{"id":10006167,"date":"2022-08-10T16:56:50","date_gmt":"2022-08-10T08:56:50","guid":{"rendered":"https:\/\/ityet.com\/?p=10006167"},"modified":"2022-08-10T16:56:50","modified_gmt":"2022-08-10T08:56:50","slug":"ingress-nginx-%e6%8e%a5%e8%bf%9e%e6%8a%ab%e9%9c%b2%e9%ab%98%e5%8d%b1%e5%ae%89%e5%85%a8%e6%bc%8f%e6%b4%9e%ef%bc%8c%e6%98%af%e5%90%a6%e6%9c%89%e6%9b%b4%e5%a5%bd%e7%9a%84%e9%80%89%e6%8b%a9%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/itmax.cn\/?p=10006167","title":{"rendered":"Ingress Nginx \u63a5\u8fde\u62ab\u9732\u9ad8\u5371\u5b89\u5168\u6f0f\u6d1e\uff0c\u662f\u5426\u6709\u66f4\u597d\u7684\u9009\u62e9\uff1f"},"content":{"rendered":"<p>\u7b80\u4ecb\uff1a\u00a0\u5728\u300aK8s \u7f51\u5173\u9009\u578b\u521d\u5224\uff1aNginx \u8fd8\u662f Envoy\u300b\u4e00\u6587\u4e2d\uff0c\u6211\u4eec\u5df2\u7ecf\u7ed9\u51fa\u4e86\u8fd9\u4e2a\u65b0\u7684\u9009\u9879\uff1aMSE \u4e91\u539f\u751f\u7f51\u5173\u3002\u672c\u6587\u7ee7\u7eed\u5c55\u5f00\u5206\u6790\uff0c\u4e3a\u4f55 MSE \u4e91\u539f\u751f\u7f51\u5173\u6709\u66f4\u597d\u7684\u5b89\u5168\u6027\u4fdd\u969c\u3002\u4f5c\u8005\uff1a\u6f84\u6f6d\u00a0\u4eca\u5e74 K8s Ingress Nginx \u9879\u76ee\u63a5\u8fde\u62ab\u9732\u4e86\u4e09\u4e2a\u9ad8\u5371\u5b89\u5168\u6f0f\u6d1e\uff08CVE-2021-25745[1],\u00a0CVE-2021-25746[2],\u00a0CVE-2021-25748[3]\uff09\uff0c\u8be5\u9879\u76ee\u4e5f\u5728\u8fd1\u671f\u5ba3\u5e03\u5c06\u505c\u6b62\u63a5\u6536\u65b0\u529f\u80fd PR\uff0c\u4e13\u6ce8\u4fee\u590d\u5e76\u63d0\u5347\u7a33\u5b9a\u6027\u3002Ingress Nginx \u4f5c\u4e3a K8s \u9879\u76ee\u81ea\u5e26\u7684\u7f51\u5173\u7ec4\u4ef6\uff0c\u88ab\u5927\u91cf\u7528\u6237\u7684 K8s \u96c6\u7fa4\u9ed8\u8ba4\u5b89\u88c5\u3002\u4f5c\u4e3a\u5904\u4e8e Internet \u7f51\u7edc\u8fb9\u754c\u7684\u57fa\u7840\u8f6f\u4ef6\uff0c\u53c8\u88ab\u5927\u89c4\u6a21\u4f7f\u7528\uff0c\u52bf\u5fc5\u4f1a\u6210\u4e3a\u4e00\u4e9b\u653b\u51fb\u8005\u7684\u7406\u60f3\u76ee\u6807\u3002\u4e00\u65e6\u9632\u7ebf\u653b\u7834\uff0c\u5176\u4ee3\u4ef7\u662f\u60e8\u75db\u7684\uff0c\u53ef\u4ee5\u53c2\u8003\u540c\u6837\u662f\u7f51\u7edc\u8fb9\u754c\u7684\u57fa\u7840\u7ec4\u4ef6\uff0cOpenSSL \u7684 Heartbleed \u5fc3\u8840\u6f0f\u6d1e\u6bb7\u9274\u4e0d\u8fdc\u3002\u00a02014 \u5e74 Heartbleed \u6f0f\u6d1e\u91ca\u51fa\u4e0d\u4e45\uff0cOpenBSD \u5f00\u59cb\u81ea\u884c\u7ef4\u62a4 LibreSSL\uff0cGoogle \u4e5f\u63a8\u51fa\u4e86 BoringSSL\uff0c\u57fa\u4e8e\u548c OpenSSL \u9075\u5faa\u540c\u4e00\u5957 SSL\/TLS \u534f\u8bae\u6807\u51c6\uff0c\u63d0\u4f9b\u66f4\u5b89\u5168\u7684\u66ff\u4ee3\u54c1\u3002\u7c7b\u4f3c\u7684\uff0c\u57fa\u4e8e\u540c\u4e00\u5957 K8s Ingress API \u6807\u51c6\uff0c\u662f\u5426\u6709\u66f4\u5b89\u5168\u7684 K8s \u7f51\u5173\u53ef\u4ee5\u66ff\u4ee3 Ingress Nginx\uff1f\u00a0apiVersion: networking.k8s.io\/v1<br \/>kind: Ingress<br \/>metadata:<br \/>  name: ingress-example<br \/>spec:<br \/>  rules:<\/p>\n<ul>\n<li>\n<p>host: foo.bar.com<br \/>http:<br \/>  paths:<\/p>\n<ul>\n<li>\n<p>pathType: Prefix<br \/>path: &#8220;\/&#8221;<br \/>backend:<br \/>  service:<\/p>\n<pre><code>name: service1\nport:\n  number: 80<\/code><\/pre>\n<\/li>\n<\/ul>\n<\/li>\n<li>\n<p>host: bar.foo.com<br \/>http:<br \/>  paths:<\/p>\n<ul>\n<li>\n<p>pathType: Prefix<br \/>path: &#8220;\/&#8221;<br \/>backend:<br \/>  service:<\/p>\n<pre><code>name: service2\nport:\n  number: 80\u00a0Ingress API \u6807\u51c6\u793a\u4f8b\u00a0\u5728\u300aK8s \u7f51\u5173\u9009\u578b\u521d\u5224\uff1aNginx \u8fd8\u662f Envoy\u300b\u4e00\u6587\u4e2d\uff0c\u6211\u4eec\u5df2\u7ecf\u7ed9\u51fa\u4e86\u8fd9\u4e2a\u65b0\u7684\u9009\u9879\uff1aMSE \u4e91\u539f\u751f\u7f51\u5173\u3002\u672c\u6587\u7ee7\u7eed\u5c55\u5f00\u5206\u6790\uff0c\u4e3a\u4f55 MSE \u4e91\u539f\u751f\u7f51\u5173\u6709\u66f4\u597d\u7684\u5b89\u5168\u6027\u4fdd\u969c\u3002\u00a0Ingress Nginx \u67b6\u6784\u8bbe\u8ba1\u7f3a\u9677\u00a0<\/code><\/pre>\n<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p><img decoding=\"async\" referrerpolicy=\"no-referrer\" src=\"https:\/\/segmentfault.com\/img\/remote\/1460000042296380\" alt=\"\u56fe\u7247\" title=\"\u56fe\u7247\" loading=\"lazy\"><br \/>Ingress Nginx \u5bb9\u5668\u67b6\u6784\uff08\u56fe\u7247\u6765\u81ea kubernetes.io\uff09\u00a0Ingress Nginx \u5b89\u5168\u6f0f\u6d1e\u9891\u53d1\u7684\u80cc\u540e\uff0c\u662f\u7531\u5176\u4e0d\u5b89\u5168\u7684\u67b6\u6784\u8bbe\u8ba1\u5bfc\u81f4\u7684\uff1a\u5c06\u63a7\u5236\u9762 Ingress Controller \u7ec4\u4ef6\uff08Go \u7a0b\u5e8f\uff09\uff0c\u548c\u6570\u636e\u9762 Nginx \u7ec4\u4ef6\u653e\u5728\u4e00\u4e2a\u5bb9\u5668\u5185\u3002\u63a7\u5236\u9762\u5728\u8fd9\u91cc\u662f\u4e00\u4e2a Admin \u7684\u89d2\u8272\uff0c\u53ef\u60f3\u800c\u77e5\u5176\u4f1a\u7ba1\u7406\u4e00\u4e9b\u654f\u611f\u7684\u4fe1\u606f\uff0c\u4f8b\u5982\u548c K8s API Server \u901a\u4fe1\u7684\u8ba4\u8bc1\u51ed\u8bc1\u3002\u6570\u636e\u9762\u548c\u63a7\u5236\u9762\u5171\u7528\u5bb9\u5668\uff0c\u5c31\u7ed9\u653b\u51fb\u8005\u901a\u8fc7\u6570\u636e\u9762\u83b7\u53d6\u8fd9\u4e9b\u654f\u611f\u4fe1\u606f\u63d0\u4f9b\u4e86\u53ef\u4e58\u4e4b\u673a\u3002\u4e3e\u4f8b\u6765\u8bf4\uff1a\u00a0K8s \u4f7f\u7528\u4e86 RBAC \u673a\u5236\u5b9e\u73b0 API Server \u63a5\u53e3\u7684\u8ba4\u8bc1\u9274\u6743\uff0c\u800c\u7528\u4e8e RBAC \u8ba4\u8bc1\u7684\u51ed\u8bc1\u4fe1\u606f\uff0c\u4f1a\u901a\u8fc7 volume \u6302\u8f7d\u5230\u5bb9\u5668\u7684\/var\/ru n\/secrets\/kubernetes.io\/serviceaccount \u76ee\u5f55\u3002CVE-2021-25745\u00a0\u5c31\u662f\u5229\u7528\u4e86\u63a7\u5236\u9762\u62fc\u63a5 nginx.conf \u914d\u7f6e\u6587\u4ef6\u7684\u6f0f\u6d1e\uff0c\u901a\u8fc7 Ingress Path \u5b9e\u73b0\u4e86\u914d\u7f6e\u6ce8\u5165\uff0c\u8ba9 Nginx \u63d0\u4f9b\u4e00\u4e2a\u9759\u6001\u6587\u4ef6\u4ee3\u7406\u7684\u8def\u7531\uff0c\u4ece\u800c\u83b7\u53d6\u5230\u8fd9\u4e2a\u51ed\u8bc1\u3002\u53ef\u4ee5\u770b\u4e0b\u6709\u4e86\u8fd9\u4e2a\u51ed\u8bc1\u80fd\u5e72\u4ec0\u4e48\u4e8b\u60c5\uff1a\u00a0<br \/><img decoding=\"async\" referrerpolicy=\"no-referrer\" src=\"https:\/\/segmentfault.com\/img\/remote\/1460000042296381\" alt=\"\u56fe\u7247\" title=\"\u56fe\u7247\" loading=\"lazy\"><br \/>Ingress Nginx \u51ed\u8bc1\u6743\u9650\uff08\u56fe\u7247\u6765\u81ea blog.lightspin.io\uff09\u00a0\u4e0a\u56fe\u662f ingress-nginx \u8fd9\u4e2a ServiceAccount \u89d2\u8272\u7684 ClusterRole \u6743\u9650\u63cf\u8ff0\uff0c\u56e0\u4e3a\u7f51\u5173\u9700\u8981\u52a0\u8f7d TLS \u8bc1\u4e66\uff0c\u6240\u4ee5\u8fd9\u4e2a\u89d2\u8272\u662f\u5177\u6709\u67e5\u770b\u96c6\u7fa4\u5185\u6240\u6709 Secret \u7684\u6743\u9650\u7684\u3002\u653b\u51fb\u8005\u4e0d\u4f46\u80fd\u901a\u8fc7\u8fd9\u4e2a\u51ed\u8bc1\u62ff\u5230\u6240\u6709 TLS \u8bc1\u4e66\u7684\u79c1\u94a5\u4fe1\u606f\uff0c\u8fd8\u80fd\u62ff\u5230\u96c6\u7fa4\u91cc\u6240\u6709\u5bc6\u94a5\u7c7b\u914d\u7f6e\uff01\u00a0<br \/><img decoding=\"async\" referrerpolicy=\"no-referrer\" src=\"https:\/\/segmentfault.com\/img\/remote\/1460000042296382\" alt=\"\u56fe\u7247\" title=\"\u56fe\u7247\" loading=\"lazy\"><br \/>\u5bfc\u81f4\u6f0f\u6d1e\u7684\u67b6\u6784\u6839\u56e0 \uff08\u56fe\u7247\u6765\u81ea blog.lightspin.io\uff09\u00a0\u5b9e\u9645\u4e0a\uff0cCVE-2021-25746 \u548c CVE-2021-25748\uff0c\u5305\u62ec\u66f4\u65e9\u7684\u00a0CVE-2021-25742[4]\uff0c\u6839\u56e0\u90fd\u662f\u8fd9\u4e2a\u95ee\u9898\u3002CVE-2021-25742 \u57fa\u4e8e custom snippet \u901a\u8fc7 Nginx \u914d\u7f6e\u7247\u6bb5\u5b9e\u73b0\u51ed\u8bc1\u83b7\u53d6\uff1bCVE-2021-25746\u00a0\u53ef\u4ee5\u57fa\u4e8e\u591a\u79cd Ingress Annotation \u5b9e\u73b0 Nginx \u914d\u7f6e\u7247\u6bb5\u6ce8\u5165\u83b7\u53d6\u51ed\u8bc1\uff1bCVE-2021-25748 \u7ed5\u8fc7\u4e86\u9488\u5bf9 CVE-2021-25745 \u4fee\u590d\u7684\u6b63\u5219\u68c0\u6d4b\u3002\u771f\u662f\u9632\u4e0d\u80dc\u9632&#8230;&#8230;\u00a0Ingress Nginx \u793e\u533a\u8ba4\u8bc6\u5230\u4e86\u8fd9\u4e2a\u67b6\u6784\u95ee\u9898\u7684\u4e25\u91cd\u6027\uff0c\u5df2\u7ecf\u5f00\u59cb\u8ba1\u5212\u505a\u63a7\u5236\u9762\u548c\u6570\u636e\u9762\u7684\u5206\u79bb\u3002\u82e5\u7ee7\u7eed\u4fdd\u6301\u73b0\u6709\u67b6\u6784\uff0c\u672a\u6765\u53ef\u80fd\u4f1a\u7206\u51fa\u66f4\u4e25\u91cd\u7684\u5b89\u5168\u6f0f\u6d1e\u3002\u00a0\u503c\u5f97\u6ce8\u610f\u7684\u662f\uff0c\u8fd9\u79cd\u67b6\u6784\u9664\u4e86\u4f1a\u5bfc\u81f4\u4e0a\u8ff0\u5b89\u5168\u95ee\u9898\uff0c\u8fd8\u4f1a\u5bfc\u81f4\u5bb9\u5668 CPU \u8d1f\u8f7d\u8f83\u9ad8\u65f6\uff0c\u63a7\u5236\u9762\u548c\u6570\u636e\u9762\u8fdb\u7a0b\u4e92\u76f8\u62a2\u5360\u8c03\u5ea6\uff0c\u51fa\u73b0\u4e00\u7cfb\u5217\u7a33\u5b9a\u6027\u95ee\u9898\uff0c\u4f8b\u5982\uff1a\u00a01. \u7531\u63a7\u5236\u9762\u8d1f\u8d23\u7684\u5b58\u6d3b\u5065\u5eb7\u68c0\u67e5\uff08livenessProbe\uff09\u8d85\u65f6\u5931\u8d25\uff0c\u5bfc\u81f4\u5bb9\u5668\u4e0d\u65ad\u91cd\u542f\u00a02. \u5728\u5f00\u542f\u4e86 prometheus \u91c7\u96c6\u76d1\u63a7\u6307\u6807\u7684\u60c5\u51b5\u4e0b\uff0c\u63a7\u5236\u9762\u56e0\u4e3a\u9ad8\u8d1f\u8f7d\u62a2\u5360\u4e0d\u5230\u8db3\u591f\u7684 CPU\uff0c\u4f1a\u51fa\u73b0 OOM\uff0c\u5bfc\u81f4\u5bb9\u5668\u88ab kill\uff0c\u8be6\u7ec6\u539f\u56e0\u89c1\u6587\u672b\u76f8\u5173 issue[5]\u00a0\u66f4\u5b89\u5168\u7684\u66ff\u4ee3\u54c1\u2014\u2014MSE \u4e91\u539f\u751f\u7f51\u5173\u00a0<br \/><img decoding=\"async\" referrerpolicy=\"no-referrer\" src=\"https:\/\/segmentfault.com\/img\/remote\/1460000042296383\" alt=\"\u56fe\u7247\" title=\"\u56fe\u7247\" loading=\"lazy\"><br \/>MSE \u4e91\u539f\u751f\u7f51\u5173\u7684\u63a7\u5236\u9762\u548c\u6570\u636e\u9762\u67b6\u6784\u00a0\u4ece\u4e0a\u56fe\u53ef\u4ee5\u770b\u5230\uff0cMSE \u4e91\u539f\u751f\u7f51\u5173\u4f7f\u7528\u4e86\u6570\u636e\u9762\uff08Envoy\uff09\u548c\u63a7\u5236\u9762\uff08Istio\uff09\u9694\u79bb\u7684\u67b6\u6784\uff0c\u4ece\u6839\u672c\u4e0a\u907f\u514d\u4e86\u4e0a\u8ff0\u95ee\u9898\u3002MSE \u4e91\u539f\u751f\u7f51\u5173\u91c7\u7528\u4e86\u6258\u7ba1\u90e8\u7f72\u7684\u6a21\u5f0f\uff0c\u4e0d\u662f\u90e8\u7f72\u5728\u7528\u6237\u81ea\u5df1\u7684 K8s \u96c6\u7fa4\u4e2d\uff0c\u5373\u4f7f\u51fa\u73b0\u4e86\u5b89\u5168\u6f0f\u6d1e\uff0c\u7528\u6237\u4e5f\u53ef\u4ee5\u901a\u8fc7\u4e00\u952e\u5e73\u6ed1\u5347\u7ea7\u8f7b\u677e\u4fee\u590d\u6f0f\u6d1e\u3002\u5e76\u4e14\u6709\u4e13\u4e1a\u5b89\u5168\u56e2\u961f\u6536\u96c6\u6f0f\u6d1e\u60c5\u62a5\uff0c\u76f8\u6bd4\u5f00\u6e90\u80fd\u63d0\u4f9b\u66f4\u8fc5\u901f\u3001\u66f4\u53ef\u9760\u7684\u4fee\u590d\u65b9\u6848\u3002\u00a0\u57fa\u4e8e\u524d\u9762\u51e0\u4e2a CVE \u6f0f\u6d1e\u539f\u7406\u7684\u8bf4\u660e\uff0c\u4e0d\u96be\u53d1\u73b0 Ingress Nginx \u901a\u8fc7\u63a7\u5236\u9762\u62fc\u63a5 nginx.conf \u914d\u7f6e\u5b9e\u73b0\u6570\u636e\u9762\u63a7\u5236\u7684\u65b9\u5f0f\u4e5f\u5b58\u5728\u5f88\u5927\u7684\u5b89\u5168\u9690\u60a3\uff0c\u4f8b\u5982\u5b9a\u4e49\u4e00\u4e2a\u7279\u6b8a\u7684 Ingress Path\uff1a\u00a0apiVersion: networking.k8s.io\/v1<br \/>kind: Ingress<br \/>metadata:<br \/>  name: ingress-example<br \/>spec:<br \/>  rules:<\/p>\n<ul>\n<li>\n<p>http:<br \/>  paths:<\/p>\n<ul>\n<li>\n<p>pathType: Prefix<\/p>\n<h2>\u4e0b\u6587\u4e2d{&#8230;}\u7701\u7565\u53f7\u9690\u53bb\u4e86\u53ef\u80fd\u5f15\u53d1\u6f0f\u6d1e\u7684\u914d\u7f6e<\/h2>\n<p>path: &#8220;\/inject{&#8230;}location \/abc&#8221;<br \/>backend:<br \/>  service:<\/p>\n<pre><code>name: service\nport:\n  number: 80\u00a0\u5c31\u4f1a\u5728\u751f\u6210\u7684 nginx.conf \u4e2d\u51fa\u73b0\u5982\u4e0b\u914d\u7f6e\u7247\u6bb5\uff1a\u00a0location \/inject{...}location \/abc {<\/code><\/pre>\n<p>set $ingress_name &#8220;ingress-example&#8221;;<br \/>  &#8230;<br \/>  &#8230;<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>}\u00a0\u719f\u6089 Nginx \u914d\u7f6e\u7684\u540c\u5b66\u4f1a\u4e86\u89e3\uff0c\u8fd9\u91cc\u6709\u4e24\u4e2a location \u8def\u5f84\u5339\u914d\u89c4\u5219\uff0c\u5176\u4e2d location \/abc \u662f\u5bf9\u5e94\u4e0a\u8ff0 Ingress \u8def\u7531\u914d\u7f6e\u7684\uff0c\u800c location \/inject \u5219\u53ef\u4ee5\u5b9e\u73b0\u4e00\u4e2a\u989d\u5916\u7684\u914d\u7f6e\u6ce8\u5165\uff0c\u5728{&#8230;}\u4e2d\u53ef\u4ee5\u5199\u4efb\u610f\u7684 Nginx \u00a0Location \u7ea7\u522b\u914d\u7f6e\uff0c\u751a\u81f3\u4f7f\u7528\u7075\u6d3b\u5ea6\u5f88\u9ad8\u7684 Lua \u811a\u672c\uff0c\u8fbe\u5230\u914d\u7f6e\u6ce8\u5165\u8005\u7684\u5404\u79cd\u76ee\u7684\u3002\u00a0\u4e0d\u540c\u4e8e Ingress Nginx \u901a\u8fc7\u63a7\u5236\u9762\u62fc\u63a5 nginx.conf \u914d\u7f6e\u5b9e\u73b0\u6570\u636e\u9762\u63a7\u5236\uff0c\u4e91\u539f\u751f\u7f51\u5173\u4f7f\u7528\u4e86\u66f4\u5b89\u5168\u53ef\u9760\u7684 xDS \u534f\u8bae\uff0c\u901a\u8fc7 xDS API \u914d\u7f6e\u89e3\u6790\u66ff\u4ee3\u5b57\u7b26\u4e32\u62fc\u63a5\uff0c\u4ece\u6839\u672c\u4e0a\u907f\u514d\u4e86\u62fc\u63a5\u914d\u7f6e\u5bfc\u81f4\u914d\u7f6e\u6ce8\u5165\u7684\u95ee\u9898\uff0c\u786e\u4fdd\u914d\u7f6e\u52a8\u4f5c\u662f\u660e\u786e\u7684\uff0c\u884c\u4e3a\u662f\u53ef\u9884\u671f\u7684\u3002\u4e0b\u9762\u662f\u5411 Envoy \u4e0b\u53d1\u8def\u7531\u5339\u914d\u89c4\u5219\u7528\u5230\u7684 proto \u534f\u8bae\uff0c\u4e0d\u540c\u4e8e Ingress Nginx \u7684 location \u6307\u4ee4\u62fc\u63a5\uff0c\u8fd9\u79cd\u65b9\u5f0f\u663e\u7136\u7ea6\u675f\u4e86\u8def\u7531\u5339\u914d\u914d\u7f6e\u7684\u4f5c\u7528\u8303\u56f4\u3002\u00a0message RouteMatch {<br \/>  option (udpa.annotations.versioning).previous_message_type = &#8220;envoy.api.v2.route.RouteMatch&#8221;;<br \/>  message GrpcRouteMatchOptions {<\/p>\n<pre><code>option (udpa.annotations.versioning).previous_message_type =\n    &quot;envoy.api.v2.route.RouteMatch.GrpcRouteMatchOptions&quot;;<\/code><\/pre>\n<p>}<br \/>  message TlsContextMatchOptions {<\/p>\n<pre><code>option (udpa.annotations.versioning).previous_message_type =\n    &quot;envoy.api.v2.route.RouteMatch.TlsContextMatchOptions&quot;;\ngoogle.protobuf.BoolValue presented = 1;\ngoogle.protobuf.BoolValue validated = 2;<\/code><\/pre>\n<p>}<br \/>  \/\/ An extensible message for matching CONNECT requests.<br \/>  message ConnectMatcher {<br \/>  }<br \/>  reserved 5, 3;<br \/>  reserved &#8220;regex&#8221;;<br \/>  oneof path_specifier {<\/p>\n<pre><code>option (validate.required) = true;\nstring prefix = 1;\nstring path = 2;\ntype.matcher.v3.RegexMatcher safe_regex = 10 [(validate.rules).message = {required: true}];\nConnectMatcher connect_matcher = 12;\nstring path_separated_prefix = 14 [(validate.rules).string = {pattern: &quot;^[^?#]+[^?#\/]$&quot;}];\nstring path_template = 15\n    [(validate.rules).string = {min_len: 1 max_len: 256 ignore_empty: true}];<\/code><\/pre>\n<p>}<br \/>  google.protobuf.BoolValue case_sensitive = 4;<br \/>  core.v3.RuntimeFractionalPercent runtime_fraction = 9;<br \/>  repeated HeaderMatcher headers = 6;<br \/>  repeated QueryParameterMatcher query_parameters = 7;<br \/>  GrpcRouteMatchOptions grpc = 8;<br \/>  TlsContextMatchOptions tls_context = 11;<br \/>  repeated type.matcher.v3.MetadataMatcher dynamic_metadata = 13;<br \/>}\u00a0\u503c\u5f97\u4e00\u63d0\u7684\u662f\uff0c\u76ee\u524d Ingress Nginx \u7684\u5927\u91cf\u8def\u7531\u7b56\u7565\u529f\u80fd\u90fd\u9700\u8981\u901a\u8fc7\u66f4\u65b0 nginx.conf\uff0c\u7136\u540e\u91cd\u542f Nginx \u751f\u6548\uff0c\u91cd\u542f\u8fc7\u7a0b\u4e2d\u5ba2\u6237\u7aef\u8fde\u63a5\u4f1a\u65ad\u5f00\uff0c\u5728 websocket \u7b49\u957f\u8fde\u63a5\u573a\u666f\u4e0b\uff0c\u4f1a\u9020\u6210\u4e1a\u52a1\u5f71\u54cd\uff1b\u800c\u901a\u8fc7 Envoy \u7684 xDS \u914d\u7f6e\u4e0b\u53d1\uff0c\u8def\u7531\u7b56\u7565\u751f\u6548\u57fa\u4e8e RDS\/ECDS\uff0c\u5bf9\u957f\u8fde\u63a5\u5b8c\u5168\u65e0\u5f71\u54cd\u3002\u00a0\u4e3a\u4e86\u65b9\u4fbf\u7528\u6237\u4ece Ingress Nginx \u5e73\u6ed1\u8fc1\u79fb\u5230 MSE \u4e91\u539f\u751f\u7f51\u5173\uff0c\u6211\u4eec\u9664\u4e86\u5b8c\u5168\u517c\u5bb9\u4e86 K8s Ingress API \u7684\u6807\u51c6\uff0c\u4e5f\u517c\u5bb9\u4e86\u5e38\u7528\u7684 Ingress Nginx Annotation\uff0c\u8be6\u89c1\u6587\u672b\u6587\u6863[6]\u3002\u00a0\u6b64\u5916\uff0c\u4e91\u539f\u751f\u7f51\u5173\u7684\u63d2\u4ef6\u5e02\u573a\u63d0\u4f9b\u4e86\u591a\u79cd\u8ba4\u8bc1\u9274\u6743\u548c\u5b89\u5168\u9632\u62a4\u63d2\u4ef6\uff0c\u53ef\u4ee5\u589e\u5f3a\u7f51\u7edc\u5b89\u5168\u9632\u62a4\u80fd\u529b\uff1a<br \/><img decoding=\"async\" referrerpolicy=\"no-referrer\" src=\"https:\/\/segmentfault.com\/img\/remote\/1460000042296384\" alt=\"\u56fe\u7247\" title=\"\u56fe\u7247\" loading=\"lazy\"><br \/>\u00a0<br \/><img decoding=\"async\" referrerpolicy=\"no-referrer\" src=\"https:\/\/segmentfault.com\/img\/remote\/1460000042296385\" alt=\"\u56fe\u7247\" title=\"\u56fe\u7247\" loading=\"lazy\"><br \/>\u4e91\u539f\u751f\u7f51\u5173\u63d2\u4ef6\u5e02\u573a\u00a0\u7528\u6237\u8fd8\u53ef\u4ee5\u57fa\u4e8e Wasm \u6280\u672f\uff0c\u7528\u591a\u79cd\u8bed\u8a00\uff08Go\u3001JS\u3001Rust \u7b49\uff09\u5b9e\u73b0\u7f51\u5173\u529f\u80fd\u52a8\u6001\u6269\u5c55\uff08\u65e0\u9700\u91cd\u542f\u7f51\u5173\uff09\uff0c\u57fa\u4e8e Wasm \u7684\u6c99\u7bb1\u673a\u5236\uff0c\u5373\u4f7f\u4f60\u7684\u4ee3\u7801\u903b\u8f91\u8bbf\u95ee\u4e86\u7a7a\u6307\u9488\uff0c\u4e5f\u4e0d\u4f1a\u5bfc\u81f4\u7f51\u5173 crash\u3002\u8fd9\u79cd\u5b89\u5168\u4e14\u7b80\u5355\u7684\u6269\u5c55\u673a\u5236\u4e5f\u662f Ingress Nginx \u4e0d\u5177\u5907\u7684\u3002\u00a0\u53c2\u8003\u94fe\u63a5\uff1a\u00a0[1]\u00a0CVE-2021-25745\uff1a<a href=\"https:\/\/link.segmentfault.com\/?enc=bo13eDsMpzCG%2FDhzudpuXg%3D%3D.livHX8L7bTqM72NLaKRaM%2BPAmtq5uTrcjE3qgO5hm1jvQXTEfLeuMHiznw54pUesI7%2BbySNQxcCalNVS%2BOT8jQ%3D%3D\" rel=\"nofollow\">https:\/\/github.com\/kubernetes&#8230;<\/a>\u00a0\u00a0[2] CVE-2021-25746\uff1a<a href=\"https:\/\/link.segmentfault.com\/?enc=PvderP256%2Bo%2F5ecxqLk6ng%3D%3D.rRMZ%2Fuidws9d%2B5U8uyC%2FPtl0ekmvorM%2FW5Wu8POrOgvbVXLD9rPNE9MeXCfVrOwi9wV7pzPLLdTZO2VECCIqxA%3D%3D\" rel=\"nofollow\">https:\/\/github.com\/kubernetes&#8230;<\/a>\u00a0[3] CVE-2021-25748\uff1a<a href=\"https:\/\/link.segmentfault.com\/?enc=K8W1C4tPySdFBXmxGX1DmA%3D%3D.v8W6hIJZstSynlekadZA6jHnmqGxiagt7XE03hOO9bLjwGkRBAiMzCr%2BKV8dgDi3sJqlEG9jKGWtAnSDiY%2FFGA%3D%3D\" rel=\"nofollow\">https:\/\/github.com\/kubernetes&#8230;<\/a>\u00a0[4] CVE-2021-25742\uff1a<a href=\"https:\/\/link.segmentfault.com\/?enc=IFng%2FwYkeA7qcFT%2FFMyUmQ%3D%3D.b7w2iUyH5w%2Fr721TSRKnIKPwfVMUj4BYXp42ynBiR%2FGpIXkvfSMCpds8DZpZmMONQPO7fU%2BbKavO2Rljq7mYJg%3D%3D\" rel=\"nofollow\">https:\/\/github.com\/kubernetes&#8230;<\/a>\u00a0[5] \u76f8\u5173 issue\uff1a<a href=\"https:\/\/link.segmentfault.com\/?enc=ec6HLSnZuUO%2B69f7W9CR2g%3D%3D.eangRNVG%2BPIpOO%2FWJWwjhwHVh7l%2FvGffymuXtE2ApF69ExlI4OWv72xnRKbyrU8G4PQwQUKPelQ86Uuv6nKmVg%3D%3D\" rel=\"nofollow\">https:\/\/github.com\/kubernetes&#8230;<\/a>\u00a0[6] \u6587\u6863\uff1a<a href=\"https:\/\/link.segmentfault.com\/?enc=ZbqJO0jU9hlw0GF53uHz2w%3D%3D.vI9NmBAKNSa0ujxR18pMEnBXkTeSPpAEeS8OZEvuH9bCu0n9KiVm7qWOBypyhkjWzw%2Bfi0a8pIIvlJVFAOvuSQ%3D%3D\" rel=\"nofollow\">https:\/\/help.aliyun.com\/docum&#8230;<\/a>\u539f\u6587\u94fe\u63a5\uff1a<a href=\"https:\/\/link.segmentfault.com\/?enc=m2dKWKE3IhfU8pewYJ3tyQ%3D%3D.3ckhp1SHB1GOKqHF7k%2FYHvbpxD6g7lXhGVPNoYcSs1QtvZ%2FRsEE6k7Xo%2B3P2looJ\" rel=\"nofollow\">https:\/\/click.aliyun.com\/m\/10&#8230;<\/a>\u672c\u6587\u4e3a\u963f\u91cc\u4e91\u539f\u521b\u5185\u5bb9\uff0c\u672a\u7ecf\u5141\u8bb8\u4e0d\u5f97\u8f6c\u8f7d\u3002<\/p>\n<p><a href=\"https:\/\/segmentfault.com\/a\/1190000042296378\">https:\/\/segmentfault.com\/a\/1190000042296378<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u7b80\u4ecb\uff1a\u00a0\u5728\u300aK8s \u7f51\u5173\u9009\u578b\u521d\u5224\uff1aNginx \u8fd8\u662f Envoy\u300b\u4e00\u6587\u4e2d\uff0c\u6211\u4eec\u5df2\u7ecf\u7ed9\u51fa\u4e86\u8fd9\u4e2a\u65b0\u7684\u9009\u9879\uff1aMSE \u4e91 [&hellip;]<\/p>\n","protected":false},"author":0,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[],"tags":[],"class_list":["post-10006167","post","type-post","status-publish","format-standard","hentry"],"jetpack_sharing_enabled":true,"jetpack_featured_media_url":"","_links":{"self":[{"href":"https:\/\/itmax.cn\/index.php?rest_route=\/wp\/v2\/posts\/10006167","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/itmax.cn\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/itmax.cn\/index.php?rest_route=\/wp\/v2\/types\/post"}],"replies":[{"embeddable":true,"href":"https:\/\/itmax.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=10006167"}],"version-history":[{"count":0,"href":"https:\/\/itmax.cn\/index.php?rest_route=\/wp\/v2\/posts\/10006167\/revisions"}],"wp:attachment":[{"href":"https:\/\/itmax.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=10006167"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/itmax.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=10006167"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/itmax.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=10006167"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}