{"id":33782,"date":"2023-09-15T15:17:41","date_gmt":"2022-12-04T23:20:51","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/%e6%88%91%e7%94%a8rust%e5%88%b6%e4%bd%9c%e4%ba%86%e4%b8%80%e4%b8%aa%e4%bd%bf%e7%94%a8redis%e8%bf%9b%e8%a1%8c%e6%89%b9%e5%a4%84%e7%90%86%e8%b0%83%e5%ba%a6%e7%9a%84%e5%ba%93%e3%80%82\/"},"modified":"2024-01-15T08:00:33","modified_gmt":"2024-01-15T00:00:33","slug":"%e6%88%91%e7%94%a8rust%e5%88%b6%e4%bd%9c%e4%ba%86%e4%b8%80%e4%b8%aa%e4%bd%bf%e7%94%a8redis%e8%bf%9b%e8%a1%8c%e6%89%b9%e5%a4%84%e7%90%86%e8%b0%83%e5%ba%a6%e7%9a%84%e5%ba%93%e3%80%82","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e6%88%91%e7%94%a8rust%e5%88%b6%e4%bd%9c%e4%ba%86%e4%b8%80%e4%b8%aa%e4%bd%bf%e7%94%a8redis%e8%bf%9b%e8%a1%8c%e6%89%b9%e5%a4%84%e7%90%86%e8%b0%83%e5%ba%a6%e7%9a%84%e5%ba%93%e3%80%82\/","title":{"rendered":"\u6211\u7528Rust\u5236\u4f5c\u4e86\u4e00\u4e2a\u4f7f\u7528Redis\u8fdb\u884c\u6279\u5904\u7406\u8c03\u5ea6\u7684\u5e93"},"content":{"rendered":"<h1>\u7684\u662f\u4ec0\u4e48?<br \/>\n\u4f60\u7684\u76ee\u6807\u662f\u4ec0\u4e48?<br \/>\n\u4f60\u5e0c\u671b\u5b9e\u73b0\u4ec0\u4e48?<br \/>\n\u4f60\u60f3\u8981\u8fbe\u5230\u4ec0\u4e48?<\/h1>\n<p>\u5f53\u542f\u52a8\u6279\u5904\u7406\u5e76\u8fdb\u884c\u5904\u7406\u65f6\uff0c\u5e0c\u671b\u786e\u4fdd\u5197\u4f59\u6027\u5e76\u4ec5\u7531\u4e00\u4e2a\u8fdb\u7a0b\u5728\u591a\u53f0\u4e0a\u542f\u52a8\u548c\u6267\u884c\u6279\u5904\u7406\u3002\u6211\u4eec\u5df2\u7ecf\u5728PostgreSQL\u548cDynamoDB\u4e0a\u5c1d\u8bd5\u8fc7\u4e86\uff0c\u4f46\u8fd9\u6b21\u6211\u4eec\u5c06\u5728Redis\u4e0a\u5c1d\u8bd5\u4e00\u4e0b\u3002<\/p>\n<p>crate.io\u4e0a\u7684\u9875\u9762<\/p>\n<p>\u6211\u4e5f\u4f1a\u4ecb\u7ecd\u4ee5\u524d\u5728DynamoDB\u4e0a\u505a\u8fc7\u540c\u6837\u4e8b\u60c5\u7684\u6587\u7ae0\u3002<\/p>\n<p>\u5728AWS\u7684ECS\u4e0a\u6267\u884c\u591a\u4e2a\u6279\u5904\u7406\u4efb\u52a1\u65f6\u9700\u8981\u4e92\u65a5\u3002<\/p>\n<h1>\u4ee3\u7801 (daima)<\/h1>\n<h2>Redis\u610f\u5473\u7740\u7f13\u5b58\u6570\u636e\u5e93\u3002<\/h2>\n<p>\u5728Redis\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528\u54c8\u5e0c\u6765\u5b58\u50a8\u6570\u636e\u3002\u901a\u8fc7\u6307\u5b9a\u54c8\u5e0c\u5b57\u6bb5\u4e3a\u6279\u5904\u7406\u7684\u540d\u79f0\uff0c\u5e76\u5c06\u503c\u8bbe\u4e3a\u6279\u5904\u7406\u7684\u542f\u52a8\u65f6\u95f4\u6765\u4fdd\u5b58\u6570\u636e\u3002<br \/>\n\u9996\u5148\u6211\u4eec\u4f1a\u68c0\u67e5\u8be5\u5b57\u6bb5\u662f\u5426\u5b58\u5728\u503c\uff0c\u5982\u679c\u4e0d\u5b58\u5728\u5219\u76f4\u63a5\u5199\u5165\u6570\u636e\u3002<br \/>\n\u5982\u679c\u5b58\u5728\u503c\u7684\u60c5\u51b5\u4e0b\uff0c\u6211\u4eec\u4f1a\u5224\u65ad\u662f\u5426\u5df2\u7ecf\u7ecf\u8fc7\u4e86\u4e00\u5b9a\u7684\u65f6\u95f4\uff0c\u5982\u679c\u5df2\u7ecf\u7ecf\u8fc7\uff0c\u5219\u8fdb\u884c\u5199\u5165\u64cd\u4f5c\uff0c\u4f46\u5982\u679c\u6ca1\u6709\u7ecf\u8fc7\u5219\u65e0\u6cd5\u6267\u884c\u8be5\u6279\u5904\u7406\u4efb\u52a1\u3002<\/p>\n<p>\u7531\u4e8e\u5728Rust\u4ee3\u7801\u4e2d\u4ee5\u539f\u5b50\u65b9\u5f0f\u6267\u884c\u4e0a\u8ff0\u5904\u7406\u975e\u5e38\u56f0\u96be\uff0c\u56e0\u6b64\u6211\u4eec\u4f7f\u7528Redis\u5185\u90e8\u7684Lua\u811a\u672c\u6765\u6267\u884c\u5904\u7406\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"kd\">local<\/span> <span class=\"n\">key<\/span> <span class=\"o\">=<\/span> <span class=\"n\">KEYS<\/span><span class=\"p\">[<\/span><span class=\"mi\">1<\/span><span class=\"p\">]<\/span>\r\n<span class=\"kd\">local<\/span> <span class=\"n\">field<\/span> <span class=\"o\">=<\/span> <span class=\"n\">KEYS<\/span><span class=\"p\">[<\/span><span class=\"mi\">2<\/span><span class=\"p\">]<\/span>\r\n<span class=\"kd\">local<\/span> <span class=\"n\">start_utsms<\/span> <span class=\"o\">=<\/span> <span class=\"nb\">tonumber<\/span><span class=\"p\">(<\/span><span class=\"n\">ARGV<\/span><span class=\"p\">[<\/span><span class=\"mi\">1<\/span><span class=\"p\">])<\/span>\r\n<span class=\"kd\">local<\/span> <span class=\"n\">lock_milli_second<\/span> <span class=\"o\">=<\/span> <span class=\"nb\">tonumber<\/span><span class=\"p\">(<\/span><span class=\"n\">ARGV<\/span><span class=\"p\">[<\/span><span class=\"mi\">2<\/span><span class=\"p\">])<\/span>\r\n<span class=\"kd\">local<\/span> <span class=\"n\">value<\/span> <span class=\"o\">=<\/span> <span class=\"n\">redis<\/span><span class=\"p\">.<\/span><span class=\"n\">call<\/span><span class=\"p\">(<\/span><span class=\"s1\">'HGET'<\/span><span class=\"p\">,<\/span> <span class=\"n\">key<\/span><span class=\"p\">,<\/span> <span class=\"n\">field<\/span><span class=\"p\">)<\/span>\r\n<span class=\"k\">if<\/span> <span class=\"n\">value<\/span> <span class=\"k\">then<\/span>\r\n  <span class=\"kd\">local<\/span> <span class=\"n\">current_start_utsms<\/span> <span class=\"o\">=<\/span> <span class=\"nb\">tonumber<\/span><span class=\"p\">(<\/span><span class=\"n\">value<\/span><span class=\"p\">)<\/span>\r\n  <span class=\"k\">if<\/span> <span class=\"n\">current_start_utsms<\/span> <span class=\"o\">+<\/span> <span class=\"n\">lock_milli_second<\/span> <span class=\"o\">&lt;<\/span> <span class=\"n\">start_utsms<\/span> <span class=\"k\">then<\/span>\r\n    <span class=\"n\">redis<\/span><span class=\"p\">.<\/span><span class=\"n\">call<\/span><span class=\"p\">(<\/span><span class=\"s1\">'HSET'<\/span><span class=\"p\">,<\/span> <span class=\"n\">key<\/span><span class=\"p\">,<\/span> <span class=\"n\">field<\/span><span class=\"p\">,<\/span> <span class=\"n\">start_utsms<\/span><span class=\"p\">)<\/span>\r\n    <span class=\"k\">return<\/span> <span class=\"s2\">\"1\"<\/span>\r\n  <span class=\"k\">end<\/span>\r\n<span class=\"k\">else<\/span>\r\n  <span class=\"n\">redis<\/span><span class=\"p\">.<\/span><span class=\"n\">call<\/span><span class=\"p\">(<\/span><span class=\"s1\">'HSET'<\/span><span class=\"p\">,<\/span> <span class=\"n\">key<\/span><span class=\"p\">,<\/span> <span class=\"n\">field<\/span><span class=\"p\">,<\/span> <span class=\"n\">start_utsms<\/span><span class=\"p\">)<\/span>\r\n  <span class=\"k\">return<\/span> <span class=\"s2\">\"1\"<\/span>\r\n<span class=\"k\">end<\/span>\r\n<\/code><\/pre>\n<h2>\u751f\u9508<\/h2>\n<p>\u5728Rust\u4e2d\uff0c\u76ee\u524d\u53ea\u662f\u83b7\u53d6\u5f53\u524d\u65f6\u95f4\u5e76\u8c03\u7528Lua\u811a\u672c\u3002\u5b83\u8fd4\u56de\u4e00\u4e2a\u5e03\u5c14\u503c\u6765\u5224\u65ad\u662f\u5426\u53ef\u4ee5\u6267\u884c\u6279\u5904\u7406\uff0c\u9700\u8981\u67e5\u770bLua\u7684\u8fd4\u56de\u503c\u3002<\/p>\n<p>\u7528Rust\u8c03\u7528Redis\u7684Lua\u811a\u672c\u793a\u4f8b\u53ef\u80fd\u5f88\u9002\u5408\u3002\u901a\u8fc7Lua\u811a\u672c\uff0c\u53ef\u4ee5\u4f20\u9012\u591a\u4e2akey\u548carg\u3002\u5728Lua\u811a\u672c\u5185\u90e8\uff0c\u53ef\u4ee5\u901a\u8fc7KEYS\u548cARGV\u8fdb\u884c\u8bbf\u95ee\u3002\u7531\u4e8ekey\u548carg\u4e4b\u95f4\u51e0\u4e4e\u6ca1\u6709\u533a\u522b\uff0c\u6240\u4ee5\u6ca1\u6709\u7279\u522b\u9700\u8981\u6ce8\u610f\u7684\u5dee\u522b\u3002<\/p>\n<p>\u8003\u8bd5\u662f\u547c\u53eb\u65b9\u6cd5\u7684\u793a\u4f8b\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"p\">[<\/span><span class=\"n\">package<\/span><span class=\"p\">]<\/span>\r\n<span class=\"n\">name<\/span> <span class=\"o\">=<\/span> <span class=\"s\">\"redis-batches\"<\/span>\r\n<span class=\"n\">version<\/span> <span class=\"o\">=<\/span> <span class=\"s\">\"0.1.2\"<\/span>\r\n<span class=\"n\">edition<\/span> <span class=\"o\">=<\/span> <span class=\"s\">\"2021\"<\/span>\r\n\r\n<span class=\"p\">[<\/span><span class=\"n\">dependencies<\/span><span class=\"p\">]<\/span>\r\n<span class=\"n\">once_cell<\/span> <span class=\"o\">=<\/span> <span class=\"s\">\"1.15.0\"<\/span>\r\n<span class=\"n\">redis<\/span> <span class=\"o\">=<\/span> <span class=\"p\">{<\/span> <span class=\"n\">version<\/span> <span class=\"o\">=<\/span> <span class=\"s\">\"0.22\"<\/span><span class=\"p\">,<\/span> <span class=\"n\">features<\/span> <span class=\"o\">=<\/span> <span class=\"p\">[<\/span><span class=\"s\">\"script\"<\/span><span class=\"p\">,<\/span> <span class=\"s\">\"aio\"<\/span><span class=\"p\">]}<\/span>\r\n\r\n<span class=\"p\">[<\/span><span class=\"n\">features<\/span><span class=\"p\">]<\/span>\r\n<span class=\"n\">default<\/span> <span class=\"o\">=<\/span> <span class=\"p\">[<\/span><span class=\"s\">\"tokio-comp\"<\/span><span class=\"p\">]<\/span>\r\n<span class=\"n\">tokio<\/span><span class=\"o\">-<\/span><span class=\"n\">comp<\/span> <span class=\"o\">=<\/span> <span class=\"p\">[<\/span><span class=\"s\">\"redis\/tokio-comp\"<\/span><span class=\"p\">]<\/span>\r\n<span class=\"k\">async<\/span><span class=\"o\">-<\/span><span class=\"n\">std<\/span><span class=\"o\">-<\/span><span class=\"n\">comp<\/span> <span class=\"o\">=<\/span> <span class=\"p\">[<\/span><span class=\"s\">\"redis\/async-std-comp\"<\/span><span class=\"p\">]<\/span>\r\n\r\n<span class=\"p\">[<\/span><span class=\"n\">dev<\/span><span class=\"o\">-<\/span><span class=\"n\">dependencies<\/span><span class=\"p\">]<\/span>\r\n<span class=\"n\">tokio<\/span> <span class=\"o\">=<\/span> <span class=\"p\">{<\/span> <span class=\"n\">version<\/span> <span class=\"o\">=<\/span> <span class=\"s\">\"1\"<\/span><span class=\"p\">,<\/span> <span class=\"n\">features<\/span> <span class=\"o\">=<\/span> <span class=\"p\">[<\/span><span class=\"s\">\"full\"<\/span><span class=\"p\">]<\/span> <span class=\"p\">}<\/span>\r\n<\/code><\/pre>\n<pre class=\"post-pre\"><code><span class=\"k\">use<\/span> <span class=\"nn\">once_cell<\/span><span class=\"p\">::<\/span><span class=\"nn\">sync<\/span><span class=\"p\">::<\/span><span class=\"n\">Lazy<\/span><span class=\"p\">;<\/span>\r\n<span class=\"k\">use<\/span> <span class=\"nn\">redis<\/span><span class=\"p\">::<\/span><span class=\"n\">Script<\/span><span class=\"p\">;<\/span>\r\n<span class=\"k\">use<\/span> <span class=\"nn\">std<\/span><span class=\"p\">::<\/span><span class=\"nn\">time<\/span><span class=\"p\">::<\/span><span class=\"n\">SystemTime<\/span><span class=\"p\">;<\/span>\r\n\r\n<span class=\"k\">static<\/span> <span class=\"n\">LOCK_SCRIPT<\/span><span class=\"p\">:<\/span> <span class=\"n\">Lazy<\/span><span class=\"o\">&lt;<\/span><span class=\"n\">Script<\/span><span class=\"o\">&gt;<\/span> <span class=\"o\">=<\/span>\r\n    <span class=\"nn\">Lazy<\/span><span class=\"p\">::<\/span><span class=\"nf\">new<\/span><span class=\"p\">(||<\/span> <span class=\"nn\">Script<\/span><span class=\"p\">::<\/span><span class=\"nf\">new<\/span><span class=\"p\">(<\/span><span class=\"nd\">include_str!<\/span><span class=\"p\">(<\/span><span class=\"s\">\".\/redis_scripts\/batches_lock.lua\"<\/span><span class=\"p\">)));<\/span>\r\n\r\n<span class=\"k\">pub<\/span> <span class=\"k\">async<\/span> <span class=\"k\">fn<\/span> <span class=\"nf\">lock<\/span><span class=\"p\">(<\/span>\r\n    <span class=\"n\">key<\/span><span class=\"p\">:<\/span> <span class=\"o\">&amp;<\/span><span class=\"nb\">str<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"n\">field<\/span><span class=\"p\">:<\/span> <span class=\"o\">&amp;<\/span><span class=\"nb\">str<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"n\">lock_milli_second<\/span><span class=\"p\">:<\/span> <span class=\"nb\">u128<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"n\">redis_conn<\/span><span class=\"p\">:<\/span> <span class=\"o\">&amp;<\/span><span class=\"k\">mut<\/span> <span class=\"nn\">redis<\/span><span class=\"p\">::<\/span><span class=\"nn\">aio<\/span><span class=\"p\">::<\/span><span class=\"n\">Connection<\/span><span class=\"p\">,<\/span>\r\n<span class=\"p\">)<\/span> <span class=\"k\">-&gt;<\/span> <span class=\"nb\">Result<\/span><span class=\"o\">&lt;<\/span><span class=\"nb\">bool<\/span><span class=\"p\">,<\/span> <span class=\"nn\">redis<\/span><span class=\"p\">::<\/span><span class=\"n\">RedisError<\/span><span class=\"o\">&gt;<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"k\">let<\/span> <span class=\"n\">start_utsms<\/span> <span class=\"o\">=<\/span> <span class=\"nn\">SystemTime<\/span><span class=\"p\">::<\/span><span class=\"nf\">now<\/span><span class=\"p\">()<\/span>\r\n        <span class=\"nf\">.duration_since<\/span><span class=\"p\">(<\/span><span class=\"nn\">SystemTime<\/span><span class=\"p\">::<\/span><span class=\"n\">UNIX_EPOCH<\/span><span class=\"p\">)<\/span>\r\n        <span class=\"nf\">.unwrap<\/span><span class=\"p\">()<\/span>\r\n        <span class=\"nf\">.as_millis<\/span><span class=\"p\">();<\/span>\r\n    <span class=\"k\">let<\/span> <span class=\"k\">mut<\/span> <span class=\"n\">invocation<\/span> <span class=\"o\">=<\/span> <span class=\"n\">LOCK_SCRIPT<\/span><span class=\"nf\">.key<\/span><span class=\"p\">(<\/span><span class=\"n\">key<\/span><span class=\"p\">);<\/span>\r\n    <span class=\"n\">invocation<\/span><span class=\"nf\">.key<\/span><span class=\"p\">(<\/span><span class=\"n\">field<\/span><span class=\"p\">);<\/span>\r\n    <span class=\"n\">invocation<\/span><span class=\"nf\">.arg<\/span><span class=\"p\">(<\/span><span class=\"n\">start_utsms<\/span><span class=\"nf\">.to_string<\/span><span class=\"p\">());<\/span>\r\n    <span class=\"n\">invocation<\/span><span class=\"nf\">.arg<\/span><span class=\"p\">(<\/span><span class=\"n\">lock_milli_second<\/span><span class=\"nf\">.to_string<\/span><span class=\"p\">());<\/span>\r\n    <span class=\"k\">let<\/span> <span class=\"n\">res<\/span><span class=\"p\">:<\/span> <span class=\"nb\">Option<\/span><span class=\"o\">&lt;<\/span><span class=\"nb\">String<\/span><span class=\"o\">&gt;<\/span> <span class=\"o\">=<\/span> <span class=\"n\">invocation<\/span><span class=\"nf\">.invoke_async<\/span><span class=\"p\">(<\/span><span class=\"n\">redis_conn<\/span><span class=\"p\">)<\/span><span class=\"k\">.await<\/span><span class=\"o\">?<\/span><span class=\"p\">;<\/span>\r\n    <span class=\"nf\">Ok<\/span><span class=\"p\">(<\/span><span class=\"n\">res<\/span><span class=\"nf\">.is_some<\/span><span class=\"p\">())<\/span>\r\n<span class=\"p\">}<\/span>\r\n\r\n<span class=\"nd\">#[cfg(test)]<\/span>\r\n<span class=\"k\">mod<\/span> <span class=\"n\">tests<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"k\">use<\/span> <span class=\"k\">crate<\/span><span class=\"p\">::<\/span><span class=\"n\">lock<\/span><span class=\"p\">;<\/span>\r\n\r\n    <span class=\"nd\">#[tokio::test]<\/span>\r\n    <span class=\"k\">async<\/span> <span class=\"k\">fn<\/span> <span class=\"nf\">it_works<\/span><span class=\"p\">()<\/span> <span class=\"p\">{<\/span>\r\n        <span class=\"k\">let<\/span> <span class=\"n\">client<\/span> <span class=\"o\">=<\/span> <span class=\"nn\">redis<\/span><span class=\"p\">::<\/span><span class=\"nn\">Client<\/span><span class=\"p\">::<\/span><span class=\"nf\">open<\/span><span class=\"p\">(<\/span><span class=\"s\">\"redis:\/\/127.0.0.1\/\"<\/span><span class=\"p\">)<\/span><span class=\"nf\">.unwrap<\/span><span class=\"p\">();<\/span>\r\n        <span class=\"k\">let<\/span> <span class=\"k\">mut<\/span> <span class=\"n\">con<\/span> <span class=\"o\">=<\/span> <span class=\"n\">client<\/span><span class=\"nf\">.get_async_connection<\/span><span class=\"p\">()<\/span><span class=\"k\">.await<\/span><span class=\"nf\">.unwrap<\/span><span class=\"p\">();<\/span>\r\n        <span class=\"k\">let<\/span> <span class=\"n\">res1<\/span> <span class=\"o\">=<\/span> <span class=\"nf\">lock<\/span><span class=\"p\">(<\/span><span class=\"s\">\"mutex\"<\/span><span class=\"p\">,<\/span> <span class=\"s\">\"test\"<\/span><span class=\"p\">,<\/span> <span class=\"mi\">1000<\/span><span class=\"p\">,<\/span> <span class=\"o\">&amp;<\/span><span class=\"k\">mut<\/span> <span class=\"n\">con<\/span><span class=\"p\">)<\/span><span class=\"k\">.await<\/span><span class=\"nf\">.unwrap<\/span><span class=\"p\">();<\/span>\r\n        <span class=\"nd\">assert_eq!<\/span><span class=\"p\">(<\/span><span class=\"kc\">true<\/span><span class=\"p\">,<\/span> <span class=\"n\">res1<\/span><span class=\"p\">);<\/span>\r\n        <span class=\"k\">let<\/span> <span class=\"n\">res2<\/span> <span class=\"o\">=<\/span> <span class=\"nf\">lock<\/span><span class=\"p\">(<\/span><span class=\"s\">\"mutex\"<\/span><span class=\"p\">,<\/span> <span class=\"s\">\"test\"<\/span><span class=\"p\">,<\/span> <span class=\"mi\">1000<\/span><span class=\"p\">,<\/span> <span class=\"o\">&amp;<\/span><span class=\"k\">mut<\/span> <span class=\"n\">con<\/span><span class=\"p\">)<\/span><span class=\"k\">.await<\/span><span class=\"nf\">.unwrap<\/span><span class=\"p\">();<\/span>\r\n        <span class=\"nd\">assert_eq!<\/span><span class=\"p\">(<\/span><span class=\"kc\">false<\/span><span class=\"p\">,<\/span> <span class=\"n\">res2<\/span><span class=\"p\">);<\/span>\r\n        <span class=\"nn\">tokio<\/span><span class=\"p\">::<\/span><span class=\"nn\">time<\/span><span class=\"p\">::<\/span><span class=\"nf\">sleep<\/span><span class=\"p\">(<\/span><span class=\"nn\">tokio<\/span><span class=\"p\">::<\/span><span class=\"nn\">time<\/span><span class=\"p\">::<\/span><span class=\"nn\">Duration<\/span><span class=\"p\">::<\/span><span class=\"nf\">from_millis<\/span><span class=\"p\">(<\/span><span class=\"mi\">1001<\/span><span class=\"p\">))<\/span><span class=\"k\">.await<\/span><span class=\"p\">;<\/span>\r\n        <span class=\"k\">let<\/span> <span class=\"n\">res3<\/span> <span class=\"o\">=<\/span> <span class=\"nf\">lock<\/span><span class=\"p\">(<\/span><span class=\"s\">\"mutex\"<\/span><span class=\"p\">,<\/span> <span class=\"s\">\"test\"<\/span><span class=\"p\">,<\/span> <span class=\"mi\">1000<\/span><span class=\"p\">,<\/span> <span class=\"o\">&amp;<\/span><span class=\"k\">mut<\/span> <span class=\"n\">con<\/span><span class=\"p\">)<\/span><span class=\"k\">.await<\/span><span class=\"nf\">.unwrap<\/span><span class=\"p\">();<\/span>\r\n        <span class=\"nd\">assert_eq!<\/span><span class=\"p\">(<\/span><span class=\"kc\">true<\/span><span class=\"p\">,<\/span> <span class=\"n\">res3<\/span><span class=\"p\">);<\/span>\r\n        <span class=\"nn\">tokio<\/span><span class=\"p\">::<\/span><span class=\"nn\">time<\/span><span class=\"p\">::<\/span><span class=\"nf\">sleep<\/span><span class=\"p\">(<\/span><span class=\"nn\">tokio<\/span><span class=\"p\">::<\/span><span class=\"nn\">time<\/span><span class=\"p\">::<\/span><span class=\"nn\">Duration<\/span><span class=\"p\">::<\/span><span class=\"nf\">from_millis<\/span><span class=\"p\">(<\/span><span class=\"mi\">1001<\/span><span class=\"p\">))<\/span><span class=\"k\">.await<\/span><span class=\"p\">;<\/span>\r\n    <span class=\"p\">}<\/span>\r\n<span class=\"p\">}<\/span>\r\n<\/code><\/pre>\n<h1>\u603b\u7ed3<\/h1>\n<p>\u5b8c\u6210\u5904\u7406\u540e\u8003\u8651\u89e3\u9664\u9501\u5b9a\uff0c\u4f46\u610f\u8bc6\u5230RAII\uff0c\u5728Drop\u51fd\u6570\u4e2d\u8c03\u7528async\uff0c\u4f46\u5b83\u65e0\u6cd5\u6b63\u5e38\u5de5\u4f5c\u3002<br \/>\n\u5982\u679c\u662f\u5b9a\u671f\u542f\u52a8\u4e14\u6267\u884c\u65f6\u95f4\u8f83\u77ed\u7684\u6279\u5904\u7406\u4efb\u52a1\uff0c\u6211\u8ba4\u4e3a\u5373\u4f7f\u4e0d\u89e3\u9501\u4e5f\u4e0d\u4f1a\u6709\u95ee\u9898\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u7684\u662f\u4ec0\u4e48? \u4f60\u7684\u76ee\u6807\u662f\u4ec0\u4e48? \u4f60\u5e0c\u671b\u5b9e\u73b0\u4ec0\u4e48? \u4f60\u60f3\u8981\u8fbe\u5230\u4ec0\u4e48? \u5f53\u542f\u52a8\u6279\u5904\u7406\u5e76\u8fdb\u884c\u5904\u7406\u65f6\uff0c\u5e0c\u671b\u786e\u4fdd\u5197\u4f59\u6027\u5e76\u4ec5 [&hellip;]<\/p>\n","protected":false},"author":11,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-33782","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.5 (Yoast SEO v21.5) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>\u6211\u7528Rust\u5236\u4f5c\u4e86\u4e00\u4e2a\u4f7f\u7528Redis\u8fdb\u884c\u6279\u5904\u7406\u8c03\u5ea6\u7684\u5e93 - Blog - Silicon Cloud<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.silicloud.com\/zh\/blog\/\u6211\u7528rust\u5236\u4f5c\u4e86\u4e00\u4e2a\u4f7f\u7528redis\u8fdb\u884c\u6279\u5904\u7406\u8c03\u5ea6\u7684\u5e93\u3002\/\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u6211\u7528Rust\u5236\u4f5c\u4e86\u4e00\u4e2a\u4f7f\u7528Redis\u8fdb\u884c\u6279\u5904\u7406\u8c03\u5ea6\u7684\u5e93\" \/>\n<meta property=\"og:description\" content=\"\u7684\u662f\u4ec0\u4e48? \u4f60\u7684\u76ee\u6807\u662f\u4ec0\u4e48? \u4f60\u5e0c\u671b\u5b9e\u73b0\u4ec0\u4e48? \u4f60\u60f3\u8981\u8fbe\u5230\u4ec0\u4e48? \u5f53\u542f\u52a8\u6279\u5904\u7406\u5e76\u8fdb\u884c\u5904\u7406\u65f6\uff0c\u5e0c\u671b\u786e\u4fdd\u5197\u4f59\u6027\u5e76\u4ec5 [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.silicloud.com\/zh\/blog\/\u6211\u7528rust\u5236\u4f5c\u4e86\u4e00\u4e2a\u4f7f\u7528redis\u8fdb\u884c\u6279\u5904\u7406\u8c03\u5ea6\u7684\u5e93\u3002\/\" \/>\n<meta property=\"og:site_name\" content=\"Blog - Silicon Cloud\" \/>\n<meta property=\"article:published_time\" content=\"2022-12-04T23:20:51+00:00\" \/>\n<meta property=\"article:modified_time\" 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