Merge pull request #19875 from vrothberg/reset-backport-v4.3

[v4.3] system reset: show graphRoot/runRoot before removal

cmd/podman/system/reset.go

@@ -65,6 +65,13 @@ func reset(cmd *cobra.Command, args []string) {
         - all machines
         - all volumes`)
 
+		info, _ := registry.ContainerEngine().Info(registry.Context())
+		// lets not hard fail in case of an error
+		if info != nil {
+			fmt.Printf("        - the graphRoot directory: %q\n", info.Store.GraphRoot)
+			fmt.Printf("        - the runRoot directory: %q\n", info.Store.RunRoot)
+		}
+
 		if len(listCtn) > 0 {
 			fmt.Println(`WARNING! The following external containers will be purged:`)
 			// print first 12 characters of ID and first configured name alias

docs/source/markdown/podman-system-reset.1.md

@@ -8,6 +8,8 @@ podman\-system\-reset - Reset storage back to initial state
 
 ## DESCRIPTION
 **podman system reset** removes all pods, containers, images, networks and volumes, and machines.
+It also removes the configured graphRoot and runRoot directories. Make sure these are not set to
+some important directory.
 
 This command must be run **before** changing any of the following fields in the
 `containers.conf` or `storage.conf` files: `driver`, `static_dir`, `tmp_dir`
@@ -38,6 +40,8 @@ WARNING! This will remove:
         - all build cache
         - all machines
         - all volumes
+        - the graphRoot directory: /var/lib/containers/storage
+        - the runRoot directory: /run/containers/storage
 Are you sure you want to continue? [y/N] y
 ```