#!/usr/bin/perl
# $RedRiver: update_trango.pl,v 1.20 2007/01/31 22:19:07 mike Exp $
########################################################################
# update_trango.pl *** Updates trango foxes with a new firmware
#
# 2005.11.15 #*#*# andrew fresh <andrew@mad-techies.org>
########################################################################
use strict;
use warnings;
use Net::TFTP;
use lib '.';
use Net::Telnet::Trango;
my $config_file = shift || 'update_trango.conf';
my $max_tries = 3;
my $l = Mylogger->new( { log_prefix => 'UT' } );
$l->sp("Reading config file '$config_file'");
my $conf = read_conf($config_file);
$l->sp(" Hardware Type: $conf->{'type'}");
$l->sp(" File Name: $conf->{'file_name'}");
$l->sp(" File Size: $conf->{'file_size'}");
$l->sp(" File Checksum: $conf->{'file_cksum'}");
$l->sp(" FW Version: $conf->{'ver'}");
$l->sp(" FW Checksum: $conf->{'cksum'}");
$l->sp("");
foreach my $fox (@{ $conf->{'ips'} }) {
$l->sp("Updating: $fox");
## Connect and login.
my $t = new Net::Telnet::Trango (
Timeout => 5,
Errmode => 'return',
) or die "Couldn't make new connection: $!";
$l->p("Connecting to $fox");
unless ( $t->open($fox) ) {
$l->sp("Error connecting: $!");
next;
}
my $host_type = $t->host_type;
if (lc($conf->{'firmware_type'}) eq 'fpga') {
$host_type =~ s/\s.*$//;
}
if ($host_type ne $conf->{'type'}) {
$l->sp("Wrong type of unit ('" . $t->host_type . "' should be '$conf->{'type'}')");
$t->close;
next;
}
if ($t->firmware_version eq $conf->{'ver'}) {
$l->sp("Already up to date with firmware version '" . $t->firmware_version . "'");
$t->close;
next;
}
$l->p("Logging in");
$t->login($conf->{'password'}) || die "Couldn't login: $!";
$l->p("Sending commands");
## Send commands
if ( upload($t, $conf->{'file_name'}) ) {
$l->p("Rebooting");
$t->reboot;
} else {
$l->p("Exiting");
$t->exit;
}
$l->sp("");
}
sub upload
{
my $t = shift;
my $file = shift;
my $fw_type = 'Firmware';
if (uc($conf->{'firmware_type'}) eq 'FPGA') {
$fw_type = 'FPGA';
}
my $ver = $t->ver;
$l->p("Current version '" . $ver->{$fw_type . ' Version'} . "'");
if (
$ver->{$fw_type . ' Version'} eq $conf->{'ver'} &&
$ver->{$fw_type . ' Checksum'} eq $conf->{'cksum'}
) {
$l->sp("Already updated!");
return 0;
}
my $try = 0;
while (1) {
if ($try >= $max_tries) {
$l->sp("Couldn't update in $max_tries tries!");
return undef;
}
$try++;
#sysinfo($self->{'_host'});
$l->p("Enabling TFTPd");
$t->enable_tftpd || die "Couldn't enable tftpd";
$l->p("Uploading file ($file)");
# use tftp to push the file up
my $tftp = Net::TFTP->new($t->Host, Mode => 'octet');
unless ($tftp->put($file, $file)) {
print "Error uploading: " . $tftp->error;
next;
}
# waitfor some sort of output
# make sure it says 'Success.' otherwise error
#print "LAST: " . $self->lastline;
#my @lines = $self->getlines;
#print Dump \@lines;
$l->p("Checking upload ($conf->{'file_cksum'})");
my $results = $t->tftpd;
# check the 'File Length' against ???
if ( $results->{'File Checksum'} ne $conf->{'file_cksum'}) {
$l->sp(
"File checksum '" . $results->{'File Checksum'} .
" does not match config file '" . $conf->{'file_cksum'} . "'!"
);
next;
}
$l->p("File checksum matches . . . ");
if ($results->{'File Length'} !~ /^$conf->{'file_size'} bytes/) {
$l->sp(
"File length '" . $results->{'File Length'} .
"does not match config file '" . $conf->{'file_size'} . " bytes'!"
);
next;
}
$l->p("File length matches . . . ");
if ( uc($results->{'File Name'}) ne uc($conf->{'file_name'}) ) {
$l->sp(
"File name '" . $results->{'File Name'} .
"' does not match config file '" . $conf->{'file_name'} . "'!"
);
next;
}
$l->p("File name matches . . . ");
my $image_type = 'mainimage';
if ($fw_type eq 'FPGA') {
$image_type = 'fpgaimage';
}
$l->p("Updating $image_type (new checksum '$conf->{'cksum'}')");
unless ($results = $t->updateflash(
args => $image_type . ' ' . $ver->{$fw_type . ' Checksum'} .
' ' . $conf->{'cksum'},
Timeout => 90,
) ) {
$l->sp("Couldn't update flash: $!");
next;
}
unless (
defined $results->{'Checksum'} &&
$results->{'Checksum'} eq $conf->{'cksum'}
) {
$l->sp("Saved checksum " . $results->{'Checksum'} . " does not match config file " . $conf->{'cksum'} . "!");
next;
}
$l->p("Uploaded checksum ($results->{'Checksum'}) " .
"matches ($conf->{'cksum'})");
$l->sp("Successfully updated!");
return 1;
}
}
sub read_conf
{
my $file = shift;
my %conf;
my $in_ip_list = 0;
open my $fh, $file or die "Couldn't open file $file: $!";
while (<$fh>) {
chomp;
next if /^#/;
next if /^$/;
if ($in_ip_list) {
s/\s+//g; # Whitespace is a no no
if (/^(\d{1,3}\.\d{1,3}\.\d{1,3}\.)(\d{1,3})-(\d{1,3})/) {
push @{ $conf{'ips'} }, $1 . $_ for ($2..$3);
} else {
push @{ $conf{'ips'} }, $_;
}
} else {
my ($key, $val) = split /\s+/, $_, 2;
if (lc($key) eq 'ips') {
$in_ip_list = 1;
next;
}
$key =~ s/^\s+//;
$key =~ s/\s+$//;
$val =~ s/^\s+//;
$val =~ s/\s+$//;
$conf{ lc($key) } = $val;
}
}
close $fh;
#print Dump \%conf;
foreach (
'password',
'file_name', 'file_size', 'file_cksum',
'ver', 'cksum', 'ips',
) {
die "No $_ specified in config file!"
if (not exists $conf{$_});
}
#print Dump \%conf;
#exit;
return \%conf;
}
package Mylogger;
use Fcntl ':flock'; # import LOCK_* constants
#use YAML;
use constant LOG_PRINT => 128;
use constant LOG_SAVE => 64;
DESTROY {
my $self = shift;
if ($self->{'MYLOG'}) {
$self->p("Closing log ($self->{'log_path'}/$self->{'log_file'})");
close $self->{'MYLOG'};
}
}
sub new {
my $package = shift;
my $self = shift || {};
$self->{'base_path'} ||= '.';
$self->{'log_path'} ||= $self->{'base_path'};
$self->{'log_prefix'} ||= 'LOG';
$self->{'log_file'} ||= GetLogName(
$self->{'log_prefix'},
$self->{'log_path'}
);
bless $self, $package;
}
sub s
{
my $self = shift;
my $m = shift;
return $self->mylog($m, LOG_SAVE);
}
sub p
{
my $self = shift;
my $m = shift;
return $self->mylog($m, LOG_PRINT);
}
sub sp
{
my $self = shift;
my $m = shift;
return $self->mylog($m, LOG_SAVE | LOG_PRINT);
}
sub mylog
{
my $self = shift;
my $thing = shift;
chomp $thing;
my $which = shift;
my $MYLOG;
if ($which & LOG_PRINT) {
print $thing, "\n";
}
if ($which & LOG_SAVE) {
if ($self->{'MYLOG'}) {
$MYLOG = $self->{'MYLOG'};
} else {
unless ($MYLOG) {
open ($MYLOG, '>>', $self->{'log_path'} . '/' . $self->{'log_file'})
or die "Couldn't open logfile!\n";
my $ofh = select $MYLOG;
$|=1;
select $ofh;
$self->{'MYLOG'} = $MYLOG;
$self->p("Opened log ($self->{'log_path'}/$self->{'log_file'})");
}
}
flock($MYLOG, LOCK_EX);
print $MYLOG (scalar gmtime), "\t", $thing, "\n"
or die "Couldn't print to MYLOG: $!";
flock($MYLOG, LOCK_UN);
}
}
sub GetLogName
{
my $prefix = shift || die "Invalid prefix passed for log";
my $logdate = GetLogDate();
my $logver = 0;
my $logname;
do {
$logname = $prefix . $logdate . sprintf("%02d", $logver) . '.log';
$logver++;
} until (not -e $logname);
return $logname;
}
sub GetLogDate
{
my ($sec,$min,$hour,$mday,$mon,$year,,,) = localtime();
$mon++;
$year += 1900;
if ($min < 10) { $min = "0$min" }
if ($sec < 10) { $sec = "0$sec" }
if ($hour < 10) { $hour = "0$hour" }
if ($mday < 10) { $mday = "0$mday" }
if ($mon < 10) { $mon = "0$mon" }
my $time = $year . $mon . $mday;
return $time;
}