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https://github.com/rancher/k3k.git
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9faab4f82d
* Changing the cluster to be namespaced Changes the cluster type to be namespaced (and changes the various controllers to work with this new feature). Also adds crd generation and docs to the core cluster type. * CI fix
87 lines
1.9 KiB
Go
87 lines
1.9 KiB
Go
package util
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import (
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"context"
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"fmt"
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"github.com/rancher/k3k/pkg/apis/k3k.io/v1alpha1"
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v1 "k8s.io/api/core/v1"
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"k8s.io/klog"
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"sigs.k8s.io/controller-runtime/pkg/client"
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)
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const (
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namespacePrefix = "k3k-"
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k3SImageName = "rancher/k3s"
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AdminCommonName = "system:admin"
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ServerPort = 6443
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)
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const (
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K3kSystemNamespace = namespacePrefix + "system"
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)
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func ClusterNamespace(cluster *v1alpha1.Cluster) string {
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return cluster.Namespace
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}
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func ServerSvcName(cluster *v1alpha1.Cluster) string {
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return fmt.Sprintf("k3k-%s-service", cluster.Name)
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}
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func ServerConfigName(cluster *v1alpha1.Cluster) string {
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return fmt.Sprintf("k3k-%s-server-config", cluster.Name)
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}
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func ServerInitConfigName(cluster *v1alpha1.Cluster) string {
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return fmt.Sprintf("k3k-init-%s-server-config", cluster.Name)
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}
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func AgentConfigName(cluster *v1alpha1.Cluster) string {
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return fmt.Sprintf("k3k-%s-agent-config", cluster.Name)
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}
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func K3SImage(cluster *v1alpha1.Cluster) string {
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return k3SImageName + ":" + cluster.Spec.Version
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}
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func LogAndReturnErr(errString string, err error) error {
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klog.Errorf("%s: %v", errString, err)
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return err
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}
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func nodeAddress(node *v1.Node) string {
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var externalIP string
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var internalIP string
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for _, ip := range node.Status.Addresses {
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if ip.Type == "ExternalIP" && ip.Address != "" {
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externalIP = ip.Address
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break
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}
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if ip.Type == "InternalIP" && ip.Address != "" {
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internalIP = ip.Address
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}
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}
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if externalIP != "" {
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return externalIP
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}
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return internalIP
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}
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// return all the nodes external addresses, if not found then return internal addresses
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func Addresses(ctx context.Context, client client.Client) ([]string, error) {
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var nodeList v1.NodeList
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if err := client.List(ctx, &nodeList); err != nil {
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return nil, err
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}
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var addresses []string
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for _, node := range nodeList.Items {
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addresses = append(addresses, nodeAddress(&node))
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}
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return addresses, nil
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}
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