{"id":34044,"date":"2022-12-31T11:39:46","date_gmt":"2023-12-26T21:09:25","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/%e6%88%91%e5%b0%9d%e8%af%95%e5%9c%a8playframework2-6%e4%b8%ad%e8%ae%bf%e9%97%aeredis%e3%80%82\/"},"modified":"2024-04-29T07:48:34","modified_gmt":"2024-04-28T23:48:34","slug":"%e6%88%91%e5%b0%9d%e8%af%95%e5%9c%a8playframework2-6%e4%b8%ad%e8%ae%bf%e9%97%aeredis%e3%80%82","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e6%88%91%e5%b0%9d%e8%af%95%e5%9c%a8playframework2-6%e4%b8%ad%e8%ae%bf%e9%97%aeredis%e3%80%82\/","title":{"rendered":"\u6211\u5c1d\u8bd5\u5728PlayFramework2.6\u4e2d\u8bbf\u95eeRedis"},"content":{"rendered":"<h1>\u9996\u5148<\/h1>\n<p>\u8fd9\u662f\u4f7f\u7528PlayFramework\u8fdb\u884c\u5b66\u4e60\u7cfb\u5217\u7684\u7b2c\u4e09\u90e8\u5206\u3002\u8fd9\u6b21\u6211\u4eec\u5c06\u5c1d\u8bd5\u8bbf\u95eeRedis\u3002<\/p>\n<p>\u6709\u8bb8\u591a\u53ef\u4ee5\u4eceScala\u8bbf\u95eeRedis\u7684\u5e93\uff0c\u4f46\u662f\u4eca\u6b21\u6211\u4eec\u9009\u62e9\u4e86scredis\uff0c\u56e0\u4e3a\u5b83\u4f7f\u7528\u8d77\u6765\u5f88\u5bb9\u6613\u3002<\/p>\n<p>\u53e6\u5916\uff0c\u7531\u4e8e\u6211\u6b63\u5728\u5b66\u4e60Scala\u548cPlay Framework\uff0c\u6240\u4ee5\u5982\u679c\u6709\u4efb\u4f55\u4e0d\u8db3\u4e4b\u5904\uff0c\u8bf7\u60a8\u8c05\u89e3\u5e76\u63d0\u51fa\u5efa\u8bae\u3002<\/p>\n<h1>\u5b9e\u65bd<\/h1>\n<h2>\u524d\u63d0 t\u00ed)<\/h2>\n<p>\u672c\u6b21\u4f7f\u7528\u7684\u5404\u4e2a\u7248\u672c\u5982\u4e0b\u6240\u793a\u3002<\/p>\n<div>\n<div class=\"post-table\">\u540d\u524d\u30d0\u30fc\u30b8\u30e7\u30f3Scala2.12.4PlayFramework2.6.7Redis3.0.6scredis2.1.1<\/div>\n<\/div>\n<h2>Redis \u662f\u4e00\u79cd\u5f00\u6e90\u7684\u5185\u5b58\u6570\u636e\u5e93\u7cfb\u7edf\u3002<\/h2>\n<p>\u5728\u672c\u6b21\u4e2d\uff0c\u6211\u4eec\u5047\u8bbeRedis\u662f\u4e00\u4e2a\u975e\u96c6\u7fa4\u7684\u4e3b\u8bfb\u526f\u672c\u7ed3\u6784\u3002<\/p>\n<h2>\u6784\u5efa\u6587\u4ef6.sbt<\/h2>\n<p>\u5728 build.sbt \u4e2d\u6dfb\u52a0\u6240\u9700\u7684\u5e93\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"c1\">\/\/ scredis<\/span>\r\n<span class=\"n\">resolvers<\/span> <span class=\"o\">+=<\/span> <span class=\"nv\">Resolver<\/span><span class=\"o\">.<\/span><span class=\"py\">bintrayRepo<\/span><span class=\"o\">(<\/span><span class=\"s\">\"jastice\"<\/span><span class=\"o\">,<\/span> <span class=\"s\">\"maven\"<\/span><span class=\"o\">)<\/span>\r\n\r\n<span class=\"n\">libraryDependencies<\/span> <span class=\"o\">++=<\/span> <span class=\"nc\">Seq<\/span><span class=\"o\">(<\/span>\r\n  <span class=\"s\">\"com.github.scredis\"<\/span> <span class=\"o\">%%<\/span> <span class=\"s\">\"scredis\"<\/span> <span class=\"o\">%<\/span> <span class=\"s\">\"2.1.1\"<\/span>\r\n<span class=\"o\">)<\/span>\r\n<\/code><\/pre>\n<h2>Redis\u8bbf\u95ee<\/h2>\n<p>\u5173\u4e8e\u8fde\u63a5\u5230Redis\u7684\u65b9\u6cd5\uff0c\u8fd9\u6b21\u6211\u4eec\u4f1a\u4f7f\u7528\u5de5\u5382\u6a21\u5f0f\u6765\u521b\u5efascredis.Redis\u5bf9\u8c61\u3002<\/p>\n<p>\u5de5\u5382\u672c\u8eab\u5728Module\u7c7b\u4e2d\u6ce8\u518c\u4e3a\u5355\u4f8b\uff0c\u5e76\u5728\u6ce8\u5165\u65f6\u4f7f\u7528\u3002<br \/>\n\u5355\u4f8b\u7684\u5b9a\u4e49\u5982\u4e0b\uff1a<\/p>\n<pre class=\"post-pre\"><code><span class=\"k\">package<\/span> <span class=\"nn\">services<\/span>\r\n\r\n<span class=\"k\">import<\/span> <span class=\"nn\">javax.inject.<\/span><span class=\"o\">{<\/span><span class=\"nc\">Inject<\/span><span class=\"o\">,<\/span> <span class=\"nc\">Singleton<\/span><span class=\"o\">}<\/span>\r\n\r\n<span class=\"k\">import<\/span> <span class=\"nn\">play.api.Configuration<\/span>\r\n<span class=\"k\">import<\/span> <span class=\"nn\">scredis.Redis<\/span>\r\n\r\n<span class=\"k\">import<\/span> <span class=\"nn\">scala.util.Random<\/span>\r\n\r\n<span class=\"c1\">\/\/ Primary\u304bRead Replica\u3078\u306e\u30a2\u30af\u30bb\u30b9\u304b\u3092\u8b58\u5225\u3059\u308b\u305f\u3081\u306etype<\/span>\r\n<span class=\"k\">sealed<\/span> <span class=\"k\">trait<\/span> <span class=\"nc\">RedisType<\/span>\r\n<span class=\"k\">object<\/span> <span class=\"nc\">RedisTypes<\/span> <span class=\"o\">{<\/span>\r\n  <span class=\"k\">class<\/span> <span class=\"nc\">WriterType<\/span> <span class=\"k\">extends<\/span> <span class=\"nc\">RedisType<\/span>\r\n  <span class=\"k\">class<\/span> <span class=\"nc\">ReaderType<\/span> <span class=\"k\">extends<\/span> <span class=\"nc\">RedisType<\/span>\r\n\r\n  <span class=\"k\">implicit<\/span> <span class=\"k\">case<\/span> <span class=\"k\">object<\/span> <span class=\"nc\">RedisWriterObject<\/span> <span class=\"k\">extends<\/span> <span class=\"nc\">WriterType<\/span>\r\n  <span class=\"k\">implicit<\/span> <span class=\"k\">case<\/span> <span class=\"k\">object<\/span> <span class=\"nc\">RedisReaderObject<\/span> <span class=\"k\">extends<\/span> <span class=\"nc\">ReaderType<\/span>\r\n<span class=\"o\">}<\/span>\r\n\r\n<span class=\"c1\">\/\/ \u516c\u958b\u3055\u308c\u305ftrait<\/span>\r\n<span class=\"k\">trait<\/span> <span class=\"nc\">RedisConnector<\/span> <span class=\"o\">{<\/span>\r\n  <span class=\"k\">def<\/span> <span class=\"nf\">redis<\/span><span class=\"o\">[<\/span><span class=\"kt\">T<\/span> <span class=\"k\">&lt;:<\/span> <span class=\"kt\">RedisType<\/span><span class=\"o\">](<\/span><span class=\"k\">implicit<\/span> <span class=\"n\">redisType<\/span><span class=\"k\">:<\/span> <span class=\"kt\">T<\/span><span class=\"o\">)<\/span><span class=\"k\">:<\/span> <span class=\"kt\">Redis<\/span>\r\n<span class=\"o\">}<\/span>\r\n\r\n<span class=\"c1\">\/\/ \u5b9f\u88c5\u30af\u30e9\u30b9<\/span>\r\n<span class=\"nd\">@Singleton<\/span>\r\n<span class=\"k\">class<\/span> <span class=\"nc\">DefaultRedisConnector<\/span> <span class=\"nd\">@Inject<\/span><span class=\"o\">()(<\/span><span class=\"n\">config<\/span><span class=\"k\">:<\/span> <span class=\"kt\">Configuration<\/span><span class=\"o\">)<\/span>\r\n  <span class=\"k\">extends<\/span> <span class=\"nc\">RedisConnector<\/span>\r\n<span class=\"o\">{<\/span>\r\n  <span class=\"c1\">\/\/ config\u306e\u8aad\u307f\u8fbc\u307f<\/span>\r\n  <span class=\"k\">private<\/span> <span class=\"k\">val<\/span> <span class=\"nv\">defaultPort<\/span> <span class=\"k\">=<\/span> <span class=\"nv\">config<\/span><span class=\"o\">.<\/span><span class=\"py\">getOptional<\/span><span class=\"o\">[<\/span><span class=\"kt\">Int<\/span><span class=\"o\">](<\/span><span class=\"s\">\"redis.port\"<\/span><span class=\"o\">).<\/span><span class=\"py\">getOrElse<\/span><span class=\"o\">(<\/span><span class=\"mi\">6379<\/span><span class=\"o\">)<\/span>\r\n  <span class=\"k\">private<\/span> <span class=\"k\">val<\/span> <span class=\"nv\">writerHost<\/span> <span class=\"k\">=<\/span> <span class=\"nv\">config<\/span><span class=\"o\">.<\/span><span class=\"py\">getOptional<\/span><span class=\"o\">[<\/span><span class=\"kt\">String<\/span><span class=\"o\">](<\/span><span class=\"s\">\"redis.writer.host\"<\/span><span class=\"o\">).<\/span><span class=\"py\">get<\/span>\r\n  <span class=\"k\">private<\/span> <span class=\"nf\">val<\/span> <span class=\"o\">(<\/span><span class=\"n\">writerHostName<\/span><span class=\"o\">,<\/span> <span class=\"n\">writerPort<\/span><span class=\"o\">)<\/span> <span class=\"k\">=<\/span> <span class=\"nf\">splitHostAndPort<\/span><span class=\"o\">(<\/span><span class=\"n\">writerHost<\/span><span class=\"o\">)<\/span>\r\n  <span class=\"k\">private<\/span> <span class=\"k\">val<\/span> <span class=\"nv\">readerHosts<\/span> <span class=\"k\">=<\/span>\r\n    <span class=\"nv\">config<\/span><span class=\"o\">.<\/span><span class=\"py\">getOptional<\/span><span class=\"o\">[<\/span><span class=\"kt\">String<\/span><span class=\"o\">](<\/span><span class=\"s\">\"redis.reader.host\"<\/span><span class=\"o\">).<\/span><span class=\"py\">getOrElse<\/span><span class=\"o\">(<\/span><span class=\"n\">writerHost<\/span><span class=\"o\">).<\/span><span class=\"py\">split<\/span><span class=\"o\">(<\/span><span class=\"s\">\",\"<\/span><span class=\"o\">).<\/span><span class=\"py\">map<\/span><span class=\"o\">(<\/span><span class=\"n\">splitHostAndPort<\/span><span class=\"o\">)<\/span>\r\n\r\n  <span class=\"c1\">\/\/ read replica\u304c\u8907\u6570\u3042\u308b\u3068\u304d\u306erandomizer<\/span>\r\n  <span class=\"k\">private<\/span> <span class=\"k\">lazy<\/span> <span class=\"k\">val<\/span> <span class=\"nv\">randomizer<\/span> <span class=\"k\">=<\/span> <span class=\"nc\">Random<\/span>\r\n\r\n  <span class=\"c1\">\/\/ ReaderType, WriterType\u306e\u8aad\u307f\u8fbc\u307f<\/span>\r\n  <span class=\"k\">import<\/span> <span class=\"nn\">RedisTypes._<\/span>\r\n\r\n  <span class=\"k\">override<\/span> <span class=\"k\">def<\/span> <span class=\"nf\">redis<\/span><span class=\"o\">[<\/span><span class=\"kt\">T<\/span> <span class=\"k\">&lt;:<\/span> <span class=\"kt\">RedisType<\/span><span class=\"o\">](<\/span><span class=\"k\">implicit<\/span> <span class=\"n\">redisType<\/span><span class=\"k\">:<\/span> <span class=\"kt\">T<\/span><span class=\"o\">)<\/span><span class=\"k\">:<\/span> <span class=\"kt\">Redis<\/span> <span class=\"o\">=<\/span> <span class=\"o\">{<\/span>\r\n    <span class=\"n\">redisType<\/span> <span class=\"k\">match<\/span> <span class=\"o\">{<\/span>\r\n      <span class=\"k\">case<\/span> <span class=\"k\">_:<\/span> <span class=\"kt\">WriterType<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"n\">writerClient<\/span>\r\n      <span class=\"k\">case<\/span> <span class=\"k\">_:<\/span> <span class=\"kt\">ReaderType<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"n\">selectReaderClient<\/span>\r\n    <span class=\"o\">}<\/span>\r\n  <span class=\"o\">}<\/span>\r\n\r\n  <span class=\"k\">private<\/span> <span class=\"k\">def<\/span> <span class=\"nf\">splitHostAndPort<\/span><span class=\"o\">(<\/span><span class=\"n\">host<\/span><span class=\"k\">:<\/span> <span class=\"kt\">String<\/span><span class=\"o\">)<\/span><span class=\"k\">:<\/span> <span class=\"o\">(<\/span><span class=\"kt\">String<\/span><span class=\"o\">,<\/span> <span class=\"kt\">Int<\/span><span class=\"o\">)<\/span> <span class=\"k\">=<\/span>\r\n    <span class=\"nv\">host<\/span><span class=\"o\">.<\/span><span class=\"py\">split<\/span><span class=\"o\">(<\/span><span class=\"s\">\":\"<\/span><span class=\"o\">)<\/span> <span class=\"k\">match<\/span> <span class=\"o\">{<\/span>\r\n      <span class=\"k\">case<\/span> <span class=\"nc\">Array<\/span><span class=\"o\">(<\/span><span class=\"n\">hostname<\/span><span class=\"o\">,<\/span> <span class=\"n\">port<\/span><span class=\"o\">)<\/span> <span class=\"k\">=&gt;<\/span> <span class=\"o\">(<\/span><span class=\"n\">hostname<\/span><span class=\"o\">,<\/span> <span class=\"nv\">port<\/span><span class=\"o\">.<\/span><span class=\"py\">toInt<\/span><span class=\"o\">)<\/span>\r\n      <span class=\"k\">case<\/span> <span class=\"nc\">Array<\/span><span class=\"o\">(<\/span><span class=\"n\">hostname<\/span><span class=\"o\">)<\/span>       <span class=\"k\">=&gt;<\/span> <span class=\"o\">(<\/span><span class=\"n\">hostname<\/span><span class=\"o\">,<\/span> <span class=\"n\">defaultPort<\/span><span class=\"o\">)<\/span>\r\n    <span class=\"o\">}<\/span>\r\n\r\n  <span class=\"k\">private<\/span> <span class=\"k\">def<\/span> <span class=\"nf\">writerClient<\/span><span class=\"k\">:<\/span> <span class=\"kt\">Redis<\/span> <span class=\"o\">=<\/span> <span class=\"nc\">Redis<\/span><span class=\"o\">(<\/span><span class=\"n\">writerHostName<\/span><span class=\"o\">,<\/span> <span class=\"n\">writerPort<\/span><span class=\"o\">)<\/span>\r\n\r\n  <span class=\"k\">private<\/span> <span class=\"k\">def<\/span> <span class=\"nf\">selectReaderClient<\/span><span class=\"k\">:<\/span> <span class=\"kt\">Redis<\/span> <span class=\"o\">=<\/span> <span class=\"o\">{<\/span>\r\n    <span class=\"nv\">readerHosts<\/span><span class=\"o\">.<\/span><span class=\"py\">length<\/span> <span class=\"k\">match<\/span> <span class=\"o\">{<\/span>\r\n      <span class=\"c1\">\/\/ To-Do: case 0<\/span>\r\n      <span class=\"k\">case<\/span> <span class=\"mi\">1<\/span> <span class=\"k\">=&gt;<\/span> <span class=\"nf\">readerClient<\/span><span class=\"o\">(<\/span><span class=\"mi\">0<\/span><span class=\"o\">)<\/span>\r\n      <span class=\"k\">case<\/span> <span class=\"n\">n<\/span> <span class=\"k\">if<\/span> <span class=\"n\">n<\/span> <span class=\"o\">&gt;<\/span> <span class=\"mi\">1<\/span> <span class=\"k\">=&gt;<\/span> <span class=\"nf\">readerClient<\/span><span class=\"o\">(<\/span><span class=\"nv\">randomizer<\/span><span class=\"o\">.<\/span><span class=\"py\">nextInt<\/span><span class=\"o\">(<\/span><span class=\"n\">n<\/span><span class=\"o\">))<\/span>\r\n    <span class=\"o\">}<\/span>\r\n  <span class=\"o\">}<\/span>\r\n\r\n  <span class=\"k\">private<\/span> <span class=\"k\">def<\/span> <span class=\"nf\">readerClient<\/span><span class=\"o\">(<\/span><span class=\"n\">n<\/span><span class=\"k\">:<\/span> <span class=\"kt\">Int<\/span><span class=\"o\">)<\/span><span class=\"k\">:<\/span> <span class=\"kt\">Redis<\/span> <span class=\"o\">=<\/span> <span class=\"o\">{<\/span>\r\n    <span class=\"nf\">val<\/span> <span class=\"o\">(<\/span><span class=\"n\">hostName<\/span><span class=\"o\">,<\/span> <span class=\"n\">port<\/span><span class=\"o\">)<\/span> <span class=\"k\">=<\/span> <span class=\"nf\">readerHosts<\/span><span class=\"o\">(<\/span><span class=\"n\">n<\/span><span class=\"o\">)<\/span>\r\n    <span class=\"nc\">Redis<\/span><span class=\"o\">(<\/span><span class=\"n\">hostName<\/span><span class=\"o\">,<\/span> <span class=\"n\">port<\/span><span class=\"o\">)<\/span>\r\n  <span class=\"o\">}<\/span>\r\n<span class=\"o\">}<\/span>\r\n<\/code><\/pre>\n<h2>\u6a21\u5757<\/h2>\n<p>\u5c06\u4e0a\u8ff0\u7684\u7c7b\u6ce8\u518c\u5230 Module \u7c7b\u4e2d\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"k\">import<\/span> <span class=\"nn\">services._<\/span>\r\n\r\n<span class=\"k\">class<\/span> <span class=\"nc\">Module<\/span> <span class=\"k\">extends<\/span> <span class=\"nc\">AbstractModule<\/span> <span class=\"o\">{<\/span>\r\n\r\n  <span class=\"k\">override<\/span> <span class=\"k\">def<\/span> <span class=\"nf\">configure<\/span><span class=\"o\">()<\/span><span class=\"k\">:<\/span> <span class=\"kt\">Unit<\/span> <span class=\"o\">=<\/span> <span class=\"o\">{<\/span>\r\n    <span class=\"nf\">bind<\/span><span class=\"o\">(<\/span><span class=\"n\">classOf<\/span><span class=\"o\">[<\/span><span class=\"kt\">RedisConnector<\/span><span class=\"o\">]).<\/span><span class=\"py\">to<\/span><span class=\"o\">(<\/span><span class=\"n\">classOf<\/span><span class=\"o\">[<\/span><span class=\"kt\">DefaultRedisConnector<\/span><span class=\"o\">])<\/span>\r\n  <span class=\"o\">}<\/span>\r\n<span class=\"o\">}<\/span>\r\n<\/code><\/pre>\n<h2>application.conf \u5e94\u7528\u914d\u7f6e\u6587\u4ef6<\/h2>\n<p>Redis\u670d\u52a1\u5668\u7684\u8fde\u63a5\u4e3b\u673a\u5e94\u5728application.conf\u6587\u4ef6\u4e2d\u8fdb\u884c\u914d\u7f6e\u3002<br \/>\n\u53e6\u5916\uff0c\u53ef\u4ee5\u6307\u5b9a\u591a\u4e2a\u8bfb\u53d6\u526f\u672c\uff08\u5982\u679c\u6709\u591a\u4e2a\u6307\u5b9a\uff0c\u5219\u968f\u673a\u9009\u62e9\uff09\u3002<\/p>\n<pre class=\"post-pre\"><code>redis {\r\n  port: 6379\r\n  writer {\r\n    host: \"redis.hogehoge.ng.0001.apne1.cache.amazonaws.com\"\r\n  }\r\n  reader {\r\n    host: \"redis-002.hogehoge.0001.apne1.cache.amazonaws.com,redis-003.hogehoge.0001.apne1.cache.amazonaws.com\"\r\n  }\r\n}\r\n<\/code><\/pre>\n<h2>\u63a7\u5236\u5668\u7684\u4f7f\u7528\u65b9\u6cd5<\/h2>\n<pre class=\"post-pre\"><code><span class=\"k\">package<\/span> <span class=\"nn\">controllers<\/span>\r\n\r\n<span class=\"k\">import<\/span> <span class=\"nn\">java.nio.charset.StandardCharsets<\/span>\r\n<span class=\"k\">import<\/span> <span class=\"nn\">javax.inject._<\/span>\r\n\r\n<span class=\"k\">import<\/span> <span class=\"nn\">play.api.mvc._<\/span>\r\n<span class=\"k\">import<\/span> <span class=\"nn\">scredis.serialization.<\/span><span class=\"o\">{<\/span><span class=\"nc\">Reader<\/span><span class=\"o\">,<\/span> <span class=\"nc\">Writer<\/span><span class=\"o\">}<\/span>\r\n<span class=\"k\">import<\/span> <span class=\"nn\">services.RedisConnector<\/span>\r\n\r\n<span class=\"k\">import<\/span> <span class=\"nn\">scala.concurrent.duration.Duration<\/span>\r\n<span class=\"k\">import<\/span> <span class=\"nn\">scala.concurrent.<\/span><span class=\"o\">{<\/span><span class=\"nc\">ExecutionContext<\/span><span class=\"o\">,<\/span> <span class=\"nc\">Future<\/span><span class=\"o\">}<\/span>\r\n\r\n<span class=\"nd\">@Singleton<\/span>\r\n<span class=\"k\">class<\/span> <span class=\"nc\">HogeController<\/span> <span class=\"nd\">@Inject<\/span><span class=\"o\">()(<\/span><span class=\"n\">cc<\/span><span class=\"k\">:<\/span> <span class=\"kt\">ControllerComponents<\/span><span class=\"o\">,<\/span>\r\n                               <span class=\"n\">rc<\/span><span class=\"k\">:<\/span> <span class=\"kt\">RedisConnector<\/span><span class=\"o\">,<\/span>\r\n                               <span class=\"k\">implicit<\/span> <span class=\"k\">val<\/span> <span class=\"nv\">ec<\/span><span class=\"k\">:<\/span> <span class=\"kt\">ExecutionContext<\/span><span class=\"o\">)<\/span> <span class=\"k\">extends<\/span> <span class=\"nc\">AbstractController<\/span><span class=\"o\">(<\/span><span class=\"n\">cc<\/span><span class=\"o\">)<\/span>\r\n<span class=\"o\">{<\/span>\r\n  <span class=\"k\">import<\/span> <span class=\"nn\">services.RedisTypes._<\/span>\r\n\r\n  <span class=\"c1\">\/\/ Redis\u306b\u683c\u7d0d\u3055\u308c\u3066\u3044\u308b(String, Int)\u3092Get\u3059\u308b\u305f\u3081\u306eReader\u3002\u306a\u304a\u3001\u6587\u5b57\u5217\u306b\",\"\u306f\u542b\u307e\u308c\u3066\u3044\u306a\u3044\u3082\u306e\u3068\u3059\u308b(\u624b\u629c\u304d)<\/span>\r\n  <span class=\"k\">implicit<\/span> <span class=\"k\">val<\/span> <span class=\"nv\">stringIntReader<\/span><span class=\"k\">:<\/span> <span class=\"kt\">Reader<\/span><span class=\"o\">[(<\/span><span class=\"kt\">String<\/span>, <span class=\"kt\">Int<\/span><span class=\"o\">)]<\/span> <span class=\"k\">=<\/span> <span class=\"o\">{<\/span> <span class=\"o\">(<\/span><span class=\"n\">bytes<\/span><span class=\"k\">:<\/span> <span class=\"kt\">Array<\/span><span class=\"o\">[<\/span><span class=\"kt\">Byte<\/span><span class=\"o\">])<\/span> <span class=\"k\">=&gt;<\/span>\r\n    <span class=\"k\">new<\/span> <span class=\"nc\">String<\/span><span class=\"o\">(<\/span><span class=\"n\">bytes<\/span><span class=\"o\">,<\/span> <span class=\"nv\">StandardCharsets<\/span><span class=\"o\">.<\/span><span class=\"py\">UTF_8<\/span><span class=\"o\">).<\/span><span class=\"py\">split<\/span><span class=\"o\">(<\/span><span class=\"s\">\",\"<\/span><span class=\"o\">)<\/span> <span class=\"k\">match<\/span> <span class=\"o\">{<\/span>\r\n      <span class=\"k\">case<\/span> <span class=\"nc\">Array<\/span><span class=\"o\">(<\/span><span class=\"n\">strValue<\/span><span class=\"o\">,<\/span> <span class=\"n\">intValue<\/span><span class=\"o\">)<\/span> <span class=\"k\">=&gt;<\/span> <span class=\"o\">(<\/span><span class=\"n\">strValue<\/span><span class=\"o\">,<\/span> <span class=\"n\">intValue<\/span><span class=\"o\">)<\/span> \r\n    <span class=\"o\">}<\/span>\r\n  <span class=\"o\">}<\/span>\r\n\r\n  <span class=\"c1\">\/\/ Redis\u306b(String, Int)\u3092Put\u3059\u308b\u305f\u3081\u306eWriter<\/span>\r\n  <span class=\"k\">implicit<\/span> <span class=\"k\">val<\/span> <span class=\"nv\">stringIntWriter<\/span><span class=\"k\">:<\/span> <span class=\"kt\">Writer<\/span><span class=\"o\">[(<\/span><span class=\"kt\">String<\/span>, <span class=\"kt\">Int<\/span><span class=\"o\">)]<\/span> <span class=\"k\">=<\/span> <span class=\"o\">{<\/span> <span class=\"o\">(<\/span><span class=\"n\">value<\/span><span class=\"k\">:<\/span> <span class=\"o\">(<\/span><span class=\"kt\">String<\/span><span class=\"o\">,<\/span> <span class=\"kt\">Int<\/span><span class=\"o\">))<\/span> <span class=\"k\">=&gt;<\/span>\r\n    <span class=\"o\">(<\/span><span class=\"nv\">value<\/span><span class=\"o\">.<\/span><span class=\"py\">_1<\/span><span class=\"o\">.<\/span><span class=\"py\">toString<\/span> <span class=\"o\">+<\/span> <span class=\"s\">\",\"<\/span> <span class=\"o\">+<\/span> <span class=\"nv\">value<\/span><span class=\"o\">.<\/span><span class=\"py\">_2<\/span><span class=\"o\">.<\/span><span class=\"py\">toString<\/span><span class=\"o\">).<\/span><span class=\"py\">getBytes<\/span><span class=\"o\">(<\/span><span class=\"nv\">StandardChasets<\/span><span class=\"o\">.<\/span><span class=\"py\">UTF_8<\/span><span class=\"o\">)<\/span>\r\n\r\n  <span class=\"c1\">\/\/ ReadReplica\u304b\u3089\u306e\u8aad\u307f\u8fbc\u307f(stringIntReader\u304c\u6697\u9ed9\u7684\u306b\u53c2\u7167\u3055\u308c\u308b)<\/span>\r\n  <span class=\"k\">private<\/span> <span class=\"k\">def<\/span> <span class=\"nf\">getValue<\/span><span class=\"k\">:<\/span> <span class=\"kt\">Future<\/span><span class=\"o\">[<\/span><span class=\"kt\">Option<\/span><span class=\"o\">[(<\/span><span class=\"kt\">String<\/span>, <span class=\"kt\">Int<\/span><span class=\"o\">)]]<\/span> <span class=\"k\">=<\/span>\r\n    <span class=\"nv\">rc<\/span><span class=\"o\">.<\/span><span class=\"py\">redis<\/span><span class=\"o\">[<\/span><span class=\"kt\">ReaderType<\/span><span class=\"o\">].<\/span><span class=\"py\">get<\/span><span class=\"o\">[(<\/span><span class=\"kt\">String<\/span>, <span class=\"kt\">Int<\/span><span class=\"o\">)](<\/span><span class=\"s\">\"hogehoge_key\"<\/span><span class=\"o\">)<\/span>\r\n\r\n  <span class=\"c1\">\/\/ Master\u3078\u306e\u66f8\u304d\u8fbc\u307f(stringIntWriter\u304c\u6697\u9ed9\u7684\u306b\u53c2\u7167\u3055\u308c\u308b)<\/span>\r\n  <span class=\"k\">private<\/span> <span class=\"k\">def<\/span> <span class=\"nf\">setValue<\/span><span class=\"o\">(<\/span><span class=\"n\">textValue<\/span><span class=\"k\">:<\/span> <span class=\"kt\">String<\/span><span class=\"o\">,<\/span> <span class=\"n\">intValue<\/span><span class=\"k\">:<\/span> <span class=\"kt\">Int<\/span><span class=\"o\">)<\/span><span class=\"k\">:<\/span> <span class=\"kt\">Future<\/span><span class=\"o\">[<\/span><span class=\"kt\">Unit<\/span><span class=\"o\">]<\/span> <span class=\"k\">=<\/span>\r\n    <span class=\"nv\">rc<\/span><span class=\"o\">.<\/span><span class=\"py\">redis<\/span><span class=\"o\">[<\/span><span class=\"kt\">WriterType<\/span><span class=\"o\">].<\/span><span class=\"py\">set<\/span><span class=\"o\">(<\/span><span class=\"s\">\"hogehoge_key\"<\/span><span class=\"o\">,<\/span> <span class=\"o\">(<\/span><span class=\"n\">textValue<\/span><span class=\"o\">,<\/span> <span class=\"n\">intValue<\/span><span class=\"o\">))<\/span>\r\n<span class=\"o\">}<\/span>\r\n<\/code><\/pre>\n<h2>DNS\u7f13\u5b58 (\u989d\u5916\u5956\u52b1)<\/h2>\n<p>\u5728AWS\u73af\u5883\u4e2d\uff0c\u5982\u679cDNS\u67e5\u8be2\u5728\u77ed\u65f6\u95f4\u5185\u96c6\u4e2d\uff0c\u90a3\u4e48\u4f1a\u4ece\u4e2d\u9014\u5f00\u59cb\u8fd4\u56de\u9519\u8bef\uff08\u6211\u5728PHP\u4e2d\u5f15\u7528ElastiCache\u65f6\u5c31\u9047\u5230\u4e86\u8fd9\u4e2a\u95ee\u9898\uff09\u3002<\/p>\n<p>\uff08\u53c2\u8003\uff09https:\/\/dev.classmethod.jp\/cloud\/aws\/amazon-dns-threshold-exceeded-action\/ \u76f8\u5173\u6587\u7ae0\u63d0\u4f9b\u4e86\u89e3\u51b3Amazon DNS\u9608\u503c\u8d85\u8fc7\u7684\u64cd\u4f5c\u9009\u9879\u3002<\/p>\n<p>\u7136\u800c\uff0c\u57fa\u4e8eakka.io\u548cjava\u7684InetAddress\u7684scredis\u4f3c\u4e4e\u53ef\u4ee5\u907f\u514d\u6b64\u95ee\u9898\uff0c\u56e0\u4e3a\u5b83\u4eec\u4f1a\u5728\u672c\u5730\u8fdb\u884c\u7f13\u5b58\u3002\u4f46\u662f\uff0c\u5982\u679c\u9ed8\u8ba4\u768430\u79d2\u95f4\u9694\u592a\u957f\u7684\u8bdd\uff0c\u53ef\u80fd\u9700\u8981\u7f29\u77ed\u5b83\u3002<\/p>\n<p>\u6211\u4f1a\u5b9a\u4e49\u4e00\u4e2a\u72ec\u7acb\u7684ApplicationLoader\uff0c\u5728\u8fd9\u91cc\u4fee\u6539\u5e38\u91cf\u3002\u5728\u4e0b\u9762\u7684\u4f8b\u5b50\u4e2d\uff0c\u6211\u5c06DNS\u67e5\u8be2\u6210\u529f\u548c\u5931\u8d25\u65f6\u90fd\u6539\u4e3a2\u79d2\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"k\">import<\/span> <span class=\"nn\">java.security.Security<\/span>\r\n\r\n<span class=\"k\">import<\/span> <span class=\"nn\">play.api.ApplicationLoader<\/span>\r\n<span class=\"k\">import<\/span> <span class=\"nn\">play.api.inject.guice.<\/span><span class=\"o\">{<\/span><span class=\"nc\">GuiceApplicationBuilder<\/span><span class=\"o\">,<\/span> <span class=\"nc\">GuiceApplicationLoader<\/span><span class=\"o\">}<\/span>\r\n<span class=\"k\">class<\/span> <span class=\"nc\">MyApplicationLoader<\/span> <span class=\"k\">extends<\/span> <span class=\"nc\">GuiceApplicationLoader<\/span> <span class=\"o\">{<\/span>\r\n  <span class=\"k\">override<\/span> <span class=\"k\">protected<\/span> <span class=\"k\">def<\/span> <span class=\"nf\">builder<\/span><span class=\"o\">(<\/span><span class=\"n\">context<\/span><span class=\"k\">:<\/span> <span class=\"kt\">ApplicationLoader.Context<\/span><span class=\"o\">)<\/span><span class=\"k\">:<\/span> <span class=\"kt\">GuiceApplicationBuilder<\/span> <span class=\"o\">=<\/span> <span class=\"o\">{<\/span>\r\n    <span class=\"nv\">Security<\/span><span class=\"o\">.<\/span><span class=\"py\">setProperty<\/span><span class=\"o\">(<\/span><span class=\"s\">\"networkaddress.cache.ttl\"<\/span><span class=\"o\">,<\/span> <span class=\"s\">\"2\"<\/span><span class=\"o\">)<\/span>\r\n    <span class=\"nv\">Security<\/span><span class=\"o\">.<\/span><span class=\"py\">setProperty<\/span><span class=\"o\">(<\/span><span class=\"s\">\"networkaddress.cache.negative.ttl\"<\/span><span class=\"o\">,<\/span> <span class=\"s\">\"2\"<\/span><span class=\"o\">)<\/span>\r\n    <span class=\"nv\">super<\/span><span class=\"o\">.<\/span><span class=\"py\">builder<\/span><span class=\"o\">(<\/span><span class=\"n\">context<\/span><span class=\"o\">)<\/span>\r\n  <span class=\"o\">}<\/span>\r\n<span class=\"o\">}<\/span>\r\n<\/code><\/pre>\n<pre class=\"post-pre\"><code>play.application {\r\n  loader=MyApplicationLoader\r\n}\r\n<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"<p>\u9996\u5148 \u8fd9\u662f\u4f7f\u7528PlayFramework\u8fdb\u884c\u5b66\u4e60\u7cfb\u5217\u7684\u7b2c\u4e09\u90e8\u5206\u3002\u8fd9\u6b21\u6211\u4eec\u5c06\u5c1d\u8bd5\u8bbf\u95eeRedis\u3002 \u6709\u8bb8\u591a\u53ef\u4ee5\u4eceS [&hellip;]<\/p>\n","protected":false},"author":8,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-34044","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>\u6211\u5c1d\u8bd5\u5728PlayFramework2.6\u4e2d\u8bbf\u95eeRedis - 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\/\u6211\u5c1d\u8bd5\u5728playframework2-6\u4e2d\u8bbf\u95eeredis\u3002\/\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u6211\u5c1d\u8bd5\u5728PlayFramework2.6\u4e2d\u8bbf\u95eeRedis\" \/>\n<meta property=\"og:description\" content=\"\u9996\u5148 \u8fd9\u662f\u4f7f\u7528PlayFramework\u8fdb\u884c\u5b66\u4e60\u7cfb\u5217\u7684\u7b2c\u4e09\u90e8\u5206\u3002\u8fd9\u6b21\u6211\u4eec\u5c06\u5c1d\u8bd5\u8bbf\u95eeRedis\u3002 \u6709\u8bb8\u591a\u53ef\u4ee5\u4eceS [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.silicloud.com\/zh\/blog\/\u6211\u5c1d\u8bd5\u5728playframework2-6\u4e2d\u8bbf\u95eeredis\u3002\/\" \/>\n<meta property=\"og:site_name\" content=\"Blog - Silicon Cloud\" \/>\n<meta property=\"article:published_time\" content=\"2023-12-26T21:09:25+00:00\" \/>\n<meta property=\"article:modified_time\" 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