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authorPaul Holzinger <paul.holzinger@web.de>2021-01-19 23:03:51 +0100
committerPaul Holzinger <paul.holzinger@web.de>2021-01-21 19:18:51 +0100
commit9d31fed5f75186f618e95ab7492ef6bc2b511d5f (patch)
tree11215b0dd70351b4157fd19a17c65d4fcfca77ed /cmd/podman/volumes/exists.go
parent7d024a2fc8c675e4d34e3b34b56b6217a48ef9ce (diff)
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podman volume exists
Add podman volume exists command with remote support. Signed-off-by: Paul Holzinger <paul.holzinger@web.de>
Diffstat (limited to 'cmd/podman/volumes/exists.go')
-rw-r--r--cmd/podman/volumes/exists.go40
1 files changed, 40 insertions, 0 deletions
diff --git a/cmd/podman/volumes/exists.go b/cmd/podman/volumes/exists.go
new file mode 100644
index 000000000..71cd117ae
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+++ b/cmd/podman/volumes/exists.go
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+package volumes
+
+import (
+ "github.com/containers/podman/v2/cmd/podman/common"
+ "github.com/containers/podman/v2/cmd/podman/registry"
+ "github.com/containers/podman/v2/pkg/domain/entities"
+ "github.com/spf13/cobra"
+)
+
+var (
+ volumeExistsDescription = `If the given volume exists, podman volume exists exits with 0, otherwise the exit code will be 1.`
+ volumeExistsCommand = &cobra.Command{
+ Use: "exists VOLUME",
+ Short: "volume exists",
+ Long: volumeExistsDescription,
+ RunE: volumeExists,
+ Example: `podman volume exists myvol`,
+ Args: cobra.ExactArgs(1),
+ ValidArgsFunction: common.AutocompleteVolumes,
+ }
+)
+
+func init() {
+ registry.Commands = append(registry.Commands, registry.CliCommand{
+ Mode: []entities.EngineMode{entities.ABIMode, entities.TunnelMode},
+ Command: volumeExistsCommand,
+ Parent: volumeCmd,
+ })
+}
+
+func volumeExists(cmd *cobra.Command, args []string) error {
+ response, err := registry.ContainerEngine().VolumeExists(registry.GetContext(), args[0])
+ if err != nil {
+ return err
+ }
+ if !response.Value {
+ registry.SetExitCode(1)
+ }
+ return nil
+}