{"id":31966,"date":"2023-04-04T17:50:49","date_gmt":"2023-08-02T08:21:50","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/%e5%9c%a8vpc%e5%86%85%e6%89%a7%e8%a1%8c%e9%80%9a%e8%bf%87rds-proxy%e8%ae%bf%e9%97%aemysql%e7%9a%84lambda%e3%80%82\/"},"modified":"2024-04-29T21:54:20","modified_gmt":"2024-04-29T13:54:20","slug":"%e5%9c%a8vpc%e5%86%85%e6%89%a7%e8%a1%8c%e9%80%9a%e8%bf%87rds-proxy%e8%ae%bf%e9%97%aemysql%e7%9a%84lambda%e3%80%82","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e5%9c%a8vpc%e5%86%85%e6%89%a7%e8%a1%8c%e9%80%9a%e8%bf%87rds-proxy%e8%ae%bf%e9%97%aemysql%e7%9a%84lambda%e3%80%82\/","title":{"rendered":"\u5728VPC\u5185\u6267\u884c\u901a\u8fc7RDS Proxy\u8bbf\u95eeMySQL\u7684Lambda"},"content":{"rendered":"

\u9996\u5148<\/h1>\n

\u7531\u4e8e\u5c06Lambda\u7528RDS Proxy\u8bbf\u95eeMySQL\u5728VPC\u4e2d\u6267\u884c\uff0c\u7279\u6b64\u6574\u7406\u4ee5\u4e0b\u6b65\u9aa4\u3002<\/p>\n

\"\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8<\/div>\n

\u521b\u5efaRDS\u4ee3\u7406<\/h1>\n

\u8bf7\u53c2\u8003\u6211\u4eec\u4e4b\u524d\u64b0\u5199\u7684\u6709\u5173RDS Proxy\u7684\u6587\u7ae0\u3002<\/p>\n

 <\/p>\n

\u5728\u79c1\u6709\u5b50\u7f51\u4e2d\u521b\u5efaLambda\u51fd\u6570\u3002<\/h1>\n

\u8bbe\u7f6e<\/h2>\n

IAM\u30ed\u30fc\u30eb<\/p>\n

AWSLambdaENIManagementAccess\u3092\u4ed8\u4e0e\u3057\u307e\u3059.\u3053\u308c\u306b\u3088\u3063\u3066VPC\u4e0a\u3067Lambda\u304c\u5b9f\u884c\u3067\u304d\u307e\u3059\u3002<\/p>\n

\u30bf\u30a4\u30e0\u30a2\u30a6\u30c8\u6642\u9593<\/p>\n

30\u79d2\u306b\u3057\u307e\u3059\u3002\u5b9f\u884c\u306b\u6570\u79d2\u304b\u304b\u308a\u307e\u3059\u3002<\/p>\n

\u74b0\u5883\u5909\u6570<\/p>\n

RDS_HOSTNAME\uff1aproxy\u306e\u30e9\u30a4\u30bf\u30fc\u30a8\u30f3\u30c9\u30dd\u30a4\u30f3\u30c8
\nRDS_DB_NAME\uff1a\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u540d
\nRDS_USERNAME\uff1a\u30e6\u30fc\u30b6\u30fc\u540d
\nRDS_PASSWORD\uff1a\u30d1\u30b9\u30ef\u30fc\u30c9<\/p>\n

VPC<\/p>\n

private subnet\u306b\u8a2d\u7f6e
\nsg\u306e\u8a2d\u5b9a\u306f\u4ee5\u4e0b\u306e\u901a\u308a<\/p>\n

\n
\u8a2d\u5b9a\u30bf\u30a4\u30d7\u30dd\u30fc\u30c8\u30bd\u30fc\u30b9LambdaAllAll0.0.0.0\/0ProxyMySQL\/Aurora3306Lambda\u306eSGAuroraMySQL\/Aurora3306Proxy\u306eSG<\/div>\n<\/div>\n

MySQL\u6a21\u5757 (MySQL<\/h2>\n

Lambda\u4f7f\u7528Nodejs\u3002<\/p>\n

\u4e3a\u4e86\u4f7f\u7528mysql\u6a21\u5757\uff0c\u5728\u672c\u5730\u5b89\u88c5mysql\u6a21\u5757\u3002<\/p>\n

\u4f7f\u7528LambdaLayer\u8fdb\u884c\u4e0a\u4f20\u3002<\/h3>\n
$<\/span> mkdir <\/span>nodejs\r\n$<\/span> cd <\/span>nodejs\r\n$<\/span> tree\r\n.nodejs\r\n\u251c\u2500\u2500 package-lock.json\r\n\u2514\u2500\u2500 package.json\r\n\r\n\/\/ package name\u4ee5\u5916\u306f\u30c7\u30d5\u30a9\u30eb\u30c8\u306b\u3057\u307e\u3057\u305f\r\n<\/span>$<\/span>  npm init -y<\/span>\r\n\r\n$<\/span> npm install <\/span>mysql\r\n\r\n$<\/span> tree\r\n.nodejs\r\n\u251c\u2500\u2500 node_modules\r\n\u251c\u2500\u2500 package-lock.json\r\n\u2514\u2500\u2500 package.json\r\n\r\n<\/span>$<\/span> cd<\/span> ..\r\n\r\n$<\/span> zip -r<\/span> nodejs.zip nodejs\r\n<\/code><\/pre>\n
\u5c06\u6574\u4e2aNode.js\u6587\u4ef6\u5939\u538b\u7f29\u6210zip\u6587\u4ef6\u3002<\/p>\n
\u8ba9\u6211\u4eec\u5c06\u5df2\u538b\u7f29\u7684nodejs.zip\u4e0a\u4f20\u5230LambdaLayer\u3002<\/p>\n
\u8bf7\u53c2\u8003\u4e4b\u524d\u521b\u5efa\u7684\u6587\u7ae0\u6765\u4e86\u89e3\u5177\u4f53\u7684\u4e0a\u4f20\u65b9\u6cd5\u3002<\/p>\n
 <\/p>\n
\u76f4\u63a5\u5c06\u6587\u4ef6\u4e0a\u4f20\u5230 Lambda\u3002<\/h3>\n
\u5982\u679c\u4e0d\u4f7f\u7528LambdaLayer\uff0c\u5219\u6309\u7167\u4ee5\u4e0b\u65b9\u5f0f\u521b\u5efa\u3002<\/p>\n
$<\/span> mkdir <\/span>nodejs\r\n$<\/span> cd <\/span>nodejs\r\n$<\/span> tree\r\n.nodejs\r\n\u251c\u2500\u2500 package-lock.json\r\n\u2514\u2500\u2500 package.json\r\n\r\n\/\/ package name\u4ee5\u5916\u306f\u30c7\u30d5\u30a9\u30eb\u30c8\u306b\u3057\u307e\u3057\u305f\r\n<\/span>$<\/span>  npm init -y<\/span>\r\n\r\n$<\/span> npm install <\/span>mysql\r\n\r\n$<\/span> touch <\/span>index.js\r\n\r\n$<\/span> tree\r\n.nodejs\r\n\u251c\u2500\u2500 index.js\r\n\u251c\u2500\u2500 node_modules\r\n\u251c\u2500\u2500 package-lock.json\r\n\u2514\u2500\u2500 package.json\r\n\r\n<\/span>$<\/span> zip -r<\/span> nodejs.zip *<\/span>\r\n<\/code><\/pre>\n
\"\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8<\/div>\n
Lambda\u7684\u4ee3\u7801<\/h2>\n
const<\/span> hostname<\/span> =<\/span> process<\/span>.<\/span>env<\/span>.<\/span>RDS_HOSTNAME<\/span>;<\/span>\r\nconst<\/span> databaseName<\/span> =<\/span> process<\/span>.<\/span>env<\/span>.<\/span>RDS_DB_NAME<\/span>;<\/span>\r\nconst<\/span> password<\/span> =<\/span> process<\/span>.<\/span>env<\/span>.<\/span>RDS_PASSWORD<\/span>;<\/span>\r\nconst<\/span> user_name<\/span>=<\/span> process<\/span>.<\/span>env<\/span>.<\/span>RDS_USERNAME<\/span>;<\/span>\r\n\r\nconst<\/span> mysql<\/span> =<\/span> require<\/span>(<\/span>'<\/span>mysql<\/span>'<\/span>);<\/span>\r\n\r\nconst<\/span> beginTransaction<\/span> =<\/span> (<\/span>connection<\/span>)<\/span> =><\/span> {<\/span>\r\n  return<\/span> new<\/span> Promise<\/span>((<\/span>resolve<\/span>,<\/span> reject<\/span>)<\/span> =><\/span> {<\/span>\r\n    connection<\/span>.<\/span>beginTransaction<\/span>((<\/span>err<\/span>)<\/span> =><\/span> {<\/span>\r\n      if <\/span>(<\/span>err<\/span>)<\/span> {<\/span>\r\n        reject<\/span>(<\/span>err<\/span>);<\/span>\r\n      }<\/span> else<\/span> {<\/span>\r\n        resolve<\/span>();<\/span>\r\n      }<\/span>\r\n    });<\/span>\r\n  });<\/span>\r\n};<\/span>\r\nconst<\/span> query<\/span> =<\/span> (<\/span>connection<\/span>,<\/span> statement<\/span>,<\/span> params<\/span>)<\/span> =><\/span> {<\/span>\r\n  return<\/span> new<\/span> Promise<\/span>((<\/span>resolve<\/span>,<\/span> reject<\/span>)<\/span> =><\/span> {<\/span>\r\n    connection<\/span>.<\/span>query<\/span>(<\/span>statement<\/span>,<\/span> params<\/span>,<\/span> (<\/span>err<\/span>,<\/span> results<\/span>,<\/span> fields<\/span>)<\/span> =><\/span> {<\/span>\r\n      if <\/span>(<\/span>err<\/span>)<\/span> {<\/span>\r\n        reject<\/span>(<\/span>err<\/span>);<\/span>\r\n      }<\/span> else<\/span> {<\/span>\r\n        resolve<\/span>(<\/span>results<\/span>,<\/span> fields<\/span>);<\/span>\r\n      }<\/span>\r\n    });<\/span>\r\n  });<\/span>\r\n};<\/span>\r\nconst<\/span> commit<\/span> =<\/span> (<\/span>connection<\/span>)<\/span> =><\/span> {<\/span>\r\n  return<\/span> new<\/span> Promise<\/span>((<\/span>resolve<\/span>,<\/span> reject<\/span>)<\/span> =><\/span> {<\/span>\r\n    connection<\/span>.<\/span>commit<\/span>((<\/span>err<\/span>)<\/span> =><\/span> {<\/span>\r\n      if <\/span>(<\/span>err<\/span>)<\/span> {<\/span>\r\n        reject<\/span>(<\/span>err<\/span>);<\/span>\r\n      }<\/span> else<\/span> {<\/span>\r\n        resolve<\/span>(<\/span>err<\/span>);<\/span>\r\n      }<\/span>\r\n    });<\/span>\r\n  });<\/span>\r\n};<\/span>\r\nconst<\/span> rollback<\/span> =<\/span> (<\/span>connection<\/span>,<\/span> err<\/span>)<\/span> =><\/span> {<\/span>\r\n  return<\/span> new<\/span> Promise<\/span>((<\/span>resolve<\/span>,<\/span> reject<\/span>)<\/span> =><\/span> {<\/span>\r\n    connection<\/span>.<\/span>rollback<\/span>(()<\/span> =><\/span> {<\/span>\r\n      reject<\/span>(<\/span>err<\/span>);<\/span>\r\n    });<\/span>\r\n  });<\/span>\r\n};<\/span>\r\n\r\nexports<\/span>.<\/span>handler<\/span> =<\/span> async <\/span>(<\/span>event<\/span>)<\/span> =><\/span> {<\/span>\r\n  \/\/ console.log('event:', JSON.stringify(event, null, 2));<\/span>\r\n\r\n  const<\/span> connection<\/span> =<\/span> mysql<\/span>.<\/span>createConnection<\/span>({<\/span>\r\n    host<\/span>:<\/span> hostname<\/span>,<\/span>\r\n    user<\/span>:<\/span> user_name<\/span>,<\/span>\r\n    password<\/span>:<\/span> password<\/span>,<\/span>\r\n    database<\/span>:<\/span> databaseName<\/span>,<\/span>\r\n  });<\/span>\r\n\r\n  const<\/span> now<\/span> =<\/span> new<\/span> Date<\/span>().<\/span>toLocaleString<\/span>(<\/span>'<\/span>ja-JP<\/span>'<\/span>,<\/span> {<\/span> timeZone<\/span>:<\/span> '<\/span>Asia\/Tokyo<\/span>'<\/span> });<\/span>\r\n  const<\/span> sql<\/span> =<\/span> '<\/span>INSERT INTO database_table (title, created_at) VALUES (?, ?);<\/span>'<\/span>;<\/span>\r\n  const<\/span> inserts<\/span> =<\/span> [<\/span>'<\/span>test<\/span>'<\/span>,<\/span> now<\/span>];<\/span>\r\n\r\n  try<\/span> {<\/span>\r\n    await<\/span> beginTransaction<\/span>(<\/span>connection<\/span>);<\/span>\r\n\r\n    const<\/span> results<\/span> =<\/span> await<\/span> query<\/span>(<\/span>connection<\/span>,<\/span> sql<\/span>,<\/span> inserts<\/span>);<\/span>\r\n    console<\/span>.<\/span>log<\/span>(<\/span>results<\/span>);<\/span>\r\n\r\n    await<\/span> commit<\/span>(<\/span>connection<\/span>);<\/span>\r\n  }<\/span> catch <\/span>(<\/span>err<\/span>)<\/span> {<\/span>\r\n\r\n    await<\/span> rollback<\/span>(<\/span>connection<\/span>);<\/span>\r\n    throw<\/span> err<\/span>;<\/span>\r\n  }<\/span>\r\n};<\/span>\r\n<\/code><\/pre>\n
\u8fd9\u6b21\u6211\u5c1d\u8bd5\u5c06\u6807\u9898\u548c\u521b\u5efa\u65e5\u671f\u5b58\u5165database_table\u8fd9\u4e2a\u8868\u4e2d\u3002
\n“INSERT INTO databaseTable (title, created_at) VALUES (?, ?);”<\/p>\n
\u5728\u4e2d\u56fd\uff0c\u53ea\u9700\u8981\u4e00\u4e2a\u9009\u9879\u7684\u8bdd\uff0c\u53ef\u4ee5\u5c06”mysql\u306e\u4f7f\u7528\u30e1\u30bd\u30c3\u30c9”\u7684\u539f\u6587\u7b80\u5355\u7ffb\u8bd1\u4e3a”MySQL\u4f7f\u7528\u65b9\u6cd5”\u3002<\/h3>\n
createConnection<\/p>\n
mysql\u3068\u63a5\u7d9a\u3057\u307e\u3059<\/p>\n
beginTransaction<\/p>\n
\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u3092\u958b\u59cb\u3057\u307e\u3059<\/p>\n
query<\/p>\n
\u30af\u30a8\u30ea\u3092\u5b9f\u884c\u3057\u307e\u3059<\/p>\n
commit<\/p>\n
\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u4e2d\u306e\u30c7\u30fc\u30bf\u51e6\u7406\u3092\u78ba\u5b9a\u3057\u307e\u3059<\/p>\n
rollback<\/p>\n
\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u4e2d\u306e\u30c7\u30fc\u30bf\u51e6\u7406\u3092\u53d6\u308a\u6d88\u3055\u308c\u3001\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u5b9f\u884c\u524d\u306e\u72b6\u614b\u306b\u623b\u308a\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u3092\u7d42\u4e86\u3057\u307e\u3059\u3002<\/p>\n
\u521b\u5efa\u4e00\u4e2a\u6a21\u5757\uff0c\u5e76\u5728Lambda\u5c42\u4e2d\u5c06\u5176\u8f6c\u5316\u4e3a\u5171\u4eab\u5e93\u3002<\/h1>\n
\u53ef\u4ee5\u5c06beginTransaction\u3001query\u3001commit\u3001rollback\u8fd9\u56db\u4e2a\u64cd\u4f5c\u4f5c\u4e3a\u4e00\u4e2a\u6a21\u5757\uff0c\u5e76\u4e14\u53ef\u4ee5\u5728Lambda\u5c42\u5c06\u5b83\u4eec\u5c01\u88c5\u6210\u4e00\u4e2a\u5171\u4eab\u5e93\u3002<\/p>\n
module<\/span>.<\/span>exports<\/span> =<\/span> (<\/span>connection<\/span>)<\/span> =><\/span> {<\/span>\r\n  return<\/span> new<\/span> Promise<\/span>((<\/span>resolve<\/span>,<\/span> reject<\/span>)<\/span> =><\/span> {<\/span>\r\n    connection<\/span>.<\/span>beginTransaction<\/span>((<\/span>err<\/span>)<\/span> =><\/span> {<\/span>\r\n      if <\/span>(<\/span>err<\/span>)<\/span> {<\/span>\r\n        reject<\/span>(<\/span>err<\/span>);<\/span>\r\n      }<\/span> else<\/span> {<\/span>\r\n        resolve<\/span>();<\/span>\r\n      }<\/span>\r\n    });<\/span>\r\n  });<\/span>\r\n};<\/span>\r\n<\/code><\/pre>\n
module<\/span>.<\/span>exports<\/span> =<\/span> (<\/span>connection<\/span>,<\/span> statement<\/span>,<\/span> params<\/span>)<\/span> =><\/span> {<\/span>\r\n  return<\/span> new<\/span> Promise<\/span>((<\/span>resolve<\/span>,<\/span> reject<\/span>)<\/span> =><\/span> {<\/span>\r\n    connection<\/span>.<\/span>query<\/span>(<\/span>statement<\/span>,<\/span> params<\/span>,<\/span> (<\/span>err<\/span>,<\/span> results<\/span>,<\/span> fields<\/span>)<\/span> =><\/span> {<\/span>\r\n      if <\/span>(<\/span>err<\/span>)<\/span> {<\/span>\r\n        reject<\/span>(<\/span>err<\/span>);<\/span>\r\n      }<\/span> else<\/span> {<\/span>\r\n        resolve<\/span>(<\/span>results<\/span>,<\/span> fields<\/span>);<\/span>\r\n      }<\/span>\r\n    });<\/span>\r\n  });<\/span>\r\n};<\/span>\r\n<\/code><\/pre>\n
module<\/span>.<\/span>exports<\/span> =<\/span> (<\/span>connection<\/span>)<\/span> =><\/span> {<\/span>\r\n  return<\/span> new<\/span> Promise<\/span>((<\/span>resolve<\/span>,<\/span> reject<\/span>)<\/span> =><\/span> {<\/span>\r\n    connection<\/span>.<\/span>commit<\/span>((<\/span>err<\/span>)<\/span> =><\/span> {<\/span>\r\n      if <\/span>(<\/span>err<\/span>)<\/span> {<\/span>\r\n        reject<\/span>(<\/span>err<\/span>);<\/span>\r\n      }<\/span> else<\/span> {<\/span>\r\n        resolve<\/span>(<\/span>err<\/span>);<\/span>\r\n      }<\/span>\r\n    });<\/span>\r\n  });<\/span>\r\n};<\/span>\r\n<\/code><\/pre>\n
module<\/span>.<\/span>exports<\/span> =<\/span> (<\/span>connection<\/span>,<\/span> err<\/span>)<\/span> =><\/span> {<\/span>\r\n  return<\/span> new<\/span> Promise<\/span>((<\/span>resolve<\/span>,<\/span> reject<\/span>)<\/span> =><\/span> {<\/span>\r\n    connection<\/span>.<\/span>rollback<\/span>(()<\/span> =><\/span> {<\/span>\r\n      reject<\/span>(<\/span>err<\/span>);<\/span>\r\n    });<\/span>\r\n  });<\/span>\r\n};<\/span>\r\n<\/code><\/pre>\n
\u6211\u53c2\u8003\u4e86\u8fd9\u7bc7\u6587\u7ae0\u3002<\/p>\n
 <\/p>\n
$<\/span> tree\r\n.\r\n<\/span>\u2514\u2500\u2500 node_modules\r\n    \u251c\u2500\u2500 beginTransaction.js\r\n    \u251c\u2500\u2500 commit.js\r\n    \u251c\u2500\u2500 query.js\r\n    \u251c\u2500\u2500 rollback.js\r\n    \u251c\u2500\u2500 package-lock.json\r\n    \u2514\u2500\u2500 package.json\r\n<\/span><\/code><\/pre>\n
\u4e0e\u5148\u524d\u76f8\u540c\uff0c\u5c06Node.js\u8fdb\u884c\u538b\u7f29\u5e76\u4e0a\u4f20\u3002<\/p>\n
Lambda\u7684\u4ee3\u7801<\/h2>\n
const<\/span> hostname<\/span> =<\/span> process<\/span>.<\/span>env<\/span>.<\/span>RDS_HOSTNAME<\/span>;<\/span>\r\nconst<\/span> databaseName<\/span> =<\/span> process<\/span>.<\/span>env<\/span>.<\/span>RDS_DB_NAME<\/span>;<\/span>\r\nconst<\/span> password<\/span> =<\/span> process<\/span>.<\/span>env<\/span>.<\/span>RDS_PASSWORD<\/span>;<\/span>\r\nconst<\/span> user_name<\/span>=<\/span> process<\/span>.<\/span>env<\/span>.<\/span>RDS_USERNAME<\/span>;<\/span>\r\n\r\nconst<\/span> mysql<\/span> =<\/span> require<\/span>(<\/span>'<\/span>mysql<\/span>'<\/span>);<\/span>\r\nconst<\/span> beginTransaction<\/span> =<\/span> require<\/span>(<\/span>'<\/span>beginTransaction<\/span>'<\/span>);<\/span>\r\nconst<\/span> commit<\/span> =<\/span> require<\/span>(<\/span>'<\/span>commit<\/span>'<\/span>);<\/span>\r\nconst<\/span> query<\/span> =<\/span> require<\/span>(<\/span>'<\/span>query<\/span>'<\/span>);<\/span>\r\nconst<\/span> rollback<\/span> =<\/span> require<\/span>(<\/span>'<\/span>rollback<\/span>'<\/span>);<\/span>\r\n\r\nexports<\/span>.<\/span>handler<\/span> =<\/span> async <\/span>(<\/span>event<\/span>)<\/span> =><\/span> {<\/span>\r\n  \/\/ console.log('event:', JSON.stringify(event, null, 2));<\/span>\r\n\r\n  const<\/span> connection<\/span> =<\/span> mysql<\/span>.<\/span>createConnection<\/span>({<\/span>\r\n    host<\/span>:<\/span> hostname<\/span>,<\/span>\r\n    user<\/span>:<\/span> user_name<\/span>,<\/span>\r\n    password<\/span>:<\/span> password<\/span>,<\/span>\r\n    database<\/span>:<\/span> databaseName<\/span>,<\/span>\r\n  });<\/span>\r\n\r\n  const<\/span> now<\/span> =<\/span> new<\/span> Date<\/span>().<\/span>toLocaleString<\/span>(<\/span>'<\/span>ja-JP<\/span>'<\/span>,<\/span> {<\/span> timeZone<\/span>:<\/span> '<\/span>Asia\/Tokyo<\/span>'<\/span> });<\/span>\r\n  const<\/span> sql<\/span> =<\/span> '<\/span>INSERT INTO databaseTable (title, created_at) VALUES (?, ?);<\/span>'<\/span>;<\/span>\r\n  const<\/span> inserts<\/span> =<\/span> [<\/span>'<\/span>test<\/span>'<\/span>,<\/span> now<\/span>];<\/span>\r\n\r\n  try<\/span> {<\/span>\r\n    await<\/span> beginTransaction<\/span>(<\/span>connection<\/span>);<\/span>\r\n\r\n    const<\/span> results<\/span> =<\/span> await<\/span> query<\/span>(<\/span>connection<\/span>,<\/span> sql<\/span>,<\/span> inserts<\/span>);<\/span>\r\n    console<\/span>.<\/span>log<\/span>(<\/span>results<\/span>);<\/span>\r\n\r\n    await<\/span> commit<\/span>(<\/span>connection<\/span>);<\/span>\r\n  }<\/span> catch <\/span>(<\/span>err<\/span>)<\/span> {<\/span>\r\n\r\n    await<\/span> rollback<\/span>(<\/span>connection<\/span>);<\/span>\r\n    throw<\/span> err<\/span>;<\/span>\r\n  }<\/span>\r\n};<\/span>\r\n<\/code><\/pre>\n
MySQL2<\/h1>\n
2022\u5e747\u670823\u65e5\u66f4\u65b0
\n\u7531\u4e8emysql2\u6a21\u5757\u7684\u4ee3\u7801\u91cf\u8f83\u5c11\uff0c\u56e0\u6b64\u5efa\u8bae\u4f7f\u7528\u8fd9\u4e2a\u3002<\/p>\n
 <\/p>\n
\u8bf7\u63d0\u4f9b\u4ee5\u4e0b\u5185\u5bb9\u7684\u4e2d\u6587\u8fd1\u4e49\u8bcd\uff1a\u53c2\u8003<\/h1>\n
 <\/p>\n","protected":false},"excerpt":{"rendered":"
\u9996\u5148 \u7531\u4e8e\u5c06Lambda\u7528RDS Proxy\u8bbf\u95eeMySQL\u5728VPC\u4e2d\u6267\u884c\uff0c\u7279\u6b64\u6574\u7406\u4ee5\u4e0b\u6b65\u9aa4\u3002 \u521b\u5efaRDS\u4ee3\u7406  […]<\/p>\n","protected":false},"author":7,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-31966","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"\n\u5728VPC\u5185\u6267\u884c\u901a\u8fc7RDS Proxy\u8bbf\u95eeMySQL\u7684Lambda - 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\/\u5728vpc\u5185\u6267\u884c\u901a\u8fc7rds-proxy\u8bbf\u95eemysql\u7684lambda\u3002\/\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u5728VPC\u5185\u6267\u884c\u901a\u8fc7RDS Proxy\u8bbf\u95eeMySQL\u7684Lambda\" \/>\n<meta property=\"og:description\" content=\"\u9996\u5148 \u7531\u4e8e\u5c06Lambda\u7528RDS Proxy\u8bbf\u95eeMySQL\u5728VPC\u4e2d\u6267\u884c\uff0c\u7279\u6b64\u6574\u7406\u4ee5\u4e0b\u6b65\u9aa4\u3002 \u521b\u5efaRDS\u4ee3\u7406 […]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.silicloud.com\/zh\/blog\/\u5728vpc\u5185\u6267\u884c\u901a\u8fc7rds-proxy\u8bbf\u95eemysql\u7684lambda\u3002\/\" \/>\n<meta property=\"og:site_name\" content=\"Blog - Silicon Cloud\" \/>\n<meta property=\"article:published_time\" content=\"2023-08-02T08:21:50+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2024-04-29T13:54:20+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d0f7837434c4406beee1e\/2-0.png\" \/>\n<meta name=\"author\" content=\"\u79d1, \u9896\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u4f5c\u8005\" \/>\n\t<meta name=\"twitter:data1\" content=\"\u79d1, \u9896\" \/>\n\t<meta name=\"twitter:label2\" content=\"\u9884\u8ba1\u9605\u8bfb\u65f6\u95f4\" \/>\n\t<meta name=\"twitter:data2\" content=\"3 \u5206\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.silicloud.com\/zh\/blog\/%e5%9c%a8vpc%e5%86%85%e6%89%a7%e8%a1%8c%e9%80%9a%e8%bf%87rds-proxy%e8%ae%bf%e9%97%aemysql%e7%9a%84lambda%e3%80%82\/\",\"url\":\"https:\/\/www.silicloud.com\/zh\/blog\/%e5%9c%a8vpc%e5%86%85%e6%89%a7%e8%a1%8c%e9%80%9a%e8%bf%87rds-proxy%e8%ae%bf%e9%97%aemysql%e7%9a%84lambda%e3%80%82\/\",\"name\":\"\u5728VPC\u5185\u6267\u884c\u901a\u8fc7RDS Proxy\u8bbf\u95eeMySQL\u7684Lambda - Blog - Silicon Cloud\",\"isPartOf\":{\"@id\":\"https:\/\/www.silicloud.com\/zh\/blog\/#website\"},\"datePublished\":\"2023-08-02T08:21:50+00:00\",\"dateModified\":\"2024-04-29T13:54:20+00:00\",\"author\":{\"@id\":\"https:\/\/www.silicloud.com\/zh\/blog\/#\/schema\/person\/8ca01ba7f7362ad4edb7da206a12f29e\"},\"breadcrumb\":{\"@id\":\"https:\/\/www.silicloud.com\/zh\/blog\/%e5%9c%a8vpc%e5%86%85%e6%89%a7%e8%a1%8c%e9%80%9a%e8%bf%87rds-proxy%e8%ae%bf%e9%97%aemysql%e7%9a%84lambda%e3%80%82\/#breadcrumb\"},\"inLanguage\":\"zh-Hans\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.silicloud.com\/zh\/blog\/%e5%9c%a8vpc%e5%86%85%e6%89%a7%e8%a1%8c%e9%80%9a%e8%bf%87rds-proxy%e8%ae%bf%e9%97%aemysql%e7%9a%84lambda%e3%80%82\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.silicloud.com\/zh\/blog\/%e5%9c%a8vpc%e5%86%85%e6%89%a7%e8%a1%8c%e9%80%9a%e8%bf%87rds-proxy%e8%ae%bf%e9%97%aemysql%e7%9a%84lambda%e3%80%82\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"\u9996\u9875\",\"item\":\"https:\/\/www.silicloud.com\/zh\/blog\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"\u5728VPC\u5185\u6267\u884c\u901a\u8fc7RDS Proxy\u8bbf\u95eeMySQL\u7684Lambda\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.silicloud.com\/zh\/blog\/#website\",\"url\":\"https:\/\/www.silicloud.com\/zh\/blog\/\",\"name\":\"Blog - Silicon Cloud\",\"description\":\"\",\"inLanguage\":\"zh-Hans\"},{\"@type\":\"Person\",\"@id\":\"https:\/\/www.silicloud.com\/zh\/blog\/#\/schema\/person\/8ca01ba7f7362ad4edb7da206a12f29e\",\"name\":\"\u79d1, \u9896\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"zh-Hans\",\"@id\":\"https:\/\/www.silicloud.com\/zh\/blog\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/secure.gravatar.com\/avatar\/8a6fb3cc7ba2f69d2189ba532aec4633ea7ed75ac0af162ec367cb3abc0fb2af?s=96&d=mm&r=g\",\"contentUrl\":\"https:\/\/secure.gravatar.com\/avatar\/8a6fb3cc7ba2f69d2189ba532aec4633ea7ed75ac0af162ec367cb3abc0fb2af?s=96&d=mm&r=g\",\"caption\":\"\u79d1, \u9896\"},\"url\":\"https:\/\/www.silicloud.com\/zh\/blog\/author\/keying\/\"},{\"@type\":\"ImageObject\",\"inLanguage\":\"zh-Hans\",\"@id\":\"https:\/\/www.silicloud.com\/zh\/blog\/%e5%9c%a8vpc%e5%86%85%e6%89%a7%e8%a1%8c%e9%80%9a%e8%bf%87rds-proxy%e8%ae%bf%e9%97%aemysql%e7%9a%84lambda%e3%80%82\/#local-main-organization-logo\",\"url\":\"\",\"contentUrl\":\"\",\"caption\":\"Blog - Silicon Cloud\"}]}<\/script>\n<!-- \/ Yoast SEO Premium plugin. -->","yoast_head_json":{"title":"\u5728VPC\u5185\u6267\u884c\u901a\u8fc7RDS Proxy\u8bbf\u95eeMySQL\u7684Lambda - Blog - Silicon Cloud","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.silicloud.com\/zh\/blog\/\u5728vpc\u5185\u6267\u884c\u901a\u8fc7rds-proxy\u8bbf\u95eemysql\u7684lambda\u3002\/","og_locale":"zh_CN","og_type":"article","og_title":"\u5728VPC\u5185\u6267\u884c\u901a\u8fc7RDS Proxy\u8bbf\u95eeMySQL\u7684Lambda","og_description":"\u9996\u5148 \u7531\u4e8e\u5c06Lambda\u7528RDS Proxy\u8bbf\u95eeMySQL\u5728VPC\u4e2d\u6267\u884c\uff0c\u7279\u6b64\u6574\u7406\u4ee5\u4e0b\u6b65\u9aa4\u3002 \u521b\u5efaRDS\u4ee3\u7406 […]","og_url":"https:\/\/www.silicloud.com\/zh\/blog\/\u5728vpc\u5185\u6267\u884c\u901a\u8fc7rds-proxy\u8bbf\u95eemysql\u7684lambda\u3002\/","og_site_name":"Blog - Silicon Cloud","article_published_time":"2023-08-02T08:21:50+00:00","article_modified_time":"2024-04-29T13:54:20+00:00","og_image":[{"url":"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d0f7837434c4406beee1e\/2-0.png"}],"author":"\u79d1, \u9896","twitter_card":"summary_large_image","twitter_misc":{"\u4f5c\u8005":"\u79d1, \u9896","\u9884\u8ba1\u9605\u8bfb\u65f6\u95f4":"3 \u5206"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/www.silicloud.com\/zh\/blog\/%e5%9c%a8vpc%e5%86%85%e6%89%a7%e8%a1%8c%e9%80%9a%e8%bf%87rds-proxy%e8%ae%bf%e9%97%aemysql%e7%9a%84lambda%e3%80%82\/","url":"https:\/\/www.silicloud.com\/zh\/blog\/%e5%9c%a8vpc%e5%86%85%e6%89%a7%e8%a1%8c%e9%80%9a%e8%bf%87rds-proxy%e8%ae%bf%e9%97%aemysql%e7%9a%84lambda%e3%80%82\/","name":"\u5728VPC\u5185\u6267\u884c\u901a\u8fc7RDS Proxy\u8bbf\u95eeMySQL\u7684Lambda - Blog - Silicon Cloud","isPartOf":{"@id":"https:\/\/www.silicloud.com\/zh\/blog\/#website"},"datePublished":"2023-08-02T08:21:50+00:00","dateModified":"2024-04-29T13:54:20+00:00","author":{"@id":"https:\/\/www.silicloud.com\/zh\/blog\/#\/schema\/person\/8ca01ba7f7362ad4edb7da206a12f29e"},"breadcrumb":{"@id":"https:\/\/www.silicloud.com\/zh\/blog\/%e5%9c%a8vpc%e5%86%85%e6%89%a7%e8%a1%8c%e9%80%9a%e8%bf%87rds-proxy%e8%ae%bf%e9%97%aemysql%e7%9a%84lambda%e3%80%82\/#breadcrumb"},"inLanguage":"zh-Hans","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.silicloud.com\/zh\/blog\/%e5%9c%a8vpc%e5%86%85%e6%89%a7%e8%a1%8c%e9%80%9a%e8%bf%87rds-proxy%e8%ae%bf%e9%97%aemysql%e7%9a%84lambda%e3%80%82\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/www.silicloud.com\/zh\/blog\/%e5%9c%a8vpc%e5%86%85%e6%89%a7%e8%a1%8c%e9%80%9a%e8%bf%87rds-proxy%e8%ae%bf%e9%97%aemysql%e7%9a%84lambda%e3%80%82\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"\u9996\u9875","item":"https:\/\/www.silicloud.com\/zh\/blog\/"},{"@type":"ListItem","position":2,"name":"\u5728VPC\u5185\u6267\u884c\u901a\u8fc7RDS Proxy\u8bbf\u95eeMySQL\u7684Lambda"}]},{"@type":"WebSite","@id":"https:\/\/www.silicloud.com\/zh\/blog\/#website","url":"https:\/\/www.silicloud.com\/zh\/blog\/","name":"Blog - Silicon Cloud","description":"","inLanguage":"zh-Hans"},{"@type":"Person","@id":"https:\/\/www.silicloud.com\/zh\/blog\/#\/schema\/person\/8ca01ba7f7362ad4edb7da206a12f29e","name":"\u79d1, \u9896","image":{"@type":"ImageObject","inLanguage":"zh-Hans","@id":"https:\/\/www.silicloud.com\/zh\/blog\/#\/schema\/person\/image\/","url":"https:\/\/secure.gravatar.com\/avatar\/8a6fb3cc7ba2f69d2189ba532aec4633ea7ed75ac0af162ec367cb3abc0fb2af?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/8a6fb3cc7ba2f69d2189ba532aec4633ea7ed75ac0af162ec367cb3abc0fb2af?s=96&d=mm&r=g","caption":"\u79d1, \u9896"},"url":"https:\/\/www.silicloud.com\/zh\/blog\/author\/keying\/"},{"@type":"ImageObject","inLanguage":"zh-Hans","@id":"https:\/\/www.silicloud.com\/zh\/blog\/%e5%9c%a8vpc%e5%86%85%e6%89%a7%e8%a1%8c%e9%80%9a%e8%bf%87rds-proxy%e8%ae%bf%e9%97%aemysql%e7%9a%84lambda%e3%80%82\/#local-main-organization-logo","url":"","contentUrl":"","caption":"Blog - Silicon Cloud"}]}},"_links":{"self":[{"href":"https:\/\/www.silicloud.com\/zh\/blog\/wp-json\/wp\/v2\/posts\/31966","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.silicloud.com\/zh\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.silicloud.com\/zh\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.silicloud.com\/zh\/blog\/wp-json\/wp\/v2\/users\/7"}],"replies":[{"embeddable":true,"href":"https:\/\/www.silicloud.com\/zh\/blog\/wp-json\/wp\/v2\/comments?post=31966"}],"version-history":[{"count":2,"href":"https:\/\/www.silicloud.com\/zh\/blog\/wp-json\/wp\/v2\/posts\/31966\/revisions"}],"predecessor-version":[{"id":87863,"href":"https:\/\/www.silicloud.com\/zh\/blog\/wp-json\/wp\/v2\/posts\/31966\/revisions\/87863"}],"wp:attachment":[{"href":"https:\/\/www.silicloud.com\/zh\/blog\/wp-json\/wp\/v2\/media?parent=31966"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.silicloud.com\/zh\/blog\/wp-json\/wp\/v2\/categories?post=31966"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.silicloud.com\/zh\/blog\/wp-json\/wp\/v2\/tags?post=31966"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}