{"id":181518,"date":"2024-11-09T17:43:18","date_gmt":"2024-11-09T09:43:18","guid":{"rendered":"https:\/\/server.hk\/cnblog\/181518\/"},"modified":"2024-11-09T17:43:19","modified_gmt":"2024-11-09T09:43:19","slug":"%e6%b7%b1%e5%85%a5%e6%b7%ba%e5%87%baredis%e7%b6%b2%e7%b5%a1%e5%ba%ab%e6%ba%90%e7%a2%bc%e8%a7%a3%e6%9e%90%ef%bc%88redis%e7%b6%b2%e7%b5%a1%e5%ba%ab%e6%ba%90%e7%a2%bc%e8%a7%a3%e6%9e%90%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/181518\/","title":{"rendered":"\u6df1\u5165\u6dfa\u51faRedis\u7db2\u7d61\u5eab\u6e90\u78bc\u89e3\u6790\uff08redis\u7db2\u7d61\u5eab\u6e90\u78bc\u89e3\u6790\uff09"},"content":{"rendered":"<h1 id=\"%e6%b7%b1%e5%85%a5%e6%b7%ba%e5%87%baredis%e7%b6%b2%e7%b5%a1%e5%ba%ab%e6%ba%90%e7%a2%bc%e8%a7%a3%e6%9e%90-YXWZUTlzEW\">\u6df1\u5165\u6dfa\u51faRedis\u7db2\u7d61\u5eab\u6e90\u78bc\u89e3\u6790<\/h1>\n<p>Redis\u662f\u4e00\u500b\u9ad8\u6027\u80fd\u7684\u9375\u503c\u6578\u64da\u5eab\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u5404\u7a2e\u5834\u666f\u4e2d\uff0c\u5982\u7de9\u5b58\u3001\u6d88\u606f\u968a\u5217\u548c\u6578\u64da\u6301\u4e45\u5316\u7b49\u3002\u5176\u7db2\u7d61\u5eab\u7684\u8a2d\u8a08\u662fRedis\u6027\u80fd\u7684\u95dc\u9375\u4e4b\u4e00\uff0c\u672c\u6587\u5c07\u6df1\u5165\u89e3\u6790Redis\u7684\u7db2\u7d61\u5eab\u6e90\u78bc\uff0c\u5e6b\u52a9\u8b80\u8005\u7406\u89e3\u5176\u5de5\u4f5c\u539f\u7406\u53ca\u8a2d\u8a08\u601d\u8def\u3002<\/p>\n<h2 id=\"redis%e7%b6%b2%e7%b5%a1%e5%ba%ab%e6%a6%82%e8%bf%b0-YXWZUTlzEW\">Redis\u7db2\u7d61\u5eab\u6982\u8ff0<\/h2>\n<p>Redis\u7684\u7db2\u7d61\u5eab\u4e3b\u8981\u8ca0\u8cac\u8655\u7406\u5ba2\u6236\u7aef\u7684\u9023\u63a5\u3001\u8acb\u6c42\u548c\u97ff\u61c9\u3002\u5b83\u4f7f\u7528\u4e86\u4e8b\u4ef6\u9a45\u52d5\u7684\u67b6\u69cb\uff0c\u9019\u4f7f\u5f97Redis\u80fd\u5920\u5728\u9ad8\u4e26\u767c\u7684\u60c5\u6cc1\u4e0b\u4ecd\u7136\u4fdd\u6301\u826f\u597d\u7684\u6027\u80fd\u3002Redis\u7684\u7db2\u7d61\u5eab\u4e3b\u8981\u7531\u4ee5\u4e0b\u5e7e\u500b\u90e8\u5206\u7d44\u6210\uff1a<\/p>\n<ul>\n<li id=\"%e4%ba%8b%e4%bb%b6%e5%be%aa%e7%92%b0-YXWZUTlzEW\">\u4e8b\u4ef6\u5faa\u74b0<\/li>\n<li id=\"%e5%ae%a2%e6%88%b6%e7%ab%af%e9%80%a3%e6%8e%a5%e7%ae%a1%e7%90%86-YXWZUTlzEW\">\u5ba2\u6236\u7aef\u9023\u63a5\u7ba1\u7406<\/li>\n<li id=\"%e8%ab%8b%e6%b1%82%e8%a7%a3%e6%9e%90%e8%88%87%e9%9f%bf%e6%87%89%e7%94%9f%e6%88%90-YXWZUTlzEW\">\u8acb\u6c42\u89e3\u6790\u8207\u97ff\u61c9\u751f\u6210<\/li>\n<\/ul>\n<h2 id=\"%e4%ba%8b%e4%bb%b6%e5%be%aa%e7%92%b0-YXWZUTlzEW\">\u4e8b\u4ef6\u5faa\u74b0<\/h2>\n<p>Redis\u7684\u4e8b\u4ef6\u5faa\u74b0\u662f\u5176\u7db2\u7d61\u5eab\u7684\u6838\u5fc3\u3002\u5b83\u4f7f\u7528\u4e86`ae.c`\u6587\u4ef6\u4e2d\u7684`aeEventLoop`\u51fd\u6578\u4f86\u5be6\u73fe\u4e8b\u4ef6\u7684\u76e3\u807d\u548c\u8655\u7406\u3002\u4e8b\u4ef6\u5faa\u74b0\u7684\u57fa\u672c\u6d41\u7a0b\u5982\u4e0b\uff1a<\/p>\n<pre><code>\nwhile (1) {\n    \/\/ \u7b49\u5f85\u4e8b\u4ef6\u767c\u751f\n    aeProcessEvents(eventLoop);\n    \/\/ \u8655\u7406\u4e8b\u4ef6\n    processEvents();\n}\n<\/code><\/pre>\n<p>\u5728\u9019\u500b\u5faa\u74b0\u4e2d\uff0cRedis\u6703\u4e0d\u65b7\u5730\u6aa2\u67e5\u662f\u5426\u6709\u65b0\u7684\u5ba2\u6236\u7aef\u8acb\u6c42\uff0c\u4e26\u6839\u64da\u8acb\u6c42\u7684\u985e\u578b\u9032\u884c\u76f8\u61c9\u7684\u8655\u7406\u3002\u9019\u7a2e\u8a2d\u8a08\u4f7f\u5f97Redis\u80fd\u5920\u5728\u55ae\u500b\u7dda\u7a0b\u4e2d\u8655\u7406\u5927\u91cf\u7684\u9023\u63a5\uff0c\u5f9e\u800c\u63d0\u9ad8\u4e86\u6027\u80fd\u3002<\/p>\n<h2 id=\"%e5%ae%a2%e6%88%b6%e7%ab%af%e9%80%a3%e6%8e%a5%e7%ae%a1%e7%90%86-YXWZUTlzEW\">\u5ba2\u6236\u7aef\u9023\u63a5\u7ba1\u7406<\/h2>\n<p>Redis\u4f7f\u7528`client.c`\u6587\u4ef6\u4f86\u7ba1\u7406\u5ba2\u6236\u7aef\u9023\u63a5\u3002\u6bcf\u7576\u4e00\u500b\u65b0\u7684\u5ba2\u6236\u7aef\u9023\u63a5\u5230Redis\u6642\uff0c\u7cfb\u7d71\u6703\u5275\u5efa\u4e00\u500b`client`\u7d50\u69cb\u9ad4\u4f86\u4fdd\u5b58\u8a72\u9023\u63a5\u7684\u76f8\u95dc\u4fe1\u606f\uff0c\u5305\u62ec\u5ba2\u6236\u7aef\u7684socket\u63cf\u8ff0\u7b26\u3001\u72c0\u614b\u3001\u8acb\u6c42\u7de9\u885d\u5340\u7b49\u3002<\/p>\n<p>\u4ee5\u4e0b\u662f\u5275\u5efa\u5ba2\u6236\u7aef\u9023\u63a5\u7684\u4ee3\u78bc\u7247\u6bb5\uff1a<\/p>\n<pre><code>\nclient = createClient();\nclient-&gt;fd = accept(serverSocket, (struct sockaddr *)&amp;clientAddr, &amp;addrLen);\n<\/code><\/pre>\n<p>\u5728\u9019\u88e1\uff0c`createClient`\u51fd\u6578\u8ca0\u8cac\u521d\u59cb\u5316\u5ba2\u6236\u7aef\u7d50\u69cb\u9ad4\uff0c\u800c`accept`\u51fd\u6578\u5247\u7528\u65bc\u63a5\u53d7\u65b0\u7684\u9023\u63a5\u3002\u9019\u6a23\u7684\u8a2d\u8a08\u4f7f\u5f97Redis\u80fd\u5920\u6709\u6548\u5730\u7ba1\u7406\u591a\u500b\u5ba2\u6236\u7aef\u9023\u63a5\u3002<\/p>\n<h2 id=\"%e8%ab%8b%e6%b1%82%e8%a7%a3%e6%9e%90%e8%88%87%e9%9f%bf%e6%87%89%e7%94%9f%e6%88%90-YXWZUTlzEW\">\u8acb\u6c42\u89e3\u6790\u8207\u97ff\u61c9\u751f\u6210<\/h2>\n<p>\u7576\u5ba2\u6236\u7aef\u767c\u9001\u8acb\u6c42\u6642\uff0cRedis\u9700\u8981\u89e3\u6790\u8acb\u6c42\u4e26\u751f\u6210\u76f8\u61c9\u7684\u97ff\u61c9\u3002\u8acb\u6c42\u7684\u89e3\u6790\u4e3b\u8981\u5728`server.c`\u6587\u4ef6\u4e2d\u9032\u884c\uff0cRedis\u4f7f\u7528\u4e86\u4e00\u7a2e\u7c21\u55ae\u7684\u5354\u8b70\u4f86\u89e3\u6790\u8acb\u6c42\uff0c\u9019\u4f7f\u5f97\u8acb\u6c42\u7684\u8655\u7406\u8b8a\u5f97\u9ad8\u6548\u3002<\/p>\n<p>\u4ee5\u4e0b\u662f\u8acb\u6c42\u89e3\u6790\u7684\u57fa\u672c\u6d41\u7a0b\uff1a<\/p>\n<pre><code>\nwhile (readRequest(client)) {\n    processRequest(client);\n    sendResponse(client);\n}\n<\/code><\/pre>\n<p>\u5728\u9019\u6bb5\u4ee3\u78bc\u4e2d\uff0c`readRequest`\u51fd\u6578\u8ca0\u8cac\u5f9e\u5ba2\u6236\u7aef\u8b80\u53d6\u8acb\u6c42\uff0c`processRequest`\u51fd\u6578\u5247\u6839\u64da\u8acb\u6c42\u7684\u985e\u578b\u9032\u884c\u76f8\u61c9\u7684\u8655\u7406\uff0c\u6700\u5f8c\u4f7f\u7528`sendResponse`\u51fd\u6578\u5c07\u7d50\u679c\u767c\u9001\u56de\u5ba2\u6236\u7aef\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-YXWZUTlzEW\">\u7e3d\u7d50<\/h2>\n<p>Redis\u7684\u7db2\u7d61\u5eab\u8a2d\u8a08\u5145\u5206\u8003\u616e\u4e86\u6027\u80fd\u548c\u53ef\u64f4\u5c55\u6027\uff0c\u901a\u904e\u4e8b\u4ef6\u9a45\u52d5\u7684\u67b6\u69cb\u548c\u9ad8\u6548\u7684\u8acb\u6c42\u8655\u7406\u6a5f\u5236\uff0c\u4f7f\u5f97Redis\u80fd\u5920\u5728\u9ad8\u4e26\u767c\u7684\u74b0\u5883\u4e2d\u7a69\u5b9a\u904b\u884c\u3002\u7406\u89e3Redis\u7db2\u7d61\u5eab\u7684\u6e90\u78bc\u4e0d\u50c5\u6709\u52a9\u65bc\u958b\u767c\u8005\u66f4\u597d\u5730\u4f7f\u7528Redis\uff0c\u9084\u80fd\u70ba\u5176\u5728\u5be6\u969b\u61c9\u7528\u4e2d\u7684\u512a\u5316\u63d0\u4f9b\u601d\u8def\u3002<\/p>\n<p>\u5982\u679c\u60a8\u5c0d\u65bc\u9ad8\u6027\u80fd\u7684\u6578\u64da\u5eab\u89e3\u6c7a\u65b9\u6848\u611f\u8208\u8da3\uff0c\u4e26\u5e0c\u671b\u5728\u9999\u6e2f\u5c0b\u627e\u5408\u9069\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u670d\u52d9\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u6eff\u8db3\u60a8\u7684\u9700\u6c42\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6df1\u5165\u6dfa\u51faRedis\u7db2\u7d61\u5eab\u6e90\u78bc\u89e3\u6790\uff0c\u5168\u9762\u5256\u6790Redis\u7db2\u7d61\u5eab\u7684\u8a2d\u8a08\u8207\u5be6\u73fe\uff0c\u5e6b\u52a9\u958b\u767c\u8005\u6df1\u5165\u7406\u89e3\u5176\u904b\u4f5c\u539f\u7406\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-181518","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/181518","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=181518"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/181518\/revisions"}],"predecessor-version":[{"id":181519,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/181518\/revisions\/181519"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=181518"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=181518"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=181518"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}