{"id":129157,"date":"2024-10-26T19:30:19","date_gmt":"2024-10-26T11:30:19","guid":{"rendered":"https:\/\/server.hk\/cnblog\/129157\/"},"modified":"2024-10-26T19:30:20","modified_gmt":"2024-10-26T11:30:20","slug":"redis%e4%ba%8b%e4%bb%b6%e9%a9%85%e5%8b%95aeeventloop%e5%8e%9f%e7%90%86%e5%88%86%e6%9e%90","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/129157\/","title":{"rendered":"Redis\u4e8b\u4ef6\u9a45\u52d5(aeEventLoop)\u539f\u7406\u5206\u6790"},"content":{"rendered":"

Redis\u4e8b\u4ef6\u9a45\u52d5(aeEventLoop)\u539f\u7406\u5206\u6790<\/h1>\n

Redis\u662f\u4e00\u500b\u9ad8\u6548\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\u7b49\u3002\u5176\u6838\u5fc3\u4e4b\u4e00\u662f\u4e8b\u4ef6\u9a45\u52d5\u6a21\u578b\uff0c\u7279\u5225\u662faeEventLoop<\/a>\u7684\u5be6\u73fe\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0eRedis\u7684\u4e8b\u4ef6\u9a45\u52d5\u539f\u7406\uff0c\u5e6b\u52a9\u8b80\u8005\u7406\u89e3\u5176\u80cc\u5f8c\u7684\u904b\u4f5c\u6a5f\u5236\u3002<\/p>\n

\u4e8b\u4ef6\u9a45\u52d5\u6a21\u578b\u6982\u8ff0<\/h2>\n

\u4e8b\u4ef6\u9a45\u52d5\u6a21\u578b\u662f\u4e00\u7a2e\u975e\u963b\u585e\u7684\u7de8\u7a0b\u6a21\u5f0f\uff0c\u5141\u8a31\u7cfb\u7d71\u5728\u7b49\u5f85\u4e8b\u4ef6\u767c\u751f\u6642\uff0c\u7e7c\u7e8c\u8655\u7406\u5176\u4ed6\u4efb\u52d9\u3002\u9019\u7a2e\u6a21\u578b\u7279\u5225\u9069\u5408I\/O\u5bc6\u96c6\u578b\u7684\u61c9\u7528\uff0c\u56e0\u70ba\u5b83\u80fd\u6709\u6548\u5229\u7528\u7cfb\u7d71\u8cc7\u6e90\uff0c\u6e1b\u5c11\u7a7a\u9592\u6642\u9593\u3002<\/p>\n

aeEventLoop\u7684\u7d50\u69cb<\/h2>\n

aeEventLoop\u662fRedis\u4e2d\u5be6\u73fe\u4e8b\u4ef6\u9a45\u52d5\u7684\u6838\u5fc3\u7d44\u4ef6\u3002\u5b83\u7684\u4e3b\u8981\u529f\u80fd\u662f\u76e3\u63a7\u591a\u500b\u4e8b\u4ef6\u6e90\uff0c\u4e26\u5728\u4e8b\u4ef6\u767c\u751f\u6642\u89f8\u767c\u76f8\u61c9\u7684\u56de\u8abf\u51fd\u6578\u3002aeEventLoop\u7684\u57fa\u672c\u7d50\u69cb\u5982\u4e0b\uff1a<\/p>\n

\ntypedef struct aeEventLoop {\n    int maxfd;                \/\/ \u6700\u5927\u6587\u4ef6\u63cf\u8ff0\u7b26\n    fd_set readset;          \/\/ \u8b80\u4e8b\u4ef6\u96c6\u5408\n    fd_set writeset;         \/\/ \u5beb\u4e8b\u4ef6\u96c6\u5408\n    int setsize;             \/\/ \u96c6\u5408\u5927\u5c0f\n    long long timeEventNextId; \/\/ \u6642\u9593\u4e8b\u4ef6ID\n    \/\/ \u5176\u4ed6\u6210\u54e1...\n} aeEventLoop;\n<\/code><\/pre>\n
\u4e8b\u4ef6\u7684\u8a3b\u518a\u8207\u8655\u7406<\/h2>\n
\u5728aeEventLoop\u4e2d\uff0c\u4e8b\u4ef6\u7684\u8a3b\u518a\u4e3b\u8981\u901a\u904eaeCreateFileEvent<\/a>\u51fd\u6578\u4f86\u5be6\u73fe\u3002\u9019\u500b\u51fd\u6578\u63a5\u53d7\u6587\u4ef6\u63cf\u8ff0\u7b26\u3001\u4e8b\u4ef6\u985e\u578b\uff08\u8b80\u6216\u5beb\uff09\u4ee5\u53ca\u56de\u8abf\u51fd\u6578\u4f5c\u70ba\u53c3\u6578\uff0c\u4e26\u5c07\u5176\u6dfb\u52a0\u5230\u4e8b\u4ef6\u5faa\u74b0\u4e2d\u3002<\/p>\n
\nvoid aeCreateFileEvent(aeEventLoop *eventLoop, int fd, int mask, \n                        aeFileProc *proc, void *clientData) {\n    \/\/ \u8a3b\u518a\u4e8b\u4ef6\u7684\u908f\u8f2f\n}\n<\/code><\/pre>\n
\u7576\u4e8b\u4ef6\u767c\u751f\u6642\uff0caeEventLoop\u6703\u8abf\u7528\u76f8\u61c9\u7684\u56de\u8abf\u51fd\u6578\uff0c\u9019\u6a23\u5c31\u80fd\u5be6\u73fe\u975e\u963b\u585e\u7684I\/O\u64cd\u4f5c\u3002<\/p>\n
\u6642\u9593\u4e8b\u4ef6\u7684\u7ba1\u7406<\/h2>\n
\u9664\u4e86\u6587\u4ef6\u4e8b\u4ef6\uff0caeEventLoop\u9084\u652f\u6301\u6642\u9593\u4e8b\u4ef6\u7684\u7ba1\u7406\u3002\u6642\u9593\u4e8b\u4ef6\u5141\u8a31\u7528\u6236\u5728\u6307\u5b9a\u7684\u6642\u9593\u5f8c\u57f7\u884c\u67d0\u500b\u56de\u8abf\u51fd\u6578\u3002\u9019\u662f\u901a\u904eaeCreateTimeEvent<\/a>\u51fd\u6578\u4f86\u5be6\u73fe\u7684\u3002<\/p>\n
\nvoid aeCreateTimeEvent(aeEventLoop *eventLoop, long long milliseconds, \n                        aeTimeProc *proc, void *clientData) {\n    \/\/ \u8a3b\u518a\u6642\u9593\u4e8b\u4ef6\u7684\u908f\u8f2f\n}\n<\/code><\/pre>\n
\u6642\u9593\u4e8b\u4ef6\u7684\u7ba1\u7406\u4f7f\u5f97Redis\u80fd\u5920\u5728\u8655\u7406\u8acb\u6c42\u7684\u540c\u6642\uff0c\u5b9a\u671f\u57f7\u884c\u4e00\u4e9b\u7dad\u8b77\u4efb\u52d9\uff0c\u5982\u6e05\u7406\u904e\u671f\u7684\u9375\u3002<\/p>\n
\u4e8b\u4ef6\u5faa\u74b0\u7684\u904b\u884c<\/h2>\n
aeEventLoop\u7684\u904b\u884c\u662f\u901a\u904e\u4e00\u500b\u4e3b\u5faa\u74b0\u4f86\u5be6\u73fe\u7684\u3002\u9019\u500b\u5faa\u74b0\u4e0d\u65b7\u6aa2\u67e5\u662f\u5426\u6709\u4e8b\u4ef6\u767c\u751f\uff0c\u4e26\u6839\u64da\u4e8b\u4ef6\u7684\u985e\u578b\u8abf\u7528\u76f8\u61c9\u7684\u56de\u8abf\u51fd\u6578\u3002\u4ee5\u4e0b\u662f\u4e8b\u4ef6\u5faa\u74b0\u7684\u57fa\u672c\u908f\u8f2f\uff1a<\/p>\n
\nvoid aeMain(aeEventLoop *eventLoop) {\n    while (1) {\n        \/\/ \u6aa2\u67e5\u4e8b\u4ef6\n        \/\/ \u8655\u7406\u4e8b\u4ef6\n    }\n}\n<\/code><\/pre>\n
\u9019\u7a2e\u8a2d\u8a08\u4f7f\u5f97Redis\u80fd\u5920\u9ad8\u6548\u5730\u8655\u7406\u5927\u91cf\u7684\u4e26\u767c\u8acb\u6c42\uff0c\u4e26\u4fdd\u6301\u4f4e\u5ef6\u9072\u3002<\/p>\n
\u7e3d\u7d50<\/h2>\n
Redis\u7684\u4e8b\u4ef6\u9a45\u52d5\u6a21\u578b\uff0c\u7279\u5225\u662faeEventLoop\u7684\u5be6\u73fe\uff0c\u70ba\u5176\u9ad8\u6548\u80fd\u63d0\u4f9b\u4e86\u5805\u5be6\u7684\u57fa\u790e\u3002\u901a\u904e\u975e\u963b\u585e\u7684I\/O\u64cd\u4f5c\u548c\u9748\u6d3b\u7684\u4e8b\u4ef6\u7ba1\u7406\uff0cRedis\u80fd\u5920\u5728\u9ad8\u8ca0\u8f09\u7684\u60c5\u6cc1\u4e0b\u4ecd\u7136\u4fdd\u6301\u512a\u7570\u7684\u6027\u80fd\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u6548\u80fd\u6578\u64da\u8655\u7406\u7684\u61c9\u7528\uff0c\u9078\u64c7\u5408\u9069\u7684VPS<\/a>\u89e3\u6c7a\u65b9\u6848\u5c07\u662f\u81f3\u95dc\u91cd\u8981\u7684\u3002\u4e86\u89e3Redis\u7684\u4e8b\u4ef6\u9a45\u52d5\u539f\u7406\uff0c\u80fd\u5e6b\u52a9\u958b\u767c\u8005\u66f4\u597d\u5730\u5229\u7528\u9019\u4e00\u5f37\u5927\u7684\u6578\u64da\u5eab\u6280\u8853\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u6df1\u5165\u5206\u6790Redis\u4e8b\u4ef6\u9a45\u52d5\u67b6\u69cbaeEventLoop\u7684\u539f\u7406\uff0c\u63a2\u8a0e\u5176\u9ad8\u6548\u80fd\u8207\u975e\u963b\u585eI\/O\u7684\u904b\u4f5c\u6a5f\u5236\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-129157","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/129157","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=129157"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/129157\/revisions"}],"predecessor-version":[{"id":129158,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/129157\/revisions\/129158"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=129157"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=129157"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=129157"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}