{"id":181592,"date":"2024-11-09T18:20:20","date_gmt":"2024-11-09T10:20:20","guid":{"rendered":"https:\/\/server.hk\/cnblog\/181592\/"},"modified":"2024-11-09T18:20:20","modified_gmt":"2024-11-09T10:20:20","slug":"%e6%b7%b1%e5%85%a5%e6%b7%ba%e5%87%ba%e8%aa%8d%e8%ad%98redis%e6%ba%90%e7%a2%bc%ef%bc%88redis%e6%ba%90%e7%a2%bc%e5%a4%9a%e5%b0%91%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/181592\/","title":{"rendered":"\u6df1\u5165\u6dfa\u51fa\u8a8d\u8b58Redis\u6e90\u78bc\uff08redis\u6e90\u78bc\u591a\u5c11\uff09"},"content":{"rendered":"<h1 id=\"%e6%b7%b1%e5%85%a5%e6%b7%ba%e5%87%ba%e8%aa%8d%e8%ad%98redis%e6%ba%90%e7%a2%bc-KluEDALQwD\">\u6df1\u5165\u6dfa\u51fa\u8a8d\u8b58Redis\u6e90\u78bc<\/h1>\n<p>Redis\u662f\u4e00\u500b\u958b\u6e90\u7684\u9ad8\u6027\u80fd\u9375\u503c\u6578\u64da\u5eab\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u7de9\u5b58\u3001\u6d88\u606f\u968a\u5217\u548c\u6578\u64da\u6301\u4e45\u5316\u7b49\u5834\u666f\u3002\u7531\u65bc\u5176\u9ad8\u6548\u7684\u6027\u80fd\u548c\u9748\u6d3b\u7684\u6578\u64da\u7d50\u69cb\uff0cRedis\u5728\u8a31\u591a\u5927\u578b\u61c9\u7528\u4e2d\u626e\u6f14\u8457\u91cd\u8981\u89d2\u8272\u3002\u672c\u6587\u5c07\u6df1\u5165\u6dfa\u51fa\u5730\u4ecb\u7d39Redis\u7684\u6e90\u78bc\u7d50\u69cb\uff0c\u5e6b\u52a9\u8b80\u8005\u66f4\u597d\u5730\u7406\u89e3\u5176\u5167\u90e8\u904b\u4f5c\u3002<\/p>\n<h2 id=\"redis%e6%ba%90%e7%a2%bc%e6%a6%82%e8%a6%bd-KluEDALQwD\">Redis\u6e90\u78bc\u6982\u89bd<\/h2>\n<p>Redis\u7684\u6e90\u78bc\u4e3b\u8981\u4f7f\u7528C\u8a9e\u8a00\u7de8\u5beb\uff0c\u9019\u4f7f\u5f97\u5b83\u5728\u6027\u80fd\u4e0a\u5177\u6709\u512a\u52e2\u3002Redis\u7684\u6e90\u78bc\u53ef\u4ee5\u5728\u5176\u5b98\u65b9GitHub\u5009\u5eab\u4e2d\u627e\u5230\uff0c\u5730\u5740\u70ba<a href=\"https:\/\/github.com\/redis\/redis\" rel=\"nofollow noopener\" target=\"_blank\">https:\/\/github.com\/redis\/redis<\/a>\u3002\u6574\u500b\u6e90\u78bc\u7684\u7d50\u69cb\u76f8\u5c0d\u7c21\u55ae\uff0c\u4e3b\u8981\u7531\u4ee5\u4e0b\u5e7e\u500b\u90e8\u5206\u7d44\u6210\uff1a<\/p>\n<ul>\n<li><strong>src\uff1a<\/strong>\u5305\u542b\u4e86Redis\u7684\u6838\u5fc3\u4ee3\u78bc\uff0c\u5305\u62ec\u547d\u4ee4\u8655\u7406\u3001\u6578\u64da\u7d50\u69cb\u3001\u7db2\u7d61\u901a\u4fe1\u7b49\u3002<\/li>\n<li><strong>tests\uff1a<\/strong>\u5305\u542b\u4e86Redis\u7684\u55ae\u5143\u6e2c\u8a66\u548c\u96c6\u6210\u6e2c\u8a66\u3002<\/li>\n<li><strong>deps\uff1a<\/strong>\u5305\u542b\u4e86Redis\u6240\u4f9d\u8cf4\u7684\u7b2c\u4e09\u65b9\u5eab\u3002<\/li>\n<li><strong>utils\uff1a<\/strong>\u5305\u542b\u4e86\u4e00\u4e9b\u8f14\u52a9\u5de5\u5177\u548c\u8173\u672c\u3002<\/li>\n<\/ul>\n<h2 id=\"%e6%a0%b8%e5%bf%83%e4%bb%a3%e7%a2%bc%e5%88%86%e6%9e%90-KluEDALQwD\">\u6838\u5fc3\u4ee3\u78bc\u5206\u6790<\/h2>\n<p>\u5728src\u6587\u4ef6\u593e\u4e2d\uff0c\u6700\u91cd\u8981\u7684\u5e7e\u500b\u6587\u4ef6\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><strong>server.c\uff1a<\/strong>\u9019\u662fRedis\u7684\u4e3b\u7a0b\u5e8f\u5165\u53e3\uff0c\u8ca0\u8cac\u521d\u59cb\u5316\u670d\u52d9\u5668\u3001\u8655\u7406\u5ba2\u6236\u7aef\u8acb\u6c42\u548c\u7ba1\u7406\u6578\u64da\u5eab\u3002<\/li>\n<li><strong>redis.c\uff1a<\/strong>\u9019\u500b\u6587\u4ef6\u5305\u542b\u4e86Redis\u7684\u4e3b\u8981\u908f\u8f2f\uff0c\u5305\u62ec\u547d\u4ee4\u89e3\u6790\u548c\u57f7\u884c\u3002<\/li>\n<li><strong>dict.c\uff1a<\/strong>\u9019\u662fRedis\u7684\u5b57\u5178\u5be6\u73fe\uff0c\u4f7f\u7528\u54c8\u5e0c\u8868\u4f86\u5b58\u5132\u9375\u503c\u5c0d\uff0c\u652f\u6301\u5feb\u901f\u67e5\u627e\u548c\u63d2\u5165\u3002<\/li>\n<li><strong>list.c\uff1a<\/strong>\u9019\u500b\u6587\u4ef6\u5be6\u73fe\u4e86\u96d9\u5411\u93c8\u8868\uff0c\u652f\u6301\u9ad8\u6548\u7684\u63d2\u5165\u548c\u522a\u9664\u64cd\u4f5c\u3002<\/li>\n<\/ul>\n<h3 id=\"%e5%91%bd%e4%bb%a4%e8%99%95%e7%90%86-KluEDALQwD\">\u547d\u4ee4\u8655\u7406<\/h3>\n<p>Redis\u652f\u6301\u591a\u7a2e\u6578\u64da\u7d50\u69cb\uff0c\u5982\u5b57\u7b26\u4e32\u3001\u54c8\u5e0c\u3001\u5217\u8868\u3001\u96c6\u5408\u548c\u6709\u5e8f\u96c6\u5408\u3002\u6bcf\u7a2e\u6578\u64da\u7d50\u69cb\u90fd\u6709\u76f8\u61c9\u7684\u547d\u4ee4\u4f86\u9032\u884c\u64cd\u4f5c\u3002\u547d\u4ee4\u7684\u8655\u7406\u4e3b\u8981\u96c6\u4e2d\u5728redis.c\u6587\u4ef6\u4e2d\uff0c\u9019\u88e1\u7684\u4ee3\u78bc\u8ca0\u8cac\u89e3\u6790\u5ba2\u6236\u7aef\u767c\u9001\u7684\u547d\u4ee4\u4e26\u8abf\u7528\u76f8\u61c9\u7684\u8655\u7406\u51fd\u6578\u3002<\/p>\n<pre><code>\nvoid processCommand(client *c) {\n    \/\/ \u89e3\u6790\u547d\u4ee4\n    int argc = c-&gt;argc;\n    robj **argv = c-&gt;argv;\n\n    \/\/ \u6839\u64da\u547d\u4ee4\u540d\u7a31\u8abf\u7528\u76f8\u61c9\u7684\u8655\u7406\u51fd\u6578\n    if (strcasecmp(argv[0]-&gt;ptr, \"SET\") == 0) {\n        setCommand(c);\n    } else if (strcasecmp(argv[0]-&gt;ptr, \"GET\") == 0) {\n        getCommand(c);\n    }\n    \/\/ \u5176\u4ed6\u547d\u4ee4...\n}\n<\/code><\/pre>\n<h3 id=\"%e6%95%b8%e6%93%9a%e7%b5%90%e6%a7%8b-KluEDALQwD\">\u6578\u64da\u7d50\u69cb<\/h3>\n<p>Redis\u7684\u6578\u64da\u7d50\u69cb\u8a2d\u8a08\u662f\u5176\u6027\u80fd\u7684\u95dc\u9375\u3002\u4ee5\u5b57\u5178\uff08dict\uff09\u70ba\u4f8b\uff0cRedis\u4f7f\u7528\u958b\u653e\u5730\u5740\u6cd5\u4f86\u89e3\u6c7a\u54c8\u5e0c\u78b0\u649e\uff0c\u4e26\u4e14\u652f\u6301\u52d5\u614b\u64f4\u5c55\u3002\u9019\u4f7f\u5f97\u5728\u9ad8\u4e26\u767c\u7684\u60c5\u6cc1\u4e0b\uff0cRedis\u4ecd\u7136\u80fd\u5920\u4fdd\u6301\u9ad8\u6548\u7684\u6027\u80fd\u3002<\/p>\n<pre><code>\ndictEntry *dictFind(dict *d, const void *key) {\n    \/\/ \u67e5\u627e\u9375\u7684\u54c8\u5e0c\u503c\n    unsigned long hash = dictHashKey(d, key);\n    \/\/ \u6839\u64da\u54c8\u5e0c\u503c\u627e\u5230\u76f8\u61c9\u7684\u6876\n    dictEntry *entry = d-&gt;ht[0].table[hash % d-&gt;ht[0].size];\n    \/\/ \u904d\u6b77\u93c8\u8868\u67e5\u627e\n    while (entry) {\n        if (dictCompareKeys(d, key, entry-&gt;key)) {\n            return entry;\n        }\n        entry = entry-&gt;next;\n    }\n    return NULL;\n}\n<\/code><\/pre>\n<h2 id=\"%e7%b8%bd%e7%b5%90-KluEDALQwD\">\u7e3d\u7d50<\/h2>\n<p>\u901a\u904e\u5c0dRedis\u6e90\u78bc\u7684\u5206\u6790\uff0c\u6211\u5011\u53ef\u4ee5\u770b\u5230\u5176\u9ad8\u6548\u7684\u8a2d\u8a08\u548c\u5be6\u73fe\u3002Redis\u7684\u6838\u5fc3\u5728\u65bc\u5176\u9748\u6d3b\u7684\u6578\u64da\u7d50\u69cb\u548c\u9ad8\u6548\u7684\u547d\u4ee4\u8655\u7406\u6a5f\u5236\uff0c\u9019\u4f7f\u5f97\u5b83\u5728\u5404\u7a2e\u61c9\u7528\u5834\u666f\u4e2d\u90fd\u80fd\u8868\u73fe\u51fa\u8272\u3002\u5c0d\u65bc\u5e0c\u671b\u6df1\u5165\u4e86\u89e3Redis\u7684\u958b\u767c\u8005\u4f86\u8aaa\uff0c\u95b1\u8b80\u6e90\u78bc\u662f\u4e00\u500b\u975e\u5e38\u6709\u50f9\u503c\u7684\u5b78\u7fd2\u904e\u7a0b\u3002<\/p>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6027\u80fd\u7684<a href=\"https:\/\/server.hk\">VPS<\/a>\u89e3\u6c7a\u65b9\u6848\uff0cServer.HK\u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u9069\u5408\u5404\u7a2e\u9700\u6c42\u3002\u7121\u8ad6\u662f\u642d\u5efaRedis\u670d\u52d9\u5668\u9084\u662f\u5176\u4ed6\u61c9\u7528\uff0c\u6211\u5011\u7684<a href=\"https:\/\/server.hk\">\u9999\u6e2f\u4f3a\u670d\u5668<\/a>\u90fd\u80fd\u70ba\u60a8\u63d0\u4f9b\u7a69\u5b9a\u7684\u652f\u6301\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6df1\u5165\u6dfa\u51fa\u8a8d\u8b58Redis\u6e90\u78bc\uff0c\u63a2\u7d22Redis\u7684\u67b6\u69cb\u8207\u8a2d\u8a08\uff0c\u4e86\u89e3\u5176\u6838\u5fc3\u539f\u7406\u8207\u5be6\u73fe\uff0c\u52a9\u4f60\u638c\u63e1Redis\u7684\u7cbe\u9ad3\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-181592","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/181592","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=181592"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/181592\/revisions"}],"predecessor-version":[{"id":181593,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/181592\/revisions\/181593"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=181592"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=181592"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=181592"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}