{"id":128471,"date":"2024-10-26T14:23:17","date_gmt":"2024-10-26T06:23:17","guid":{"rendered":"https:\/\/server.hk\/cnblog\/128471\/"},"modified":"2024-10-26T14:23:17","modified_gmt":"2024-10-26T06:23:17","slug":"redis-%e5%af%a6%e7%8f%be%e5%a4%9a%e6%b6%88%e8%b2%bb%e8%80%85%e6%b6%88%e6%81%af","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/128471\/","title":{"rendered":"Redis \u5be6\u73fe\u591a\u6d88\u8cbb\u8005\u6d88\u606f"},"content":{"rendered":"<h1 id=\"redis-%e5%af%a6%e7%8f%be%e5%a4%9a%e6%b6%88%e8%b2%bb%e8%80%85%e6%b6%88%e6%81%af-xhBaSAfJpM\">Redis \u5be6\u73fe\u591a\u6d88\u8cbb\u8005\u6d88\u606f<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u5206\u4f48\u5f0f\u7cfb\u7d71\u4e2d\uff0c\u6d88\u606f\u50b3\u905e\u662f\u78ba\u4fdd\u7cfb\u7d71\u5404\u500b\u7d44\u4ef6\u4e4b\u9593\u6709\u6548\u6e9d\u901a\u7684\u95dc\u9375\u3002Redis \u4f5c\u70ba\u4e00\u500b\u9ad8\u6548\u7684\u5167\u5b58\u6578\u64da\u5eab\uff0c\u4e0d\u50c5\u80fd\u5920\u5b58\u5132\u6578\u64da\uff0c\u9084\u80fd\u5920\u5be6\u73fe\u6d88\u606f\u968a\u5217\u7684\u529f\u80fd\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u5229\u7528 Redis \u5be6\u73fe\u591a\u6d88\u8cbb\u8005\u6d88\u606f\u7684\u6a5f\u5236\uff0c\u4e26\u63d0\u4f9b\u76f8\u95dc\u7684\u793a\u4f8b\u548c\u4ee3\u78bc\u3002<\/p>\n<h2 id=\"redis-%e7%9a%84%e5%9f%ba%e6%9c%ac%e6%a6%82%e5%bf%b5-xhBaSAfJpM\">Redis \u7684\u57fa\u672c\u6982\u5ff5<\/h2>\n<p>Redis \u662f\u4e00\u500b\u958b\u6e90\u7684\u9375\u503c\u5b58\u5132\u7cfb\u7d71\uff0c\u652f\u6301\u591a\u7a2e\u6578\u64da\u7d50\u69cb\uff0c\u5982\u5b57\u7b26\u4e32\u3001\u54c8\u5e0c\u3001\u5217\u8868\u3001\u96c6\u5408\u7b49\u3002\u5b83\u7684\u9ad8\u6027\u80fd\u548c\u9748\u6d3b\u6027\u4f7f\u5176\u6210\u70ba\u8a31\u591a\u61c9\u7528\u7a0b\u5e8f\u7684\u9996\u9078\u3002Redis \u7684 Pub\/Sub\uff08\u767c\u5e03\/\u8a02\u95b1\uff09\u6a21\u5f0f\u7279\u5225\u9069\u5408\u65bc\u5be6\u73fe\u6d88\u606f\u50b3\u905e\uff0c\u5141\u8a31\u591a\u500b\u6d88\u8cbb\u8005\u540c\u6642\u63a5\u6536\u6d88\u606f\u3002<\/p>\n<h2 id=\"pub-sub-%e6%a8%a1%e5%bc%8f%e6%a6%82%e8%bf%b0-xhBaSAfJpM\">Pub\/Sub \u6a21\u5f0f\u6982\u8ff0<\/h2>\n<p>\u5728 Redis \u4e2d\uff0cPub\/Sub \u6a21\u5f0f\u5141\u8a31\u767c\u9001\u8005\uff08Publisher\uff09\u5c07\u6d88\u606f\u767c\u9001\u5230\u4e00\u500b\u6216\u591a\u500b\u983b\u9053\uff0c\u800c\u63a5\u6536\u8005\uff08Subscriber\uff09\u5247\u53ef\u4ee5\u8a02\u95b1\u9019\u4e9b\u983b\u9053\u4ee5\u63a5\u6536\u6d88\u606f\u3002\u9019\u7a2e\u6a21\u5f0f\u7684\u512a\u52e2\u5728\u65bc\uff0c\u767c\u9001\u8005\u548c\u63a5\u6536\u8005\u4e4b\u9593\u4e0d\u9700\u8981\u76f4\u63a5\u7684\u806f\u7e6b\uff0c\u5f9e\u800c\u5be6\u73fe\u4e86\u9b06\u8026\u5408\u7684\u67b6\u69cb\u3002<\/p>\n<h3 id=\"pub-sub-%e7%9a%84%e5%b7%a5%e4%bd%9c%e6%b5%81%e7%a8%8b-xhBaSAfJpM\">Pub\/Sub \u7684\u5de5\u4f5c\u6d41\u7a0b<\/h3>\n<ul>\n<li>\u767c\u9001\u8005\u5c07\u6d88\u606f\u767c\u9001\u5230\u7279\u5b9a\u7684\u983b\u9053\u3002<\/li>\n<li>\u63a5\u6536\u8005\u8a02\u95b1\u8a72\u983b\u9053\u4ee5\u63a5\u6536\u6d88\u606f\u3002<\/li>\n<li>\u7576\u767c\u9001\u8005\u767c\u9001\u6d88\u606f\u6642\uff0c\u6240\u6709\u8a02\u95b1\u8a72\u983b\u9053\u7684\u63a5\u6536\u8005\u90fd\u6703\u6536\u5230\u8a72\u6d88\u606f\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%af%a6%e7%8f%be%e5%a4%9a%e6%b6%88%e8%b2%bb%e8%80%85%e6%b6%88%e6%81%af%e7%9a%84%e7%a4%ba%e4%be%8b-xhBaSAfJpM\">\u5be6\u73fe\u591a\u6d88\u8cbb\u8005\u6d88\u606f\u7684\u793a\u4f8b<\/h2>\n<p>\u4ee5\u4e0b\u662f\u4e00\u500b\u4f7f\u7528 Redis \u7684 Pub\/Sub \u6a21\u5f0f\u5be6\u73fe\u591a\u6d88\u8cbb\u8005\u6d88\u606f\u7684\u7c21\u55ae\u793a\u4f8b\uff1a<\/p>\n<pre><code>import redis\nimport threading\nimport time\n\n# \u5275\u5efa Redis \u5ba2\u6236\u7aef\nclient = redis.StrictRedis(host='localhost', port=6379, db=0)\n\n# \u6d88\u8cbb\u8005\u51fd\u6578\ndef consumer(name):\n    pubsub = client.pubsub()\n    pubsub.subscribe('my_channel')\n    \n    for message in pubsub.listen():\n        if message['type'] == 'message':\n            print(f\"{name} \u6536\u5230\u6d88\u606f: {message['data'].decode('utf-8')}\")\n\n# \u5275\u5efa\u591a\u500b\u6d88\u8cbb\u8005\nfor i in range(3):\n    threading.Thread(target=consumer, args=(f'\u6d88\u8cbb\u8005-{i+1}',)).start()\n\n# \u767c\u9001\u6d88\u606f\nwhile True:\n    time.sleep(5)\n    client.publish('my_channel', '\u9019\u662f\u4e00\u689d\u6e2c\u8a66\u6d88\u606f')\n<\/code><\/pre>\n<p>\u5728\u9019\u500b\u793a\u4f8b\u4e2d\uff0c\u6211\u5011\u5275\u5efa\u4e86\u4e09\u500b\u6d88\u8cbb\u8005\uff0c\u6bcf\u500b\u6d88\u8cbb\u8005\u90fd\u8a02\u95b1\u4e86\u540d\u70ba `my_channel` \u7684\u983b\u9053\u3002\u6bcf\u9694\u4e94\u79d2\uff0c\u767c\u9001\u8005\u6703\u5411\u8a72\u983b\u9053\u767c\u9001\u4e00\u689d\u6d88\u606f\uff0c\u6240\u6709\u8a02\u95b1\u8a72\u983b\u9053\u7684\u6d88\u8cbb\u8005\u90fd\u6703\u6536\u5230\u9019\u689d\u6d88\u606f\u3002<\/p>\n<h2 id=\"%e6%b3%a8%e6%84%8f%e4%ba%8b%e9%a0%85-xhBaSAfJpM\">\u6ce8\u610f\u4e8b\u9805<\/h2>\n<p>\u96d6\u7136 Redis \u7684 Pub\/Sub \u6a21\u5f0f\u975e\u5e38\u65b9\u4fbf\uff0c\u4f46\u5728\u4f7f\u7528\u6642\u9700\u8981\u6ce8\u610f\u4ee5\u4e0b\u5e7e\u9ede\uff1a<\/p>\n<ul>\n<li>\u6d88\u606f\u4e0d\u6703\u88ab\u6301\u4e45\u5316\uff1a\u5982\u679c\u6d88\u8cbb\u8005\u5728\u6d88\u606f\u767c\u9001\u6642\u672a\u5728\u7dda\uff0c\u5247\u7121\u6cd5\u63a5\u6536\u5230\u8a72\u6d88\u606f\u3002<\/li>\n<li>\u7121\u6cd5\u4fdd\u8b49\u6d88\u606f\u7684\u9806\u5e8f\uff1a\u5728\u591a\u6d88\u8cbb\u8005\u7684\u60c5\u6cc1\u4e0b\uff0c\u6d88\u606f\u7684\u63a5\u6536\u9806\u5e8f\u53ef\u80fd\u6703\u6709\u6240\u4e0d\u540c\u3002<\/li>\n<li>\u9069\u5408\u65bc\u8f15\u91cf\u7d1a\u7684\u6d88\u606f\u50b3\u905e\uff1a\u5c0d\u65bc\u9700\u8981\u9ad8\u53ef\u9760\u6027\u548c\u6301\u4e45\u6027\u7684\u5834\u666f\uff0c\u5efa\u8b70\u8003\u616e\u5176\u4ed6\u6d88\u606f\u968a\u5217\u7cfb\u7d71\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-xhBaSAfJpM\">\u7e3d\u7d50<\/h2>\n<p>Redis \u7684 Pub\/Sub \u6a21\u5f0f\u70ba\u5be6\u73fe\u591a\u6d88\u8cbb\u8005\u6d88\u606f\u63d0\u4f9b\u4e86\u4e00\u500b\u7c21\u55ae\u800c\u9ad8\u6548\u7684\u89e3\u6c7a\u65b9\u6848\u3002\u901a\u904e\u5408\u7406\u7684\u8a2d\u8a08\u548c\u5be6\u73fe\uff0c\u53ef\u4ee5\u5728\u5206\u4f48\u5f0f\u7cfb\u7d71\u4e2d\u8f15\u9b06\u5730\u9032\u884c\u6d88\u606f\u50b3\u905e\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u6027\u80fd\u548c\u4f4e\u5ef6\u9072\u7684\u61c9\u7528\uff0cRedis \u662f\u4e00\u500b\u503c\u5f97\u8003\u616e\u7684\u9078\u64c7\u3002\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u53ef\u9760\u7684 <a href=\"https:\/\/server.hk\">\u9999\u6e2f VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u4f86\u90e8\u7f72\u60a8\u7684 Redis \u61c9\u7528\uff0cServer.HK \u63d0\u4f9b\u4e86\u591a\u7a2e\u9078\u64c7\u4ee5\u6eff\u8db3\u60a8\u7684\u9700\u6c42\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22\u5982\u4f55\u4f7f\u7528 Redis \u5be6\u73fe\u591a\u6d88\u8cbb\u8005\u6d88\u606f\u7cfb\u7d71\uff0c\u63d0\u5347\u6578\u64da\u8655\u7406\u6548\u7387\u8207\u5be6\u6642\u6027\uff0c\u6eff\u8db3\u9ad8\u4e26\u767c\u9700\u6c42\u3002<\/p>\n","protected":false},"author":0,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-128471","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/128471","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"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=128471"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/128471\/revisions"}],"predecessor-version":[{"id":128472,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/128471\/revisions\/128472"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=128471"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=128471"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=128471"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}