#!/usr/local/bin/perl
##
##
## Copyright (C) 1997 by Henry Kilmer.
## All rights reserved.
##
## This software may be freely copied, modified and redistributed without
## fee for non-commerical purposes provided that this copyright notice is
## preserved intact on all copies and modified copies.
##
## There is no warranty or other guarantee of fitness of this software.
## It is provided solely "as is". The author(s) disclaim(s) all
## responsibility and liability with respect to this software's usage
## or its effect upon hardware, computer systems, other software, or
## anything else.
##
##
#
#  RANCID - Really Awesome New Cisco confIg Differ
#
# usage: rancid [-d] [-l] [-f filename | $host]
#
use Getopt::Std;
getopts('dflm');
$log = $opt_l;
$debug = $opt_d;
$file = $opt_f;
$host = $ARGV[0];
$clean_run = 0;
$found_end = 0;
$timeo = 90;			# clogin timeout in seconds

# This routine is used to print out the router configuration
sub ProcessHistory {
    my($new_hist_tag,$new_command,$command_string,@string)=(@_);
    if((($new_hist_tag ne $hist_tag) || ($new_command ne $command))
       && defined %history) {
	print eval "$command \%history";
	undef %history;
    }
    if (($new_hist_tag) && ($new_command) && ($command_string)) {
	if ($history{$command_string}) {
	    $history{$command_string} = "$history{$command_string}@string";
	} else {
	    $history{$command_string} = "@string";
	}
    } elsif (($new_hist_tag) && ($new_command)) {
	$history{++$#history} = "@string";
    } else {
	print "@string";
    }
    $hist_tag = $new_hist_tag;
    $command = $new_command;
    1;
}

sub numerically { $a <=> $b; }

# This is a sort routing that will sort numerically on the
# keys of a hash as if it were a normal array.
sub keynsort {
    local(%lines)=@_;
    local($i) = 0;
    local(@sorted_lines);
    foreach $key (sort numerically keys(%lines)) {
	$sorted_lines[$i] = $lines{$key};
	$i++;
    }
    @sorted_lines;
}

# This is a sort routing that will sort on the
# keys of a hash as if it were a normal array.
sub keysort {
    local(%lines)=@_;
    local($i) = 0;
    local(@sorted_lines);
    foreach $key (sort keys(%lines)) {
	$sorted_lines[$i] = $lines{$key};
	$i++;
    }
    @sorted_lines;
}

# This is a sort routing that will sort on the
# values of a hash as if it were a normal array.
sub valsort{
    local(%lines)=@_;
    local($i) = 0;
    local(@sorted_lines);
    foreach $key (sort values %lines) {
	$sorted_lines[$i] = $key;
	$i++;
    }
    @sorted_lines;
}

# This is a numerical sort routing (ascending).
sub numsort {
    local(%lines)=@_;
    local($i) = 0;
    local(@sorted_lines);
    foreach $num (sort {$a <=> $b} keys %lines) {
	$sorted_lines[$i] = $lines{$num};
	$i++;
    }
    @sorted_lines;
}

# This is a sort routine that will sort on the
# ip address when the ip address is anywhere in
# the strings.
sub ipsort {
    local(%lines)=@_;
    local($i) = 0;
    local(@sorted_lines);
    foreach $addr (sort sortbyipaddr keys %lines) {
	$sorted_lines[$i] = $lines{$addr};
	$i++;
    }
    @sorted_lines;
}

# These two routines will sort based upon IP addresses
sub ipaddrval {
    my(@a) = ($_[0] =~ m#^(\d+)\.(\d+)\.(\d+)\.(\d+)$#);
    $a[3]+256*($a[2]+256*($a[1]+256*$a[0]));
}
sub sortbyipaddr {
    &ipaddrval($a) <=> &ipaddrval($b);
}

# This routine parses "show version"
sub ShowVersion {
    print STDERR "    In ShowVersion: $_" if ($debug);

    while (<INPUT>) {
	tr/\015//d;
	last if(/^$prompt/);
	next if(/^(\s*|\s*$cmd\s*)$/);
	if (/^Slave in slot (\d+) is running/) {
	    $slave = " Slave:";
	    next;
	}
	/^IOS .* Software \(([A-Za-z-0-9]*)\), .*Version\s+(.*)$/ &&
	    ProcessHistory("COMMENTS","keysort","F1",
		"!Image:$slave Software: $1, $2\n") && next;
	/^([A-Za-z-0-9_]*) Synced to mainline version: (.*)$/ &&
	    ProcessHistory("COMMENTS","keysort","F2",
		"!Image:$slave $1 Synced to mainline version: $2\n") && next;
	/^Compiled (.*)$/ &&
	    ProcessHistory("COMMENTS","keysort","F3",
		"!Image:$slave Compiled: $1\n") && next;
	/^ROM: (System )?Bootstrap.*(Version.*)$/ &&
	    ProcessHistory("COMMENTS","keysort","G1",
		"!ROM Bootstrap: $2\n") && next;
	/^ROM: \d+ Bootstrap .*(Version.*)$/ &&
	    ProcessHistory("COMMENTS","keysort","G2",
		"!ROM Image: Bootstrap $1\n!\n") && next;
	/^ROM: .*(Version.*)$/ &&
	    ProcessHistory("COMMENTS","keysort","G3","!ROM Image: $1\n") && next;
	/^BOOTFLASH: .*(Version.*)$/ &&
	    ProcessHistory("COMMENTS","keysort","G4","!BOOTFLASH: $1\n") && next;
	/^System image file is "([^\"]*)", booted via (\S*)/ &&
# removed the booted source due to
# CSCdk28131: cycling info in 'sh ver'
#	ProcessHistory("COMMENTS","keysort","F4","!Image: booted via $2, $1\n") &&
	    ProcessHistory("COMMENTS","keysort","F4","!Image: booted $1\n") &&
	    next;
	/^System image file is "([^\"]*)"$/ &&
	    ProcessHistory("COMMENTS","keysort","F5","!Image: $1\n") && next;
	if (/(\S+)\s+\((\S+)\)\s+processor.*with (\S+K) bytes/) {
	    my($proc) = $1;
	    my($cpu) = $2;
	    my($mem) = $3;
	    if ( $1 eq "CSC") {
		$type = "AGS";
	    } elsif ( $1 eq "CSC4") {
		$type = "AGS+";
	    } elsif ( $1 eq "RSP7000") {
		$type = "7500";
	    } elsif ( $1 =~ /RSP\d/) {
		$type = "7500";
	    } elsif ( $1 eq "RP1") {
		$type = "7000";
	    } elsif ( $1 eq "RP") {
		$type = "7000";
	    } elsif ( $1 eq "7202" || $1 eq "7204" || $1 eq "7206") {
		$type = "7200";
	    } elsif ($1 eq "12004/GRP" || $1 eq "12008/GRP" || $1 eq "12012/GRP") {
		$type = "12000";
	    } else {
		$type = $1;
	    }
	    print STDERR "TYPE = $type\n" if ($debug);
	    ProcessHistory("COMMENTS","keysort","A1",
		"!Chassis type:$slave $proc - a $type router\n");
	    ProcessHistory("COMMENTS","keysort","B1",
		"!Memory:$slave main $mem\n");
	    ProcessHistory("COMMENTS","keysort","A3","!CPU:$slave $cpu\n");
	    next;
	}
	if (/(\S+) Silicon\s*Switch Processor/) {
	    if (!defined($C0)) {
		$C0=1; ProcessHistory("COMMENTS","keysort","C0","!\n");
	    }
	    ProcessHistory("COMMENTS","keysort","C2","!SSP: $1\n");
	    $ssp = 1;
	    $sspmem = $1;
	    next;
	}
	/^(\d+K) bytes of multibus/ &&
	    ProcessHistory("COMMENTS","keysort","B2",
		"!Memory: multibus $1\n") && next;
	/^(\d+K) bytes of non-volatile/ &&
	    ProcessHistory("COMMENTS","keysort","B3",
		"!Memory: nvram $1\n") && next;
	/^(\d+K) bytes of flash memory/ &&
	    ProcessHistory("COMMENTS","keysort","B5","!Memory: flash $1\n") &&
	    next;
	/^(\d+K) bytes of .*flash partition/ &&
	    ProcessHistory("COMMENTS","keysort","B6",
		"!Memory: flash partition $1\n") && next;
	/^(\d+K) bytes of Flash internal/ &&
	    ProcessHistory("COMMENTS","keysort","B4",
		"!Memory: bootflash $1\n") && next;
	if(/^(\d+K) bytes of (Flash|ATA)?.*PCMCIA .*slot ?(\d)/i) {
	    ProcessHistory("COMMENTS","keysort","B7",
		"!Memory: pcmcia $2 slot$3 $1\n");
	    next;
	}
	if (/^Configuration register is (.*)$/) {
	    $config_register=$1;
	    next;
	}
    }
    return(0);
}

# This routine parses "show env all"
sub ShowEnv {
    # Skip if this is not a 7500 or 7000.
    print STDERR "    In ShowEnv: $_" if ($debug);

    while (<INPUT>) {
	tr/\015//d;
	last if (/^$prompt/);
	next if (/^(\s*|\s*$cmd\s*)$/);
	return(1) if ($type !~ /^7/);
	if (!defined($E0)) {
	    $E0=1;
	    ProcessHistory("COMMENTS","keysort","E0","!\n");
	}
	if (/^Arbiter type (\d), backplane type (\S+)/) {
	    if (!defined($C0)) {
		$C0=1; ProcessHistory("COMMENTS","keysort","C0","!\n");
	    }
	    ProcessHistory("COMMENTS","keysort","C1",
		"!Enviromental Arbiter Type: $1\n");
	    ProcessHistory("COMMENTS","keysort","A2",
		"!Chassis type: $2 backplane\n");
	    next;
	}
	/^\s*(Power .*)/ &&
	    ProcessHistory("COMMENTS","keysort","E1","!Power: $1\n") && next;
	/^\s*(Lower Power .*)/i &&
	    ProcessHistory("COMMENTS","keysort","E2","!Power: $1\n") && next;
    }
    ProcessHistory("COMMENTS","","","!\n");
    return(0);
}

# This routine parses "show gsr chassis-info" for the gsr
# This will create arrarys for hw info.
sub ShowGSR {
    # Skip if this is not a 1200n.
    print STDERR "    In ShowGSR: $_" if ($debug);

    while (<INPUT>) {
	tr/\015//d;
	last if (/^$prompt/);
	next if (/^(\s*|\s*$cmd\s*)$/);
	return(1) if ($type !~ /^120/);
	/^$/ && next;
	/^\s+Chassis: type (\S+) Fab Ver: (\S+)/ &&
	    ProcessHistory("COMMENTS","keysort","D0","!\n") &&
	    ProcessHistory("COMMENTS","keysort","D1",
				"!GSR Chassis type: $1 Fab Ver: $2\n") &&
	    next;
	/^\s+Chassis S\/N: (.*)$/ &&
	    ProcessHistory("COMMENTS","keysort","D2",
				"!GSR Chassis S/N: $1\n") &&
	    next;
	/^\s+PCA: (\S+)\s*rev: (\S+)\s*dev: \S+\s*HW ver: (\S+)$/ &&
	    ProcessHistory("COMMENTS","keysort","D3",
				"!GSR Backplane PCA: $1, rev $2, ver $3\n") &&
	    next;
	/^\s+Backplane S\/N: (\S+)$/ &&
	    ProcessHistory("COMMENTS","keysort","D4",
				"!GSR Backplane S/N: $1\n") &&
	    next;
    }
    ProcessHistory("COMMENTS","","","!\n");
    return(0);
}

# This routine parses "show boot"
sub ShowBoot {
    # Pick up boot variables if 7000/7500/12000; otherwise pick up bootflash.
    print STDERR "    In ShowBoot: $_" if ($debug);

    while (<INPUT>) {
	tr/\015//d;
	last if (/^$prompt/);
	next if (/^(\s*|\s*$cmd\s*)$/);
	return(1) if /^\s*\^\s*$/;
	return(1) if /Ambiguous command/i;
	return(1) if /Invalid input detected/;
	return(1) if /(Open device \S+ failed|Error opening \S+:)/;
	next if /CONFGEN variable/;
	if (!defined($H0)) {
	    $H0=1; ProcessHistory("COMMENTS","keysort","H0","!\n");
	}
	if ($type !~ /^(1200|7)/) {
	    ProcessHistory("COMMENTS","keysort","H2","!BootFlash: $_");
	} elsif (/variable/) {
	    ProcessHistory("COMMENTS","keysort","H1","!Variable: $_");
	}
    }
    ProcessHistory("COMMENTS","","","!\n");
    return(0);
}

# This routine parses "show flash"
sub ShowFlash {
    # skip if this is 7000, 7200, 7500, or 12000.
    print STDERR "    In ShowFlash: $_" if ($debug);

    while (<INPUT>) {
	tr/\015//d;
	last if (/^$prompt/);
	next if (/^(\s*|\s*$cmd\s*)$/);
	return(1) if ($type =~ /^(1200|7.0)/);
	return(1) if /^\s*\^\s*$/;
	return(1) if /Invalid input detected/;
	ProcessHistory("FLASH","","","!Flash: $_");
    }
    ProcessHistory("","","","!\n");
    return;
}

# This routine parses "dir /all ((disk|slot)N|bootflash):"
sub DirSlotN {
    # Skip if this is not a 3600, 7000, 7200, 7500, or 12000.
    print STDERR "    In DirSlotN: $_" if ($debug);

    my($dev) = (/\s([^\s]+):/);

    while (<INPUT>) {
	tr/\015//d;
	last if (/^$prompt/);
	next if (/^(\s*|\s*$cmd\s*)$/);
	return(1) if ($type !~ /^(1200|7.0|36.0)/);
	return(1) if /^\s*\^\s*$/;
	return(1) if /Invalid input detected/;
	return(1) if /No space information available/;
	return(-1) if /\%Error calling/;
	return(-1) if /: device being squeezed/; # Flash is busy
	return(1) if /(Open device \S+ failed|Error opening \S+:)/;
	ProcessHistory("FLASH","","","!Flash: $dev: $_");
    }
    ProcessHistory("","","","!\n");
    return(0);
}

# This routine parses "show controllers"
sub ShowContAll {
    # Skip if this is a 70[01]0, 7500, or 12000.
    print STDERR "    In ShowContAll: $_" if ($debug);

    while (<INPUT>) {
	tr/\015//d;
	last if (/^$prompt/);
	next if (/^(\s*|\s*$cmd\s*)$/);
	return(1) if ($type =~ /^(1200|7[05])/);
	if (/^Interface ([^ \n(]*)/) { $INT = "$1, "; next; }
	/^(BRI unit \d)/ &&
	    ProcessHistory("INT","","","!Interface: $1\n") && next;
	/^LANCE unit \d, NIM/ &&
	    ProcessHistory("INT","","","!Interface: $_") && next;
	/^(LANCE unit \d)/ &&
	    ProcessHistory("INT","","","!Interface: $1\n") && next;
	/(Media Type is \S+),/ &&
	    ProcessHistory("INT","","","!\t$1\n");
	    if (/(M\dT:) show controller:$/) {
	    my($ctlr) = $1;
	    $_ = <INPUT>; tr/\015//d; s/ subunit \d,//;
	    ProcessHistory("INT","","","!Interface: $ctlr $_");
	    }
	/^(HD unit \d), idb/ &&
	    ProcessHistory("INT","","","!Interface: $1\n") && next;
	/^HD unit \d, NIM/ &&
	    ProcessHistory("INT","","","!Interface: $_") && next;
	/^buffer size \d+  HD unit \d, (.*)/ &&
	    ProcessHistory("INT","","","!\t$1\n") && next;
	/^AM79970 / && ProcessHistory("INT","","","!Interface: $_") && next;
	/^buffer size \d+  (Universal Serial: .*)/ &&
	    ProcessHistory("INT","","","!\t$1\n") && next;
	/^Hardware is (.*)/ &&
	    ProcessHistory("INT","","","!Interface: $INT$1\n") && next;
	/^(QUICC Serial unit \d),/ &&
	    ProcessHistory("INT","","","!$1\n") && next;
	/^QUICC Ethernet .*/ &&
	    ProcessHistory("INT","","","!$_") && next;
	/^DTE .*\.$/ &&
	    ProcessHistory("INT","","","!\t$_") && next;
	/^(cable type :.*),/ &&
	    ProcessHistory("INT","","","!\t$1\n") && next;
	/^(.* cable.*), received clockrate \d+$/ &&
	    ProcessHistory("INT","","","!\t$1\n") && next;
	/^.* cable.*$/ &&
	    ProcessHistory("INT","","","!\t$_") && next;
    }
    return(0);
}

# This routine parses "show controllers cbus"
# Some of this is printed out in ShowDiagbus.
sub ShowContCbus {
    # Skip if this is not a 7000 or 7500.
    print STDERR "    In ShowContCbus: $_" if ($debug);

    while (<INPUT>) {
	tr/\015//d;
	last if (/^$prompt/);
	next if (/^(\s*|\s*$cmd\s*)$/);
	return(1) if ($type !~ /^7[05]0/);
	if (/^\s*slot(\d+): ([^,]+), hw (\S+), sw (\S+), ccb/) {
	    $slot = $1;
	    $board{$slot} = $2;
	    $hwver{$slot} = $3;
	    $hwucode{$slot} = $4;
	} elsif (/^\s*(\S+) (\d+), hardware version (\S+), microcode version (\S+)/) {
	    $slot = $2;
	    $board{$slot} = $1;
	    $hwver{$slot} = $3;
	    $hwucode{$slot} = $4;
	} elsif (/(Microcode .*)/) {
	    $ucode{$slot} = $1;
	} elsif (/(software loaded .*)/) {
	    $ucode{$slot} = $1;
	} elsif (/(\d+) Kbytes of main memory, (\d+) Kbytes cache memory/) {
	    $hwmemd{$slot} = $1;
	    $hwmemc{$slot} = $2;
	} elsif (/byte buffers/) {
	    chop;
	    s/^\s*//;
	    $hwbuf{$slot} = $_;
	} elsif (/Interface (\d+) - (\S+ \S+),/) {
	    $interface = $1;
	    ProcessHistory("HW","","",
		"!\n!Int $interface: in slot $slot, named $2\n"); next;
	} elsif (/(\d+) buffer RX queue threshold, (\d+) buffer TX queue limit, buffer size (\d+)/) {
	    ProcessHistory("HW","","","!Int $interface: rxq $1, txq $2, bufsize $3\n");
	    next;
	}
    }
    return(0);
}

# This routine parses "show diagbus"
# This will create arrarys for hw info.
sub ShowDiagbus {
    # Skip if this is not a 7000, 70[01]0, or 7500.
    print STDERR "    In ShowDiagbus: $_" if ($debug);

    while (<INPUT>) {
	tr/\015//d;
	last if (/^$prompt/);
	next if (/^(\s*|\s*$cmd\s*)$/);
	return(1) if ($type !~ /^7[05]/);
	if (/^\s*Slot (\d+):/i) {
	    $slot = $1;
	    next;
	} elsif (/^\s*Slot (\d+) \(virtual\):/i) {
	    $slot = $1;
	    next;
	} elsif (/^\s*(.*Processor.*|.*controller|.*Chassis Interface), HW rev (\S+), board revision (\S+)/i) {
	    $board = $1;
	    $hwver = $2;
	    $boardrev = $3;
	    if ($board =~ /Processor/) {
		if ($board =~ /7000 Route\/Switch/) {
		    $board = "RSP7000";
		} elsif ($board =~ /Route\/Switch Processor (\d)/) {
		    $board = "RSP$1";
		} elsif ($board =~ /Route/) {
		    $board = "RP";
		} elsif ($board =~ /Silicon Switch/) {
		    $board = "SSP";
		} elsif ($board =~ /Switch/) {
		    $board = "SP";
		    $board = "SSP $sspmem" if $ssp;
		} elsif ($board =~ /ATM/) {
		    $board = "AIP";
		}
	    } elsif ($board =~ /(.*) controller/i) {
		$board = $1;
	    }
	    # hwucode{$slot} defined in ShowContCbus
	    if (defined $hwucode{$slot}) {
		ProcessHistory("SLOT","","","!\n!Slot $slot/$board: hvers $hwver rev $boardrev ucode $hwucode{$slot}\n");
	    } else {
		ProcessHistory("SLOT","","","!\n!Slot $slot/$board: hvers $hwver rev $boardrev\n");
	    }
	    # These are also from the ShowContCbus
	    ProcessHistory("SLOT","","","!Slot $slot/$board: $ucode{$slot}\n") if (defined $ucode{$slot});
	    ProcessHistory("SLOT","","","!Slot $slot/$board: memd $hwmemd{$slot}, cache $hwmemc{$slot}\n")
	    if ((defined $hwmemd{$slot}) && (defined $hwmemc{$slot}));
	    ProcessHistory("SLOT","","","!Slot $slot/$board: $hwbuf{$slot}\n") if (defined $hwbuf{$slot});
	    next;
	}
	/Serial number: (\S+)\s*Part number: (\S+)/ &&
	    ProcessHistory("SLOT","","",
			"!Slot $slot/$board: part $2, serial $1\n") &&
	    next;
	/^\s*Controller Memory Size: (.*)$/ &&
	    ProcessHistory("SLOT","","","!Slot $slot/$board: $1\n") &&
	    next;
	if (/PA Bay (\d) Information/) {
	    $pano = $1;
	    if ("PA" =~ /$board/) {
		($s,$c) = split(/\//,$board);
		$board = "$s/$c/PA $pano";
	    } else {
		$board =~ s/\/PA \d//;
		$board = "$board/PA $pano";
	    }
	    next;
	}
	/\s+(.*) PA, (\d) ports?, (\S+)/ &&
	    ProcessHistory("SLOT","","","!Slot $slot/$board: type $3, $2 ports\n") &&
	    next;
	/\s+(.*) PA( \(\S+\))?, (\d) ports?/ &&
	    ProcessHistory("SLOT","","","!Slot $slot/$board: type $1$2, $3 ports\n") &&
	    next;
	/^\s*HW rev (\S+), Board revision (\S+)/ &&
	    ProcessHistory("SLOT","","","!Slot $slot/$board: hvers $1 rev $2\n") &&
	    next;
	/Serial number: (\S+)\s*Part number: (\S+)/ &&
	    ProcessHistory("SLOT","","","!Slot $slot/$board: part $2, serial $1\n") && next;
    }
    return(0);
}

# This routine parses "show diags" for the gsr, 7200, 3600
# This will create arrarys for hw info.
sub ShowDiags {
    # Skip if this is not a 12000.
    print STDERR "    In ShowDiags: $_" if ($debug);

    while (<INPUT>) {
	tr/\015//d;
	last if (/^$prompt/);
	next if (/^(\s*|\s*$cmd\s*)$/);
	return(1) if ($type !~ /^(1200|720|36.0)/);
	/^$/ && next;
	if (!defined($showdiags)) {$showdiags=1; ProcessHistory("SLOT","","","!\n");}
	s/Port Packet Over SONET/POS/;
	if (/^\s*SLOT (\d+)\s+\(.*\): (.*)/) {
	    $slot = $1;
	    ProcessHistory("SLOT","","","!Slot $slot: $2\n");
	    $board = "RP" if (/Route Processor/);
	    $board = "CLK" if (/Clock Scheduler Card/);
	    next;
	}
	if (/^\s+PCA:\s+(.*)/){
	    local($part) = $1;
	    $_ = <INPUT>;
	    /^\s+HW version (\S+)\s+S\/N (\S+)/ &&
		ProcessHistory("SLOT","","","!Slot $slot/PCA: part $part, serial $2\n") &&
		ProcessHistory("SLOT","","","!Slot $slot/PCA: hvers $1\n");
	    next;
	}

	if (/^\s+MBUS: .*\)\s+(.*)/) {
	    local($tmp) = "!Slot $slot/MBUS: part $1";
	    $_ = <INPUT>;
	    /^\s+HW version (\S+)\s+S\/N (\S+)/ &&
		ProcessHistory("SLOT","","","$tmp, serial $2\n") &&
		ProcessHistory("SLOT","","","!Slot $slot/MBUS: hvers $1\n");
	    next;
	}
	if (/^\s+MBUS Agent Software version (.*)/) {
	    local($sw) = $1;
	    local($tail) = "!\n" if ($board =~ /(CLK|RP)/);
	    ProcessHistory("SLOT","","","!Slot $slot/MBUS: software $sw\n$tail");
	    next;
	}
	if (/^\s+DRAM size: (\d+)/) {
	    local($dram) = $1 / 1048576;
	    $_ = <INPUT>;
	    /^\s+FrFab SDRAM size: (\d+)/ &&
		ProcessHistory("SLOT","","","!Slot $slot/MBUS: $dram Mbytes DRAM, "
			   . $1 / 1024 . " Kbytes SDRAM\n!\n");
	    next;
	}
	# 7200 and 3600 stuff
	if (/^(Slot) (\d+):/ || /^\s+(WIC) Slot (\d):/) {
	    if ($1 eq "WIC") {
		$WIC = "/$2";
	    } else {
		$slot = $2;
		undef($WIC);
	    }
	    $_ = <INPUT>; tr/\015//d;

	    # clean up hideous 7200 format to look more like 7500 output
	    s/Fast-ethernet on C7200 I\/O card/FE-IO/;
	    s/ with MII or RJ45/-TX/;
	    s/Fast-ethernet /100Base/; s/[)(]//g;

	    /\s+(.*)\s+port adapter?,\s+(\d+)\s+/ &&
		ProcessHistory("SLOT","","","!Slot $slot: type $1, $2 ports\n");
	    /\s+(.*)\s+daughter card(.*)$/ &&
		ProcessHistory("SLOT","","","!Slot $slot$WIC: type $1$2\n");
	    /\s+(FT1)$/ &&
		ProcessHistory("SLOT","","","!Slot $slot$WIC: type $1\n");
	    next;
	}
	/revision\s+(\S+).*revision\s+(\S+)/ &&
	    ProcessHistory("SLOT","","","!Slot $slot$WIC: hvers $1 rev $2\n") &&
	    next;
	/number\s+(\S+)\s+Part number\s+(\S+)/ &&
	    ProcessHistory("SLOT","","","!Slot $slot$WIC: part $2, serial $1\n!\n") &&
	    next;
}
    return(0);
}

# This routine parses "show c7200" for the 7200
# This will create arrarys for hw info.
sub ShowC7200 {
    # Skip if this is not a 7200.
    print STDERR "    In ShowC7200: $_" if ($debug);

    while (<INPUT>) {
	tr/\015//d;
	last if (/^$prompt/);
	next if (/^(\s*|\s*$cmd\s*)$/);
	return(1) if ($type !~ /^72/);
	/^$/ && next;
	if (/C7200 Midplane EEPROM:/) {
	    $_ = <INPUT>;
	    /revision\s+(\S+).*revision\s+(\S+)/;
	    ProcessHistory("SLOT","","","!Slot Midplane: hvers $1 rev $2\n");
	    $_ = <INPUT>;
	    /number\s+(\S+)\s+Part number\s+(\S+)/;
	    ProcessHistory("SLOT","","","!Slot Midplane: part $2, serial $1\n!\n");
	    next;
	}
	if (/C7200 CPU EEPROM:/) {
	    $_ = <INPUT>;
	    /revision\s+(\S+).*revision\s+(\S+)/ &&
		ProcessHistory("SLOT","","","!Slot CPU: hvers $1 rev $2\n");
	    $_ = <INPUT>;
	    /number\s+(\S+)\s+Part number\s+(\S+)/ &&
		ProcessHistory("SLOT","","","!Slot CPU: part $2, serial $1\n!\n");
	    next;
	}
    }
    return(0);
}

# This routine processes a "write term"
sub WriteTerm {
    print STDERR "    In WriteTerm: $_" if ($debug);

    while (<INPUT>) {
	tr/\015//d;
	last if(/^$prompt/);
	/Non-Volatile memory is in use/  && return(-1); # NvRAM is locked
	# skip the crap
	if (/^(##+$|Building configuration...)/i) {
	    while (<INPUT>) {
		next if (/^Current configuration:/i);
		next if (/^([%!].*|\s*)$/);
		next if (/^ip add.*ipv4:/);	# band-aid for 3620 12.0S
		last;
	    }
	    ProcessHistory("","","","!\nconfig-register $config_register\n");
	    tr/\015//d;
	}
	# some versions have other crap mixed in with the bits in the
	# block above
	/^! (Last configuration|NVRAM config last)/ && next;

	# Dog gone Cool matches to process the rest of the config
	/^tftp-server flash /   && next; # kill any tftp remains
	/^ntp clock-period /    && next; # kill ntp clock-period
	/^ length /		&& next; # kill length on serial lines
	/^ width /		&& next; # kill width on serial lines
	/^enable password / &&
	    ProcessHistory("ENABLE","","","!enable password <removed>\n") &&
	    next;
	/^(username .*) password \d *(\S)\s*(.*)/ &&
	    ProcessHistory("USER","","","!$1 password <removed>\n") && next;
	/^\s*password / &&
	    ProcessHistory("LINE-PASS","","","! password <removed>\n") && next;
	/^\s*neighbor (\S*) password / &&
	    ProcessHistory("","","","! neighbor $1 password <removed>\n") &&
	    next;
	/fair-queue individual-limit/ && next;
	# sort route-maps
	if (/^route-map ([^ ]+)/) {
	    my($key) = $1;
	    my($routemap) = $_;
	    while (<INPUT>) {
		tr/\015//d;
		last if (/^$prompt/ || ! /^(route-map |[ !])/);
		if (/^route-map ([^ ]+)/) {
		    ProcessHistory("ROUTEMAP","keysort","$key","$routemap");
		    $key = $1;
		    $routemap = $_;
		} else  {
		    $routemap .= $_;
		}
	    }
	    ProcessHistory("ROUTEMAP","keysort","$key","$routemap");
	}
	# filter out any RCS/CVS tags to avoid confusing local CVS storage
	s/\$(Revision|Id):/ $1:/;
	# order access-lists
	/^access-list\s+(\d\d?)\s+(\S+)\s+(\S+)/ &&
	    ProcessHistory("ACL $1 $2","ipsort","$3","$_") && next;
	# order extended access-lists
	/^access-list\s+(\d\d\d)\s+(\S+)\s+ip\s+host\s+(\S+)/ &&
	    ProcessHistory("EACL $1 $2","ipsort","$3","$_") && next;
	/^access-list\s+(\d\d\d)\s+(\S+)\s+ip\s+(\d\S+)/ &&
	    ProcessHistory("EACL $1 $2","ipsort","$3","$_") && next;
	/^access-list\s+(\d\d\d)\s+(\S+)\s+ip\s+any/ &&
	    ProcessHistory("EACL $1 $2","ipsort","0.0.0.0","$_") && next;
	# order arp lists
	/^arp\s+(\d+\.\d+\.\d+\.\d+)\s+/ &&
	    ProcessHistory("ARP","ipsort","$1","$_") && next;
	/^ip prefix-list\s+(\S+)\s+seq\s+(\d+)\s+(permit|deny)\s+(\d\S+)(\/.*)$/ &&
	    ProcessHistory("PACL $1 $3","ipsort","$4","ip prefix-list $1 $3 $4$5\n")
	    && next;
	# order logging statements
	/^logging (\d+\.\d+\.\d+\.\d+)/ &&
	    ProcessHistory("LOGGING","ipsort","$1","$_") && next;
	# order name-server statements
	/^ip name-server (\d+\.\d+\.\d+\.\d+)/ &&
	    ProcessHistory("NAMESERVER","ipsort","$1","$_") && next;
	# order snmp-server host statements
	/^snmp-server host (\d+\.\d+\.\d+\.\d+)/  &&
	    ProcessHistory("SNMPSERVERHOST","ipsort","$1","$_") && next;
	/^snmp-server community /  &&
	    ProcessHistory("SNMPSERVERCOMM","keysort","$_","$_") && next;
	# order tacacs server statements
	/^(tacacs-server key )/ &&
	    ProcessHistory("","","","!$1<removed>\n") && next;
	/^tacacs-server host (\d+\.\d+\.\d+\.\d+)/ &&
	    ProcessHistory("TAC","ipsort","$1","$_") && next;
	# order clns host statements
	/^clns host \S+ (\S+)/ &&
	    ProcessHistory("CLNS","keysort","$1","$_") && next;
	# order alias statements
	/^alias / && ProcessHistory("ALIAS","keysort","$_","$_") && next;
	# delete ntp auth password
	/^(ntp authentication-key \d+ md5) / &&
	    ProcessHistory("","","","!$1 <removed>\n") && next;
	# order ntp peers/servers
	if (/^ntp (server|peer) (\d+)\.(\d+)\.(\d+)\.(\d+)/) {
	    $sortkey = sprintf("$1 %03d%03d%03d%03d",$2,$3,$4,$5);
	    ProcessHistory("NTP","keysort",$sortkey,"$_");
	    next;
	}
	# order ip host line statements
	/^ip host line(\d+)/ &&
	    ProcessHistory("IPHOST","numsort","$1","$_") && next;
	# order ip nat source static statements
	/^ip nat (\S+) source static (\S+)/ &&
	    ProcessHistory("IP NAT $1","ipsort","$2","$_") && next;
	# order atm map-list statements
	/^\s+ip\s+(\d+\.\d+\.\d+\.\d+)\s+atm-vc/ &&
	    ProcessHistory("ATM map-list","ipsort","$1","$_") && next;
	# order ip rcmd lines
	/^ip rcmd/ && ProcessHistory("RCMD","keysort","$_","$_") && next;

	ProcessHistory("","","","$_");
	# end of config
	if (/^end$/) {
	    $found_end = 1;
	    return(1);
	}
    }
    return(0);
}

# dummy function
sub DoNothing {print STDOUT;}

# Main
%commands=(
	'show version'		=> "ShowVersion",
	'show env all'		=> "ShowEnv",
	'show gsr chassis'	=> "ShowGSR",
	'show boot'		=> "ShowBoot",
	'show bootvar'		=> "ShowBoot",
	'show flash'		=> "ShowFlash",
	'dir /all bootflash:'	=> "DirSlotN",
	'dir /all slot0:'	=> "DirSlotN",
	'dir /all disk0:'	=> "DirSlotN",
	'dir /all slot1:'	=> "DirSlotN",
	'dir /all disk1:'	=> "DirSlotN",
	'show controllers'	=> "ShowContAll",
	'show controllers cbus'	=> "ShowContCbus",
	'show diagbus'		=> "ShowDiagbus",
	'show diag'		=> "ShowDiags",
	'show c7200'		=> "ShowC7200",
	'write term'		=> "WriteTerm"
);
# keys() doesnt return things in the order entered and the order of the
# cmds is important (show version first and write term last). pita
@commands=(
	"show version",
	"show env all",
	"show gsr chassis",
	"show boot",
	"show bootvar",
	"show flash",
	"dir /all bootflash:",
	"dir /all slot0:",
	"dir /all disk0:",
	"dir /all slot1:",
	"dir /all disk1:",
	"show controllers",
	"show controllers cbus",
	"show diagbus",
	"show diag",
	"show c7200",
	"write term"
);
$cisco_cmds=join(";",@commands);
$cmds_regexp=join("|",@commands);

open(OUTPUT,">$host.new") || die "Can't open $host.new for writing: $!\n";
select(OUTPUT);
# make OUTPUT unbuffered if debugging
if ($debug) { $| = 1; }

if ($file) {
    print STDERR "opening file $host\n" if ($debug);
    print STDOUT "opening file $host\n" if ($log);
    open(INPUT,"<$host") || die "open failed for $host: $!\n";
} else {
    print STDERR "executing clogin -t $timeo -c\"$cisco_cmds\" $host\n" if ($debug);
    print STDOUT "executing clogin -t $timeo -c\"$cisco_cmds\" $host\n" if ($log);
    if (defined($ENV{NOPIPE})) {
	system "clogin -t $timeo -c \"$cisco_cmds\" $host </dev/null > $host.raw 2>&1" || die "clogin failed for $host: $!\n";
	open(INPUT, "< $host.raw") || die "clogin failed for $host: $!\n";
    } else {
	open(INPUT,"clogin -t $timeo -c \"$cisco_cmds\" $host </dev/null |") || die "clogin failed for $host: $!\n";
    }
}

ProcessHistory("COMMENTS","keysort","B0","!\n");
ProcessHistory("COMMENTS","keysort","F0","!\n");
ProcessHistory("COMMENTS","keysort","G0","!\n");
while(<INPUT>) {
    tr/\015//d;
    if (/\#exit$/) {
	$clean_run=1;
	last;
    }
    if (/Error:/) {
	s/^.*Error:/Error:/;
	print STDOUT ("$host clogin error: $_");
	print STDERR ("$host clogin error: $_") if ($debug);
	$clean_run=0;
	last;
    }
    while (/#\s*($cmds_regexp)\s*$/) {
	$cmd = $1;
	if (!defined($prompt)) {$prompt = ($_ =~ /^([^#]+#)/)[0]; }
	print STDERR ("HIT COMMAND:$_") if ($debug);
	if (! defined($commands{$cmd})) {
	    print STDERR "found unexpected command - \"$cmd\"\n";
	    $clean_run = 0;
	    last;
	}
	$rval = &{$commands{$cmd}};
	delete($commands{$cmd});
	if ($rval == -1) {
	    $clean_run = 0;
	    last;
	}
    }
}
print STDOUT "Done $logincmd: $_\n" if ($log);
# Flush History
ProcessHistory("","","","");
# Cleanup
close(INPUT);
close(OUTPUT);

if (defined($ENV{NOPIPE})) {
    unlink("$host.raw") if (! $debug);
}

# check for completeness
if (scalar(%commands) || !$clean_run || !$found_end) {
    if (scalar(%commands)) {
	printf(STDOUT "missed cmd(s): %s\n", join(',', keys(%commands)));
	printf(STDERR "missed cmd(s): %s\n", join(',', keys(%commands))) if ($debug);
    }
    if (!$clean_run || !$found_end) {
	print STDOUT "End of run not found\n";
	print STDERR "End of run not found\n" if ($debug);
	system("/usr/bin/tail -1 $host.new");
    }
    unlink "$host.new" if (! $debug);
}