tools: bpftool: alias show and list commands

iproute2 seems to accept show and list as aliases.
Let's do the same thing, and by allowing both bring
cgroup syntax back in line with maps and progs.

Signed-off-by: Jakub Kicinski <jakub.kicinski@netronome.com>
Reviewed-by: Quentin Monnet <quentin.monnet@netronome.com>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>

8 files changed, 22 insertions, 19 deletions

diff --git a/tools/bpf/bpftool/Documentation/bpftool-cgroup.rst b/tools/bpf/bpftool/Documentation/bpftool-cgroup.rst
index 45c71b1f682b..2fe2a1bdbe3e 100644
--- a/tools/bpf/bpftool/Documentation/bpftool-cgroup.rst
+++ b/tools/bpf/bpftool/Documentation/bpftool-cgroup.rst
@@ -15,12 +15,12 @@ SYNOPSIS
 	*OPTIONS* := { { **-j** | **--json** } [{ **-p** | **--pretty** }] | { **-f** | **--bpffs** } }
 
 	*COMMANDS* :=
-	{ **list** | **attach** | **detach** | **help** }
+	{ **show** | **list** | **attach** | **detach** | **help** }
 
 MAP COMMANDS
 =============
 
-|	**bpftool** **cgroup list** *CGROUP*
+|	**bpftool** **cgroup { show | list }** *CGROUP*
 |	**bpftool** **cgroup attach** *CGROUP* *ATTACH_TYPE* *PROG* [*ATTACH_FLAGS*]
 |	**bpftool** **cgroup detach** *CGROUP* *ATTACH_TYPE* *PROG*
 |	**bpftool** **cgroup help**
@@ -31,7 +31,7 @@ MAP COMMANDS
 
 DESCRIPTION
 ===========
-	**bpftool cgroup list** *CGROUP*
+	**bpftool cgroup { show | list }** *CGROUP*
 		  List all programs attached to the cgroup *CGROUP*.
 
 		  Output will start with program ID followed by attach type,
diff --git a/tools/bpf/bpftool/Documentation/bpftool-map.rst b/tools/bpf/bpftool/Documentation/bpftool-map.rst
index 421cabc417e6..0ab32b312aec 100644
--- a/tools/bpf/bpftool/Documentation/bpftool-map.rst
+++ b/tools/bpf/bpftool/Documentation/bpftool-map.rst
@@ -15,13 +15,13 @@ SYNOPSIS
 	*OPTIONS* := { { **-j** | **--json** } [{ **-p** | **--pretty** }] | { **-f** | **--bpffs** } }
 
 	*COMMANDS* :=
-	{ **show** | **dump** | **update** | **lookup** | **getnext** | **delete**
+	{ **show** | **list** | **dump** | **update** | **lookup** | **getnext** | **delete**
 	| **pin** | **help** }
 
 MAP COMMANDS
 =============
 
-|	**bpftool** **map show**   [*MAP*]
+|	**bpftool** **map { show | list }**   [*MAP*]
 |	**bpftool** **map dump**    *MAP*
 |	**bpftool** **map update**  *MAP*  **key** *BYTES*   **value** *VALUE* [*UPDATE_FLAGS*]
 |	**bpftool** **map lookup**  *MAP*  **key** *BYTES*
@@ -36,7 +36,7 @@ MAP COMMANDS
 
 DESCRIPTION
 ===========
-	**bpftool map show**   [*MAP*]
+	**bpftool map { show | list }**   [*MAP*]
 		  Show information about loaded maps.  If *MAP* is specified
 		  show information only about given map, otherwise list all
 		  maps currently loaded on the system.
diff --git a/tools/bpf/bpftool/Documentation/bpftool-prog.rst b/tools/bpf/bpftool/Documentation/bpftool-prog.rst
index 81c97c0e9b67..e4ceee7f2dff 100644
--- a/tools/bpf/bpftool/Documentation/bpftool-prog.rst
+++ b/tools/bpf/bpftool/Documentation/bpftool-prog.rst
@@ -15,12 +15,12 @@ SYNOPSIS
 	*OPTIONS* := { { **-j** | **--json** } [{ **-p** | **--pretty** }] | { **-f** | **--bpffs** } }
 
 	*COMMANDS* :=
-	{ **show** | **dump xlated** | **dump jited** | **pin** | **load** | **help** }
+	{ **show** | **list** | **dump xlated** | **dump jited** | **pin** | **load** | **help** }
 
 MAP COMMANDS
 =============
 
-|	**bpftool** **prog show** [*PROG*]
+|	**bpftool** **prog { show | list }** [*PROG*]
 |	**bpftool** **prog dump xlated** *PROG* [{**file** *FILE* | **opcodes**}]
 |	**bpftool** **prog dump jited**  *PROG* [{**file** *FILE* | **opcodes**}]
 |	**bpftool** **prog pin** *PROG* *FILE*
@@ -31,7 +31,7 @@ MAP COMMANDS
 
 DESCRIPTION
 ===========
-	**bpftool prog show** [*PROG*]
+	**bpftool prog { show | list }** [*PROG*]
 		  Show information about loaded programs.  If *PROG* is
 		  specified show information only about given program, otherwise
 		  list all programs currently loaded on the system.
diff --git a/tools/bpf/bpftool/Documentation/bpftool.rst b/tools/bpf/bpftool/Documentation/bpftool.rst
index 6732a5a617e4..20689a321ffe 100644
--- a/tools/bpf/bpftool/Documentation/bpftool.rst
+++ b/tools/bpf/bpftool/Documentation/bpftool.rst
@@ -22,13 +22,13 @@ SYNOPSIS
 	| { **-j** | **--json** } [{ **-p** | **--pretty** }] }
 
 	*MAP-COMMANDS* :=
-	{ **show** | **dump** | **update** | **lookup** | **getnext** | **delete**
+	{ **show** | **list** | **dump** | **update** | **lookup** | **getnext** | **delete**
 	| **pin** | **help** }
 
-	*PROG-COMMANDS* := { **show** | **dump jited** | **dump xlated** | **pin**
+	*PROG-COMMANDS* := { **show** | **list** | **dump jited** | **dump xlated** | **pin**
 	| **load** | **help** }
 
-	*CGROUP-COMMANDS* := { **list** | **attach** | **detach** | **help** }
+	*CGROUP-COMMANDS* := { **show** | **list** | **attach** | **detach** | **help** }
 
 DESCRIPTION
 ===========
diff --git a/tools/bpf/bpftool/bash-completion/bpftool b/tools/bpf/bpftool/bash-completion/bpftool
index 7febee05c8e7..0137866bb8f6 100644
--- a/tools/bpf/bpftool/bash-completion/bpftool
+++ b/tools/bpf/bpftool/bash-completion/bpftool
@@ -197,7 +197,7 @@ _bpftool()
 
             local PROG_TYPE='id pinned tag'
             case $command in
-                show)
+                show|list)
                     [[ $prev != "$command" ]] && return 0
                     COMPREPLY=( $( compgen -W "$PROG_TYPE" -- "$cur" ) )
                     return 0
@@ -232,7 +232,7 @@ _bpftool()
                     ;;
                 *)
                     [[ $prev == $object ]] && \
-                        COMPREPLY=( $( compgen -W 'dump help pin show' -- \
+                        COMPREPLY=( $( compgen -W 'dump help pin show list' -- \
                             "$cur" ) )
                     ;;
             esac
@@ -240,7 +240,7 @@ _bpftool()
         map)
             local MAP_TYPE='id pinned'
             case $command in
-                show|dump)
+                show|list|dump)
                     case $prev in
                         $command)
                             COMPREPLY=( $( compgen -W "$MAP_TYPE" -- "$cur" ) )
@@ -343,7 +343,7 @@ _bpftool()
                 *)
                     [[ $prev == $object ]] && \
                         COMPREPLY=( $( compgen -W 'delete dump getnext help \
-                            lookup pin show update' -- "$cur" ) )
+                            lookup pin show list update' -- "$cur" ) )
                     ;;
             esac
             ;;
diff --git a/tools/bpf/bpftool/cgroup.c b/tools/bpf/bpftool/cgroup.c
index 24091d87bee3..35f5f003df28 100644
--- a/tools/bpf/bpftool/cgroup.c
+++ b/tools/bpf/bpftool/cgroup.c
@@ -277,7 +277,7 @@ static int do_help(int argc, char **argv)
 	}
 
 	fprintf(stderr,
-		"Usage: %s %s list CGROUP\n"
+		"Usage: %s %s { show | list } CGROUP\n"
 		"       %s %s attach CGROUP ATTACH_TYPE PROG [ATTACH_FLAGS]\n"
 		"       %s %s detach CGROUP ATTACH_TYPE PROG\n"
 		"       %s %s help\n"
@@ -294,6 +294,7 @@ static int do_help(int argc, char **argv)
 }
 
 static const struct cmd cmds[] = {
+	{ "show",	do_show },
 	{ "list",	do_show },
 	{ "attach",	do_attach },
 	{ "detach",	do_detach },
diff --git a/tools/bpf/bpftool/map.c b/tools/bpf/bpftool/map.c
index a8c3a33dd185..8d7db9d6b9cd 100644
--- a/tools/bpf/bpftool/map.c
+++ b/tools/bpf/bpftool/map.c
@@ -861,7 +861,7 @@ static int do_help(int argc, char **argv)
 	}
 
 	fprintf(stderr,
-		"Usage: %s %s show   [MAP]\n"
+		"Usage: %s %s { show | list }   [MAP]\n"
 		"       %s %s dump    MAP\n"
 		"       %s %s update  MAP  key BYTES value VALUE [UPDATE_FLAGS]\n"
 		"       %s %s lookup  MAP  key BYTES\n"
@@ -885,6 +885,7 @@ static int do_help(int argc, char **argv)
 
 static const struct cmd cmds[] = {
 	{ "show",	do_show },
+	{ "list",	do_show },
 	{ "help",	do_help },
 	{ "dump",	do_dump },
 	{ "update",	do_update },
diff --git a/tools/bpf/bpftool/prog.c b/tools/bpf/bpftool/prog.c
index 98f871ed53d6..5577960bffe4 100644
--- a/tools/bpf/bpftool/prog.c
+++ b/tools/bpf/bpftool/prog.c
@@ -836,7 +836,7 @@ static int do_help(int argc, char **argv)
 	}
 
 	fprintf(stderr,
-		"Usage: %s %s show [PROG]\n"
+		"Usage: %s %s { show | list } [PROG]\n"
 		"       %s %s dump xlated PROG [{ file FILE | opcodes }]\n"
 		"       %s %s dump jited  PROG [{ file FILE | opcodes }]\n"
 		"       %s %s pin   PROG FILE\n"
@@ -854,6 +854,7 @@ static int do_help(int argc, char **argv)
 
 static const struct cmd cmds[] = {
 	{ "show",	do_show },
+	{ "list",	do_show },
 	{ "help",	do_help },
 	{ "dump",	do_dump },
 	{ "pin",	do_pin },