forked from containers/storage
/
shutdown.go
46 lines (41 loc) · 980 Bytes
/
shutdown.go
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package main
import (
"encoding/json"
"fmt"
"os"
"github.com/containers/storage"
"github.com/containers/storage/pkg/mflag"
)
var (
forceShutdown = false
)
func shutdown(flags *mflag.FlagSet, action string, m storage.Store, args []string) int {
_, err := m.Shutdown(forceShutdown)
if jsonOutput {
if err == nil {
json.NewEncoder(os.Stdout).Encode(string(""))
} else {
json.NewEncoder(os.Stdout).Encode(err)
}
} else {
if err != nil {
fmt.Fprintf(os.Stderr, "%s: %+v\n", action, err)
}
}
if err != nil {
return 1
}
return 0
}
func init() {
commands = append(commands, command{
names: []string{"shutdown"},
usage: "Shut down layer storage",
minArgs: 0,
action: shutdown,
addFlags: func(flags *mflag.FlagSet, cmd *command) {
flags.BoolVar(&jsonOutput, []string{"-json", "j"}, jsonOutput, "Prefer JSON output")
flags.BoolVar(&forceShutdown, []string{"-force", "f"}, forceShutdown, "Unmount mounted layers first")
},
})
}