7531\u8868\u4e2d\u7528\u53e6\u4e00\u4e2aENI\u4ee3\u66ff\u51fa\u95ee\u9898\u7684ENI\uff1b<\/li><li>lambda\u8bfb\u53d6\u73b0\u6709VPC\u7684\u8def\u7531\u8868\uff0c\u5e76\u9010\u6761\u8def\u7531\u68c0\u67e5\uff0c\u82e5\u6709\u8def\u7531\u7684target\u4e3a\u51fa\u95ee\u9898\u7684ENI\uff0c\u5219\u66ff\u6362\u4e3a\u53e6\u4e00\u4e2aENI\uff1b<\/li><li>\u7ed3\u675f\u7a0b\u5e8f\u3002<\/li><\/ol>\n\n\n\n<p><\/p>\n\n\n\n<h1 class=\"wp-block-heading\" id=\"4-\u9a8c\u6536-\u81ea\u52a8\u5207\u6362\u6d4b\u8bd5\"><span class=\"ez-toc-section\" id=\"4_%E9%AA%8C%E6%94%B6%EF%BC%88%E8%87%AA%E5%8A%A8%E5%88%87%E6%8D%A2%E6%B5%8B%E8%AF%95%EF%BC%89\"><\/span>4. \u9a8c\u6536\uff08\u81ea\u52a8\u5207\u6362\u6d4b\u8bd5\uff09<span class=\"ez-toc-section-end\"><\/span><\/h1>\n\n\n\n<p>\u3010<strong>\u7279\u522b\u6ce8\u610f Caution\uff01~\u3011<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>\u4e0b\u9762\u7684\u64cd\u4f5c\u4f1a\u6539\u52a8\u6d89\u53ca\u5230vAER-A\u548cvAER-B\u7684\u8def\u7531\u8868\uff0c\u5728\u751f\u4ea7\u73af\u5883\u8bf7\u8c28\u614e\u64cd\u4f5c\uff01\uff01<\/li><li>\u8bf7\u5728\u64cd\u4f5c\u524d\uff0c\u5907\u4efd\u73b0\u6709\u8def\u7531\u8868\u914d\u7f6e\u3002<\/li><li>\u672c\u7ae0\u64cd\u4f5c\u6d89\u53ca\u5230\u5173\u505cvAER\u5b9e\u4f8b\uff08stop instance\uff09\uff0c\u8bf7\u786e\u4fdd\u60a8\u6709\u8db3\u591f\u7684\u64cd\u4f5c\u6743\u9650\uff0c\u5e76\u786e\u8ba4\u60a8\u5173\u95ed\u7684\uff0c\u662f\u6b63\u786e\u7684\u5b9e\u4f8b\u3002<\/li><li>\u8bf7\u786e\u8ba4\u4e24\u4e2avAER\u5b9e\u4f8b\u90fd\u7ed1\u5b9a\u4e86\u5f39\u6027IP\uff08EIP\uff09\uff0c\u5426\u5219stop instance\u518d\u6b21start\u540e\uff0c\u5b9e\u4f8b\u7684\u516c\u7f51IP\u53ef\u80fd\u53d1\u751f\u6539\u53d8\u3002<\/li><\/ul>\n\n\n\n<p><\/p>\n\n\n\n<p>\u4e0b\u9762\u6211\u4eec\u8ba9\u76f8\u5173\u8def\u7531\u6307\u5411vAER-A\uff0c\u4fdd\u6301vAER-A\u548cvAER-B\u90fd\u4e3arunning\u7684\u72b6\u6001\u3002<\/p>\n\n\n\n<p>\u7136\u540e\u505a\u5982\u4e0b\u64cd\u4f5c\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\"><li>Stop vAER-A\u7684\u5b9e\u4f8b\uff0c\u9884\u671f\u6548\u679c\uff1a\u76f8\u5173\u8def\u7531\u81ea\u52a8\u5207\u6362\u5230vAER-B\u4e0a\uff1b<\/li><li>\u518d\u6b21\u542f\u52a8vAER-A\uff0c\u9884\u671f\u6548\u679c\uff1a\u76f8\u5173\u8def\u7531\u4e0d\u53d1\u751f\u5207\u6362\uff0c\u4fdd\u6301\u5728vAER-B\u4e0a\uff1b<\/li><li>Stop vAER-B\u7684\u5b9e\u4f8b\uff0c\u9884\u671f\u6548\u679c\uff1a\u76f8\u5173\u8def\u7531\u81ea\u52a8\u5207\u6362\u5230vAER-A\u4e0a\uff1b<\/li><li>\u518d\u6b21\u542f\u52a8vAER-B\uff0c\u9884\u671f\u6548\u679c\uff1a\u76f8\u5173\u8def\u7531\u4e0d\u53d1\u751f\u5207\u6362\uff0c\u4fdd\u6301\u5728vAER-A\u4e0a\u3002<\/li><\/ol>\n\n\n\n<p>\u5982\u679c\u4e0a\u8ff0\u64cd\u4f5c\uff0c\u53ef\u4ee5\u5b9e\u73b0\u9884\u671f\u6548\u679c\uff0c\u5219\u81ea\u52a8\u5207\u6362\u6d4b\u8bd5\u901a\u8fc7\u3002<\/p>\n\n\n\n<p><\/p>\n\n\n\n<p>\u5f00\u59cb\u6d4b\u8bd5\u524d\uff0c\u5148\u68c0\u67e5vAER-A\u548cvAER-B\u7684\u5b9e\u4f8b\u72b6\u6001\uff0c\u90fd\u4e3arunning\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"779\" height=\"183\" src=\"http:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-212.png\" alt=\"\" class=\"wp-image-622\" srcset=\"https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-212.png 779w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-212-300x70.png 300w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-212-768x180.png 768w\" sizes=\"auto, (max-width: 779px) 100vw, 779px\" \/><\/figure>\n\n\n\n<p>\u68c0\u67e5\u5e76\u5b58\u6863VPC\u8def\u7531\u8868\uff0c\u786e\u8ba4\u76f8\u5173\u8def\u7531\u6307\u5411\u7684\u662fvAER-A\u7684ENI\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"242\" src=\"http:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-213-1024x242.png\" alt=\"\" class=\"wp-image-623\" srcset=\"https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-213-1024x242.png 1024w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-213-300x71.png 300w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-213-768x181.png 768w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-213.png 1356w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>\u4e0b\u9762\u5f00\u59cb\u64cd\u4f5c\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"4-1-stop-vaer-a\u7684\u5b9e\u4f8b\"><span class=\"ez-toc-section\" id=\"41_Stop_vAER-A%E7%9A%84%E5%AE%9E%E4%BE%8B\"><\/span>4.1 Stop vAER-A\u7684\u5b9e\u4f8b<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"675\" height=\"276\" src=\"http:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-214.png\" alt=\"\" class=\"wp-image-626\" srcset=\"https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-214.png 675w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-214-300x123.png 300w\" sizes=\"auto, (max-width: 675px) 100vw, 675px\" \/><\/figure>\n\n\n\n<p>\u9884\u671f\u6548\u679c\uff1a\u76f8\u5173\u8def\u7531\u81ea\u52a8\u5207\u6362\u5230vAER-B\u4e0a\u3002<\/p>\n\n\n\n<p>\u67e5\u770b\u8def\u7531\u8868\uff0c\u5982\u4e0b\u56fe\uff0c<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"243\" src=\"http:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-215-1024x243.png\" alt=\"\" class=\"wp-image-627\" srcset=\"https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-215-1024x243.png 1024w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-215-300x71.png 300w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-215-768x182.png 768w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-215.png 1359w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><figcaption>\u53ef\u89c1\u76f8\u5173\u8def\u7531\uff0c\u5df2\u5207\u6362\u5230vAER-B\u7684ENI\u3002<\/figcaption><\/figure>\n\n\n\n<p>\u6ee1\u8db3\u9884\u671f\u6548\u679c\u3002<\/p>\n\n\n\n<p>\u6b64\u65f6\uff0c\u901a\u8fc7\u5982\u4e0b\u4f4d\u7f6e\uff0c\u53ef\u4ee5\u67e5\u770blambda\u8fd0\u884c\u7684log<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"722\" src=\"http:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-216-1024x722.png\" alt=\"\" class=\"wp-image-628\" srcset=\"https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-216-1024x722.png 1024w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-216-300x212.png 300w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-216-768x542.png 768w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-216-1536x1083.png 1536w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-216.png 1696w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"481\" src=\"http:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-217-1024x481.png\" alt=\"\" class=\"wp-image-629\" srcset=\"https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-217-1024x481.png 1024w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-217-300x141.png 300w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-217-768x361.png 768w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-217-1536x722.png 1536w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-217.png 1696w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><figcaption>\u4ecelog\u4e0a\u6765\u770b\uff0c\u8fd0\u884c\u4e5f\u90fd\u6b63\u5e38\u3002<\/figcaption><\/figure>\n\n\n\n<p><\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"4-2-\u518d\u6b21\u542f\u52a8vaer-a\"><span class=\"ez-toc-section\" id=\"42_%E5%86%8D%E6%AC%A1%E5%90%AF%E5%8A%A8vAER-A\"><\/span>4.2 <span style=\"font-size: revert; color: initial;\">\u518d\u6b21\u542f\u52a8vAER-A<\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"818\" height=\"112\" src=\"http:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-218.png\" alt=\"\" class=\"wp-image-631\" srcset=\"https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-218.png 818w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-218-300x41.png 300w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-218-768x105.png 768w\" sizes=\"auto, (max-width: 818px) 100vw, 818px\" \/><\/figure>\n\n\n\n<p><span style=\"font-size: revert; color: initial;\">\u9884\u671f\u6548\u679c\uff1a\u76f8\u5173\u8def\u7531\u4e0d\u53d1\u751f\u5207\u6362\uff0c\u4fdd\u6301\u5728vAER-B\u4e0a<\/span> <\/p>\n\n\n\n<p>\u67e5\u770b\u8def\u7531\u8868\uff0c\u76f8\u5173\u8def\u7531\u672a\u53d1\u751f\u5207\u6362\uff0c\u8fd8\u662f\u4fdd\u6301\u5728vAER-B\u4e0a\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"147\" src=\"http:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-219-1024x147.png\" alt=\"\" class=\"wp-image-633\" srcset=\"https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-219-1024x147.png 1024w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-219-300x43.png 300w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-219-768x111.png 768w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-219.png 1341w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>\u6ee1\u8db3\u9884\u671f\u6548\u679c\u3002 <\/p>\n\n\n\n<p>\u6b64\u65f6\u82e5\u67e5\u770blambda\u7684log\uff0c\u56e0\u4e3avAER-A\u4f1a\u4ecepending\u53d8\u4e3arunning\u3002\u5728pending\u7684\u72b6\u6001\u4f1a\u89e6\u53d1lambda\uff0c\u7a0b\u5e8f\u5c1d\u8bd5\u628a\u8def\u7531\u4ecevAER-A\u5207\u6362\u5230vAER-B\u3002\u4f46\u6b64\u65f6\u8def\u7531\u672c\u8eab\u5c31\u5728vAER-B\u4e0a\uff0c\u56e0\u6b64\u5b9e\u9645\u4e0a\u6ca1\u6709\u8def\u7531\u88ab\u6539\u53d8\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"194\" src=\"http:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-220-1024x194.png\" alt=\"\" class=\"wp-image-634\" srcset=\"https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-220-1024x194.png 1024w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-220-300x57.png 300w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-220-768x146.png 768w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-220.png 1313w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"4-3-stop-vaer-b\u7684\u5b9e\u4f8b\"><span class=\"ez-toc-section\" id=\"43_Stop_vAER-B%E7%9A%84%E5%AE%9E%E4%BE%8B\"><\/span>4.3 Stop vAER-B\u7684\u5b9e\u4f8b<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"669\" height=\"272\" src=\"http:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-221.png\" alt=\"\" class=\"wp-image-635\" srcset=\"https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-221.png 669w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-221-300x122.png 300w\" sizes=\"auto, (max-width: 669px) 100vw, 669px\" \/><\/figure>\n\n\n\n<p>\u9884\u671f\u6548\u679c\uff1a\u76f8\u5173\u8def\u7531\u81ea\u52a8\u5207\u6362\u5230vAER-A\u4e0a\u3002<\/p>\n\n\n\n<p>\u67e5\u770b\u8def\u7531\u8868\uff0c\u5982\u4e0b\u56fe\uff0c<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"143\" src=\"http:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-222-1024x143.png\" alt=\"\" class=\"wp-image-637\" srcset=\"https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-222-1024x143.png 1024w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-222-300x42.png 300w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-222-768x107.png 768w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-222.png 1342w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><figcaption>\u53ef\u89c1\u76f8\u5173\u8def\u7531\uff0c\u5df2\u5207\u6362\u5230vAER-A\u7684ENI\u3002<\/figcaption><\/figure>\n\n\n\n<p>\u6ee1\u8db3\u9884\u671f\u6548\u679c\u3002<\/p>\n\n\n\n<p>\u6b64\u65f6\uff0c\u67e5\u770blambda\u7684log\u5982\u4e0b\uff0c<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"626\" src=\"http:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-223-1024x626.png\" alt=\"\" class=\"wp-image-640\" srcset=\"https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-223-1024x626.png 1024w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-223-300x183.png 300w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-223-768x469.png 768w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-223-1536x938.png 1536w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-223.png 1696w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><figcaption> \u4ecelog\u4e0a\u6765\u770b\uff0c\u8fd0\u884c\u4e5f\u90fd\u6b63\u5e38\u3002 <\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"4-4-\u518d\u6b21\u542f\u52a8vaer-b\"><span class=\"ez-toc-section\" id=\"44_%E5%86%8D%E6%AC%A1%E5%90%AF%E5%8A%A8vAER-B\"><\/span>4.4 <span style=\"font-size: revert; color: initial;\">\u518d\u6b21\u542f\u52a8vAER-B<\/span> <span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"820\" height=\"114\" src=\"http:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-224.png\" alt=\"\" class=\"wp-image-645\" srcset=\"https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-224.png 820w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-224-300x42.png 300w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-224-768x107.png 768w\" sizes=\"auto, (max-width: 820px) 100vw, 820px\" \/><\/figure>\n\n\n\n<p><span style=\"font-size: revert; color: initial;\">\u9884\u671f\u6548\u679c\uff1a\u76f8\u5173\u8def\u7531\u4e0d\u53d1\u751f\u5207\u6362\uff0c\u4fdd\u6301\u5728vAER-A\u4e0a<\/span>\u3002<\/p>\n\n\n\n<p>\u67e5\u770b\u8def\u7531\u8868\uff0c\u76f8\u5173\u8def\u7531\u672a\u53d1\u751f\u5207\u6362\uff0c\u8fd8\u662f\u4fdd\u6301\u5728vAER-A\u4e0a\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"143\" src=\"http:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-225-1024x143.png\" alt=\"\" class=\"wp-image-647\" srcset=\"https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-225-1024x143.png 1024w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-225-300x42.png 300w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-225-768x108.png 768w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-225.png 1356w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>\u6ee1\u8db3\u9884\u671f\u6548\u679c\u3002 <\/p>\n\n\n\n<p>\u6b64\u65f6\u82e5\u67e5\u770blambda\u7684log\uff0c\u56e0\u4e3avAER-B\u4f1a\u4ecepending\u53d8\u4e3arunning\u3002\u5728pending\u7684\u72b6\u6001\u4f1a\u89e6\u53d1lambda\uff0c\u7a0b\u5e8f\u5c1d\u8bd5\u628a\u8def\u7531\u4ecevAER-B\u5207\u6362\u5230vAER-A\u3002\u4f46\u6b64\u65f6\u8def\u7531\u672c\u8eab\u5c31\u5728vAER-A\u4e0a\uff0c\u56e0\u6b64\u5b9e\u9645\u4e0a\u6ca1\u6709\u8def\u7531\u88ab\u6539\u53d8\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"193\" src=\"http:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-226-1024x193.png\" alt=\"\" class=\"wp-image-648\" srcset=\"https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-226-1024x193.png 1024w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-226-300x56.png 300w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-226-768x144.png 768w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-226.png 1329w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p><\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"4-5-\u672c\u7ae0\u5c0f\u7ed3\"><span class=\"ez-toc-section\" id=\"45_%E6%9C%AC%E7%AB%A0%E5%B0%8F%E7%BB%93\"><\/span>4.5 \u672c\u7ae0\u5c0f\u7ed3<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>\u672c\u7ae0\u9488\u5bf9\u672c\u6b21\u914d\u7f6e\u8bbe\u8ba1\u7684\u8def\u7531\u81ea\u52a8\u5207\u6362\uff0c\u8fdb\u884c\u4e86\u529f\u80fd\u6027\u9a8c\u6536\u6d4b\u8bd5\u3002<\/p>\n\n\n\n<p>\u6839\u636e\u4e0a\u9762\u7684\u6d4b\u8bd5\u6b65\u9aa4\uff0c\u5f97\u5230\u4e86\u9884\u671f\u7684\u6d4b\u8bd5\u6548\u679c\u3002\u56e0\u6b64\u529f\u80fd\u6ee1\u8db3\u9884\u671f\uff0c\u53ef\u4ee5\u4f7f\u7528\u3002<\/p>\n\n\n\n<p>\u8865\u5145\u8bf4\u660e\uff1a<\/p>\n\n\n\n<p>\u672c\u6b21\u6d4b\u8bd5\u672a\u6d89\u53ca\u4e24\u4e2avAER\u540c\u65f6\u51fa\u95ee\u9898\u7684\u60c5\u51b5\uff0c\u56e0\u4e3a\u5982\u679c\u4e24\u4e2avAER\u540c\u65f6\u4e0d\u53ef\u7528\u4e86\uff0c\u8be5\u5012\u6362\u673a\u5236\u4e5f\u5c31\u6ca1\u6709\u610f\u4e49\u4e86\u3002\u56e0\u6b64\u8be5\u811a\u672c\u4e0d\u8d1f\u8d23\u8fd9\u79cd\u573a\u666f\u7684\u6062\u590d\u3002<\/p>\n\n\n\n<p>\u5982\u679c\u5728\u751f\u4ea7\u73af\u5883\u4e2d\uff0c\u51fa\u73b0\u4e24\u4e2avAER\u540c\u65f6\u4e0d\u53ef\u7528\uff0c\u8bf7\u8054\u7cfbAWS\u548cAxesdn\u7684\u6280\u672f\u652f\u6301\uff0c\u5e76\u5c1d\u8bd5\u624b\u52a8\u6062\u590d\u3002<\/p>\n\n\n\n<p><\/p>\n\n\n\n<h1 class=\"wp-block-heading\" id=\"5-\u6269\u5c55\u5185\u5bb9\"><span class=\"ez-toc-section\" id=\"5_%E6%89%A9%E5%B1%95%E5%86%85%E5%AE%B9\"><\/span>5. \u6269\u5c55\u5185\u5bb9<span class=\"ez-toc-section-end\"><\/span><\/h1>\n\n\n\n<p>\u867d\u7136\u901a\u8fc7\u672c\u6559\u7a0b\u7684\u914d\u7f6e\uff0cSDWAN\u7684\u4e24\u4e2a\u5b9e\u4f8b\u53ef\u4ee5\u81ea\u52a8\u5012\u6362\uff0c\u4e0d\u9700\u8981\u4eba\u4e3a\u5e72\u9884\u3002<\/p>\n\n\n\n<p>\u4f46\u662f\uff0c\u5f53\u60a8AWS\u7684\u751f\u4ea7\u73af\u5883\u4e2d\uff0cvAER\u7684\u5b9e\u4f8b\u72b6\u6001\u4e0d\u662frunning\u4e86\uff0c\u6216\u8005\u8def\u7531\u53d1\u751f\u4e86\u5012\u6362\uff0c\u60a8\u4f5c\u4e3a\u7ba1\u7406\u5458\uff0c\u53ef\u80fd\u4e5f\u60f3\u8981\u7b2c\u4e00\u65f6\u95f4\u88ab\u544a\u77e5\u3002<\/p>\n\n\n\n<p>\u56e0\u6b64\uff0c\u6211\u4eec\u53ef\u4ee5\u4e3a\u8be5\u81ea\u52a8\u5316\u7a0b\u5e8f\u914d\u7f6e\u4e00\u4e2a\u81ea\u52a8\u89e6\u53d1\u7684\u90ae\u4ef6\u544a\u8b66\uff0c\u4ee5\u4fbf\u5b9e\u73b0\uff1a<\/p>\n\n\n\n<p>\u5f53vAER-A\u6216\u8005vAER-B\u7684\u5b9e\u4f8b\u72b6\u6001\u4e0d\u4e3arunning\uff0c\u5e76\u89e6\u53d1\u4e86lambda\u65f6\uff08\u6ce8\uff1a\u89e6\u53d1lambda\u4e0d\u4ee3\u8868\u8def\u7531\u4e00\u5b9a\u53d1\u751f\u5207\u6362\uff0c\u56e0\u4e3a\u53ef\u80fd\u662f\u6ca1\u5728\u88ab\u4f7f\u7528\u7684vAER\u7684\u72b6\u6001\u6709\u53d8\u5316\uff09\uff0c\u53d1\u9001\u90ae\u4ef6\u5230\u6307\u5b9a\u7684\u90ae\u7bb1\u3002<\/p>\n\n\n\n<p>\u8fd9\u91cc\u4f1a\u7528\u5230AWS\u7684SNS\uff08Simple Notification Service) \u670d\u52a1\u3002<\/p>\n\n\n\n<p>\u914d\u7f6e\u65b9\u6cd5\u5982\u4e0b\u3002<\/p>\n\n\n\n<p>AWS\u7ba1\u7406\u9875\u9762\u7684\u670d\u52a1\u4e2d\uff0c\u9009\u62e9Simple Notification Service\u670d\u52a1\uff0c\u5e76\u8fdb\u5165\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"297\" src=\"http:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-227-1024x297.png\" alt=\"\" class=\"wp-image-677\" srcset=\"https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-227-1024x297.png 1024w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-227-300x87.png 300w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-227-768x223.png 768w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-227.png 1294w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>\u70b9\u51fb\u5de6\u8fb9\u5bfc\u822a\u680f\u7684Topics<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"536\" src=\"http:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-228-1024x536.png\" alt=\"\" class=\"wp-image-678\" srcset=\"https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-228-1024x536.png 1024w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-228-300x157.png 300w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-228-768x402.png 768w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-228.png 1295w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>\u70b9\u51fbCreate topic<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"389\" src=\"http:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-229-1024x389.png\" alt=\"\" class=\"wp-image-680\" srcset=\"https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-229-1024x389.png 1024w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-229-300x114.png 300w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-229-768x291.png 768w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-229.png 1294w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>Type\u9009\u62e9Standard\uff1b<\/p>\n\n\n\n<p>Name\u548cDisplay name\u6211\u8fd9\u91cc\u586b\u5199\uff1aLambdaTriggered-RouteFailoverScirpt-forSDWAN<\/p>\n\n\n\n<p>\u5176\u4ed6\u914d\u7f6e\u4fdd\u6301\u9ed8\u8ba4\u5373\u53ef\uff0c\u7136\u540e\u70b9\u51fb\u201cCreate topic\u201d<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"1002\" src=\"http:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-230-1024x1002.png\" alt=\"\" class=\"wp-image-684\" srcset=\"https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-230-1024x1002.png 1024w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-230-300x294.png 300w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-230-768x751.png 768w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-230.png 1295w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>\u7136\u540e\u5c31\u53ef\u4ee5\u770b\u5230\u65b0\u521b\u5efa\u7684SNS Topic\u4e86\u3002<\/p>\n\n\n\n<p>\u70b9\u51fb\u9875\u9762\u4e2d\u7684\u201cCreate subscription\u201d<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"1002\" src=\"http:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-231-1024x1002.png\" alt=\"\" class=\"wp-image-686\" srcset=\"https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-231-1024x1002.png 1024w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-231-300x294.png 300w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-231-768x751.png 768w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-231.png 1295w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>Topic ARN\u4e0d\u7528\u6539\u52a8\uff1b<\/p>\n\n\n\n<p>Protocol\u9009\u62e9Email\uff1b<\/p>\n\n\n\n<p>Endpoint\u586b\u5199\u60a8\u9700\u8981\u63a5\u6536\u90ae\u4ef6\u7684\u90ae\u7bb1\uff1b<\/p>\n\n\n\n<p>\u5176\u4ed6\u914d\u7f6e\u4fdd\u6301\u9ed8\u8ba4\u5373\u53ef\uff1b<\/p>\n\n\n\n<p>\u7136\u540e\u70b9\u51fb\u201cCreate subscription\u201d\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"715\" src=\"http:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-232-1024x715.png\" alt=\"\" class=\"wp-image-689\" srcset=\"https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-232-1024x715.png 1024w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-232-300x209.png 300w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-232-768x536.png 768w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-232.png 1221w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>\u914d\u7f6e\u4e2d\u6709\u63d0\u5230\uff0cAfter your subscription is created, you must confirm it.<\/p>\n\n\n\n<p>\u73b0\u5728\u53bb\u90ae\u7bb1\u4e2d\u67e5\u6536\u786e\u8ba4\u90ae\u4ef6\u5982\u4e0b\uff0c<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"291\" src=\"http:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-233-1024x291.png\" alt=\"\" class=\"wp-image-691\" srcset=\"https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-233-1024x291.png 1024w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-233-300x85.png 300w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-233-768x218.png 768w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-233.png 1339w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>\u70b9\u51fb\u90ae\u4ef6\u4e2d\u7684\u201cConfirm subscription\u201d\uff0c\u5f39\u51fa\u6d4f\u89c8\u5668\u5982\u4e0b\u9875\u9762\u786e\u8ba4Subscription confirmed\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"564\" height=\"265\" src=\"http:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-234.png\" alt=\"\" class=\"wp-image-692\" srcset=\"https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-234.png 564w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-234-300x141.png 300w\" sizes=\"auto, (max-width: 564px) 100vw, 564px\" \/><\/figure>\n\n\n\n<p>\u6b64\u65f6\u5982\u679c\u56de\u5230SNS\u7ba1\u7406\u9875\u9762\u4e2d\uff0c\u67e5\u770b\u521a\u521a\u914d\u7f6e\u7684Topic\uff0c\u5982\u4e0b\u56fe\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"1002\" src=\"http:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-235-1024x1002.png\" alt=\"\" class=\"wp-image-693\" srcset=\"https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-235-1024x1002.png 1024w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-235-300x294.png 300w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-235-768x751.png 768w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-235.png 1295w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><figcaption>\u53ef\u89c1<strong>Subscriptions<\/strong>&nbsp;\u4e2d\u914d\u7f6e\u7684\u6761\u76ee\u7684\u72b6\u6001\u5df2\u53d8\u4e3aConfirmed\u4e86\u3002<\/figcaption><\/figure>\n\n\n\n<p>\u4e0b\u9762\uff0c\u6211\u4eec\u5230Lambda\u7684\u914d\u7f6e\u4e2d\uff0c\u4e3a\u8fd9\u6761lambda\u6dfb\u52a0\u521a\u521a\u914d\u7f6e\u7684SNS\u4f5c\u4e3adestination\u3002<\/p>\n\n\n\n<p>\u64cd\u4f5c\u65b9\u6cd5\u5982\u4e0b\u3002<\/p>\n\n\n\n<p> \u8fdb\u5165Lambda \u201cAxesdnRouterTableAutoFailoverForSDWAN-vAER\u201d\uff0c\u70b9\u51fb<strong>Function overview<\/strong>\u4e2d\u7684\u201c+ Add destination\u201d\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"613\" src=\"http:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-236-1024x613.png\" alt=\"\" class=\"wp-image-697\" srcset=\"https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-236-1024x613.png 1024w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-236-300x180.png 300w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-236-768x460.png 768w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-236.png 1256w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>Source\u9009\u62e9Asynchronous invocation\uff1b<\/p>\n\n\n\n<p>Condition\u5148\u9009\u62e9\u201cOn success\u201d\uff1b\u3010\u89e3\u91ca\u3011\u8fd9\u91cc\u662f\u6307lambda\u6267\u884c\u6210\u529f\u5219\u4f1a\u89e6\u53d1\u8fd9\u6761SNS\u3002\u6211\u4eec\u4e4b\u540e\u8fd8\u4f1a\u914d\u7f6e\u201cOn failure\u201d\u4e5f\u89e6\u53d1SNS\uff1b<\/p>\n\n\n\n<p>Destination type\u9009\u62e9SNS topic\uff1b<\/p>\n\n\n\n<p>Destination\u9009\u62e9\u521a\u521a\u521b\u5efa\u7684 LambdaTriggered-RouteFailoverScirpt-forSDWAN\uff1b<\/p>\n\n\n\n<p>\u7136\u540e\u70b9\u51fbSave\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"980\" height=\"899\" src=\"http:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-237.png\" alt=\"\" class=\"wp-image-699\" srcset=\"https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-237.png 980w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-237-300x275.png 300w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-237-768x705.png 768w\" sizes=\"auto, (max-width: 980px) 100vw, 980px\" \/><\/figure>\n\n\n\n<p>\u7136\u540e\uff0c\u6211\u4eec\u7528\u76f8\u540c\u7684\u65b9\u6cd5\uff0c\u518d\u914d\u7f6e\u4e00\u6761 \u201cOn failure\u201d \u7684destination\uff0c\u5982\u4e0b\u56fe\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"595\" src=\"http:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-238-1024x595.png\" alt=\"\" class=\"wp-image-701\" srcset=\"https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-238-1024x595.png 1024w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-238-300x174.png 300w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-238-768x446.png 768w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-238.png 1295w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1011\" height=\"806\" src=\"http:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-239.png\" alt=\"\" class=\"wp-image-702\" srcset=\"https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-239.png 1011w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-239-300x239.png 300w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-239-768x612.png 768w\" sizes=\"auto, (max-width: 1011px) 100vw, 1011px\" \/><\/figure>\n\n\n\n<p>\u914d\u7f6e\u5b8c\u6bd5\uff0c\u5982\u4e0b\u56fe\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"782\" src=\"http:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-240-1024x782.png\" alt=\"\" class=\"wp-image-703\" srcset=\"https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-240-1024x782.png 1024w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-240-300x229.png 300w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-240-768x586.png 768w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-240.png 1336w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>\u4e0b\u9762\u6211\u4eec\u6d4b\u8bd5\u4e0b\u3002<\/p>\n\n\n\n<p>\u76ee\u524dvAER-A\u548cvAER-B\u90fd\u662frunning\u7684\u72b6\u6001\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"775\" height=\"137\" src=\"http:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-241.png\" alt=\"\" class=\"wp-image-704\" srcset=\"https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-241.png 775w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-241-300x53.png 300w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-241-768x136.png 768w\" sizes=\"auto, (max-width: 775px) 100vw, 775px\" \/><\/figure>\n\n\n\n<p>SDWAN\u76f8\u5173\u8def\u7531\u662f\u6307\u5411vAER-A\u7684\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"985\" height=\"192\" src=\"http:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-242.png\" alt=\"\" class=\"wp-image-705\" srcset=\"https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-242.png 985w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-242-300x58.png 300w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-242-768x150.png 768w\" sizes=\"auto, (max-width: 985px) 100vw, 985px\" \/><\/figure>\n\n\n\n<p>\u6211\u4eec\u73b0\u5728\u624b\u52a8\u628avAER-A\u7ed9stop instance\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"684\" height=\"281\" src=\"http:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-243.png\" alt=\"\" class=\"wp-image-706\" srcset=\"https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-243.png 684w, https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-243-300x123.png 300w\" sizes=\"auto, (max-width: 684px) 100vw, 684px\" \/><\/figure>\n\n\n\n<p>\u64cd\u4f5c\u540e\u7ea61\u5206\u949f\u5185\uff0c\u6536\u5230\u4e24\u5c01\u90ae\u4ef6\u5982\u4e0b\uff0c<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"983\" height=\"448\" src=\"http:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-244.png\" alt=\"\" class=\"wp-image-708\" srcset=\"https:\/\/yushuoxin.top\/wp-content\/uploads\/2021\/12\/image-244.png 983w, 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