{"id":1145,"date":"2022-06-21T11:15:48","date_gmt":"2022-06-21T03:15:48","guid":{"rendered":"https:\/\/www.linuxdevops.cn\/?p=1145"},"modified":"2023-04-07T09:55:29","modified_gmt":"2023-04-07T01:55:29","slug":"k8s-ingress-nginx-backend-service-failed-to-get-the-custom","status":"publish","type":"post","link":"https:\/\/www.linuxdevops.cn\/2022\/06\/k8s-ingress-nginx-backend-service-failed-to-get-the-custom\/","title":{"rendered":"K8s ingress-nginx  \u540e\u7aef\u670d\u52a1\u83b7\u53d6\u4e0d\u5230\u81ea\u5b9a\u4e49header"},"content":{"rendered":"<p>\u539f\u56e0\uff1a<\/p>\n<p>\u8bf7\u6c42\u7684\u8bf7\u6c42\u5934\u53c2\u6570\u6709\u4e0b\u5212\u7ebf\uff0c\u800cNginx\u4ee3\u7406\u9ed8\u8ba4\u4f1a\u628aheader\u4e2d\u53c2\u6570\u6709\u201c_\u201d\u4e0b\u5212\u7ebf\u7684\u53c2\u6570\u53bb\u6389\uff1b\u89e3\u51b3\u8fd9\u4e2a\u95ee\u9898\u53ea\u9700\u8981\u5728Nginx\u7684\u914d\u7f6e\u6587\u4ef6\u4e2d\u6dfb\u52a0\uff1a<strong>underscores_in_headers on<\/strong>\uff1b \u9ed8\u8ba4\u4e3a <strong>off<\/strong><\/p>\n<p>k8s\u90e8\u7f72\u7684 ingress-nginx \u53ea\u9700\u8981\u5728ingress-nginx-controller   Configmap\u4e2d\u6dfb\u52a0 <strong>enable-underscores-in-headers: &quot;true&quot;<\/strong> <\/p>\n<pre><code class=\"language-yaml\"># Please edit the object below. Lines beginning with a &#039;#&#039; will be ignored,\n# and an empty file will abort the edit. If an error occurs while saving this file will be\n# reopened with the relevant failures.\n#\napiVersion: v1\ndata:\n  access-log-path: \/var\/log\/nginx\/access.log\n  allow-snippet-annotations: &quot;true&quot;\n  compute-full-forwarded-for: &quot;true&quot;\n  enable-underscores-in-headers: &quot;true&quot;\n  error-log-path: \/var\/log\/nginx\/error.log\n  keep-alive-requests: &quot;10000&quot;\n  log-format-upstream: $remote_addr - $remote_user [$time_iso8601] $msec &quot;$request&quot;\n    $status $body_bytes_sent &quot;$http_referer&quot; &quot;$http_user_agent&quot; $request_length $request_time\n    [$proxy_upstream_name] [$proxy_alternative_upstream_name] [$upstream_addr] [$upstream_response_length]\n    [$upstream_response_time] [$upstream_status] $req_id\n  max-worker-connections: &quot;65536&quot;\nkind: ConfigMap\nmetadata:\n  annotations:\n    kubectl.kubernetes.io\/last-applied-configuration: |\n      {&quot;apiVersion&quot;:&quot;v1&quot;,&quot;data&quot;:null,&quot;kind&quot;:&quot;ConfigMap&quot;,&quot;metadata&quot;:{&quot;annotations&quot;:{},&quot;labels&quot;:{&quot;app.kubernetes.io\/component&quot;:&quot;controller&quot;,&quot;app.kubernetes.io\/instance&quot;:&quot;ingress-nginx&quot;,&quot;app.kubernetes.io\/name&quot;:&quot;ingress-nginx&quot;,&quot;app.kubernetes.io\/version&quot;:&quot;1.2.0&quot;},&quot;name&quot;:&quot;ingress-nginx-controller&quot;,&quot;namespace&quot;:&quot;ingress-nginx&quot;}}\n  creationTimestamp: &quot;2022-06-11T06:44:16Z&quot;\n  labels:\n    app.kubernetes.io\/component: controller\n    app.kubernetes.io\/instance: ingress-nginx\n    app.kubernetes.io\/name: ingress-nginx\n    app.kubernetes.io\/version: 1.2.0\n  name: ingress-nginx-controller\n  namespace: ingress-nginx\n  resourceVersion: &quot;1296033&quot;\n  uid: eea7812a-2738-4e7d-b4f3-11041bec5dba\n<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"<p>\u539f\u56e0\uff1a \u8bf7\u6c42\u7684\u8bf7\u6c42\u5934\u53c2\u6570\u6709\u4e0b\u5212\u7ebf\uff0c\u800cNginx\u4ee3\u7406\u9ed8\u8ba4\u4f1a\u628aheader\u4e2d\u53c2\u6570\u6709\u201c_\u201d\u4e0b\u5212\u7ebf\u7684\u53c2\u6570\u53bb\u6389\uff1b\u89e3\u51b3\u8fd9\u4e2a<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[34],"tags":[111,37],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v20.3 - 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