Index: arpwatch/arp2ethers diff -u arpwatch/arp2ethers:1.1.1.1 arpwatch/arp2ethers:1.1.1.1.14.1 --- arpwatch/arp2ethers:1.1.1.1 Tue Apr 17 13:31:36 2001 +++ arpwatch/arp2ethers Tue Apr 17 13:56:38 2001 @@ -1,5 +1,5 @@ -#!/bin/csh -f -# @(#) $Id$ (LBL) +#!/bin/sh +# @(#) $Header$ (LBL) # # Convert arp.dat to ethers format # @@ -12,12 +12,74 @@ # - append "-old", "-old1", etc. as necessary # - sort # +# 1999-04-12 KELEMEN Peter +# Use sh(1) instead of csh(1). +# +# 2000-03-21 Erik Warmelink +# Use next instead of continue in included p.awk. sort +2rn arp.dat | \ awk 'NF == 4 { print }' | \ - awk -f p.awk | \ +# 1999-04-12 KELEMEN Peter +# awk -f p.awk | \ + awk ' +# Only print the first ethernet address seen + +{ + e = $1 + if (seen[e]) + next + seen[e] = 1 + print $0 +} + ' | \ egrep -v '\.[0-9][0-9]*$' | \ sed -e 's/ .* / /' | \ - awk -f d.awk | \ - awk -f e.awk | \ +# 1999-04-12 KELEMEN Peter +# awk -f d.awk | \ + awk ' +# DECnet hacking + +BEGIN { + n = 0 + sdecnet = "aa:0:4:" + ldecnet = length(sdecnet) +} + +{ + ++n + e[n] = $1 + h[n] = $2 + if (sdecnet == substr($1, 1, ldecnet)) + decnet[$2] = 1 +} + +END { + for (i = 1; i <= n; ++i) { + if (decnet[h[i]] && sdecnet != substr(e[i], 1, ldecnet)) + h[i] = h[i] "-ip" + print e[i] "\t" h[i] + } +} + ' | \ +# 1999-04-12 KELEMEN Peter +# awk -f e.awk | \ + awk ' +# Add -old suffix to ethers file, as required. Assumed sorted input + +{ + if (!seen[$2]) { + seen[$2] = 1 + print + next + } + h = $2 "-old" + s = h + for (n = 1; seen[h]; ++n) + h = s n + seen[h] = 1 + print $1 "\t" h + next +} + ' | \ sort