红帽全球峰会This documentation is for a release that is no longer maintained
See documentation for the latest supported version 3 or the latest supported version 4.第 14 章 外部 DNS Operator
14.1. OpenShift Container Platform 中的外部 DNS Operator
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External DNS Operator 部署并管理 ExternalDNS，以便为从外部 DNS 供应商到 OpenShift Container Platform 的服务和路由提供名称解析。
14.1.1. 外部 DNS Operator
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External DNS Operator 从 olm.openshift.io API 组实现外部 DNS API。External DNS Operator 使用部署资源部署 ExternalDNS。ExternalDNS 部署会监视集群中服务和路由等资源，并更新外部 DNS 供应商。
流程
您可以根据 OperatorHub 的要求部署 ExternalDNS Operator，这会创建一个 Subscription 对象。
检查安装计划的名称：
oc -n external-dns-operator get sub external-dns-operator -o yaml | yq '.status.installplan.name'
$ oc -n external-dns-operator get sub external-dns-operator -o yaml | yq '.status.installplan.name'Copy to Clipboard Copied! Toggle word wrap Toggle overflow 输出示例
install-zcvlr
install-zcvlrCopy to Clipboard Copied! Toggle word wrap Toggle overflow 检查安装计划的状态，安装计划的状态必须为
Complete：oc -n external-dns-operator get ip <install_plan_name> -o yaml | yq .status.phase'
$ oc -n external-dns-operator get ip <install_plan_name> -o yaml | yq .status.phase'Copy to Clipboard Copied! Toggle word wrap Toggle overflow 输出示例
Complete
CompleteCopy to Clipboard Copied! Toggle word wrap Toggle overflow 使用
oc get命令来查看部署状态 ：oc get -n external-dns-operator deployment/external-dns-operator
$ oc get -n external-dns-operator deployment/external-dns-operatorCopy to Clipboard Copied! Toggle word wrap Toggle overflow 输出示例
NAME READY UP-TO-DATE AVAILABLE AGE external-dns-operator 1/1 1 1 23h
NAME READY UP-TO-DATE AVAILABLE AGE external-dns-operator 1/1 1 1 23hCopy to Clipboard Copied! Toggle word wrap Toggle overflow
14.1.2. 外部 DNS Operator 日志
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您可以使用 oc logs 命令查看外部 DNS Operator 日志。
流程
查看外部 DNS Operator 的日志：
oc logs -n external-dns-operator deployment/external-dns-operator -c external-dns-operator
$ oc logs -n external-dns-operator deployment/external-dns-operator -c external-dns-operatorCopy to Clipboard Copied! Toggle word wrap Toggle overflow
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