mirror of https://github.com/k3s-io/k3s.git
110 lines
3.7 KiB
Go
110 lines
3.7 KiB
Go
package cloudprovider
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import (
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"context"
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"fmt"
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"strings"
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"github.com/k3s-io/k3s/pkg/version"
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"github.com/pkg/errors"
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"github.com/sirupsen/logrus"
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corev1 "k8s.io/api/core/v1"
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"k8s.io/apimachinery/pkg/types"
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cloudprovider "k8s.io/cloud-provider"
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)
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var (
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InternalIPKey = version.Program + ".io/internal-ip"
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ExternalIPKey = version.Program + ".io/external-ip"
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HostnameKey = version.Program + ".io/hostname"
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)
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func (k *k3s) AddSSHKeyToAllInstances(ctx context.Context, user string, keyData []byte) error {
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return cloudprovider.NotImplemented
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}
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func (k *k3s) CurrentNodeName(ctx context.Context, hostname string) (types.NodeName, error) {
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return types.NodeName(hostname), nil
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}
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func (k *k3s) InstanceExistsByProviderID(ctx context.Context, providerID string) (bool, error) {
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return true, nil
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}
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func (k *k3s) InstanceID(ctx context.Context, nodeName types.NodeName) (string, error) {
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if k.nodeInformerHasSynced == nil || !k.nodeInformerHasSynced() {
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return "", errors.New("Node informer has not synced yet")
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}
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node, err := k.nodeInformer.Lister().Get(string(nodeName))
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if err != nil {
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return "", fmt.Errorf("failed to get node %s: %w", nodeName, err)
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}
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if (node.Annotations[InternalIPKey] == "") && (node.Labels[InternalIPKey] == "") {
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return string(nodeName), errors.New("address annotations not yet set")
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}
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return string(nodeName), nil
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}
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func (k *k3s) InstanceShutdownByProviderID(ctx context.Context, providerID string) (bool, error) {
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return true, cloudprovider.NotImplemented
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}
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func (k *k3s) InstanceType(ctx context.Context, name types.NodeName) (string, error) {
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_, err := k.InstanceID(ctx, name)
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if err != nil {
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return "", err
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}
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return version.Program, nil
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}
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func (k *k3s) InstanceTypeByProviderID(ctx context.Context, providerID string) (string, error) {
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return "", cloudprovider.NotImplemented
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}
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func (k *k3s) NodeAddresses(ctx context.Context, name types.NodeName) ([]corev1.NodeAddress, error) {
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addresses := []corev1.NodeAddress{}
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if k.nodeInformerHasSynced == nil || !k.nodeInformerHasSynced() {
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return nil, errors.New("Node informer has not synced yet")
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}
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node, err := k.nodeInformer.Lister().Get(string(name))
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if err != nil {
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return nil, fmt.Errorf("Failed to find node %s: %v", name, err)
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}
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// check internal address
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if address := node.Annotations[InternalIPKey]; address != "" {
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for _, v := range strings.Split(address, ",") {
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addresses = append(addresses, corev1.NodeAddress{Type: corev1.NodeInternalIP, Address: v})
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}
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} else if address = node.Labels[InternalIPKey]; address != "" {
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addresses = append(addresses, corev1.NodeAddress{Type: corev1.NodeInternalIP, Address: address})
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} else {
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logrus.Infof("Couldn't find node internal ip annotation or label on node %s", name)
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}
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// check external address
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if address := node.Annotations[ExternalIPKey]; address != "" {
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for _, v := range strings.Split(address, ",") {
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addresses = append(addresses, corev1.NodeAddress{Type: corev1.NodeExternalIP, Address: v})
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}
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} else if address = node.Labels[ExternalIPKey]; address != "" {
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addresses = append(addresses, corev1.NodeAddress{Type: corev1.NodeExternalIP, Address: address})
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}
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// check hostname
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if address := node.Annotations[HostnameKey]; address != "" {
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addresses = append(addresses, corev1.NodeAddress{Type: corev1.NodeHostName, Address: address})
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} else if address = node.Labels[HostnameKey]; address != "" {
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addresses = append(addresses, corev1.NodeAddress{Type: corev1.NodeHostName, Address: address})
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} else {
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logrus.Infof("Couldn't find node hostname annotation or label on node %s", name)
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}
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return addresses, nil
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}
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func (k *k3s) NodeAddressesByProviderID(ctx context.Context, providerID string) ([]corev1.NodeAddress, error) {
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return nil, cloudprovider.NotImplemented
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}
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