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/
deletepod.go
84 lines (65 loc) · 2.05 KB
/
deletepod.go
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// Copyright 2019, Pure Storage Inc.
//
// 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 infra
import (
"fmt"
"strings"
"github.com/PureStorage-OpenConnect/pure1-unplugged/pkg/puctl/kube"
"github.com/PureStorage-OpenConnect/pure1-unplugged/pkg/util/cli"
)
var podsToDelete []string
// DeletePod is the entry point to delete pods in the kubernetes cluster
func DeletePod(ctx cli.Context) error {
if len(ctx.Args) == 0 {
return fmt.Errorf("Usage: puctl infra delete-pod [patterns]")
}
wf := cli.NewWorkFlowEngine(
cli.NewWorkflowStep("", findPods),
cli.NewWorkflowStep("Deleting pods", deletePods),
)
err := wf.Run(ctx)
if err != nil {
return err
}
fmt.Println("Finished!")
return nil
}
func findPods(ctx cli.Context) error {
podsToDelete = []string{}
for _, rawPattern := range ctx.Args {
pattern := strings.TrimSpace(rawPattern)
if len(pattern) == 0 {
return fmt.Errorf("pattern cannot be empty")
}
pods, err := kube.GetPodsFiltered(ctx, kube.Pure1UnpluggedNamespace, pattern)
if err != nil {
return fmt.Errorf("failed to get pods list: %v", err)
}
podsToDelete = append(podsToDelete, pods...)
}
if len(podsToDelete) == 0 {
return fmt.Errorf(`found no pods matching the given patterns`)
}
fmt.Println("Pods to be deleted:")
for _, pod := range podsToDelete {
fmt.Println(pod)
}
fmt.Println()
return nil
}
func deletePods(ctx cli.Context) error {
args := []string{"delete", "pods"}
_, err := kube.RunKubeCTLWithNamespace(ctx.Exec, kube.Pure1UnpluggedNamespace, append(args, podsToDelete...)...)
return err
}