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package main
import (
"context"
"github.com/containers/libpod/cmd/podman/cliconfig"
"github.com/containers/libpod/cmd/podman/shared"
"github.com/containers/libpod/libpod"
"github.com/containers/libpod/pkg/adapter"
"github.com/pkg/errors"
"github.com/sirupsen/logrus"
"github.com/spf13/cobra"
)
var (
prunePodsCommand cliconfig.PrunePodsValues
prunePodsDescription = `
podman pod prune
Removes all exited pods
`
_prunePodsCommand = &cobra.Command{
Use: "prune",
Args: noSubArgs,
Short: "Remove all stopped pods",
Long: prunePodsDescription,
RunE: func(cmd *cobra.Command, args []string) error {
prunePodsCommand.InputArgs = args
prunePodsCommand.GlobalFlags = MainGlobalOpts
return prunePodsCmd(&prunePodsCommand)
},
}
)
func init() {
prunePodsCommand.Command = _prunePodsCommand
prunePodsCommand.SetHelpTemplate(HelpTemplate())
prunePodsCommand.SetUsageTemplate(UsageTemplate())
flags := prunePodsCommand.Flags()
flags.BoolVarP(&prunePodsCommand.Force, "force", "f", false, "Force removal of a running pods. The default is false")
}
func prunePods(runtime *adapter.LocalRuntime, ctx context.Context, maxWorkers int, force bool) error {
var deleteFuncs []shared.ParallelWorkerInput
filter := func(p *libpod.Pod) bool {
state, err := shared.GetPodStatus(p)
// pod states should be the same
if state == shared.PodStateStopped || (state == shared.PodStateExited && err == nil) {
return true
}
return false
}
delPods, err := runtime.Pods(filter)
if err != nil {
return err
}
if len(delPods) < 1 {
return nil
}
for _, pod := range delPods {
p := pod
f := func() error {
return runtime.RemovePod(ctx, p, force, force)
}
deleteFuncs = append(deleteFuncs, shared.ParallelWorkerInput{
ContainerID: p.ID(),
ParallelFunc: f,
})
}
// Run the parallel funcs
deleteErrors, errCount := shared.ParallelExecuteWorkerPool(maxWorkers, deleteFuncs)
return printParallelOutput(deleteErrors, errCount)
}
func prunePodsCmd(c *cliconfig.PrunePodsValues) error {
runtime, err := adapter.GetRuntime(&c.PodmanCommand)
if err != nil {
return errors.Wrapf(err, "could not get runtime")
}
defer runtime.Shutdown(false)
maxWorkers := shared.Parallelize("rm")
if c.GlobalIsSet("max-workers") {
maxWorkers = c.GlobalFlags.MaxWorks
}
logrus.Debugf("Setting maximum workers to %d", maxWorkers)
return prunePods(runtime, getContext(), maxWorkers, c.Bool("force"))
}
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