ansible-openwrt-crxn/roles/install-babeld-cli/files/babeld-cli.sh

#!/bin/sh

print_help () {
    printf "babeld-cli [interfaces|neighbors|routes|xroutes|version]\n"
}

get_babeld_dump () {
    printf "dump\nquit\n" | nc ::1 33123
}

if [ ! "$1" ]
then
    print_help
elif [ "$1" = "interfaces" ]
then
    dump=$(get_babeld_dump)

    printf "Interface\tState\tNext hop\n"
    printf '%s' "$dump" | grep "^add interface" | awk '{ split($0,a," "); print a[3], "\t", a[5], "\t", a[7] }'
elif [ "$1" = "neighbors" ]
then
    dump=$(get_babeld_dump)

    printf "Neighbor ID\tIP address\tInterface\tReach\tRX cost\tTX cost\tRTT\tRTT cost\tCost\n"
    printf '%s' "$dump" | grep "^add neighbour" | awk '{ split($0,a," "); print a[3], "\t", a[5], "\t", a[7], "\t", a[9], "\t", a[13], "\t", a[15], "\t", a[17], "\t", a[19], "\t", a[21] }' 
elif [ "$1" = "routes" ]
then
    dump=$(get_babeld_dump)

    printf "Route ID\tPrefix\t\t\tInstalled\tID\t\t\tMetric\tRefmetric\tNext hop\tInterface\n"
    printf '%s' "$dump" | grep "^add route" | awk '{ split($0,a," "); print a[3], "\t", a[5], "\t", a[9], "\t", a[11], "\t", a[13], "\t", a[15], "\t", a[17], "\t", a[19] }'
elif [ "$1" = "xroutes" ]
then
    dump=$(get_babeld_dump)

    printf "Prefix\t\t\tMetric\n"
    printf '%s' "$dump" | grep "^add xroute" | awk '{ split($0,a," "); print a[5], "\t", a[9] }'
elif [ "$1" = "version" ]
then
    dump=$(get_babeld_dump)

    version=$(printf '%s' "$dump" | grep "^version" | awk '{ split($0,a," "); print a[2] }')
    host=$(printf '%s' "$dump" | grep "^host" | awk '{ split($0,a," "); print a[2] }')
    id=$(printf '%s' "$dump" | grep "^my-id" | awk '{ split($0,a," "); print a[2] }')

    printf 'Version: %s\n' "$version"
    printf 'Host: %s\n' "$host"
    printf 'Router ID: %s\n' "$id"
else
    print_help
fi