{"id":231,"date":"2013-04-03T14:48:54","date_gmt":"2013-04-03T06:48:54","guid":{"rendered":"http:\/\/fineyi.com\/?p=231"},"modified":"2013-04-03T14:48:54","modified_gmt":"2013-04-03T06:48:54","slug":"web%e9%9b%86%e7%be%a4%e7%9a%84php-session%e5%85%b1%e4%ba%ab-%e8%a7%a3%e5%86%b3%e6%96%b9%e6%a1%88","status":"publish","type":"post","link":"http:\/\/www.fineyi.com\/?p=231","title":{"rendered":"web\u96c6\u7fa4\u7684PHP Session\u5171\u4eab \u89e3\u51b3\u65b9\u6848"},"content":{"rendered":"<h2>Web\u96c6\u7fa4PHP Session\u5171\u4eab\u89e3\u51b3\u65b9\u6848:<\/h2>\n<p>&nbsp;<\/p>\n<p>1. \u57fa\u4e8eCookie\u7684Session\u5171\u4eab<\/p>\n<p>\u628a\u7528\u6237\u76f8\u5173\u7684Session\u4fe1\u606f\u5b58\u50a8\u5230\u6d4f\u89c8\u5668\u7684Cookie\u4e2d,\u4e5f\u79f0\u4e3a\u5ba2\u6237\u7aefSession\u3002<\/p>\n<p>\u91c7\u7528Flash Cookie\u3001URL\u91cd\u5199\u7684\u65b9\u5f0f\u4f20\u9012Session\u4fe1\u606f\u7684\u65b9\u6848\u4e5f\u53ef\u4ee5\u5f52\u4e3a\u6b64\u7c7b\u3002<\/p>\n<p>\u7f3a\u70b9\uff1a\u53ea\u80fd\u591f\u5b58\u50a8\u5b57\u7b26\u4e32\u3001\u6570\u503c\u7b49\u57fa\u672c\u7c7b\u578b\u7684\u6570\u636e\uff1bCookie\u5927\u5c0f\u5b58\u5728\u9650\u5236\uff1b\u5b89\u5168\u6027\uff1b\u5e26\u5bbd\u53ca\u6570\u636e\u89e3\u538b\u7f29\u3001\u7f51\u7edc\u4f20\u8f93\u6027\u80fd\u95ee\u9898\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>2. \u57fa\u4e8eNFS\u7684Session\u5171\u4eab<\/p>\n<p>\u901a\u8fc7NFS\u65b9\u5f0f\u6765\u5b9e\u73b0\u5404\u53f0\u670d\u52a1\u5668\u95f4\u7684Session\u5171\u4eab\uff0c\u5404\u53f0\u670d\u52a1\u5668\u53ea\u9700\u8981mount\u5171\u4eab\u670d\u52a1\u5668\u7684\u5b58\u50a8Session\u7684\u78c1\u76d8\u5373\u53ef\uff0c\u5b9e\u73b0\u8f83\u4e3a\u7b80\u5355\u3002<\/p>\n<p>\u4f46NFS\u5bf9\u9ad8\u5e76\u53d1\u8bfb\u5199\u7684\u6027\u80fd\u5e76\u4e0d\u9ad8\uff0c\u5728\u786c\u76d8I\/O\u6027\u80fd\u548c\u7f51\u7edc\u5e26\u5bbd\u4e0a\u5b58\u5728\u8f83\u5927\u74f6\u9888\uff0c\u5c24\u5176\u662f\u5bf9\u4e8eSession\u8fd9\u6837\u7684\u5c0f\u6587\u4ef6\u7684\u9891\u7e41\u8bfb\u5199\u64cd\u4f5c\u3002<\/p>\n<p>\u57fa\u4e8e\u78c1\u76d8\u9635\u5217\/SAN\/NAS\u7b49\u5171\u4eab\u5b58\u50a8\u7684\u65b9\u6848\u9053\u7406\u4e5f\u7c7b\u4f3c\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>3. \u57fa\u4e8e\u6570\u636e\u5e93\u7684Session\u5171\u4eab<\/p>\n<p>\u628aSession\u4fe1\u606f\u5b58\u50a8\u5230\u6570\u636e\u5e93\u8868(\u6bd4\u5982mysql\u7684\u5185\u5b58\u8868Heap)\uff0c\u8fd9\u6837\u5b9e\u73b0\u4e0d\u540c\u5e94\u7528\u670d\u52a1\u5668\u95f4Session\u4fe1\u606f\u7684\u5171\u4eab.<\/p>\n<p>\u7f3a\u70b9\uff1a\u7531\u4e8e\u6570\u636e\u5e93\u670d\u52a1\u5668\u76f8\u5bf9\u4e8e\u5e94\u7528\u670d\u52a1\u5668\u66f4\u96be\u6269\u5c55\u4e14\u8d44\u6e90\u66f4\u4e3a\u5b9d\u8d35\uff0c\u5728\u9ad8\u5e76\u53d1\u7684Web\u5e94\u7528\u4e2d\uff0c\u6700\u5927\u7684\u6027\u80fd\u74f6\u9888\u901a\u5e38\u5728\u4e8e\u6570\u636e\u5e93\u670d\u52a1\u5668\u3002\u56e0\u6b64\u5982\u679c\u5c06 Session\u5b58\u50a8\u5230\u6570\u636e\u5e93\u8868\uff0c\u9891\u7e41\u7684\u589e\u52a0\u3001\u5220\u9664\u3001\u67e5\u8be2\u64cd\u4f5c\u5f88\u5bb9\u6613\u9020\u6210\u6570\u636e\u5e93\u8868\u4e89\u7528\u53ca\u52a0\u9501\uff0c\u6700\u7ec8\u5f71\u54cd\u4e1a\u52a1\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>4.\u57fa\u4e8eMemcached\/Tokyo Tyrant\/Redis \u7b49Key-Value DB\u7684Session\u5171\u4eab<\/p>\n<p>\u8fd9\u79cd\u65b9\u6848\u7684\u53ef\u6269\u5c55\u6027\u9ad8\uff0c\u8bfb\u5199\u901f\u5ea6\u5feb\uff0c\u63a8\u8350\u4f7f\u7528\u3002<\/p>\n<p>Memcached\u5b9e\u73b0PHP Session\u5171\u4eab,\u6709memcache\u548cmemcached\u4e24\u4e2a\u6269\u5c55\u53ef\u7528\u3002<\/p>\n<p>1).\u4f7f\u7528memcache\u6269\u5c55\u7684\u914d\u7f6e,\u5728php.ini\u4e2d\u4fee\u6539,<\/p>\n<pre>session.save_handler = memcache\nsession.save_path = \u201ctcp:\/\/127.0.0.1:11211\u2033<\/pre>\n<p>\u4f7f\u7528\u591a\u4e2a memcached server \u65f6\u7528\u9017\u53f7\u201d,\u201d\u9694\u5f00\uff0c\u5e76\u4e14\u548c Memcache::addServer() \u6587\u6863\u4e2d\u8bf4\u660e\u7684\u4e00\u6837\uff0c\u53ef\u4ee5\u5e26\u989d\u5916\u7684\u53c2\u6570\u201dpersistent\u201d\u3001\u201dweight\u201d\u3001\u201dtimeout\u201d\u3001\u201dretry_interval\u201d \u7b49\u7b49\uff0c\u7c7b\u4f3c\u8fd9\u6837\u7684\uff1a\u201dtcp:\/\/host1:port1persistent=1&amp;weight=2,tcp:\/\/host2:port2\u2033<\/p>\n<p>2).\u4f7f\u7528Memcached\u6269\u5c55\u7684\u914d\u7f6e,\u5728php.ini\u4e2d\u4fee\u6539<\/p>\n<pre>session.save_handler = memcached\nsession.save_path = \u201c127.0.0.1:11211,127.0.0.1:11212\u2033<\/pre>\n<p>&nbsp;<\/p>\n<p>\u53c2\u8003\u8d44\u6599\uff1a<a title=\"\u65e0\u540d\u5c0f\u7ad9\" href=\"http:\/\/www.zrwm.com\" target=\"_blank\" rel=\"noopener\">\u65e0\u540d\u5c0f\u7ad9<\/a>\t\t<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Web\u96c6\u7fa4PHP Session\u5171\u4eab\u89e3\u51b3\u65b9\u6848: &nbsp; 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