{"id":34425,"date":"2023-05-27T15:38:37","date_gmt":"2023-10-13T03:15:46","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/%e4%bd%bf%e7%94%a8lambda%ef%bc%88node-js%ef%bc%89%e5%9c%a8elasticache-for-memcached%e4%b8%8a%e8%bf%90%e8%a1%8c\/"},"modified":"2024-04-30T06:13:21","modified_gmt":"2024-04-29T22:13:21","slug":"%e4%bd%bf%e7%94%a8lambda%ef%bc%88node-js%ef%bc%89%e5%9c%a8elasticache-for-memcached%e4%b8%8a%e8%bf%90%e8%a1%8c","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e4%bd%bf%e7%94%a8lambda%ef%bc%88node-js%ef%bc%89%e5%9c%a8elasticache-for-memcached%e4%b8%8a%e8%bf%90%e8%a1%8c\/","title":{"rendered":"\u4f7f\u7528Lambda\uff08Node.js\uff09\u5728ElastiCache for Memcached\u4e0a\u8fd0\u884c"},"content":{"rendered":"<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d1d1d37434c4406c12859\/0-0.png\" alt=\"elasticache.png\" \/><\/div>\n<h2>AWS\u4e91\u5f00\u53d1\u5de5\u5177\u5305 (AWS CDK)<\/h2>\n<p>\u521b\u5efaVPC\uff0c\u5e76\u5c06ElastiCache\u548cLambda\u90e8\u7f72\u5728\u540c\u4e00\u5b50\u7f51\u4e2d\u3002\u5c06ElastiCache\u7684\u914d\u7f6e\u7ec8\u7aef\u8282\u70b9\u8bbe\u7f6e\u4e3aLambda\u7684\u73af\u5883\u53d8\u91cf\u3002\u8bf7\u4ece\u4ee5\u4e0b\u94fe\u63a5\u4e2d\u9009\u62e9\u9002\u5f53\u7684\u8282\u70b9\u6765\u8bbe\u7f6ecacheNodeType\u3002<\/p>\n<ul class=\"post-ul\">\u30b5\u30dd\u30fc\u30c8\u3055\u308c\u3066\u3044\u308b\u30ce\u30fc\u30c9\u306e\u7a2e\u985e &#8211; Amazon ElastiCache<\/ul>\n<p>\u4e3a\u4e86\u4eceVPC Lambda\u8bbf\u95eeElastiCache\uff0c\u9700\u8981\u521b\u5efa\u5b89\u5168\u7ec4\u7684\u5165\u7ad9\u89c4\u5219\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"k\">import<\/span> <span class=\"p\">{<\/span> <span class=\"nx\">Construct<\/span> <span class=\"p\">}<\/span> <span class=\"k\">from<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">constructs<\/span><span class=\"dl\">'<\/span><span class=\"p\">;<\/span>\r\n<span class=\"k\">import<\/span> <span class=\"o\">*<\/span> <span class=\"k\">as<\/span> <span class=\"nx\">cdk<\/span> <span class=\"k\">from<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">aws-cdk-lib<\/span><span class=\"dl\">'<\/span><span class=\"p\">;<\/span>\r\n<span class=\"k\">import<\/span> <span class=\"o\">*<\/span> <span class=\"k\">as<\/span> <span class=\"nx\">ec2<\/span> <span class=\"k\">from<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">aws-cdk-lib\/aws-ec2<\/span><span class=\"dl\">'<\/span><span class=\"p\">;<\/span>\r\n<span class=\"k\">import<\/span> <span class=\"o\">*<\/span> <span class=\"k\">as<\/span> <span class=\"nx\">elasticache<\/span> <span class=\"k\">from<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">aws-cdk-lib\/aws-elasticache<\/span><span class=\"dl\">'<\/span><span class=\"p\">;<\/span>\r\n<span class=\"k\">import<\/span> <span class=\"o\">*<\/span> <span class=\"k\">as<\/span> <span class=\"nx\">lambda<\/span> <span class=\"k\">from<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">aws-cdk-lib\/aws-lambda<\/span><span class=\"dl\">'<\/span><span class=\"p\">;<\/span>\r\n<span class=\"k\">import<\/span> <span class=\"o\">*<\/span> <span class=\"k\">as<\/span> <span class=\"nx\">lambdaNodeJs<\/span> <span class=\"k\">from<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">aws-cdk-lib\/aws-lambda-nodejs<\/span><span class=\"dl\">'<\/span><span class=\"p\">;<\/span>\r\n\r\n<span class=\"k\">export<\/span> <span class=\"kd\">class<\/span> <span class=\"nc\">SampleStack<\/span> <span class=\"kd\">extends<\/span> <span class=\"nc\">cdk<\/span><span class=\"p\">.<\/span><span class=\"nx\">Stack<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"nf\">constructor<\/span><span class=\"p\">(<\/span><span class=\"nx\">scope<\/span><span class=\"p\">:<\/span> <span class=\"nx\">Construct<\/span><span class=\"p\">,<\/span> <span class=\"nx\">id<\/span><span class=\"p\">:<\/span> <span class=\"kr\">string<\/span><span class=\"p\">,<\/span> <span class=\"nx\">props<\/span><span class=\"p\">?:<\/span> <span class=\"nx\">cdk<\/span><span class=\"p\">.<\/span><span class=\"nx\">StackProps<\/span><span class=\"p\">)<\/span> <span class=\"p\">{<\/span>\r\n        <span class=\"k\">super<\/span><span class=\"p\">(<\/span><span class=\"nx\">scope<\/span><span class=\"p\">,<\/span> <span class=\"nx\">id<\/span><span class=\"p\">,<\/span> <span class=\"nx\">props<\/span><span class=\"p\">);<\/span>\r\n\r\n        <span class=\"c1\">\/\/ VPC<\/span>\r\n        <span class=\"kd\">const<\/span> <span class=\"nx\">vpc<\/span> <span class=\"o\">=<\/span> <span class=\"k\">this<\/span><span class=\"p\">.<\/span><span class=\"nf\">createVpc<\/span><span class=\"p\">();<\/span>\r\n        <span class=\"kd\">const<\/span> <span class=\"nx\">securityGroup<\/span> <span class=\"o\">=<\/span> <span class=\"k\">this<\/span><span class=\"p\">.<\/span><span class=\"nf\">createVpcSecurityGroup<\/span><span class=\"p\">(<\/span><span class=\"nx\">vpc<\/span><span class=\"p\">);<\/span>\r\n\r\n        <span class=\"c1\">\/\/ ElastiCache<\/span>\r\n        <span class=\"kd\">const<\/span> <span class=\"nx\">memcache<\/span> <span class=\"o\">=<\/span> <span class=\"k\">this<\/span><span class=\"p\">.<\/span><span class=\"nf\">createElasticache<\/span><span class=\"p\">(<\/span><span class=\"nx\">vpc<\/span><span class=\"p\">,<\/span> <span class=\"nx\">securityGroup<\/span><span class=\"p\">);<\/span>\r\n        <span class=\"kd\">const<\/span> <span class=\"nx\">memcachedConfigEndpoint<\/span> <span class=\"o\">=<\/span> <span class=\"s2\">`<\/span><span class=\"p\">${<\/span><span class=\"nx\">memcache<\/span><span class=\"p\">.<\/span><span class=\"nx\">attrConfigurationEndpointAddress<\/span><span class=\"p\">}<\/span><span class=\"s2\">:<\/span><span class=\"p\">${<\/span><span class=\"nx\">memcache<\/span><span class=\"p\">.<\/span><span class=\"nx\">attrConfigurationEndpointPort<\/span><span class=\"p\">}<\/span><span class=\"s2\">`<\/span><span class=\"p\">;<\/span>\r\n\r\n        <span class=\"c1\">\/\/ VPC Lambda<\/span>\r\n        <span class=\"k\">this<\/span><span class=\"p\">.<\/span><span class=\"nf\">createFunc<\/span><span class=\"p\">(<\/span><span class=\"nx\">vpc<\/span><span class=\"p\">,<\/span> <span class=\"nx\">memcachedConfigEndpoint<\/span><span class=\"p\">);<\/span>\r\n    <span class=\"p\">}<\/span>\r\n\r\n    <span class=\"cm\">\/**\r\n     * @description VPC\u3092\u4f5c\u6210\u3059\u308b\r\n     * {@link Vpc | https:\/\/docs.aws.amazon.com\/cdk\/api\/v2\/docs\/aws-cdk-lib.aws_ec2.Vpc.html}\r\n     *\/<\/span>\r\n    <span class=\"k\">private<\/span> <span class=\"nf\">createVpc<\/span><span class=\"p\">():<\/span> <span class=\"nx\">ec2<\/span><span class=\"p\">.<\/span><span class=\"nx\">IVpc<\/span> <span class=\"p\">{<\/span>\r\n        <span class=\"k\">return<\/span> <span class=\"k\">new<\/span> <span class=\"nx\">ec2<\/span><span class=\"p\">.<\/span><span class=\"nc\">Vpc<\/span><span class=\"p\">(<\/span><span class=\"k\">this<\/span><span class=\"p\">,<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">Vpc<\/span><span class=\"dl\">'<\/span><span class=\"p\">,<\/span> <span class=\"p\">{<\/span>\r\n            <span class=\"na\">ipAddresses<\/span><span class=\"p\">:<\/span> <span class=\"nx\">ec2<\/span><span class=\"p\">.<\/span><span class=\"nx\">IpAddresses<\/span><span class=\"p\">.<\/span><span class=\"nf\">cidr<\/span><span class=\"p\">(<\/span><span class=\"dl\">'<\/span><span class=\"s1\">192.168.0.0\/16<\/span><span class=\"dl\">'<\/span><span class=\"p\">),<\/span>\r\n            <span class=\"na\">subnetConfiguration<\/span><span class=\"p\">:<\/span> <span class=\"p\">[<\/span>\r\n                <span class=\"p\">{<\/span>\r\n                    <span class=\"na\">name<\/span><span class=\"p\">:<\/span> <span class=\"s2\">`vpc-public`<\/span><span class=\"p\">,<\/span>\r\n                    <span class=\"na\">cidrMask<\/span><span class=\"p\">:<\/span> <span class=\"mi\">24<\/span><span class=\"p\">,<\/span>\r\n                    <span class=\"na\">subnetType<\/span><span class=\"p\">:<\/span> <span class=\"nx\">ec2<\/span><span class=\"p\">.<\/span><span class=\"nx\">SubnetType<\/span><span class=\"p\">.<\/span><span class=\"nx\">PUBLIC<\/span><span class=\"p\">,<\/span>\r\n                <span class=\"p\">},<\/span>\r\n                <span class=\"p\">{<\/span>\r\n                    <span class=\"na\">cidrMask<\/span><span class=\"p\">:<\/span> <span class=\"mi\">24<\/span><span class=\"p\">,<\/span>\r\n                    <span class=\"na\">name<\/span><span class=\"p\">:<\/span> <span class=\"s2\">`vpc-private`<\/span><span class=\"p\">,<\/span>\r\n                    <span class=\"na\">subnetType<\/span><span class=\"p\">:<\/span> <span class=\"nx\">ec2<\/span><span class=\"p\">.<\/span><span class=\"nx\">SubnetType<\/span><span class=\"p\">.<\/span><span class=\"nx\">PRIVATE_ISOLATED<\/span><span class=\"p\">,<\/span>\r\n                <span class=\"p\">},<\/span>\r\n            <span class=\"p\">],<\/span>\r\n        <span class=\"p\">});<\/span>\r\n    <span class=\"p\">}<\/span>\r\n\r\n    <span class=\"cm\">\/**\r\n     * {@link SecurityGroup | https:\/\/docs.aws.amazon.com\/cdk\/api\/v2\/docs\/aws-cdk-lib.aws_ec2.SecurityGroup.html}\r\n     *\/<\/span>\r\n    <span class=\"k\">private<\/span> <span class=\"nf\">createVpcSecurityGroup<\/span><span class=\"p\">(<\/span><span class=\"nx\">vpc<\/span><span class=\"p\">:<\/span> <span class=\"nx\">ec2<\/span><span class=\"p\">.<\/span><span class=\"nx\">IVpc<\/span><span class=\"p\">):<\/span> <span class=\"nx\">ec2<\/span><span class=\"p\">.<\/span><span class=\"nx\">SecurityGroup<\/span> <span class=\"p\">{<\/span>\r\n        <span class=\"k\">return<\/span> <span class=\"k\">new<\/span> <span class=\"nx\">ec2<\/span><span class=\"p\">.<\/span><span class=\"nc\">SecurityGroup<\/span><span class=\"p\">(<\/span><span class=\"k\">this<\/span><span class=\"p\">,<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">VpcSecurityGroup<\/span><span class=\"dl\">'<\/span><span class=\"p\">,<\/span> <span class=\"p\">{<\/span> <span class=\"nx\">vpc<\/span> <span class=\"p\">});<\/span>\r\n    <span class=\"p\">}<\/span>\r\n\r\n    <span class=\"cm\">\/**\r\n     * @description ElastiCache for Memcached\u3092\u4f5c\u6210\u3059\u308b\r\n     * {@link Amazon ElastiCache for Memcached | https:\/\/docs.aws.amazon.com\/ja_jp\/AmazonElastiCache\/latest\/mem-ug\/WhatIs.html}\r\n     * {@link CfnSubnetGroup | https:\/\/docs.aws.amazon.com\/cdk\/api\/v2\/docs\/aws-cdk-lib.aws_elasticache.CfnSubnetGroup.html}\r\n     * {@link CfnCacheCluster | https:\/\/docs.aws.amazon.com\/cdk\/api\/v2\/docs\/aws-cdk-lib.aws_elasticache.CfnCacheCluster.html}\r\n     *\/<\/span>\r\n    <span class=\"k\">private<\/span> <span class=\"nf\">createElasticache<\/span><span class=\"p\">(<\/span><span class=\"nx\">vpc<\/span><span class=\"p\">:<\/span> <span class=\"nx\">ec2<\/span><span class=\"p\">.<\/span><span class=\"nx\">IVpc<\/span><span class=\"p\">,<\/span> <span class=\"nx\">securityGroup<\/span><span class=\"p\">:<\/span> <span class=\"nx\">ec2<\/span><span class=\"p\">.<\/span><span class=\"nx\">SecurityGroup<\/span><span class=\"p\">):<\/span> <span class=\"nx\">elasticache<\/span><span class=\"p\">.<\/span><span class=\"nx\">CfnCacheCluster<\/span> <span class=\"p\">{<\/span>\r\n        <span class=\"kd\">const<\/span> <span class=\"nx\">subnetGroup<\/span> <span class=\"o\">=<\/span> <span class=\"k\">new<\/span> <span class=\"nx\">elasticache<\/span><span class=\"p\">.<\/span><span class=\"nc\">CfnSubnetGroup<\/span><span class=\"p\">(<\/span><span class=\"k\">this<\/span><span class=\"p\">,<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">SubnetGroup<\/span><span class=\"dl\">'<\/span><span class=\"p\">,<\/span> <span class=\"p\">{<\/span>\r\n            <span class=\"na\">description<\/span><span class=\"p\">:<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">private subnet<\/span><span class=\"dl\">'<\/span><span class=\"p\">,<\/span>\r\n            <span class=\"na\">subnetIds<\/span><span class=\"p\">:<\/span> <span class=\"nx\">vpc<\/span><span class=\"p\">.<\/span><span class=\"nf\">selectSubnets<\/span><span class=\"p\">({<\/span> <span class=\"na\">subnetType<\/span><span class=\"p\">:<\/span> <span class=\"nx\">ec2<\/span><span class=\"p\">.<\/span><span class=\"nx\">SubnetType<\/span><span class=\"p\">.<\/span><span class=\"nx\">PRIVATE_ISOLATED<\/span> <span class=\"p\">}).<\/span><span class=\"nx\">subnetIds<\/span><span class=\"p\">,<\/span>\r\n        <span class=\"p\">});<\/span>\r\n\r\n        <span class=\"kd\">const<\/span> <span class=\"nx\">cluster<\/span> <span class=\"o\">=<\/span> <span class=\"k\">new<\/span> <span class=\"nx\">elasticache<\/span><span class=\"p\">.<\/span><span class=\"nc\">CfnCacheCluster<\/span><span class=\"p\">(<\/span><span class=\"k\">this<\/span><span class=\"p\">,<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">ElastiCache<\/span><span class=\"dl\">'<\/span><span class=\"p\">,<\/span> <span class=\"p\">{<\/span>\r\n            <span class=\"na\">engine<\/span><span class=\"p\">:<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">memcached<\/span><span class=\"dl\">'<\/span><span class=\"p\">,<\/span>\r\n            <span class=\"na\">cacheNodeType<\/span><span class=\"p\">:<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">cache.r6g.large<\/span><span class=\"dl\">'<\/span><span class=\"p\">,<\/span>\r\n            <span class=\"na\">numCacheNodes<\/span><span class=\"p\">:<\/span> <span class=\"mi\">1<\/span><span class=\"p\">,<\/span>\r\n            <span class=\"na\">cacheSubnetGroupName<\/span><span class=\"p\">:<\/span> <span class=\"nx\">subnetGroup<\/span><span class=\"p\">.<\/span><span class=\"nx\">ref<\/span><span class=\"p\">,<\/span>\r\n            <span class=\"na\">vpcSecurityGroupIds<\/span><span class=\"p\">:<\/span> <span class=\"p\">[<\/span><span class=\"nx\">securityGroup<\/span><span class=\"p\">.<\/span><span class=\"nx\">securityGroupId<\/span><span class=\"p\">],<\/span> <span class=\"c1\">\/\/ vpcSecurityGroupIds,cacheSecurityGroupNames\u306e\u3044\u305a\u308c\u304b\u304c\u5fc5\u9808<\/span>\r\n        <span class=\"p\">});<\/span>\r\n\r\n        <span class=\"c1\">\/\/ \u30a4\u30f3\u30d0\u30a6\u30f3\u30c9\u30eb\u30fc\u30eb\u306e\u8ffd\u52a0<\/span>\r\n        <span class=\"kd\">const<\/span> <span class=\"nx\">port<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">ec2<\/span><span class=\"p\">.<\/span><span class=\"nx\">Port<\/span><span class=\"p\">.<\/span><span class=\"nf\">tcp<\/span><span class=\"p\">(<\/span><span class=\"nx\">cluster<\/span><span class=\"p\">.<\/span><span class=\"nx\">port<\/span> <span class=\"o\">??<\/span> <span class=\"mi\">11211<\/span><span class=\"p\">);<\/span>\r\n        <span class=\"nx\">securityGroup<\/span><span class=\"p\">.<\/span><span class=\"nf\">addIngressRule<\/span><span class=\"p\">(<\/span><span class=\"nx\">ec2<\/span><span class=\"p\">.<\/span><span class=\"nx\">Peer<\/span><span class=\"p\">.<\/span><span class=\"nf\">anyIpv4<\/span><span class=\"p\">(),<\/span> <span class=\"nx\">port<\/span><span class=\"p\">);<\/span>\r\n\r\n        <span class=\"k\">return<\/span> <span class=\"nx\">cluster<\/span><span class=\"p\">;<\/span>\r\n    <span class=\"p\">}<\/span>\r\n\r\n    <span class=\"cm\">\/**\r\n     * @description Lambda\u306e\u4f5c\u6210\r\n     * {@link NodejsFunction | https:\/\/docs.aws.amazon.com\/cdk\/api\/v2\/docs\/aws-cdk-lib.aws_lambda_nodejs.NodejsFunction.html}\r\n     *\/<\/span>\r\n    <span class=\"k\">private<\/span> <span class=\"nf\">createFunc<\/span><span class=\"p\">(<\/span><span class=\"nx\">vpc<\/span><span class=\"p\">:<\/span> <span class=\"nx\">ec2<\/span><span class=\"p\">.<\/span><span class=\"nx\">IVpc<\/span><span class=\"p\">,<\/span> <span class=\"nx\">memcachedConfigEndpoint<\/span><span class=\"p\">:<\/span> <span class=\"kr\">string<\/span><span class=\"p\">):<\/span> <span class=\"nx\">lambdaNodeJs<\/span><span class=\"p\">.<\/span><span class=\"nx\">NodejsFunction<\/span> <span class=\"p\">{<\/span>\r\n        <span class=\"k\">return<\/span> <span class=\"k\">new<\/span> <span class=\"nx\">lambdaNodeJs<\/span><span class=\"p\">.<\/span><span class=\"nc\">NodejsFunction<\/span><span class=\"p\">(<\/span><span class=\"k\">this<\/span><span class=\"p\">,<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">SampleFunc<\/span><span class=\"dl\">'<\/span><span class=\"p\">,<\/span> <span class=\"p\">{<\/span>\r\n            <span class=\"na\">entry<\/span><span class=\"p\">:<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">src\/lambda\/sample\/index.ts<\/span><span class=\"dl\">'<\/span><span class=\"p\">,<\/span>\r\n            <span class=\"na\">handler<\/span><span class=\"p\">:<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">handler<\/span><span class=\"dl\">'<\/span><span class=\"p\">,<\/span>\r\n            <span class=\"na\">runtime<\/span><span class=\"p\">:<\/span> <span class=\"nx\">lambda<\/span><span class=\"p\">.<\/span><span class=\"nx\">Runtime<\/span><span class=\"p\">.<\/span><span class=\"nx\">NODEJS_18_X<\/span><span class=\"p\">,<\/span>\r\n            <span class=\"na\">timeout<\/span><span class=\"p\">:<\/span> <span class=\"nx\">cdk<\/span><span class=\"p\">.<\/span><span class=\"nx\">Duration<\/span><span class=\"p\">.<\/span><span class=\"nf\">minutes<\/span><span class=\"p\">(<\/span><span class=\"mi\">5<\/span><span class=\"p\">),<\/span>\r\n            <span class=\"na\">environment<\/span><span class=\"p\">:<\/span> <span class=\"p\">{<\/span>\r\n                <span class=\"na\">MEMCACHED_CONFIG_ENDPOINT<\/span><span class=\"p\">:<\/span> <span class=\"nx\">memcachedConfigEndpoint<\/span><span class=\"p\">,<\/span>\r\n            <span class=\"p\">},<\/span>\r\n            <span class=\"nx\">vpc<\/span><span class=\"p\">,<\/span>\r\n            <span class=\"na\">vpcSubnets<\/span><span class=\"p\">:<\/span> <span class=\"nx\">vpc<\/span><span class=\"p\">.<\/span><span class=\"nf\">selectSubnets<\/span><span class=\"p\">({<\/span> <span class=\"na\">subnetType<\/span><span class=\"p\">:<\/span> <span class=\"nx\">ec2<\/span><span class=\"p\">.<\/span><span class=\"nx\">SubnetType<\/span><span class=\"p\">.<\/span><span class=\"nx\">PRIVATE_ISOLATED<\/span> <span class=\"p\">}),<\/span>\r\n        <span class=\"p\">});<\/span>\r\n    <span class=\"p\">}<\/span>\r\n<span class=\"p\">}<\/span>\r\n<\/code><\/pre>\n<h2>Lambda\uff08\u62c9\u59c6\u8fbe\uff09<\/h2>\n<p>\u5728\u8fd9\u91cc\uff0c\u6211\u4eec\u5c06\u4f7f\u7528\u4e00\u4e2a\u540d\u4e3a&#8221;Memcache Plus&#8221;\u7684\u5e93\u4f5c\u4e3amemcached\u5ba2\u6237\u7aef\u3002<br \/>\n\u8fd9\u4e2a\u5e93\u5177\u6709\u4e00\u4e2a\u540d\u4e3a&#8221;autodiscover&#8221;\u7684\u529f\u80fd\uff0c\u53ef\u4ee5\u4eceElastiCache\u7684\u914d\u7f6e\u7aef\u70b9\u83b7\u53d6\u7aef\u70b9\u4fe1\u606f\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"go\">% npm install memcache-plus aws-lambda\r\n% npm install --save-dev @types\/aws-lambda esbuild@0\r\n<\/span><\/code><\/pre>\n<pre class=\"post-pre\"><code><span class=\"k\">import<\/span> <span class=\"p\">{<\/span> <span class=\"nx\">APIGatewayProxyEvent<\/span><span class=\"p\">,<\/span> <span class=\"nx\">APIGatewayProxyResult<\/span> <span class=\"p\">}<\/span> <span class=\"k\">from<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">aws-lambda<\/span><span class=\"dl\">'<\/span><span class=\"p\">;<\/span>\r\n<span class=\"k\">import<\/span> <span class=\"nx\">MemcachePlus<\/span> <span class=\"o\">=<\/span> <span class=\"nf\">require<\/span><span class=\"p\">(<\/span><span class=\"dl\">'<\/span><span class=\"s1\">memcache-plus<\/span><span class=\"dl\">'<\/span><span class=\"p\">);<\/span>\r\n\r\n<span class=\"k\">export<\/span> <span class=\"k\">async<\/span> <span class=\"kd\">function<\/span> <span class=\"nf\">handler<\/span><span class=\"p\">(<\/span><span class=\"nx\">event<\/span><span class=\"p\">:<\/span> <span class=\"nx\">APIGatewayProxyEvent<\/span><span class=\"p\">):<\/span> <span class=\"nb\">Promise<\/span><span class=\"o\">&lt;<\/span><span class=\"nx\">APIGatewayProxyResult<\/span><span class=\"o\">&gt;<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"kd\">const<\/span> <span class=\"na\">configEndpoint<\/span><span class=\"p\">:<\/span> <span class=\"kr\">string<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">process<\/span><span class=\"p\">.<\/span><span class=\"nx\">env<\/span><span class=\"p\">.<\/span><span class=\"nx\">MEMCACHED_CONFIG_ENDPOINT<\/span> <span class=\"o\">??<\/span> <span class=\"dl\">''<\/span><span class=\"p\">;<\/span>\r\n\r\n    <span class=\"kd\">const<\/span> <span class=\"nx\">client<\/span> <span class=\"o\">=<\/span> <span class=\"k\">new<\/span> <span class=\"nc\">MemcachePlus<\/span><span class=\"p\">({<\/span>\r\n        <span class=\"na\">hosts<\/span><span class=\"p\">:<\/span> <span class=\"p\">[<\/span><span class=\"nx\">configEndpoint<\/span><span class=\"p\">],<\/span>\r\n        <span class=\"na\">autodiscover<\/span><span class=\"p\">:<\/span> <span class=\"kc\">true<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"p\">});<\/span>\r\n    <span class=\"kd\">const<\/span> <span class=\"nx\">ttl<\/span> <span class=\"o\">=<\/span> <span class=\"mi\">86400<\/span> <span class=\"o\">*<\/span> <span class=\"mi\">30<\/span><span class=\"p\">;<\/span> <span class=\"c1\">\/\/ \u30ad\u30e3\u30c3\u30b7\u30e5\u671f\u9593\u3002\u5358\u4f4d\u79d2\u3002<\/span>\r\n\r\n    <span class=\"kd\">const<\/span> <span class=\"nx\">key<\/span> <span class=\"o\">=<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">key<\/span><span class=\"dl\">'<\/span><span class=\"p\">;<\/span>\r\n    <span class=\"kd\">const<\/span> <span class=\"nx\">input<\/span> <span class=\"o\">=<\/span> <span class=\"nb\">Math<\/span><span class=\"p\">.<\/span><span class=\"nf\">floor<\/span><span class=\"p\">(<\/span><span class=\"nb\">Math<\/span><span class=\"p\">.<\/span><span class=\"nf\">random<\/span><span class=\"p\">()<\/span> <span class=\"o\">*<\/span> <span class=\"mi\">1000<\/span><span class=\"p\">);<\/span>\r\n\r\n    <span class=\"c1\">\/\/ \u30c7\u30fc\u30bf\u3092\u30ad\u30e3\u30c3\u30b7\u30e5\u3059\u308b\u3002key\u306f250\u30d0\u30a4\u30c8\u307e\u3067\u3002<\/span>\r\n    <span class=\"k\">await<\/span> <span class=\"nx\">client<\/span><span class=\"p\">.<\/span><span class=\"nf\">set<\/span><span class=\"p\">(<\/span><span class=\"nx\">key<\/span><span class=\"p\">,<\/span> <span class=\"nx\">input<\/span><span class=\"p\">,<\/span> <span class=\"nx\">ttl<\/span><span class=\"p\">);<\/span>\r\n\r\n    <span class=\"c1\">\/\/ \u30ad\u30e3\u30c3\u30b7\u30e5\u3057\u305f\u30c7\u30fc\u30bf\u3092\u53d6\u5f97\u3059\u308b\u3002\u5b58\u5728\u3057\u306a\u3044\u5834\u5408\u306fnull\u3092\u8fd4\u5374\u3059\u308b\u3002<\/span>\r\n    <span class=\"kd\">const<\/span> <span class=\"nx\">output<\/span> <span class=\"o\">=<\/span> <span class=\"k\">await<\/span> <span class=\"nx\">client<\/span><span class=\"p\">.<\/span><span class=\"nf\">get<\/span><span class=\"p\">(<\/span><span class=\"nx\">key<\/span><span class=\"p\">);<\/span>\r\n\r\n    <span class=\"k\">if <\/span><span class=\"p\">(<\/span><span class=\"nx\">input<\/span> <span class=\"o\">===<\/span> <span class=\"nx\">output<\/span><span class=\"p\">)<\/span> <span class=\"p\">{<\/span>\r\n        <span class=\"nx\">console<\/span><span class=\"p\">.<\/span><span class=\"nf\">debug<\/span><span class=\"p\">(<\/span><span class=\"s2\">`memcached\u304b\u3089\u53d6\u5f97\u3057\u305f\u5024: <\/span><span class=\"p\">${<\/span><span class=\"nx\">output<\/span><span class=\"p\">}<\/span><span class=\"s2\">`<\/span><span class=\"p\">);<\/span>\r\n        <span class=\"k\">return<\/span> <span class=\"p\">{<\/span>\r\n            <span class=\"na\">statusCode<\/span><span class=\"p\">:<\/span> <span class=\"mi\">200<\/span><span class=\"p\">,<\/span>\r\n            <span class=\"na\">body<\/span><span class=\"p\">:<\/span> <span class=\"nx\">output<\/span><span class=\"p\">,<\/span>\r\n        <span class=\"p\">};<\/span>\r\n    <span class=\"p\">}<\/span> <span class=\"k\">else<\/span> <span class=\"p\">{<\/span>\r\n        <span class=\"nx\">console<\/span><span class=\"p\">.<\/span><span class=\"nf\">error<\/span><span class=\"p\">(<\/span><span class=\"s2\">`\u671f\u5f85\u5024: <\/span><span class=\"p\">${<\/span><span class=\"nx\">input<\/span><span class=\"p\">}<\/span><span class=\"s2\">, \u5b9f\u969b: <\/span><span class=\"p\">${<\/span><span class=\"nx\">output<\/span><span class=\"p\">}<\/span><span class=\"s2\">`<\/span><span class=\"p\">);<\/span>\r\n        <span class=\"k\">return<\/span> <span class=\"p\">{<\/span>\r\n            <span class=\"na\">statusCode<\/span><span class=\"p\">:<\/span> <span class=\"mi\">500<\/span><span class=\"p\">,<\/span>\r\n            <span class=\"na\">body<\/span><span class=\"p\">:<\/span> <span class=\"s2\">`\u671f\u5f85\u5024: <\/span><span class=\"p\">${<\/span><span class=\"nx\">input<\/span><span class=\"p\">}<\/span><span class=\"s2\">, \u5b9f\u969b: <\/span><span class=\"p\">${<\/span><span class=\"nx\">output<\/span><span class=\"p\">}<\/span><span class=\"s2\">`<\/span>\r\n        <span class=\"p\">};<\/span>\r\n    <span class=\"p\">}<\/span>\r\n<span class=\"p\">}<\/span>\r\n<\/code><\/pre>\n<pre class=\"post-pre\"><code><span class=\"kr\">declare<\/span> <span class=\"kr\">module<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">memcache-plus<\/span><span class=\"dl\">'<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"kr\">interface<\/span> <span class=\"nx\">MemcacheOptions<\/span> <span class=\"p\">{<\/span>\r\n        <span class=\"nl\">autodiscover<\/span><span class=\"p\">?:<\/span> <span class=\"nx\">boolean<\/span><span class=\"p\">;<\/span>\r\n        <span class=\"nl\">backoffLimit<\/span><span class=\"p\">?:<\/span> <span class=\"kr\">number<\/span><span class=\"p\">;<\/span>\r\n        <span class=\"nl\">bufferBeforeError<\/span><span class=\"p\">?:<\/span> <span class=\"kr\">number<\/span><span class=\"p\">;<\/span>\r\n        <span class=\"nl\">disabled<\/span><span class=\"p\">?:<\/span> <span class=\"nx\">boolean<\/span><span class=\"p\">;<\/span>\r\n        <span class=\"nl\">hosts<\/span><span class=\"p\">?:<\/span> <span class=\"kr\">string<\/span> <span class=\"o\">|<\/span> <span class=\"kr\">string<\/span><span class=\"p\">[];<\/span>\r\n        <span class=\"nl\">maxValueSize<\/span><span class=\"p\">?:<\/span> <span class=\"kr\">number<\/span><span class=\"p\">;<\/span>\r\n        <span class=\"nl\">queue<\/span><span class=\"p\">?:<\/span> <span class=\"nx\">boolean<\/span><span class=\"p\">;<\/span>\r\n        <span class=\"nl\">netTimeout<\/span><span class=\"p\">?:<\/span> <span class=\"kr\">number<\/span><span class=\"p\">;<\/span>\r\n        <span class=\"nl\">reconnect<\/span><span class=\"p\">?:<\/span> <span class=\"nx\">boolean<\/span><span class=\"p\">;<\/span>\r\n    <span class=\"p\">}<\/span>\r\n\r\n    <span class=\"kd\">class<\/span> <span class=\"nc\">MemcacheClient<\/span> <span class=\"p\">{<\/span>\r\n        <span class=\"nf\">constructor<\/span><span class=\"p\">(<\/span><span class=\"nx\">param<\/span><span class=\"p\">:<\/span> <span class=\"kr\">string<\/span> <span class=\"o\">|<\/span> <span class=\"kr\">string<\/span><span class=\"p\">[]<\/span> <span class=\"o\">|<\/span> <span class=\"nx\">MemcacheOptions<\/span><span class=\"p\">);<\/span>\r\n        <span class=\"nf\">get<\/span><span class=\"p\">(<\/span><span class=\"nx\">key<\/span><span class=\"p\">:<\/span> <span class=\"kr\">string<\/span><span class=\"p\">):<\/span> <span class=\"nb\">Promise<\/span><span class=\"o\">&lt;<\/span><span class=\"kr\">any<\/span><span class=\"o\">&gt;<\/span><span class=\"p\">;<\/span>\r\n        <span class=\"nf\">set<\/span><span class=\"p\">(<\/span><span class=\"nx\">key<\/span><span class=\"p\">:<\/span> <span class=\"kr\">string<\/span><span class=\"p\">,<\/span> <span class=\"nx\">value<\/span><span class=\"p\">:<\/span> <span class=\"kr\">any<\/span><span class=\"p\">,<\/span> <span class=\"nx\">lifetime<\/span><span class=\"p\">?:<\/span> <span class=\"kr\">number<\/span><span class=\"p\">):<\/span> <span class=\"nb\">Promise<\/span><span class=\"o\">&lt;<\/span><span class=\"kr\">any<\/span><span class=\"o\">&gt;<\/span><span class=\"p\">;<\/span>\r\n        <span class=\"c1\">\/\/ \u5fc5\u8981\u306b\u5fdc\u3058\u3066\u4ed6\u306e\u30e1\u30bd\u30c3\u30c9\u306e\u578b\u5b9a\u7fa9\u3092\u8ffd\u52a0<\/span>\r\n    <span class=\"p\">}<\/span>\r\n\r\n    <span class=\"k\">export<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">MemcacheClient<\/span><span class=\"p\">;<\/span>\r\n<span class=\"p\">}<\/span>\r\n\r\n<\/code><\/pre>\n<h2>\u8003\u8bd5<\/h2>\n<details>test\/sample.test.tstest\/sample.test.ts<\/p>\n<p>\u5728\u6d4b\u8bd5\u6587\u4ef6 `test\/sample.test.ts` \u4e2d\uff0c<\/p>\n<p>&#8220;`typescript<br \/>\nimport * as cdk from &#8216;aws-cdk-lib&#8217;;<br \/>\nimport { Match, Template } from &#8216;aws-cdk-lib\/assertions&#8217;;<br \/>\nimport { SampleStack } from &#8216;..\/lib\/sample-stack&#8217;;<\/p>\n<p>test(&#8216;SecurityGroup&#8217;, () =&gt; {<br \/>\nconst app = new cdk.App();<br \/>\nconst stack = new SampleStack(app, &#8216;SampleStack&#8217;);<br \/>\nconst template = Template.fromStack(stack);<\/p>\n<p>\/\/ Security Group<br \/>\ntemplate.hasResourceProperties(&#8216;AWS::EC2::SecurityGroup&#8217;, {<br \/>\nVpcId: Match.anyValue(),<br \/>\nSecurityGroupIngress: [{<br \/>\n&#8220;CidrIp&#8221;: &#8220;0.0.0.0\/0&#8221;,<br \/>\n&#8220;Description&#8221;: &#8220;from 0.0.0.0\/0:11211&#8221;,<br \/>\n&#8220;FromPort&#8221;: 11211,<br \/>\n&#8220;IpProtocol&#8221;: &#8220;tcp&#8221;,<br \/>\n&#8220;ToPort&#8221;: 11211<br \/>\n}]<br \/>\n});<br \/>\n});<\/p>\n<p>test(&#8216;ElastiCache&#8217;, () =&gt; {<br \/>\nconst app = new cdk.App();<br \/>\nconst stack = new SampleStack(app, &#8216;SampleStack&#8217;);<br \/>\nconst template = Template.fromStack(stack);<\/p>\n<p>\/\/ Subnet Group<br \/>\ntemplate.resourceCountIs(&#8216;AWS::ElastiCache::SubnetGroup&#8217;, 1);<br \/>\ntemplate.hasResourceProperties(&#8216;AWS::ElastiCache::SubnetGroup&#8217;, {<br \/>\nSubnetIds: Match.anyValue(),<br \/>\nDescription: &#8216;private subnet&#8217;,<br \/>\n});<\/p>\n<p>\/\/ Cache Cluster<br \/>\ntemplate.resourceCountIs(&#8216;AWS::ElastiCache::CacheCluster&#8217;, 1);<br \/>\ntemplate.hasResourceProperties(&#8216;AWS::ElastiCache::CacheCluster&#8217;, {<br \/>\nEngine: &#8216;memcached&#8217;,<br \/>\nCacheNodeType: &#8216;cache.r6g.large&#8217;,<br \/>\nNumCacheNodes: 1,<br \/>\nCacheSubnetGroupName: Match.anyValue(),<br \/>\nVpcSecurityGroupIds: Match.anyValue(),<br \/>\n});<br \/>\n});<\/p>\n<p>test(&#8216;Lambda&#8217;, () =&gt; {<br \/>\nconst app = new cdk.App();<br \/>\nconst stack = new SampleStack(app, &#8216;SampleStack&#8217;);<br \/>\nconst template = Template.fromStack(stack);<\/p>\n<p>\/\/ Lambda<br \/>\ntemplate.resourceCountIs(&#8216;AWS::Lambda::Function&#8217;, 1);<br \/>\ntemplate.hasResourceProperties(&#8216;AWS::Lambda::Function&#8217;, {<br \/>\nRuntime: &#8216;nodejs18.x&#8217;,<br \/>\nTimeout: 300,<br \/>\nVpcConfig: Match.anyValue(),<br \/>\n});<br \/>\n});<br \/>\n&#8220;`<\/p>\n<p>\u5c06\u6d4b\u8bd5\u6587\u4ef6 `test\/sample.test.ts` \u4e2d\u7684\u5185\u5bb9\u8fdb\u884c\u4e86\u6c49\u8bed\u8868\u8fbe\u3002<\/p>\n<\/details>\n<h2>\u9519\u8bef (w\u00f9)<\/h2>\n<h3>\u9519\u8bef\uff1aspawnSync docker ENOENT<\/h3>\n<p>\u901a\u8fc7\u5b89\u88c5esbuild\u6765\u89e3\u51b3\u8be5\u95ee\u9898\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"gp\">$<\/span> npm <span class=\"nb\">install<\/span> <span class=\"nt\">--save-dev<\/span> esbuild@0\r\n<\/code><\/pre>\n<ul class=\"post-ul\">@aws-cdk\/aws-lambda-nodejs module \u00b7 AWS CDK<\/ul>\n<h3>\u9519\u8bef TS2688\uff1a\u627e\u4e0d\u5230\u7c7b\u578b\u5b9a\u4e49\u6587\u4ef6\u201cbabel__generator\u201d\u3002<\/h3>\n<p>\u6709\u65f6\u901a\u8fc7\u5220\u9664 node_modules \u5e76\u91cd\u65b0\u6267\u884c npm install \u53ef\u4ee5\u89e3\u51b3\u8be5\u95ee\u9898\u3002<\/p>\n<h3>\u81ea\u52a8\u53d1\u73b0\u5931\u8d25\u3002\u9519\u8bef\uff1a\u8fde\u63a5\u8d85\u65f6 192.168.3.236:11211\u3002<\/h3>\n<p>\u5982\u679c\u5b89\u5168\u7ec4\u6ca1\u6709\u6dfb\u52a0\u5165\u7ad9\u89c4\u5219\uff0c\u53ef\u80fd\u4f1a\u53d1\u751f\u6b64\u9519\u8bef\u3002TCP\u7684\u5165\u7ad9\u548c\u51fa\u7ad9\u6d41\u91cf\u90fd\u9700\u8981\u5141\u8bb8\u3002\u51fa\u7ad9\u89c4\u5219\u9ed8\u8ba4\u60c5\u51b5\u4e0b\u88ab\u5168\u90e8\u5141\u8bb8\uff0c\u6240\u4ee5\u9700\u8981\u8bbe\u7f6e\u5165\u7ad9\u89c4\u5219\u3002\u5982\u679c\u8981\u624b\u52a8\u8bbe\u7f6e\uff0c\u53ef\u4ee5\u6309\u7167\u4ee5\u4e0b\u65b9\u5f0f\u8fdb\u884c\u8bbe\u7f6e\u3002<\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d1d1d37434c4406c12859\/22-0.png\" alt=\"\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8 2023-08-11 13.03.13.png\" \/><\/div>\n<h2>\u53ea\u9700\u8981\u4e00\u79cd\u9009\u62e9\uff1a\u5728\u4e2d\u6587\u4e2d\u6539\u8ff0\u4ee5\u4e0b\u5185\u5bb9\u3002<\/h2>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">AWS CDK<\/ul>\n<\/li>\n<\/ul>\n<p>AWS CDK Intro Workshop<br \/>\nAPI Reference \u00b7 AWS CDK<\/p>\n<p>ElastiCache<\/p>\n<p>Amazon ElastiCache for Memcached \u3068\u306f &#8211; Amazon ElastiCache<\/p>\n<p>Memcached Client<\/p>\n<p>Memcache Plus<br \/>\nvictorquinn\/memcache-plus: Memcache Plus &#8211; Better memcache for node<\/p>\n","protected":false},"excerpt":{"rendered":"<p>AWS\u4e91\u5f00\u53d1\u5de5\u5177\u5305 (AWS CDK) \u521b\u5efaVPC\uff0c\u5e76\u5c06ElastiCache\u548cLambda\u90e8\u7f72\u5728\u540c\u4e00\u5b50\u7f51\u4e2d\u3002 [&hellip;]<\/p>\n","protected":false},"author":4,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-34425","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.5 (Yoast SEO v21.5) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>\u4f7f\u7528Lambda\uff08Node.js\uff09\u5728ElastiCache for Memcached\u4e0a\u8fd0\u884c - Blog - Silicon Cloud<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.silicloud.com\/zh\/blog\/\u4f7f\u7528lambda\uff08node-js\uff09\u5728elasticache-for-memcached\u4e0a\u8fd0\u884c\/\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" 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