Check in gVisor.

PiperOrigin-RevId: 194583126
Change-Id: Ica1d8821a90f74e7e745962d71801c598c652463

1 files changed, 74 insertions, 0 deletions

diff --git a/runsc/cmd/delete.go b/runsc/cmd/delete.go
new file mode 100644
index 000000000..a497c034d
--- /dev/null
+++ b/runsc/cmd/delete.go
@@ -0,0 +1,74 @@
+// Copyright 2018 Google 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 cmd
+
+import (
+	"context"
+	"flag"
+	"github.com/google/subcommands"
+	"gvisor.googlesource.com/gvisor/runsc/boot"
+	"gvisor.googlesource.com/gvisor/runsc/sandbox"
+)
+
+// Delete implements subcommands.Command for the "delete" command.
+type Delete struct {
+	// force indicates that the sandbox should be terminated if running.
+	force bool
+}
+
+// Name implements subcommands.Command.Name.
+func (*Delete) Name() string {
+	return "delete"
+}
+
+// Synopsis implements subcommands.Command.Synopsis.
+func (*Delete) Synopsis() string {
+	return "delete resources held by a container"
+}
+
+// Usage implements subcommands.Command.Usage.
+func (*Delete) Usage() string {
+	return `delete [flags] <container ids>`
+}
+
+// SetFlags implements subcommands.Command.SetFlags.
+func (d *Delete) SetFlags(f *flag.FlagSet) {
+	f.BoolVar(&d.force, "force", false, "terminate sandbox if running")
+}
+
+// Execute implements subcommands.Command.Execute.
+func (d *Delete) Execute(_ context.Context, f *flag.FlagSet, args ...interface{}) subcommands.ExitStatus {
+	if f.NArg() == 0 {
+		f.Usage()
+		return subcommands.ExitUsageError
+	}
+
+	conf := args[0].(*boot.Config)
+
+	for i := 0; i < f.NArg(); i++ {
+		id := f.Arg(i)
+		s, err := sandbox.Load(conf.RootDir, id)
+		if err != nil {
+			Fatalf("error loading sandbox %q: %v", id, err)
+		}
+		if !d.force && (s.Status == sandbox.Running) {
+			Fatalf("cannot stop running sandbox without --force flag")
+		}
+		if err := s.Destroy(); err != nil {
+			Fatalf("error destroying sandbox: %v", err)
+		}
+	}
+	return subcommands.ExitSuccess
+}