在 master 节点上执行

nginx-ingress.yaml文件内容

  1. # 如果打算用于生产环境,请参考 https://github.com/nginxinc/kubernetes-ingress/blob/v1.5.5/docs/installation.md 并根据您自己的情况做进一步定制
  2. apiVersion: v1
  3. kind: Namespace
  4. metadata:
  5. name: nginx-ingress
  6. ---
  7. apiVersion: v1
  8. kind: ServiceAccount
  9. metadata:
  10. name: nginx-ingress
  11. namespace: nginx-ingress
  12. ---
  13. apiVersion: v1
  14. kind: Secret
  15. metadata:
  16. name: default-server-secret
  17. namespace: nginx-ingress
  18. type: Opaque
  19. data:
  20. tls.crt: 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
  21. tls.key: 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
  22. ---
  23. kind: ConfigMap
  24. apiVersion: v1
  25. metadata:
  26. name: nginx-config
  27. namespace: nginx-ingress
  28. data:
  29. server-names-hash-bucket-size: "1024"
  30. ---
  31. kind: ClusterRole
  32. apiVersion: rbac.authorization.k8s.io/v1beta1
  33. metadata:
  34. name: nginx-ingress
  35. rules:
  36. - apiGroups:
  37. - ""
  38. resources:
  39. - services
  40. - endpoints
  41. verbs:
  42. - get
  43. - list
  44. - watch
  45. - apiGroups:
  46. - ""
  47. resources:
  48. - secrets
  49. verbs:
  50. - get
  51. - list
  52. - watch
  53. - apiGroups:
  54. - ""
  55. resources:
  56. - configmaps
  57. verbs:
  58. - get
  59. - list
  60. - watch
  61. - update
  62. - create
  63. - apiGroups:
  64. - ""
  65. resources:
  66. - pods
  67. verbs:
  68. - list
  69. - apiGroups:
  70. - ""
  71. resources:
  72. - events
  73. verbs:
  74. - create
  75. - patch
  76. - apiGroups:
  77. - extensions
  78. resources:
  79. - ingresses
  80. verbs:
  81. - list
  82. - watch
  83. - get
  84. - apiGroups:
  85. - "extensions"
  86. resources:
  87. - ingresses/status
  88. verbs:
  89. - update
  90. - apiGroups:
  91. - k8s.nginx.org
  92. resources:
  93. - virtualservers
  94. - virtualserverroutes
  95. verbs:
  96. - list
  97. - watch
  98. - get
  99. ---
  100. kind: ClusterRoleBinding
  101. apiVersion: rbac.authorization.k8s.io/v1beta1
  102. metadata:
  103. name: nginx-ingress
  104. subjects:
  105. - kind: ServiceAccount
  106. name: nginx-ingress
  107. namespace: nginx-ingress
  108. roleRef:
  109. kind: ClusterRole
  110. name: nginx-ingress
  111. apiGroup: rbac.authorization.k8s.io
  112. ---
  113. apiVersion: apps/v1
  114. kind: DaemonSet
  115. metadata:
  116. name: nginx-ingress
  117. namespace: nginx-ingress
  118. annotations:
  119. prometheus.io/scrape: "true"
  120. prometheus.io/port: "9113"
  121. spec:
  122. selector:
  123. matchLabels:
  124. app: nginx-ingress
  125. template:
  126. metadata:
  127. labels:
  128. app: nginx-ingress
  129. spec:
  130. serviceAccountName: nginx-ingress
  131. containers:
  132. - image: nginx/nginx-ingress:1.5.5
  133. name: nginx-ingress
  134. ports:
  135. - name: http
  136. containerPort: 80
  137. hostPort: 80
  138. - name: https
  139. containerPort: 443
  140. hostPort: 443
  141. - name: prometheus
  142. containerPort: 9113
  143. env:
  144. - name: POD_NAMESPACE
  145. valueFrom:
  146. fieldRef:
  147. fieldPath: metadata.namespace
  148. - name: POD_NAME
  149. valueFrom:
  150. fieldRef:
  151. fieldPath: metadata.name
  152. args:
  153. - -nginx-configmaps=$(POD_NAMESPACE)/nginx-config
  154. - -default-server-tls-secret=$(POD_NAMESPACE)/default-server-secret
  155. #- -v=3 # Enables extensive logging. Useful for troubleshooting.
  156. #- -report-ingress-status
  157. #- -external-service=nginx-ingress
  158. #- -enable-leader-election
  159. - -enable-prometheus-metrics
  160. #- -enable-custom-resources
  1. # 安装
  2. kubectl apply -f nginx-ingress.yaml
  3. # 卸载
  4. kubectl delete -f nginx-ingress.yaml

配置域名解析

将域名 *.demo.yourdomain.com 解析到 demo-worker-a-2 的 IP 地址 z.z.z.z (也可以是 demo-worker-a-1 的地址 y.y.y.y)

验证配置

在浏览器访问 a.demo.yourdomain.com,将得到 404 NotFound 错误页面

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