#!/usr/local/bin/perl
##
## Amazingly hacked version of Hank's rancid - this one tries to
## deal with Junipers.
##
## Original Rancid: 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: jrancid [-d] [-l] [-f filename | $host]
#
use Getopt::Std;
getopts('dfl');
$debug = $opt_d;
$log = $opt_l;
$file = $opt_f;
$host = $ARGV[0];
$clean_run = 0;
# This routine is used to print out the router configuration
sub ProcessHistory {
my($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);
}
###
### Start of real work
###
# This routine parses "show chassis clocks"
sub ShowChassisClocks {
print STDERR " In ShowChassisClocks: $_" if ($debug);
s/^[a-z]+@//;
ProcessHistory("","","","# $_");
while () {
tr/\015//d;
last if(/^$prompt/);
/error: the chassis subsystem is not running/ && return;
/Couldn\'t initiate connection/ && return;
/Unrecognized command/ && return;
/command is not valid/ && return;
/^\s+\^/ && return;
/syntax error/ && return;
ProcessHistory("","","","# $_");
}
return;
}
# This routine parses "show chassis environment"
sub ShowChassisEnvironment {
print STDERR " In ShowChassisEnvironment: $_" if ($debug);
s/^[a-z]+@//;
ProcessHistory("","","","# $_");
while () {
tr/\015//d;
last if(/^$prompt/);
/error: the chassis subsystem is not running/ && return;
/Couldn\'t initiate connection/ && return;
/Unrecognized command/ && return;
/command is not valid/ && return;
/^\s+\^/ && return;
/syntax error/ && return;
/ backplane temperature/ && next;
/(\s*Power supply.*), temperature/ &&
ProcessHistory("","","","# $1\n") && next;
/(\s*.+) +\d+ degrees C.*$/ &&
ProcessHistory("","","","# $1\n") && next;
/(^.*\S)\s+ Spinning at .*$/ &&
ProcessHistory("","","","# $1\n") && next;
ProcessHistory("","","","# $_");
}
return;
}
# This routine parses "show chassis firmware"
sub ShowChassisFirmware {
print STDERR " In ShowChassisFirmware: $_" if ($debug);
s/^[a-z]+@//;
ProcessHistory("","","","# $_");
while () {
tr/\015//d;
last if(/^$prompt/);
/error: the chassis subsystem is not running/ && return;
/Couldn\'t initiate connection/ && return;
/Unrecognized command/ && return;
/command is not valid/ && return;
/^\s+\^/ && return;
/syntax error/ && return;
ProcessHistory("","","","# $_");
}
return;
}
# This routine parses "show chassis fpc detail"
sub ShowChassisFpcDetail {
print STDERR " In ShowChassisFpcDetail: $_" if ($debug);
s/^[a-z]+@//;
ProcessHistory("","","","# $_");
while () {
tr/\015//d;
last if(/^$prompt/);
/error: the chassis subsystem is not running/ && return;
/Couldn\'t initiate connection/ && return;
/Unrecognized command/ && return;
/command is not valid/ && return;
/^\s+\^/ && return;
/syntax error/ && return;
/ Temperature/ && next;
/ Start time/ && next;
/ Uptime/ && next;
ProcessHistory("","","","# $_");
}
return;
}
# This routine parses "show chassis hardware"
sub ShowChassisHardware {
print STDERR " In ShowChassisHardware: $_" if ($debug);
s/^[a-z]+@//;
ProcessHistory("","","","# $_");
while () {
tr/\015//d;
last if(/^$prompt/);
/error: the chassis subsystem is not running/ && return;
/Couldn\'t initiate connection/ && return;
/Unrecognized command/ && return;
/command is not valid/ && return;
/^\s+\^/ && return;
/syntax error/ && return;
ProcessHistory("","","","# $_");
}
return;
}
# This routine parses "show chassis routing-engine"
# Most output is ignored.
sub ShowChassisRoutingEngine {
print STDERR " In ShowChassisRoutingEngine: $_" if ($debug);
s/^[a-z]+@//;
ProcessHistory("","","","# $_");
while () {
tr/\015//d;
last if(/^$prompt/);
/error: the chassis subsystem is not running/ && return;
/Couldn\'t initiate connection/ && return;
/Unrecognized command/ && return;
/command is not valid/ && return;
/^\s+\^/ && return;
/syntax error/ && return;
/^Routing Engine status:/ && ProcessHistory("","","","# $_") && next;
/ Slot / && ProcessHistory("","","","# $_") && next;
/ Current state/ && ProcessHistory("","","","# $_") && next;
/ Election priority/ && ProcessHistory("","","","# $_") && next;
/ DRAM/ && ProcessHistory("","","","# $_") && next;
/ Serial ID/ && ProcessHistory("","","","# $_") && next;
/^\s*$/ && ProcessHistory("","","","# $_") && next;
}
return;
}
# This routine parses "show chassis scb", "show chassis ssb", and
# "show chassis feb".
# Only do this routine once.
sub ShowChassisSCB {
print STDERR " In ShowChassisSCB: $_" if ($debug);
s/^[a-z]+@//;
ProcessHistory("","","","# $_");
while () {
tr/\015//d;
last if(/^$prompt/);
return if ($ShowChassisSCB);
/error: the chassis subsystem is not running/ && return;
/Couldn\'t initiate connection/ && return;
/Unrecognized command/ && return;
/command is not valid/ && return;
/^\s+\^/ && return;
/syntax error/ && return;
/ Temperature/ && next;
/ utilization/ && next;
/ Start time/ && next;
/ Uptime/ && next;
/ (IP|MLPS) routes:/ && next;
/ used:/ && next;
ProcessHistory("","","","# $_");
}
$ShowChassisSCB = 1;
return;
}
# This routine parses "show system boot-messages"
sub ShowSystemBootMessages {
print STDERR " In ShowSystemBootMessages: $_" if ($debug);
s/^[a-z]+@//;
ProcessHistory("","","","# $_");
while () {
tr/\015//d;
last if(/^$prompt/);
/Unrecognized command/ && return;
/^\s+\^/ && return;
/syntax error/ && return;
/^JUNOS / && && next;
/^real memory / && next;
/^avail memory / && next;
/^\/dev\// && next;
ProcessHistory("","","","# $_");
}
return;
}
# This routine parses "show version"
sub ShowVersion {
print STDERR " In ShowVersion: $_" if ($debug);
s/^[a-z]+@//;
ProcessHistory("","","","# $_");
while () {
tr/\015//d;
last if(/^$prompt/);
/^Juniper Networks is:/ && ProcessHistory("","","","# \n# $_") && next;
ProcessHistory("","","","# $_");
}
return;
}
# This routine parses "show configuration"
sub ShowConfiguration {
print STDERR " In ShowConfiguration: $_" if ($debug);
s/^[a-z]+@//;
ProcessHistory("","","","# $_");
while () {
tr/\015//d;
last if(/^$prompt/);
next if (/^\s*$/);
/^database header mismatch: / && return(-1);
/^version .*;\d+$/ && return(-1);
if (/^(\s*)(community |trap-group )[^ ;]+(\s?[;{])$/) {
if (defined($ENV{'NOCOMMSTR'})) {
$_ = "$1$2\"\"$3\n";
}
}
s/(\s*authentication-key ).*$/#$1;/;
s/^(.*\ssecret \")\$9\$.*(\".*)$/#$1$2/;
s/ # SECRET-DATA$//;
ProcessHistory("","","","$_");
}
return;
}
###
### End of real work
###
# dummy function
sub DoNothing {print STDOUT;}
# Main
%commands=(
"show chassis clocks" => "ShowChassisClocks",
"show chassis environment" => "ShowChassisEnvironment",
"show chassis firmware" => "ShowChassisFirmware",
"show chassis fpc detail" => "ShowChassisFpcDetail",
"show chassis hardware" => "ShowChassisHardware",
"show chassis routing-engine" => "ShowChassisRoutingEngine",
"show chassis scb" => "ShowChassisSCB",
"show chassis ssb" => "ShowChassisSCB",
"show chassis feb" => "ShowChassisSCB",
"show system boot-messages" => "ShowSystemBootMessages",
"show version" => "ShowVersion",
"show configuration" => "ShowConfiguration"
);
@commands=(
"show chassis clocks",
"show chassis environment",
"show chassis firmware",
"show chassis fpc detail",
"show chassis hardware",
"show chassis routing-engine",
"show chassis scb",
"show chassis ssb",
"show chassis feb",
"show system boot-messages",
"show version",
"show configuration"
);
$jnx_commands=join(";",@commands);
$cmds_regexp=join("|",@commands);
open(OUTPUT,">$host.new") || die "Can't open $host.new for writing: $!\n";
select(OUTPUT);
# make OUTPUT unbuffered
if ($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: $!\n";
} else {
print(STDERR "executing echo jlogin -c\"$jnx_commands\" $host\n") if ($debug);
print(STDOUT "executing echo jlogin -c\"$jnx_commands\" $host\n") if ($debug);
if (defined($ENV{NOPIPE})) {
system "jlogin -c \"$jnx_commands\" $host $host.raw" || die "jlogin failed for $host: $!\n";
open(INPUT, "< $host.raw") || die "jlogin failed for $host: $!\n";
} else {
open(INPUT,"jlogin -c \"$jnx_commands\" $host ) {
tr/\015//d;
if (/^Error:/) {
s/^.*Error:/Error:/;
print STDOUT ("$host jlogin error: $_");
print STDERR ("$host jlogin error: $_") if ($debug);
$clean_run=0;
last;
}
if (/System shutdown message/) {
print STDOUT ("$host shutdown msg: $_");
print STDERR ("$host shutdown msg: $_") if ($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 TOP;
}
$rval = &{$commands{$cmd}};
delete($commands{$cmd});
if ($rval == -1) {
$clean_run = 0;
last TOP;
}
}
if (/>\s*quit/) {
$clean_run=1;
last;
}
}
print STDOUT "Done jlogin: $_\n" if ($log);
# Flush History
ProcessHistory("","","","");
# Cleanup
close(INPUT);
close(OUTPUT);
if (defined($ENV{NOPIPE})) {
unlink("$host.raw") if (! $debug);
}
# check for completeness
$commands = join(", ", keys(%commands));
if (scalar(%commands) || !$clean_run) {
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) {
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);
}