From: Stanislav Fomichev <sdf@google.com>
To: netdev@vger.kernel.org, bpf@vger.kernel.org
Cc: davem@davemloft.net, ast@kernel.org, daniel@iogearbox.net,
Stanislav Fomichev <sdf@google.com>, Martin Lau <kafai@fb.com>,
Jakub Kicinski <jakub.kicinski@netronome.com>
Subject: [PATCH bpf-next v8 9/9] bpftool: support cgroup sockopt
Date: Mon, 24 Jun 2019 09:24:29 -0700 [thread overview]
Message-ID: <20190624162429.16367-10-sdf@google.com> (raw)
In-Reply-To: <20190624162429.16367-1-sdf@google.com>
Support sockopt prog type and cgroup hooks in the bpftool.
Cc: Martin Lau <kafai@fb.com>
Acked-by: Jakub Kicinski <jakub.kicinski@netronome.com>
Signed-off-by: Stanislav Fomichev <sdf@google.com>
---
tools/bpf/bpftool/Documentation/bpftool-cgroup.rst | 7 +++++--
tools/bpf/bpftool/Documentation/bpftool-prog.rst | 3 ++-
tools/bpf/bpftool/bash-completion/bpftool | 9 ++++++---
tools/bpf/bpftool/cgroup.c | 5 ++++-
tools/bpf/bpftool/main.h | 1 +
tools/bpf/bpftool/prog.c | 3 ++-
6 files changed, 20 insertions(+), 8 deletions(-)
diff --git a/tools/bpf/bpftool/Documentation/bpftool-cgroup.rst b/tools/bpf/bpftool/Documentation/bpftool-cgroup.rst
index 324df15bf4cc..6ac98f08e9d0 100644
--- a/tools/bpf/bpftool/Documentation/bpftool-cgroup.rst
+++ b/tools/bpf/bpftool/Documentation/bpftool-cgroup.rst
@@ -30,7 +30,8 @@ CGROUP COMMANDS
| *PROG* := { **id** *PROG_ID* | **pinned** *FILE* | **tag** *PROG_TAG* }
| *ATTACH_TYPE* := { **ingress** | **egress** | **sock_create** | **sock_ops** | **device** |
| **bind4** | **bind6** | **post_bind4** | **post_bind6** | **connect4** | **connect6** |
-| **sendmsg4** | **sendmsg6** | **recvmsg4** | **recvmsg6** | **sysctl** }
+| **sendmsg4** | **sendmsg6** | **recvmsg4** | **recvmsg6** | **sysctl** |
+| **getsockopt** | **setsockopt** }
| *ATTACH_FLAGS* := { **multi** | **override** }
DESCRIPTION
@@ -91,7 +92,9 @@ DESCRIPTION
an unconnected udp4 socket (since 5.2);
**recvmsg6** call to recvfrom(2), recvmsg(2), recvmmsg(2) for
an unconnected udp6 socket (since 5.2);
- **sysctl** sysctl access (since 5.2).
+ **sysctl** sysctl access (since 5.2);
+ **getsockopt** call to getsockopt (since 5.3);
+ **setsockopt** call to setsockopt (since 5.3).
**bpftool cgroup detach** *CGROUP* *ATTACH_TYPE* *PROG*
Detach *PROG* from the cgroup *CGROUP* and attach type
diff --git a/tools/bpf/bpftool/Documentation/bpftool-prog.rst b/tools/bpf/bpftool/Documentation/bpftool-prog.rst
index 55dd06517a3b..1df637f85f94 100644
--- a/tools/bpf/bpftool/Documentation/bpftool-prog.rst
+++ b/tools/bpf/bpftool/Documentation/bpftool-prog.rst
@@ -40,7 +40,8 @@ PROG COMMANDS
| **lwt_seg6local** | **sockops** | **sk_skb** | **sk_msg** | **lirc_mode2** |
| **cgroup/bind4** | **cgroup/bind6** | **cgroup/post_bind4** | **cgroup/post_bind6** |
| **cgroup/connect4** | **cgroup/connect6** | **cgroup/sendmsg4** | **cgroup/sendmsg6** |
-| **cgroup/recvmsg4** | **cgroup/recvmsg6** | **cgroup/sysctl**
+| **cgroup/recvmsg4** | **cgroup/recvmsg6** | **cgroup/sysctl** |
+| **cgroup/getsockopt** | **cgroup/setsockopt**
| }
| *ATTACH_TYPE* := {
| **msg_verdict** | **stream_verdict** | **stream_parser** | **flow_dissector**
diff --git a/tools/bpf/bpftool/bash-completion/bpftool b/tools/bpf/bpftool/bash-completion/bpftool
index c98cb99867f6..08f35c787ab6 100644
--- a/tools/bpf/bpftool/bash-completion/bpftool
+++ b/tools/bpf/bpftool/bash-completion/bpftool
@@ -379,7 +379,8 @@ _bpftool()
cgroup/sendmsg4 cgroup/sendmsg6 \
cgroup/recvmsg4 cgroup/recvmsg6 \
cgroup/post_bind4 cgroup/post_bind6 \
- cgroup/sysctl" -- \
+ cgroup/sysctl cgroup/getsockopt \
+ cgroup/setsockopt" -- \
"$cur" ) )
return 0
;;
@@ -689,7 +690,8 @@ _bpftool()
attach|detach)
local ATTACH_TYPES='ingress egress sock_create sock_ops \
device bind4 bind6 post_bind4 post_bind6 connect4 \
- connect6 sendmsg4 sendmsg6 recvmsg4 recvmsg6 sysctl'
+ connect6 sendmsg4 sendmsg6 recvmsg4 recvmsg6 sysctl \
+ getsockopt setsockopt'
local ATTACH_FLAGS='multi override'
local PROG_TYPE='id pinned tag'
case $prev in
@@ -699,7 +701,8 @@ _bpftool()
;;
ingress|egress|sock_create|sock_ops|device|bind4|bind6|\
post_bind4|post_bind6|connect4|connect6|sendmsg4|\
- sendmsg6|recvmsg4|recvmsg6|sysctl)
+ sendmsg6|recvmsg4|recvmsg6|sysctl|getsockopt|\
+ setsockopt)
COMPREPLY=( $( compgen -W "$PROG_TYPE" -- \
"$cur" ) )
return 0
diff --git a/tools/bpf/bpftool/cgroup.c b/tools/bpf/bpftool/cgroup.c
index 1bb2a751107a..24937891bc48 100644
--- a/tools/bpf/bpftool/cgroup.c
+++ b/tools/bpf/bpftool/cgroup.c
@@ -26,7 +26,8 @@
" sock_ops | device | bind4 | bind6 |\n" \
" post_bind4 | post_bind6 | connect4 |\n" \
" connect6 | sendmsg4 | sendmsg6 |\n" \
- " recvmsg4 | recvmsg6 | sysctl }"
+ " recvmsg4 | recvmsg6 | sysctl |\n" \
+ " getsockopt | setsockopt }"
static const char * const attach_type_strings[] = {
[BPF_CGROUP_INET_INGRESS] = "ingress",
@@ -45,6 +46,8 @@ static const char * const attach_type_strings[] = {
[BPF_CGROUP_SYSCTL] = "sysctl",
[BPF_CGROUP_UDP4_RECVMSG] = "recvmsg4",
[BPF_CGROUP_UDP6_RECVMSG] = "recvmsg6",
+ [BPF_CGROUP_GETSOCKOPT] = "getsockopt",
+ [BPF_CGROUP_SETSOCKOPT] = "setsockopt",
[__MAX_BPF_ATTACH_TYPE] = NULL,
};
diff --git a/tools/bpf/bpftool/main.h b/tools/bpf/bpftool/main.h
index fddec15c454a..fb0ba77e6722 100644
--- a/tools/bpf/bpftool/main.h
+++ b/tools/bpf/bpftool/main.h
@@ -74,6 +74,7 @@ static const char * const prog_type_name[] = {
[BPF_PROG_TYPE_SK_REUSEPORT] = "sk_reuseport",
[BPF_PROG_TYPE_FLOW_DISSECTOR] = "flow_dissector",
[BPF_PROG_TYPE_CGROUP_SYSCTL] = "cgroup_sysctl",
+ [BPF_PROG_TYPE_CGROUP_SOCKOPT] = "cgroup_sockopt",
};
extern const char * const map_type_name[];
diff --git a/tools/bpf/bpftool/prog.c b/tools/bpf/bpftool/prog.c
index f1a831f05010..9b0db5d14e31 100644
--- a/tools/bpf/bpftool/prog.c
+++ b/tools/bpf/bpftool/prog.c
@@ -1071,7 +1071,8 @@ static int do_help(int argc, char **argv)
" cgroup/bind4 | cgroup/bind6 | cgroup/post_bind4 |\n"
" cgroup/post_bind6 | cgroup/connect4 | cgroup/connect6 |\n"
" cgroup/sendmsg4 | cgroup/sendmsg6 | cgroup/recvmsg4 |\n"
- " cgroup/recvmsg6 }\n"
+ " cgroup/recvmsg6 | cgroup/getsockopt |\n"
+ " cgroup/setsockopt }\n"
" ATTACH_TYPE := { msg_verdict | stream_verdict | stream_parser |\n"
" flow_dissector }\n"
" " HELP_SPEC_OPTIONS "\n"
--
2.22.0.410.gd8fdbe21b5-goog
prev parent reply other threads:[~2019-06-24 16:24 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-06-24 16:24 [PATCH bpf-next v8 0/9] bpf: getsockopt and setsockopt hooks Stanislav Fomichev
2019-06-24 16:24 ` [PATCH bpf-next v8 1/9] bpf: implement " Stanislav Fomichev
2019-06-24 21:19 ` Andrii Nakryiko
2019-06-26 18:54 ` Alexei Starovoitov
2019-06-26 19:10 ` Stanislav Fomichev
2019-06-26 19:21 ` Alexei Starovoitov
2019-06-24 16:24 ` [PATCH bpf-next v8 2/9] bpf: sync bpf.h to tools/ Stanislav Fomichev
2019-06-24 16:24 ` [PATCH bpf-next v8 3/9] libbpf: support sockopt hooks Stanislav Fomichev
2019-06-24 16:24 ` [PATCH bpf-next v8 4/9] selftests/bpf: test sockopt section name Stanislav Fomichev
2019-06-24 16:24 ` [PATCH bpf-next v8 5/9] selftests/bpf: add sockopt test Stanislav Fomichev
2019-06-24 16:24 ` [PATCH bpf-next v8 6/9] selftests/bpf: add sockopt test that exercises sk helpers Stanislav Fomichev
2019-06-24 16:24 ` [PATCH bpf-next v8 7/9] selftests/bpf: add sockopt test that exercises BPF_F_ALLOW_MULTI Stanislav Fomichev
2019-06-24 16:24 ` [PATCH bpf-next v8 8/9] bpf: add sockopt documentation Stanislav Fomichev
2019-06-24 16:24 ` Stanislav Fomichev [this message]
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