From a45d22a1ddd2840cf8c3a38540aa8683cc0d5c7d Mon Sep 17 00:00:00 2001 From: Paul Holzinger Date: Mon, 18 Jan 2021 18:52:06 +0100 Subject: podman network exists Add podman network exists command with remote support. Signed-off-by: Paul Holzinger --- cmd/podman/networks/exists.go | 40 ++++++++++++++++++++++++++++++++++++++++ 1 file changed, 40 insertions(+) create mode 100644 cmd/podman/networks/exists.go (limited to 'cmd/podman/networks') diff --git a/cmd/podman/networks/exists.go b/cmd/podman/networks/exists.go new file mode 100644 index 000000000..2eb485b36 --- /dev/null +++ b/cmd/podman/networks/exists.go @@ -0,0 +1,40 @@ +package network + +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 ( + networkExistsDescription = `If the named network exists, podman network exists exits with 0, otherwise the exit code will be 1.` + networkExistsCommand = &cobra.Command{ + Use: "exists NETWORK", + Short: "network exists", + Long: networkExistsDescription, + RunE: networkExists, + Example: `podman network exists net1`, + Args: cobra.ExactArgs(1), + ValidArgsFunction: common.AutocompleteNetworks, + } +) + +func init() { + registry.Commands = append(registry.Commands, registry.CliCommand{ + Mode: []entities.EngineMode{entities.ABIMode, entities.TunnelMode}, + Command: networkExistsCommand, + Parent: networkCmd, + }) +} + +func networkExists(cmd *cobra.Command, args []string) error { + response, err := registry.ContainerEngine().NetworkExists(registry.GetContext(), args[0]) + if err != nil { + return err + } + if !response.Value { + registry.SetExitCode(1) + } + return nil +} -- cgit v1.2.3-54-g00ecf