135 lines
3.4 KiB
Go
135 lines
3.4 KiB
Go
package main
|
|
|
|
import (
|
|
"bufio"
|
|
"fmt"
|
|
"os"
|
|
"strings"
|
|
|
|
"github.com/containers/libpod/cmd/podman/cliconfig"
|
|
"github.com/containers/libpod/cmd/podman/shared"
|
|
"github.com/containers/libpod/pkg/adapter"
|
|
"github.com/pkg/errors"
|
|
"github.com/sirupsen/logrus"
|
|
"github.com/spf13/cobra"
|
|
)
|
|
|
|
var (
|
|
pruneSystemCommand cliconfig.SystemPruneValues
|
|
pruneSystemDescription = `
|
|
podman system prune
|
|
|
|
Remove unused data
|
|
`
|
|
_pruneSystemCommand = &cobra.Command{
|
|
Use: "prune",
|
|
Args: noSubArgs,
|
|
Short: "Remove unused data",
|
|
Long: pruneSystemDescription,
|
|
RunE: func(cmd *cobra.Command, args []string) error {
|
|
pruneSystemCommand.InputArgs = args
|
|
pruneSystemCommand.GlobalFlags = MainGlobalOpts
|
|
pruneSystemCommand.Remote = remoteclient
|
|
return pruneSystemCmd(&pruneSystemCommand)
|
|
},
|
|
}
|
|
)
|
|
|
|
func init() {
|
|
pruneSystemCommand.Command = _pruneSystemCommand
|
|
pruneSystemCommand.SetHelpTemplate(HelpTemplate())
|
|
pruneSystemCommand.SetUsageTemplate(UsageTemplate())
|
|
flags := pruneSystemCommand.Flags()
|
|
flags.BoolVarP(&pruneSystemCommand.All, "all", "a", false, "Remove all unused data")
|
|
flags.BoolVarP(&pruneSystemCommand.Force, "force", "f", false, "Do not prompt for confirmation")
|
|
flags.BoolVar(&pruneSystemCommand.Volume, "volumes", false, "Prune volumes")
|
|
|
|
}
|
|
|
|
func pruneSystemCmd(c *cliconfig.SystemPruneValues) error {
|
|
|
|
// Prompt for confirmation if --force is not set
|
|
if !c.Force {
|
|
reader := bufio.NewReader(os.Stdin)
|
|
volumeString := ""
|
|
if c.Volume {
|
|
volumeString = `
|
|
- all volumes not used by at least one container`
|
|
}
|
|
fmt.Printf(`
|
|
WARNING! This will remove:
|
|
- all stopped containers%s
|
|
- all stopped pods
|
|
- all dangling images
|
|
- all build cache
|
|
Are you sure you want to continue? [y/N] `, volumeString)
|
|
ans, err := reader.ReadString('\n')
|
|
if err != nil {
|
|
return errors.Wrapf(err, "error reading input")
|
|
}
|
|
if strings.ToLower(ans)[0] != 'y' {
|
|
return nil
|
|
}
|
|
}
|
|
|
|
runtime, err := adapter.GetRuntime(getContext(), &c.PodmanCommand)
|
|
if err != nil {
|
|
return errors.Wrapf(err, "could not get runtime")
|
|
}
|
|
defer runtime.DeferredShutdown(false)
|
|
|
|
// We must clean out pods first because if they may have infra containers
|
|
fmt.Println("Deleted Pods")
|
|
pruneValues := cliconfig.PodPruneValues{
|
|
PodmanCommand: c.PodmanCommand,
|
|
}
|
|
ctx := getContext()
|
|
ok, failures, lasterr := runtime.PrunePods(ctx, &pruneValues)
|
|
|
|
if err := printCmdResults(ok, failures); err != nil {
|
|
return err
|
|
}
|
|
|
|
rmWorkers := shared.Parallelize("rm")
|
|
fmt.Println("Deleted Containers")
|
|
ok, failures, err = runtime.Prune(ctx, rmWorkers, false, []string{})
|
|
if err != nil {
|
|
if lasterr != nil {
|
|
logrus.Errorf("%q", err)
|
|
}
|
|
lasterr = err
|
|
}
|
|
if err := printCmdResults(ok, failures); err != nil {
|
|
return err
|
|
}
|
|
|
|
if c.Bool("volumes") {
|
|
fmt.Println("Deleted Volumes")
|
|
err := volumePrune(runtime, getContext())
|
|
if err != nil {
|
|
if lasterr != nil {
|
|
logrus.Errorf("%q", lasterr)
|
|
}
|
|
lasterr = err
|
|
}
|
|
}
|
|
|
|
// Call prune; if any cids are returned, print them and then
|
|
// return err in case an error also came up
|
|
// TODO: support for filters in system prune
|
|
pruneCids, err := runtime.PruneImages(ctx, c.All, []string{})
|
|
if len(pruneCids) > 0 {
|
|
fmt.Println("Deleted Images")
|
|
for _, cid := range pruneCids {
|
|
fmt.Println(cid)
|
|
}
|
|
}
|
|
if err != nil {
|
|
if lasterr != nil {
|
|
logrus.Errorf("%q", lasterr)
|
|
}
|
|
lasterr = err
|
|
}
|
|
return lasterr
|
|
}
|