{"id":1577,"date":"2017-10-13T15:27:58","date_gmt":"2017-10-13T07:27:58","guid":{"rendered":"http:\/\/www.yueguangzu.net\/?p=1577"},"modified":"2017-10-13T15:28:00","modified_gmt":"2017-10-13T07:28:00","slug":"django%e7%b3%bb%e5%88%9716-django%e7%9a%84%e6%9b%b4%e6%8d%a2%e9%aa%8c%e8%af%81%e7%a0%81sessionid%e6%9c%9f%e9%99%90%e5%92%8c%e5%ad%98%e5%82%a8%e7%ae%a1%e7%90%86-2","status":"publish","type":"post","link":"http:\/\/www.yueguangzu.net\/?p=1577","title":{"rendered":"[Django\u7cfb\u5217]16.Django\u7684\u66f4\u6362\u9a8c\u8bc1\u7801,sessionid\u671f\u9650\u548c\u5b58\u50a8\u7ba1\u7406"},"content":{"rendered":"<h4 class=\"md-end-block md-heading md-focus\"><span class=\"md-expand\">1.\u70b9\u51fb\u5237\u65b0\u9a8c\u8bc1\u7801<\/span><\/h4>\n<blockquote>\n<h5 class=\"md-end-block md-heading\">\u524d\u53f0\u53ef\u4ee5\u901a\u8fc7\u70b9\u51fb\u56fe\u7247,\u66f4\u65b0\u9a8c\u8bc1\u7801,\u66f4\u65b0\u9a8c\u8bc1\u7801\u7684\u8fc7\u7a0b\u5b9e\u9645\u4e0a\u662f\u91cd\u65b0\u53d1\u8d77\u4e00\u4e2aget\u8bf7\u6c42\u9a8c\u8bc1\u7801\u5730\u5740\u8def\u7531.<\/h5>\n<\/blockquote>\n<p><span class=\"md-line md-end-block\"><span class=\"md-image md-img-loaded\" contenteditable=\"false\" data-src=\"http:\/\/www.yueguangzu.net\/wp-content\/uploads\/2017\/10\/namecod1.png\"><img style=\"box-sizing: border-box; border-width: 0px 4px 0px 2px; border-image: initial; vertical-align: middle; max-width: 100%; cursor: default; border-color: initial transparent initial transparent; border-style: initial solid initial solid;\" src=\"http:\/\/www.yueguangzu.net\/wp-content\/uploads\/2017\/10\/namecod1.png\" \/><\/span><\/span><\/p>\n<blockquote>\n<h5 class=\"md-end-block md-heading\">\u524d\u53f0\u4ee3\u7801<\/h5>\n<\/blockquote>\n<pre class=\"md-fences md-end-block\" lang=\"html\" contenteditable=\"false\"><span class=\"cm-tag cm-bracket\">&lt;<\/span><span class=\"cm-tag\">div<\/span> <span class=\"cm-attribute\">class<\/span>=<span class=\"cm-string\">\"input-group\"<\/span><span class=\"cm-tag cm-bracket\">&gt;<\/span>\r\n \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0<span class=\"cm-tag cm-bracket\">&lt;<\/span><span class=\"cm-tag\">input<\/span> <span class=\"cm-attribute\">type<\/span>=<span class=\"cm-string\">\"text\"<\/span> <span class=\"cm-attribute\">class<\/span>=<span class=\"cm-string\">\"form-control\"<\/span> <span class=\"cm-attribute\">required<\/span> <span class=\"cm-attribute\">placeholder<\/span>=<span class=\"cm-string\">\"\u9a8c\u8bc1\u7801\"<\/span> <span class=\"cm-attribute\">name<\/span>=<span class=\"cm-string\">\"captcha\"<\/span><span class=\"cm-tag cm-bracket\">&gt;<\/span>\r\n \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0<span class=\"cm-tag cm-bracket\">&lt;<\/span><span class=\"cm-tag\">span<\/span> <span class=\"cm-attribute\">class<\/span>=<span class=\"cm-string\">\"input-group-addon\"<\/span><span class=\"cm-tag cm-bracket\">&gt;<\/span>\r\n \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0<span class=\"cm-tag cm-bracket\">&lt;<\/span><span class=\"cm-tag\">img<\/span> <span class=\"cm-attribute\">src<\/span>=<span class=\"cm-string\">\"\/comm\/captcha\/\"<\/span> <span class=\"cm-attribute\">alt<\/span>=<span class=\"cm-string\">\"\u70b9\u51fb\u5237\u65b0\u9a8c\u8bc1\u7801\"<\/span> <span class=\"cm-attribute\">class<\/span>=<span class=\"cm-string\">\"captcha-img\"<\/span><span class=\"cm-tag cm-bracket\">&gt;<\/span>\r\n \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0<span class=\"cm-tag cm-bracket\">&lt;\/<\/span><span class=\"cm-tag\">span<\/span><span class=\"cm-tag cm-bracket\">&gt;<\/span>\r\n \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0<span class=\"cm-tag cm-bracket\">&lt;\/<\/span><span class=\"cm-tag\">div<\/span><span class=\"cm-tag cm-bracket\">&gt;<\/span><\/pre>\n<blockquote>\n<h5 class=\"md-end-block md-heading\">\u5b9e\u9645\u4e0a\u5b9e\u73b0\u7684\u903b\u8f91\u662f:\u70b9\u51fb\u9a8c\u8bc1\u7801\u56fe\u7247<span spellcheck=\"false\"><code>class=\"captcha-img\"<\/code><\/span>\u7684\u65f6\u5019,js\u89e6\u53d1\u4e86\u4e00\u4e2a\u51fd\u6570,\u4fee\u6539\u4e86img\u6807\u7b7e\u7684src\u5c5e\u6027,\u5728\u539f\u6709\u7684\u57fa\u7840\u4e0a,\u589e\u52a0\u4e86?xx=\u968f\u673a\u6570,\u6d4f\u89c8\u5668\u8bc6\u522b\u5230url\u53d1\u9001\u4e86\u53d8\u5316,\u5c31\u91cd\u65b0\u53d1\u8d77get\u56fe\u7247\u7684\u8bf7\u6c42<\/h5>\n<\/blockquote>\n<pre class=\"md-fences md-end-block\" lang=\"javascript\" contenteditable=\"false\"><span class=\"cm-string\">'use strict'<\/span>;\r\n\u200b\r\n<span class=\"cm-variable\">$<\/span>(<span class=\"cm-keyword\">function<\/span>() {\r\n    <span class=\"cm-variable\">$<\/span>(<span class=\"cm-string\">'.captcha-img'<\/span>).<span class=\"cm-property\">click<\/span>(<span class=\"cm-keyword\">function<\/span>() {\r\n        <span class=\"cm-comment\">\/\/ajax\u64c5\u957f\u5904\u7406\u7eaf\u6587\u672c\u548cjson\u5bf9\u8c61<\/span>\r\n        <span class=\"cm-comment\">\/\/\u5bf9\u4e8e\u6d41\u5a92\u4f53\u4e0d\u64c5\u957f,\u6bd4\u8f83\u6d88\u8017\u8d44\u6e90<\/span>\r\n        <span class=\"cm-comment\">\/\/\u53ea\u8981img\u7684src\u6539\u53d8\u4e86,\u5c31\u4f1a\u91cd\u65b0\u52a0\u8f7d\u56fe\u7247<\/span>\r\n        <span class=\"cm-keyword\">var<\/span> <span class=\"cm-def\">old_src<\/span> <span class=\"cm-operator\">=<\/span> <span class=\"cm-variable\">$<\/span>(<span class=\"cm-keyword\">this<\/span>).<span class=\"cm-property\">attr<\/span>(<span class=\"cm-string\">'src'<\/span>);\r\n        <span class=\"cm-keyword\">var<\/span> <span class=\"cm-def\">src<\/span> <span class=\"cm-operator\">=<\/span> <span class=\"cm-variable-2\">old_src<\/span> <span class=\"cm-operator\">+<\/span> <span class=\"cm-string\">'?xx='<\/span> <span class=\"cm-operator\">+<\/span> <span class=\"cm-variable\">Math<\/span>.<span class=\"cm-property\">random<\/span>();<span class=\"cm-comment\">\/\/\u6dfb\u52a0\u968f\u673a\u6570\uff0c\u6545\u610f\u5236\u9020src\u53d1\u751f\u4e0d\u540c\u6539\u53d8<\/span>\r\n<span class=\"cm-tab-wrap-hack\"><span class=\"cm-comment\">\/\/      var src = old_src;  \/\/\u5199\u6b64\u53e5\u4e0d\u6539\u53d8src\uff0c\u6240\u4ee5\u56fe\u7247\u4e0d\u4f1a\u91cd\u65b0\u52a0\u8f7d\uff0c\u53ef\u6d4b\u8bd5\u3002<\/span><\/span>\r\n<span class=\"cm-comment\">\/\/ \u00a0 \u00a0 \u00a0  console.log(src)<\/span>\r\n        <span class=\"cm-variable\">$<\/span>(<span class=\"cm-keyword\">this<\/span>).<span class=\"cm-property\">attr<\/span>(<span class=\"cm-string\">'src'<\/span>,<span class=\"cm-variable-2\">src<\/span>);\r\n    });\r\n});<\/pre>\n<ul class=\"ul-list\" data-mark=\"-\">\n<li>\n<h5 class=\"md-end-block md-heading\"><span spellcheck=\"false\"><code>$(this).attr('src')<\/code><\/span>\u662f\u83b7\u53d6\u5f53\u524dsrc\u7684\u5c5e\u6027<\/h5>\n<ul class=\"ul-list\" data-mark=\"-\">\n<li>\n<h5 class=\"md-end-block md-heading\"><span spellcheck=\"false\"><code>$(this).attr('src','http:\/\/www.yueguangzu.net')<\/code><\/span>\u662f\u83b7\u53d6\u8bbe\u7f6e\u5f53\u524dsrc\u7684\u5c5e\u6027<\/h5>\n<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h4 class=\"md-end-block md-heading\">2.sessionid\u7684\u671f\u9650<\/h4>\n<blockquote>\n<h5 class=\"md-end-block md-heading\"><span spellcheck=\"false\"><code>session<\/code><\/span>\u7684\u6709\u6548\u671f\u65f6\u95f4\u662f\u901a\u8fc7<span spellcheck=\"false\"><code>request.session.set_expiry(value)<\/code><\/span>\u8fdb\u884c\u8bbe\u7f6e\u7684\u3002<\/h5>\n<\/blockquote>\n<ul class=\"ul-list\" data-mark=\"-\">\n<li>\n<h5 class=\"md-end-block md-heading\">\u5982\u679c<span spellcheck=\"false\"><code>value<\/code><\/span>\u662f\u4e00\u4e2a<span spellcheck=\"false\"><code>int<\/code><\/span>\u7c7b\u578b\uff0c\u90a3\u4e48<span spellcheck=\"false\"><code>session<\/code><\/span>\u5c06\u5728<span spellcheck=\"false\"><code>value<\/code><\/span>\u8fd9\u4e2a\u65f6\u95f4\u540e\u8fc7\u671f\uff0c\u5176\u4e2d<span spellcheck=\"false\"><code>value<\/code><\/span>\u4ee3\u8868\u7684\u662f\u79d2\u3002<\/h5>\n<\/li>\n<li>\n<h5 class=\"md-end-block md-heading\">\u5982\u679c<span spellcheck=\"false\"><code>value<\/code><\/span>\u662f\u4e00\u4e2a<span spellcheck=\"false\"><code>datetime<\/code><\/span>\u6216\u8005<span spellcheck=\"false\"><code>timedelta<\/code><\/span>\u5bf9\u8c61\uff0c\u90a3\u4e48\u8fd9\u4e2a<span spellcheck=\"false\"><code>session<\/code><\/span>\u5c06\u5728\u6307\u5b9a\u7684\u65f6\u95f4\u540e\u8fc7\u671f\u3002<span spellcheck=\"false\"><code>datetime<\/code><\/span>\u5fc5\u987b\u662f\u4f7f\u7528\u4e86<span spellcheck=\"false\"><code>PickleSerializer<\/code><\/span>\u8fdb\u884c\u5e8f\u5217\u5316\u7684\u3002<\/h5>\n<\/li>\n<li>\n<h5 class=\"md-end-block md-heading\">\u5982\u679c<span spellcheck=\"false\"><code>value<\/code><\/span>\u7b49\u4e8e<span spellcheck=\"false\"><code>0<\/code><\/span>\uff0c\u90a3\u4e48<span spellcheck=\"false\"><code>session<\/code><\/span>\u5c06\u5728web\u6d4f\u89c8\u5668\u5173\u95ed\u540e\u5c31\u76f4\u63a5\u8fc7\u671f\u3002<\/h5>\n<\/li>\n<li>\n<h5 class=\"md-end-block md-heading\">\u5982\u679c<span spellcheck=\"false\"><code>value<\/code><\/span>\u7b49\u4e8eNone\uff0c\u90a3\u4e48<span spellcheck=\"false\"><code>session<\/code><\/span>\u5c06\u7528<span spellcheck=\"false\"><code>settings.py<\/code><\/span>\u4e2d\u8bbe\u7f6e\u7684\u5168\u5c40\u8fc7\u671f\u5b57\u6bb5<span spellcheck=\"false\"><code>SESSION_COOKIE_AGE<\/code><\/span>\uff0c\u8fd9\u4e2a\u5b57\u6bb5\u9ed8\u8ba4\u662f14\u5929\uff0c\u4e5f\u5c31\u662f2\u4e2a\u793c\u62dc\u3002<\/h5>\n<blockquote>\n<h5 class=\"md-end-block md-heading\">&#8211; \u8bfb<span spellcheck=\"false\"><code>session<\/code><\/span>\u7684\u65f6\u5019\u4e0d\u4f1a\u4fee\u6539<span spellcheck=\"false\"><code>session<\/code><\/span>\u7684\u6709\u6548\u671f\uff0c\u4fee\u6539<span spellcheck=\"false\"><code>session<\/code><\/span>\u7684\u65f6\u5019\u4f1a\u91cd\u65b0\u8bbe\u7f6e<span spellcheck=\"false\"><code>session<\/code><\/span>\u7684\u6709\u6548\u671f\uff0c\u4f1a\u4ece\u4fee\u6539\u7684\u65f6\u95f4\uff0c\u91cd\u65b0\u8ba1\u65f6\u3002<\/h5>\n<h5 class=\"md-end-block md-heading\">-\u5982\u679c<span spellcheck=\"false\"><code>settings.py<\/code><\/span>\u4e2d\u8bbe\u7f6e\u4e86<span spellcheck=\"false\"><code>SESSION_EXPIRE_AT_BROWSER_CLOSE=True<\/code><\/span>\uff0c\u90a3\u4e48\u9ed8\u8ba4\u8bb2\u4e0d\u518d\u4f7f\u7528<span spellcheck=\"false\"><code>SESSION_COOKIE_AGE<\/code><\/span>\u4e86\uff0c\u800c\u662f\u6d4f\u89c8\u5668\u4e00\u5173\u95ed\uff0c<span spellcheck=\"false\"><code>session<\/code><\/span>\u6570\u636e\u5c31\u4f1a\u8fc7\u671f\u3002\u8fd9\u4e2a\u503c\u9ed8\u8ba4\u662f\u4e3a<span spellcheck=\"false\"><code>False<\/code><\/span>\u3002<\/h5>\n<\/blockquote>\n<\/li>\n<\/ul>\n<p><span class=\"md-line md-end-block\"><span class=\"md-image md-img-loaded\" contenteditable=\"false\" data-src=\"http:\/\/www.yueguangzu.net\/wp-content\/uploads\/2017\/10\/namecod2-1.png\"><img style=\"box-sizing: border-box; border-width: 0px 4px 0px 2px; border-image: initial; vertical-align: middle; max-width: 100%; cursor: default; border-color: initial transparent initial transparent; border-style: initial solid initial solid;\" src=\"http:\/\/www.yueguangzu.net\/wp-content\/uploads\/2017\/10\/namecod2-1.png\" \/><\/span><\/span><\/p>\n<blockquote>\n<h5 class=\"md-end-block md-heading\">\u5728\u4e0a\u8ff0\u4f8b\u5b50\u4e2d,\u5982\u679c\u9009\u4e2d\u8bb0\u4f4f\u6211,\u90a3\u4e48\u6fc0\u6d3brequest.session.set_expiry(None),\u8fd9\u4e2aset_expiry\u7684\u53c2\u6570\u5c31\u662f\u6709\u6548\u671f,\u5982\u679cNone,\u8bf4\u660e\u662f\u4fdd\u5b5814\u5929,\u5982\u679c\u4e3a0,\u5219\u662f\u5173\u95ed\u6d4f\u89c8\u5668session\u5c31\u7acb\u5373\u5931\u6548.<\/h5>\n<\/blockquote>\n<pre class=\"md-fences md-end-block\" lang=\"python\" contenteditable=\"false\">\r\n<span class=\"cm-comment\"># \u767b\u5f55\u51fd\u6570<\/span>\r\n<span class=\"cm-keyword\">def<\/span> <span class=\"cm-def\">cms_login<\/span>(<span class=\"cm-variable\">request<\/span>):\r\n    <span class=\"cm-keyword\">if<\/span> <span class=\"cm-variable\">request<\/span>.<span class=\"cm-property\">method<\/span> == <span class=\"cm-string\">'GET'<\/span>:\r\n        <span class=\"cm-keyword\">return<\/span> <span class=\"cm-variable\">render<\/span>(<span class=\"cm-variable\">request<\/span>,<span class=\"cm-string\">'cms_login.html'<\/span>)\r\n    <span class=\"cm-keyword\">else<\/span>:\r\n        <span class=\"cm-variable\">form<\/span> = <span class=\"cm-variable\">LoginForm<\/span>(<span class=\"cm-variable\">request<\/span>.<span class=\"cm-property\">POST<\/span>)\r\n        <span class=\"cm-keyword\">if<\/span> <span class=\"cm-variable\">form<\/span>.<span class=\"cm-property\">is_valid<\/span>():\r\n            <span class=\"cm-variable\">username<\/span> = <span class=\"cm-variable\">form<\/span>.<span class=\"cm-property\">cleaned_data<\/span>.<span class=\"cm-property\">get<\/span>(<span class=\"cm-string\">'username'<\/span>,<span class=\"cm-keyword\">None<\/span>)\r\n            <span class=\"cm-variable\">password<\/span> = <span class=\"cm-variable\">form<\/span>.<span class=\"cm-property\">cleaned_data<\/span>.<span class=\"cm-property\">get<\/span>(<span class=\"cm-string\">'password'<\/span>,<span class=\"cm-keyword\">None<\/span>)\r\n            <span class=\"cm-variable\">remember<\/span> = <span class=\"cm-variable\">form<\/span>.<span class=\"cm-property\">cleaned_data<\/span>.<span class=\"cm-property\">get<\/span>(<span class=\"cm-string\">'remember'<\/span>,<span class=\"cm-keyword\">None<\/span>)\r\n            <span class=\"cm-builtin\">print<\/span> <span class=\"cm-string\">'username='<\/span>,<span class=\"cm-variable\">username<\/span>\r\n            <span class=\"cm-builtin\">print<\/span> <span class=\"cm-string\">'password='<\/span>,<span class=\"cm-variable\">password<\/span>\r\n            <span class=\"cm-comment\"># 1. \u5148\u7528authenticate\u8fdb\u884c\u9a8c\u8bc1<\/span>\r\n            <span class=\"cm-variable\">user<\/span> = <span class=\"cm-variable\">authenticate<\/span>(<span class=\"cm-variable\">username<\/span>=<span class=\"cm-variable\">username<\/span>,<span class=\"cm-variable\">password<\/span>=<span class=\"cm-variable\">password<\/span>)\r\n            <span class=\"cm-keyword\">if<\/span> <span class=\"cm-variable\">user<\/span>:\r\n                <span class=\"cm-comment\"># 2. \u9700\u8981\u767b\u5f55,<\/span>\r\n                <span class=\"cm-comment\"># 3. \u6211\u4eec\u7684login\u89c6\u56fe\u51fd\u6570\u4e0d\u8981\u548clogin\u91cd\u540d<\/span>\r\n                <span class=\"cm-variable\">login<\/span>(<span class=\"cm-variable\">request<\/span>,<span class=\"cm-variable\">user<\/span>)\r\n\u200b\r\n                <span class=\"cm-keyword\">if<\/span> <span class=\"cm-variable\">remember<\/span>:\r\n                    <span class=\"cm-comment\">#\u9009\u62e9\u590d\u9009\u6846\u8bb0\u4f4f<\/span>\r\n                    <span class=\"cm-variable\">request<\/span>.<span class=\"cm-property\">session<\/span>.<span class=\"cm-property\">set_expiry<\/span>(<span class=\"cm-keyword\">None<\/span>)    <span class=\"cm-comment\">#\u7a7a\u5bf9\u8c61\u7c7b\u578b<\/span>\r\n                <span class=\"cm-keyword\">else<\/span>:\r\n                    <span class=\"cm-comment\">#\u4e0d\u9009\u62e9\u8bb0\u4f4f<\/span>\r\n                    <span class=\"cm-variable\">request<\/span>.<span class=\"cm-property\">session<\/span>.<span class=\"cm-property\">set_expiry<\/span>(<span class=\"cm-number\">0<\/span>)   <span class=\"cm-comment\">#0\u662fint\u7c7b\u578b\u5bf9\u8c61<\/span>\r\n\u200b\r\n                <span class=\"cm-variable\">nexturl<\/span> = <span class=\"cm-variable\">request<\/span>.<span class=\"cm-property\">GET<\/span>.<span class=\"cm-property\">get<\/span>(<span class=\"cm-string\">'next'<\/span>)\r\n                <span class=\"cm-keyword\">if<\/span> <span class=\"cm-variable\">nexturl<\/span>:\r\n                    <span class=\"cm-keyword\">return<\/span> <span class=\"cm-variable\">redirect<\/span>(<span class=\"cm-variable\">nexturl<\/span>)\r\n                <span class=\"cm-keyword\">else<\/span>:\r\n                    <span class=\"cm-keyword\">return<\/span> <span class=\"cm-variable\">redirect<\/span>(<span class=\"cm-variable\">reverse<\/span>(<span class=\"cm-string\">'cms_index'<\/span>))\r\n            <span class=\"cm-keyword\">else<\/span>:\r\n                <span class=\"cm-keyword\">return<\/span> <span class=\"cm-variable\">render<\/span>(<span class=\"cm-variable\">request<\/span>,<span class=\"cm-string\">'cms_login.html'<\/span>,{<span class=\"cm-string\">'error'<\/span>:<span class=\"cm-string\">u'\u7528\u6237\u540d\u6216\u5bc6\u7801\u9519\u8bef!'<\/span>})\r\n        <span class=\"cm-keyword\">else<\/span>:\r\n            <span class=\"cm-keyword\">return<\/span> <span class=\"cm-variable\">render<\/span>(<span class=\"cm-variable\">request<\/span>, <span class=\"cm-string\">'cms_login.html'<\/span>, {<span class=\"cm-string\">'error'<\/span>: <span class=\"cm-variable\">form<\/span>.<span class=\"cm-property\">get_error<\/span>()})<\/pre>\n<h4 class=\"md-end-block md-heading\">3.session\u7684\u4fdd\u5b58<\/h4>\n<blockquote>\n<h5 class=\"md-end-block md-heading\"><span spellcheck=\"false\"><code>session<\/code><\/span>\u53ef\u4ee5\u4fdd\u5b58\u5728<span class=\"\"><strong>\u6587\u4ef6<\/strong><\/span>\uff0c<span class=\"\"><strong>\u6570\u636e\u5e93<\/strong><\/span>\uff0c<span class=\"\"><strong>\u7f13\u5b58<\/strong><\/span>\u4ee5\u53ca<span class=\"\"><strong>cookie<\/strong><\/span>\u4e2d\uff0c\u8981\u8bbe\u7f6e<span spellcheck=\"false\"><code>session<\/code><\/span>\u7684\u4fdd\u5b58\u8def\u5f84\uff0c\u9700\u8981\u5728<span spellcheck=\"false\"><code>settings.py<\/code><\/span>\u4e2d\u8bbe\u7f6e<span spellcheck=\"false\"><code>SESSION_ENGINE<\/code><\/span>\uff1a<\/h5>\n<\/blockquote>\n<ul class=\"ul-list\" data-mark=\"-\">\n<li>\n<h4 class=\"md-end-block md-heading\">session\u4fdd\u5b58\u7684\u4f4d\u7f6e<\/h4>\n<\/li>\n<\/ul>\n<pre class=\"md-fences md-end-block\" lang=\"python\" contenteditable=\"false\">\r\n<span class=\"cm-variable\">SESSION_ENGINE<\/span> = <span class=\"cm-string\">'django.contrib.sessions.backends.file'<\/span>\r\n<span class=\"cm-variable\">SESSION_FILE_PATH<\/span> = <span class=\"cm-string\">'api'<\/span>\r\n<span class=\"cm-variable\">SESSION_ENGINE<\/span> = <span class=\"cm-string\">'django.contrib.sessions.backends.signed_cookies'<\/span>\r\n<span class=\"cm-variable\">SESSION_ENGINE<\/span> = <span class=\"cm-string\">'django.contrib.sessions.backends.db'<\/span>\r\n<span class=\"cm-variable\">SESSION_ENGINE<\/span> = <span class=\"cm-string\">'django.contrib.sessions.backends.cached_db'<\/span><\/pre>\n<ul class=\"ul-list\" data-mark=\"-\">\n<li>\n<h5 class=\"md-end-block md-heading\">\u57fa\u4e8e\u7f13\u5b58\u7684\uff1a<span spellcheck=\"false\"><code>django.contrib.sessions.backends.cache<\/code><\/span>\uff0c\u5982\u679c\u8bbe\u7f6e\u7f13\u5b58\u7684\uff0c\u90a3\u4e48<span spellcheck=\"false\"><code>session<\/code><\/span>\u4e2d\u7684\u6240\u6709\u6570\u636e\u5c06\u5b58\u50a8\u5728\u5185\u5b58\u4e2d\u3002\u540c\u65f6\uff0c\u9700\u8981\u5728<span spellcheck=\"false\"><code>settings.py<\/code><\/span>\u4e2d\u914d\u7f6e<span spellcheck=\"false\"><code>CACHES<\/code><\/span>,\u4e00\u822c\u6211\u4eec\u4f7f\u7528<span spellcheck=\"false\"><code>memcached<\/code><\/span>\u4f5c\u4e3a\u7f13\u5b58\uff0c\u901a\u8fc7\u4ee5\u4e0b\u4ee3\u7801\u8fdb\u884c\u914d\u7f6e\uff1a<\/h5>\n<\/li>\n<\/ul>\n<pre class=\"md-fences md-end-block\" lang=\"python\" contenteditable=\"false\">\r\n<span class=\"cm-variable\">django<\/span>.<span class=\"cm-property\">contrib<\/span>.<span class=\"cm-property\">sessions<\/span>.<span class=\"cm-property\">backends<\/span>.<span class=\"cm-property\">cache<\/span>\r\n<span class=\"cm-variable\">CACHES<\/span> = { \r\n    <span class=\"cm-string\">'default'<\/span>: {\r\n        <span class=\"cm-string\">'BACKEND'<\/span>: <span class=\"cm-string\">'django.core.cache.backends.memcached.MemcachedCache'<\/span>,\r\n        <span class=\"cm-string\">'LOCATION'<\/span>: [\r\n            <span class=\"cm-string\">'127.0.0.1:11211'<\/span>,<span class=\"cm-comment\">#\u586b\u5199memcached\u7684\u5730\u5740<\/span>\r\n        ]\r\n    } \u00a0 \r\n}<\/pre>\n<ul class=\"ul-list\" data-mark=\"-\">\n<li>\n<h5 class=\"md-end-block md-heading\">\u57fa\u4e8e\u6587\u4ef6\u5b58\u50a8\u7684\uff1a<span spellcheck=\"false\"><code>django.contrib.sessions.backends.file<\/code><\/span>\uff0c\u90a3\u4e48\u9700\u8981\u914d\u7f6e<span spellcheck=\"false\"><code>SESSION_FILE_PATH<\/code><\/span>\u6765\u63a7\u5236\u7f13\u5b58\u7684\u6587\u4ef6\u8def\u5f84\u3002<\/h5>\n<\/li>\n<li>\n<h5 class=\"md-end-block md-heading\">\u57fa\u4e8e<span spellcheck=\"false\"><code>cookie<\/code><\/span>\u7684\uff1a<span spellcheck=\"false\"><code>django.contrib.sessions.backends.signed_cookies<\/code><\/span>\uff0c\u90a3\u4e48\u6240\u6709\u7684<span spellcheck=\"false\"><code>session<\/code><\/span>\u6570\u636e\u90fd\u4f1a\u88ab\u4fdd\u5b58\u5728<span spellcheck=\"false\"><code>cookie<\/code><\/span>\u4e2d\u3002<\/h5>\n<\/li>\n<li>\n<h5 class=\"md-end-block md-heading\">\u57fa\u4e8e\u6570\u636e\u5e93\u7684\uff1a\u5982\u679c\u4e0d\u914d\u7f6e<span spellcheck=\"false\"><code>SESSION_ENGINE<\/code><\/span>\uff0c\u90a3\u4e48\u9ed8\u8ba4\u5c31\u662f\u4f7f\u7528\u6570\u636e\u5e93\u6765\u4f5c\u4e3a\u5b58\u50a8\uff0c\u5982\u679c\u9700\u8981\u663e\u793a\u914d\u7f6e\uff0c\u90a3\u4e48\u914d\u7f6e\u9879\u662f<span spellcheck=\"false\"><code>django.contrib.sessions.backends.db<\/code><\/span>\u3002<\/h5>\n<\/li>\n<\/ul>\n<pre class=\"md-fences md-end-block\" lang=\"python\" contenteditable=\"false\">\r\n<span class=\"cm-variable\">django<\/span>.<span class=\"cm-property\">contrib<\/span>.<span class=\"cm-property\">sessions<\/span>.<span class=\"cm-property\">backends<\/span>.<span class=\"cm-property\">db<\/span>\r\n<span class=\"cm-variable\">DATABASES<\/span> = {\r\n \u00a0 \u00a0<span class=\"cm-string\">'default'<\/span>: {\r\n \u00a0 \u00a0 \u00a0 \u00a0<span class=\"cm-string\">'ENGINE'<\/span>: <span class=\"cm-string\">'django.db.backends.sqlite3'<\/span>,\r\n \u00a0 \u00a0 \u00a0 \u00a0<span class=\"cm-string\">'NAME'<\/span>: <span class=\"cm-variable\">os<\/span>.<span class=\"cm-property\">path<\/span>.<span class=\"cm-property\">join<\/span>(<span class=\"cm-variable\">BASE_DIR<\/span>, <span class=\"cm-string\">'db.sqlite3'<\/span>),\r\n \u00a0  }\r\n}<\/pre>\n<ul class=\"ul-list\" data-mark=\"-\">\n<li>\n<h5 class=\"md-end-block md-heading\">\u57fa\u4e8e\u6570\u636e\u5e93+\u7f13\u5b58\u7684\uff1a<span spellcheck=\"false\"><code>django.contrib.sessions.backends.cached_db<\/code><\/span>\uff0c\u8fd9\u79cd\u60c5\u51b5\uff0c\u6bcf\u6b21\u5f80\u7f13\u5b58\u4e2d\u5199\u6570\u636e\u7684\u65f6\u5019\uff0c\u90fd\u4f1a\u540c\u6b65\u5230\u6570\u636e\u5e93\u4e2d\uff0c\u6765\u505a\u4e00\u4e2a\u6301\u4e45\u5316\u3002\u6bcf\u6b21\u8bfbsession\u6570\u636e\u7684\u65f6\u5019\uff0c\u90fd\u4f18\u5148\u4ece\u7f13\u5b58\u4e2d\u67e5\u627e\uff0c\u5982\u679c\u7f13\u5b58\u4e2d\u6ca1\u6709\u8fd9\u4e2a\u503c\u4e86\uff0c\u624d\u4ece\u6570\u636e\u5e93\u4e2d\u67e5\u627e\u3002<\/h5>\n<\/li>\n<\/ul>\n<h4 class=\"md-end-block md-heading\">4.\u5982\u4f55\u6e05\u9664sessions\u6570\u636e<\/h4>\n<blockquote>\n<h5 class=\"md-end-block md-heading\">session\u9ed8\u8ba4\u53ea\u4f1a\u8fc7\u671f\uff0c\u4e3a\u4e86\u8003\u8651\u5230\u6570\u636e\u7684\u9700\u8981\uff0cdjango\u5e76\u4e0d\u4f1a\u4ece\u6570\u636e\u5e93\u6216\u8005\u6587\u4ef6\u4e2d\u5220\u9664\uff0c\u6240\u4ee5\u8fd9\u4e2a\u8981\u8fd0\u7ef4\u4eba\u5458\u6216\u8005\u540e\u53f0\u7ba1\u7406\u4eba\u5458\u624b\u52a8\u7684\u6e05\u9664\u90a3\u4e9b\u5df2\u7ecf\u8fc7\u671f\u4e86\u7684session\uff0c\u6700\u5feb\u6377\u7684\u65b9\u5f0f\u662f\u901a\u8fc7\u547d\u4ee4\u5b9a\u65f6\u7684\u5220\u9664\uff1a<\/h5>\n<\/blockquote>\n<pre class=\"md-fences md-end-block\" lang=\"python\" contenteditable=\"false\">\r\n<span class=\"cm-variable\">python<\/span> <span class=\"cm-variable\">manage<\/span>.<span class=\"cm-property\">py<\/span> <span class=\"cm-variable\">clearsessions<\/span><\/pre>\n<p><span class=\"md-line md-end-block\">\u5f53\u7136\uff0c\u5982\u679cbackend\u662f\u5b58\u50a8\u5728cookie\u6216\u8005\u7f13\u5b58\u4e2d\uff0c\u90a3\u4e48\u4ed6\u4eec\u5c06\u5728\u8fc7\u671f\u540e\u81ea\u52a8\u5220\u9664\u3002<\/span><\/p>\n<h2 class=\"md-end-block md-heading\">\u603b\u7ed3<\/h2>\n<blockquote>\n<h5 class=\"md-end-block md-heading\">\u66f4\u65b0\u9a8c\u8bc1\u7801\u6709\u5f88\u591a\u79cd\u65b9\u6cd5,\u6700\u5e38\u89c1\u7684\u65b9\u5f0f\u662f\u901a\u8fc7\u70b9\u51fb\u56fe\u7247\u89e6\u53d1jQuery\u4fee\u6539\u56fe\u7247\u7684\u5c5e\u6027,\u8fbe\u5230\u91cd\u65b0get\u9a8c\u8bc1\u7801\u56fe\u7247\u76ee\u7684;session\u7684\u671f\u9650\u662f\u6bd4\u8f83\u91cd\u8981\u7684\u5185\u5bb9,\u901a\u8fc7\u4fee\u6539request.session.set_expiry()\u7684\u53c2\u6570\u5b9e\u73b0;session\u7684\u4fdd\u5b58\u53ef\u4ee5\u5b58\u653e\u5728\u6587\u4ef6,\u7f13\u5b58,\u6570\u636e\u5e93,\u901a\u8fc7\u4fee\u6539django\u7684backends\u53c2\u6570\u8fdb\u884c\u914d\u7f6e.<\/h5>\n<\/blockquote>\n","protected":false},"excerpt":{"rendered":"<p>1.\u70b9\u51fb\u5237\u65b0\u9a8c\u8bc1\u7801 \u524d\u53f0\u53ef\u4ee5\u901a\u8fc7\u70b9\u51fb\u56fe\u7247,\u66f4\u65b0\u9a8c\u8bc1\u7801,\u66f4\u65b0\u9a8c\u8bc1\u7801\u7684\u8fc7\u7a0b\u5b9e\u9645\u4e0a\u662f\u91cd\u65b0\u53d1\u8d77\u4e00\u4e2aget\u8bf7\u6c42\u9a8c\u8bc1\u7801\u5730\u5740\u8def\u7531. \u524d\u53f0\u4ee3\u7801 &lt;div class=&#8221;input-group&#8221;&gt; \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0&lt;input [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[54],"tags":[90,92,91,75],"_links":{"self":[{"href":"http:\/\/www.yueguangzu.net\/index.php?rest_route=\/wp\/v2\/posts\/1577"}],"collection":[{"href":"http:\/\/www.yueguangzu.net\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.yueguangzu.net\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.yueguangzu.net\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"http:\/\/www.yueguangzu.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1577"}],"version-history":[{"count":2,"href":"http:\/\/www.yueguangzu.net\/index.php?rest_route=\/wp\/v2\/posts\/1577\/revisions"}],"predecessor-version":[{"id":1581,"href":"http:\/\/www.yueguangzu.net\/index.php?rest_route=\/wp\/v2\/posts\/1577\/revisions\/1581"}],"wp:attachment":[{"href":"http:\/\/www.yueguangzu.net\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1577"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.yueguangzu.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1577"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.yueguangzu.net\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1577"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}