{"id":201920,"date":"2025-05-10T11:38:50","date_gmt":"2025-05-10T03:38:50","guid":{"rendered":"https:\/\/server.hk\/cnblog\/201920\/"},"modified":"2025-05-10T11:38:50","modified_gmt":"2025-05-10T03:38:50","slug":"redis%e5%9c%a8%e5%8f%91%e5%b8%83%e8%ae%a2%e9%98%85%e6%a8%a1%e5%bc%8f%e4%b8%ad%e7%9a%84%e5%ba%94%e7%94%a8","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/201920\/","title":{"rendered":"Redis\u5728\u53d1\u5e03\u8ba2\u9605\u6a21\u5f0f\u4e2d\u7684\u5e94\u7528"},"content":{"rendered":"

<\/b> <\/p>\n

Redis\u5728\u53d1\u5e03\u8ba2\u9605\u6a21\u5f0f\u4e2d\u7684\u5e94\u7528<\/h1>\n

\u6570\u636e\u5e93\u5c0f\u767d\u4e00\u679a\uff0c\u6b63\u5728\u4e0d\u65ad\u5b66\u4e60\u79ef\u7d2f\u77e5\u8bc6\uff0c\u73b0\u5c06\u5b66\u4e60\u5230\u7684\u77e5\u8bc6\u8bb0\u5f55\u4e00\u4e0b\uff0c\u4e5f\u662f\u5c06\u6211\u7684\u6240\u5f97\u5206\u4eab\u7ed9\u5927\u5bb6\uff01\u800c\u4eca\u5929\u8fd9\u7bc7\u6587\u7ae0\u300aRedis\u5728\u53d1\u5e03\u8ba2\u9605\u6a21\u5f0f\u4e2d\u7684\u5e94\u7528\u300b\u5e26\u5927\u5bb6\u6765\u4e86\u89e3\u4e00\u4e0b##content_title##\uff0c\u5e0c\u671b\u5bf9\u5927\u5bb6\u7684\u77e5\u8bc6\u79ef\u7d2f\u6709\u6240\u5e2e\u52a9\uff0c\u4ece\u800c\u5f25\u8865\u81ea\u5df1\u7684\u4e0d\u8db3\uff0c\u52a9\u529b\u5b9e\u6218\u5f00\u53d1\uff01<\/p>\n

<\/p>\n

Redis\u662f\u4e00\u79cd\u9ad8\u6027\u80fd\u7684\u5f00\u6e90\u5185\u5b58\u6570\u636e\u5e93\uff0c\u4e3b\u8981\u5e94\u7528\u4e8e\u6570\u636e\u7f13\u5b58\u3001\u6d88\u606f\u961f\u5217\u3001\u8ba1\u6570\u5668\u3001\u6392\u884c\u699c\u7b49\u573a\u666f\u3002\u9664\u4e86\u8fd9\u4e9b\u5b9e\u7528\u7684\u529f\u80fd\uff0cRedis\u8fd8\u652f\u6301\u4e00\u79cd\u5f3a\u5927\u7684\u53d1\u5e03\u8ba2\u9605\u6a21\u5f0f\uff0c\u53ef\u4ee5\u5e94\u7528\u4e8e\u53d1\u5e03\u6d88\u606f\u3001\u8ba2\u9605\u6d88\u606f\u4ee5\u53ca\u6d88\u606f\u4e2d\u4ecb\u7b49\u573a\u666f\u3002\u63a5\u4e0b\u6765\u6211\u4eec\u5c06\u63a2\u8ba8Redis\u5728\u53d1\u5e03\u8ba2\u9605\u6a21\u5f0f\u4e2d\u7684\u5e94\u7528\u3002<\/p>\n

\u53d1\u5e03\u8ba2\u9605\u6a21\u5f0f\u7684\u6982\u5ff5<\/p>\n

\u53d1\u5e03\u8ba2\u9605\u6a21\u5f0f\uff08Publish-Subscribe Pattern\uff09\u662f\u4e00\u79cd\u5e38\u7528\u7684\u6d88\u606f\u901a\u4fe1\u6a21\u5f0f\uff0c\u5b83\u662f\u4e00\u79cd\u6d88\u606f\u4e2d\u4ecb\u673a\u5236\uff0c\u5141\u8bb8\u4e00\u4e2a\u6d88\u606f\u53d1\u5e03\u8005\u5c06\u6d88\u606f\u53d1\u9001\u7ed9\u591a\u4e2a\u76d1\u542c\u8005\u3002\u5728\u8be5\u6a21\u5f0f\u4e2d\uff0c\u53d1\u5e03\u8005\u548c\u8ba2\u9605\u8005\u4e4b\u95f4\u6ca1\u6709\u76f4\u63a5\u7684\u8054\u7cfb\uff0c\u5b83\u4eec\u901a\u8fc7\u4e00\u4e2a\u6d88\u606f\u4e2d\u4ecb\u6765\u8fdb\u884c\u6c9f\u901a\u3002<\/p>\n

Redis\u5b9e\u73b0\u53d1\u5e03\u8ba2\u9605\u6a21\u5f0f<\/p>\n

\u5728Redis\u4e2d\uff0c\u53ef\u4ee5\u901a\u8fc7SUBSCRIBE\u547d\u4ee4\u5411Redis\u670d\u52a1\u5668\u6ce8\u518c\u8ba2\u9605\u6d88\u606f\u3002\u6bcf\u5f53\u6709\u65b0\u7684\u6d88\u606f\u53d1\u5e03\u65f6\uff0cRedis\u670d\u52a1\u5668\u5c06\u81ea\u52a8\u5411\u6240\u6709\u5bf9\u8be5\u6d88\u606f\u8ba2\u9605\u7684\u5ba2\u6237\u7aef\u8fdb\u884c\u901a\u77e5\u3002\u7c7b\u4f3c\u5730\uff0c\u901a\u8fc7PUBLISH\u547d\u4ee4\uff0c\u53ef\u4ee5\u5411Redis\u670d\u52a1\u5668\u53d1\u5e03\u65b0\u7684\u6d88\u606f\u3002\u8fd9\u4e9b\u6d88\u606f\u5c06\u81ea\u52a8\u8def\u7531\u5230\u6240\u6709\u8ba2\u9605\u8be5\u6d88\u606f\u7684\u5ba2\u6237\u7aef\u3002<\/p>\n

\u6b65\u9aa4\u5982\u4e0b\uff1a<\/p>\n

    \n
  1. \u521b\u5efaRedis\u5ba2\u6237\u7aef<\/li>\n<\/ol>\n

    \u9996\u5148\u9700\u8981\u521b\u5efa\u4e00\u4e2aRedis\u5ba2\u6237\u7aef\uff0c\u4ee3\u7801\u5982\u4e0b\uff1a<\/p>\n

    import redis\n\nredis_client = redis.Redis(host='localhost', port=6379, db=0)<\/pre>\n
    \u5176\u4e2d\uff0chost\u8868\u793aRedis\u670d\u52a1\u5668\u7684IP\u5730\u5740\uff0cport\u8868\u793a\u7aef\u53e3\u53f7\uff0cdb\u8868\u793a\u4f7f\u7528\u7684\u6570\u636e\u5e93\u7f16\u53f7\u3002<\/p>\n
      \n
    1. \u8ba2\u9605\u6d88\u606f<\/li>\n<\/ol>\n
      \u5411Redis\u670d\u52a1\u5668\u6ce8\u518c\u8ba2\u9605\u6d88\u606f\u7684\u65b9\u6cd5\u5982\u4e0b\uff1a<\/p>\n
      redis_pubsub = redis_client.pubsub()\nredis_pubsub.subscribe('channel_1') # \u8ba2\u9605\u540d\u79f0\u4e3achannel_1\u7684\u6d88\u606f<\/pre>\n
      \u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528pubsub()\u65b9\u6cd5\u521b\u5efa\u4e00\u4e2aRedis\u53d1\u5e03-\u8ba2\u9605\u5bf9\u8c61\uff0c\u7136\u540e\u4f7f\u7528subscribe()\u65b9\u6cd5\u5411\u670d\u52a1\u5668\u6ce8\u518c\u540d\u4e3achannel_1\u7684\u6d88\u606f\u3002<\/p>\n
        \n
      1. \u53d1\u5e03\u6d88\u606f<\/li>\n<\/ol>\n
        \u5411Redis\u670d\u52a1\u5668\u53d1\u5e03\u6d88\u606f\u7684\u65b9\u6cd5\u5982\u4e0b\uff1a<\/p>\n
        redis_client.publish('channel_1', 'Hello, world!')<\/pre>\n
        \u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528publish()\u65b9\u6cd5\u5c06\u6d88\u606fHello, world!\u53d1\u9001\u7ed9\u6240\u6709\u8ba2\u9605\u540d\u79f0\u4e3achannel_1\u7684\u5ba2\u6237\u7aef\u3002<\/p>\n
          \n
        1. \u5904\u7406\u6d88\u606f<\/li>\n<\/ol>\n
          \u8ba2\u9605Redis\u6d88\u606f\u540e\uff0c\u9700\u8981\u5904\u7406\u4eceRedis\u670d\u52a1\u5668\u63a5\u6536\u5230\u7684\u6d88\u606f\u3002\u5904\u7406\u6d88\u606f\u7684\u65b9\u6cd5\u5982\u4e0b\uff1a<\/p>\n
          for message in redis_pubsub.listen():\n    print(message)<\/pre>\n
          \u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528listen()\u65b9\u6cd5\u76d1\u542cRedis\u670d\u52a1\u5668\u53d1\u9001\u7684\u6d88\u606f\uff0c\u5f53Redis\u670d\u52a1\u5668\u5411\u5ba2\u6237\u7aef\u53d1\u9001\u65b0\u7684\u6d88\u606f\u65f6\uff0c\u6211\u4eec\u5c06\u5176\u6253\u5370\u51fa\u6765\u3002<\/p>\n
          \u5e94\u7528\u573a\u666f<\/p>\n
            \n
          1. \u5b9e\u73b0\u6d88\u606f\u901a\u77e5<\/li>\n<\/ol>\n
            \u53d1\u5e03\u8ba2\u9605\u6a21\u5f0f\u53ef\u4ee5\u7528\u4e8e\u5b9e\u73b0\u6d88\u606f\u901a\u77e5\u529f\u80fd\uff0c\u5982\u65b0\u95fb\u63a8\u9001\u3001\u9884\u8b66\u7b49\u3002\u4f8b\u5982\uff0c\u4e00\u4e2a\u65b0\u95fb\u7f51\u7ad9\u53ef\u4ee5\u5c06\u65b0\u53d1\u5e03\u7684\u65b0\u95fb\u4f5c\u4e3a\u6d88\u606f\u53d1\u5e03\u5230Redis\u670d\u52a1\u5668\uff0c\u5e76\u5c06\u6240\u6709\u8ba2\u9605\u8be5\u65b0\u95fb\u7684\u7528\u6237\u901a\u77e5\u5230\u3002\u8fd9\u6837\uff0c\u7528\u6237\u5c31\u53ef\u4ee5\u53ca\u65f6\u4e86\u89e3\u5230\u6700\u65b0\u7684\u65b0\u95fb\u4fe1\u606f\u3002<\/p>\n
              \n
            1. \u5b9e\u73b0\u5206\u5e03\u5f0f\u7cfb\u7edf\u901a\u4fe1<\/li>\n<\/ol>\n
              \u5728\u5206\u5e03\u5f0f\u7cfb\u7edf\u4e2d\uff0c\u4e0d\u540c\u7684\u8282\u70b9\u4e4b\u95f4\u9700\u8981\u8fdb\u884c\u6d88\u606f\u901a\u4fe1\u3002\u901a\u8fc7Redis\u7684\u53d1\u5e03\u8ba2\u9605\u6a21\u5f0f\uff0c\u53ef\u4ee5\u5f88\u5bb9\u6613\u5730\u5b9e\u73b0\u8282\u70b9\u4e4b\u95f4\u7684\u901a\u4fe1\u3002<\/p>\n
              \u4f8b\u5982\uff1a<\/p>\n
              \u7cfb\u7edf\u8282\u70b9A\u5411Redis\u670d\u52a1\u5668\u53d1\u5e03\u6d88\u606f\uff08topic\uff09\uff0c\u8282\u70b9B\u548c\u8282\u70b9C\u8ba2\u9605\u8be5\u6d88\u606f\u3002\u5f53\u8282\u70b9A\u66f4\u65b0\u6570\u636e\u65f6\uff0c\u901a\u8fc7\u53d1\u5e03\u6d88\u606f\u901a\u77e5Redis\u670d\u52a1\u5668\u66f4\u65b0\u6570\u636e\uff1bRedis\u670d\u52a1\u5668\u5219\u5c06\u6570\u636e\u66f4\u65b0\u901a\u77e5\u5230\u6240\u6709\u8ba2\u9605\u8be5\u6d88\u606f\u7684\u8282\u70b9\uff0c\u8282\u70b9B\u548c\u8282\u70b9C\u5206\u522b\u63a5\u6536\u5230\u6d88\u606f\u540e\uff0c\u8fdb\u884c\u6570\u636e\u66f4\u65b0\u3002<\/p>\n
                \n
              1. \u5b9e\u73b0\u4efb\u52a1\u5206\u914d<\/li>\n<\/ol>\n
                Redis\u7684\u53d1\u5e03\u8ba2\u9605\u6a21\u5f0f\u8fd8\u53ef\u4ee5\u7528\u4e8e\u4efb\u52a1\u5206\u914d\uff0c\u5982\u5b9e\u65f6\u53ef\u89c6\u5316\u4efb\u52a1\u8c03\u5ea6\u7cfb\u7edf\u3002\u4f8b\u5982\uff0c\u4e00\u4e2a\u5728\u7ebf\u7535\u5546\u5e73\u53f0\u9700\u8981\u5b9e\u65f6\u5904\u7406\u6210\u5343\u4e0a\u4e07\u7684\u8ba2\u5355\uff0c\u5c06\u8ba2\u5355\u5206\u914d\u7ed9\u5177\u6709\u7a7a\u95f2\u5904\u7406\u8d44\u6e90\u7684\u5de5\u4f5c\u8282\u70b9\uff0c\u5173\u952e\u5728\u4e8e\u5982\u4f55\u5feb\u901f\u3001\u7a33\u5b9a\u3001\u6301\u7eed\u5730\u5c06\u8ba2\u5355\u5206\u6d3e\u5230\u8282\u70b9\u3002\u901a\u8fc7Redis\u7684\u53d1\u5e03\u8ba2\u9605\u6a21\u5f0f\uff0c\u8ba2\u5355\u7ba1\u7406\u7cfb\u7edf\u5c06\u8ba2\u5355\u53d1\u5e03\u5230Redis\u670d\u52a1\u5668\u4e2d\uff0c\u800c\u5404\u4e2a\u5de5\u4f5c\u8282\u70b9\u5219\u8ba2\u9605\u4e86\u7279\u5b9a\u7684\u8ba2\u5355\u7c7b\u578b\u3002\u5f53\u8ba2\u5355\u53d1\u5e03\u540e\uff0c\u5de5\u4f5c\u8282\u70b9\u7acb\u5373\u63a5\u6536\u5e76\u5f00\u59cb\u5904\u7406\u8ba2\u5355\u3002<\/p>\n
                \u603b\u7ed3<\/p>\n
                \u901a\u8fc7Redis\u7684\u53d1\u5e03\u8ba2\u9605\u6a21\u5f0f\uff0c\u53ef\u4ee5\u8f7b\u677e\u5730\u5b9e\u73b0\u6d88\u606f\u901a\u77e5\u3001\u5206\u5e03\u5f0f\u7cfb\u7edf\u901a\u4fe1\u4ee5\u53ca\u4efb\u52a1\u5206\u914d\u7b49\u529f\u80fd\u3002\u8fd9\u79cd\u6a21\u5f0f\u628a\u53d1\u5e03\u8005\u4e0e\u8ba2\u9605\u8005\u7684\u8026\u5408\u5ea6\u964d\u81f3\u6700\u4f4e\uff0c\u5b9e\u73b0\u4e86\u89e3\u8026\u3002\u540c\u65f6\uff0cRedis\u5728\u6d88\u606f\u53d1\u5e03\u548c\u8ba2\u9605\u4e0a\u62e5\u6709\u9ad8\u6027\u80fd\u3001\u9ad8\u5e76\u53d1\u7684\u7279\u70b9\uff0c\u4fdd\u8bc1\u4e86\u8be5\u6a21\u5f0f\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\u7684\u53ef\u9760\u6027\u548c\u6548\u7387\u3002<\/p>\n
                \n
                \n <\/dt>\n
                \n   \u57fa\u4e8eGo\u8bed\u8a00\u7684\u667a\u6167\u57ce\u5e02\u516c\u5171\u4ea4\u901a\u7cfb\u7edf\u5b9e\u73b0\n <\/dd>\n<\/dl>\n
                \n
                \n <\/dt>\n
                \n   Golang\u4e2d\u7684\u7f13\u5b58\u9884\u70ed\u6280\u5de7\u3002\n <\/dd>\n<\/dl>\n","protected":false},"excerpt":{"rendered":"
                Redis\u5728\u53d1\u5e03\u8ba2\u9605\u6a21\u5f0f\u4e2d\u7684\u5e94\u7528...<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-201920","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/201920","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=201920"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/201920\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=201920"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=201920"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=201920"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}