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tools/bpftool: Add name mappings for SK_LOOKUP prog and attach type 

Make bpftool show human-friendly identifiers for newly introduced program
and attach type, BPF_PROG_TYPE_SK_LOOKUP and BPF_SK_LOOKUP, respectively.

Also, add the new prog type bash-completion, man page and help message.

Signed-off-by: Jakub Sitnicki <jakub@cloudflare.com>
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Link: https://lore.kernel.org/bpf/20200717103536.397595-14-jakub@cloudflare.com
zero-sugar-mainline-defconfig
Jakub Sitnicki 2020-07-17 12:35:34 +02:00 committed by Alexei Starovoitov
parent 499dd29d90
commit 93a3545d81
4 changed files with 5 additions and 3 deletions
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2
tools/bpf/bpftool/Documentation/bpftool-prog.rst
View File

@ -45,7 +45,7 @@ PROG COMMANDS
| **cgroup/getsockname4** | **cgroup/getsockname6** | **cgroup/sendmsg4** | **cgroup/sendmsg6** |
| **cgroup/recvmsg4** | **cgroup/recvmsg6** | **cgroup/sysctl** |
| **cgroup/getsockopt** | **cgroup/setsockopt** |
| **struct_ops** | **fentry** | **fexit** | **freplace**
| **struct_ops** | **fentry** | **fexit** | **freplace** | **sk_lookup**
| }
| *ATTACH_TYPE* := {
| **msg_verdict** | **stream_verdict** | **stream_parser** | **flow_dissector**

2
tools/bpf/bpftool/bash-completion/bpftool
View File

@ -479,7 +479,7 @@ _bpftool()
cgroup/post_bind4 cgroup/post_bind6 \
cgroup/sysctl cgroup/getsockopt \
cgroup/setsockopt struct_ops \
fentry fexit freplace" -- \
fentry fexit freplace sk_lookup" -- \
"$cur" ) )
return 0
;;

1
tools/bpf/bpftool/common.c
View File

@ -64,6 +64,7 @@ const char * const attach_type_name[__MAX_BPF_ATTACH_TYPE] = {
[BPF_TRACE_FEXIT] = "fexit",
[BPF_MODIFY_RETURN] = "mod_ret",
[BPF_LSM_MAC] = "lsm_mac",
[BPF_SK_LOOKUP] = "sk_lookup",
};
void p_err(const char *fmt, ...)

3
tools/bpf/bpftool/prog.c
View File

@ -59,6 +59,7 @@ const char * const prog_type_name[] = {
[BPF_PROG_TYPE_TRACING] = "tracing",
[BPF_PROG_TYPE_STRUCT_OPS] = "struct_ops",
[BPF_PROG_TYPE_EXT] = "ext",
[BPF_PROG_TYPE_SK_LOOKUP] = "sk_lookup",
};
const size_t prog_type_name_size = ARRAY_SIZE(prog_type_name);
@ -1905,7 +1906,7 @@ static int do_help(int argc, char **argv)
" cgroup/getsockname4 | cgroup/getsockname6 | cgroup/sendmsg4 |\n"
" cgroup/sendmsg6 | cgroup/recvmsg4 | cgroup/recvmsg6 |\n"
" cgroup/getsockopt | cgroup/setsockopt |\n"
" struct_ops | fentry | fexit | freplace }\n"
" struct_ops | fentry | fexit | freplace | sk_lookup }\n"
" ATTACH_TYPE := { msg_verdict | stream_verdict | stream_parser |\n"
" flow_dissector }\n"
" METRIC := { cycles | instructions | l1d_loads | llc_misses }\n"