{"id":35911,"date":"2023-10-18T23:34:29","date_gmt":"2023-07-24T13:11:08","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/%e4%bd%bf%e7%94%a8-eks-terraform-%e5%92%8c-external-dns-%e5%9c%a8%e9%85%8d%e7%bd%ae%e6%96%87%e4%bb%b6%e4%b8%ad%e8%bf%9b%e8%a1%8c%e8%ae%b0%e5%bd%95%e6%b3%a8%e5%86%8c%e3%80%82\/"},"modified":"2024-05-04T04:56:03","modified_gmt":"2024-05-03T20:56:03","slug":"%e4%bd%bf%e7%94%a8-eks-terraform-%e5%92%8c-external-dns-%e5%9c%a8%e9%85%8d%e7%bd%ae%e6%96%87%e4%bb%b6%e4%b8%ad%e8%bf%9b%e8%a1%8c%e8%ae%b0%e5%bd%95%e6%b3%a8%e5%86%8c%e3%80%82","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e4%bd%bf%e7%94%a8-eks-terraform-%e5%92%8c-external-dns-%e5%9c%a8%e9%85%8d%e7%bd%ae%e6%96%87%e4%bb%b6%e4%b8%ad%e8%bf%9b%e8%a1%8c%e8%ae%b0%e5%bd%95%e6%b3%a8%e5%86%8c%e3%80%82\/","title":{"rendered":"\u4f7f\u7528 [EKS] [Terraform] \u548c external-dns \u5728\u914d\u7f6e\u6587\u4ef6\u4e2d\u8fdb\u884c\u8bb0\u5f55\u6ce8\u518c"},"content":{"rendered":"

\u8fd9\u662f\u4ec0\u4e48\uff1f<\/h2>\n

\u53ea\u9700\u8981\u5728\u914d\u7f6e\u6587\u4ef6\u4e2d\u7f16\u5199\u60f3\u8981\u6ce8\u518c\u7684\u8bb0\u5f55\uff0c\u4f7f\u7528external-dns\u4f1a\u81ea\u52a8\u5c06\u8bb0\u5f55\u4e0eIngress\u7684URL\u8fdb\u884c\u5173\u8054\uff0c\u5e76\u5c06\u8bb0\u5f55\u6ce8\u518c\u5230Route53\u3002<\/p>\n

\u6211\u4f7f\u7528\u4e86Terraform\u6765\u5b9e\u73b0\u5728AWS\u4e0a\u8fdb\u884c\u914d\u7f6e\u7684\u90e8\u5206\u3002\u6211\u5728\u5f88\u5927\u7a0b\u5ea6\u4e0a\u53c2\u8003\u4e86\u5148\u4eba\u7559\u4e0b\u7684\u6587\u7ae0\uff0c\u53ef\u80fd\u662f\u4e00\u79cd\u518d\u521b\u4f5c\u7684\u5185\u5bb9\uff0c\u4f46\u6211\u4e5f\u6574\u7406\u4e86\u4e00\u4e9b\u4e0e\u5148\u4eba\u4eec\u4e0d\u540c\u7684\u5b9e\u73b0\u90e8\u5206\u3002<\/p>\n

\u6784\u6210<\/h2>\n

\u6211\u8ba4\u4e3a\u8bb8\u591a\u793a\u4f8b\u90fd\u4f7f\u7528\u4e86Service\u4e2d\u7684external-dns\uff0c\u4f46\u5728\u672c\u4f8b\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528\u4e86\u5b83\u6765\u5904\u7406Ingress\u3002<\/p>\n

Terraform\u6240\u9700\u51c6\u5907\u4e4b\u7269<\/h2>\n

\u4f7f\u7528kubectl_manifest\u8d44\u6e90\u5728TF\u5185\u5b9a\u4e49\u4e86k8s\u8d44\u6e90\u3002\u5982\u679c\u8981\u4f7f\u7528WAF\u3001\u5b89\u5168\u7ec4\u548cACM\u7b49\uff0c\u5c06\u5176\u4f5c\u4e3a\u53d8\u91cf\u4f20\u9012\u5e94\u8be5\u80fd\u7b80\u5316\u6784\u5efa\u8fc7\u7a0b\u3002\u4f46\u662f\uff0c\u8fd9\u91cc\u552f\u4e00\u7684\u56f0\u96be\u662fk8s\u548cTF\u5de5\u4f5c\u7684\u8fb9\u754c\u53d8\u5f97\u6709\u4e9b\u6a21\u7cca…<\/p>\n

eks.tf \u53ef\u4ee5\u88ab\u7b80\u5316\u4e3a\uff1a<\/h5>\n

\u4e91\u539f\u751f\u6280\u672f\uff08EKS\uff09.tf<\/p>\n

resource<\/span> \"kubectl_manifest\"<\/span> \"ingress_yaml\"<\/span> {<\/span>\r\n  yaml_body<\/span> =<\/span> <<-<\/span>EOF<\/span>\r\napiVersion: networking.k8s.io\/v1\r\nkind: Ingress\r\nmetadata:\r\n  namespace: default\r\n  name: ${var.env}-ingress\r\n  annotations:\r\n    kubernetes.io\/ingress.class: alb\r\n    alb.ingress.kubernetes.io\/scheme: internet-facing\r\n    alb.ingress.kubernetes.io\/target-type: instance\r\n    alb.ingress.kubernetes.io\/wafv2-acl-arn: ${data.terraform_remote_state.waf_acm\u306eoutputs} \/\/ WAF-ARN\r\n    alb.ingress.kubernetes.io\/security-groups: ${aws_security_group.ingress\u306esg.id} \/\/ SG-ARN\r\n    alb.ingress.kubernetes.io\/listen-ports: '[{\"HTTP\": 80}, {\"HTTPS\":443}]'\r\n    alb.ingress.kubernetes.io\/certificate-arn: ACM\u306eARN\r\n    alb.ingress.kubernetes.io\/ssl-redirect: \"443\"\r\n    external-dns.alpha.kubernetes.io\/hostname: \"${var.env}-domain name\" \/\/ \u4f7f\u7528\u3057\u305f\u3044\u30ec\u30b3\u30fc\u30c9\u306e\u540d\u524d\r\nspec:\r\n  rules:\r\n    - host: ${var.env}-domain name\u3000\/\/ \u4f7f\u7528\u3057\u305f\u3044\u30ec\u30b3\u30fc\u30c9\u306e\u540d\u524d\r\n      http:\r\n        paths:\r\n        - path: \/\r\n          pathType: Prefix\r\n          backend:\r\n            service:\r\n              name: service\r\n              port:\r\n                number: 80\r\n<\/span>\r\n    EOF\r\n<\/span>}<\/span>\r\n\r\n\/\/ remote_state\u3092\u4f7f\u3063\u3066\u3044\u308b\u5834\u5408\u3001\u4ee5\u4e0b\u306e\u8a18\u8f09\u3082\u5fc5\u8981<\/span>\r\n\r\ndata<\/span> \"terraform_remote_state\"<\/span> \"waf_acm\"<\/span> {<\/span>\r\n  backend<\/span> =<\/span> \"s3\"<\/span>\r\n  config<\/span> =<\/span> {<\/span>\r\n    bucket<\/span> =<\/span> \"\u30d0\u30b1\u30c3\u30c8\u540d\"<\/span>\r\n    key<\/span>    =<\/span> \"tfstate\u306e\u540d\u524d\"<\/span>\r\n    region<\/span> =<\/span> \"\u30ea\u30fc\u30b8\u30e7\u30f3\"<\/span>\r\n  }<\/span>\r\n}<\/span>\r\n<\/code><\/pre>\n
.tfvars\u662f\u4e00\u4e2a\u6587\u4ef6\u6269\u5c55\u540d\u3002<\/h5>\n
\u53e6\u5916\uff0c\u5728tfvars\u6587\u4ef6\u4e2d\u6211\u5df2\u7ecf\u5b9a\u4e49\u4e86\u4ee5\u4e0b\u53d8\u91cf\u3002\u8fd9\u5c06\u6839\u636e\u73af\u5883\u81ea\u52a8\u547d\u540d\uff0c\u6240\u4ee5\u6211\u5728\u4e0a\u9762\u4f7f\u7528\u4e86${var.env}\u8fdb\u884c\u5206\u9694\u3002<\/p>\n
env          = \"\u74b0\u5883\u540d\"\r\n<\/code><\/pre>\n
\u5916\u90e8_dns.tf<\/h5>\n
resource<\/span> \"kubernetes_service_account\"<\/span> \"external_dns\"<\/span> {<\/span>\r\n  metadata<\/span> {<\/span>\r\n    name<\/span>      =<\/span> \"external-dns\"<\/span>\r\n    namespace<\/span> =<\/span> \"default\"<\/span>\r\n    annotations<\/span> =<\/span> {<\/span>\r\n      \"eks.amazonaws.com\/role-arn\"<\/span> :<\/span> \"<\/span>${<\/span>aws_iam_role<\/span>.<\/span>external_dns_role<\/span>.<\/span>arn<\/span>}<\/span>\"<\/span>\r\n    }<\/span>\r\n  }<\/span>\r\n}<\/span>\r\n\r\nresource<\/span> \"kubernetes_cluster_role\"<\/span> \"external_dns\"<\/span> {<\/span>\r\n  metadata<\/span> {<\/span>\r\n    name<\/span> =<\/span> \"<\/span>${<\/span>var<\/span>.<\/span>env<\/span>}<\/span>-external-dns\"<\/span>\r\n  }<\/span>\r\n  rule<\/span> {<\/span>\r\n    api_groups<\/span> =<\/span> [<\/span>\"\"<\/span>]<\/span>\r\n    resources<\/span>  =<\/span> [<\/span>\"services\"<\/span>,<\/span> \"endpoints\"<\/span>,<\/span> \"pods\"<\/span>]<\/span>\r\n    verbs<\/span>      =<\/span> [<\/span>\"get\"<\/span>,<\/span> \"watch\"<\/span>,<\/span> \"list\"<\/span>]<\/span>\r\n  }<\/span>\r\n  rule<\/span> {<\/span>\r\n    api_groups<\/span> =<\/span> [<\/span>\"extensions\"<\/span>,<\/span> \"networking.k8s.io\"<\/span>]<\/span>\r\n    resources<\/span>  =<\/span> [<\/span>\"ingresses\"<\/span>]<\/span>\r\n    verbs<\/span>      =<\/span> [<\/span>\"get\"<\/span>,<\/span> \"watch\"<\/span>,<\/span> \"list\"<\/span>]<\/span>\r\n  }<\/span>\r\n  rule<\/span> {<\/span>\r\n    api_groups<\/span> =<\/span> [<\/span>\"\"<\/span>]<\/span>\r\n    resources<\/span>  =<\/span> [<\/span>\"nodes\"<\/span>]<\/span>\r\n    verbs<\/span>      =<\/span> [<\/span>\"list\"<\/span>,<\/span> \"watch\"<\/span>]<\/span>\r\n  }<\/span>\r\n}<\/span>\r\nresource<\/span> \"kubernetes_cluster_role_binding\"<\/span> \"external_dns_viewer\"<\/span> {<\/span>\r\n  metadata<\/span> {<\/span>\r\n    name<\/span> =<\/span> \"<\/span>${<\/span>var<\/span>.<\/span>env<\/span>}<\/span>-external-dns-viewer\"<\/span>\r\n  }<\/span>\r\n  role_ref<\/span> {<\/span>\r\n    api_group<\/span> =<\/span> \"rbac.authorization.k8s.io\"<\/span>\r\n    kind<\/span>      =<\/span> \"ClusterRole\"<\/span>\r\n    name<\/span>      =<\/span> kubernetes_cluster_role<\/span>.<\/span>external_dns<\/span>.<\/span>metadata<\/span>[<\/span>0<\/span>].<\/span>name<\/span>\r\n  }<\/span>\r\n  subject<\/span> {<\/span>\r\n    kind<\/span>      =<\/span> \"ServiceAccount\"<\/span>\r\n    name<\/span>      =<\/span> kubernetes_service_account<\/span>.<\/span>external_dns<\/span>.<\/span>metadata<\/span>[<\/span>0<\/span>].<\/span>name<\/span>\r\n    namespace<\/span> =<\/span> \"default\"<\/span>\r\n  }<\/span>\r\n}<\/span>\r\n\r\ndata<\/span> \"aws_iam_policy_document\"<\/span> \"external_dns_assume_role_policy\"<\/span> {<\/span>\r\n  statement<\/span> {<\/span>\r\n    actions<\/span> =<\/span> [<\/span>\"sts:AssumeRoleWithWebIdentity\"<\/span>]<\/span>\r\n    effect<\/span>  =<\/span> \"Allow\"<\/span>\r\n\r\n    condition<\/span> {<\/span>\r\n      test<\/span>     =<\/span> \"StringEquals\"<\/span>\r\n      variable<\/span> =<\/span> \"<\/span>${<\/span>replace<\/span>(<\/span>module<\/span>.<\/span>cluster<\/span>.<\/span>oidc_provider<\/span>,<\/span> \"https:\/\/\"<\/span>,<\/span> \"\"<\/span>)<\/span>}<\/span>:sub\"<\/span>\r\n      values<\/span>   =<\/span> [<\/span>\"system:serviceaccount:default:external-dns\"<\/span>]<\/span>\r\n    }<\/span>\r\n\r\n    principals<\/span> {<\/span>\r\n      identifiers<\/span> =<\/span> [<\/span>\"arn:aws:iam::<\/span>${data<\/span>.<\/span>aws_caller_identity<\/span>.<\/span>current<\/span>.<\/span>account_id<\/span>}<\/span>:oidc-provider\/<\/span>${module<\/span>.<\/span>cluster<\/span>.<\/span>oidc_provider<\/span>}<\/span>\"<\/span>]<\/span>\r\n      type<\/span>        =<\/span> \"Federated\"<\/span>\r\n    }<\/span>\r\n  }<\/span>\r\n}<\/span>\r\n\r\nresource<\/span> \"aws_iam_role\"<\/span> \"external_dns_role\"<\/span> {<\/span>\r\n  name<\/span>               =<\/span> \"<\/span>${<\/span>var<\/span>.<\/span>env<\/span>}<\/span>-external-dns-role\"<\/span>\r\n  assume_role_policy<\/span> =<\/span> data<\/span>.<\/span>aws_iam_policy_document<\/span>.<\/span>external_dns_assume_role_policy<\/span>.<\/span>json<\/span>\r\n}<\/span>\r\n\r\nresource<\/span> \"aws_iam_role_policy_attachment\"<\/span> \"external_dns_policy_attachment\"<\/span> {<\/span>\r\n  policy_arn<\/span> =<\/span> aws_iam_policy<\/span>.<\/span>external_dns_policy<\/span>.<\/span>arn<\/span>\r\n  role<\/span>       =<\/span> aws_iam_role<\/span>.<\/span>external_dns_role<\/span>.<\/span>name<\/span>\r\n}<\/span>\r\n\r\nresource<\/span> \"aws_iam_policy\"<\/span> \"external_dns_policy\"<\/span> {<\/span>\r\n  name<\/span>   =<\/span> \"<\/span>${<\/span>var<\/span>.<\/span>env<\/span>}<\/span>-external-dns-policy\"<\/span>\r\n  policy<\/span> =<\/span> file<\/span>(<\/span>\"external_dns.json\u306ePATH\"<\/span>)<\/span>\r\n}<\/span>\r\n<\/code><\/pre>\n
\u6211\u6b63\u5728\u521b\u5efaIAM\u7b56\u7565\u5e76\u5c06\u5176\u9644\u52a0\u5230\u89d2\u8272\u4e0a\u3002\u6211\u5c06\u7b56\u7565\u7684JSON\u6587\u4ef6\u4e0e\u5176\u4ed6\u6587\u4ef6\u5206\u5f00\u3002\u6211\u4e3a\u89d2\u8272\u6dfb\u52a0\u4e86\u73af\u5883\u540d\u79f0\uff0c\u5e76\u5c06\u5176\u4e0e\u670d\u52a1\u8d26\u53f7\u5173\u8054\u3002<\/p>\n
\u5916\u90e8_dns.json<\/h5>\n
{<\/span>\r\n    \"Version\"<\/span>:<\/span> \"2012-10-17\"<\/span>,<\/span>\r\n    \"Statement\"<\/span>:<\/span> [<\/span>\r\n        {<\/span>\r\n            \"Effect\"<\/span>:<\/span> \"Allow\"<\/span>,<\/span>\r\n            \"Action\"<\/span>:<\/span> [<\/span>\r\n                \"route53:ChangeResourceRecordSets\"<\/span>\r\n            ],<\/span>\r\n            \"Resource\"<\/span>:<\/span> [<\/span>\r\n                \"arn:aws:route53:::hostedzone\/*\"<\/span>\r\n            ]<\/span>\r\n        },<\/span>\r\n        {<\/span>\r\n            \"Effect\"<\/span>:<\/span> \"Allow\"<\/span>,<\/span>\r\n            \"Action\"<\/span>:<\/span> [<\/span>\r\n                \"route53:ListHostedZones\"<\/span>,<\/span>\r\n                \"route53:ListResourceRecordSets\"<\/span>\r\n            ],<\/span>\r\n            \"Resource\"<\/span>:<\/span> [<\/span>\r\n                \"*\"<\/span>\r\n            ]<\/span>\r\n        }<\/span>\r\n    ]<\/span>\r\n}<\/span>\r\n\r\n<\/code><\/pre>\n
\u5728Kubernetes\u4e00\u4fa7\u51c6\u5907\u7684\u4e1c\u897f<\/h2>\n
\u5916\u90e8_dns.yaml<\/h5>\n
apiVersion<\/span>:<\/span> apps\/v1<\/span>\r\nkind<\/span>:<\/span> Deployment<\/span>\r\nmetadata<\/span>:<\/span>\r\n  name<\/span>:<\/span> external-dns<\/span>\r\nspec<\/span>:<\/span>\r\n  strategy<\/span>:<\/span>\r\n    type<\/span>:<\/span> Recreate<\/span>\r\n  selector<\/span>:<\/span>\r\n    matchLabels<\/span>:<\/span>\r\n      app<\/span>:<\/span> external-dns<\/span>\r\n  template<\/span>:<\/span>\r\n    metadata<\/span>:<\/span>\r\n      labels<\/span>:<\/span>\r\n        app<\/span>:<\/span> external-dns<\/span>\r\n    spec<\/span>:<\/span>\r\n      serviceAccountName<\/span>:<\/span> external-dns<\/span>\r\n      containers<\/span>:<\/span>\r\n      -<\/span> name<\/span>:<\/span> external-dns<\/span>\r\n        image<\/span>:<\/span> k8s.gcr.io\/external-dns\/external-dns:v0.10.2<\/span>\r\n        args<\/span>:<\/span>\r\n        -<\/span> --source=ingress<\/span>\r\n        -<\/span> --domain-filter=\u30db\u30b9\u30c8\u30be\u30fc\u30f3\u306e\u540d\u524d<\/span> # will make ExternalDNS see only the hosted zones matching provided domain, omit to process all available hosted zones<\/span>\r\n        -<\/span> --provider=aws<\/span>\r\n        -<\/span> --policy=upsert-only<\/span> # would prevent ExternalDNS from deleting any records, omit to enable full synchronization<\/span>\r\n        -<\/span> --aws-zone-type=public<\/span> \r\n        -<\/span> --registry=txt<\/span>\r\n        -<\/span> --txt-owner-id=\u30db\u30b9\u30c8\u30be\u30fc\u30f3\u306eID<\/span>\r\n      securityContext<\/span>:<\/span>\r\n        fsGroup<\/span>:<\/span> 65534<\/span> # For ExternalDNS to be able to read Kubernetes and AWS token files<\/span>\r\n\r\n<\/code><\/pre>\n
\u6211\u5011\u5728\u9019\u88e1\u63d0\u4f9b\u4e86\u5728TF\u4e2d\u5275\u5efa\u7684\u670d\u52d9\u5e33\u6236\u7684\u540d\u7a31\u3002<\/p>\n
\u9002\u7528\u987a\u5e8f: \u5e94\u7528\u7684\u6b21\u5e8f<\/h2>\n
\u57fa\u4e8e\u672c\u6b21\u8bbe\u8ba1\u7684\u6784\u9020\uff0c\u611f\u89c9\u7a0d\u5fae\u6709\u70b9\u9ebb\u70e6\uff0c\u4f46\u8fd8\u662f\u5199\u4e0b\u6765\u5427\u3002<\/p>\n
1. \u8fdb\u884c Terraform \u5e94\u7528<\/p>\n
\u90e8\u7f72 external-dns.yaml\u3002<\/p>\n
3.\u5220\u9664 Ingress \u5e76\u91cd\u65b0\u90e8\u7f72\u3002<\/p>\n
\u5982\u679cexternal-dns\u751f\u6210\u4e86\u8fd9\u6837\u7684\u65e5\u5fd7\uff0c\u5e76\u4e14\u5728Route53\u4e0a\u6210\u529f\u6ce8\u518c\u4e86\u8bb0\u5f55\u3002<\/p>\n
kubectl logs \"external-dns Pod\u306e\u540d\u524d\" -f\r\n\r\n~\u4e2d\u7565~\r\n\r\ntime=\"hogehoge\" level=info msg=\"Applying provider record filter for domains: [\u201d\u30db\u30b9\u30c8\u30be\u30fc\u30f3\u306e\u540d\u524d\"]\"\r\ntime=\"hogehoge\" level=info msg=\"Desired change: CREATE \"\u4f7f\u7528\u3057\u305f\u3044\u30ec\u30b3\u30fc\u30c9\u306e\u540d\u524d\" A [Id: \/hostedzone\/\"\u30db\u30b9\u30c8\u30be\u30fc\u30f3\u306eID\"]\"\r\ntime=\"hogehoge\" level=info msg=\"Desired change: CREATE \"\u4f7f\u7528\u3057\u305f\u3044\u30ec\u30b3\u30fc\u30c9\u306e\u540d\u524d\" TXT [Id: \/hostedzone\/\"\u30db\u30b9\u30c8\u30be\u30fc\u30f3\u306eID\"]\"\r\ntime=\"hogehoge\" level=info msg=\"2 record(s) in zone \u201d\u30db\u30b9\u30c8\u30be\u30fc\u30f3\u306e\u540d\u524d\". [Id: \/hostedzone\/\"\u30db\u30b9\u30c8\u30be\u30fc\u30f3\u306eID\"] were successfully updated\"\r\n\r\ncurl https:\/\/\"\u4f7f\u7528\u3057\u305f\u3044\u30ec\u30b3\u30fc\u30c9\u306e\u540d\u524d\r\n\r\n\u3067\u671f\u5f85\u901a\u308a\u306e\u53cd\u5fdc\u304c\u8fd4\u3063\u3066\u304f\u308b\u304b\u78ba\u8a8d\r\n<\/code><\/pre>\n
\u8003\u8bd5\u524d\u51c6\u5907\u5de5\u4f5c<\/h2>\n
\u6211\u4f1a\u8bb0\u5f55\u9047\u5230\u7684\u9519\u8bef\u548c\u89e3\u51b3\u65b9\u6cd5\u3002<\/p>\n
external-dns Pod\u4e00\u76f4\u7121\u6cd5\u6b63\u5e38\u555f\u52d5\uff0c\u4e00\u76f4\u91cd\u8907\u57f7\u884c\u91cd\u65b0\u555f\u52d5\u7684\u52d5\u4f5c\u3002<\/p>\n
kubectl get pod | grep dns\r\nexternal-dns-hogehoge                  0\/1     CrashLoopBackOff   38         3h32m\r\n\r\nkubectl logs external-dns-hogehoge -f\r\n\r\n~\u4e2d\u7565~\r\ntime=\"hogehoge\" level=fatal msg=\"failed to sync *v1.Ingress: context deadline exceeded\"\r\n<\/code><\/pre>\n
\u53c2\u8003\u4e86\u4ee5\u4e0b\u5185\u5bb9\u540e\uff0c\u6211\u8ba4\u4e3a\u670d\u52a1\u5e10\u6237\u548cClusterRoleBinding\u5b58\u5728\u95ee\u9898\u3002<\/p>\n
\u4ee5\u4e0b\u662f\u5bf9\u4e24\u4e2a\u7f51\u5740\u7684\u539f\u6587\u7684\u4e2d\u6587\u91ca\u4e49\uff1a<\/p>\n
1. https:\/\/github.com\/kubernetes-sigs\/external-dns\/issues\/2407\uff1a
\n\u5916\u90e8DNS GitHub\u95ee\u9898\u9875\u9762\u7684\u7f16\u53f7\u4e3a2407\u3002<\/p>\n
2. https:\/\/stackoverflow.com\/questions\/71407994\/kubernetes-error-context-deadline-exceeded\uff1a
\nKubernetes\u9519\u8bef\u62a5\u544a\u4e2d\u7684\u9519\u8bef\u4ee3\u7801\u4e3a”context deadline exceeded”\u3002<\/p>\n
\u56e0\u6b64\uff0c\u6211\u5df2\u7ecf\u4fee\u590d\u5e76\u786e\u8ba4\u4e86\u4e24\u8005\u90fd\u5728\u540c\u4e00\u4e2a\u547d\u540d\u7a7a\u95f4\u4e2d\u3002<\/p>\n
resource<\/span> \"kubernetes_service_account\"<\/span> \"external_dns\"<\/span> {<\/span>\r\n  metadata<\/span> {<\/span>\r\n    name<\/span>      =<\/span> \"external-dns\"<\/span>\r\n    namespace<\/span> =<\/span> \"default\"<\/span> \/\/ \u30b3\u30b3<\/span>\r\n    annotations<\/span> =<\/span> {<\/span>\r\n      \"eks.amazonaws.com\/role-arn\"<\/span> :<\/span> \"<\/span>${<\/span>aws_iam_role<\/span>.<\/span>external_dns_role<\/span>.<\/span>arn<\/span>}<\/span>\"<\/span>\r\n    }<\/span>\r\n  }<\/span>\r\n}<\/span>\r\n\r\nresource<\/span> \"kubernetes_cluster_role_binding\"<\/span> \"external_dns_viewer\"<\/span> {<\/span>\r\n  metadata<\/span> {<\/span>\r\n    name<\/span> =<\/span> \"<\/span>${<\/span>var<\/span>.<\/span>env<\/span>}<\/span>-external-dns-viewer\"<\/span>\r\n  }<\/span>\r\n  role_ref<\/span> {<\/span>\r\n    api_group<\/span> =<\/span> \"rbac.authorization.k8s.io\"<\/span>\r\n    kind<\/span>      =<\/span> \"ClusterRole\"<\/span>\r\n    name<\/span>      =<\/span> kubernetes_cluster_role<\/span>.<\/span>external_dns<\/span>.<\/span>metadata<\/span>[<\/span>0<\/span>].<\/span>name<\/span>\r\n  }<\/span>\r\n  subject<\/span> {<\/span>\r\n    kind<\/span>      =<\/span> \"ServiceAccount\"<\/span>\r\n    name<\/span>      =<\/span> kubernetes_service_account<\/span>.<\/span>external_dns<\/span>.<\/span>metadata<\/span>[<\/span>0<\/span>].<\/span>name<\/span>\r\n    namespace<\/span> =<\/span> \"default\"<\/span> \/\/ \u30b3\u30b3<\/span>\r\n  }<\/span>\r\n}<\/span>\r\n<\/code><\/pre>\n
\u7531\u4e8e\u4f7f\u7528\u4e86–domain-filter\u53c2\u6570\u800c\u4e0d\u662f\u4f7f\u7528\u4e3b\u673a\u533a\u57df\u540d\u79f0\uff0c\u6211\u4eec\u5bf9\u5176\u8fdb\u884c\u4e86\u4fee\u6b63\uff0c\u4f7f\u7528\u4e86\u8981\u4f7f\u7528\u7684\u8bb0\u5f55\u540d\u79f0\u3002<\/p>\n
apiVersion<\/span>:<\/span> apps\/v1<\/span>\r\nkind<\/span>:<\/span> Deployment<\/span>\r\nmetadata<\/span>:<\/span>\r\n  name<\/span>:<\/span> external-dns<\/span>\r\nspec<\/span>:<\/span>\r\n  strategy<\/span>:<\/span>\r\n    type<\/span>:<\/span> Recreate<\/span>\r\n  selector<\/span>:<\/span>\r\n    matchLabels<\/span>:<\/span>\r\n      app<\/span>:<\/span> external-dns<\/span>\r\n  template<\/span>:<\/span>\r\n    metadata<\/span>:<\/span>\r\n      labels<\/span>:<\/span>\r\n        app<\/span>:<\/span> external-dns<\/span>\r\n    spec<\/span>:<\/span>\r\n      serviceAccountName<\/span>:<\/span> external-dns<\/span>\r\n      containers<\/span>:<\/span>\r\n      -<\/span> name<\/span>:<\/span> external-dns<\/span>\r\n        image<\/span>:<\/span> k8s.gcr.io\/external-dns\/external-dns:v0.10.2<\/span>\r\n        args<\/span>:<\/span>\r\n        -<\/span> --source=ingress<\/span>\r\n        -<\/span> --domain-filter=\u30db\u30b9\u30c8\u30be\u30fc\u30f3\u306e\u540d\u524d \/\/ \u30b3\u30b3<\/span>\r\n        -<\/span> --provider=aws<\/span>\r\n        -<\/span> --policy=upsert-only<\/span> \r\n        -<\/span> --aws-zone-type=public<\/span> \r\n        -<\/span> --registry=txt<\/span>\r\n        -<\/span> --txt-owner-id=\u30db\u30b9\u30c8\u30be\u30fc\u30f3\u306eID<\/span>\r\n      securityContext<\/span>:<\/span>\r\n        fsGroup<\/span>:<\/span> 65534<\/span> \r\n<\/code><\/pre>\n
\u7136\u540e\u95ee\u9898\u5f97\u4ee5\u89e3\u51b3\u3002<\/p>\n
\u53c2\u8003
\n\u4ee5\u4e0b\u5185\u5bb9\u7684\u4e2d\u6587\u672c\u5730\u5316\u8868\u8ff0<\/h2>\n
\u30fbhttps:\/\/aws.amazon.com\/jp\/premiumsupport\/knowledge-center\/eks-set-up-externaldns\/
\n\u30fbhttps:\/\/github.com\/kubernetes-sigs\/external-dns
\n\u30fbhttps:\/\/qiita.com\/guile\/items\/d41399f579d1a62634c0
\n\u30fbhttps:\/\/developer.mamezou-tech.com\/containers\/k8s\/tutorial\/ingress\/external-dns\/
\n\u30fbhttps:\/\/tech.polyconseil.fr\/external-dns-helm-terraform.html
\n\u30fbhttps:\/\/febc-yamamoto.hatenablog.jp\/entry\/2018\/12\/28\/172830
\n\u30fbInternal expert on the subject.<\/p>\n
\u6211\u5df2\u7ecf\u53c2\u8003\u4e86\u60a8\u7ed9\u6211\u7684\u610f\u89c1\u3002\u975e\u5e38\u611f\u8c22\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u8fd9\u662f\u4ec0\u4e48\uff1f \u53ea\u9700\u8981\u5728\u914d\u7f6e\u6587\u4ef6\u4e2d\u7f16\u5199\u60f3\u8981\u6ce8\u518c\u7684\u8bb0\u5f55\uff0c\u4f7f\u7528external-dns\u4f1a\u81ea\u52a8\u5c06\u8bb0\u5f55\u4e0eIngress\u7684U […]<\/p>\n","protected":false},"author":5,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-35911","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"\n\u4f7f\u7528 [EKS] [Terraform] \u548c external-dns \u5728\u914d\u7f6e\u6587\u4ef6\u4e2d\u8fdb\u884c\u8bb0\u5f55\u6ce8\u518c - Blog - Silicon Cloud<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.silicloud.com\/zh\/blog\/\u4f7f\u7528-eks-terraform-\u548c-external-dns-\u5728\u914d\u7f6e\u6587\u4ef6\u4e2d\u8fdb\u884c\u8bb0\u5f55\u6ce8\u518c\u3002\/\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u4f7f\u7528 [EKS] [Terraform] \u548c external-dns \u5728\u914d\u7f6e\u6587\u4ef6\u4e2d\u8fdb\u884c\u8bb0\u5f55\u6ce8\u518c\" \/>\n<meta property=\"og:description\" content=\"\u8fd9\u662f\u4ec0\u4e48\uff1f \u53ea\u9700\u8981\u5728\u914d\u7f6e\u6587\u4ef6\u4e2d\u7f16\u5199\u60f3\u8981\u6ce8\u518c\u7684\u8bb0\u5f55\uff0c\u4f7f\u7528external-dns\u4f1a\u81ea\u52a8\u5c06\u8bb0\u5f55\u4e0eIngress\u7684U […]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.silicloud.com\/zh\/blog\/\u4f7f\u7528-eks-terraform-\u548c-external-dns-\u5728\u914d\u7f6e\u6587\u4ef6\u4e2d\u8fdb\u884c\u8bb0\u5f55\u6ce8\u518c\u3002\/\" \/>\n<meta property=\"og:site_name\" content=\"Blog - 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