{"id":128945,"date":"2024-10-26T17:55:20","date_gmt":"2024-10-26T09:55:20","guid":{"rendered":"https:\/\/server.hk\/cnblog\/128945\/"},"modified":"2024-10-26T17:55:21","modified_gmt":"2024-10-26T09:55:21","slug":"redis%e5%af%a6%e7%8f%be%e6%b6%88%e6%81%af%e8%a8%82%e9%96%b1%e5%8f%8a%e7%9b%a3%e8%81%bd%e6%a9%9f%e5%88%b6%ef%bc%88redis-%e6%b6%88%e6%81%af%e7%9b%a3%e8%81%bd%e8%a8%ad%e7%bd%ae%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/128945\/","title":{"rendered":"Redis\u5be6\u73fe\u6d88\u606f\u8a02\u95b1\u53ca\u76e3\u807d\u6a5f\u5236\uff08redis \u6d88\u606f\u76e3\u807d\u8a2d\u7f6e\uff09"},"content":{"rendered":"<h1 id=\"redis%e5%af%a6%e7%8f%be%e6%b6%88%e6%81%af%e8%a8%82%e9%96%b1%e5%8f%8a%e7%9b%a3%e8%81%bd%e6%a9%9f%e5%88%b6%ef%bc%88redis-%e6%b6%88%e6%81%af%e7%9b%a3%e8%81%bd%e8%a8%ad%e7%bd%ae%ef%bc%89-HrcqwotCsD\">Redis\u5be6\u73fe\u6d88\u606f\u8a02\u95b1\u53ca\u76e3\u807d\u6a5f\u5236\uff08redis \u6d88\u606f\u76e3\u807d\u8a2d\u7f6e\uff09<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u61c9\u7528\u7a0b\u5e8f\u958b\u767c\u4e2d\uff0c\u5be6\u6642\u6578\u64da\u8655\u7406\u548c\u6d88\u606f\u50b3\u905e\u8b8a\u5f97\u8d8a\u4f86\u8d8a\u91cd\u8981\u3002Redis\u4f5c\u70ba\u4e00\u500b\u9ad8\u6548\u7684\u5167\u5b58\u6578\u64da\u5eab\uff0c\u4e0d\u50c5\u63d0\u4f9b\u4e86\u5feb\u901f\u7684\u6578\u64da\u5b58\u53d6\u80fd\u529b\uff0c\u9084\u652f\u6301\u6d88\u606f\u8a02\u95b1\u548c\u767c\u5e03\uff08Pub\/Sub\uff09\u6a5f\u5236\uff0c\u9019\u4f7f\u5f97\u5b83\u6210\u70ba\u5be6\u73fe\u5be6\u6642\u901a\u4fe1\u7684\u7406\u60f3\u9078\u64c7\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0e\u5982\u4f55\u5728Redis\u4e2d\u8a2d\u7f6e\u6d88\u606f\u8a02\u95b1\u53ca\u76e3\u807d\u6a5f\u5236\u3002<\/p>\n<h2 id=\"redis%e7%9a%84pub-sub%e6%a9%9f%e5%88%b6%e6%a6%82%e8%bf%b0-HrcqwotCsD\">Redis\u7684Pub\/Sub\u6a5f\u5236\u6982\u8ff0<\/h2>\n<p>Redis\u7684Pub\/Sub\u6a5f\u5236\u5141\u8a31\u5ba2\u6236\u7aef\u8a02\u95b1\u7279\u5b9a\u7684\u983b\u9053\uff0c\u4e26\u5728\u6709\u6d88\u606f\u767c\u5e03\u5230\u9019\u4e9b\u983b\u9053\u6642\u63a5\u6536\u901a\u77e5\u3002\u9019\u7a2e\u6a21\u5f0f\u975e\u5e38\u9069\u5408\u9700\u8981\u5373\u6642\u66f4\u65b0\u7684\u61c9\u7528\u5834\u666f\uff0c\u4f8b\u5982\u804a\u5929\u61c9\u7528\u3001\u5373\u6642\u901a\u77e5\u7cfb\u7d71\u7b49\u3002<\/p>\n<h3 id=\"%e5%9f%ba%e6%9c%ac%e6%a6%82%e5%bf%b5-HrcqwotCsD\">\u57fa\u672c\u6982\u5ff5<\/h3>\n<ul>\n<li><strong>\u767c\u5e03\u8005\uff08Publisher\uff09<\/strong>\uff1a\u8ca0\u8cac\u5411\u7279\u5b9a\u983b\u9053\u767c\u9001\u6d88\u606f\u7684\u5ba2\u6236\u7aef\u3002<\/li>\n<li><strong>\u8a02\u95b1\u8005\uff08Subscriber\uff09<\/strong>\uff1a\u8ca0\u8cac\u8a02\u95b1\u7279\u5b9a\u983b\u9053\u4ee5\u63a5\u6536\u6d88\u606f\u7684\u5ba2\u6236\u7aef\u3002<\/li>\n<li><strong>\u983b\u9053\uff08Channel\uff09<\/strong>\uff1a\u6d88\u606f\u7684\u50b3\u905e\u901a\u9053\uff0c\u5ba2\u6236\u7aef\u53ef\u4ee5\u6839\u64da\u983b\u9053\u540d\u7a31\u9032\u884c\u8a02\u95b1\u6216\u767c\u5e03\u3002<\/li>\n<\/ul>\n<h2 id=\"%e8%a8%ad%e7%bd%aeredis%e6%b6%88%e6%81%af%e8%a8%82%e9%96%b1%e5%8f%8a%e7%9b%a3%e8%81%bd-HrcqwotCsD\">\u8a2d\u7f6eRedis\u6d88\u606f\u8a02\u95b1\u53ca\u76e3\u807d<\/h2>\n<p>\u4ee5\u4e0b\u662f\u5982\u4f55\u5728Redis\u4e2d\u8a2d\u7f6e\u6d88\u606f\u8a02\u95b1\u53ca\u76e3\u807d\u7684\u6b65\u9a5f\uff1a<\/p>\n<h3 id=\"1-%e5%ae%89%e8%a3%9dredis-HrcqwotCsD\">1. \u5b89\u88ddRedis<\/h3>\n<p>\u9996\u5148\uff0c\u78ba\u4fdd\u4f60\u7684\u7cfb\u7d71\u4e0a\u5df2\u7d93\u5b89\u88dd\u4e86Redis\u3002\u53ef\u4ee5\u901a\u904e\u4ee5\u4e0b\u547d\u4ee4\u5b89\u88dd\uff1a<\/p>\n<pre><code>sudo apt-get update\nsudo apt-get install redis-server<\/code><\/pre>\n<h3 id=\"2-%e5%95%9f%e5%8b%95redis%e6%9c%8d%e5%8b%99-HrcqwotCsD\">2. \u555f\u52d5Redis\u670d\u52d9<\/h3>\n<p>\u5b89\u88dd\u5b8c\u6210\u5f8c\uff0c\u555f\u52d5Redis\u670d\u52d9\uff1a<\/p>\n<pre><code>sudo service redis-server start<\/code><\/pre>\n<h3 id=\"3-%e4%bd%bf%e7%94%a8redis-cli%e9%80%b2%e8%a1%8c%e6%b8%ac%e8%a9%a6-HrcqwotCsD\">3. \u4f7f\u7528Redis CLI\u9032\u884c\u6e2c\u8a66<\/h3>\n<p>\u53ef\u4ee5\u4f7f\u7528Redis\u7684\u547d\u4ee4\u884c\u754c\u9762\uff08CLI\uff09\u4f86\u6e2c\u8a66Pub\/Sub\u529f\u80fd\u3002\u6253\u958b\u5169\u500b\u7d42\u7aef\u7a97\u53e3\uff0c\u5206\u5225\u4f5c\u70ba\u767c\u5e03\u8005\u548c\u8a02\u95b1\u8005\u3002<\/p>\n<h4 id=\"%e8%a8%82%e9%96%b1%e8%80%85%e7%ab%af-HrcqwotCsD\">\u8a02\u95b1\u8005\u7aef<\/h4>\n<p>\u5728\u7b2c\u4e00\u500b\u7d42\u7aef\u4e2d\uff0c\u8f38\u5165\u4ee5\u4e0b\u547d\u4ee4\u4f86\u8a02\u95b1\u983b\u9053\uff1a<\/p>\n<pre><code>redis-cli\nSUBSCRIBE my_channel<\/code><\/pre>\n<h4 id=\"%e7%99%bc%e5%b8%83%e8%80%85%e7%ab%af-HrcqwotCsD\">\u767c\u5e03\u8005\u7aef<\/h4>\n<p>\u5728\u7b2c\u4e8c\u500b\u7d42\u7aef\u4e2d\uff0c\u8f38\u5165\u4ee5\u4e0b\u547d\u4ee4\u4f86\u767c\u5e03\u6d88\u606f\uff1a<\/p>\n<pre><code>redis-cli\nPUBLISH my_channel \"Hello, Redis!\"<\/code><\/pre>\n<p>\u7576\u4f60\u5728\u767c\u5e03\u8005\u7aef\u767c\u9001\u6d88\u606f\u5f8c\uff0c\u8a02\u95b1\u8005\u7aef\u5c07\u6703\u986f\u793a\u63a5\u6536\u5230\u7684\u6d88\u606f\u3002<\/p>\n<h2 id=\"%e5%af%a6%e9%9a%9b%e6%87%89%e7%94%a8%e7%a4%ba%e4%be%8b-HrcqwotCsD\">\u5be6\u969b\u61c9\u7528\u793a\u4f8b<\/h2>\n<p>\u4ee5\u4e0b\u662f\u4e00\u500b\u4f7f\u7528Python\u548cRedis\u7684\u7c21\u55ae\u793a\u4f8b\uff0c\u5c55\u793a\u5982\u4f55\u5be6\u73fe\u6d88\u606f\u7684\u767c\u5e03\u548c\u8a02\u95b1\uff1a<\/p>\n<pre><code>import redis\nimport time\n\n# \u5275\u5efaRedis\u9023\u63a5\nr = redis.Redis(host='localhost', port=6379, db=0)\n\n# \u8a02\u95b1\u8005\ndef subscriber():\n    pubsub = r.pubsub()\n    pubsub.subscribe('my_channel')\n    for message in pubsub.listen():\n        if message['type'] == 'message':\n            print(f\"Received: {message['data'].decode('utf-8')}\")\n\n# \u767c\u5e03\u8005\ndef publisher():\n    time.sleep(1)  # \u78ba\u4fdd\u8a02\u95b1\u8005\u5148\u555f\u52d5\n    r.publish('my_channel', 'Hello from Python!')\n\n# \u555f\u52d5\u8a02\u95b1\u8005\u548c\u767c\u5e03\u8005\nimport threading\nthreading.Thread(target=subscriber).start()\nthreading.Thread(target=publisher).start()<\/code><\/pre>\n<p>\u5728\u9019\u500b\u793a\u4f8b\u4e2d\uff0c\u6211\u5011\u5275\u5efa\u4e86\u4e00\u500b\u7c21\u55ae\u7684\u767c\u5e03\u8005\u548c\u8a02\u95b1\u8005\uff0c\u4e26\u4f7f\u7528\u591a\u7dda\u7a0b\u4f86\u540c\u6642\u904b\u884c\u5b83\u5011\u3002\u7576\u767c\u5e03\u8005\u767c\u9001\u6d88\u606f\u6642\uff0c\u8a02\u95b1\u8005\u6703\u7acb\u5373\u63a5\u6536\u5230\u4e26\u6253\u5370\u51fa\u4f86\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-HrcqwotCsD\">\u7e3d\u7d50<\/h2>\n<p>Redis\u7684\u6d88\u606f\u8a02\u95b1\u53ca\u76e3\u807d\u6a5f\u5236\u63d0\u4f9b\u4e86\u4e00\u7a2e\u9ad8\u6548\u7684\u65b9\u5f0f\u4f86\u5be6\u73fe\u5be6\u6642\u901a\u4fe1\u3002\u901a\u904e\u7c21\u55ae\u7684\u8a2d\u7f6e\u548c\u4f7f\u7528\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u8f15\u9b06\u5730\u5c07\u9019\u4e00\u529f\u80fd\u96c6\u6210\u5230\u5404\u7a2e\u61c9\u7528\u4e2d\u3002\u7121\u8ad6\u662f\u7528\u65bc\u5373\u6642\u901a\u77e5\u9084\u662f\u6578\u64da\u66f4\u65b0\uff0cRedis\u90fd\u80fd\u5920\u63d0\u4f9b\u7a69\u5b9a\u4e14\u5feb\u901f\u7684\u652f\u6301\u3002\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684\u89e3\u6c7a\u65b9\u6848\u4f86\u90e8\u7f72\u60a8\u7684\u61c9\u7528\uff0c\u8003\u616e\u4f7f\u7528<a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a>\u4f86\u904b\u884cRedis\u670d\u52d9\uff0c\u9019\u5c07\u70ba\u60a8\u7684\u9805\u76ee\u63d0\u4f9b\u66f4\u597d\u7684\u6027\u80fd\u548c\u53ef\u9760\u6027\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22\u5982\u4f55\u4f7f\u7528Redis\u5be6\u73fe\u6d88\u606f\u8a02\u95b1\u8207\u76e3\u807d\u6a5f\u5236\uff0c\u8a2d\u7f6e\u9ad8\u6548\u7684\u6d88\u606f\u50b3\u905e\u7cfb\u7d71\uff0c\u63d0\u5347\u61c9\u7528\u6027\u80fd\u8207\u97ff\u61c9\u901f\u5ea6\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-128945","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/128945","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=128945"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/128945\/revisions"}],"predecessor-version":[{"id":128946,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/128945\/revisions\/128946"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=128945"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=128945"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=128945"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}