mirror of https://github.com/kubernetes/kops.git
95 lines
3.0 KiB
Go
95 lines
3.0 KiB
Go
/*
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Copyright 2021 The Kubernetes Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package components
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import (
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"k8s.io/kops/pkg/apis/kops"
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"k8s.io/kops/upup/pkg/fi"
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"k8s.io/kops/upup/pkg/fi/cloudup/gce"
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"k8s.io/kops/upup/pkg/fi/loader"
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)
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type GCPCloudControllerManagerOptionsBuilder struct {
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*OptionsContext
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}
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var _ loader.OptionsBuilder = (*GCPCloudControllerManagerOptionsBuilder)(nil)
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func (b *GCPCloudControllerManagerOptionsBuilder) BuildOptions(options interface{}) error {
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clusterSpec := options.(*kops.ClusterSpec)
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if clusterSpec.GetCloudProvider() != kops.CloudProviderGCE {
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return nil
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}
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if clusterSpec.ExternalCloudControllerManager == nil {
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clusterSpec.ExternalCloudControllerManager = &kops.CloudControllerManagerConfig{}
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}
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ccmConfig := clusterSpec.ExternalCloudControllerManager
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// No significant downside to always doing a leader election.
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// Also, having multiple control plane nodes requires leader election.
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ccmConfig.LeaderElection = &kops.LeaderElectionConfiguration{LeaderElect: fi.PtrTo(true)}
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// CCM interacts directly with the GCP API, use the name safe for GCP
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ccmConfig.ClusterName = gce.SafeClusterName(b.ClusterName)
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ccmConfig.AllocateNodeCIDRs = fi.PtrTo(true)
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ccmConfig.CIDRAllocatorType = fi.PtrTo("CloudAllocator")
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if ccmConfig.ClusterCIDR == "" {
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ccmConfig.ClusterCIDR = clusterSpec.Networking.PodCIDR
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}
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if clusterSpec.Networking.GCP != nil {
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// "GCP" networking mode is called "ip-alias" or "vpc-native" on GKE.
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// We don't need to configure routes if we are using "real" IPs.
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ccmConfig.ConfigureCloudRoutes = fi.PtrTo(false)
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}
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if ccmConfig.Controllers == nil {
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var changes []string
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// Don't run gkenetworkparamset controller, looks for some CRDs (GKENetworkParamSet and Network) which are only installed on GKE
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// However, the version we're current running doesn't support this controller anyway, so we need to introduce this later,
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// possibly based on the image version.
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// changes = append(ccmConfig.Controllers, "-gkenetworkparams")
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// Turn off some controllers if kops-controller is running them
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if clusterSpec.IsKopsControllerIPAM() {
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changes = append(ccmConfig.Controllers, "-nodeipam", "-route")
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}
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if len(changes) != 0 {
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ccmConfig.Controllers = append([]string{"*"}, changes...)
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}
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}
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if ccmConfig.Image == "" {
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// TODO: Implement CCM image publishing
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switch b.KubernetesVersion.Minor {
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default:
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ccmConfig.Image = "k8scloudprovidergcp/cloud-controller-manager:latest"
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}
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}
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if b.IsKubernetesLT("1.25") {
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ccmConfig.EnableLeaderMigration = fi.PtrTo(true)
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}
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return nil
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}
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