{"id":202255,"date":"2025-05-10T14:23:43","date_gmt":"2025-05-10T06:23:43","guid":{"rendered":"https:\/\/server.hk\/cnblog\/202255\/"},"modified":"2025-05-10T14:23:43","modified_gmt":"2025-05-10T06:23:43","slug":"%e5%88%a9%e7%94%a8redis%e5%ae%9e%e7%8e%b0%e5%88%86%e5%b8%83%e5%bc%8f%e7%bc%93%e5%ad%98%e4%b8%80%e8%87%b4%e6%80%a7","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/202255\/","title":{"rendered":"\u5229\u7528Redis\u5b9e\u73b0\u5206\u5e03\u5f0f\u7f13\u5b58\u4e00\u81f4\u6027"},"content":{"rendered":"

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

\u5229\u7528Redis\u5b9e\u73b0\u5206\u5e03\u5f0f\u7f13\u5b58\u4e00\u81f4\u6027<\/h1>\n

\u4e00\u5206\u8015\u8018\uff0c\u4e00\u5206\u6536\u83b7\uff01\u65e2\u7136\u90fd\u6253\u5f00\u8fd9\u7bc7\u300a\u5229\u7528Redis\u5b9e\u73b0\u5206\u5e03\u5f0f\u7f13\u5b58\u4e00\u81f4\u6027\u300b<\/span>\uff0c\u5c31\u575a\u6301\u770b\u4e0b\u53bb\uff0c\u5b66\u4e0b\u53bb\u5427\uff01\u672c\u6587\u4e3b\u8981\u4f1a\u7ed9\u5927\u5bb6\u8bb2\u5230<\/span>\u7b49\u7b49\u77e5\u8bc6\u70b9\uff0c\u5982\u679c\u5927\u5bb6\u5bf9\u672c\u6587\u6709\u597d\u7684\u5efa\u8bae\u6216\u8005\u770b\u5230\u6709\u4e0d\u8db3\u4e4b\u5904\uff0c\u975e\u5e38\u6b22\u8fce\u5927\u5bb6\u79ef\u6781\u63d0\u51fa\uff01\u5728\u540e\u7eed\u6587\u7ae0\u6211\u4f1a\u7ee7\u7eed\u66f4\u65b0\u6570\u636e\u5e93<\/span>\u76f8\u5173\u7684\u5185\u5bb9\uff0c\u5e0c\u671b\u5bf9\u5927\u5bb6\u90fd\u6709\u6240\u5e2e\u52a9\uff01<\/p>\n

\u5229\u7528Redis\u5b9e\u73b0\u5206\u5e03\u5f0f\u7f13\u5b58\u4e00\u81f4\u6027<\/p>\n

\u5728\u73b0\u4ee3\u5206\u5e03\u5f0f\u7cfb\u7edf\u4e2d\uff0c\u7f13\u5b58\u8d77\u7740\u975e\u5e38\u91cd\u8981\u7684\u4f5c\u7528\u3002\u5b83\u53ef\u4ee5\u5927\u5927\u964d\u4f4e\u7cfb\u7edf\u5bf9\u6570\u636e\u5e93\u7684\u8bbf\u95ee\u9891\u7387\uff0c\u63d0\u9ad8\u7cfb\u7edf\u7684\u6027\u80fd\u548c\u541e\u5410\u91cf\u3002\u800c\u5728\u5206\u5e03\u5f0f\u7cfb\u7edf\u4e2d\uff0c\u4e3a\u4e86\u4fdd\u8bc1\u7f13\u5b58\u7684\u4e00\u81f4\u6027\uff0c\u6211\u4eec\u9700\u8981\u89e3\u51b3\u591a\u4e2a\u8282\u70b9\u4e4b\u95f4\u7684\u6570\u636e\u540c\u6b65\u95ee\u9898\u3002\u5728\u672c\u6587\u4e2d\uff0c\u6211\u4eec\u5c06\u4ecb\u7ecd\u5982\u4f55\u5229\u7528Redis\u5b9e\u73b0\u5206\u5e03\u5f0f\u7f13\u5b58\u4e00\u81f4\u6027\uff0c\u5e76\u7ed9\u51fa\u5177\u4f53\u7684\u4ee3\u7801\u793a\u4f8b\u3002<\/p>\n

Redis\u662f\u4e00\u4e2a\u9ad8\u6027\u80fd\u7684\u952e\u503c\u6570\u636e\u5e93\uff0c\u5b83\u652f\u6301\u6301\u4e45\u5316\u3001\u590d\u5236\u548c\u96c6\u7fa4\u7b49\u529f\u80fd\u3002\u6211\u4eec\u53ef\u4ee5\u5229\u7528Redis\u63d0\u4f9b\u7684Pub\/Sub\u529f\u80fd\uff0c\u5b9e\u73b0\u5206\u5e03\u5f0f\u7f13\u5b58\u4e2d\u7684\u6570\u636e\u4e00\u81f4\u6027\u3002<\/p>\n

\u9996\u5148\uff0c\u6211\u4eec\u9700\u8981\u521b\u5efa\u4e00\u4e2a\u4e2d\u5fc3\u8282\u70b9\u7528\u4e8e\u534f\u8c03\u5404\u4e2a\u7f13\u5b58\u8282\u70b9\u4e4b\u95f4\u7684\u6570\u636e\u540c\u6b65\u3002\u8fd9\u4e2a\u4e2d\u5fc3\u8282\u70b9\u53ef\u4ee5\u662f\u4e00\u4e2a\u72ec\u7acb\u7684Redis\u5b9e\u4f8b\uff0c\u6216\u662f\u5728\u4e00\u4e2a\u914d\u7f6e\u6587\u4ef6\u4e2d\u6307\u5b9a\u7684\u5176\u4e2d\u4e00\u4e2a\u8282\u70b9\u3002<\/p>\n

\u5728\u6bcf\u4e2a\u7f13\u5b58\u8282\u70b9\u4e0a\uff0c\u6211\u4eec\u9700\u8981\u5b9e\u73b0\u4e24\u4e2a\u5173\u952e\u7684\u51fd\u6570\uff1asubscribe()\u548cpublish()\u3002\u5176\u4e2d\uff0csubscribe()\u51fd\u6570\u7528\u4e8e\u76d1\u542c\u4e2d\u5fc3\u8282\u70b9\u4e0a\u7684\u8ba2\u9605\u9891\u9053\uff0c\u5e76\u5728\u63a5\u6536\u5230\u6d88\u606f\u65f6\u89e6\u53d1\u76f8\u5e94\u7684\u56de\u8c03\u51fd\u6570\uff1bpublish()\u51fd\u6570\u7528\u4e8e\u5411\u4e2d\u5fc3\u8282\u70b9\u53d1\u5e03\u6d88\u606f\u3002<\/p>\n

\u63a5\u4e0b\u6765\uff0c\u6211\u4eec\u7ed9\u51fa\u4e00\u6bb5\u4f2a\u4ee3\u7801\uff0c\u6f14\u793a\u5982\u4f55\u5728Python\u4e2d\u4f7f\u7528Redis\u5b9e\u73b0\u5206\u5e03\u5f0f\u7f13\u5b58\u4e00\u81f4\u6027\uff1a<\/p>\n

import redis\n\n# \u521d\u59cb\u5316Redis\u8fde\u63a5\nconn = redis.Redis()\n\n# \u5b9a\u4e49\u8ba2\u9605\u9891\u9053\u540d\u79f0\nchannel = 'cache_channel'\n\n# \u8ba2\u9605\u56de\u8c03\u51fd\u6570\ndef callback(message):\n    # \u5904\u7406\u63a5\u6536\u5230\u7684\u6d88\u606f\n    print('Received message:', message)\n\n# \u8ba2\u9605\u9891\u9053\ndef subscribe():\n    pubsub = conn.pubsub()\n    pubsub.subscribe(**{channel: callback})\n    thread = pubsub.run_in_thread(sleep_time=0.001, daemon=True)\n\n# \u53d1\u5e03\u6d88\u606f\ndef publish(message):\n    conn.publish(channel, message)\n\n# \u793a\u4f8b\u4f7f\u7528\nif __name__ == '__main__':\n    # \u5728\u7f13\u5b58\u8282\u70b9\u4e0a\u542f\u52a8\u8ba2\u9605\n    subscribe()\n    \n    # \u5728\u5176\u4ed6\u5730\u65b9\u53ef\u4ee5\u4f7f\u7528publish()\u51fd\u6570\u53d1\u5e03\u6d88\u606f\n    publish('Hello world!')\n    \n    # \u963b\u585e\u4e3b\u7ebf\u7a0b\uff0c\u4fdd\u6301\u8ba2\u9605\n    while True:\n        pass<\/pre>\n
\u5728\u4e0a\u8ff0\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528redis-py\u5e93\u6765\u4e0eRedis\u8fdb\u884c\u4ea4\u4e92\u3002\u9996\u5148\uff0c\u6211\u4eec\u521b\u5efa\u4e86\u4e00\u4e2aRedis\u8fde\u63a5\u5bf9\u8c61conn\u3002\u7136\u540e\uff0c\u5b9a\u4e49\u4e86\u4e00\u4e2a\u8ba2\u9605\u9891\u9053\u540d\u79f0channel\u548c\u4e00\u4e2a\u8ba2\u9605\u56de\u8c03\u51fd\u6570callback\u3002\u5728subscribe()\u51fd\u6570\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528Redis\u7684pubsub()\u65b9\u6cd5\u521b\u5efa\u4e86\u4e00\u4e2aPub\/Sub\u5bf9\u8c61pubsub\uff0c\u5e76\u6307\u5b9a\u4e86\u8ba2\u9605\u9891\u9053\u548c\u56de\u8c03\u51fd\u6570\u3002\u63a5\u7740\uff0c\u6211\u4eec\u4f7f\u7528run_in_thread()\u65b9\u6cd5\u5f00\u542f\u4e00\u4e2a\u65b0\u7684\u7ebf\u7a0b\u6765\u8fdb\u884c\u8ba2\u9605\uff0c\u8fd9\u6837\u5c31\u53ef\u4ee5\u5b9e\u65f6\u76d1\u542c\u4e2d\u5fc3\u8282\u70b9\u7684\u6d88\u606f\u4e86\u3002\u5728publish()\u51fd\u6570\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528Redis\u7684publish()\u65b9\u6cd5\u6765\u53d1\u5e03\u6d88\u606f\u5230\u4e2d\u5fc3\u8282\u70b9\u3002<\/p>\n
\u5728\u5b9e\u9645\u7684\u5e94\u7528\u4e2d\uff0c\u6211\u4eec\u53ef\u4ee5\u6839\u636e\u9700\u8981\uff0c\u5bf9subscribe()\u548cpublish()\u51fd\u6570\u505a\u8fdb\u4e00\u6b65\u5c01\u88c5\uff0c\u4f8b\u5982\u6dfb\u52a0\u7f13\u5b58\u7684\u8bfb\u53d6\u548c\u5199\u5165\u64cd\u4f5c\uff0c\u4ee5\u53ca\u5f02\u5e38\u5904\u7406\u7b49\u3002<\/p>\n
\u901a\u8fc7\u4ee5\u4e0a\u4ee3\u7801\u793a\u4f8b\uff0c\u6211\u4eec\u6210\u529f\u5730\u5229\u7528Redis\u5b9e\u73b0\u4e86\u5206\u5e03\u5f0f\u7f13\u5b58\u7684\u4e00\u81f4\u6027\u3002\u4e2d\u5fc3\u8282\u70b9\u901a\u8fc7\u8ba2\u9605\u548c\u53d1\u5e03\u6d88\u606f\u7684\u65b9\u5f0f\uff0c\u5c06\u7f13\u5b58\u8282\u70b9\u4e4b\u95f4\u7684\u6570\u636e\u72b6\u6001\u4fdd\u6301\u4e00\u81f4\u3002\u8fd9\u79cd\u65b9\u5f0f\u80fd\u591f\u6709\u6548\u51cf\u5c11\u5bf9\u6570\u636e\u5e93\u7684\u8bbf\u95ee\uff0c\u5e76\u63d0\u5347\u7cfb\u7edf\u7684\u6027\u80fd\u548c\u53ef\u4f38\u7f29\u6027\u3002<\/p>\n
\u603b\u7ed3\uff1a
\u672c\u6587\u4ecb\u7ecd\u4e86\u5229\u7528Redis\u5b9e\u73b0\u5206\u5e03\u5f0f\u7f13\u5b58\u4e00\u81f4\u6027\u7684\u65b9\u6cd5\uff0c\u5e76\u7ed9\u51fa\u4e86\u5177\u4f53\u7684\u4ee3\u7801\u793a\u4f8b\u3002\u901a\u8fc7\u4f7f\u7528Redis\u7684Pub\/Sub\u529f\u80fd\uff0c\u6211\u4eec\u53ef\u4ee5\u5f88\u65b9\u4fbf\u5730\u5b9e\u73b0\u7f13\u5b58\u8282\u70b9\u4e4b\u95f4\u7684\u6570\u636e\u540c\u6b65\u3002\u8fd9\u79cd\u65b9\u5f0f\u80fd\u591f\u5927\u5927\u63d0\u9ad8\u7cfb\u7edf\u7684\u6027\u80fd\u548c\u53ef\u4f38\u7f29\u6027\uff0c\u662f\u5206\u5e03\u5f0f\u7cfb\u7edf\u4e2d\u5fc5\u4e0d\u53ef\u5c11\u7684\u4e00\u73af\u3002\u4e3a\u4e86\u9002\u5e94\u4e0d\u540c\u7684\u4e1a\u52a1\u9700\u6c42\uff0c\u6211\u4eec\u53ef\u4ee5\u5bf9\u4ee3\u7801\u8fdb\u884c\u8fdb\u4e00\u6b65\u4f18\u5316\u548c\u5b9a\u5236\u3002<\/p>\n
\n
\n <\/dt>\n
\n   \u5229\u7528Redis\u5b9e\u73b0\u5206\u5e03\u5f0f\u6d88\u606f\u53d1\u5e03\u8ba2\u9605\n <\/dd>\n<\/dl>\n
\n
\n <\/dt>\n
\n   \u5982\u4f55\u5229\u7528Redis\u5b9e\u73b0\u6570\u636e\u7edf\u8ba1\u529f\u80fd\n <\/dd>\n<\/dl>\n","protected":false},"excerpt":{"rendered":"
\u5229\u7528Redis\u5b9e\u73b0\u5206\u5e03\u5f0f\u7f13\u5b58\u4e00\u81f4...<\/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-202255","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/202255","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=202255"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/202255\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=202255"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=202255"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=202255"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}