Add --all option to checkpointctl show

This patch adds '--all' option to checkpointctl chow command.
The extended output for the same would look like:

checkpointctl show checkpoint.tar.gz --all

Displaying container checkpoint data from /tmp/checkpointctl1209302006

+----------------+--------------------------------+--------------+---------+---------------------------+--------+------------+-------------------+
|   CONTAINER    |             IMAGE              |      ID      | RUNTIME |          CREATED          | ENGINE | CHKPT SIZE | ROOT FS DIFF SIZE |
+----------------+--------------------------------+--------------+---------+---------------------------+--------+------------+-------------------+
| cool_heyrovsky | docker.io/library/httpd:latest | 7fb253cbd7c0 | crun    | 2023-04-14T04:46:00+05:30 | Podman | 5.3 MiB    | 2.0 KiB           |
+----------------+--------------------------------+--------------+---------+---------------------------+--------+------------+-------------------+

Overview of Mounts
+--------------------+--------+---------------------------+
|    DESTINATION     |  TYPE  |          SOURCE           |
+--------------------+--------+---------------------------+
| /proc              | proc   | proc                      |
| /dev               | tmpfs  | tmpfs                     |
| /sys               | sysfs  | sysfs                     |
| /dev/pts           | devpts | devpts                    |
| /dev/mqueue        | mqueue | mqueue                    |
| /etc/hostname      | bind   | ../userdata/hostname      |
| /run/.containerenv | bind   | ../userdata/.containerenv |
| /etc/resolv.conf   | bind   | ../userdata/resolv.conf   |
| /etc/hosts         | bind   | ../userdata/hosts         |
| /dev/shm           | bind   | ../userdata/shm           |
| /sys/fs/cgroup     | cgroup | cgroup                    |
+--------------------+--------+---------------------------+

CRIU dump statistics
+---------------+-------------+--------------+---------------+---------------+---------------+
| FREEZING TIME | FROZEN TIME | MEMDUMP TIME | MEMWRITE TIME | PAGES SCANNED | PAGES WRITTEN |
+---------------+-------------+--------------+---------------+---------------+---------------+
| 5333 us       | 200318 us   | 111941 us    | 75612 us      |        239777 |         45512 |
+---------------+-------------+--------------+---------------+---------------+---------------+

Signed-off-by: Sankalp Acharya <[email protected]>

checkpointctl.go

@@ -16,6 +16,7 @@ var (
 	printStats bool
 	showMounts bool
 	fullPaths  bool
+	showAll    bool
 )
 
 func main() {
@@ -62,13 +63,23 @@ func setupShow() *cobra.Command {
 		false,
 		"Display mounts with full paths",
 	)
+	flags.BoolVar(
+		&showAll,
+		"all",
+		false,
+		"Display all additional information about the checkpoints",
+	)
 
 	return cmd
 }
 
 func show(cmd *cobra.Command, args []string) error {
+	if showAll {
+		printStats = true
+		showMounts = true
+	}
 	if fullPaths && !showMounts {
-		return fmt.Errorf("Cannot use --full-paths without --mounts option")
+		return fmt.Errorf("Cannot use --full-paths without --mounts/-all option")
 	}
 
 	input := args[0]

test/checkpointctl.bats

@@ -168,7 +168,7 @@ function teardown() {
 	( cd "$TEST_TMP_DIR1" && tar cf "$TEST_TMP_DIR2"/test.tar . )
 	checkpointctl show "$TEST_TMP_DIR2"/test.tar --full-paths
 	[ "$status" -eq 1 ]
-	[[ ${lines[0]} == *"Error: Cannot use --full-paths without --mounts option"* ]]
+	[[ ${lines[0]} == *"Error: Cannot use --full-paths without --mounts/-all option"* ]]
 }
 
 @test "Run checkpointctl show with tar file with valid config.dump and valid spec.dump (CRI-O) and no checkpoint directory" {