801 lines
		
	
	
		
			26 KiB
		
	
	
	
		
			Bash
		
	
	
	
			
		
		
	
	
			801 lines
		
	
	
		
			26 KiB
		
	
	
	
		
			Bash
		
	
	
	
# tc(8) completion                                         -*- shell-script -*-
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# Copyright 2016 6WIND S.A.
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# Copyright 2016 Quentin Monnet <quentin.monnet@6wind.com>
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QDISC_KIND=' choke codel bfifo pfifo pfifo_head_drop fq fq_codel gred hhf \
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            mqprio multiq netem pfifo_fast pie red rr sfb sfq tbf atm cbq drr \
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            dsmark hfsc htb prio qfq '
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FILTER_KIND=' basic bpf cgroup flow flower fw route rsvp tcindex u32 matchall '
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ACTION_KIND=' gact mirred bpf sample '
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# Takes a list of words in argument; each one of them is added to COMPREPLY if
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# it is not already present on the command line. Returns no value.
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_tc_once_attr()
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{
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    local w subcword found
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    for w in $*; do
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        found=0
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        for (( subcword=3; subcword < ${#words[@]}-1; subcword++ )); do
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            if [[ $w == ${words[subcword]} ]]; then
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                found=1
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                break
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            fi
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        done
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        [[ $found -eq 0 ]] && \
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            COMPREPLY+=( $( compgen -W "$w" -- "$cur" ) )
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    done
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}
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# Takes a list of words in argument; each one of them is added to COMPREPLY if
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# it is not already present on the command line from the provided index. Returns
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# no value.
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_tc_once_attr_from()
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{
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    local w subcword found from=$1
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    shift
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    for w in $*; do
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        found=0
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        for (( subcword=$from; subcword < ${#words[@]}-1; subcword++ )); do
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            if [[ $w == ${words[subcword]} ]]; then
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                found=1
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                break
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            fi
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        done
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        [[ $found -eq 0 ]] && \
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            COMPREPLY+=( $( compgen -W "$w" -- "$cur" ) )
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    done
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}
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# Takes a list of words in argument; adds them all to COMPREPLY if none of them
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# is already present on the command line. Returns no value.
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_tc_one_of_list()
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{
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    local w subcword
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    for w in $*; do
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        for (( subcword=3; subcword < ${#words[@]}-1; subcword++ )); do
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            [[ $w == ${words[subcword]} ]] && return 1
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        done
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    done
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    COMPREPLY+=( $( compgen -W "$*" -- "$cur" ) )
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}
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# Takes a list of words in argument; adds them all to COMPREPLY if none of them
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# is already present on the command line from the provided index. Returns no
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# value.
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_tc_one_of_list_from()
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{
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    local w subcword from=$1
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    shift
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    for w in $*; do
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        for (( subcword=$from; subcword < ${#words[@]}-1; subcword++ )); do
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            [[ $w == ${words[subcword]} ]] && return 1
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        done
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    done
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    COMPREPLY+=( $( compgen -W "$*" -- "$cur" ) )
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}
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# Returns "$cur ${cur}arg1 ${cur}arg2 ..."
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_tc_expand_units()
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{
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    [[ $cur =~ ^[0-9]+ ]] || return 1
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    local value=${cur%%[^0-9]*}
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    [[ $cur == $value ]] && echo $cur
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    echo ${@/#/$value}
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}
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# Complete based on given word, usually $prev (or possibly the word before),
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# for when an argument or an option name has but a few possible arguments (so
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# tc does not take particular commands into account here).
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# Returns 0 is completion should stop after running this function, 1 otherwise.
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_tc_direct_complete()
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{
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    case $1 in
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        # Command options
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        dev)
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            _available_interfaces
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            return 0
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            ;;
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        classid)
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            return 0
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            ;;
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        estimator)
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            local list=$( _tc_expand_units 'secs' 'msecs' 'usecs' )
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            COMPREPLY+=( $( compgen -W "$list" -- "$cur" ) )
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            return 0
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            ;;
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        handle)
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            return 0
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            ;;
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        parent|flowid)
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            local i iface ids cmd
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            for (( i=3; i < ${#words[@]}-2; i++ )); do
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                [[ ${words[i]} == dev ]] && iface=${words[i+1]}
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                break
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            done
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            for cmd in qdisc class; do
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                if [[ -n $iface ]]; then
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                    ids+=$( tc $cmd show dev $iface 2>/dev/null | \
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                        cut -d\  -f 3 )" "
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                else
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                    ids+=$( tc $cmd show 2>/dev/null | cut -d\  -f 3 )
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                fi
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            done
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            [[ $ids != " " ]] && \
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                COMPREPLY+=( $( compgen -W "$ids" -- "$cur" ) )
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            return 0
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            ;;
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        protocol) # list comes from lib/ll_proto.c
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            COMPREPLY+=( $( compgen -W ' 802.1Q 802.1ad 802_2 802_3 LLDP aarp \
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                all aoe arp atalk atmfate atmmpoa ax25 bpq can control cust \
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                ddcmp dec diag dna_dl dna_rc dna_rt econet ieeepup ieeepupat \
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                ip ipv4 ipv6 ipx irda lat localtalk loop mobitex ppp_disc \
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                ppp_mp ppp_ses ppptalk pup pupat rarp sca snap tipc tr_802_2 \
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                wan_ppp x25' -- "$cur" ) )
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            return 0
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            ;;
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        prio)
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            return 0
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            ;;
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        stab)
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            COMPREPLY+=( $( compgen -W 'mtu tsize mpu overhead
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                linklayer' -- "$cur" ) )
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            ;;
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        # Qdiscs and classes options
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        alpha|bands|beta|buckets|corrupt|debug|decrement|default|\
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        default_index|depth|direct_qlen|divisor|duplicate|ewma|flow_limit|\
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        flows|hh_limit|increment|indices|linklayer|non_hh_weight|num_tc|\
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        penalty_burst|penalty_rate|prio|priomap|probability|queues|r2q|\
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        reorder|vq|vqs)
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            return 0
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            ;;
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        setup)
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            COMPREPLY+=( $( compgen -W 'vqs' -- "$cur" ) )
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            return 0
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            ;;
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        hw)
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            COMPREPLY+=( $( compgen -W '1 0' -- "$cur" ) )
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            return 0
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            ;;
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        distribution)
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            COMPREPLY+=( $( compgen -W 'uniform normal pareto
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                paretonormal' -- "$cur" ) )
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            return 0
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            ;;
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        loss)
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            COMPREPLY+=( $( compgen -W 'random state gmodel' -- "$cur" ) )
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            return 0
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            ;;
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        # Qdiscs and classes options options
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        gap|gmodel|state)
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            return 0
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            ;;
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        # Filters options
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        map)
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            COMPREPLY+=( $( compgen -W 'key' -- "$cur" ) )
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            return 0
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            ;;
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        hash)
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            COMPREPLY+=( $( compgen -W 'keys' -- "$cur" ) )
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            return 0
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            ;;
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        indev)
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            _available_interfaces
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            return 0
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            ;;
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        eth_type)
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            COMPREPLY+=( $( compgen -W 'ipv4 ipv6' -- "$cur" ) )
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            return 0
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            ;;
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        ip_proto)
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            COMPREPLY+=( $( compgen -W 'tcp udp' -- "$cur" ) )
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            return 0
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            ;;
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        # Filters options options
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        key|keys)
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            [[ ${words[@]} =~ graft ]] && return 1
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            COMPREPLY+=( $( compgen -W 'src dst proto proto-src proto-dst iif \
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                priority mark nfct nfct-src nfct-dst nfct-proto-src \
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                nfct-proto-dst rt-classid sk-uid sk-gid vlan-tag rxhash' -- \
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                "$cur" ) )
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            return 0
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            ;;
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        # BPF options - used for filters, actions, and exec
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        export|bytecode|bytecode-file|object-file)
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            _filedir
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            return 0
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            ;;
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        object-pinned|graft) # Pinned object is probably under /sys/fs/bpf/
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            [[ -n "$cur" ]] && _filedir && return 0
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            COMPREPLY=( $( compgen -G "/sys/fs/bpf/*" -- "$cur" ) ) || _filedir
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            compopt -o nospace
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            return 0
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            ;;
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        section)
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            if (type objdump > /dev/null 2>&1) ; then
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                local fword objfile section_list
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                for (( fword=3; fword < ${#words[@]}-3; fword++ )); do
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                    if [[ ${words[fword]} == object-file ]]; then
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                        objfile=${words[fword+1]}
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                        break
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                    fi
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                done
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                section_list=$( objdump -h $objfile 2>/dev/null | \
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                    sed -n 's/^ *[0-9]\+ \([^ ]*\) *.*/\1/p' )
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                COMPREPLY+=( $( compgen -W "$section_list" -- "$cur" ) )
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            fi
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            return 0
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            ;;
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        import|run)
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            _filedir
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            return 0
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            ;;
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        type)
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            COMPREPLY+=( $( compgen -W 'cls act' -- "$cur" ) )
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            return 0
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            ;;
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        # Actions options
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        random)
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            _tc_one_of_list 'netrand determ'
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            return 0
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            ;;
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        # Units for option arguments
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        bandwidth|maxrate|peakrate|rate)
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            local list=$( _tc_expand_units 'bit' \
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                'kbit' 'kibit' 'kbps' 'kibps' \
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                'mbit' 'mibit' 'mbps' 'mibps' \
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                'gbit' 'gibit' 'gbps' 'gibps' \
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                'tbit' 'tibit' 'tbps' 'tibps' )
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            COMPREPLY+=( $( compgen -W "$list" -- "$cur" ) )
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            ;;
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        admit_bytes|avpkt|burst|cell|initial_quantum|limit|max|min|mtu|mpu|\
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        overhead|quantum|redflowlist)
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            local list=$( _tc_expand_units \
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                'b' 'kbit' 'k' 'mbit' 'm' 'gbit' 'g' )
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            COMPREPLY+=( $( compgen -W "$list" -- "$cur" ) )
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            ;;
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        db|delay|evict_timeout|interval|latency|perturb|rehash|reset_timeout|\
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        target|tupdate)
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            local list=$( _tc_expand_units 'secs' 'msecs' 'usecs' )
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            COMPREPLY+=( $( compgen -W "$list" -- "$cur" ) )
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            ;;
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    esac
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    return 1
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}
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# Complete with options names for qdiscs. Each qdisc has its own set of options
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# and it seems we cannot really parse it from anywhere, so we add it manually
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# in this function.
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# Returns 0 is completion should stop after running this function, 1 otherwise.
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_tc_qdisc_options()
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{
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    case $1 in
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        choke)
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            _tc_once_attr 'limit bandwidth ecn min max burst'
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            return 0
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            ;;
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        codel)
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            _tc_once_attr 'limit target interval'
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            _tc_one_of_list 'ecn noecn'
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            return 0
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            ;;
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        bfifo|pfifo|pfifo_head_drop)
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            _tc_once_attr 'limit'
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            return 0
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            ;;
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        fq)
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            _tc_once_attr 'limit flow_limit quantum initial_quantum maxrate \
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                buckets'
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            _tc_one_of_list 'pacing nopacing'
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            return 0
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            ;;
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        fq_codel)
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            _tc_once_attr 'limit flows target interval quantum'
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            _tc_one_of_list 'ecn noecn'
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            return 0
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            ;;
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        gred)
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            _tc_once_attr 'setup vqs default grio vq prio limit min max avpkt \
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                burst probability bandwidth'
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            return 0
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            ;;
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        hhf)
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            _tc_once_attr 'limit quantum hh_limit reset_timeout admit_bytes \
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                evict_timeout non_hh_weight'
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            return 0
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            ;;
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        mqprio)
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            _tc_once_attr 'num_tc map queues hw'
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            return 0
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            ;;
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        netem)
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            _tc_once_attr 'delay distribution corrupt duplicate loss ecn \
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                reorder rate'
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            return 0
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            ;;
 | 
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        pie)
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            _tc_once_attr 'limit target tupdate alpha beta'
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            _tc_one_of_list 'bytemode nobytemode'
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            _tc_one_of_list 'ecn noecn'
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            return 0
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            ;;
 | 
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        red)
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            _tc_once_attr 'limit min max avpkt burst adaptive probability \
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                bandwidth ecn harddrop'
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            return 0
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            ;;
 | 
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        rr|prio)
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            _tc_once_attr 'bands priomap multiqueue'
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            return 0
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            ;;
 | 
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        sfb)
 | 
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            _tc_once_attr 'rehash db limit max target increment decrement \
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                penalty_rate penalty_burst'
 | 
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            return 0
 | 
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            ;;
 | 
						|
        sfq)
 | 
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            _tc_once_attr 'limit perturb quantum divisor flows depth headdrop \
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                redflowlimit min max avpkt burst probability ecn harddrop'
 | 
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            return 0
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            ;;
 | 
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        tbf)
 | 
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            _tc_once_attr 'limit burst rate mtu peakrate latency overhead \
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                linklayer'
 | 
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            return 0
 | 
						|
            ;;
 | 
						|
        cbq)
 | 
						|
            _tc_once_attr 'bandwidth avpkt mpu cell ewma'
 | 
						|
            return 0
 | 
						|
            ;;
 | 
						|
        dsmark)
 | 
						|
            _tc_once_attr 'indices default_index set_tc_index'
 | 
						|
            return 0
 | 
						|
            ;;
 | 
						|
        hfsc)
 | 
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            _tc_once_attr 'default'
 | 
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            return 0
 | 
						|
            ;;
 | 
						|
        htb)
 | 
						|
            _tc_once_attr 'default r2q direct_qlen debug'
 | 
						|
            return 0
 | 
						|
            ;;
 | 
						|
        multiq|pfifo_fast|atm|drr|qfq)
 | 
						|
            return 0
 | 
						|
            ;;
 | 
						|
    esac
 | 
						|
    return 1
 | 
						|
}
 | 
						|
 | 
						|
# Complete with options names for BPF filters or actions.
 | 
						|
# Returns 0 is completion should stop after running this function, 1 otherwise.
 | 
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_tc_bpf_options()
 | 
						|
{
 | 
						|
    [[ ${words[${#words[@]}-3]} == object-file ]] && \
 | 
						|
        _tc_once_attr 'section export'
 | 
						|
    [[ ${words[${#words[@]}-5]} == object-file ]] && \
 | 
						|
        [[ ${words[${#words[@]}-3]} =~ (section|export) ]] && \
 | 
						|
        _tc_once_attr 'section export'
 | 
						|
    _tc_one_of_list 'bytecode bytecode-file object-file object-pinned'
 | 
						|
    _tc_once_attr 'verbose index direct-action action classid'
 | 
						|
    return 0
 | 
						|
}
 | 
						|
 | 
						|
# Complete with options names for filter actions.
 | 
						|
# This function is recursive, thus allowing multiple actions statement to be
 | 
						|
# parsed.
 | 
						|
# Returns 0 is completion should stop after running this function, 1 otherwise.
 | 
						|
_tc_filter_action_options()
 | 
						|
{
 | 
						|
    for ((acwd=$1; acwd < ${#words[@]}-1; acwd++));
 | 
						|
    do
 | 
						|
        if [[ action == ${words[acwd]} ]]; then
 | 
						|
            _tc_filter_action_options $((acwd+1)) && return 0
 | 
						|
        fi
 | 
						|
    done
 | 
						|
 | 
						|
    local action acwd
 | 
						|
    for ((acwd=$1; acwd < ${#words[@]}-1; acwd++)); do
 | 
						|
        if [[ $ACTION_KIND =~ ' '${words[acwd]}' ' ]]; then
 | 
						|
            _tc_one_of_list_from $acwd action
 | 
						|
            _tc_action_options $acwd && return 0
 | 
						|
        fi
 | 
						|
    done
 | 
						|
    _tc_one_of_list_from $acwd $ACTION_KIND
 | 
						|
    return 0
 | 
						|
}
 | 
						|
 | 
						|
# Complete with options names for filters.
 | 
						|
# Returns 0 is completion should stop after running this function, 1 otherwise.
 | 
						|
_tc_filter_options()
 | 
						|
{
 | 
						|
 | 
						|
    for ((acwd=$1; acwd < ${#words[@]}-1; acwd++));
 | 
						|
    do
 | 
						|
        if [[ action == ${words[acwd]} ]]; then
 | 
						|
            _tc_filter_action_options $((acwd+1)) && return 0
 | 
						|
        fi
 | 
						|
    done
 | 
						|
 | 
						|
    filter=${words[$1]}
 | 
						|
    case $filter in
 | 
						|
        basic)
 | 
						|
            _tc_once_attr 'match action classid'
 | 
						|
            return 0
 | 
						|
            ;;
 | 
						|
        bpf)
 | 
						|
            _tc_bpf_options
 | 
						|
            return 0
 | 
						|
            ;;
 | 
						|
        cgroup)
 | 
						|
            _tc_once_attr 'match action'
 | 
						|
            return 0
 | 
						|
            ;;
 | 
						|
        flow)
 | 
						|
            local i
 | 
						|
            for (( i=5; i < ${#words[@]}-1; i++ )); do
 | 
						|
                if [[ ${words[i]} =~ ^keys?$ ]]; then
 | 
						|
                    _tc_direct_complete 'key'
 | 
						|
                    COMPREPLY+=( $( compgen -W 'or and xor rshift addend' -- \
 | 
						|
                        "$cur" ) )
 | 
						|
                    break
 | 
						|
                fi
 | 
						|
            done
 | 
						|
            _tc_once_attr 'map hash divisor baseclass match action'
 | 
						|
            return 0
 | 
						|
            ;;
 | 
						|
        matchall)
 | 
						|
            _tc_once_attr 'action skip_sw skip_hw'
 | 
						|
            return 0
 | 
						|
            ;;
 | 
						|
        flower)
 | 
						|
            _tc_once_attr 'action classid indev dst_mac src_mac eth_type \
 | 
						|
                ip_proto dst_ip src_ip dst_port src_port'
 | 
						|
            return 0
 | 
						|
            ;;
 | 
						|
        fw)
 | 
						|
            _tc_once_attr 'action classid'
 | 
						|
            return 0
 | 
						|
            ;;
 | 
						|
        route)
 | 
						|
            _tc_one_of_list 'from fromif'
 | 
						|
            _tc_once_attr 'to classid action'
 | 
						|
            return 0
 | 
						|
            ;;
 | 
						|
        rsvp)
 | 
						|
            _tc_once_attr 'ipproto session sender classid action tunnelid \
 | 
						|
                tunnel flowlabel spi/ah spi/esp u8 u16 u32'
 | 
						|
            [[ ${words[${#words[@]}-3]} == tunnel ]] && \
 | 
						|
                    COMPREPLY+=( $( compgen -W 'skip' -- "$cur" ) )
 | 
						|
            [[ ${words[${#words[@]}-3]} =~ u(8|16|32) ]] && \
 | 
						|
                    COMPREPLY+=( $( compgen -W 'mask' -- "$cur" ) )
 | 
						|
            [[ ${words[${#words[@]}-3]} == mask ]] && \
 | 
						|
                    COMPREPLY+=( $( compgen -W 'at' -- "$cur" ) )
 | 
						|
            return 0
 | 
						|
            ;;
 | 
						|
        tcindex)
 | 
						|
            _tc_once_attr 'hash mask shift classid action'
 | 
						|
            _tc_one_of_list 'pass_on fall_through'
 | 
						|
            return 0
 | 
						|
            ;;
 | 
						|
        u32)
 | 
						|
            _tc_once_attr 'match link classid action offset ht hashkey sample'
 | 
						|
            COMPREPLY+=( $( compgen -W 'ip ip6 udp tcp icmp u8 u16 u32 mark \
 | 
						|
                divisor' -- "$cur" ) )
 | 
						|
            return 0
 | 
						|
            ;;
 | 
						|
    esac
 | 
						|
    return 1
 | 
						|
}
 | 
						|
 | 
						|
# Complete with options names for actions.
 | 
						|
# Returns 0 is completion should stop after running this function, 1 otherwise.
 | 
						|
_tc_action_options()
 | 
						|
{
 | 
						|
    local from=$1
 | 
						|
    local action=${words[from]}
 | 
						|
    case $action in
 | 
						|
        bpf)
 | 
						|
            _tc_bpf_options
 | 
						|
            return 0
 | 
						|
            ;;
 | 
						|
        mirred)
 | 
						|
            _tc_one_of_list_from $from 'ingress egress'
 | 
						|
            _tc_one_of_list_from $from 'mirror redirect'
 | 
						|
            _tc_once_attr_from $from 'index dev'
 | 
						|
            return 0
 | 
						|
            ;;
 | 
						|
        sample)
 | 
						|
            _tc_once_attr_from $from 'rate'
 | 
						|
            _tc_once_attr_from $from 'trunc'
 | 
						|
            _tc_once_attr_from $from 'group'
 | 
						|
            return 0
 | 
						|
            ;;
 | 
						|
        gact)
 | 
						|
            _tc_one_of_list_from $from 'reclassify drop continue pass'
 | 
						|
            _tc_once_attr_from $from 'random'
 | 
						|
            return 0
 | 
						|
            ;;
 | 
						|
    esac
 | 
						|
    return 1
 | 
						|
}
 | 
						|
 | 
						|
# Complete with options names for exec.
 | 
						|
# Returns 0 is completion should stop after running this function, 1 otherwise.
 | 
						|
_tc_exec_options()
 | 
						|
{
 | 
						|
    case $1 in
 | 
						|
        import)
 | 
						|
            [[ ${words[${#words[@]}-3]} == import ]] && \
 | 
						|
                _tc_once_attr 'run'
 | 
						|
            return 0
 | 
						|
            ;;
 | 
						|
        graft)
 | 
						|
            COMPREPLY+=( $( compgen -W 'key type' -- "$cur" ) )
 | 
						|
            [[ ${words[${#words[@]}-3]} == object-file ]] && \
 | 
						|
                _tc_once_attr 'type'
 | 
						|
            _tc_bpf_options
 | 
						|
            return 0
 | 
						|
            ;;
 | 
						|
    esac
 | 
						|
    return 1
 | 
						|
}
 | 
						|
 | 
						|
# Main completion function
 | 
						|
# Logic is as follows:
 | 
						|
#   1. Check if previous word is a global option; if so, propose arguments.
 | 
						|
#   2. Check if current word is a global option; if so, propose completion.
 | 
						|
#   3. Check for the presence of a main command (qdisc|class|filter|...). If
 | 
						|
#      there is one, first call _tc_direct_complete to see if previous word is
 | 
						|
#      waiting for a particular completion. If so, propose completion and exit.
 | 
						|
#   4. Extract main command and -- if available -- its subcommand
 | 
						|
#      (add|delete|show|...).
 | 
						|
#   5. Propose completion based on main and sub- command in use. Additional
 | 
						|
#      functions may be called for qdiscs, classes or filter options.
 | 
						|
_tc()
 | 
						|
{
 | 
						|
    local cur prev words cword
 | 
						|
    _init_completion || return
 | 
						|
 | 
						|
    case $prev in
 | 
						|
        -V|-Version)
 | 
						|
            return 0
 | 
						|
            ;;
 | 
						|
        -b|-batch|-cf|-conf)
 | 
						|
            _filedir
 | 
						|
            return 0
 | 
						|
            ;;
 | 
						|
        -force)
 | 
						|
            COMPREPLY=( $( compgen -W '-batch' -- "$cur" ) )
 | 
						|
            return 0
 | 
						|
            ;;
 | 
						|
        -nm|name)
 | 
						|
            [[ -r /etc/iproute2/tc_cls ]] || \
 | 
						|
                COMPREPLY=( $( compgen -W '-conf' -- "$cur" ) )
 | 
						|
            return 0
 | 
						|
            ;;
 | 
						|
        -n|-net|-netns)
 | 
						|
            local nslist=$( ip netns list 2>/dev/null )
 | 
						|
            COMPREPLY+=( $( compgen -W "$nslist" -- "$cur" ) )
 | 
						|
            return 0
 | 
						|
            ;;
 | 
						|
        -tshort)
 | 
						|
            _tc_once_attr '-statistics'
 | 
						|
            COMPREPLY+=( $( compgen -W 'monitor' -- "$cur" ) )
 | 
						|
            return 0
 | 
						|
            ;;
 | 
						|
        -timestamp)
 | 
						|
            _tc_once_attr '-statistics -tshort'
 | 
						|
            COMPREPLY+=( $( compgen -W 'monitor' -- "$cur" ) )
 | 
						|
            return 0
 | 
						|
            ;;
 | 
						|
    esac
 | 
						|
 | 
						|
    # Search for main commands
 | 
						|
    local subcword cmd subcmd
 | 
						|
    for (( subcword=1; subcword < ${#words[@]}-1; subcword++ )); do
 | 
						|
        [[ ${words[subcword]} == -b?(atch) ]] && return 0
 | 
						|
        [[ -n $cmd ]] && subcmd=${words[subcword]} && break
 | 
						|
        [[ ${words[subcword]} != -* && \
 | 
						|
            ${words[subcword-1]} != -@(n?(et?(ns))|c?(on)f) ]] && \
 | 
						|
            cmd=${words[subcword]}
 | 
						|
    done
 | 
						|
 | 
						|
    if [[ -z $cmd ]]; then
 | 
						|
        case $cur in
 | 
						|
            -*)
 | 
						|
                local c='-Version -statistics -details -raw -pretty \
 | 
						|
                    -iec -graphe -batch -name -netns -timestamp'
 | 
						|
                [[ $cword -eq 1 ]] && c+=' -force'
 | 
						|
                COMPREPLY=( $( compgen -W "$c" -- "$cur" ) )
 | 
						|
                return 0
 | 
						|
                ;;
 | 
						|
            *)
 | 
						|
                COMPREPLY=( $( compgen -W "help $( tc help 2>&1 | \
 | 
						|
                    command sed \
 | 
						|
                    -e '/OBJECT := /!d' \
 | 
						|
                    -e 's/.*{//' \
 | 
						|
                    -e 's/}.*//' \
 | 
						|
                    -e \ 's/|//g' )" -- "$cur" ) )
 | 
						|
                return 0
 | 
						|
                ;;
 | 
						|
        esac
 | 
						|
    fi
 | 
						|
 | 
						|
    [[ $subcmd == help ]] && return 0
 | 
						|
 | 
						|
    # For this set of commands we may create COMPREPLY just by analysing the
 | 
						|
    # previous word, if it expects for a specific list of options or values.
 | 
						|
    if [[ $cmd =~ (qdisc|class|filter|action|exec) ]]; then
 | 
						|
        _tc_direct_complete $prev && return 0
 | 
						|
        if [[ ${words[${#words[@]}-3]} == estimator ]]; then
 | 
						|
            local list=$( _tc_expand_units 'secs' 'msecs' 'usecs' )
 | 
						|
            COMPREPLY+=( $( compgen -W "$list" -- "$cur" ) ) && return 0
 | 
						|
        fi
 | 
						|
    fi
 | 
						|
 | 
						|
    # Completion depends on main command and subcommand in use.
 | 
						|
    case $cmd in
 | 
						|
        qdisc)
 | 
						|
            case $subcmd in
 | 
						|
                add|change|replace|link|del|delete)
 | 
						|
                    if [[ $(($cword-$subcword)) -eq 1 ]]; then
 | 
						|
                        COMPREPLY=( $( compgen -W 'dev' -- "$cur" ) )
 | 
						|
                        return 0
 | 
						|
                    fi
 | 
						|
                    local qdisc qdwd
 | 
						|
                    for ((qdwd=$subcword; qdwd < ${#words[@]}-1; qdwd++)); do
 | 
						|
                        if [[ $QDISC_KIND =~ ' '${words[qdwd]}' ' ]]; then
 | 
						|
                            qdisc=${words[qdwd]}
 | 
						|
                            _tc_qdisc_options $qdisc && return 0
 | 
						|
                        fi
 | 
						|
                    done
 | 
						|
                    _tc_one_of_list $QDISC_KIND
 | 
						|
                    _tc_one_of_list 'root ingress parent clsact'
 | 
						|
                    _tc_once_attr 'handle estimator stab'
 | 
						|
                    ;;
 | 
						|
                show)
 | 
						|
                    _tc_once_attr 'dev'
 | 
						|
                    _tc_one_of_list 'ingress clsact'
 | 
						|
                    _tc_once_attr '-statistics -details -raw -pretty -iec \
 | 
						|
                        -graph -name'
 | 
						|
                    ;;
 | 
						|
                help)
 | 
						|
                    return 0
 | 
						|
                    ;;
 | 
						|
                *)
 | 
						|
                    [[ $cword -eq $subcword ]] && \
 | 
						|
                        COMPREPLY=( $( compgen -W 'help add delete change \
 | 
						|
                            replace link show' -- "$cur" ) )
 | 
						|
                    ;;
 | 
						|
            esac
 | 
						|
            ;;
 | 
						|
 | 
						|
        class)
 | 
						|
            case $subcmd in
 | 
						|
                add|change|replace|del|delete)
 | 
						|
                    if [[ $(($cword-$subcword)) -eq 1 ]]; then
 | 
						|
                        COMPREPLY=( $( compgen -W 'dev' -- "$cur" ) )
 | 
						|
                        return 0
 | 
						|
                    fi
 | 
						|
                    local qdisc qdwd
 | 
						|
                    for ((qdwd=$subcword; qdwd < ${#words[@]}-1; qdwd++)); do
 | 
						|
                        if [[ $QDISC_KIND =~ ' '${words[qdwd]}' ' ]]; then
 | 
						|
                            qdisc=${words[qdwd]}
 | 
						|
                            _tc_qdisc_options $qdisc && return 0
 | 
						|
                        fi
 | 
						|
                    done
 | 
						|
                    _tc_one_of_list $QDISC_KIND
 | 
						|
                    _tc_one_of_list 'root parent'
 | 
						|
                    _tc_once_attr 'classid'
 | 
						|
                    ;;
 | 
						|
                show)
 | 
						|
                    _tc_once_attr 'dev'
 | 
						|
                    _tc_one_of_list 'root parent'
 | 
						|
                    _tc_once_attr '-statistics -details -raw -pretty -iec \
 | 
						|
                        -graph -name'
 | 
						|
                    ;;
 | 
						|
                help)
 | 
						|
                    return 0
 | 
						|
                    ;;
 | 
						|
                *)
 | 
						|
                    [[ $cword -eq $subcword ]] && \
 | 
						|
                        COMPREPLY=( $( compgen -W 'help add delete change \
 | 
						|
                            replace show' -- "$cur" ) )
 | 
						|
                    ;;
 | 
						|
            esac
 | 
						|
            ;;
 | 
						|
 | 
						|
        filter)
 | 
						|
            case $subcmd in
 | 
						|
                add|change|replace|del|delete)
 | 
						|
                    if [[ $(($cword-$subcword)) -eq 1 ]]; then
 | 
						|
                        COMPREPLY=( $( compgen -W 'dev' -- "$cur" ) )
 | 
						|
                        return 0
 | 
						|
                    fi
 | 
						|
                    local filter fltwd
 | 
						|
                    for ((fltwd=$subcword; fltwd < ${#words[@]}-1; fltwd++));
 | 
						|
                    do
 | 
						|
                        if [[ $FILTER_KIND =~ ' '${words[fltwd]}' ' ]]; then
 | 
						|
                            _tc_filter_options $fltwd && return 0
 | 
						|
                        fi
 | 
						|
                    done
 | 
						|
                    _tc_one_of_list $FILTER_KIND
 | 
						|
                    _tc_one_of_list 'root ingress egress parent'
 | 
						|
                    _tc_once_attr 'handle estimator pref protocol'
 | 
						|
                    ;;
 | 
						|
                show)
 | 
						|
                    _tc_once_attr 'dev'
 | 
						|
                    _tc_one_of_list 'root ingress egress parent'
 | 
						|
                    _tc_once_attr '-statistics -details -raw -pretty -iec \
 | 
						|
                        -graph -name'
 | 
						|
                    ;;
 | 
						|
                help)
 | 
						|
                    return 0
 | 
						|
                    ;;
 | 
						|
                *)
 | 
						|
                    [[ $cword -eq $subcword ]] && \
 | 
						|
                        COMPREPLY=( $( compgen -W 'help add delete change \
 | 
						|
                            replace show' -- "$cur" ) )
 | 
						|
                    ;;
 | 
						|
            esac
 | 
						|
            ;;
 | 
						|
 | 
						|
        action)
 | 
						|
            case $subcmd in
 | 
						|
                add|change|replace)
 | 
						|
                    local action acwd
 | 
						|
                    for ((acwd=$subcword; acwd < ${#words[@]}-1; acwd++)); do
 | 
						|
                        if [[ $ACTION_KIND =~ ' '${words[acwd]}' ' ]]; then
 | 
						|
                            _tc_action_options $acwd && return 0
 | 
						|
                        fi
 | 
						|
                    done
 | 
						|
                    _tc_one_of_list $ACTION_KIND
 | 
						|
                    ;;
 | 
						|
                get|del|delete)
 | 
						|
                    _tc_once_attr 'index'
 | 
						|
                    ;;
 | 
						|
                lst|list|flush|show)
 | 
						|
                    _tc_one_of_list $ACTION_KIND
 | 
						|
                    ;;
 | 
						|
                *)
 | 
						|
                    [[ $cword -eq $subcword ]] && \
 | 
						|
                        COMPREPLY=( $( compgen -W 'help add delete change \
 | 
						|
                            replace show list flush action' -- "$cur" ) )
 | 
						|
                    ;;
 | 
						|
            esac
 | 
						|
            ;;
 | 
						|
 | 
						|
        monitor)
 | 
						|
            COMPREPLY=( $( compgen -W 'help' -- "$cur" ) )
 | 
						|
            ;;
 | 
						|
 | 
						|
        exec)
 | 
						|
            case $subcmd in
 | 
						|
                bpf)
 | 
						|
                    local excmd exwd EXEC_KIND=' import debug graft '
 | 
						|
                    for ((exwd=$subcword; exwd < ${#words[@]}-1; exwd++)); do
 | 
						|
                        if [[ $EXEC_KIND =~ ' '${words[exwd]}' ' ]]; then
 | 
						|
                            excmd=${words[exwd]}
 | 
						|
                            _tc_exec_options $excmd && return 0
 | 
						|
                        fi
 | 
						|
                    done
 | 
						|
                    _tc_one_of_list $EXEC_KIND
 | 
						|
                    ;;
 | 
						|
                *)
 | 
						|
                    [[ $cword -eq $subcword ]] && \
 | 
						|
                        COMPREPLY=( $( compgen -W 'bpf' -- "$cur" ) )
 | 
						|
                    ;;
 | 
						|
            esac
 | 
						|
            ;;
 | 
						|
    esac
 | 
						|
} &&
 | 
						|
complete -F _tc tc
 | 
						|
 | 
						|
# ex: ts=4 sw=4 et filetype=sh
 |