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getKubeconfig: fix: update context with new authInfo and cluster names

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iwilltry42 2020-04-16 12:35:37 +02:00
parent 2a76bba98b
commit df07358f47
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1 changed files with 15 additions and 4 deletions
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19
pkg/cluster/kubeconfig.go
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@ -83,7 +83,7 @@ func GetKubeconfig(runtime runtimes.Runtime, cluster *k3d.Cluster) ([]byte, erro
return nil, err
}
// drop the first 512 bytes which contain file metadata
// drop the first 512 bytes which contain file metadata/control characters
// and trim any NULL characters
trimBytes := bytes.Trim(readBytes[512:], "\x00")
@ -99,16 +99,27 @@ func GetKubeconfig(runtime runtimes.Runtime, cluster *k3d.Cluster) ([]byte, erro
kc.Clusters["default"].Server = fmt.Sprintf("https://%s:%s", APIHost, APIPort)
// rename user from default to admin
kc.AuthInfos[fmt.Sprintf("admin@%s-%s", k3d.DefaultObjectNamePrefix, cluster.Name)] = kc.AuthInfos["default"]
newAuthInfoName := fmt.Sprintf("admin@%s-%s", k3d.DefaultObjectNamePrefix, cluster.Name)
kc.AuthInfos[newAuthInfoName] = kc.AuthInfos["default"]
delete(kc.AuthInfos, "default")
// rename cluster from default to clustername
kc.Clusters[fmt.Sprintf("%s-%s", k3d.DefaultObjectNamePrefix, cluster.Name)] = kc.Clusters["default"]
newClusterName := fmt.Sprintf("%s-%s", k3d.DefaultObjectNamePrefix, cluster.Name)
kc.Clusters[newClusterName] = kc.Clusters["default"]
delete(kc.Clusters, "default")
// rename context from default to admin@clustername
kc.Contexts[fmt.Sprintf("admin@%s-%s", k3d.DefaultObjectNamePrefix, cluster.Name)] = kc.Contexts["default"]
newContextName := fmt.Sprintf("admin@%s-%s", k3d.DefaultObjectNamePrefix, cluster.Name)
kc.Contexts[newContextName] = kc.Contexts["default"]
delete(kc.Contexts, "default")
// update context with new values for cluster and user
kc.Contexts[newContextName].AuthInfo = newAuthInfoName
kc.Contexts[newContextName].Cluster = newClusterName
// set current-context to new context name
kc.CurrentContext = newContextName
log.Debugf("Modified Kubeconfig: %+v", kc)
trimBytes, err = kubeconfig.Write(*kc)