{"id":49403,"date":"2023-05-29T03:04:53","date_gmt":"2024-01-30T21:43:15","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/%e5%9c%a8django-rest%e6%a1%86%e6%9e%b6%e4%b8%ad%ef%bc%8c%e9%a2%84%e6%a3%80%e8%af%b7%e6%b1%82%ef%bc%88preflight-request%ef%bc%89%e6%97%a0%e6%b3%95%e6%ad%a3%e5%b8%b8%e5%b7%a5%e4%bd%9c%e3%80%82\/"},"modified":"2024-04-30T06:27:51","modified_gmt":"2024-04-29T22:27:51","slug":"%e5%9c%a8django-rest%e6%a1%86%e6%9e%b6%e4%b8%ad%ef%bc%8c%e9%a2%84%e6%a3%80%e8%af%b7%e6%b1%82%ef%bc%88preflight-request%ef%bc%89%e6%97%a0%e6%b3%95%e6%ad%a3%e5%b8%b8%e5%b7%a5%e4%bd%9c%e3%80%82","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e5%9c%a8django-rest%e6%a1%86%e6%9e%b6%e4%b8%ad%ef%bc%8c%e9%a2%84%e6%a3%80%e8%af%b7%e6%b1%82%ef%bc%88preflight-request%ef%bc%89%e6%97%a0%e6%b3%95%e6%ad%a3%e5%b8%b8%e5%b7%a5%e4%bd%9c%e3%80%82\/","title":{"rendered":"\u5728Django REST\u6846\u67b6\u4e2d\uff0c\u9884\u68c0\u8bf7\u6c42\uff08preflight request\uff09\u65e0\u6cd5\u6b63\u5e38\u5de5\u4f5c"},"content":{"rendered":"<h1>\u603b\u7ed3<\/h1>\n<p>\u6b63\u5728\u8c03\u67e5\u4e2d\u3002\u5c1a\u672a\u89e3\u51b3\u3002\u6211\u4eec\u901a\u8fc7\u4e34\u65f6\u63aa\u65bd\u89e3\u51b3\u4e86\u95ee\u9898\u3002<\/p>\n<p>\u5f53\u6211\u4f7f\u7528axios.post\u4ece\u524d\u7aef\u5411Django\uff08REST\u6846\u67b6\uff09\u53d1\u9001POST\u8bf7\u6c42\u65f6\uff0c\u51fa\u73b0\u4e86&#8221;Response to preflight request doesn&#8217;t pass access control&#8221;\u7684\u9519\u8bef\u3002\u7136\u800c\u5f53\u6211\u5c1d\u8bd5\u4f7f\u7528ajax\u53d1\u9001\u8bf7\u6c42\u65f6\uff0c\u5374\u6210\u529f\u5730\u5f97\u5230\u4e86\u54cd\u5e94\u3002\u7ecf\u8fc7\u5404\u79cd\u5c1d\u8bd5\uff0c\u6211\u8ba4\u4e3a\u95ee\u9898\u53ef\u80fd\u51fa\u5728axios\u6216django-cors-header\u7684\u4f7f\u7528\u4e0a\u3002<\/p>\n<p>\u73af\u5883: \u73af\u5883<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">Django 3.0.3<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">djangorestframework 3.11.0<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">django-cors-header 3.2.1<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">heroku<\/ul>\n<h1>\u4e8b\u4ef6\u7684\u8fc7\u7a0b<\/h1>\n<p>\u6211\u6b63\u8bd5\u56fe\u5236\u4f5c\u4e00\u4e2a\u5e94\u7528\u7a0b\u5e8f\uff0c\u8c03\u7528\u4eceVue.js\u521b\u5efa\u7684\u9875\u9762\u4e0a\u7684Django REST\u6846\u67b6\u521b\u5efa\u7684API\uff0c\u4ee5\u4fbf\u5728\u67d0\u4e2a\u6d3b\u52a8\u4e3e\u529e\u4e4b\u524d\u521b\u5efa\u4e00\u4e2a\u65b9\u4fbf\u4f7f\u7528\u7684LINE\u5e94\u7528\u7a0b\u5e8f\u3002<\/p>\n<h2>\u4f7f\u7528Django REST\u6846\u67b6\u521b\u5efa\u89c6\u56fe\u3002<\/h2>\n<p>\u6211\u5df2\u7ecf\u9605\u8bfb\u4e86\u672c\u5bb6\u6559\u7a0b\u76f4\u5230\u7b2c\u4e09\u7ae0\u5de6\u53f3\uff0c\u5e76\u521b\u5efa\u4e86\u4e00\u4e2a\u7b80\u5355\u7684\u89c6\u56fe\u3002\u7136\u540e\uff0c\u6211\u4ece\u6d4f\u89c8\u5668\u786e\u8ba4\u4e86API\u7684\u9884\u671f\u64cd\u4f5c\u3002<\/p>\n<h2>\u4f7f\u7528django-cors-header\u8fdb\u884cCORS\u8bbe\u7f6e\u3002<\/h2>\n<p>\u4e3a\u4e86\u5728\u524d\u7aef\u4f7f\u7528Vue.js\uff0c\u5141\u8bb8\u8de8\u57df\u8d44\u6e90\u5171\u4eab\uff08CORS\uff09\u3002<\/p>\n<p>django-cors-header\u8fdb\u884c\u5982\u4e0b\u914d\u7f6e\u3002<br \/>\n\u8fd9\u6837\uff0cGET\u8bf7\u6c42\u4f1a\u6210\u529f\u901a\u8fc7\u3002<br \/>\n\u7136\u800c\uff0c\u53d1\u9001\u7684\u9884\u68c0\u8bf7\u6c42\u5728POST\u65f6\u5374\u65e0\u6cd5\u6b63\u5e38\u8fd4\u56de&#8230;<\/p>\n<pre class=\"post-pre\"><code><span class=\"c1\"># \u5909\u66f4\u90e8\u306e\u307f\u629c\u7c8b\r\n<\/span><span class=\"n\">INSTALLED_APPS<\/span> <span class=\"o\">=<\/span> <span class=\"p\">[<\/span>\r\n    <span class=\"s\">'django.contrib.admin'<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"s\">'django.contrib.auth'<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"s\">'django.contrib.contenttypes'<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"s\">'django.contrib.sessions'<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"s\">'django.contrib.messages'<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"s\">'django.contrib.staticfiles'<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"s\">'app.apps.AppConfig'<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"s\">'rest_framework'<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"s\">'corsheaders'<\/span>  <span class=\"c1\"># \u8ffd\u52a0\r\n<\/span><span class=\"p\">]<\/span>\r\n\r\n<span class=\"n\">MIDDLEWARE<\/span> <span class=\"o\">=<\/span> <span class=\"p\">[<\/span>\r\n    <span class=\"s\">'django.middleware.security.SecurityMiddleware'<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"s\">'django.contrib.sessions.middleware.SessionMiddleware'<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"s\">'django.middleware.common.CommonMiddleware'<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"s\">'django.middleware.csrf.CsrfViewMiddleware'<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"s\">'django.contrib.auth.middleware.AuthenticationMiddleware'<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"s\">'django.contrib.messages.middleware.MessageMiddleware'<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"s\">'django.middleware.clickjacking.XFrameOptionsMiddleware'<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"s\">'corsheaders.middleware.CorsMiddleware'<\/span><span class=\"p\">,<\/span>  <span class=\"c1\"># \u8ffd\u52a0\r\n<\/span>    <span class=\"s\">'django.middleware.common.CommonMiddleware'<\/span><span class=\"p\">,<\/span>  <span class=\"c1\"># \u8ffd\u52a0\r\n<\/span><span class=\"p\">]<\/span>\r\n<span class=\"n\">CORS_ORIGIN_WHITELIST<\/span> <span class=\"o\">=<\/span> <span class=\"p\">[<\/span>\r\n    <span class=\"s\">'http:\/\/localhost:3000'<\/span><span class=\"p\">,<\/span>  <span class=\"c1\"># \u30d5\u30ed\u30f3\u30c8\u306e\u30b5\u30fc\u30d0\u30fc\r\n<\/span><span class=\"p\">]<\/span>\r\n<\/code><\/pre>\n<h1>\u8c03\u67e5<\/h1>\n<h2>\u9884\u68c0\u8bf7\u6c42\u7684\u76ee\u6807\u5730\u5740<\/h2>\n<p>\u4e5f\u8bb8\u662f\u56e0\u4e3a\u9884\u68c0\u8bf7\u6c42\uff08preflight request\uff09\u4f7f\u7528\u4e86options\u65b9\u5f0f\uff0cAPI\u670d\u52a1\u5668\u7aef\u7981\u6b62\u63a5\u6536options\u8bf7\u6c42\u3002\u56e0\u6b64\uff0c\u6211\u4eec\u9700\u8981\u5728\u76f8\u5173\u89c6\u56fe\uff08view\uff09\u4e2d\u660e\u786e\u521b\u5efa\u5904\u7406options\u7684\u90e8\u5206\uff0c\u5e76\u901a\u8fc7Pycharm\u8c03\u8bd5\u5668\u786e\u8ba4OPTIONS\u8bf7\u6c42\u7684\u76ee\u6807\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"kn\">from<\/span> <span class=\"nn\">rest_framework.views<\/span> <span class=\"kn\">import<\/span> <span class=\"n\">APIView<\/span>\r\n\r\n<span class=\"c1\"># --- \u4e2d\u7565 ---\r\n<\/span>\r\n<span class=\"k\">class<\/span> <span class=\"nc\">ClassBasedView<\/span><span class=\"p\">(<\/span><span class=\"n\">APIView<\/span><span class=\"p\">):<\/span>\r\n\r\n    <span class=\"k\">def<\/span> <span class=\"nf\">post<\/span><span class=\"p\">(<\/span><span class=\"bp\">self<\/span><span class=\"p\">,<\/span> <span class=\"n\">request<\/span><span class=\"p\">,<\/span> <span class=\"nb\">format<\/span><span class=\"o\">=<\/span><span class=\"bp\">None<\/span><span class=\"p\">):<\/span>\r\n        <span class=\"c1\"># \u51e6\u7406\r\n<\/span>\r\n    <span class=\"k\">def<\/span> <span class=\"nf\">options<\/span><span class=\"p\">(<\/span><span class=\"bp\">self<\/span><span class=\"p\">,<\/span> <span class=\"n\">request<\/span><span class=\"p\">,<\/span> <span class=\"nb\">format<\/span><span class=\"o\">=<\/span><span class=\"bp\">None<\/span><span class=\"p\">):<\/span>\r\n        <span class=\"c1\"># \u51e6\u7406\r\n<\/span><\/code><\/pre>\n<p>\u4ece`views`\u7684`axios.post`\u8bf7\u6c42\u4e2d\uff0c\u4f3c\u4e4e\u65e0\u6cd5\u5230\u8fbe`options`\u90e8\u5206\u3002<br \/>\n\u7136\u800c\uff0c\u5982\u679c\u4f7f\u7528`curl`\u53d1\u9001\u8bf7\u6c42\uff0c\u5c06\u53ef\u4ee5\u5230\u8fbe`options`\u3002<br \/>\n\u6b64\u5916\uff0c\u5373\u4f7f\u5c06\u89c6\u56fe\u66f4\u6539\u4e3a\u51fd\u6570\u5f0f\u7684\u5f62\u5f0f\uff0c\u60c5\u51b5\u4ecd\u7136\u76f8\u540c\u3002<\/p>\n<p>\u8fd9\u610f\u5473\u7740\uff0cdjango-cors-header\u7684\u4f7f\u7528\u65b9\u6cd5\u53ef\u80fd\u6709\u4e9b\u9519\u8bef\u5417\uff1f<\/p>\n<h2>axios \u8fdb\u884c\u7684\u8c03\u67e5<\/h2>\n<p>\u5728\u5c1d\u8bd5\u4f7f\u7528ajax\u53d1\u9001post\u8bf7\u6c42\u7684\u540c\u65f6\uff0c\u6211\u6536\u5230\u4e86\u6b63\u5e38\u7684\u54cd\u5e94\u3002<br \/>\n\u67e5\u770bDjango\u7aef\u7684\u65e5\u5fd7\u540e\u53d1\u73b0\uff0c\u4f3c\u4e4e\u6ca1\u6709\u63a5\u6536\u5230OPTIONS\u8bf7\u6c42\u3002<br \/>\n\u6362\u53e5\u8bdd\u8bf4\uff0c\u9884\u68c0\u8bf7\u6c42\u7684\u4f20\u9012\u4f3c\u4e4e\u51fa\u73b0\u4e86\u95ee\u9898\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"c1\">\/\/ header\u306e\u8a2d\u5b9a<\/span>\r\n<span class=\"nx\">axios<\/span><span class=\"p\">.<\/span><span class=\"nx\">defaults<\/span><span class=\"p\">.<\/span><span class=\"nx\">headers<\/span><span class=\"p\">.<\/span><span class=\"nx\">post<\/span><span class=\"p\">[<\/span><span class=\"dl\">'<\/span><span class=\"s1\">Access-Control-Allow-Origin<\/span><span class=\"dl\">'<\/span><span class=\"p\">]<\/span> <span class=\"o\">=<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">http:\/\/localhost:3000<\/span><span class=\"dl\">'<\/span><span class=\"p\">;<\/span>\r\n<span class=\"nx\">axios<\/span><span class=\"p\">.<\/span><span class=\"nx\">defaults<\/span><span class=\"p\">.<\/span><span class=\"nx\">baseURL<\/span> <span class=\"o\">=<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">http:\/\/localhost:3000<\/span><span class=\"dl\">'<\/span><span class=\"p\">;<\/span>\r\n<span class=\"nx\">axios<\/span><span class=\"p\">.<\/span><span class=\"nx\">defaults<\/span><span class=\"p\">.<\/span><span class=\"nx\">headers<\/span><span class=\"p\">.<\/span><span class=\"nx\">post<\/span><span class=\"p\">[<\/span><span class=\"dl\">'<\/span><span class=\"s1\">Content-Type<\/span><span class=\"dl\">'<\/span><span class=\"p\">]<\/span> <span class=\"o\">=<\/span> <span class=\"dl\">'<\/span><span class=\"s1\">application\/json;charset=utf-8<\/span><span class=\"dl\">'<\/span><span class=\"p\">;<\/span>\r\n\r\n<span class=\"nx\">axios<\/span><span class=\"p\">.<\/span><span class=\"nx\">post<\/span><span class=\"p\">(<\/span><span class=\"nx\">url<\/span><span class=\"p\">,<\/span> <span class=\"nx\">params<\/span><span class=\"p\">)<\/span> <span class=\"c1\">\/\/ \u3053\u3063\u3061\u306f\u3060\u3081<\/span>\r\n\r\n<span class=\"nx\">$<\/span><span class=\"p\">.<\/span><span class=\"nx\">ajax<\/span><span class=\"p\">({<\/span><span class=\"na\">url<\/span><span class=\"p\">:<\/span><span class=\"nx\">url<\/span><span class=\"p\">,<\/span> <span class=\"na\">type<\/span><span class=\"p\">:<\/span><span class=\"dl\">'<\/span><span class=\"s1\">POST<\/span><span class=\"dl\">'<\/span><span class=\"p\">,<\/span> <span class=\"na\">data<\/span><span class=\"p\">:<\/span> <span class=\"nx\">params<\/span><span class=\"p\">})<\/span> <span class=\"c1\">\/\/ \u3053\u3061\u3089\u306f\u30ea\u30af\u30a8\u30b9\u30c8\u6210\u529f<\/span>\r\n<\/code><\/pre>\n<h1>\u603b\u7ed3\u548c\u672a\u6765\u8ba1\u5212<\/h1>\n<p>\u7531\u4e8e\u80fd\u591f\u4f7f\u7528Ajax\u83b7\u53d6\u6570\u636e\uff0c\u6211\u4eec\u51b3\u5b9a\u5728\u5f53\u524d\u9636\u6bb5\u7ee7\u7eed\u4f7f\u7528Ajax\u8fdb\u884c\u5f00\u53d1\u3002(\u7531\u4e8e\u65b0\u51a0\u51b2\u51fb\uff0c\u5e94\u7528\u672c\u8eab\u53d8\u5f97\u4e0d\u518d\u9700\u8981&#8230;)<\/p>\n<p>\u672a\u6765\u6211\u6253\u7b97\u67e5\u4e00\u4e0b\u4ee5\u4e0b\u5185\u5bb9\u3002<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">Django\u3067preflight request\u304c\u3069\u3046\u51e6\u7406\u3055\u308c\u308b\u306e\u304b(django-cors-header \u306e\u8a73\u7d30\u306a\u4f7f\u3044\u65b9)<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">axios\u3067preflight request\u304c\u3069\u3046\u3084\u3063\u3066\u9001\u3089\u308c\u308b\u306e\u304b<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>\u603b\u7ed3 \u6b63\u5728\u8c03\u67e5\u4e2d\u3002\u5c1a\u672a\u89e3\u51b3\u3002\u6211\u4eec\u901a\u8fc7\u4e34\u65f6\u63aa\u65bd\u89e3\u51b3\u4e86\u95ee\u9898\u3002 \u5f53\u6211\u4f7f\u7528axios.post\u4ece\u524d\u7aef\u5411Django\uff08R [&hellip;]<\/p>\n","protected":false},"author":4,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-49403","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>\u5728Django REST\u6846\u67b6\u4e2d\uff0c\u9884\u68c0\u8bf7\u6c42\uff08preflight request\uff09\u65e0\u6cd5\u6b63\u5e38\u5de5\u4f5c - Blog 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