From 5ccda64d38cc2800e3c7fab42a2fea46d44693e9 Mon Sep 17 00:00:00 2001
From: Roman Gushchin
Date: Wed, 13 Dec 2017 15:18:54 +0000
Subject: bpftool: implement cgroup bpf operations

This patch adds basic cgroup bpf operations to bpftool:
cgroup list, attach and detach commands.

Usage is described in the corresponding man pages,
and examples are provided.

Syntax:
$ bpftool cgroup list CGROUP
$ bpftool cgroup attach CGROUP ATTACH_TYPE PROG [ATTACH_FLAGS]
$ bpftool cgroup detach CGROUP ATTACH_TYPE PROG

Signed-off-by: Roman Gushchin <guro@fb.com>
Cc: Alexei Starovoitov <ast@kernel.org>
Cc: Daniel Borkmann <daniel@iogearbox.net>
Cc: Jakub Kicinski <jakub.kicinski@netronome.com>
Cc: Martin KaFai Lau <kafai@fb.com>
Cc: Quentin Monnet <quentin.monnet@netronome.com>
Reviewed-by: David Ahern <dsahern@gmail.com>
Reviewed-by: Jakub Kicinski <jakub.kicinski@netronome.com>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
---
 tools/bpf/bpftool/main.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'tools/bpf/bpftool/main.c')

diff --git a/tools/bpf/bpftool/main.c b/tools/bpf/bpftool/main.c
index d294bc8168be..ecd53ccf1239 100644
--- a/tools/bpf/bpftool/main.c
+++ b/tools/bpf/bpftool/main.c
@@ -85,7 +85,7 @@ static int do_help(int argc, char **argv)
 		"       %s batch file FILE\n"
 		"       %s version\n"
 		"\n"
-		"       OBJECT := { prog | map }\n"
+		"       OBJECT := { prog | map | cgroup }\n"
 		"       " HELP_SPEC_OPTIONS "\n"
 		"",
 		bin_name, bin_name, bin_name);
@@ -173,6 +173,7 @@ static const struct cmd cmds[] = {
 	{ "batch",	do_batch },
 	{ "prog",	do_prog },
 	{ "map",	do_map },
+	{ "cgroup",	do_cgroup },
 	{ "version",	do_version },
 	{ 0 }
 };
-- 
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