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fxos.pm
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package fxos;
##
## $Id: fxos.pm.in 3812 2018-05-30 20:53:26Z heas $
##
## rancid 3.9
## Copyright (c) 1997-2018 by Henry Kilmer and John Heasley
## All rights reserved.
##
## This code is derived from software contributed to and maintained by
## Henry Kilmer, John Heasley, Andrew Partan,
## Pete Whiting, Austin Schutz, and Andrew Fort.
##
## Redistribution and use in source and binary forms, with or without
## modification, are permitted provided that the following conditions
## are met:
## 1. Redistributions of source code must retain the above copyright
## notice, this list of conditions and the following disclaimer.
## 2. Redistributions in binary form must reproduce the above copyright
## notice, this list of conditions and the following disclaimer in the
## documentation and/or other materials provided with the distribution.
## 3. Neither the name of RANCID nor the names of its
## contributors may be used to endorse or promote products derived from
## this software without specific prior written permission.
##
## THIS SOFTWARE IS PROVIDED BY Henry Kilmer, John Heasley AND CONTRIBUTORS
## ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
## TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
## PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COMPANY OR CONTRIBUTORS
## BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
## CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
## SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
## INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
## CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
## ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
## POSSIBILITY OF SUCH DAMAGE.
##
## It is the request of the authors, but not a condition of license, that
## parties packaging or redistributing RANCID NOT distribute altered versions
## of the etc/rancid.types.base file nor alter how this file is processed nor
## when in relation to etc/rancid.types.conf. The goal of this is to help
## suppress our support costs. If it becomes a problem, this could become a
## condition of license.
#
# The expect login scripts were based on Erik Sherk's gwtn, by permission.
#
# The original looking glass software was written by Ed Kern, provided by
# permission and modified beyond recognition.
#
# RANCID - Really Awesome New Cisco confIg Differ
#
# fxos.pm - Cisco FXOS rancid procedures
use 5.010;
use strict 'vars';
use warnings;
no warnings 'uninitialized';
require(Exporter);
our @ISA = qw(Exporter);
use rancid 3.9;
our $proc;
our $type; # device model, from ShowVersion
our $C0; # output formatting control
our $E0;
our $H0;
our $I0;
@ISA = qw(Exporter rancid main);
#XXX @Exporter::EXPORT = qw($VERSION @commandtable %commands @commands);
# load-time initialization
sub import {
0;
}
# post-open(collection file) initialization
sub init {
$proc = "";
$C0 = 0; # output formatting control
$E0 = 0;
$H0 = 0;
$I0 = 0;
# add content lines and separators
ProcessHistory("","","","!RANCID-CONTENT-TYPE: $devtype\n!\n");
ProcessHistory("COMMENTS","keysort","B0","!\n");
ProcessHistory("COMMENTS","keysort","D0","!\n");
ProcessHistory("COMMENTS","keysort","F0","!\n");
ProcessHistory("COMMENTS","keysort","G0","!\n");
0;
}
# main loop of input of device output
sub inloop {
my($INPUT, $OUTPUT) = @_;
my($cmd, $rval);
TOP: while(<$INPUT>) {
tr/\015//d;
if (/[>#]\s*exit$/) {
print STDERR ("$host cleaned: $_") if ($debug);
$clean_run = 1;
last;
}
if (/^Error:/) {
print STDOUT ("$host clogin error: $_");
print STDERR ("$host clogin error: $_") if ($debug);
$clean_run = 0;
last;
}
while (/[>#]\s*($cmds_regexp)\s*$/) {
$cmd = $1;
if (!defined($prompt)) {
# the fxos prompt is weird, see comments in fxlogin
$prompt = "^(\[^ >]*)(>|#)";
#$prompt = ($_ =~ /^([^#>]+[#>])/)[0];
#$prompt =~ s/([][}{)(+\\])/\\$1/g;
print STDERR ("PROMPT MATCH: $prompt\n") if ($debug);
}
print STDERR ("HIT COMMAND:$_") if ($debug);
if (! defined($commands{$cmd})) {
print STDERR "$host: found unexpected command - \"$cmd\"\n";
$clean_run = 0;
last TOP;
}
if (! defined(&{$commands{$cmd}})) {
printf(STDERR "$host: undefined function - \"%s\"\n",
$commands{$cmd});
$clean_run = 0;
last TOP;
}
$rval = &{$commands{$cmd}}($INPUT, $OUTPUT, $cmd);
print STDERR ("DONE COMMAND:$cmd, rval: $rval, line \"$_\"\n") if ($debug);
delete($commands{$cmd});
if ($rval == -1) {
print STDERR "$host: Something bad happened in \"$cmd\"\n" if ($debug);
$clean_run = 0;
last TOP;
}
# recheck if the last command returned the exit we're waiting for
if (/[>#]\s*exit$/) {
print STDERR ("$host clean exit found: $_") if ($debug);
$clean_run = 1;
last;
}
}
}
}
# This routine parses "show chassis"
sub ShowChassis {
my($INPUT, $OUTPUT, $cmd) = @_;
print STDERR " In ShowChassis: $_" if ($debug);
while (<$INPUT>) {
tr/\015//d;
last if (/^$prompt/);
next if (/^(\s*|\s*$cmd\s*)$/);
next if (/^\s+\^$/);
return(1) if (/Line has invalid autocommand /);
return(1) if (/(invalid (input|command) detected|type help or )/i);
# Ignore the PDP address and assigned DNS servers
next if (/^pdp (ipv6 )?address/i);
next if (/^\s*(primary|secondary) DNS (ipv6 )?address/i);
ProcessHistory("COMMENTS","keysort","CHASSIS","! $_");
}
ProcessHistory("COMMENTS","keysort","CHASSIS","!\n");
return(0);
}
# This routine parses "dir /all ((disk|slot)N|bootflash|nvram):"
sub DirSlotN {
my($INPUT, $OUTPUT, $cmd) = @_;
print STDERR " In DirSlotN: $_" if ($debug);
my($dev) = (/\s([^\s]+):/);
ProcessHistory("COMMENTS","keysort","STORAGE","!\n");
while (<$INPUT>) {
tr/\015//d;
last if (/^$prompt/);
next if (/^(\s*|\s*$cmd\s*)$/);
next if (/^\s+\^$/);
return(1) if (/Line has invalid autocommand /);
return(1) if (/(invalid (input|command) detected|type help or )/i);
return(1) if (/(No such device|Error Sending Request)/i);
return(1) if (/\%Error: No such file or directory/);
return(1) if (/No space information available/);
# Corrupt flash
/\%Error calling getdents / &&
ProcessHistory("COMMENTS","keysort","STORAGE",
"!Flash: $dev: $_") && next;
return(-1) if (/\%Error calling/);
return(-1) if (/(: device being squeezed|ATA_Status time out)/i); # busy
return(-1) if (/\%Error opening \S+:\S+ \(Device or resource busy\)/i);
return(-1) if (/command authorization failed/i);
return(1) if (/(Open device \S+ failed|Error opening \S+:)/);
# 0 file(s) total size: 0 bytes
/\d+ file.* total size: \d+/i && next;
# filter frequently changing files (dhcp & vlan database)
# change from:
# 9 -rw- 660 Jan 15 2011 20:43:54 vlan.dat
# 9 -rw- 660 Jan 15 2011 20:43:54 +00:00 vlan.dat
# to:
# -rw- vlan.dat
# -rw- vlan.dat
if (/(dhcp_[^. ]*\.txt|vlan\.dat|sflog|snooping|syslog|underlying-config)\s*$/) {
if (/(\s*\d+)(\s+\S+\s+)(\d+)(\s+)(\w+ \d+\s+\d+ \d+:\d+:\d+ .\d+:\d+)/) {
my($fn, $a, $sz, $c, $dt, $rem) = ($1, $2, $3, $4, $5, $');
my($fnl, $szl, $dtl) = (length($fn), length($sz), length($dt));
my($fmt) = "%-". $fnl ."s%s%-". $szl ."s%s%-". $dtl ."s%s";
$_ = sprintf($fmt, "", $a, "", $c, "", $rem);
} elsif (/(\s*\d+)(\s+\S+\s+)(\d+)(\s+)(\w+ \d+\s+\d+ \d+:\d+:\d+)/) {
my($fn, $a, $sz, $c, $dt, $rem) = ($1, $2, $3, $4, $5, $');
my($fnl, $szl, $dtl) = (length($fn), length($sz), length($dt));
my($fmt) = "%-". $fnl ."s%s%-". $szl ."s%s%-". $dtl ."s%s";
$_ = sprintf($fmt, "", $a, "", $c, "", $rem);
} elsif (/(\s*\d+)(\s+\S+\s+)(\d+)(\s+<no date>)/i) {
# 32771 -rw- 24520 <no date> underlying-config
my($fn, $a, $sz, $dt, $rem) = ($1, $2, $3, $4, $');
my($fnl, $szl) = (length($fn), length($sz));
my($fmt) = "%-". $fnl ."s%s%-". $szl ."s%s%s";
$_ = sprintf($fmt, "", $a, "", $dt, $rem);
}
}
# filter frequently changing files of the config archive feature
# change from:
# 9 -rw- 660 Jan 15 2011 20:43:54 running-config-archive-Jul--1-16-50-27.123-113
# 9 -rw- 660 Jan 15 2011 20:43:54 +00:00 running-config-archive-Jul--1-16-50-27.123-113
# to:
# -rw- running-config-archive-Jul--1-16-50-27.123-113
# -rw- running-config-archive-Jul--1-16-50-27.123-113
if (/(running-config-archive-)\S+\s*$/) {
my($arc) = $1;
if (/(\s*\d+)(\s+\S+\s+)(\d+)(\s+)(\w+ \d+\s+\d+ \d+:\d+:\d+ .\d+:\d+)/) {
my($fn, $a, $sz, $c, $dt, $rem) = ($1, $2, $3, $4, $5, $');
my($fnl, $szl, $dtl) = (length($fn), length($sz), length($dt));
my($fmt) = "%-". $fnl ."s%s%-". $szl ."s%s%-". $dtl ."s%s%s\n";
$_ = sprintf($fmt, "", $a, "", $c, "", $arc, "<removed>");
} elsif (/(\s*\d+)(\s+\S+\s+)(\d+)(\s+)(\w+ \d+\s+\d+ \d+:\d+:\d+)/) {
my($fn, $a, $sz, $c, $dt, $rem) = ($1, $2, $3, $4, $5, $');
my($fnl, $szl, $dtl) = (length($fn), length($sz), length($dt));
my($fmt) = "%-". $fnl ."s%s%-". $szl ."s%s%-". $dtl ."s%s%s\n";
$_ = sprintf($fmt, "", $a, "", $c, "", $arc, "<removed>");
}
}
if (/.*\((\d+) bytes free(\/\d+% free)?\)/) {
my($tmp) = $1;
if ($tmp >= (1024 * 1024 * 1024)) {
$tmp = int($tmp / (1024 * 1024 * 1024));
s/$1 bytes free/$tmp GB free/;
} elsif ($tmp >= (1024 * 1024)) {
$tmp = int($tmp / (1024 * 1024));
s/$1 bytes free/$tmp MB free/;
} elsif ($tmp >= (1024)) {
$tmp = int($tmp / 1024);
s/$1 bytes free/$tmp KB free/;
} elsif ($tmp > 0) {
s/$1 bytes free/< 1KB free/;
} else {
s/$1 bytes free/0 bytes free/;
}
s/\/\d+% free//;
}
# the pager can not be disabled per-session on the PIX
if (/^(<-+ More -+>)/) {
my($len) = length($1);
s/^$1\s{$len}//;
}
ProcessHistory("COMMENTS","keysort","STORAGE","!Flash: $dev: $_");
}
ProcessHistory("COMMENTS","keysort","STORAGE","!\n");
return(0);
}
# This routine parses "show firmware"
sub ShowFirmware {
my($INPUT, $OUTPUT, $cmd) = @_;
my($INT);
print STDERR " In ShowFirmware: $_" if ($debug);
while (<$INPUT>) {
tr/\015//d;
last if (/^$prompt/);
next if (/^(\s*|\s*$cmd\s*)$/);
next if (/^\s+\^$/);
return(1) if (/(invalid (input|command) detected|type help or )/i);
return(-1) if (/command authorization failed/i);
ProcessHistory("COMMENTS","keysort","FIRMWARE","! $_");
}
return(0);
}
# This routine parses "show inventory".
sub ShowInventory {
my($INPUT, $OUTPUT, $cmd) = @_;
print STDERR " In ShowInventory: $_" if ($debug);
while (<$INPUT>) {
tr/\015//d;
last if (/^$prompt/);
return if (/^\s*\^$/);
next if (/^(\s*|\s*$cmd\s*)$/);
return(1) if (/Line has invalid autocommand /);
next if (/^\s+\^\s*$/);
return(1) if (/(invalid (input|command) detected|type help or )/i);
return(-1) if (/command authorization failed/i);
# split PID/VID/SN line
if (/^PID: (\S*)\s*,\s*VID: (\S*)\s*,\s*SN: (\S*)\s*$/) {
my($pid,$vid,$sn) = ($1, $2, $3);
my($entries) = "";
# filter <empty>, "0x" and "N/A" lines
if ($pid !~ /^(|0x|N\/A)$/) {
$entries .= "!PID: $pid\n";
}
if ($vid !~ /^(|0x|N\/A)$/) {
$entries .= "!VID: $vid\n";
}
if ($sn !~ /^(|0x|N\/A)$/) {
$entries .= "!SN: $sn\n";
}
ProcessHistory("COMMENTS","keysort","INVENTORY", "$entries");
next;
}
ProcessHistory("COMMENTS","keysort","INVENTORY","!$_");
}
ProcessHistory("COMMENTS","keysort","INVENTORY","!\n");
return(0);
}
# This routine parses "show managers".
sub ShowManagers {
my($INPUT, $OUTPUT, $cmd) = @_;
print STDERR " In ShowManagers: $_" if ($debug);
while (<$INPUT>) {
tr/\015//d;
last if (/^$prompt/);
return if (/^\s*\^$/);
next if (/^(\s*|\s*$cmd\s*)$/);
return(1) if (/Line has invalid autocommand /);
next if (/^\s+\^\s*$/);
return(1) if (/(invalid (input|command) detected|type help or )/i);
return(-1) if (/command authorization failed/i);
ProcessHistory("COMMENTS","keysort","NETWORK","! $_");
}
ProcessHistory("COMMENTS","keysort","NETWORK","!\n");
return(0);
}
# This routine parses "show mode".
sub ShowMode {
my($INPUT, $OUTPUT, $cmd) = @_;
print STDERR " In ShowMode: $_" if ($debug);
while (<$INPUT>) {
tr/\015//d;
last if (/^$prompt/);
return if (/^\s*\^$/);
next if (/^(\s*|\s*$cmd\s*)$/);
return(1) if (/Line has invalid autocommand /);
next if (/^\s+\^\s*$/);
return(1) if (/(invalid (input|command) detected|type help or )/i);
return(-1) if (/command authorization failed/i);
ProcessHistory("COMMENTS","keysort","MODE","!MODE: $_");
}
ProcessHistory("COMMENTS","keysort","MODE","!\n");
return(0);
}
# This routine parses "show model".
sub ShowModel {
my($INPUT, $OUTPUT, $cmd) = @_;
print STDERR " In ShowModel: $_" if ($debug);
while (<$INPUT>) {
tr/\015//d;
last if (/^$prompt/);
return if (/^\s*\^$/);
next if (/^(\s*|\s*$cmd\s*)$/);
return(1) if (/Line has invalid autocommand /);
next if (/^\s+\^\s*$/);
return(1) if (/(invalid (input|command) detected|type help or )/i);
return(-1) if (/command authorization failed/i);
/(cisco.*)/i &&
ProcessHistory("COMMENTS","keysort","A1", "!Chassis type: $1\n") &&
next;
ProcessHistory("COMMENTS","keysort","A5","!$_");
}
ProcessHistory("COMMENTS","keysort","A9","!\n");
return(0);
}
# This routine parses "show network".
sub ShowNetwork {
my($INPUT, $OUTPUT, $cmd) = @_;
print STDERR " In ShowNetwork: $_" if ($debug);
while (<$INPUT>) {
tr/\015//d;
last if (/^$prompt/);
return if (/^\s*\^$/);
next if (/^(\s*|\s*$cmd\s*)$/);
return(1) if (/Line has invalid autocommand /);
next if (/^\s+\^\s*$/);
return(1) if (/(invalid (input|command) detected|type help or )/i);
return(-1) if (/command authorization failed/i);
ProcessHistory("COMMENTS","keysort","NETWORK","!$_");
}
ProcessHistory("COMMENTS","keysort","NETWORK","!\n");
return(0);
}
# This routine processes a "write term" for the FTD layer
sub WriteTermFTD {
my($INPUT, $OUTPUT, $cmd) = @_;
print STDERR " In WriteTermFTD: $_" if ($debug);
my($comment, $linecnt, $ftd_end, $fxos_end) = (0, 0, 0, 0);
while (<$INPUT>) {
TOP:
tr/\015//d;
last if (/^$prompt/);
return(1) if (!$linecnt && /^\s+\^\s*$/);
next if (/^\s*$cmd\s*$/);
return(1) if (/Line has invalid autocommand /);
next if (/^\s+\^\s*$/);
return(1) if (/(invalid (input|command) detected|type help or )/i);
return(1) if (/\%Error: No such file or directory/);
return(1) if (/(Open device \S+ failed|Error opening \S+:)/);
return(0) if ($ftd_end); # Only do this routine once
return(-1) if (/command authorization failed/i);
return(-1) if (/% ?configuration buffer full/i);
/^! no configuration change since last restart/i && next;
# skip emtpy lines at the beginning
if (!$linecnt && /^\s*$/) {
next;
}
/Non-Volatile memory is in use/ && return(-1); # NvRAM is locked
/% Configuration buffer full, / && return(-1); # buffer is in use
$linecnt++;
# skip the crap
/^:( written by \S+ at| saved| $|$)/i && next;
/^ngfw version /i && next;
# skip consecutive comment lines to avoid oscillating extra comment
# line on some access servers. grrr.
if (/^!\s*$/) {
next if ($comment);
ProcessHistory("COMMENTS","keysort","Z1",$_);
$comment++;
next;
}
$comment = 0;
# why put h/w info in show chassis something or other when you could
# put it in show running-config?
# : Serial Number: JAD59721NNU
# : Hardware: FPR-2110, 6842 MB RAM, CPU MIPS 1200 MHz, 1 CPU (6 cores)
/^: ((serial number|hardware): .*)/i &&
ProcessHistory("COMMENTS","keysort","A1","!$1\n") && next;
# Dog gone Cool matches to process the rest of the config
/^tftp-server flash / && next; # kill any tftp remains
/^ntp clock-period / && next; # kill ntp clock-period
/^ clockrate / && next; # kill clockrate on serial interfaces
# kill rx/txspeed (particularly on cellular modem cards)
if (/^(line (\d+(\/\d+\/\d+)?|con|aux|vty))/) {
my($key) = $1;
my($lineauto) = (0);
if ($key =~ /con/) {
$key = -1;
} elsif ($key =~ /aux/) {
$key = -2;
} elsif ($key =~ /vty/) {
$key = -3;
}
ProcessHistory("COMMENTS","keysort","Z1","$_");
while (<$INPUT>) {
tr/\015//d;
last if (/^$prompt/);
goto TOP if (! /^ /);
next if (/\s*(rx|tx)speed \d+/);
next if (/^ length /); # kill length on serial lines
next if (/^ width /); # kill width on serial lines
$lineauto = 0 if (/^[^ ]/);
$lineauto = 1 if /^ modem auto/;
/^ speed / && $lineauto && next; # kill speed on serial lines
if (/^(\s+password) \d+ / && $filter_pwds >= 1) {
$_ = "!$1 <removed>\n";
}
ProcessHistory("COMMENTS","keysort","Z1","$_");
}
}
if (/^(enable )?(password|passwd)( level \d+)? / && $filter_pwds >= 1) {
ProcessHistory("COMMENTS","keysort","Z1","!$1$2$3 <removed>\n");
next;
}
if (/^(enable secret) / && $filter_pwds >= 2) {
ProcessHistory("COMMENTS","keysort","Z1","!$1 <removed>\n");
next;
}
if (/^username (\S+)(\s.*)? secret /) {
if ($filter_pwds >= 2) {
ProcessHistory("COMMENTS","keysort","Z1",
"!username $1$2 secret <removed>\n");
} else {
ProcessHistory("COMMENTS","keysort","Z1","$_");
}
next;
}
if (/^username (\S+)(\s.*)? password ((\d) \S+|\S+)/) {
if ($filter_pwds >= 2) {
ProcessHistory("COMMENTS","keysort","Z1",
"!username $1$2 password <removed>\n");
} elsif ($filter_pwds >= 1 && $4 ne "5"){
ProcessHistory("COMMENTS","keysort","Z1",
"!username $1$2 password <removed>\n");
} else {
ProcessHistory("COMMENTS","keysort","Z1", "$_");
}
next;
}
if (/^(\s*)password / && $filter_pwds >= 1) {
ProcessHistory("COMMENTS","keysort","Z1","!$1password <removed>\n");
next;
}
if (/^(\s*)secret / && $filter_pwds >= 2) {
ProcessHistory("COMMENTS","keysort","Z1","!$1secret <removed>\n");
next;
}
if (/^(ip ftp password) / && $filter_pwds >= 1) {
ProcessHistory("COMMENTS","keysort","Z1","!$1 <removed>\n"); next;
}
if (/^( ip ospf authentication-key) / && $filter_pwds >= 1) {
ProcessHistory("COMMENTS","keysort","Z1","!$1 <removed>\n"); next;
}
if (/^\s+(domain-password|area-password) (\S+)( .*)?/
&& $filter_pwds >= 1) {
ProcessHistory("COMMENTS","keysort","Z1","!$1 <removed>$3\n"); next;
}
# this is reversable, despite 'md5' in the cmd
if (/^( ip ospf message-digest-key \d+ md5) / && $filter_pwds >= 1) {
ProcessHistory("COMMENTS","keysort","Z1","!$1 <removed>\n"); next;
}
# this is also reversable, despite 'md5 encrypted' in the cmd
if (/^( message-digest-key \d+ md5 (7|encrypted)) /
&& $filter_pwds >= 1) {
ProcessHistory("COMMENTS","keysort","Z1","!$1 <removed>\n"); next;
}
if (/^((crypto )?isakmp key) (\d )?\S+ / && $filter_pwds >= 1) {
ProcessHistory("COMMENTS","keysort","Z1","!$1 <removed> $'"); next;
}
# filter HSRP passwords
if (/^(\s+standby \d+ authentication) / && $filter_pwds >= 1) {
ProcessHistory("COMMENTS","keysort","Z1","!$1 <removed>\n"); next;
}
# ASA/PIX keys in more system:running-config
if (/^(( ikev2)? (local|remote)-authentication pre-shared-key ).*/ &&
$filter_pwds >= 1) {
ProcessHistory("COMMENTS","keysort","Z1","!$1 <removed> $'"); next;
}
# ASA/PIX keys in more system:running-config
if (/^(( ikev1)? pre-shared-key | key |failover key ).*/ &&
$filter_pwds >= 1) {
ProcessHistory("COMMENTS","keysort","Z1","!$1 <removed> $'"); next;
}
# ASA/PIX keys in more system:running-config
if (/(\s+ldap-login-password )\S+(.*)/ && $filter_pwds >= 1) {
ProcessHistory("COMMENTS","keysort","Z1","!$1 <removed> $'"); next;
}
/fair-queue individual-limit/ && next;
# filter out any RCS/CVS tags to avoid confusing local CVS storage
s/\$(Revision|Id):/ $1:/;
# order/prune snmp-server host statements
# we only prune lines of the form
# snmp-server host a.b.c.d <community>
if (/^snmp-server host (\d+\.\d+\.\d+\.\d+) /) {
if ($filter_commstr) {
my($ip) = $1;
my($line) = "snmp-server host $ip";
my(@tokens) = split(' ', $');
my($token);
while ($token = shift(@tokens)) {
if ($token eq 'version') {
$line .= " " . join(' ', ($token, shift(@tokens)));
if ($token eq '3') {
$line .= " " . join(' ', ($token, shift(@tokens)));
}
} elsif ($token eq 'vrf') {
$line .= " " . join(' ', ($token, shift(@tokens)));
} elsif ($token =~ /^(informs?|traps?|(no)?auth)$/) {
$line .= " " . $token;
} else {
$line = "!$line " . join(' ', ("<removed>",
join(' ',@tokens)));
last;
}
}
ProcessHistory("COMMENTS","keysort","Z1","$line\n");
} else {
ProcessHistory("COMMENTS","keysort","Z1","$_");
}
next;
}
# For ASA version 8.x and higher, the format changed a little. It is
# 'snmp-server host {interface {hostname | ip_address}} [trap | poll]
# [community 0 | 8 community-string] [version {1 | 2c | 3 username}]
# [udp-port port] '
if (/^(snmp-server .*community) ([08] )?(\S+)/) {
if ($filter_commstr) {
ProcessHistory("COMMENTS","keysort","Z1",
"!$1 <removed>$'") && next;
} else {
ProcessHistory("COMMENTS","keysort","Z1","$_") && next;
}
}
# prune tacacs/radius server keys
if (/^((tacacs|radius)-server\s(\w*[-\s(\s\S+])*\s?key) (\d )?\S+/
&& $filter_pwds >= 1) {
ProcessHistory("COMMENTS","keysort","Z1","!$1 <removed>$'"); next;
}
# delete ntp auth password - this md5 is a reversable too
if (/^(ntp authentication-key \d+ md5) / && $filter_pwds >= 1) {
ProcessHistory("COMMENTS","keysort","Z1","!$1 <removed>\n"); next;
}
/^ *Cryptochecksum:/ && next;
# catch anything that wasnt matched above.
ProcessHistory("COMMENTS","keysort","Z1","$_");
# end of config.
if (/^: +end$/) {
$ftd_end = 1;
return(0);
}
# In fxos-under-asa, the configuration has multiple scope blocks,
# each ending in an exit; if we're seen at least one we know that the
# command was successful (and hopefully complete).
if (/^\s*exit$/) {
$fxos_end = 1;
$found_end = 1;
}
}
# The ContentEngine lacks a definitive "end of config" marker. If we
# know that it is a CE, SAN, or NXOS and we have seen at least 5 lines
# of write term output, we can be reasonably sure that we have the config.
if (! $ftd_end && ! $fxos_end) {
print STDERR "I think I failed\n";
return(-1);
}
return(0);
}
# This routine processes a "write term"
sub WriteTerm {
my($INPUT, $OUTPUT, $cmd) = @_;
print STDERR " In WriteTerm: $_" if ($debug);
my($comment, $linecnt) = (0, 0);
ProcessHistory("","","","!\n!\n");
while (<$INPUT>) {
TOP:
tr/\015//d;
last if (/^$prompt/);
return(1) if (!$linecnt && /^\s+\^\s*$/);
next if (/^\s*$cmd\s*$/);
return(1) if (/Line has invalid autocommand /);
next if (/^\s+\^\s*$/);
return(1) if (/(invalid (input|command) detected|type help or )/i);
return(1) if (/\%Error: No such file or directory/);
return(1) if (/(Open device \S+ failed|Error opening \S+:)/);
return(0) if ($found_end); # Only do this routine once
return(-1) if (/command authorization failed/i);
return(-1) if (/% ?configuration buffer full/i);
# the pager can not be disabled per-session on the PIX
if (/^(<-+ More -+>)/) {
my($len) = length($1);
s/^$1\s{$len}//;
}
/^! no configuration change since last restart/i && next;
# skip emtpy lines at the beginning
if (!$linecnt && /^\s*$/) {
next;
}
/Non-Volatile memory is in use/ && return(-1); # NvRAM is locked
/% Configuration buffer full, / && return(-1); # buffer is in use
$linecnt++;
# skip the crap
if (/^(##+|(building|current) configuration)/i) {
while (<$INPUT>) {
next if (/^Current configuration\s*:/i);
next if (/^:/);
next if (/^([%!].*|\s*)$/);
next if (/^ip add.*ipv4:/); # band-aid for 3620 12.0S
last;
}
tr/\015//d;
}
# config timestamp on MDS/NX-OS
/Time: / && next;
# skip ASA 5520 configuration author line
/^: written by /i && next;
# some versions have other crap mixed in with the bits in the
# block above
/^! (Last configuration|NVRAM config last)/ && next;
# and for the ASA
/^: (Written by \S+ at|Saved)/ && next;
# skip consecutive comment lines to avoid oscillating extra comment
# line on some access servers. grrr.
if (/^!\s*$/) {
next if ($comment);
ProcessHistory("","","",$_);
$comment++;
next;
}
$comment = 0;
# Dog gone Cool matches to process the rest of the config
/^tftp-server flash / && next; # kill any tftp remains
/^ntp clock-period / && next; # kill ntp clock-period
/^ clockrate / && next; # kill clockrate on serial interfaces
# kill rx/txspeed (particularly on cellular modem cards)
if (/^(line (\d+(\/\d+\/\d+)?|con|aux|vty))/) {
my($key) = $1;
my($lineauto) = (0);
if ($key =~ /con/) {
$key = -1;
} elsif ($key =~ /aux/) {
$key = -2;
} elsif ($key =~ /vty/) {
$key = -3;
}
ProcessHistory("LINE","keysort","$key","$_");
while (<$INPUT>) {
tr/\015//d;
last if (/^$prompt/);
goto TOP if (! /^ /);
next if (/\s*(rx|tx)speed \d+/);
next if (/^ length /); # kill length on serial lines
next if (/^ width /); # kill width on serial lines
$lineauto = 0 if (/^[^ ]/);
$lineauto = 1 if /^ modem auto/;
/^ speed / && $lineauto && next; # kill speed on serial lines
if (/^(\s+password) \d+ / && $filter_pwds >= 1) {
$_ = "!$1 <removed>\n";
}
ProcessHistory("LINE","keysort","$key","$_");
}
}
if (/^(enable )?(password|passwd)( level \d+)? / && $filter_pwds >= 1) {
ProcessHistory("ENABLE","","","!$1$2$3 <removed>\n");
next;
}
if (/^(enable secret) / && $filter_pwds >= 2) {
ProcessHistory("ENABLE","","","!$1 <removed>\n");
next;
}
if (/^username (\S+)(\s.*)? secret /) {
if ($filter_pwds >= 2) {
ProcessHistory("USER","keysort","$1",
"!username $1$2 secret <removed>\n");
} else {
ProcessHistory("USER","keysort","$1","$_");
}
next;
}
if (/^username (\S+)(\s.*)? password ((\d) \S+|\S+)/) {
if ($filter_pwds >= 2) {
ProcessHistory("USER","keysort","$1",
"!username $1$2 password <removed>\n");
} elsif ($filter_pwds >= 1 && $4 ne "5"){
ProcessHistory("USER","keysort","$1",
"!username $1$2 password <removed>\n");
} else {
ProcessHistory("USER","keysort","$1","$_");
}
next;
}
# cisco AP w/ IOS
if (/^(wlccp \S+ username (\S+)(\s.*)? password) (\d \S+|\S+)/) {
if ($filter_pwds >= 1) {
ProcessHistory("USER","keysort","$2","!$1 <removed>\n");
} else {
ProcessHistory("USER","keysort","$2","$_");
}
next;
}
# filter auto "rogue ap" configuration lines
/^rogue ap classify / && next;
if (/^( set session-key (in|out)bound ah \d+ )/ && $filter_pwds >= 1) {
ProcessHistory("","","","!$1<removed>\n");
next;
}
if (/^( set session-key (in|out)bound esp \d+ (authenticator|cypher) )/
&& $filter_pwds >= 1) {
ProcessHistory("","","","!$1<removed>\n");
next;
}
if (/^(\s*)password / && $filter_pwds >= 1) {
ProcessHistory("LINE-PASS","","","!$1password <removed>\n");
next;
}
if (/^(\s*)secret / && $filter_pwds >= 2) {
ProcessHistory("LINE-PASS","","","!$1secret <removed>\n");
next;
}
if (/^\s*(.*?neighbor.*?) (\S*) password / && $filter_pwds >= 1) {
ProcessHistory("","","","! $1 $2 password <removed>\n");
next;
}
if (/^(\s*ppp .* hostname) .*/ && $filter_pwds >= 1) {
ProcessHistory("","","","!$1 <removed>\n"); next;
}
if (/^(\s*ppp .* password) \d .*/ && $filter_pwds >= 1) {
ProcessHistory("","","","!$1 <removed>\n"); next;
}
if (/^(ip ftp password) / && $filter_pwds >= 1) {
ProcessHistory("","","","!$1 <removed>\n"); next;
}
if (/^( ip ospf authentication-key) / && $filter_pwds >= 1) {
ProcessHistory("","","","!$1 <removed>\n"); next;
}
# isis passwords appear to be completely plain-text
if (/^\s+isis password (\S+)( .*)?/ && $filter_pwds >= 1) {
ProcessHistory("","","","!isis password <removed>$2\n"); next;
}
if (/^\s+(domain-password|area-password) (\S+)( .*)?/
&& $filter_pwds >= 1) {
ProcessHistory("","","","!$1 <removed>$3\n"); next;
}
# this is reversable, despite 'md5' in the cmd
if (/^( ip ospf message-digest-key \d+ md5) / && $filter_pwds >= 1) {
ProcessHistory("","","","!$1 <removed>\n"); next;
}
# this is also reversable, despite 'md5 encrypted' in the cmd
if (/^( message-digest-key \d+ md5 (7|encrypted)) /
&& $filter_pwds >= 1) {
ProcessHistory("","","","!$1 <removed>\n"); next;
}
if (/^((crypto )?isakmp key) (\d )?\S+ / && $filter_pwds >= 1) {
ProcessHistory("","","","!$1 <removed> $'"); next;
}
# filter HSRP passwords
if (/^(\s+standby \d+ authentication) / && $filter_pwds >= 1) {
ProcessHistory("","","","!$1 <removed>\n"); next;
}
# this appears in "measurement/sla" images
if (/^(\s+key-string \d?)/ && $filter_pwds >= 1) {
ProcessHistory("","","","!$1 <removed>\n"); next;
}
if (/^( l2tp tunnel \S+ password)/ && $filter_pwds >= 1) {
ProcessHistory("","","","!$1 <removed>\n"); next;
}
# l2tp-class secret
if (/^( digest secret 7?)/ && $filter_pwds >= 1) {
ProcessHistory("","","","!$1 <removed>\n"); next;
}
# i am told these are plain-text on the PIX
if (/^(vpdn username (\S+) password)/) {
if ($filter_pwds >= 1) {
ProcessHistory("USER","keysort","$2","!$1 <removed>\n");
} else {
ProcessHistory("USER","keysort","$2","$_");
}
next;
}
# ASA/PIX keys in more system:running-config
if (/^(( ikev2)? (local|remote)-authentication pre-shared-key ).*/ &&
$filter_pwds >= 1) {
ProcessHistory("","","","!$1 <removed> $'"); next;
}
# ASA/PIX keys in more system:running-config
if (/^(( ikev1)? pre-shared-key | key |failover key ).*/ &&
$filter_pwds >= 1) {
ProcessHistory("","","","!$1 <removed> $'"); next;
}
# ASA/PIX keys in more system:running-config
if (/(\s+ldap-login-password )\S+(.*)/ && $filter_pwds >= 1) {
ProcessHistory("","","","!$1 <removed> $'"); next;
}
# filter WPA password such as on cisco 877W ISR
if (/^\s+(wpa-psk ascii|hex \d) / && $filter_pwds >= 1) {
ProcessHistory("","","","!$1 <removed>\n"); next;
}
#
if (/^( cable shared-secret )/ && $filter_pwds >= 1) {
ProcessHistory("","","","!$1 <removed>\n");
next;
}
/fair-queue individual-limit/ && next;
# sort ip explicit-paths.
if (/^ip explicit-path name (\S+)/) {
my($key) = $1;
my($expath) = $_;
while (<$INPUT>) {
tr/\015//d;
last if (/^$prompt/);
last if (/^$prompt/ || ! /^(ip explicit-path name |[ !])/);
if (/^ip explicit-path name (\S+)/) {
ProcessHistory("EXPATH","keysort","$key","$expath");
$key = $1;
$expath = $_;
} else {
$expath .= $_;
}
}
ProcessHistory("EXPATH","keysort","$key","$expath");
}
# sort route-maps
if (/^route-map (\S+)/) {
my($key) = $1;
my($routemap) = $_;
while (<$INPUT>) {
tr/\015//d;
last if (/^$prompt/ || ! /^(route-map |[ !])/);
if (/^route-map (\S+)/) {
ProcessHistory("ROUTEMAP","keysort","$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 $2","$aclsort","$3","$_") && next;
# order extended access-lists
if ($aclfilterseq) {
/^access-list\s+(\d\d\d)\s+(\S+)\s+(\S+)\s+host\s+(\S+)/ &&
ProcessHistory("EACL $1 $2","$aclsort","$4","$_") && next;
/^access-list\s+(\d\d\d)\s+(\S+)\s+(\S+)\s+(\d\S+)/ &&
ProcessHistory("EACL $1 $2","$aclsort","$4","$_") && next;
/^access-list\s+(\d\d\d)\s+(\S+)\s+(\S+)\s+any/ &&
ProcessHistory("EACL $1 $2","$aclsort","0.0.0.0","$_") && next;
}
if ($aclfilterseq) {
/^ip(v6)? prefix-list\s+(\S+)\s+seq\s+(\d+)\s+(permit|deny)\s+(\S+)(.*)/
&& ProcessHistory("PACL $2 $4","$aclsort","$5",
"ip$1 prefix-list $2 $4 $5$6\n")
&& next;
}
# sort ipv{4,6} access-lists
if ($aclfilterseq && /^ipv(4|6) access-list (\S+)\s*$/) {
my($nlri, $key) = ($1, $2);
my($seq, $cmd);
ProcessHistory("ACL $nlri $key","","","$_");
while (<$INPUT>) {
tr/\015//d;
last if (/^$prompt/ || /^\S/);
# ipv4 access-list name
# remark NTP
# deny ipv4 host 224.0.1.1 any
# deny ipv4 239.0.0.0 0.255.255.255 any
# permit udp any eq 123 any
# permit ipv4 nnn.nnn.nnn.nnn/nn any
# permit nnn.nnn.nnn.nnn/nn
# ipv6 access-list name
# permit ipv6 host 2001:nnnn::nnnn any
# permit ipv6 2001:nnn::/nnn any
# permit 2001:nnnn::/64 any
# permit udp any eq 123 any
#
# line might begin with " sequence nnn permit ..."
s/^\s+(sequence (\d+)) / /;
my($seq) = $1;
my($cmd, $resid) = ($_ =~ /^\s+(\w+) (.+)/);