{"id":10021043,"date":"2025-10-22T22:22:37","date_gmt":"2025-10-22T14:22:37","guid":{"rendered":"https:\/\/itmax.cn\/?p=10021043"},"modified":"2025-10-22T22:22:37","modified_gmt":"2025-10-22T14:22:37","slug":"%e5%88%ab%e5%86%8d%e6%89%8b%e5%86%99%e8%bf%87%e6%bb%a4%e5%99%a8%ef%bc%81springcloud-gateway-%e5%86%85%e7%bd%ae30-%e4%b8%aa%ef%bc%8c%e5%b0%91%e5%86%99-80-%e9%87%8d%e5%a4%8d%e4%bb%a3%e7%a0%81","status":"publish","type":"post","link":"https:\/\/itmax.cn\/?p=10021043","title":{"rendered":"\u522b\u518d\u624b\u5199\u8fc7\u6ee4\u5668\uff01SpringCloud Gateway \u5185\u7f6e30 \u4e2a\uff0c\u5c11\u5199 80% \u91cd\u590d\u4ee3\u7801"},"content":{"rendered":"

\u5927\u5bb6\u597d\uff0c\u6211\u662f\u5c0f\u5bcc\uff5e<\/strong><\/p>\n

\u6211\u53d1\u73b0\u516c\u53f8\u7684\u7f51\u5173\u9879\u76ee\u91cc\u6709\u5f88\u591a\u7684\u8f6e\u5b50\uff0c\u51e0\u4e4e\u6bcf\u4e2a\u4eba\u63a5\u624b\u8fd9\u4e2a\u9879\u76ee\u5f00\u53d1\uff0c\u90fd\u4f1a\u81ea\u5b9a\u4e49\u8fc7\u6ee4\u5668\uff0c\u5bfc\u81f4\u6709\u975e\u5e38\u975e\u5e38\u591a\u7684\u8fc7\u6ee4\u5668\uff0c\u4fee\u6539\u5176\u4e2d\u4e00\u4e2a\uff0c\u6307\u4e0d\u5b9a\u5c31\u4f1a\u5f71\u54cd\u5176\u4ed6\u7684\u4eba\u529f\u80fd\uff0c\u975e\u5e38\u7684\u607c\u706b\u3002<\/p>\n

\u5176\u5b9e\u5728 Spring Cloud Gateway \u672c\u8eab\u5185\u7f6e\u4e86\u5f88\u591a\u901a\u7528\u7684\u8fc7\u6ee4\u5668\u7ec4\u4ef6\uff0c\u6709\u4e9b\u529f\u80fd\u65e0\u9700\u91cd\u590d\u5f00\u53d1\uff0c\u76f4\u63a5\u901a\u8fc7\u914d\u7f6e\u5c31\u80fd\u5b8c\u6210\u8bf7\u6c42\u4fee\u6539\u3001\u53c2\u6570\u5904\u7406\u3001\u5b89\u5168\u6821\u9a8c\u7b49\u529f\u80fd\u3002\u4f46\u9057\u61be\u7684\u662f\uff0c\u5f88\u591a\u540c\u5b66\u53ea\u77e5\u9053 RewritePath<\/code> \u7b49\u5e38\u7528\u8fc7\u6ee4\u5668\uff0c\u5374\u5ffd\u7565\u4e86\u5b98\u65b9\u65e9\u5df2\u5185\u7f6e\u7684 30+ \u8fc7\u6ee4\u5668\u3002<\/p>\n

\u4e0b\u8fb9\u5c0f\u5bcc\u68b3\u7406 Spring Cloud Gateway 30+ \u4e2a\u8fc7\u6ee4\u5668<\/strong>\uff0c\u5305\u542b\u914d\u7f6e\u793a\u4f8b\u4e0e\u5b9e\u6218\u573a\u666f\uff0c\u4f60\u4f1a\u53d1\u73b0\u6709\u4e9b\u4ee3\u7801\u771f\u7684\u4e0d\u7528\u5199\u3002<\/p>\n

\u4e00\u3001\u8bf7\u6c42\u76f8\u5173<\/h2>\n

1. AddRequestHeader<\/code><\/h4>\n

\u4f5c\u7528\uff1a\u7ed9\u8bf7\u6c42\u6dfb\u52a0 Header\uff0c\u8f6c\u53d1\u8bf7\u6c42\u524d\uff0c\u7ed9\u8bf7\u6c42\u6dfb\u52a0\u6307\u5b9a Header\u3002<\/p>\n

\u914d\u7f6e\u793a\u4f8b<\/strong>\uff1a<\/p>\n

spring:\n  cloud:\n    gateway:\n      routes:\n        - id: xiaofu-120412\n          uri: http:\/\/127.0.0.1:12041\/\n          predicates:\n            - Weight=xiaofu-group, 1\n            - Path=\/test\/version1\/**\n          filters:\n            - RewritePath=\/test\/version1\/(?<segment>.*),\/$\/{segment}\n            - name: AddRequestHeader\n              args:\n                name: X-Request-Source  # Header\u540d\u79f0\n                value: gateway         # Header\u503c<\/code><\/pre>\n
\u573a\u666f<\/strong>\uff1a\u4f20\u9012\u8bf7\u6c42\u6765\u6e90\u6807\u8bc6\uff08\u5982gateway<\/code>\u3001app<\/code>\uff09\uff0c\u65b9\u4fbf\u4e0b\u6e38\u670d\u52a1\u505a\u6743\u9650\u63a7\u5236\u3002<\/p>\n
2. RemoveRequestHeader<\/code><\/h4>\n
\u4f5c\u7528\uff1a\u79fb\u9664\u8bf7\u6c42\u4e2d\u7684 Header\uff0c\u8f6c\u53d1\u524d\u79fb\u9664\u8bf7\u6c42\u4e2d\u6307\u5b9a\u7684 Header\uff08\u5982\u654f\u611f\u4fe1\u606f\uff09\u3002<\/p>\n
\u914d\u7f6e\u793a\u4f8b<\/strong>\uff1a<\/p>\n
filters:\n  - RewritePath=\/test\/version1\/(?<segment>.*),\/$\/{segment}\n  - name: RemoveRequestHeader\n    args:\n      name: Authorization # \u79fb\u9664\u5ba2\u6237\u7aef\u4f20\u6765\u7684 Authorization \u5934<\/code><\/pre>\n
\u573a\u666f\uff1a\u4e0b\u6e38\u670d\u52a1\u4e0d\u9700\u8981\u5ba2\u6237\u7aef\u76f4\u63a5\u4f20\u9012\u7684\u4ee4\u724c\uff0c\u7531\u7f51\u5173\u7edf\u4e00\u5904\u7406\u8ba4\u8bc1\u65f6\u4f7f\u7528\u3002<\/p>\n
3. SetRequestHeader<\/code><\/h4>\n
\u4f5c\u7528\uff1a\u8986\u76d6\u8bf7\u6c42\u4e2d\u7684 Header\uff0c\u82e5\u8bf7\u6c42\u4e2d\u5df2\u5b58\u5728\u6307\u5b9a Header\uff0c\u76f4\u63a5\u8986\u76d6\u5176\u503c\uff1b\u4e0d\u5b58\u5728\u5219\u6dfb\u52a0\u3002<\/p>\n
\u914d\u7f6e\u793a\u4f8b<\/strong>\uff1a<\/p>\n
filters:\n  - RewritePath=\/test\/version1\/(?<segment>.*),\/$\/{segment}\n  - name: SetRequestHeader\n    args:\n      name: Authorization\n      value: 111111 # \u5f3a\u5236\u5c06 Authorization \u8bbe\u4e3a 111111 <\/code><\/pre>\n
\u6ce8\u610f<\/strong>\uff1a\u4e0e AddRequestHeader<\/code> \u7684\u533a\u522b\u662f\uff0cSetRequestHeader<\/code> \u4f1a\u8986\u76d6\u539f\u6709\u503c\uff0c\u800c AddRequestHeader<\/code> \u4f1a\u4fdd\u7559\u539f\u6709\u503c\uff08\u82e5\u5b58\u5728\uff09\u3002<\/p>\n
4. AddRequestParameter<\/code><\/h4>\n
\u4f5c\u7528\uff1a\u8f6c\u53d1\u8bf7\u6c42\u65f6\u7ed9\u8bf7\u6c42\u6dfb\u52a0\u53c2\u6570\uff0cURL \u6216\u8bf7\u6c42\u4f53\u6dfb\u52a0\u53c2\u6570\uff08\u652f\u6301 GET\/POST\uff09\u3002<\/p>\n
\u914d\u7f6e\u793a\u4f8b<\/strong>\uff1a<\/p>\n
filters:\n  - RewritePath=\/test\/version1\/(?<segment>.*),\/$\/{segment}\n  - name: AddRequestParameter\n    args:\n      name: from\n      value: gateway  # \u6240\u6709\u8bf7\u6c42\u4f1a\u5e26\u4e0a ?from=gateway \u53c2\u6570<\/code><\/pre>\n
\u573a\u666f<\/strong>\uff1a\u7edf\u8ba1\u8bf7\u6c42\u6765\u6e90\uff0c\u6216\u7ed9\u4e0b\u6e38\u670d\u52a1\u4f20\u9012\u989d\u5916\u6807\u8bc6\uff08\u5982\u7070\u5ea6\u6807\u8bb0\uff09\u3002<\/p>\n
5. RemoveRequestParameter<\/code><\/h4>\n
\u4f5c\u7528\uff1a\u79fb\u9664\u8bf7\u6c42\u4e2d\u7684\u53c2\u6570\uff0c\u8f6c\u53d1\u524d\u79fb\u9664\u8bf7\u6c42\u4e2d\u7684\u6307\u5b9a\u53c2\u6570\uff08\u5982\u654f\u611f\u53c2\u6570 password<\/code>\uff09\u3002<\/p>\n
\u914d\u7f6e\u793a\u4f8b<\/strong>\uff1a<\/p>\n
filters:\n  - RewritePath=\/test\/version1\/(?<segment>.*),\/$\/{segment}\n  - name: RemoveRequestParameter\n    args:\n      name: password  # \u79fb\u9664\u8bf7\u6c42\u4e2d\u7684 password \u53c2\u6570<\/code><\/pre>\n
6. MapRequestHeader<\/code><\/h4>\n
\u4f5c\u7528\uff1a\u628a\u7f51\u5173\u8bf7\u6c42\u5934\u7684\u503c\uff0c\u6620\u5c04\u5230\u53e6\u4e00\u4e2a\u8bf7\u6c42\u5934\u91cc\u3002\u6bd4\u5982\u524d\u7aef\u8c03\u7528\u7f51\u5173\uff0c\u8bf7\u6c42\u5934\u6709\u4e00\u4e2a X-User-Id<\/code> \u7528\u6765\u9a8c\u8bc1\uff0c\u4f46\u662f\u8981\u8f6c\u53d1\u7684\u4e0b\u6e38\u670d\u52a1\u53ea\u6821\u9a8c\u8bf7\u6c42\u5934 userId<\/code>\uff0c\u8fd9\u65f6\u8981\u81ea\u52a8\u505a\u4e00\u4e2a\u6620\u5c04\u3002<\/p>\n
\u914d\u7f6e\u793a\u4f8b<\/strong>\uff1a<\/p>\n
filters:\n  - MapRequestHeader=X-User-Id, userId<\/code><\/pre>\n
7. RequestSize<\/code><\/h4>\n
\u4f5c\u7528\uff1a\u9650\u5236\u8bf7\u6c42\u4f53\u5927\u5c0f\uff0c\u62d2\u7edd\u8bf7\u6c42\u4f53\u8d85\u8fc7\u6307\u5b9a\u5927\u5c0f\u7684\u8bf7\u6c42\uff08\u9632\u6b62\u5927\u6587\u4ef6\u4e0a\u4f20\u538b\u57ae\u670d\u52a1\uff09\u3002<\/p>\n
\u914d\u7f6e\u793a\u4f8b<\/strong>\uff1a<\/p>\n
filters:\n  - name: RequestSize\n    args:\n      maxSize: 10MB  # \u6700\u5927\u8bf7\u6c42\u4f5310MB\uff0c\u8d85\u8fc7\u8fd4\u56de413<\/code><\/pre>\n
8. RequestHeaderSize<\/code><\/h4>\n
\u4f5c\u7528\uff1a\u9650\u5236\u8bf7\u6c42\u5934\u5927\u5c0f\uff0c\u62d2\u7edd\u8bf7\u6c42\u5934\u8d85\u8fc7\u6307\u5b9a\u5927\u5c0f\u7684\u8bf7\u6c42\uff0c\u5982\u4e0b\u4efb\u4f55\u8bf7\u6c42\u5934\u7684\u5927\u5c0f\u8d85\u8fc71000\u5b57\u8282\uff0c\u8fd9\u5c06\u53d1\u9001\u4e00\u4e2a 431\u72b6\u6001\u7801\u7684\u54cd\u5e94\u3002<\/p>\n
\u914d\u7f6e\u793a\u4f8b<\/strong>\uff1a<\/p>\n
filters:\n  - RequestHeaderSize=1000B<\/code><\/pre>\n
9. PreserveHostHeader<\/code><\/h4>\n
\u4f5c\u7528\uff1a\u4fdd\u7559\u539f\u59cb Host \u5934\uff0c\u8f6c\u53d1\u8bf7\u6c42\u65f6\uff0c\u4fdd\u7559\u5ba2\u6237\u7aef\u7684\u539f\u59cb Host \u5934\uff08\u9ed8\u8ba4\u4f1a\u6539\u4e3a\u4e0b\u6e38\u670d\u52a1\u7684 Host\uff09\u3002<\/p>\n
\u914d\u7f6e\u793a\u4f8b<\/strong>\uff1a<\/p>\n
filters:\n  - name: PreserveHostHeader  # \u65e0\u53c2\u6570\uff0c\u76f4\u63a5\u542f\u7528<\/code><\/pre>\n
    \n
  • \u573a\u666f<\/strong>\uff1a\u4e0b\u6e38\u670d\u52a1\u4f9d\u8d56 Host \u5934\u8fdb\u884c\u903b\u8f91\u5904\u7406\u65f6\u4f7f\u7528\u3002<\/li>\n<\/ul>\n
    10. SetRequestHostHeader<\/code><\/h4>\n
    \u4f5c\u7528\uff1a\u67d0\u4e9b\u60c5\u51b5\u4e0b\uff0chost \u5934\u53ef\u80fd\u9700\u8981\u88ab\u91cd\u5199\u3002\u4fee\u6539\u8bf7\u6c42\u7684 Host \u5934\uff0c\u8f6c\u53d1\u8bf7\u6c42\u65f6\uff0c\u5f3a\u5236\u4fee\u6539 Host \u5934\u4e3a\u6307\u5b9a\u503c\u3002<\/p>\n
    \u914d\u7f6e\u793a\u4f8b<\/strong>\uff1a<\/p>\n
    filters:\n  - name: SetRequestHostHeader\n    args:\n      host: target-service.com  # \u5f3a\u5236 Host \u5934\u4e3a target-service.com<\/code><\/pre>\n
    11. CacheRequestBody<\/code><\/h4>\n
    \u4f5c\u7528\uff1a\u7f13\u5b58\u8bf7\u6c42\u4f53\uff0c\u8bf7\u6c42\u4f53\uff08\u5982 POST \u8bf7\u6c42\u7684 JSON \u6570\u636e\uff09\uff0c\u6211\u4eec\u77e5\u9053\u9ed8\u8ba4\u8bf7\u6c42\u4f53\u53ea\u80fd\u8bfb\u4e00\u6b21\uff0c\u6240\u4ee5\u4e3a\u4e86\u540e\u7eed\u7684\u64cd\u4f5c\uff0c\u4f7f\u7528\u8be5\u8fc7\u6ee4\u5668\u6765\u7f13\u5b58\u8bf7\u6c42\u4f53\uff0c\u7136\u540e\u518d\u628a\u5b83\u53d1\u9001\u5230\u4e0b\u6e38\uff0c\u4ece exchange \u5c5e\u6027\u4e2d\u83b7\u53d6\u8bf7\u6c42\u4f53\u3002<\/p>\n
    \u914d\u7f6e\u793a\u4f8b<\/strong>\uff1a<\/p>\n
    filters:\n  - name: CacheRequestBody\n    args:\n      cacheName: requestBodyCache  # \u7f13\u5b58\u540d\u79f0<\/code><\/pre>\n
    \u573a\u666f<\/strong>\uff1a\u591a\u4e2a\u8fc7\u6ee4\u5668\u9700\u8981\u8bfb\u53d6\u8bf7\u6c42\u4f53\u65f6\u4f7f\u7528\uff08\u5982\u5148\u6821\u9a8c\u7b7e\u540d\uff0c\u518d\u89e3\u6790\u53c2\u6570\uff09\u3002<\/p>\n
    \u4e8c\u3001\u54cd\u5e94\u76f8\u5173<\/h2>\n
    \u4e3b\u8981\u662f\u8c03\u6574\u670d\u52a1\u8fd4\u56de\u7684\u54cd\u5e94\u4fe1\u606f\uff0c\u6bd4\u5982\u54cd\u5e94\u5934 Header \u7b49\u3002<\/p>\n
    1. AddResponseHeader<\/code><\/h4>\n
    \u4f5c\u7528\uff1a\u7ed9\u54cd\u5e94\u6dfb\u52a0 Header\uff0c\u670d\u52a1\u8fd4\u56de\u54cd\u5e94\u540e\uff0c\u7ed9\u54cd\u5e94\u6dfb\u52a0\u6307\u5b9a Header\uff08\u5982\u8de8\u57df\u6807\u8bc6\u3001\u7f13\u5b58\u63a7\u5236\uff09\u3002<\/p>\n
    \u914d\u7f6e\u793a\u4f8b<\/strong>\uff1a<\/p>\n
    filters:\n  - RewritePath=\/test\/version1\/(?<segment>.*),\/$\/{segment}\n  - name: AddResponseHeader\n    args:\n      name: X-Response-Time\n      value: 120  # \u53ef\u7ed3\u5408\u5168\u5c40\u8fc7\u6ee4\u5668\u52a8\u6001\u8bbe\u7f6e\u54cd\u5e94\u65f6\u95f4<\/code><\/pre>\n
    \u573a\u666f<\/strong>\uff1a\u6dfb\u52a0 Cache-Control: max-age=3600<\/code> \u63a7\u5236\u9759\u6001\u8d44\u6e90\u7f13\u5b58\u3002<\/p>\n
    2. RemoveResponseHeader<\/code><\/h4>\n
    \u4f5c\u7528\uff1a\u79fb\u9664\u54cd\u5e94\u4e2d\u7684 Header\uff0c\u79fb\u9664\u670d\u52a1\u8fd4\u56de\u7684\u654f\u611f\u54cd\u5e94\u5934\uff08\u5982 X-Application-Context<\/code> \u66b4\u9732\u670d\u52a1\u4fe1\u606f\uff09\u3002<\/p>\n
    \u914d\u7f6e\u793a\u4f8b<\/strong>\uff1a<\/p>\n
    filters:\n  - RewritePath=\/test\/version1\/(?<segment>.*),\/$\/{segment}\n  - name: RemoveResponseHeader\n    args:\n      name: X-Application-Context<\/code><\/pre>\n
    3. SetResponseHeader<\/code><\/h4>\n
    \u4f5c\u7528\uff1a\u8986\u76d6\u54cd\u5e94\u4e2d\u7684 Header\uff0c\u8986\u76d6\u670d\u52a1\u8fd4\u56de\u7684\u54cd\u5e94\u5934\uff08\u5982\u7edf\u4e00\u8bbe\u7f6e Content-Encoding<\/code>\uff09\u3002<\/p>\n
    \u914d\u7f6e\u793a\u4f8b<\/strong>\uff1a<\/p>\n
    filters:\n  - RewritePath=\/test\/version1\/(?<segment>.*),\/$\/{segment}\n  - name: SetResponseHeader\n    args:\n      name: Content-Encoding\n      value: gzip  # \u5f3a\u5236\u54cd\u5e94\u4f7f\u7528 gzip \u7f16\u7801<\/code><\/pre>\n
    4. RewriteResponseHeader<\/code><\/h4>\n
    \u4f5c\u7528\uff1a\u91cd\u5199\u54cd\u5e94 Header \u7684\u503c\uff0c\u7528\u6b63\u5219\u8868\u8fbe\u5f0f\u4fee\u6539\u54cd\u5e94 Header \u7684\u503c\uff08\u5982\u8131\u654f\u5904\u7406\uff09\u3002<\/p>\n
    \u914d\u7f6e\u793a\u4f8b<\/strong>\uff1a<\/p>\n
    filters:\n  - RewritePath=\/test\/version1\/(?<segment>.*),\/$\/{segment}\n  - name: RewriteResponseHeader\n    args:\n      name: X-User-Phone\n      regexp: "(.{3}).\/*(.{4})"  # \u4fdd\u7559\u524d3\u4f4d\u548c\u540e4\u4f4d\n      replacement: "\/$1\/*\/*\/*\/*\/$2"   # \u624b\u673a\u53f7\u8131\u654f\u4e3a 138\/*\/*\/*\/*5678<\/code><\/pre>\n
    5. DedupeResponseHeader<\/code><\/h4>\n
    \u4f5c\u7528\uff1a\u53bb\u91cd\u54cd\u5e94\u5934\uff0c\u5f53\u54cd\u5e94\u5934\u5b58\u5728\u591a\u4e2a\u76f8\u540c\u540d\u79f0\u65f6\uff0c\u53bb\u91cd\u5e76\u4fdd\u7559\u6307\u5b9a\u503c\u3002<\/p>\n
    \u914d\u7f6e\u793a\u4f8b<\/strong>\uff1a<\/p>\n
    filters:\n  - RewritePath=\/test\/version1\/(?<segment>.*),\/$\/{segment}\n  - name: DedupeResponseHeader\n    args:\n      name: Access-Control-Allow-Origin\n      strategy: RETAIN\/_FIRST  # \u4fdd\u7559\u7b2c\u4e00\u4e2a\u503c<\/code><\/pre>\n
    \u573a\u666f<\/strong>\uff1a\u89e3\u51b3\u8de8\u57df\u914d\u7f6e\u4e2d Access-Control-Allow-Origin<\/code> \u91cd\u590d\u7684\u95ee\u9898\u3002<\/p>\n
    6. RemoveJsonAttributesResponseBody<\/code><\/h4>\n
    \u4f5c\u7528\uff1a\u4ece\u6839\u5c42 JSON \u54cd\u5e94\u7ed3\u679c\u4e2d\u79fb\u9664\u6307\u5b9a\u5b57\u6bb5\uff0c\u53ea\u5bf9 Content-Type: application\/json \u7684\u54cd\u5e94\u751f\u6548\u3002<\/p>\n
    \u914d\u7f6e\u793a\u4f8b<\/strong>\uff1a<\/p>\n
    filters:\n  - RewritePath=\/test\/version1\/(?<segment>.*),\/$\/{segment}\n  - RemoveJsonAttributesResponseBody=xiaofu<\/code><\/pre>\n
    \u573a\u666f<\/strong>\uff1a\u6bd4\u5982\u5728\u67d0\u4e9b\u654f\u611f\u6216\u65e0\u610f\u4e49\u7684\u5b57\u6bb5\uff0c\u4e0b\u6e38\u670d\u52a1\u6682\u65f6\u65e0\u6cd5\u6539\u52a8\uff0c\u800c\u54cd\u5e94\u7ed3\u679c\u53c8\u4e0d\u60f3\u66b4\u6f0f\u51fa\u6765\u7684\u5b57\u6bb5\u3002\u6ce8\u610f\uff1a2021.x\u7248\u672c\u7684\u7f51\u5173\u8fd8\u4e0d\u652f\u6301\uff0c\u9700\u8981\u9ad8\u7248\u672c\u3002<\/p>\n
    7. SetStatus<\/code>\uff1a\u8bbe\u7f6e\u54cd\u5e94\u72b6\u6001\u7801<\/h4>\n
    \u4f5c\u7528\uff1a\u5f3a\u5236\u4fee\u6539\u54cd\u5e94\u7684 HTTP \u72b6\u6001\u7801\uff08\u5982\u5c06 404 \u6539\u4e3a 200 \u5e76\u8fd4\u56de\u81ea\u5b9a\u4e49\u63d0\u793a\uff09\u3002<\/p>\n
    \u914d\u7f6e\u793a\u4f8b<\/strong>\uff1a<\/p>\n
    filters:\n  - name: SetStatus\n    args:\n      status: 200  # \u65e0\u8bba\u670d\u52a1\u8fd4\u56de\u4ec0\u4e48\uff0c\u54cd\u5e94\u72b6\u6001\u7801\u90fd\u8bbe\u4e3a 200<\/code><\/pre>\n
    8. RewriteLocationResponseHeader<\/code><\/h4>\n
    \u4f5c\u7528\uff1a\u91cd\u5199\u54cd\u5e94\u5934\u4e2d\u7684 Location\uff08\u7528\u4e8e\u53cd\u5411\u4ee3\u7406\u573a\u666f\uff09\u3002
    NEVER_STRIP\u3001AS_IN_REQUEST\uff08\u9ed8\u8ba4\uff09\u548c ALWAYS_STRIP\u3002<\/p>\n
      \n
    • NEVER_STRIP:  \u5373\u4f7f\u6700\u521d\u7684\u8bf7\u6c42\u8def\u5f84\u4e0d\u5305\u542bversion\uff0cversion\u4e5f\u4e0d\u4f1a\u88ab\u5265\u79bb\u3002<\/li>\n
    • AS_IN_REQUEST:  \u53ea\u6709\u5f53\u539f\u59cb\u8bf7\u6c42\u8def\u5f84\u4e0d\u5305\u542bversion\u65f6\uff0c\u624d\u4f1a\u5265\u79bbversion\u3002<\/li>\n
    • ALWAYS_STRIP:  version \u603b\u662f\u88ab\u5265\u79bb\uff0c\u5373\u4f7f\u539f\u59cb\u8bf7\u6c42\u8def\u5f84\u5305\u542bversion \u3002<\/li>\n<\/ul>\n
      \u914d\u7f6e\u793a\u4f8b<\/strong>\uff1a<\/p>\n
      filters:\n  - RewriteLocationResponseHeader=AS_IN_REQUEST, Location<\/code><\/pre>\n
      \u4e09\u3001\u8def\u5f84\u5904\u7406\u76f8\u5173<\/h2>\n
      \u4fee\u6539\u8bf7\u6c42\u8def\u5f84\u4e0e\u8df3\u8f6c\u76f8\u5173\u7684\u64cd\u4f5c<\/p>\n
      1. RewritePath<\/code>\uff08\u6700\u5e38\u7528\uff09<\/h4>\n
      \u4f5c\u7528\uff1a\u91cd\u5199\u8bf7\u6c42\u8def\u5f84\uff0c\u7528\u6b63\u5219\u8868\u8fbe\u5f0f\u4fee\u6539\u8bf7\u6c42\u8def\u5f84\uff08\u5982\u53bb\u6389 \/api<\/code> \u524d\u7f00\uff09\u3002<\/p>\n
      \u914d\u7f6e\u793a\u4f8b<\/strong>\uff1a<\/p>\n
      filters:\n  - name: RewritePath\n    args:\n      regexp: \/api\/(?\/<segment>.\/*)  # \u5339\u914d \/api\/test\n      replacement: \/\/$\/\/{segment}    # \u91cd\u5199\u4e3a \/test\uff08\u8f6c\u53d1\u5230\u4e0b\u6e38\u670d\u52a1\uff09<\/code><\/pre>\n
      \u573a\u666f<\/strong>\uff1a\u524d\u7aef\u8bf7\u6c42\u5e26 \/api<\/code> \u524d\u7f00\uff0c\u7f51\u5173\u8f6c\u53d1\u65f6\u53bb\u6389\uff0c\u9002\u914d\u4e0b\u6e38\u670d\u52a1\u63a5\u53e3\u8def\u5f84\u3002<\/p>\n
      2. PrefixPath<\/code><\/h4>\n
      \u4f5c\u7528\uff1a\u7ed9\u8def\u5f84\u6dfb\u52a0\u524d\u7f00\uff0c\u8f6c\u53d1\u524d\u7ed9\u8bf7\u6c42\u8def\u5f84\u6dfb\u52a0\u6307\u5b9a\u524d\u7f00\uff08\u5982\u4e0b\u6e38\u670d\u52a1\u63a5\u53e3\u7edf\u4e00\u5e26 \/v1<\/code>\uff09\u3002<\/p>\n
      \u914d\u7f6e\u793a\u4f8b<\/strong>\uff1a<\/p>\n
      filters:\n  - name: PrefixPath\n    args:\n      prefix: \/v1  # \u8bf7\u6c42 \/user \u2192 \u8f6c\u53d1\u5230 \/v1\/user<\/code><\/pre>\n
      3. StripPrefix<\/code><\/h4>\n
      \u4f5c\u7528\uff1a\u79fb\u9664\u8def\u5f84\u524d\u7f00\uff0c\u79fb\u9664\u8def\u5f84\u4e2d\u6307\u5b9a\u6570\u91cf\u7684\u524d\u7f00\u6bb5\uff08\u5982 \/api\/v1\/user<\/code> \u79fb\u9664 2 \u6bb5\u524d\u7f00\uff09\u3002<\/p>\n
      \u914d\u7f6e\u793a\u4f8b<\/strong>\uff1a<\/p>\n
      filters:\n  - name: StripPrefix\n    args:\n      parts: 2  # \/api\/v1\/user \u2192 \u8f6c\u53d1\u5230 \/user<\/code><\/pre>\n
      \u6ce8\u610f<\/strong>\uff1a\u4e0e RewritePath<\/code> \u7684\u533a\u522b\u662f\uff0cStripPrefix<\/code> \u6309\u6bb5\u6570<\/strong>\u79fb\u9664\uff0cRewritePath<\/code> \u6309\u6b63\u5219\u5339\u914d\uff0c\u66f4\u7075\u6d3b\u3002<\/p>\n
      4. RedirectTo<\/code><\/h4>\n
      \u4f5c\u7528\uff1a\u91cd\u5b9a\u5411\u8bf7\u6c42\uff0c\u5c06\u8bf7\u6c42\u91cd\u5b9a\u5411\u5230\u6307\u5b9a URL\uff08\u652f\u6301 301\/302 \u72b6\u6001\u7801\uff09\u3002<\/p>\n
      \u914d\u7f6e\u793a\u4f8b<\/strong>\uff1a<\/p>\n
      filters:\n  - name: RedirectTo\n    args:\n      status: 302  # \u4e34\u65f6\u91cd\u5b9a\u5411\n      url: https:\/\/baidu.com  # \u91cd\u5b9a\u5411\u5230\u65b0\u57df\u540d<\/code><\/pre>\n
      \u573a\u666f<\/strong>\uff1a\u57df\u540d\u8fc1\u79fb\u3001\u65e7\u63a5\u53e3\u5e9f\u5f03\u65f6\u5f15\u5bfc\u5230\u65b0\u5730\u5740\u3002<\/p>\n
      5. SetPath<\/code><\/h4>\n
      \u4f5c\u7528\uff1a\u76f4\u63a5\u8bbe\u7f6e\u8def\u5f84\uff0c\u7528\u6a21\u677f\u8bed\u6cd5\u76f4\u63a5\u8bbe\u7f6e\u8bf7\u6c42\u8def\u5f84\uff08\u66ff\u4ee3\u539f\u6709\u8def\u5f84\uff09\u3002<\/p>\n
      \u914d\u7f6e\u793a\u4f8b<\/strong>\uff1a<\/p>\n
      filters:\n  - name: SetPath\n    args:\n      template: \/fixed\/path  # \u6240\u6709\u8bf7\u6c42\u90fd\u8f6c\u53d1\u5230 \/fixed\/path<\/code><\/pre>\n
      \u56db\u3001\u5b89\u5168\u76f8\u5173\uff1a<\/h2>\n
      \u63a7\u5236\u8bf7\u6c42\u53c2\u6570\u4e0e\u8def\u7531\u8f6c\u53d1\u76f8\u5173\u7684\u64cd\u4f5c\uff0c\u6bd4\u5982\u8bf7\u6c42\u9650\u6d41\u3001\u91cd\u8bd5\u3001\u8d1f\u8f7d\u5747\u8861\u7b49\u3002<\/p>\n
      1. RequestRateLimiter<\/code><\/h4>\n
      \u4f5c\u7528\uff1a\u57fa\u4e8e\u4ee4\u724c\u6876\u7b97\u6cd5\u9650\u6d41\uff08\u9ed8\u8ba4\u7528 Redis \u5b58\u50a8\u9650\u6d41\u8ba1\u6570\uff09\u3002<\/p>\n
      \u914d\u7f6e\u793a\u4f8b<\/strong>\uff1a<\/p>\n
      filters:\n  - RewritePath=\/test\/version1\/(?<segment>.*),\/$\/{segment}\n  - name: RequestRateLimiter\n    args:\n      redis-rate-limiter.replenishRate: 10  # \u4ee4\u724c\u6876\u586b\u5145\u901f\u7387\uff08\u6bcf\u79d210\u4e2a\uff09\n      redis-rate-limiter.burstCapacity: 20  # \u4ee4\u724c\u6876\u6700\u5927\u5bb9\u91cf\uff08\u6700\u591a\u5b5820\u4e2a\uff09\n      key-resolver: "#{@myKeyResolver}"    # \u9700\u81ea\u5b9a\u4e49 KeyResolver<\/code><\/pre>\n
      key-resolver<\/code> \u7528\u4e8e\u5b9a\u4e49\u5982\u4f55\u751f\u6210\u9650\u6d41\u7684key\uff0c\u8fd9\u901a\u5e38\u57fa\u4e8e\u8bf7\u6c42\u7684\u67d0\u4e9b\u5c5e\u6027\uff08\u5982IP\u5730\u5740\u3001\u7528\u6237ID\u7b49\uff09\u3002\u4f60\u53ef\u4ee5\u901a\u8fc7\u5b9e\u73b0 KeyResolver \u63a5\u53e3\u6765\u81ea\u5b9a\u4e49key\u89e3\u6790\u5668\u3002<\/p>\n
      import org.springframework.cloud.gateway.filter.ratelimit.KeyResolver;\nimport org.springframework.stereotype.Component;\nimport org.springframework.web.server.ServerWebExchange;\nimport reactor.core.publisher.Mono;\n\n@Component("myKeyResolver")\npublic class MyKeyResolver implements KeyResolver {\n    @Override\n    public Mono<String> resolve(ServerWebExchange exchange) {\n\n        \/\/ \u4f8b\u5982\uff0c\u6839\u636e\u8bf7\u6c42\u5934\u4e2d\u7684\u67d0\u4e2a\u5b57\u6bb5\u751f\u6210key\n        return Mono.just("8888888x-api-key:"+exchange.getRequest().getHeaders().getFirst("x-api-key"));\n    }\n}<\/code><\/pre>\n
      \u7531\u4e8e\u9ed8\u8ba4\u662f redis \u505a\u5e95\u5c42\u9650\u6d41\uff0c\u6240\u4ee5\u8fd9\u91cc\u8981\u52a0\u4e0a redis \u914d\u7f6e\u4fe1\u606f<\/p>\n
      spring:\n  redis:\n    host: localhost\n    port: 6379\n    password: xxxx<\/code><\/pre>\n
      \u573a\u666f<\/strong>\uff1a\u4fdd\u62a4\u4e0b\u6e38\u670d\u52a1\uff0c\u9632\u6b62\u6d41\u91cf\u8fc7\u8f7d\uff08\u5982\u79d2\u6740\u63a5\u53e3\u9650\u5236\u5355 IP \u8bbf\u95ee\u9891\u7387\uff09\u3002<\/p>\n
      2. Retry<\/code><\/h4>\n
      \u4f5c\u7528\uff1a\u8bf7\u6c42\u91cd\u8bd5\uff0c\u5f53\u670d\u52a1\u8fd4\u56de\u6307\u5b9a\u72b6\u6001\u7801\u6216\u8d85\u65f6\uff0c\u81ea\u52a8\u91cd\u8bd5\u8bf7\u6c42\u3002<\/p>\n
      \u914d\u7f6e\u793a\u4f8b<\/strong>\uff1a<\/p>\n
      filters:\n- name: Retry\n  args:\n    retries: 3 # \u6700\u591a\u91cd\u8bd53\u6b21\n    statuses: BAD_GATEWAY, SERVICE_UNAVAILABLE  # \u9047\u5230 502\/503 \u91cd\u8bd5\n    methods: GET,POST\n    backoff:\n      firstBackoff: 10ms # \u7b2c\u4e00\u6b21\u91cd\u8bd5\u5ef6\u8fdf100ms\n      maxBackoff: 50ms  # \u6700\u5927\u5ef6\u8fdf1s\n      factor: 2 # \u5ef6\u8fdf\u500d\u6570\uff08100ms \u2192 200ms \u2192 400ms\uff09\n      basedOnPreviousValue: false<\/code><\/pre>\n
      \u6ce8\u610f<\/strong>\uff1a\u91cd\u8bd5\u53ef\u80fd\u5bfc\u81f4\u4e0b\u6e38\u670d\u52a1\u91cd\u590d\u5904\u7406\uff0c\u9700\u786e\u4fdd\u63a5\u53e3\u5e42\u7b49\u6027\u3002<\/p>\n
      3. Hystrix<\/code><\/h4>\n
      \u4f5c\u7528\uff1a\u7194\u65ad\u964d\u7ea7\uff08\u5df2\u8fc7\u65f6\uff0c\u63a8\u8350 CircuitBreaker<\/code>\uff09\uff0c\u670d\u52a1\u8c03\u7528\u8d85\u65f6\u6216\u5931\u8d25\u65f6\uff0c\u89e6\u53d1\u7194\u65ad\u5e76\u8fd4\u56de\u964d\u7ea7\u54cd\u5e94\u3002<\/p>\n
      \u914d\u7f6e\u793a\u4f8b<\/strong>\uff1a<\/p>\n
      filters:\n  - name: Hystrix\n    args:\n      name: fallbackCommand  # \u7194\u65ad\u547d\u4ee4\u540d\n      fallbackUri: forward:\/fallback  # \u964d\u7ea7\u63a5\u53e3\uff08\u8fd4\u56de\u9ed8\u8ba4\u6570\u636e\uff09<\/code><\/pre>\n
      4. CircuitBreaker<\/code><\/h4>\n
      \u4f5c\u7528\uff1a\u7194\u65ad\u964d\u7ea7\uff08\u66ff\u4ee3 Hystrix\uff09\uff0c\u57fa\u4e8e Resilience4j \u5b9e\u73b0\u7194\u65ad\uff0c\u652f\u6301\u8d85\u65f6\u3001\u5931\u8d25\u7387\u9608\u503c\u914d\u7f6e\u3002<\/p>\n
      \u914d\u7f6e\u793a\u4f8b<\/strong>\uff1a<\/p>\n
      filters:\n  - name: CircuitBreaker\n    args:\n      name: myCircuitBreaker\n      fallbackUri: forward:\/inCaseOfFailureUseThis  # \u8fd9\u91cc\u662f\u7f51\u5173\u5185\u7684\u63a7\u5236\u5668uri\n      statusCodes:  # \u4e5f\u53ef\u6839\u636e\u72b6\u6001\u6765\u63a7\u5236\u662f\u5426\u7194\u65ad\n          - 500\n           - "NOT_FOUND"<\/code><\/pre>\n
      @RestController\n@RequestMapping("\/")\n@Slf4j\npublic class InCaseOfFailureUseThisController {\n\n    @GetMapping(value = "\/inCaseOfFailureUseThis")\n    public String inCaseOfFailureUseThis() {\n\n        System.out.println("inCaseOfFailureUseThis");\n\n        return "inCaseOfFailureUseThis";\n    }\n}<\/code><\/pre>\n
      \u5982\u679c\u6211\u4eec\u5e0c\u671b\u7194\u65ad\u540e\u4e0d\u8def\u7531\u5230\u7f51\u5173\uff0c\u800c\u4e14\u662f\u8f6c\u53d1\u5230\u5176\u4ed6\u7684\u5916\u90e8\u8def\u5f84\uff0c\u53ef\u4ee5\u5982\u4e0b\u8bbe\u7f6e\u3002<\/p>\n
      spring:\n  cloud:\n    gateway:\n      routes:\n      - id: ingredients\n        uri: http:\/\/127.0.0.1:12041\/\n        predicates:\n        - Path=\/\/ingredients\/**\n        filters:\n        - name: CircuitBreaker\n          args:\n            name: myCircuitBreaker\n            fallbackUri: forward:\/fallback\n      - id: myCircuitBreaker-fallback\n        uri: http:\/\/localhost:9994\n        predicates:\n        - Path=\/fallback<\/code><\/pre>\n
      5. SaveSession<\/code><\/h4>\n
      \u5728\u8f6c\u53d1\u8c03\u7528\u4e0b\u6e38\u4e4b\u524d\u5f3a\u5236\u8fdb\u884c WebSession::save \u64cd\u4f5c\uff0c\u8fd9\u5728\u4f7f\u7528\u7c7b\u4f3c Spring Session \u7684\u61d2\u6570\u636e\u5b58\u50a8\u65f6\u7279\u522b\u6709\u7528\uff0c\u56e0\u4e3a\u4f60\u9700\u8981\u786e\u4fdd\u5728\u8fdb\u884c\u8f6c\u53d1\u8c03\u7528\u4e4b\u524d\u5df2\u7ecf\u4fdd\u5b58\u4e86Session\u72b6\u6001\u3002<\/p>\n
      \u914d\u7f6e\u793a\u4f8b<\/strong>\uff1a<\/p>\n
      filters:\n  - SaveSession<\/code><\/pre>\n
      \u5982\u679c\u96c6\u6210\u4e86 Spring Security \u4e0e Spring Session \uff0c\u800c\u4e14\u5e0c\u671b\u786e\u4fdd\u5b89\u5168\u7ec6\u8282\u5df2\u88ab\u8f6c\u53d1\u5230\u4e0b\u6e38\u8fdb\u7a0b\uff0c\u8fd9\u4e00\u70b9\u81f3\u5173\u91cd\u8981\u3002<\/p>\n
      \u5199\u5728\u6700\u540e<\/h2>\n
      \u8fd9\u671f\u4e1c\u897f\u8fd8\u662f\u5f88\u591a\u7684\uff0c\u5176\u5b9e 80% \u7684\u8def\u7531\u589e\u5f3a\u573a\u666f\uff08\u5982\u8def\u5f84\u91cd\u5199\u3001\u9650\u6d41\u3001\u8de8\u57df\uff09\u90fd\u80fd\u901a\u8fc7\u5185\u7f6e\u8fc7\u6ee4\u5668\u5b9e\u73b0\uff0c\u65e0\u9700\u624b\u5199\u4ee3\u7801\uff0c\u6240\u6709\u4e0d\u8981\u52a8\u4e0d\u52a8\u5c31\u60f3\u7740\u52a0\u8fc7\u6ee4\u5668\u3002\u8fd8\u6709\u5728\u4f7f\u7528\u8fc7\u6ee4\u5668\u7684\u65f6\u5019\u8981\u6ce8\u610f\uff0c\u591a\u4e2a\u8fc7\u6ee4\u5668\u7684\u914d\u7f6e\u987a\u5e8f\uff0c\u987a\u5e8f\u4e0d\u5bf9\u5bb9\u6613\u51fa\u5947\u5947\u602a\u602a\u7684\u95ee\u9898\u54e6\u3002<\/p>\n
      \u5176\u4ed6\u7684\u9762\u8bd5\u8d44\u6e90\u3001\u5de5\u5177\u3001\u4e66\u7c4d\u90fd\u5728\u8fd9\u91cc<\/h2>\n
      https:\/\/github.com\/chengxy-nds\/Springboot-Notebook<\/a><\/p>\n
      https:\/\/segmentfault.com\/a\/1190000047338598<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"
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