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-rw-r--r--tools/bpf/bpftool/Documentation/bpftool-cgroup.rst4
-rw-r--r--tools/bpf/bpftool/bash-completion/bpftool64
2 files changed, 62 insertions, 6 deletions
diff --git a/tools/bpf/bpftool/Documentation/bpftool-cgroup.rst b/tools/bpf/bpftool/Documentation/bpftool-cgroup.rst
index 2fe2a1bdbe3e..0e4e923235b6 100644
--- a/tools/bpf/bpftool/Documentation/bpftool-cgroup.rst
+++ b/tools/bpf/bpftool/Documentation/bpftool-cgroup.rst
@@ -26,8 +26,8 @@ MAP COMMANDS
| **bpftool** **cgroup help**
|
| *PROG* := { **id** *PROG_ID* | **pinned** *FILE* | **tag** *PROG_TAG* }
-| *ATTACH_TYPE* := { *ingress* | *egress* | *sock_create* | *sock_ops* | *device* }
-| *ATTACH_FLAGS* := { *multi* | *override* }
+| *ATTACH_TYPE* := { **ingress** | **egress** | **sock_create** | **sock_ops** | **device** }
+| *ATTACH_FLAGS* := { **multi** | **override** }
DESCRIPTION
===========
diff --git a/tools/bpf/bpftool/bash-completion/bpftool b/tools/bpf/bpftool/bash-completion/bpftool
index 17d246418348..08719c54a614 100644
--- a/tools/bpf/bpftool/bash-completion/bpftool
+++ b/tools/bpf/bpftool/bash-completion/bpftool
@@ -52,16 +52,24 @@ _bpftool_once_attr()
done
}
-# Takes a list of words in argument; adds them all to COMPREPLY if none of them
-# is already present on the command line. Returns no value.
-_bpftool_one_of_list()
+# Takes a list of words as argument; if any of those words is present on the
+# command line, return 0. Otherwise, return 1.
+_bpftool_search_list()
{
local w idx
for w in $*; do
for (( idx=3; idx < ${#words[@]}-1; idx++ )); do
- [[ $w == ${words[idx]} ]] && return 1
+ [[ $w == ${words[idx]} ]] && return 0
done
done
+ return 1
+}
+
+# Takes a list of words in argument; adds them all to COMPREPLY if none of them
+# is already present on the command line. Returns no value.
+_bpftool_one_of_list()
+{
+ _bpftool_search_list $* && return 1
COMPREPLY+=( $( compgen -W "$*" -- "$cur" ) )
}
@@ -351,6 +359,54 @@ _bpftool()
;;
esac
;;
+ cgroup)
+ case $command in
+ show|list)
+ _filedir
+ return 0
+ ;;
+ attach|detach)
+ local ATTACH_TYPES='ingress egress sock_create sock_ops \
+ device'
+ local ATTACH_FLAGS='multi override'
+ local PROG_TYPE='id pinned tag'
+ case $prev in
+ $command)
+ _filedir
+ return 0
+ ;;
+ ingress|egress|sock_create|sock_ops|device)
+ COMPREPLY=( $( compgen -W "$PROG_TYPE" -- \
+ "$cur" ) )
+ return 0
+ ;;
+ id)
+ _bpftool_get_prog_ids
+ return 0
+ ;;
+ *)
+ if ! _bpftool_search_list "$ATTACH_TYPES"; then
+ COMPREPLY=( $( compgen -W "$ATTACH_TYPES" -- \
+ "$cur" ) )
+ elif [[ "$command" == "attach" ]]; then
+ # We have an attach type on the command line,
+ # but it is not the previous word, or
+ # "id|pinned|tag" (we already checked for
+ # that). This should only leave the case when
+ # we need attach flags for "attach" commamnd.
+ _bpftool_one_of_list "$ATTACH_FLAGS"
+ fi
+ return 0
+ ;;
+ esac
+ ;;
+ *)
+ [[ $prev == $object ]] && \
+ COMPREPLY=( $( compgen -W 'help attach detach \
+ show list' -- "$cur" ) )
+ ;;
+ esac
+ ;;
esac
} &&
complete -F _bpftool bpftool