#!/bin/sh #$Id$ # # Script created by: Stephen R. van den Berg <srb@cuci.nl>, 1999/04/18 # Donated to the public domain. # # This script transforms the output of "ip" into more readable text. # "ip" is the Linux-advanced-routing configuration tool part of the # iproute package. # test "X-h" = "X$1" && echo "Usage: $0 [tablenr [raw ip args...]]" && exit 64 test -z "$*" && set 0 ip route list table "$@" | while read network rest do set xx $rest shift proto="" via="" dev="" scope="" src="" table="" case $network in broadcast|local|unreachable) via=$network network=$1 shift ;; esac while test $# != 0 do case "$1" in proto|via|dev|scope|src|table) key=$1 val=$2 eval "$key='$val'" shift 2 ;; dead|onlink|pervasive|offload|notify|linkdown|unresolved) shift ;; *) # avoid infinite loop on unknown keyword without value at line end shift shift ;; esac done echo "$network $via $src $proto $scope $dev $table" done | awk -F ' ' ' BEGIN { format="%15s%-3s %15s %15s %8s %8s%7s %s\n"; printf(format,"target","","gateway","source","proto","scope","dev","tbl"); } { network=$1; mask=""; if(match(network,"/")) { mask=" "substr(network,RSTART+1); network=substr(network,0,RSTART); } via=$2; src=$3; proto=$4; scope=$5; dev=$6; table=$7; printf(format,network,mask,via,src,proto,scope,dev,table); } '

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