mirror of https://github.com/kubernetes/kops.git
110 lines
3.0 KiB
Go
110 lines
3.0 KiB
Go
/*
|
|
Copyright 2019 The Kubernetes Authors.
|
|
|
|
Licensed under the Apache License, Version 2.0 (the "License");
|
|
you may not use this file except in compliance with the License.
|
|
You may obtain a copy of the License at
|
|
|
|
http://www.apache.org/licenses/LICENSE-2.0
|
|
|
|
Unless required by applicable law or agreed to in writing, software
|
|
distributed under the License is distributed on an "AS IS" BASIS,
|
|
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
See the License for the specific language governing permissions and
|
|
limitations under the License.
|
|
*/
|
|
|
|
package commands
|
|
|
|
import (
|
|
"context"
|
|
"fmt"
|
|
"io"
|
|
"strings"
|
|
|
|
"github.com/spf13/cobra"
|
|
"k8s.io/apimachinery/pkg/util/validation/field"
|
|
|
|
"k8s.io/kops/cmd/kops/util"
|
|
api "k8s.io/kops/pkg/apis/kops"
|
|
"k8s.io/kops/pkg/featureflag"
|
|
"k8s.io/kops/util/pkg/reflectutils"
|
|
)
|
|
|
|
// SetInstanceGroupOptions contains the options for setting configuration on an
|
|
// instance group.
|
|
type SetInstanceGroupOptions struct {
|
|
Fields []string
|
|
ClusterName string
|
|
InstanceGroupName string
|
|
}
|
|
|
|
// RunSetInstancegroup implements the set instancegroup command logic.
|
|
func RunSetInstancegroup(ctx context.Context, f *util.Factory, cmd *cobra.Command, out io.Writer, options *SetInstanceGroupOptions) error {
|
|
if !featureflag.SpecOverrideFlag.Enabled() {
|
|
return fmt.Errorf("set instancegroup is currently feature gated; set `export KOPS_FEATURE_FLAGS=SpecOverrideFlag`")
|
|
}
|
|
|
|
if options.ClusterName == "" {
|
|
return field.Required(field.NewPath("clusterName"), "Cluster name is required")
|
|
}
|
|
if options.InstanceGroupName == "" {
|
|
return field.Required(field.NewPath("instancegroupName"), "Instance Group name is required")
|
|
}
|
|
|
|
clientset, err := f.Clientset()
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
|
cluster, err := clientset.GetCluster(ctx, options.ClusterName)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
|
instanceGroups, err := ReadAllInstanceGroups(ctx, clientset, cluster)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
var instanceGroupToUpdate *api.InstanceGroup
|
|
for _, instanceGroup := range instanceGroups {
|
|
if instanceGroup.GetName() == options.InstanceGroupName {
|
|
instanceGroupToUpdate = instanceGroup
|
|
}
|
|
}
|
|
if instanceGroupToUpdate == nil {
|
|
return fmt.Errorf("unable to find instance group with name %q", options.InstanceGroupName)
|
|
}
|
|
|
|
err = SetInstancegroupFields(options.Fields, instanceGroupToUpdate)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
|
err = UpdateInstanceGroup(ctx, clientset, cluster, instanceGroups, instanceGroupToUpdate)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
|
return nil
|
|
}
|
|
|
|
// SetInstancegroupFields sets field values in the instance group.
|
|
func SetInstancegroupFields(fields []string, instanceGroup *api.InstanceGroup) error {
|
|
for _, field := range fields {
|
|
kv := strings.SplitN(field, "=", 2)
|
|
if len(kv) != 2 {
|
|
return fmt.Errorf("unhandled field: %q", field)
|
|
}
|
|
|
|
key := kv[0]
|
|
key = strings.TrimPrefix(key, "instancegroup.")
|
|
|
|
if err := reflectutils.SetString(instanceGroup, key, kv[1]); err != nil {
|
|
return fmt.Errorf("failed to set %s=%s: %v", kv[0], kv[1], err)
|
|
}
|
|
}
|
|
|
|
return nil
|
|
}
|