{"id":4661,"date":"2021-12-19T17:02:36","date_gmt":"2021-12-19T09:02:36","guid":{"rendered":"http:\/\/123.57.164.21\/?p=4661"},"modified":"2021-12-19T17:02:36","modified_gmt":"2021-12-19T09:02:36","slug":"spring-cloud-gateway-predict","status":"publish","type":"post","link":"https:\/\/92it.top\/?p=4661","title":{"rendered":"Spring Cloud Gateway Predict"},"content":{"rendered":"\n<h5 class=\"wp-block-heading\">Spring Cloud gateway\u5de5\u4f5c\u6d41\u7a0b<\/h5>\n\n\n\n<hr class=\"wp-block-separator\"\/>\n\n\n\n<p>\u5728\u4e4b\u524d\u7684\u6587\u7ae0\u7684Spring Cloud Gateway\u521d\u4f53\u9a8c\u4e2d\uff0c\u5927\u5bb6\u5df2\u7ecf\u5bf9Spring Cloud Gateway\u7684\u529f\u80fd\u6709\u4e00\u4e2a\u521d\u6b65\u7684\u8ba4\u8bc6\uff0c\u7f51\u5173\u4f5c\u4e3a\u4e00\u4e2a\u7cfb\u7edf\u7684\u6d41\u91cf\u7684\u5165\u53e3\uff0c\u6709\u7740\u4e3e\u8db3\u8f7b\u91cd\u7684\u4f5c\u7528\uff0c\u901a\u5e38\u7684\u4f5c\u7528\u5982\u4e0b\uff1a<\/p>\n\n\n\n<ul><li>\u534f\u8bae\u8f6c\u6362\uff0c\u8def\u7531\u8f6c\u53d1<\/li><li>\u6d41\u91cf\u805a\u5408\uff0c\u5bf9\u6d41\u91cf\u8fdb\u884c\u76d1\u63a7\uff0c\u65e5\u5fd7\u8f93\u51fa<\/li><li>\u4f5c\u4e3a\u6574\u4e2a\u7cfb\u7edf\u7684\u524d\u7aef\u5de5\u7a0b\uff0c\u5bf9\u6d41\u91cf\u8fdb\u884c\u63a7\u5236\uff0c\u6709\u9650\u6d41\u7684\u4f5c\u7528<\/li><li>\u4f5c\u4e3a\u7cfb\u7edf\u7684\u524d\u7aef\u8fb9\u754c\uff0c\u5916\u90e8\u6d41\u91cf\u53ea\u80fd\u901a\u8fc7\u7f51\u5173\u624d\u80fd\u8bbf\u95ee\u7cfb\u7edf<\/li><li>\u53ef\u4ee5\u5728\u7f51\u5173\u5c42\u505a\u6743\u9650\u7684\u5224\u65ad<\/li><li>\u53ef\u4ee5\u5728\u7f51\u5173\u5c42\u505a\u7f13\u5b58<\/li><\/ul>\n\n\n\n<p>Spring Cloud Gateway\u4f5c\u4e3aSpring Cloud\u6846\u67b6\u7684\u7b2c\u4e8c\u4ee3\u7f51\u5173\uff0c\u5728\u529f\u80fd\u4e0a\u8981\u6bd4Zuul\u66f4\u52a0\u7684\u5f3a\u5927\uff0c\u6027\u80fd\u4e5f\u66f4\u597d\u3002\u968f\u7740Spring Cloud\u7684\u7248\u672c\u8fed\u4ee3\uff0cSpring Cloud\u5b98\u65b9\u6709\u6253\u7b97\u5f03\u7528Zuul\u7684\u610f\u601d\u3002\u5728\u7b14\u8005\u8c03\u7528\u4e86Spring Cloud Gateway\u7684\u4f7f\u7528\u548c\u529f\u80fd\u4e0a\uff0cSpring Cloud Gateway\u66ff\u6362\u6389Zuul\u7684\u6210\u672c\u4e0a\u662f\u975e\u5e38\u4f4e\u7684\uff0c\u51e0\u4e4e\u53ef\u4ee5\u65e0\u7f1d\u5207\u6362\u3002Spring Cloud Gateway\u51e0\u4e4e\u5305\u542b\u4e86zuul\u7684\u6240\u6709\u529f\u80fd\u3002<\/p>\n\n\n\n<p>\u5ba2\u6237\u7aef\u5411Spring Cloud Gateway\u53d1\u51fa\u8bf7\u6c42\u3002 \u5982\u679cGateway Handler Mapping\u786e\u5b9a\u8bf7\u6c42\u4e0e\u8def\u7531\u5339\u914d\uff08\u8fd9\u4e2a\u65f6\u5019\u5c31\u7528\u5230predicate\uff09\uff0c\u5219\u5c06\u5176\u53d1\u9001\u5230Gateway web handler\u5904\u7406\u3002 Gateway web handler\u5904\u7406\u8bf7\u6c42\u65f6\u4f1a\u7ecf\u8fc7\u4e00\u7cfb\u5217\u7684\u8fc7\u6ee4\u5668\u94fe\u3002 \u8fc7\u6ee4\u5668\u94fe\u88ab\u865a\u7ebf\u5212\u5206\u7684\u539f\u56e0\u662f\u8fc7\u6ee4\u5668\u94fe\u53ef\u4ee5\u5728\u53d1\u9001\u4ee3\u7406\u8bf7\u6c42\u4e4b\u524d\u6216\u4e4b\u540e\u6267\u884c\u8fc7\u6ee4\u903b\u8f91\u3002 \u5148\u6267\u884c\u6240\u6709\u201cpre\u201d\u8fc7\u6ee4\u5668\u903b\u8f91\uff0c\u7136\u540e\u8fdb\u884c\u4ee3\u7406\u8bf7\u6c42\u3002 \u5728\u53d1\u51fa\u4ee3\u7406\u8bf7\u6c42\u4e4b\u540e\uff0c\u6536\u5230\u4ee3\u7406\u670d\u52a1\u7684\u54cd\u5e94\u4e4b\u540e\u6267\u884c\u201cpost\u201d\u8fc7\u6ee4\u5668\u903b\u8f91\u3002\u8fd9\u8ddfzuul\u7684\u5904\u7406\u8fc7\u7a0b\u5f88\u7c7b\u4f3c\u3002\u5728\u6267\u884c\u6240\u6709\u201cpre\u201d\u8fc7\u6ee4\u5668\u903b\u8f91\u65f6\uff0c\u5f80\u5f80\u8fdb\u884c\u4e86\u9274\u6743\u3001\u9650\u6d41\u3001\u65e5\u5fd7\u8f93\u51fa\u7b49\u529f\u80fd\uff0c\u4ee5\u53ca\u8bf7\u6c42\u5934\u7684\u66f4\u6539\u3001\u534f\u8bae\u7684\u8f6c\u6362\uff1b\u8f6c\u53d1\u4e4b\u540e\u6536\u5230\u54cd\u5e94\u4e4b\u540e\uff0c\u4f1a\u6267\u884c\u6240\u6709\u201cpost\u201d\u8fc7\u6ee4\u5668\u7684\u903b\u8f91\uff0c\u5728\u8fd9\u91cc\u53ef\u4ee5\u54cd\u5e94\u6570\u636e\u8fdb\u884c\u4e86\u4fee\u6539\uff0c\u6bd4\u5982\u54cd\u5e94\u5934\u3001\u534f\u8bae\u7684\u8f6c\u6362\u7b49\u3002<\/p>\n\n\n\n<p>\u5728\u4e0a\u9762\u7684\u5904\u7406\u8fc7\u7a0b\u4e2d\uff0c\u6709\u4e00\u4e2a\u91cd\u8981\u7684\u70b9\u5c31\u662f\u8bb2\u8bf7\u6c42\u548c\u8def\u7531\u8fdb\u884c\u5339\u914d\uff0c\u8fd9\u65f6\u5019\u5c31\u9700\u8981\u7528\u5230predicate\uff0c\u5b83\u662f\u51b3\u5b9a\u4e86\u4e00\u4e2a\u8bf7\u6c42\u8d70\u54ea\u4e00\u4e2a\u8def\u7531\u3002<\/p>\n\n\n\n<h5 class=\"wp-block-heading\" id=\"predicate\u7b80\u4ecb\">predicate\u7b80\u4ecb<\/h5>\n\n\n\n<hr class=\"wp-block-separator\"\/>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\"><p>Predicate\u6765\u81ea\u4e8ejava8\u7684\u63a5\u53e3\u3002Predicate&nbsp;\u63a5\u53d7\u4e00\u4e2a\u8f93\u5165\u53c2\u6570\uff0c\u8fd4\u56de\u4e00\u4e2a\u5e03\u5c14\u503c\u7ed3\u679c\u3002\u8be5\u63a5\u53e3\u5305\u542b\u591a\u79cd\u9ed8\u8ba4\u65b9\u6cd5\u6765\u5c06Predicate\u7ec4\u5408\u6210\u5176\u4ed6\u590d\u6742\u7684\u903b\u8f91\uff08\u6bd4\u5982\uff1a\u4e0e\uff0c\u6216\uff0c\u975e\uff09\u3002\u53ef\u4ee5\u7528\u4e8e\u63a5\u53e3\u8bf7\u6c42\u53c2\u6570\u6821\u9a8c\u3001\u5224\u65ad\u65b0\u8001\u6570\u636e\u662f\u5426\u6709\u53d8\u5316\u9700\u8981\u8fdb\u884c\u66f4\u65b0\u64cd\u4f5c\u3002add&#8211;\u4e0e\u3001or&#8211;\u6216\u3001negate&#8211;\u975e\u3002<\/p><\/blockquote>\n\n\n\n<p>Spring Cloud Gateway\u5185\u7f6e\u4e86\u8bb8\u591aPredict,\u8fd9\u4e9bPredict\u7684\u6e90\u7801\u5728org.springframework.cloud.gateway.handler.predicate\u5305\u4e2d\uff0c\u5982\u679c\u8bfb\u8005\u6709\u5174\u8da3\u53ef\u4ee5\u9605\u8bfb\u4e00\u4e0b\u3002\u73b0\u5728\u5217\u4e3e\u5404\u79cdPredicate\u5982\u4e0b\u56fe\uff1a<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/123.57.164.21\/wp-content\/uploads\/2021\/12\/image-235-1024x522.png\" alt=\"\" class=\"wp-image-4662\" width=\"565\" height=\"288\" srcset=\"https:\/\/92it.top\/wp-content\/uploads\/2021\/12\/image-235-1024x522.png 1024w, https:\/\/92it.top\/wp-content\/uploads\/2021\/12\/image-235-300x153.png 300w, https:\/\/92it.top\/wp-content\/uploads\/2021\/12\/image-235-768x392.png 768w, https:\/\/92it.top\/wp-content\/uploads\/2021\/12\/image-235-1536x783.png 1536w, https:\/\/92it.top\/wp-content\/uploads\/2021\/12\/image-235-830x423.png 830w, https:\/\/92it.top\/wp-content\/uploads\/2021\/12\/image-235-230x117.png 230w, https:\/\/92it.top\/wp-content\/uploads\/2021\/12\/image-235-350x179.png 350w, https:\/\/92it.top\/wp-content\/uploads\/2021\/12\/image-235-480x245.png 480w, https:\/\/92it.top\/wp-content\/uploads\/2021\/12\/image-235.png 1796w\" sizes=\"(max-width: 565px) 100vw, 565px\" \/><\/figure><\/div>\n\n\n\n<p>\u5728\u4e0a\u56fe\u4e2d\uff0c\u6709\u5f88\u591a\u7c7b\u578b\u7684Predicate,\u6bd4\u5982\u8bf4\u65f6\u95f4\u7c7b\u578b\u7684Predicated\uff08AfterRoutePredicateFactory BeforeRoutePredicateFactory BetweenRoutePredicateFactory\uff09\uff0c\u5f53\u53ea\u6709\u6ee1\u8db3\u7279\u5b9a\u65f6\u95f4\u8981\u6c42\u7684\u8bf7\u6c42\u4f1a\u8fdb\u5165\u5230\u6b64predicate\u4e2d\uff0c\u5e76\u4ea4\u7531router\u5904\u7406\uff1bcookie\u7c7b\u578b\u7684CookieRoutePredicateFactory\uff0c\u6307\u5b9a\u7684cookie\u6ee1\u8db3\u6b63\u5219\u5339\u914d\uff0c\u624d\u4f1a\u8fdb\u5165\u6b64router;\u4ee5\u53cahost\u3001method\u3001path\u3001querparam\u3001remoteaddr\u7c7b\u578b\u7684predicate\uff0c\u6bcf\u4e00\u79cdpredicate\u90fd\u4f1a\u5bf9\u5f53\u524d\u7684\u5ba2\u6237\u7aef\u8bf7\u6c42\u8fdb\u884c\u5224\u65ad\uff0c\u662f\u5426\u6ee1\u8db3\u5f53\u524d\u7684\u8981\u6c42\uff0c\u5982\u679c\u6ee1\u8db3\u5219\u4ea4\u7ed9\u5f53\u524d\u8bf7\u6c42\u5904\u7406\u3002\u5982\u679c\u6709\u5f88\u591a\u4e2aPredicate\uff0c\u5e76\u4e14\u4e00\u4e2a\u8bf7\u6c42\u6ee1\u8db3\u591a\u4e2aPredicate\uff0c\u5219\u6309\u7167\u914d\u7f6e\u7684\u987a\u5e8f\u7b2c\u4e00\u4e2a\u751f\u6548<\/p>\n\n\n\n<h5 class=\"wp-block-heading\">predicate\u5b9e\u6218<\/h5>\n\n\n\n<hr class=\"wp-block-separator\"\/>\n\n\n\n<p>\u73b0\u5728\u4ee5\u6848\u4f8b\u7684\u5f62\u5f0f\u6765\u8bb2\u89e3predicate\uff0c\u672c\u6587\u4e2d\u7684\u6848\u4f8b\u57fa\u672c\u6765\u6e90\u4e8e\u5b98\u65b9\u6587\u6863\uff0c\u5b98\u65b9\u6587\u6863\u5730\u5740\uff1ahttp:\/\/cloud.spring.io\/spring-cloud-static\/spring-cloud-gateway\/2.0.0.RELEASE\/single\/spring-cloud-gateway.html \uff1b\u5982\u679c\u6709\u4efb\u4f55\u95ee\u9898\u6b22\u8fce\u548c\u6211\u8054\u7cfb\uff0c\u548c\u6211\u8ba8\u8bba\u3002<\/p>\n\n\n\n<p>\u521b\u5efa\u4e00\u4e2a\u5de5\u7a0b\uff0c\u5728\u5de5\u7a0b\u7684pom\u6587\u4ef6\u5f15\u5165spring cloud gateway \u7684\u8d77\u6b65\u4f9d\u8d56spring-cloud-starter-gateway\uff0cspring cloud\u7248\u672c\u548cspring boot\u7248\u672c\uff0c\u4ee3\u7801\u5982\u4e0b\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">&lt;parent>\n        &lt;groupId>org.springframework.boot&lt;\/groupId>\n        &lt;artifactId>spring-boot-starter-parent&lt;\/artifactId>\n        &lt;version>2.0.5.RELEASE&lt;\/version>\n    &lt;\/parent>\n\n    &lt;dependencyManagement>\n        &lt;dependencies>\n            &lt;dependency>\n                &lt;groupId>org.springframework.cloud&lt;\/groupId>\n                &lt;artifactId>spring-cloud-dependencies&lt;\/artifactId>\n                &lt;version>Finchley.SR1&lt;\/version>\n                &lt;type>pom&lt;\/type>\n                &lt;scope>import&lt;\/scope>\n            &lt;\/dependency>\n        &lt;\/dependencies>\n    &lt;\/dependencyManagement>\n\n  &lt;dependency>\n      &lt;groupId>org.springframework.cloud&lt;\/groupId>\n      &lt;artifactId>spring-cloud-starter-gateway&lt;\/artifactId>\n  &lt;\/dependency><\/pre>\n\n\n\n<ul><li><strong>After Route Predicate Factory<\/strong><\/li><\/ul>\n\n\n\n<p>AfterRoutePredicateFactory\uff0c\u53ef\u914d\u7f6e\u4e00\u4e2a\u65f6\u95f4\uff0c\u5f53\u8bf7\u6c42\u7684\u65f6\u95f4\u5728\u914d\u7f6e\u65f6\u95f4\u4e4b\u540e\uff0c\u624d\u4ea4\u7ed9 router\u53bb\u5904\u7406\u3002\u5426\u5219\u5219\u62a5\u9519\uff0c\u4e0d\u901a\u8fc7\u8def\u7531\u3002<\/p>\n\n\n\n<p>\u5728\u5de5\u7a0b\u7684application.yml\u914d\u7f6e\u5982\u4e0b\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">server:\n  port: 8081\nspring:\n  profiles:\n    active: after_route\n\n---\nspring:\n  cloud:\n    gateway:\n      routes:\n      - id: after_route\n        uri: http:\/\/httpbin.org:80\/get\n        predicates:\n        - After=2017-01-20T17:42:47.789-07:00[America\/Denver]\n  profiles: after_route\n\n<\/pre>\n\n\n\n<p>\u5728\u4e0a\u9762\u7684\u914d\u7f6e\u6587\u4ef6\u4e2d\uff0c\u914d\u7f6e\u4e86\u670d\u52a1\u7684\u7aef\u53e3\u4e3a8081\uff0c\u914d\u7f6espring.profiles.active:after_route\u6307\u5b9a\u4e86\u7a0b\u5e8f\u7684spring\u7684\u542f\u52a8\u6587\u4ef6\u4e3aafter_route\u6587\u4ef6\u3002\u5728application.yml\u518d\u5efa\u4e00\u4e2a\u914d\u7f6e\u6587\u4ef6\uff0c\u8bed\u6cd5\u662f\u4e09\u4e2a\u6a2a\u7ebf\uff0c\u5728\u6b64\u914d\u7f6e\u6587\u4ef6\u4e2d\u901a\u8fc7spring.profiles\u6765\u914d\u7f6e\u6587\u4ef6\u540d\uff0c\u548cspring.profiles.active\u4e00\u81f4\uff0c\u7136\u540e\u914d\u7f6espring cloud gateway \u76f8\u5173\u7684\u914d\u7f6e\uff0cid\u6807\u7b7e\u914d\u7f6e\u7684\u662frouter\u7684id\uff0c\u6bcf\u4e2arouter\u90fd\u9700\u8981\u4e00\u4e2a\u552f\u4e00\u7684id\uff0curi\u914d\u7f6e\u7684\u662f\u5c06\u8bf7\u6c42\u8def\u7531\u5230\u54ea\u91cc\uff0c\u672c\u6848\u4f8b\u5168\u90e8\u8def\u7531\u5230http:\/\/httpbin.org:80\/get\u3002<\/p>\n\n\n\n<p>predicates\uff1a After=2017-01-20T17:42:47.789-07:00[America\/Denver] \u4f1a\u88ab\u89e3\u6790\u6210PredicateDefinition\u5bf9\u8c61 \uff08name =After \uff0cargs= 2017-01-20T17:42:47.789-07:00[America\/Denver]\uff09\u3002\u5728\u8fd9\u91cc\u9700\u8981\u6ce8\u610f\u7684\u662fpredicates\u7684After\u8fd9\u4e2a\u914d\u7f6e\uff0c\u9075\u5faa\u7684\u5951\u7ea6\u5927\u4e8e\u914d\u7f6e\u7684\u601d\u60f3\uff0c\u5b83\u5b9e\u9645\u88abAfterRoutePredicateFactory\u8fd9\u4e2a\u7c7b\u6240\u5904\u7406\uff0c\u8fd9\u4e2aAfter\u5c31\u662f\u6307\u5b9a\u4e86\u5b83\u7684Gateway web handler\u7c7b\u4e3aAfterRoutePredicateFactory\uff0c\u540c\u7406\uff0c\u5176\u4ed6\u7c7b\u578b\u7684predicate\u4e5f\u9075\u5faa\u8fd9\u4e2a\u89c4\u5219\u3002<\/p>\n\n\n\n<p>\u5f53\u8bf7\u6c42\u7684\u65f6\u95f4\u5728\u8fd9\u4e2a\u914d\u7f6e\u7684\u65f6\u95f4\u4e4b\u540e\uff0c\u8bf7\u6c42\u4f1a\u88ab\u8def\u7531\u5230http:\/\/httpbin.org:80\/get\u3002<\/p>\n\n\n\n<p>\u542f\u52a8\u5de5\u7a0b\uff0c\u5728\u6d4f\u89c8\u5668\u4e0a\u8bbf\u95eehttp:\/\/localhost:8081\/\uff0c\u4f1a\u663e\u793ahttp:\/\/httpbin.org:80\/get\u8fd4\u56de\u7684\u7ed3\u679c\uff0c\u6b64\u65f6gateway\u8def\u7531\u5230\u4e86\u914d\u7f6e\u7684uri\u3002\u5982\u679c\u6211\u4eec\u5c06\u914d\u7f6e\u7684\u65f6\u95f4\u8bbe\u7f6e\u5230\u5f53\u524d\u65f6\u4e4b\u540e\uff0c\u6d4f\u89c8\u5668\u4f1a\u663e\u793a404\uff0c\u6b64\u65f6\u8bc1\u660e\u6ca1\u6709\u8def\u7531\u5230\u914d\u7f6e\u7684uri.<\/p>\n\n\n\n<p>\u8ddf\u65f6\u95f4\u76f8\u5173\u7684predicates\u8fd8\u6709Before Route Predicate Factory\u3001Between Route Predicate Factory\uff0c\u8bfb\u8005\u53ef\u4ee5\u81ea\u884c\u67e5\u9605\u5b98\u65b9\u6587\u6863\u3002<\/p>\n\n\n\n<ul><li><strong>Header Route Predicate Factory<\/strong><\/li><\/ul>\n\n\n\n<p>Header Route Predicate Factory\u9700\u89812\u4e2a\u53c2\u6570\uff0c\u4e00\u4e2a\u662fheader\u540d\uff0c\u53e6\u5916\u4e00\u4e2aheader\u503c\uff0c\u8be5\u503c\u53ef\u4ee5\u662f\u4e00\u4e2a\u6b63\u5219\u8868\u8fbe\u5f0f\u3002\u5f53\u6b64\u65ad\u8a00\u5339\u914d\u4e86\u8bf7\u6c42\u7684header\u540d\u548c\u503c\u65f6\uff0c\u65ad\u8a00\u901a\u8fc7\uff0c\u8fdb\u5165\u5230router\u7684\u89c4\u5219\u4e2d\u53bb\u3002<\/p>\n\n\n\n<p>\u5728\u5de5\u7a0b\u7684\u914d\u7f6e\u6587\u4ef6\u52a0\u4e0a\u4ee5\u4e0b\u7684\u914d\u7f6e\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">spring:\n  profiles:\n    active: header_route\n\n---\nspring:\n  cloud:\n    gateway:\n      routes:\n      - id: header_route\n        uri: http:\/\/httpbin.org:80\/get\n        predicates:\n        - Header=X-Request-Id, \\d+\n  profiles: header_route\n<\/pre>\n\n\n\n<p>\u5728\u4e0a\u9762\u7684\u914d\u7f6e\u4e2d\uff0c\u5f53\u8bf7\u6c42\u7684Header\u4e2d\u6709X-Request-Id\u7684header\u540d\uff0c\u4e14header\u503c\u4e3a\u6570\u5b57\u65f6\uff0c\u8bf7\u6c42\u4f1a\u88ab\u8def\u7531\u5230\u914d\u7f6e\u7684 uri. \u4f7f\u7528curl\u6267\u884c\u4ee5\u4e0b\u547d\u4ee4:<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">$ curl -H 'X-Request-Id:1' localhost:8081\n<\/pre>\n\n\n\n<p>\u6267\u884c\u547d\u4ee4\u540e\uff0c\u4f1a\u6b63\u786e\u7684\u8fd4\u56de\u8bf7\u6c42\u7ed3\u679c\uff0c\u7ed3\u679c\u7701\u7565\u3002\u5982\u679c\u5728\u8bf7\u6c42\u4e2d\u6ca1\u6709\u5e26\u4e0aX-Request-Id\u7684header\u540d\uff0c\u5e76\u4e14\u503c\u4e0d\u4e3a\u6570\u5b57\u65f6\uff0c\u8bf7\u6c42\u5c31\u4f1a\u62a5404\uff0c\u8def\u7531\u6ca1\u6709\u88ab\u6b63\u786e\u8f6c\u53d1\u3002<\/p>\n\n\n\n<ul><li><strong>Cookie Route Predicate Factory<\/strong><\/li><\/ul>\n\n\n\n<p>Cookie Route Predicate Factory\u9700\u89812\u4e2a\u53c2\u6570\uff0c\u4e00\u4e2a\u65f6cookie\u540d\u5b57\uff0c\u53e6\u4e00\u4e2a\u65f6\u503c\uff0c\u53ef\u4ee5\u4e3a\u6b63\u5219\u8868\u8fbe\u5f0f\u3002\u5b83\u7528\u4e8e\u5339\u914d\u8bf7\u6c42\u4e2d\uff0c\u5e26\u6709\u8be5\u540d\u79f0\u7684cookie\u548ccookie\u5339\u914d\u6b63\u5219\u8868\u8fbe\u5f0f\u7684\u8bf7\u6c42\u3002<\/p>\n\n\n\n<p>\u5728\u914d\u7f6e\u6587\u4ef6\u6dfb\u52a0\u4ee5\u4e0b\u914d\u7f6e\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">spring:\n  profiles:\n    active: cookie_route\n\n\n---\nspring:\n  cloud:\n    gateway:\n      routes:\n      - id: cookie_route\n        uri: http:\/\/httpbin.org:80\/get\n        predicates:\n        - Cookie=name, forezp\n  profiles: cookie_route<\/pre>\n\n\n\n<p>\u5728\u4e0a\u9762\u7684\u914d\u7f6e\u4e2d\uff0c\u8bf7\u6c42\u5e26\u6709cookie\u540d\u4e3a name, cookie\u503c\u4e3aforezp \u7684\u8bf7\u6c42\u5c06\u90fd\u4f1a\u8f6c\u53d1\u5230uri\u4e3a http:\/\/httpbin.org:80\/get\u7684\u5730\u5740\u4e0a\u3002 \u4f7f\u7528curl\u547d\u4ee4\u8fdb\u884c\u8bf7\u6c42\uff0c\u5728\u8bf7\u6c42\u4e2d\u5e26\u4e0a cookie\uff0c\u4f1a\u8fd4\u56de\u6b63\u786e\u7684\u7ed3\u679c\uff0c\u5426\u5219\uff0c\u8bf7\u6c42\u62a5404\u9519\u8bef\u3002<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">$ curl -H 'Cookie:name=forezp' localhost:8081\n<\/pre>\n\n\n\n<ul><li><strong>Host Route Predicate Factory<\/strong><\/li><\/ul>\n\n\n\n<p>Host Route Predicate Factory\u9700\u8981\u4e00\u4e2a\u53c2\u6570\u5373hostname\uff0c\u5b83\u53ef\u4ee5\u4f7f\u7528. * \u7b49\u53bb\u5339\u914dhost\u3002\u8fd9\u4e2a\u53c2\u6570\u4f1a\u5339\u914d\u8bf7\u6c42\u5934\u4e2d\u7684host\u7684\u503c\uff0c\u4e00\u81f4\uff0c\u5219\u8bf7\u6c42\u6b63\u786e\u8f6c\u53d1\u3002<\/p>\n\n\n\n<p>\u5728\u5de5\u7a0b\u7684\u914d\u7f6e\u6587\u4ef6\uff0c\u52a0\u4e0a\u4ee5\u4e0b\u914d\u7f6e\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">spring:\n  profiles:\n    active: host_route\n---\nspring:\n  cloud:\n    gateway:\n      routes:\n      - id: host_route\n        uri: http:\/\/httpbin.org:80\/get\n        predicates:\n        - Host=**.fangzhipeng.com\n  profiles: host_route\n<\/pre>\n\n\n\n<p>\u5728\u4e0a\u9762\u7684\u914d\u7f6e\u4e2d\uff0c\u8bf7\u6c42\u5934\u4e2d\u542b\u6709Host\u4e3afangzhipeng.com\u7684\u8bf7\u6c42\u5c06\u4f1a\u88ab\u8def\u7531\u8f6c\u53d1\u8f6c\u53d1\u5230\u914d\u7f6e\u7684uri\u3002 \u542f\u52a8\u5de5\u7a0b\uff0c\u6267\u884c\u4ee5\u4e0b\u7684curl\u547d\u4ee4\uff0c\u8bf7\u6c42\u4f1a\u8fd4\u56de\u6b63\u786e\u7684\u8bf7\u6c42\u7ed3\u679c\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">curl -H 'Host:www.fangzhipeng.com' localhost:8081\n<\/pre>\n\n\n\n<ul><li><strong>Method Route Predicate Factory<\/strong><\/li><\/ul>\n\n\n\n<p>Method Route Predicate Factory \u9700\u8981\u4e00\u4e2a\u53c2\u6570\uff0c\u5373\u8bf7\u6c42\u7684\u7c7b\u578b\u3002\u6bd4\u5982GET\u7c7b\u578b\u7684\u8bf7\u6c42\u90fd\u8f6c\u53d1\u5230\u6b64\u8def\u7531\u3002\u5728\u5de5\u7a0b\u7684\u914d\u7f6e\u6587\u4ef6\u52a0\u4e0a\u4ee5\u4e0b\u7684\u914d\u7f6e\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">spring:\n  profiles:\n    active: method_route\n\n---\nspring:\n  cloud:\n    gateway:\n      routes:\n      - id: method_route\n        uri: http:\/\/httpbin.org:80\/get\n        predicates:\n        - Method=GET\n  profiles: method_route\n<\/pre>\n\n\n\n<p>\u5728\u4e0a\u9762\u7684\u914d\u7f6e\u4e2d\uff0c\u6240\u6709\u7684GET\u7c7b\u578b\u7684\u8bf7\u6c42\u90fd\u4f1a\u8def\u7531\u8f6c\u53d1\u5230\u914d\u7f6e\u7684uri\u3002\u4f7f\u7528 curl\u547d\u4ee4\u6a21\u62df get\u7c7b\u578b\u7684\u8bf7\u6c42\uff0c\u4f1a\u5f97\u5230\u6b63\u786e\u7684\u8fd4\u56de\u7ed3\u679c\u3002<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">$ curl localhost:8081\n<\/pre>\n\n\n\n<p>\u4f7f\u7528 curl\u547d\u4ee4\u6a21\u62df post\u8bf7\u6c42\uff0c\u5219\u8fd4\u56de404\u7ed3\u679c\u3002<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">$ curl -XPOST localhost:8081\n<\/pre>\n\n\n\n<ul><li><strong>Path Route Predicate Factory<\/strong><\/li><\/ul>\n\n\n\n<p>Path Route Predicate Factory \u9700\u8981\u4e00\u4e2a\u53c2\u6570: \u4e00\u4e2aspel\u8868\u8fbe\u5f0f\uff0c\u5e94\u7528\u5339\u914d\u8def\u5f84\u3002<\/p>\n\n\n\n<p>\u5728\u5de5\u7a0b\u7684\u914d\u7f6e\u6587\u4ef6application.yml\u6587\u4ef6\u4e2d\uff0c\u505a\u4ee5\u4e0b\u7684\u914d\u7f6e\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">spring:\n  profiles:\n    active: path_route\n---\nspring:\n  cloud:\n    gateway:\n      routes:\n      - id: path_route\n        uri: http:\/\/httpbin.org:80\/get\n        predicates:\n        - Path=\/foo\/{segment}\n  profiles: path_route<\/pre>\n\n\n\n<p>\u5728\u4e0a\u9762\u7684\u914d\u7f6e\u4e2d\uff0c\u6240\u6709\u7684\u8bf7\u6c42\u8def\u5f84\u6ee1\u8db3\/foo\/{segment}\u7684\u8bf7\u6c42\u5c06\u4f1a\u5339\u914d\u5e76\u88ab\u8def\u7531\uff0c\u6bd4\u5982\/foo\/1 \u3001\/foo\/bar\u7684\u8bf7\u6c42\uff0c\u5c06\u4f1a\u547d\u4e2d\u5339\u914d\uff0c\u5e76\u6210\u529f\u8f6c\u53d1\u3002<\/p>\n\n\n\n<p>\u4f7f\u7528curl\u6a21\u62df\u4e00\u4e2a\u8bf7\u6c42localhost:8081\/foo\/dew\uff0c\u6267\u884c\u4e4b\u540e\u4f1a\u8fd4\u56de\u6b63\u786e\u7684\u8bf7\u6c42\u7ed3\u679c\u3002<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">$ curl localhost:8081\/foo\/dew\n<\/pre>\n\n\n\n<ul><li><strong>Query Route Predicate Factory<\/strong><\/li><\/ul>\n\n\n\n<p>Query Route Predicate Factory \u9700\u89812\u4e2a\u53c2\u6570:\u4e00\u4e2a\u53c2\u6570\u540d\u548c\u4e00\u4e2a\u53c2\u6570\u503c\u7684\u6b63\u5219\u8868\u8fbe\u5f0f\u3002\u5728\u5de5\u7a0b\u7684\u914d\u7f6e\u6587\u4ef6application.yml\u505a\u4ee5\u4e0b\u7684\u914d\u7f6e\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">spring:\n  profiles:\n    active: query_route\n---\nspring:\n  cloud:\n    gateway:\n      routes:\n      - id: query_route\n        uri: http:\/\/httpbin.org:80\/get\n        predicates:\n        - Query=foo, ba.\n  profiles: query_route\n<\/pre>\n\n\n\n<p>\u5728\u4e0a\u9762\u7684\u914d\u7f6e\u6587\u4ef6\u4e2d\uff0c\u914d\u7f6e\u4e86\u8bf7\u6c42\u4e2d\u542b\u6709\u53c2\u6570foo\uff0c\u5e76\u4e14foo\u7684\u503c\u5339\u914dba.\uff0c\u5219\u8bf7\u6c42\u547d\u4e2d\u8def\u7531\uff0c\u6bd4\u5982\u4e00\u4e2a\u8bf7\u6c42\u4e2d\u542b\u6709\u53c2\u6570\u540d\u4e3afoo\uff0c\u503c\u7684\u4e3abar\uff0c\u80fd\u591f\u88ab\u6b63\u786e\u8def\u7531\u8f6c\u53d1\u3002<\/p>\n\n\n\n<p>\u6a21\u62df\u8bf7\u6c42\u7684\u547d\u4ee4\u5982\u4e0b\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">$ curl localhost:8081?foo=bar\n<\/pre>\n\n\n\n<p>Query Route Predicate Factory\u4e5f\u53ef\u4ee5\u53ea\u586b\u4e00\u4e2a\u53c2\u6570\uff0c\u586b\u4e00\u4e2a\u53c2\u6570\u65f6\uff0c\u5219\u53ea\u5339\u914d\u53c2\u6570\u540d\uff0c\u5373\u8bf7\u6c42\u7684\u53c2\u6570\u4e2d\u542b\u6709\u914d\u7f6e\u7684\u53c2\u6570\u540d\uff0c\u5219\u547d\u4e2d\u8def\u7531\u3002\u6bd4\u5982\u4ee5\u4e0b\u7684\u914d\u7f6e\u4e2d\uff0c\u914d\u7f6e\u4e86\u8bf7\u6c42\u53c2\u6570\u4e2d\u542b\u6709\u53c2\u6570\u540d\u4e3afoo \u7684\u53c2\u6570\u5c06\u4f1a\u88ab\u8bf7\u6c42\u8f6c\u53d1\u5230uri\u4e3ahttp:\/\/httpbin.org:80\/get\u3002<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">spring:\n  cloud:\n    gateway:\n      routes:\n      - id: query_route\n        uri: http:\/\/httpbin.org:80\/get\n        predicates:\n        - Query=foo\n  profiles: query_route\n<\/pre>\n\n\n\n<h5 class=\"wp-block-heading\" id=\"\u603b\u7ed3\">\u603b\u7ed3<\/h5>\n\n\n\n<hr class=\"wp-block-separator\"\/>\n\n\n\n<p>\u5728\u672c\u7bc7\u6587\u7ae0\u4e2d\uff0c\u9996\u5148\u4ecb\u7ecd\u4e86Spring Cloud Gateway\u7684\u5de5\u4f5c\u6d41\u7a0b\u548c\u539f\u7406\uff0c\u7136\u540e\u4ecb\u7ecd\u4e86gateway\u6846\u67b6\u5185\u7f6e\u7684predict\u53ca\u5176\u5206\u7c7b\uff0c\u6700\u540e\u4ee5\u6848\u4f8b\u7684\u5f62\u5f0f\u91cd\u70b9\u8bb2\u89e3\u4e86\u51e0\u4e2a\u91cd\u8981\u7684Predict\u3002Predict\u4f5c\u4e3a\u65ad\u8a00\uff0c\u5b83\u51b3\u5b9a\u4e86\u8bf7\u6c42\u4f1a\u88ab\u8def\u7531\u5230\u54ea\u4e2arouter \u4e2d\u3002\u5728\u65ad\u8a00\u4e4b\u540e\uff0c\u8bf7\u6c42\u4f1a\u88ab\u8fdb\u5165\u5230filter\u8fc7\u6ee4\u5668\u7684\u903b\u8f91\uff0c\u4e0b\u7bc7\u6587\u7ae0\u5c06\u4f1a\u4e3a\u5927\u5bb6\u4ecb\u7ecdSpring Cloud Gateway\u8fc7\u6ee4\u5668\u76f8\u5173\u7684\u5185\u5bb9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Spring Cloud gateway\u5de5\u4f5c\u6d41\u7a0b \u5728\u4e4b\u524d\u7684\u6587\u7ae0\u7684Spring Cloud Gateway\u521d\u4f53\u9a8c [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[27],"tags":[],"_links":{"self":[{"href":"https:\/\/92it.top\/index.php?rest_route=\/wp\/v2\/posts\/4661"}],"collection":[{"href":"https:\/\/92it.top\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/92it.top\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/92it.top\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/92it.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=4661"}],"version-history":[{"count":7,"href":"https:\/\/92it.top\/index.php?rest_route=\/wp\/v2\/posts\/4661\/revisions"}],"predecessor-version":[{"id":4669,"href":"https:\/\/92it.top\/index.php?rest_route=\/wp\/v2\/posts\/4661\/revisions\/4669"}],"wp:attachment":[{"href":"https:\/\/92it.top\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=4661"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/92it.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=4661"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/92it.top\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=4661"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}