netdev - Re: [PATCH v3 bpf-next 3/3] bpftool: bash completion for "bpftool prog profile"

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Date:   Wed, 4 Mar 2020 10:59:50 +0000
From:   Quentin Monnet <quentin@...valent.com>
To:     Song Liu <songliubraving@...com>, netdev@...r.kernel.org,
        bpf@...r.kernel.org
Cc:     kernel-team@...com, ast@...nel.org, daniel@...earbox.net,
        arnaldo.melo@...il.com, jolsa@...nel.org
Subject: Re: [PATCH v3 bpf-next 3/3] bpftool: bash completion for "bpftool
 prog profile"

2020-03-03 11:55 UTC-0800 ~ Song Liu <songliubraving@...com>
> Add bash completion for "bpftool prog profile" command.
> 
> Signed-off-by: Song Liu <songliubraving@...com>
> ---
>  tools/bpf/bpftool/bash-completion/bpftool | 45 ++++++++++++++++++++++-
>  1 file changed, 44 insertions(+), 1 deletion(-)
> 
> diff --git a/tools/bpf/bpftool/bash-completion/bpftool b/tools/bpf/bpftool/bash-completion/bpftool
> index f2838a658339..e54f36c0c973 100644
> --- a/tools/bpf/bpftool/bash-completion/bpftool
> +++ b/tools/bpf/bpftool/bash-completion/bpftool
> @@ -337,6 +337,7 @@ _bpftool()
>  
>              local PROG_TYPE='id pinned tag name'
>              local MAP_TYPE='id pinned name'
> +            local METRIC_TYPE='cycles instructions l1d_loads llc_misses'
>              case $command in
>                  show|list)
>                      [[ $prev != "$command" ]] && return 0
> @@ -498,6 +499,48 @@ _bpftool()
>                  tracelog)
>                      return 0
>                      ;;
> +                profile)
> +                    case $cword in
> +                        3)
> +                            COMPREPLY=( $( compgen -W "$PROG_TYPE" -- "$cur" ) )
> +                            return 0
> +                            ;;
> +                        4)
> +			    case $prev in
> +                                id)
> +                                    _bpftool_get_prog_ids
> +                                    ;;
> +                                name)
> +                                    _bpftool_get_map_names

s/map/prog/

> +                                    ;;
> +                                pinned)
> +                                    _filedir
> +                                    ;;
> +			    esac
> +			    return 0
> +			    ;;
> +			5)
> +			    COMPREPLY=( $( compgen -W "$METRIC_TYPE duration" -- "$cur" ) )
> +			    return 0
> +			    ;;
> +                        6)
> +			    case $prev in
> +                                duration)
> +				    return 0
> +                                    ;;
> +                                *)
> +				    COMPREPLY=( $( compgen -W "$METRIC_TYPE" -- "$cur" ) )
> +				    return 0
> +                                    ;;
> +			    esac
> +			    return 0
> +			    ;;
> +                        *)
> +			    COMPREPLY=( $( compgen -W "$METRIC_TYPE" -- "$cur" ) )
> +			    return 0
> +			    ;;
> +		    esac
> +                    ;;

You have a mix of tabs and spaces for indent on this chunk, could you
please fix it?

Other than this and the map|prog thing above, completion looks good to
me, thanks a lot!

>                  run)
>                      if [[ ${#words[@]} -lt 5 ]]; then
>                          _filedir
> @@ -525,7 +568,7 @@ _bpftool()
>                  *)
>                      [[ $prev == $object ]] && \
>                          COMPREPLY=( $( compgen -W 'dump help pin attach detach \
> -                            load loadall show list tracelog run' -- "$cur" ) )
> +                            load loadall show list tracelog run profile' -- "$cur" ) )
>                      ;;
>              esac
>              ;;
>