From 338eb9d75e217dc0c38d51c33967e49e5c0daae4 Mon Sep 17 00:00:00 2001
From: Aditya Rajan <arajan@redhat.com>
Date: Mon, 8 Nov 2021 16:01:57 +0530
Subject: system: Adds support for removing all named destination via --all

Adds support of dropping all named destination from system connections via `--all`.

Closes: https://github.com/containers/podman/issues/12018

Signed-off-by: Aditya Rajan <arajan@redhat.com>
---
 cmd/podman/system/connection/remove.go | 27 ++++++++++++++++++++++++---
 1 file changed, 24 insertions(+), 3 deletions(-)

(limited to 'cmd/podman')

diff --git a/cmd/podman/system/connection/remove.go b/cmd/podman/system/connection/remove.go
index 73bae4994..ffbea76c5 100644
--- a/cmd/podman/system/connection/remove.go
+++ b/cmd/podman/system/connection/remove.go
@@ -5,14 +5,14 @@ import (
 	"github.com/containers/podman/v3/cmd/podman/common"
 	"github.com/containers/podman/v3/cmd/podman/registry"
 	"github.com/containers/podman/v3/cmd/podman/system"
+	"github.com/pkg/errors"
 	"github.com/spf13/cobra"
 )
 
 var (
 	// Skip creating engines since this command will obtain connection information to said engines
 	rmCmd = &cobra.Command{
-		Use:               "remove NAME",
-		Args:              cobra.ExactArgs(1),
+		Use:               "remove [options] NAME",
 		Aliases:           []string{"rm"},
 		Long:              `Delete named destination from podman configuration`,
 		Short:             "Delete named destination",
@@ -21,6 +21,10 @@ var (
 		Example: `podman system connection remove devl
   podman system connection rm devl`,
 	}
+
+	rmOpts = struct {
+		All bool
+	}{}
 )
 
 func init() {
@@ -28,14 +32,31 @@ func init() {
 		Command: rmCmd,
 		Parent:  system.ConnectionCmd,
 	})
+
+	flags := rmCmd.Flags()
+	flags.BoolVarP(&rmOpts.All, "all", "a", false, "Remove all connections")
 }
 
-func rm(_ *cobra.Command, args []string) error {
+func rm(cmd *cobra.Command, args []string) error {
 	cfg, err := config.ReadCustomConfig()
 	if err != nil {
 		return err
 	}
 
+	if rmOpts.All {
+		if cfg.Engine.ServiceDestinations != nil {
+			for k := range cfg.Engine.ServiceDestinations {
+				delete(cfg.Engine.ServiceDestinations, k)
+			}
+		}
+		cfg.Engine.ActiveService = ""
+		return cfg.Write()
+	}
+
+	if len(args) != 1 {
+		return errors.New("accepts 1 arg(s), received 0")
+	}
+
 	if cfg.Engine.ServiceDestinations != nil {
 		delete(cfg.Engine.ServiceDestinations, args[0])
 	}
-- 
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