{"id":954,"date":"2021-09-12T20:31:04","date_gmt":"2021-09-12T12:31:04","guid":{"rendered":"https:\/\/fireinsect.top\/?p=954"},"modified":"2021-09-12T20:31:04","modified_gmt":"2021-09-12T12:31:04","slug":"cors","status":"publish","type":"post","link":"https:\/\/fireinsect.top\/index.php\/2021\/09\/12\/cors\/","title":{"rendered":"CORS"},"content":{"rendered":"\n<p><code>CORS<\/code>\u662f\u4e00\u4e2a W3C \u6807\u51c6\uff0c\u5168\u79f0\u662f&#8221;\u8de8\u57df\u8d44\u6e90\u5171\u4eab&#8221;\uff08Cross-origin resource sharing\uff09\u3002 \u5b83\u5141\u8bb8\u6d4f\u89c8\u5668\u5411\u8de8\u6e90\u670d\u52a1\u5668\uff0c\u53d1\u51fa XMLHttpRequest \u8bf7\u6c42\uff0c\u4ece\u800c\u514b\u670d\u4e86 AJAX \u53ea\u80fd\u540c\u6e90\u4f7f\u7528\u7684\u9650\u5236\u3002<\/p>\n\n\n\n<p>\u8fd9\u4e2a\u6280\u672f\u4ea7\u751f\u7684\u80cc\u666f\u662f\u7531\u4e8e\u5b89\u5168\u7684\u8003\u8651\uff0c\u6d4f\u89c8\u5668\u4f1a\u7981\u6b62\u8bfb\u53d6\u8de8\u57df\u540d\u7684\u8d44\u6e90\uff0c\u6bd4\u5982\u4f60\u5728 taobao.com \u57df\u540d\u4e0b\u8bf7\u6c42 baidu.com \u57df\u540d\u7684\u670d\u52a1\uff0c\u5c31\u88ab\u7981\u6b62\u5566\u3002<\/p>\n\n\n\n<p>\u6211\u4eec\u5728\u524d\u7aef\u8c03\u7528 Ajax \u5c31\u4f1a\u7ecf\u5e38\u9047\u5230\u8fd9\u6837\u7684\u9519\u8bef<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code class=\"\">Cross-Origin Request Blocked: The Same Origin Policy disallows reading the remote resource at $somesite\n<\/code><\/pre>\n\n\n\n<p>\u5f53\u6211\u4eec\u5728\u63a7\u5236\u53f0\u91cc\u770b\u5230\u8fd9\u6837\u7684\u9519\u8bef\u4fe1\u606f\uff0c\u90a3\u5c31\u8bf4\u660e\u8bf7\u6c42\u8de8\u57df\u5566<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\"><p>\u8de8\u57df\u8fd9\u4e2a\u5728\u524d\u540e\u7aef\u8c03\u7528\u6bd4\u8f83\u9891\u7e41\uff0c\u4e0d\u540c\u7684\u57df\u540d\u8bbf\u95ee\u5c31\u4f1a\u53d1\u751f\u8de8\u57df<\/p><\/blockquote>\n\n\n\n<p>CORS \u6280\u672f\u5c31\u662f\u76f8\u5f53\u4e8e\u5f00\u4e2a\u4fe1\u4efb\u7684\u901a\u9053\uff0c\u8ba9\u670d\u52a1\u5668\u4fe1\u4efb\u8c03\u7528\u65b9\u89e3\u51b3\u8de8\u57df\u7684\u95ee\u9898<\/p>\n\n\n\n<p>\u5173\u4e8e\u5b83\u7684\u5185\u90e8\u673a\u5236\uff0c\u67e5\u770b\u962e\u4e00\u5cf0\u7684\u6587\u7ae0\u4ecb\u7ecd\u7684\u6bd4\u8f83\u8be6\u7ec6\u00a0<a rel=\"noreferrer noopener\" target=\"_blank\" href=\"https:\/\/www.ruanyifeng.com\/blog\/2016\/04\/cors.html\"><span class=\"has-inline-color has-pale-cyan-blue-color\"><span style=\"text-decoration: underline;\">\u8de8\u57df\u8d44\u6e90\u5171\u4eab CORS \u8be6\u89e3<\/span><\/span>\u00a0<\/a>\u3002<\/p>\n\n\n\n<p>\u6211\u4eec\u8fd9\u91cc\u4e3b\u8981\u6765\u770b SpringBoot \u5982\u4f55\u652f\u6301 CORS \u8bf7\u6c42\uff0c\u5b9e\u9645\u4e0a\u975e\u5e38\u7b80\u5355\uff0c\u6211\u4eec\u63a8\u8350\u4f7f\u7528 Filter \u65b9\u5f0f\u6765\u89e3\u51b3<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code class=\"\">\n<strong>package<\/strong> com.youkeda.comment;\n\n<strong>import<\/strong> org.springframework.boot.web.servlet.FilterRegistrationBean;\n<strong>import<\/strong> org.springframework.context.annotation.Bean;\n<strong>import<\/strong> org.springframework.context.annotation.Configuration;\n<strong>import<\/strong> org.springframework.web.cors.CorsConfiguration;\n<strong>import<\/strong> org.springframework.web.cors.UrlBasedCorsConfigurationSource;\n<strong>import<\/strong> org.springframework.web.filter.CorsFilter;\n\n<strong>import<\/strong> java.time.Duration;\n\n<strong>@Configuration<\/strong>\n<strong>public<\/strong> <strong>class<\/strong> <strong>CorsConfig<\/strong> {\n\n    <strong>@Bean<\/strong>\n    <strong>public<\/strong> FilterRegistrationBean <strong>corsFilter<\/strong>() {\n        UrlBasedCorsConfigurationSource source = <strong>new<\/strong> UrlBasedCorsConfigurationSource();\n        CorsConfiguration config = <strong>new<\/strong> CorsConfiguration();\n        config.setAllowCredentials(<strong>true<\/strong>);\n        <em>\/\/ \u8bbe\u7f6e\u4f60\u8981\u5141\u8bb8\u7684\u7f51\u7ad9\u57df\u540d\uff0c\u5982\u679c\u5168\u5141\u8bb8\u5219\u8bbe\u4e3a *<\/em>\n        config.addAllowedOrigin(\"*\");\n        <em>\/\/ \u5982\u679c\u8981\u9650\u5236 HEADER \u6216 METHOD \u8bf7\u81ea\u884c\u66f4\u6539<\/em>\n        config.addAllowedHeader(\"*\");\n        config.addAllowedMethod(\"*\");\n        config.setMaxAge(Duration.ofDays(5));\n        source.registerCorsConfiguration(\"\/**\", config);\n        FilterRegistrationBean bean = <strong>new<\/strong> FilterRegistrationBean(<strong>new<\/strong> CorsFilter(source));\n        <em>\/\/ \u8fd9\u4e2a\u987a\u5e8f\u5f88\u91cd\u8981\u54e6\uff0c\u4e3a\u907f\u514d\u9ebb\u70e6\u8bf7\u8bbe\u7f6e\u5728\u6700\u524d<\/em>\n        bean.setOrder(0);\n        <strong>return<\/strong> bean;\n    }\n}\n<\/code><\/pre>\n\n\n\n<p>\u5982\u4e0a\uff0c\u53ea\u8981\u5728\u5de5\u7a0b\u91cc\u521b\u5efa CorsConfig \u8fd9\u4e2a\u7c7b\u5c31\u53ef\u4ee5\u4e86\uff0c\u4ee3\u7801\u5982\u4e0a\u4e3b\u8981\u662f\u81ea\u5b9a\u4e49\u4e86\u4e00\u4e2a Filter \u62e6\u622a\u6240\u6709\u7684\u8bf7\u6c42\u4ece\u800c\u5b8c\u6210 Cors \u7684\u914d\u7f6e\u3002\u7531\u4e8e\u8fd9\u4e2a\u914d\u7f6e\u662f\u4e00\u6b21\u6027\u7684\uff0c\u6240\u4ee5\u5de5\u7a0b\u5982\u679c\u6ca1\u6709\u8fd9\u4e2a\u914d\u7f6e\uff0c\u6216\u8005\u770b\u5230\u9519\u8bef\uff0c\u5c31\u8981\u6dfb\u52a0\u4e00\u4e0b<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code class=\"\">Cross-Origin Request Blocked: The Same Origin Policy disallows reading the remote resource at $somesite<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"<p>CORS\u662f\u4e00\u4e2a W3C \u6807\u51c6\uff0c\u5168\u79f0\u662f&#8221;\u8de8\u57df\u8d44\u6e90\u5171\u4eab&#8221;\uff08Cross-origin res [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"spay_email":"","footnotes":""},"categories":[4],"tags":[],"class_list":["post-954","post","type-post","status-publish","format-standard","hentry","category-4"],"jetpack_featured_media_url":"","_links":{"self":[{"href":"https:\/\/fireinsect.top\/index.php\/wp-json\/wp\/v2\/posts\/954"}],"collection":[{"href":"https:\/\/fireinsect.top\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fireinsect.top\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fireinsect.top\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fireinsect.top\/index.php\/wp-json\/wp\/v2\/comments?post=954"}],"version-history":[{"count":1,"href":"https:\/\/fireinsect.top\/index.php\/wp-json\/wp\/v2\/posts\/954\/revisions"}],"predecessor-version":[{"id":955,"href":"https:\/\/fireinsect.top\/index.php\/wp-json\/wp\/v2\/posts\/954\/revisions\/955"}],"wp:attachment":[{"href":"https:\/\/fireinsect.top\/index.php\/wp-json\/wp\/v2\/media?parent=954"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fireinsect.top\/index.php\/wp-json\/wp\/v2\/categories?post=954"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fireinsect.top\/index.php\/wp-json\/wp\/v2\/tags?post=954"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}