forked from containers/podman
/
unpause.go
87 lines (78 loc) · 2.5 KB
/
unpause.go
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package containers
import (
"context"
"fmt"
"github.com/containers/podman/v3/cmd/podman/common"
"github.com/containers/podman/v3/cmd/podman/registry"
"github.com/containers/podman/v3/cmd/podman/utils"
"github.com/containers/podman/v3/pkg/cgroups"
"github.com/containers/podman/v3/pkg/domain/entities"
"github.com/containers/podman/v3/pkg/rootless"
"github.com/pkg/errors"
"github.com/spf13/cobra"
"github.com/spf13/pflag"
)
var (
unpauseDescription = `Unpauses one or more previously paused containers. The container name or ID can be used.`
unpauseCommand = &cobra.Command{
Use: "unpause [options] CONTAINER [CONTAINER...]",
Short: "Unpause the processes in one or more containers",
Long: unpauseDescription,
RunE: unpause,
ValidArgsFunction: common.AutocompleteContainersPaused,
Example: `podman unpause ctrID
podman unpause --all`,
}
unPauseOptions = entities.PauseUnPauseOptions{}
containerUnpauseCommand = &cobra.Command{
Use: unpauseCommand.Use,
Short: unpauseCommand.Short,
Long: unpauseCommand.Long,
RunE: unpauseCommand.RunE,
ValidArgsFunction: unpauseCommand.ValidArgsFunction,
Example: `podman container unpause ctrID
podman container unpause --all`,
}
)
func unpauseFlags(flags *pflag.FlagSet) {
flags.BoolVarP(&unPauseOptions.All, "all", "a", false, "Pause all running containers")
}
func init() {
registry.Commands = append(registry.Commands, registry.CliCommand{
Command: unpauseCommand,
})
flags := unpauseCommand.Flags()
unpauseFlags(flags)
registry.Commands = append(registry.Commands, registry.CliCommand{
Command: containerUnpauseCommand,
Parent: containerCmd,
})
unpauseCommandFlags := containerUnpauseCommand.Flags()
unpauseFlags(unpauseCommandFlags)
}
func unpause(cmd *cobra.Command, args []string) error {
var (
errs utils.OutputErrors
)
if rootless.IsRootless() && !registry.IsRemote() {
cgroupv2, _ := cgroups.IsCgroup2UnifiedMode()
if !cgroupv2 {
return errors.New("unpause is not supported for cgroupv1 rootless containers")
}
}
if len(args) < 1 && !unPauseOptions.All {
return errors.Errorf("you must provide at least one container name or id")
}
responses, err := registry.ContainerEngine().ContainerUnpause(context.Background(), args, unPauseOptions)
if err != nil {
return err
}
for _, r := range responses {
if r.Err == nil {
fmt.Println(r.Id)
} else {
errs = append(errs, r.Err)
}
}
return errs.PrintErrors()
}