mirror of
https://github.com/k3s-io/k3s.git
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107 lines
4.9 KiB
Go
107 lines
4.9 KiB
Go
/*
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Copyright 2018 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 options
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import (
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"github.com/spf13/pflag"
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cpconfig "k8s.io/cloud-provider/config"
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)
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// KubeCloudSharedOptions holds the options shared between kube-controller-manager
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// and cloud-controller-manager.
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type KubeCloudSharedOptions struct {
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*cpconfig.KubeCloudSharedConfiguration
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CloudProvider *CloudProviderOptions
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}
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// NewKubeCloudSharedOptions returns common/default configuration values for both
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// the kube-controller-manager and the cloud-contoller-manager. Any common changes should
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// be made here. Any individual changes should be made in that controller.
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func NewKubeCloudSharedOptions(cfg *cpconfig.KubeCloudSharedConfiguration) *KubeCloudSharedOptions {
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o := &KubeCloudSharedOptions{
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KubeCloudSharedConfiguration: cfg,
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CloudProvider: &CloudProviderOptions{
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CloudProviderConfiguration: &cpconfig.CloudProviderConfiguration{},
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},
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}
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return o
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}
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// AddFlags adds flags related to shared variable for controller manager to the specified FlagSet.
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func (o *KubeCloudSharedOptions) AddFlags(fs *pflag.FlagSet) {
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if o == nil {
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return
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}
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o.CloudProvider.AddFlags(fs)
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fs.StringVar(&o.ExternalCloudVolumePlugin, "external-cloud-volume-plugin", o.ExternalCloudVolumePlugin, "The plugin to use when cloud provider is set to external. Can be empty, should only be set when cloud-provider is external. Currently used to allow node and volume controllers to work for in tree cloud providers.")
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fs.BoolVar(&o.UseServiceAccountCredentials, "use-service-account-credentials", o.UseServiceAccountCredentials, "If true, use individual service account credentials for each controller.")
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fs.BoolVar(&o.AllowUntaggedCloud, "allow-untagged-cloud", false, "Allow the cluster to run without the cluster-id on cloud instances. This is a legacy mode of operation and a cluster-id will be required in the future.")
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fs.MarkDeprecated("allow-untagged-cloud", "This flag is deprecated and will be removed in a future release. A cluster-id will be required on cloud instances.")
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fs.DurationVar(&o.RouteReconciliationPeriod.Duration, "route-reconciliation-period", o.RouteReconciliationPeriod.Duration, "The period for reconciling routes created for Nodes by cloud provider.")
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fs.DurationVar(&o.NodeMonitorPeriod.Duration, "node-monitor-period", o.NodeMonitorPeriod.Duration,
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"The period for syncing NodeStatus in NodeController.")
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fs.StringVar(&o.ClusterName, "cluster-name", o.ClusterName, "The instance prefix for the cluster.")
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fs.StringVar(&o.ClusterCIDR, "cluster-cidr", o.ClusterCIDR, "CIDR Range for Pods in cluster. Requires --allocate-node-cidrs to be true")
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fs.BoolVar(&o.AllocateNodeCIDRs, "allocate-node-cidrs", false, "Should CIDRs for Pods be allocated and set on the cloud provider.")
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fs.StringVar(&o.CIDRAllocatorType, "cidr-allocator-type", "RangeAllocator", "Type of CIDR allocator to use")
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fs.BoolVar(&o.ConfigureCloudRoutes, "configure-cloud-routes", true, "Should CIDRs allocated by allocate-node-cidrs be configured on the cloud provider.")
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fs.DurationVar(&o.NodeSyncPeriod.Duration, "node-sync-period", 0, ""+
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"This flag is deprecated and will be removed in future releases. See node-monitor-period for Node health checking or "+
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"route-reconciliation-period for cloud provider's route configuration settings.")
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fs.MarkDeprecated("node-sync-period", "This flag is currently no-op and will be deleted.")
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}
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// ApplyTo fills up KubeCloudShared config with options.
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func (o *KubeCloudSharedOptions) ApplyTo(cfg *cpconfig.KubeCloudSharedConfiguration) error {
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if o == nil {
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return nil
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}
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if err := o.CloudProvider.ApplyTo(&cfg.CloudProvider); err != nil {
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return err
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}
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cfg.ExternalCloudVolumePlugin = o.ExternalCloudVolumePlugin
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cfg.UseServiceAccountCredentials = o.UseServiceAccountCredentials
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cfg.AllowUntaggedCloud = o.AllowUntaggedCloud
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cfg.RouteReconciliationPeriod = o.RouteReconciliationPeriod
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cfg.NodeMonitorPeriod = o.NodeMonitorPeriod
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cfg.ClusterName = o.ClusterName
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cfg.ClusterCIDR = o.ClusterCIDR
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cfg.AllocateNodeCIDRs = o.AllocateNodeCIDRs
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cfg.CIDRAllocatorType = o.CIDRAllocatorType
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cfg.ConfigureCloudRoutes = o.ConfigureCloudRoutes
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cfg.NodeSyncPeriod = o.NodeSyncPeriod
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return nil
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}
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// Validate checks validation of KubeCloudSharedOptions.
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func (o *KubeCloudSharedOptions) Validate() []error {
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if o == nil {
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return nil
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}
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errs := []error{}
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errs = append(errs, o.CloudProvider.Validate()...)
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return errs
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}
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