{"id":97342,"date":"2024-10-20T17:06:19","date_gmt":"2024-10-20T09:06:19","guid":{"rendered":"https:\/\/server.hk\/cnblog\/97342\/"},"modified":"2024-10-20T17:06:20","modified_gmt":"2024-10-20T09:06:20","slug":"redis-%e5%92%8c-c-%e8%aa%9e%e8%a8%80%e7%9a%84%e7%b5%90%e5%90%88%e7%b2%be%e5%a6%99%e7%9a%84%e5%87%bd%e6%95%b8%e4%bd%bf%e7%94%a8%ef%bc%88redis%e7%9a%84c%e8%aa%9e%e8%a8%80%e5%87%bd%e6%95%b8%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/97342\/","title":{"rendered":"Redis \u548c C \u8a9e\u8a00\u7684\u7d50\u5408\u7cbe\u5999\u7684\u51fd\u6578\u4f7f\u7528\uff08redis\u7684c\u8a9e\u8a00\u51fd\u6578\uff09"},"content":{"rendered":"<h1 id=\"redis-%e5%92%8c-c-%e8%aa%9e%e8%a8%80%e7%9a%84%e7%b5%90%e5%90%88%e7%b2%be%e5%a6%99%e7%9a%84%e5%87%bd%e6%95%b8%e4%bd%bf%e7%94%a8-mrUdiuSZgG\">Redis \u548c C \u8a9e\u8a00\u7684\u7d50\u5408\u7cbe\u5999\u7684\u51fd\u6578\u4f7f\u7528<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u8edf\u9ad4\u958b\u767c\u4e2d\uff0cRedis \u4f5c\u70ba\u4e00\u500b\u9ad8\u6548\u7684\u9375\u503c\u5b58\u5132\u7cfb\u7d71\uff0c\u5df2\u7d93\u88ab\u5ee3\u6cdb\u61c9\u7528\u65bc\u5404\u7a2e\u5834\u666f\u3002\u5176\u9ad8\u6027\u80fd\u548c\u9748\u6d3b\u6027\u4f7f\u5f97\u958b\u767c\u8005\u80fd\u5920\u5feb\u901f\u69cb\u5efa\u9ad8\u6548\u7684\u61c9\u7528\u7a0b\u5f0f\u3002\u800c C \u8a9e\u8a00\u4f5c\u70ba\u4e00\u7a2e\u5e95\u5c64\u8a9e\u8a00\uff0c\u63d0\u4f9b\u4e86\u9ad8\u6548\u7684\u6027\u80fd\u548c\u63a7\u5236\u80fd\u529b\uff0c\u5c07 Redis \u8207 C \u8a9e\u8a00\u7d50\u5408\u4f7f\u7528\uff0c\u80fd\u5920\u5145\u5206\u767c\u63ee\u5169\u8005\u7684\u512a\u52e2\u3002<\/p>\n<h2 id=\"redis-%e7%b0%a1%e4%bb%8b-mrUdiuSZgG\">Redis \u7c21\u4ecb<\/h2>\n<p>Redis \u662f\u4e00\u500b\u958b\u6e90\u7684\u5167\u5b58\u6578\u64da\u7d50\u69cb\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\u4e3b\u8981\u7279\u9ede\u5305\u62ec\uff1a<\/p>\n<ul>\n<li>\u9ad8\u6027\u80fd\uff1aRedis \u80fd\u5920\u4ee5\u6bcf\u79d2\u8655\u7406\u6578\u5341\u842c\u6b21\u7684\u8b80\u5beb\u64cd\u4f5c\u3002<\/li>\n<li>\u6301\u4e45\u5316\uff1a\u652f\u6301 RDB \u548c AOF \u5169\u7a2e\u6301\u4e45\u5316\u65b9\u5f0f\uff0c\u80fd\u5920\u5728\u91cd\u555f\u5f8c\u6062\u5fa9\u6578\u64da\u3002<\/li>\n<li>\u8c50\u5bcc\u7684\u6578\u64da\u7d50\u69cb\uff1a\u652f\u6301\u591a\u7a2e\u6578\u64da\u985e\u578b\uff0c\u6eff\u8db3\u4e0d\u540c\u7684\u61c9\u7528\u9700\u6c42\u3002<\/li>\n<\/ul>\n<h2 id=\"c-%e8%aa%9e%e8%a8%80%e8%88%87-redis-%e7%9a%84%e7%b5%90%e5%90%88-mrUdiuSZgG\">C \u8a9e\u8a00\u8207 Redis \u7684\u7d50\u5408<\/h2>\n<p>\u4f7f\u7528 C \u8a9e\u8a00\u4f86\u64cd\u4f5c Redis\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u5229\u7528 Redis \u63d0\u4f9b\u7684 C \u5ba2\u6236\u7aef\u5eab\uff0c\u5982 <code>hiredis<\/code>\u3002\u9019\u500b\u5eab\u63d0\u4f9b\u4e86\u7c21\u55ae\u7684 API\uff0c\u4f7f\u5f97 C \u8a9e\u8a00\u958b\u767c\u8005\u80fd\u5920\u8f15\u9b06\u5730\u8207 Redis \u9032\u884c\u4ea4\u4e92\u3002<\/p>\n<h3 id=\"%e5%ae%89%e8%a3%9d-hiredis-mrUdiuSZgG\">\u5b89\u88dd hiredis<\/h3>\n<p>\u5728\u4f7f\u7528 hiredis \u4e4b\u524d\uff0c\u9996\u5148\u9700\u8981\u5b89\u88dd\u5b83\u3002\u53ef\u4ee5\u901a\u904e\u4ee5\u4e0b\u547d\u4ee4\u4f86\u514b\u9686\u548c\u7de8\u8b6f hiredis\uff1a<\/p>\n<pre><code>git clone https:\/\/github.com\/redis\/hiredis.git\ncd hiredis\nmake\nsudo make install\n<\/code><\/pre>\n<h3 id=\"%e5%9f%ba%e6%9c%ac%e7%9a%84%e4%bd%bf%e7%94%a8%e7%a4%ba%e4%be%8b-mrUdiuSZgG\">\u57fa\u672c\u7684\u4f7f\u7528\u793a\u4f8b<\/h3>\n<p>\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684 C \u8a9e\u8a00\u793a\u4f8b\uff0c\u5c55\u793a\u5982\u4f55\u4f7f\u7528 hiredis \u9023\u63a5\u5230 Redis \u4f3a\u670d\u5668\u4e26\u57f7\u884c\u57fa\u672c\u7684\u64cd\u4f5c\uff1a<\/p>\n<pre><code>#include &lt;stdio.h&gt;\n#include &lt;stdlib.h&gt;\n#include &lt;hiredis\/hiredis.h&gt;\n\nint main() {\n    \/\/ \u9023\u63a5\u5230 Redis \u4f3a\u670d\u5668\n    redisContext *c = redisConnect(\"127.0.0.1\", 6379);\n    if (c == NULL || c-&gt;err) {\n        if (c) {\n            printf(\"Error: %sn\", c-&gt;errstr);\n            redisFree(c);\n        } else {\n            printf(\"Can't allocate redis contextn\");\n        }\n        return 1;\n    }\n\n    \/\/ \u8a2d\u7f6e\u9375\u503c\n    redisCommand(c, \"SET foo bar\");\n    \n    \/\/ \u7372\u53d6\u9375\u503c\n    redisReply *reply = redisCommand(c, \"GET foo\");\n    printf(\"GET foo: %sn\", reply-&gt;str);\n    \n    \/\/ \u91cb\u653e\u8cc7\u6e90\n    freeReplyObject(reply);\n    redisFree(c);\n    return 0;\n}\n<\/code><\/pre>\n<h2 id=\"%e9%80%b2%e9%9a%8e%e5%87%bd%e6%95%b8%e4%bd%bf%e7%94%a8-mrUdiuSZgG\">\u9032\u968e\u51fd\u6578\u4f7f\u7528<\/h2>\n<p>\u9664\u4e86\u57fa\u672c\u7684\u9375\u503c\u64cd\u4f5c\uff0chiredis \u9084\u652f\u6301\u66f4\u8907\u96dc\u7684\u64cd\u4f5c\uff0c\u5982\u4e8b\u52d9\u3001\u7ba1\u9053\u548c\u8a02\u95b1\u7b49\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u9032\u968e\u51fd\u6578\u7684\u793a\u4f8b\uff1a<\/p>\n<h3 id=\"%e4%ba%8b%e5%8b%99%e6%93%8d%e4%bd%9c-mrUdiuSZgG\">\u4e8b\u52d9\u64cd\u4f5c<\/h3>\n<pre><code>redisAppendCommand(c, \"MULTI\");\nredisAppendCommand(c, \"SET foo bar\");\nredisAppendCommand(c, \"SET baz qux\");\nredisAppendCommand(c, \"EXEC\");\n<\/code><\/pre>\n<h3 id=\"%e7%ae%a1%e9%81%93%e6%93%8d%e4%bd%9c-mrUdiuSZgG\">\u7ba1\u9053\u64cd\u4f5c<\/h3>\n<pre><code>for (int i = 0; i &lt; 100; i++) {\n    redisAppendCommand(c, \"SET key%d value%d\", i, i);\n}\nfor (int i = 0; i &lt; 100; i++) {\n    redisGetReply(c, (void **)&amp;reply);\n    freeReplyObject(reply);\n}\n<\/code><\/pre>\n<h3 id=\"%e8%a8%82%e9%96%b1%e6%93%8d%e4%bd%9c-mrUdiuSZgG\">\u8a02\u95b1\u64cd\u4f5c<\/h3>\n<pre><code>redisSetSubscribe(c, \"channel\");\nwhile (1) {\n    redisGetReply(c, (void **)&amp;reply);\n    printf(\"Received: %sn\", reply-&gt;str);\n    freeReplyObject(reply);\n}\n<\/code><\/pre>\n<h2 id=\"%e7%b8%bd%e7%b5%90-mrUdiuSZgG\">\u7e3d\u7d50<\/h2>\n<p>Redis \u8207 C \u8a9e\u8a00\u7684\u7d50\u5408\u70ba\u958b\u767c\u8005\u63d0\u4f9b\u4e86\u5f37\u5927\u7684\u5de5\u5177\uff0c\u80fd\u5920\u9ad8\u6548\u5730\u8655\u7406\u6578\u64da\u5b58\u5132\u548c\u6aa2\u7d22\u3002\u901a\u904e\u4f7f\u7528 hiredis \u5eab\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u8f15\u9b06\u5730\u5728 C \u8a9e\u8a00\u4e2d\u5be6\u73fe Redis \u7684\u5404\u7a2e\u529f\u80fd\uff0c\u5f9e\u57fa\u672c\u7684\u9375\u503c\u64cd\u4f5c\u5230\u9032\u968e\u7684\u4e8b\u52d9\u548c\u7ba1\u9053\u64cd\u4f5c\uff0c\u7121\u4e0d\u5c55\u73fe\u51fa\u5176\u9748\u6d3b\u6027\u548c\u9ad8\u6548\u6027\u3002<\/p>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u4f86\u904b\u884c\u60a8\u7684 Redis \u61c9\u7528\uff0cServer.HK \u63d0\u4f9b\u4e86\u591a\u7a2e\u9078\u64c7\uff0c\u6eff\u8db3\u4e0d\u540c\u9700\u6c42\u7684 <a href=\"https:\/\/server.hk\">\u9999\u6e2f\u4f3a\u670d\u5668<\/a> \u670d\u52d9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22 Redis \u8207 C \u8a9e\u8a00\u7684\u5b8c\u7f8e\u7d50\u5408\uff0c\u6df1\u5165\u4e86\u89e3\u5176\u7cbe\u5999\u51fd\u6578\u7684\u4f7f\u7528\uff0c\u63d0\u5347\u6027\u80fd\u8207\u6548\u7387\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-97342","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/97342","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=97342"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/97342\/revisions"}],"predecessor-version":[{"id":97343,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/97342\/revisions\/97343"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=97342"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=97342"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=97342"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}