{"id":34563,"date":"2023-02-03T08:22:16","date_gmt":"2023-07-16T21:55:09","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/%e5%9c%a8cakephp2%e4%b8%ad%e4%bd%bf%e7%94%a8%e7%bc%93%e5%ad%98%e7%9a%84%e7%a4%ba%e4%be%8b\/"},"modified":"2024-04-29T12:53:23","modified_gmt":"2024-04-29T04:53:23","slug":"%e5%9c%a8cakephp2%e4%b8%ad%e4%bd%bf%e7%94%a8%e7%bc%93%e5%ad%98%e7%9a%84%e7%a4%ba%e4%be%8b","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e5%9c%a8cakephp2%e4%b8%ad%e4%bd%bf%e7%94%a8%e7%bc%93%e5%ad%98%e7%9a%84%e7%a4%ba%e4%be%8b\/","title":{"rendered":"\u5728CakePHP2\u4e2d\u4f7f\u7528\u7f13\u5b58\u7684\u793a\u4f8b"},"content":{"rendered":"<h1>\u4ee5\u4e0b\u662f\u5b89\u88c5Memcached\u540e\u7684\u914d\u7f6e\u793a\u4f8b\u3002<\/h1>\n<h2>\u5f15\u5bfc.php<\/h2>\n<p>\u6dfb\u52a0\u4ee5\u4e0b\u8bbe\u7f6e\u3002<\/p>\n<pre class=\"post-pre\"><code>\r\n<span class=\"cp\">&lt;?php<\/span>\r\n\r\n<span class=\"nv\">$cache_default_prefix<\/span> <span class=\"o\">=<\/span><span class=\"s1\">'my_app'<\/span><span class=\"p\">;<\/span><span class=\"c1\">\/\/\u81ea\u7531\u306b\u8a2d\u5b9a\uff08\u672c\u756a\u3068\u30c6\u30b9\u30c8\u3092\u5206\u5c90\u3059\u308b\u3053\u3068\u3082\u53ef\u80fd\uff09<\/span>\r\n\r\n<span class=\"c1\">\/\/Memcached \u8a2d\u5b9a<\/span>\r\n<span class=\"nc\">Cache<\/span><span class=\"o\">::<\/span><span class=\"nf\">config<\/span><span class=\"p\">(<\/span><span class=\"s1\">'default'<\/span><span class=\"p\">,<\/span> <span class=\"k\">array<\/span><span class=\"p\">(<\/span>\r\n    <span class=\"s1\">'engine'<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"s1\">'Memcached'<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"s1\">'duration'<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"mi\">3600<\/span><span class=\"p\">,<\/span> <span class=\"c1\">\/\/\u30ad\u30e3\u30c3\u30b7\u30e5\u306e\u6709\u52b9\u6642\u9593\uff08\u79d2\uff09<\/span>\r\n    <span class=\"s1\">'probability'<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"mi\">100<\/span><span class=\"p\">,<\/span> <span class=\"c1\">\/\/\u30ad\u30e3\u30c3\u30b7\u30e5\u518d\u4f5c\u6210\u7387 100%<\/span>\r\n    <span class=\"s1\">'prefix'<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"nv\">$cache_default_prefix<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"s1\">'servers'<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"k\">array<\/span><span class=\"p\">(<\/span><span class=\"s1\">'***.***.***.***:11211'<\/span><span class=\"p\">),<\/span>\r\n    <span class=\"s1\">'persistent'<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"kc\">true<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"s1\">'compress'<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"kc\">false<\/span><span class=\"p\">,<\/span>\r\n<span class=\"p\">));<\/span>\r\n\r\n<span class=\"nc\">Cache<\/span><span class=\"o\">::<\/span><span class=\"nf\">config<\/span><span class=\"p\">(<\/span><span class=\"s1\">'long'<\/span><span class=\"p\">,<\/span> <span class=\"k\">array<\/span><span class=\"p\">(<\/span>\r\n    <span class=\"s1\">'engine'<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"s1\">'Memcached'<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"s1\">'duration'<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"mi\">3600<\/span> <span class=\"o\">*<\/span> <span class=\"mi\">24<\/span><span class=\"p\">,<\/span> <span class=\"c1\">\/\/\u30ad\u30e3\u30c3\u30b7\u30e5\u306e\u6709\u52b9\u6642\u9593\uff08\u79d2\uff09<\/span>\r\n    <span class=\"s1\">'probability'<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"mi\">100<\/span><span class=\"p\">,<\/span> <span class=\"c1\">\/\/\u30ad\u30e3\u30c3\u30b7\u30e5\u518d\u4f5c\u6210\u7387 100%<\/span>\r\n    <span class=\"s1\">'prefix'<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"nv\">$cache_default_prefix<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"s1\">'servers'<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"k\">array<\/span><span class=\"p\">(<\/span><span class=\"s1\">'***.***.***.***:11211'<\/span><span class=\"p\">),<\/span>\r\n    <span class=\"s1\">'persistent'<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"kc\">true<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"s1\">'compress'<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"kc\">false<\/span><span class=\"p\">,<\/span>\r\n<span class=\"p\">));<\/span>\r\n\r\n<span class=\"c1\">\/\/\u30bb\u30c3\u30b7\u30e7\u30f3\u30bb\u30d1\u30ec\u30fc\u30bf<\/span>\r\n<span class=\"nb\">define<\/span><span class=\"p\">(<\/span><span class=\"s1\">'SS'<\/span><span class=\"p\">,<\/span> <span class=\"s1\">'_'<\/span><span class=\"p\">);<\/span>\r\n\r\n<\/code><\/pre>\n<h2>SELinux \u7684\u914d\u7f6e\u8bbe\u5b9a<\/h2>\n<p>\u5728\u5ba2\u6237\u7aef\u7684SEINUX\u4e2d\u5141\u8bb8\u4ee5\u4e0b\u64cd\u4f5c\u3002<\/p>\n<pre class=\"post-pre\"><code>allow httpd_t memcache_port_t:tcp_socket name_connect;\r\n<\/code><\/pre>\n<h2>\u793a\u4f8b.php<\/h2>\n<pre class=\"post-pre\"><code>\r\n<span class=\"cp\">&lt;?php<\/span>\r\n\r\n<span class=\"c1\">\/\/1\u6642\u9593\u30ad\u30e3\u30c3\u30b7\u30e5<\/span>\r\n<span class=\"k\">public<\/span> <span class=\"k\">function<\/span> <span class=\"n\">cache_sample<\/span><span class=\"p\">(<\/span><span class=\"kt\">int<\/span> <span class=\"nv\">$param1<\/span><span class=\"p\">,<\/span><span class=\"kt\">int<\/span> <span class=\"nv\">$param2<\/span><span class=\"p\">,<\/span><span class=\"nv\">$flag_use_cache<\/span><span class=\"o\">=<\/span><span class=\"kc\">true<\/span><span class=\"p\">):<\/span> <span class=\"kt\">array<\/span>\r\n<span class=\"p\">{<\/span>\r\n    <span class=\"nv\">$cache_name<\/span> <span class=\"o\">=<\/span> <span class=\"nv\">$this<\/span><span class=\"o\">-&gt;<\/span><span class=\"nf\">cache_name<\/span><span class=\"p\">();<\/span>\r\n    <span class=\"nv\">$cache_name<\/span> <span class=\"mf\">.<\/span><span class=\"o\">=<\/span> <span class=\"no\">SS<\/span><span class=\"mf\">.<\/span> <span class=\"nv\">$param1<\/span> <span class=\"mf\">.<\/span> <span class=\"no\">SS<\/span> <span class=\"mf\">.<\/span> <span class=\"nv\">$param2<\/span><span class=\"p\">;<\/span>\r\n    <span class=\"nv\">$results<\/span> <span class=\"o\">=<\/span> <span class=\"nv\">$this<\/span><span class=\"o\">-&gt;<\/span><span class=\"nf\">get_cache<\/span><span class=\"p\">(<\/span><span class=\"nv\">$cache_name<\/span><span class=\"p\">,<\/span><span class=\"nv\">$flag_use_cache<\/span><span class=\"p\">);<\/span>\r\n    <span class=\"k\">if<\/span> <span class=\"p\">(<\/span><span class=\"o\">!<\/span><span class=\"nv\">$results<\/span><span class=\"p\">)<\/span> <span class=\"p\">{<\/span>\r\n\r\n\r\n        <span class=\"mf\">.....<\/span>\r\n\r\n        <span class=\"nc\">Cache<\/span><span class=\"o\">::<\/span><span class=\"nf\">write<\/span><span class=\"p\">(<\/span><span class=\"nv\">$cache_name<\/span><span class=\"p\">,<\/span> <span class=\"nv\">$results<\/span><span class=\"p\">);<\/span>\r\n    <span class=\"p\">}<\/span>\r\n    <span class=\"k\">return<\/span> <span class=\"nv\">$results<\/span><span class=\"p\">;<\/span>\r\n<span class=\"p\">}<\/span>\r\n\r\n\r\n<span class=\"c1\">\/\/1\u65e5\u9593\u30ad\u30e3\u30c3\u30b7\u30e5(\u4e00\u6b21\u5143\u914d\u5217\u30d1\u30e9\u30e1\u30fc\u30bf\u5bfe\u5fdc)<\/span>\r\n<span class=\"k\">public<\/span> <span class=\"k\">function<\/span> <span class=\"n\">long_cache_sample<\/span><span class=\"p\">(<\/span><span class=\"kt\">array<\/span> <span class=\"nv\">$param1<\/span><span class=\"p\">,<\/span><span class=\"kt\">int<\/span> <span class=\"nv\">$param2<\/span><span class=\"p\">,<\/span><span class=\"nv\">$flag_use_cache<\/span><span class=\"o\">=<\/span><span class=\"kc\">true<\/span><span class=\"p\">):<\/span> <span class=\"kt\">array<\/span>\r\n<span class=\"p\">{<\/span>\r\n    <span class=\"nv\">$cache_name<\/span> <span class=\"o\">=<\/span> <span class=\"nv\">$this<\/span><span class=\"o\">-&gt;<\/span><span class=\"nf\">cache_name<\/span><span class=\"p\">();<\/span>\r\n    <span class=\"nv\">$cache_name<\/span> <span class=\"mf\">.<\/span><span class=\"o\">=<\/span> <span class=\"no\">SS<\/span><span class=\"mf\">.<\/span> <span class=\"nb\">implode<\/span><span class=\"p\">(<\/span><span class=\"no\">SS<\/span><span class=\"p\">,<\/span><span class=\"nv\">$param1<\/span><span class=\"p\">)<\/span>  <span class=\"mf\">.<\/span> <span class=\"no\">SS<\/span> <span class=\"mf\">.<\/span> <span class=\"nv\">$param2<\/span><span class=\"p\">;<\/span>\r\n    <span class=\"nv\">$results<\/span> <span class=\"o\">=<\/span> <span class=\"nv\">$this<\/span><span class=\"o\">-&gt;<\/span><span class=\"nf\">get_cache<\/span><span class=\"p\">(<\/span><span class=\"nv\">$cache_name<\/span><span class=\"p\">,<\/span><span class=\"nv\">$flag_use_cache<\/span><span class=\"p\">,<\/span><span class=\"s1\">'long'<\/span><span class=\"p\">);<\/span>\r\n    <span class=\"k\">if<\/span> <span class=\"p\">(<\/span><span class=\"o\">!<\/span><span class=\"nv\">$results<\/span><span class=\"p\">)<\/span> <span class=\"p\">{<\/span>\r\n\r\n        <span class=\"mf\">.....<\/span>\r\n\r\n        <span class=\"nc\">Cache<\/span><span class=\"o\">::<\/span><span class=\"nf\">write<\/span><span class=\"p\">(<\/span><span class=\"nv\">$cache_name<\/span><span class=\"p\">,<\/span> <span class=\"nv\">$results<\/span><span class=\"p\">,<\/span><span class=\"s1\">'long'<\/span><span class=\"p\">);<\/span>\r\n    <span class=\"p\">}<\/span>\r\n    <span class=\"k\">return<\/span> <span class=\"nv\">$results<\/span><span class=\"p\">;<\/span>\r\n<span class=\"p\">}<\/span>\r\n\r\n\r\n<span class=\"c1\">\/\/\u5f37\u5236\u7684\u306b\u66f4\u65b0\u3057\u305f\u3044\u5834\u5408\u306f $flag_use_cache=false \u306b\u3057\u3066\u547c\u3073\u51fa\u3059\u3002<\/span>\r\n<span class=\"k\">protected<\/span> <span class=\"k\">function<\/span> <span class=\"n\">get_cache<\/span><span class=\"p\">(<\/span><span class=\"kt\">string<\/span> <span class=\"nv\">$cache_name<\/span><span class=\"p\">,<\/span><span class=\"kt\">bool<\/span> <span class=\"nv\">$flag_use_cache<\/span><span class=\"p\">,<\/span> <span class=\"kt\">string<\/span> <span class=\"nv\">$config<\/span> <span class=\"o\">=<\/span> <span class=\"s1\">'default'<\/span> <span class=\"p\">){<\/span>\r\n  <span class=\"nv\">$results<\/span> <span class=\"o\">=<\/span> <span class=\"nc\">Cache<\/span><span class=\"o\">::<\/span><span class=\"nf\">read<\/span><span class=\"p\">(<\/span><span class=\"nv\">$cache_name<\/span><span class=\"p\">,<\/span><span class=\"nv\">$config<\/span><span class=\"p\">);<\/span>\r\n  <span class=\"k\">if<\/span><span class=\"p\">(<\/span><span class=\"o\">!<\/span><span class=\"nv\">$flag_use_cache<\/span> <span class=\"o\">&amp;&amp;<\/span> <span class=\"nv\">$results<\/span><span class=\"p\">){<\/span>\r\n    <span class=\"nc\">Cache<\/span><span class=\"o\">::<\/span><span class=\"nb\">delete<\/span><span class=\"p\">(<\/span><span class=\"nv\">$cache_name<\/span><span class=\"p\">,<\/span><span class=\"nv\">$config<\/span><span class=\"p\">);<\/span>\r\n    <span class=\"nv\">$results<\/span><span class=\"o\">=<\/span><span class=\"p\">[];<\/span>\r\n  <span class=\"p\">}<\/span>\r\n  <span class=\"k\">return<\/span> <span class=\"nv\">$results<\/span><span class=\"p\">;<\/span>\r\n<span class=\"p\">}<\/span>\r\n\r\n<span class=\"cd\">\/**\r\n * @return string\r\n *\/<\/span>\r\n<span class=\"k\">public<\/span> <span class=\"k\">function<\/span> <span class=\"n\">cache_name<\/span><span class=\"p\">()<\/span>\r\n<span class=\"p\">{<\/span>\r\n    <span class=\"nv\">$debug<\/span> <span class=\"o\">=<\/span> <span class=\"nb\">debug_backtrace<\/span><span class=\"p\">(<\/span><span class=\"no\">DEBUG_BACKTRACE_IGNORE_ARGS<\/span><span class=\"p\">,<\/span> <span class=\"mi\">2<\/span><span class=\"p\">);<\/span>\r\n    <span class=\"k\">return<\/span> <span class=\"nb\">strtolower<\/span><span class=\"p\">(<\/span><span class=\"nc\">Inflector<\/span><span class=\"o\">::<\/span><span class=\"nf\">slug<\/span><span class=\"p\">(<\/span><span class=\"nb\">basename<\/span><span class=\"p\">(<\/span><span class=\"nv\">$debug<\/span><span class=\"p\">[<\/span><span class=\"mi\">1<\/span><span class=\"p\">][<\/span><span class=\"s1\">'class'<\/span><span class=\"p\">]))<\/span> <span class=\"mf\">.<\/span> <span class=\"no\">SS<\/span> <span class=\"mf\">.<\/span> <span class=\"nv\">$debug<\/span><span class=\"p\">[<\/span><span class=\"mi\">1<\/span><span class=\"p\">][<\/span><span class=\"s1\">'function'<\/span><span class=\"p\">]);<\/span>\r\n<span class=\"p\">}<\/span>\r\n\r\n\r\n<\/code><\/pre>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u5f15\u6570\u304c\u914d\u5217\u306e\u5834\u5408\u306f implode\uff08\uff09\u3067\u6587\u5b57\u5217\u306b\u5909\u63db\u3059\u308b\u3002\uff08\u4f46\u3057\u591a\u6b21\u5143\u914d\u5217\u306f\u5bfe\u5fdc\u4e0d\u53ef\u3002\uff09<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">$cache_name \u306f\u30b7\u30b9\u30c6\u30e0\u5168\u4f53\u3068\u3057\u3066\u91cd\u8907\u3057\u306a\u3044\u3088\u3046\u306b\u6ce8\u610f\u3059\u308b\u3002<\/ul>\n<h2>\u5982\u679c\u4ece\u6a21\u578b\u4e2d\u4f7f\u7528<\/h2>\n<pre class=\"post-pre\"><code>\r\n<span class=\"cd\">\/**\r\n     * \u30e2\u30c7\u30eb\u95a2\u6570\u30b5\u30f3\u30d7\u30eb\r\n     * @param int $param\r\n     * @return float\r\n     *\/<\/span>\r\n    <span class=\"k\">public<\/span> <span class=\"k\">function<\/span> <span class=\"n\">model_cache<\/span><span class=\"p\">(<\/span><span class=\"kt\">int<\/span> <span class=\"nv\">$param<\/span><span class=\"p\">):<\/span> <span class=\"kt\">float<\/span>\r\n    <span class=\"p\">{<\/span>\r\n        <span class=\"nv\">$AppController<\/span> <span class=\"o\">=<\/span> <span class=\"k\">new<\/span> <span class=\"nc\">AppController<\/span><span class=\"p\">();<\/span>\r\n        <span class=\"nv\">$cache_name<\/span> <span class=\"o\">=<\/span> <span class=\"nv\">$AppController<\/span><span class=\"o\">-&gt;<\/span><span class=\"nf\">cache_name<\/span><span class=\"p\">()<\/span> <span class=\"mf\">.<\/span> <span class=\"no\">SS<\/span>\r\n        <span class=\"mf\">.<\/span> <span class=\"nv\">$param<\/span><span class=\"p\">;<\/span>\r\n        <span class=\"nv\">$results<\/span> <span class=\"o\">=<\/span> <span class=\"nv\">$AppController<\/span><span class=\"o\">-&gt;<\/span><span class=\"nf\">get_cache<\/span><span class=\"p\">(<\/span><span class=\"nv\">$cache_name<\/span><span class=\"p\">);<\/span>\r\n        <span class=\"k\">if<\/span> <span class=\"p\">(<\/span><span class=\"nv\">$results<\/span> <span class=\"o\">===<\/span> <span class=\"kc\">false<\/span><span class=\"p\">)<\/span> <span class=\"p\">{<\/span>\r\n\r\n            <span class=\"mf\">.....<\/span>\r\n\r\n            <span class=\"nc\">Cache<\/span><span class=\"o\">::<\/span><span class=\"nf\">write<\/span><span class=\"p\">(<\/span><span class=\"nv\">$cache_name<\/span><span class=\"p\">,<\/span> <span class=\"nv\">$results<\/span><span class=\"p\">);<\/span>\r\n        <span class=\"p\">}<\/span>\r\n        <span class=\"k\">return<\/span> <span class=\"nv\">$results<\/span><span class=\"p\">;<\/span>\r\n    <span class=\"p\">}<\/span>\r\n<\/code><\/pre>\n<h2>\u5982\u679c\u4ece\u7ec4\u4ef6\u4e2d\u4f7f\u7528\u7684\u8bdd<\/h2>\n<pre class=\"post-pre\"><code>\r\n\r\n  <span class=\"k\">function<\/span> <span class=\"n\">initialize<\/span><span class=\"p\">(<\/span><span class=\"kt\">Controller<\/span> <span class=\"nv\">$controller<\/span><span class=\"p\">)<\/span>\r\n  <span class=\"p\">{<\/span>\r\n      <span class=\"nv\">$this<\/span><span class=\"o\">-&gt;<\/span><span class=\"n\">controller<\/span> <span class=\"o\">=<\/span> <span class=\"nv\">$controller<\/span><span class=\"p\">;<\/span>\r\n  <span class=\"p\">}<\/span>\r\n\r\n  <span class=\"k\">public<\/span> <span class=\"k\">function<\/span> <span class=\"n\">component_sample<\/span><span class=\"p\">(<\/span><span class=\"kt\">int<\/span> <span class=\"nv\">$id<\/span><span class=\"p\">):<\/span> <span class=\"kt\">array<\/span>\r\n  <span class=\"p\">{<\/span>\r\n        <span class=\"nv\">$cache_name<\/span> <span class=\"o\">=<\/span> <span class=\"nv\">$this<\/span><span class=\"o\">-&gt;<\/span><span class=\"n\">controller<\/span><span class=\"o\">-&gt;<\/span><span class=\"nf\">cache_name<\/span><span class=\"p\">();<\/span>\r\n        <span class=\"nv\">$cache_name<\/span> <span class=\"mf\">.<\/span><span class=\"o\">=<\/span> <span class=\"no\">SS<\/span> <span class=\"mf\">.<\/span> <span class=\"nv\">$id<\/span><span class=\"p\">;<\/span>\r\n        <span class=\"nv\">$results<\/span> <span class=\"o\">=<\/span> <span class=\"nv\">$this<\/span><span class=\"o\">-&gt;<\/span><span class=\"n\">controller<\/span><span class=\"o\">-&gt;<\/span><span class=\"nf\">get_cache<\/span><span class=\"p\">(<\/span><span class=\"nv\">$cache_name<\/span><span class=\"p\">,<\/span> <span class=\"nv\">$flag_use_cache<\/span><span class=\"p\">);<\/span>\r\n        <span class=\"k\">if<\/span> <span class=\"p\">(<\/span><span class=\"o\">!<\/span><span class=\"nv\">$results<\/span><span class=\"p\">)<\/span> <span class=\"p\">{<\/span>\r\n\r\n            <span class=\"mf\">...<\/span>\r\n\r\n            <span class=\"nc\">Cache<\/span><span class=\"o\">::<\/span><span class=\"nf\">write<\/span><span class=\"p\">(<\/span><span class=\"nv\">$cache_name<\/span><span class=\"p\">,<\/span> <span class=\"nv\">$results<\/span><span class=\"p\">);<\/span>\r\n        <span class=\"p\">}<\/span>\r\n        <span class=\"k\">return<\/span> <span 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