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authorAndrey Ignatov <rdna@fb.com>2018-05-29 13:29:31 -0700
committerDaniel Borkmann <daniel@iogearbox.net>2018-05-30 12:53:00 +0200
commit13a370b9d275959ac75e92dc14e43eeae75804f8 (patch)
tree62bb65e893d81a9efa2cf3b1486f6459d9cf6bde /tools/bpf
parentee7dbd974797e6dcbfd0df6d3c2d95a5a55ac0c8 (diff)
bpftool: Support sendmsg{4,6} attach types
Add support for recently added BPF_CGROUP_UDP4_SENDMSG and BPF_CGROUP_UDP6_SENDMSG attach types to bpftool, update documentation and bash completion. Signed-off-by: Andrey Ignatov <rdna@fb.com> Reviewed-by: Jakub Kicinski <jakub.kicinski@netronome.com> Acked-by: Song Liu <songliubraving@fb.com> Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Diffstat (limited to 'tools/bpf')
-rw-r--r--tools/bpf/bpftool/Documentation/bpftool-cgroup.rst9
-rw-r--r--tools/bpf/bpftool/bash-completion/bpftool5
-rw-r--r--tools/bpf/bpftool/cgroup.c4
3 files changed, 13 insertions, 5 deletions
diff --git a/tools/bpf/bpftool/Documentation/bpftool-cgroup.rst b/tools/bpf/bpftool/Documentation/bpftool-cgroup.rst
index d004f6382dab..7b0e6d453e92 100644
--- a/tools/bpf/bpftool/Documentation/bpftool-cgroup.rst
+++ b/tools/bpf/bpftool/Documentation/bpftool-cgroup.rst
@@ -27,7 +27,8 @@ MAP 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** }
+| **bind4** | **bind6** | **post_bind4** | **post_bind6** | **connect4** | **connect6** |
+| **sendmsg4** | **sendmsg6** }
| *ATTACH_FLAGS* := { **multi** | **override** }
DESCRIPTION
@@ -70,7 +71,11 @@ DESCRIPTION
**post_bind4** return from bind(2) for an inet4 socket (since 4.17);
**post_bind6** return from bind(2) for an inet6 socket (since 4.17);
**connect4** call to connect(2) for an inet4 socket (since 4.17);
- **connect6** call to connect(2) for an inet6 socket (since 4.17).
+ **connect6** call to connect(2) for an inet6 socket (since 4.17);
+ **sendmsg4** call to sendto(2), sendmsg(2), sendmmsg(2) for an
+ unconnected udp4 socket (since 4.18);
+ **sendmsg6** call to sendto(2), sendmsg(2), sendmmsg(2) for an
+ unconnected udp6 socket (since 4.18).
**bpftool cgroup detach** *CGROUP* *ATTACH_TYPE* *PROG*
Detach *PROG* from the cgroup *CGROUP* and attach type
diff --git a/tools/bpf/bpftool/bash-completion/bpftool b/tools/bpf/bpftool/bash-completion/bpftool
index 7bc198d60de2..1e1083321643 100644
--- a/tools/bpf/bpftool/bash-completion/bpftool
+++ b/tools/bpf/bpftool/bash-completion/bpftool
@@ -407,7 +407,7 @@ _bpftool()
attach|detach)
local ATTACH_TYPES='ingress egress sock_create sock_ops \
device bind4 bind6 post_bind4 post_bind6 connect4 \
- connect6'
+ connect6 sendmsg4 sendmsg6'
local ATTACH_FLAGS='multi override'
local PROG_TYPE='id pinned tag'
case $prev in
@@ -416,7 +416,8 @@ _bpftool()
return 0
;;
ingress|egress|sock_create|sock_ops|device|bind4|bind6|\
- post_bind4|post_bind6|connect4|connect6)
+ post_bind4|post_bind6|connect4|connect6|sendmsg4|\
+ sendmsg6)
COMPREPLY=( $( compgen -W "$PROG_TYPE" -- \
"$cur" ) )
return 0
diff --git a/tools/bpf/bpftool/cgroup.c b/tools/bpf/bpftool/cgroup.c
index 1351bd6b5aa7..16bee011e16c 100644
--- a/tools/bpf/bpftool/cgroup.c
+++ b/tools/bpf/bpftool/cgroup.c
@@ -20,7 +20,7 @@
" ATTACH_TYPE := { ingress | egress | sock_create |\n" \
" sock_ops | device | bind4 | bind6 |\n" \
" post_bind4 | post_bind6 | connect4 |\n" \
- " connect6 }"
+ " connect6 | sendmsg4 | sendmsg6 }"
static const char * const attach_type_strings[] = {
[BPF_CGROUP_INET_INGRESS] = "ingress",
@@ -34,6 +34,8 @@ static const char * const attach_type_strings[] = {
[BPF_CGROUP_INET6_CONNECT] = "connect6",
[BPF_CGROUP_INET4_POST_BIND] = "post_bind4",
[BPF_CGROUP_INET6_POST_BIND] = "post_bind6",
+ [BPF_CGROUP_UDP4_SENDMSG] = "sendmsg4",
+ [BPF_CGROUP_UDP6_SENDMSG] = "sendmsg6",
[__MAX_BPF_ATTACH_TYPE] = NULL,
};