version 1.1, 2005/11/16 03:28:42 |
version 1.14, 2005/12/30 19:26:06 |
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#!/usr/bin/perl
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#!/usr/bin/perl
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# $RedRiver$
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# $RedRiver: update_trango.pl,v 1.13 2005/12/30 01:02:41 andrew Exp $
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########################################################################
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########################################################################
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# update_trango.pl *** Updates trango foxes with a new firmware
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# update_trango.pl *** Updates trango foxes with a new firmware
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#
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#
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use strict;
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use strict;
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use warnings;
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use warnings;
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use Net::Telnet;
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use Net::TFTP;
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use YAML;
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use lib '.';
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use Net::Telnet::Trango;
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my $config_file = shift || 'update_trango.conf';
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my $max_tries = 3;
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my $l = Mylogger->new( { log_prefix => 'UT' } );
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$l->sp("Reading config file '$config_file'");
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my $conf = read_conf($config_file);
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$l->sp(" Hardware Type: $conf->{'type'}");
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$l->sp(" File Name: $conf->{'file_name'}");
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$l->sp(" File Size: $conf->{'file_size'}");
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$l->sp(" File Checksum: $conf->{'file_cksum'}");
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$l->sp(" FW Version: $conf->{'ver'}");
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$l->sp(" FW Checksum: $conf->{'cksum'}");
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$l->sp("");
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foreach my $fox (@{ $conf->{'ips'} }) {
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$l->sp("Updating: $fox");
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## Connect and login.
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my $t = new Net::Telnet::Trango (
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Timeout => 5,
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Errmode => 'return',
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) or die "Couldn't make new connection: $!";
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$l->p("Connecting to $fox");
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unless ( $t->open($fox) ) {
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$l->sp("Error connecting: $!");
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next;
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}
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if ($t->host_type ne $conf->{'type'}) {
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$l->sp("Wrong type of unit ('$t->host_type' should be '$conf->{'type'}')");
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$t->close;
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next;
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}
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if ($t->firmware_version eq $conf->{'ver'}) {
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$l->sp("Already up to date with firmware version '$t->firmware_version'");
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$t->close;
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next;
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}
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$l->p("Logging in");
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$t->login($conf->{'password'}) || die "Couldn't login: $!";
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$l->p("Sending commands");
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## Send commands
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#print Dump $t->login_banner;
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#print Dump $t->sysinfo;
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#print Dump $t->last_lines;
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#print Dump $t->ver();
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print Dump $t->tftpd();
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print Dump $t->enable_tftpd();
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#print Dump [ "Exit", $t->exit ];
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print Dump $t->tftpd();
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print Dump $t->disable_tftpd();
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print Dump $t->tftpd();
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#if ( upload($t, $conf->{'file_name'}) ) {
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# $l->p("Rebooting");
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# $t->reboot;
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#} else {
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$l->p("Exiting");
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$t->exit;
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#}
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$l->sp("");
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}
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sub upload
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{
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my $t = shift;
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my $file = shift;
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my $ver = $t->ver;
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$l->p("Current version '$ver->{'Firmware Version'}'");
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if (
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$ver->{'Firmware Version'} eq $conf->{'ver'} &&
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$ver->{'Firmware Checksum'} eq $conf->{'cksum'}
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) {
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$l->sp("Already updated!");
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return 1;
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}
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my $try = 0;
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while (1) {
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if ($try >= $max_tries) {
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$l->sp("Couldn't update in $max_tries tries!");
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return undef;
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}
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$try++;
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#sysinfo($self->{'_host'});
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$l->p("Enabling TFTPd");
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$t->enable_tftpd || die "Couldn't enable tftpd";
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$l->p("Uploading file ($file)");
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# use tftp to push the file up
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my $tftp = Net::TFTP->new($t->Host, Mode => 'octet');
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$tftp->put($file, $file)
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or die "Error uploading: " . $tftp->error;
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# waitfor some sort of output
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# make sure it says 'Success.' otherwise error
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#print "LAST: " . $self->lastline;
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#my @lines = $self->getlines;
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#print Dump \@lines;
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$l->p("Checking upload ($conf->{'file_cksum'})");
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my $results = $t->tftpd;
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# check the 'File Length' against ???
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if ( $results->{'File Checksum'} ne $conf->{'file_cksum'}) {
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$l->sp(
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"File checksum '" . $results->{'File Checksum'} .
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"does not match config file '" . $conf->{'file_cksum'} . "'!"
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);
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next;
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}
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$l->p("File checksum matches . . . ");
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if ($results->{'File Length'} !~ /^$conf->{'file_size'} bytes/) {
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$l->sp(
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"File length '" . $results->{'File Length'} .
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"does not match config file '" . $conf->{'file_size'} . " bytes'!"
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);
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next;
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}
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$l->p("File length matches . . . ");
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if ( uc($results->{'File Name'}) ne uc($conf->{'file_name'}) ) {
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$l->sp(
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"File name '" . $results->{'File Name'} .
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"' does not match config file '" . $conf->{'file_name'} . "'!"
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);
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next;
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}
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$l->p("File name matches . . . ");
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$l->p("Updating flash (new checksum '$conf->{'cksum'}')");
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unless ($results = $t->updateflash(
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args => 'mainimage ' . $ver->{'Firmware Checksum'} .
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' ' . $conf->{'cksum'},
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Timeout => 90,
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) ) {
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$l->sp("Couldn't update flash: $!");
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next;
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}
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unless (
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defined $results->{'Checksum'} &&
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$results->{'Checksum'} eq $conf->{'cksum'}
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) {
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$l->sp("Saved checksum does not match config file!");
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next;
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}
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$l->p("Uploaded checksum ($results->{'Checksum'}) " .
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"matches ($conf->{'cksum'})");
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$l->sp("Successfully updated!");
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return 1;
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}
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}
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sub read_conf
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{
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my $file = shift;
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my %conf;
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my $in_ip_list = 0;
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open my $fh, $file or die "Couldn't open file $file: $!";
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while (<$fh>) {
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chomp;
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next if /^#/;
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next if /^$/;
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if ($in_ip_list) {
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s/\s+//g; # Whitespace is a no no
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if (/^(\d{1,3}\.\d{1,3}\.\d{1,3}\.)(\d{1,3})-(\d{1,3})/) {
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push @{ $conf{'ips'} }, $1 . $_ for ($2..$3);
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} else {
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push @{ $conf{'ips'} }, $_;
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}
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} else {
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my ($key, $val) = split /\s+/, $_, 2;
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if (lc($key) eq 'ips') {
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$in_ip_list = 1;
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next;
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}
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$key =~ s/^\s+//;
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$key =~ s/\s+$//;
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$val =~ s/^\s+//;
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$val =~ s/\s+$//;
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$conf{ lc($key) } = $val;
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}
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}
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close $fh;
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#print Dump \%conf;
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foreach (
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'password',
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'file_name', 'file_size', 'file_cksum',
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'ver', 'cksum', 'ips',
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) {
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die "No $_ specified in config file!"
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if (not exists $conf{$_});
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}
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#print Dump \%conf;
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#exit;
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return \%conf;
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}
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package Mylogger;
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use Fcntl ':flock'; # import LOCK_* constants
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#use YAML;
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use constant LOG_PRINT => 128;
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use constant LOG_SAVE => 64;
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DESTROY {
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my $self = shift;
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if ($self->{'MYLOG'}) {
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$self->p("Closing log ($self->{'log_path'}/$self->{'log_file'})");
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close $self->{'MYLOG'};
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}
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}
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sub new {
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my $package = shift;
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my $self = shift || {};
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$self->{'base_path'} ||= '.';
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$self->{'log_path'} ||= $self->{'base_path'};
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$self->{'log_prefix'} ||= 'LOG';
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$self->{'log_file'} ||= GetLogName(
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$self->{'log_prefix'},
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$self->{'log_path'}
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);
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bless $self, $package;
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}
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sub s
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{
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my $self = shift;
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my $m = shift;
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return $self->mylog($m, LOG_SAVE);
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}
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sub p
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{
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my $self = shift;
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my $m = shift;
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return $self->mylog($m, LOG_PRINT);
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}
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sub sp
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{
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my $self = shift;
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my $m = shift;
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return $self->mylog($m, LOG_SAVE | LOG_PRINT);
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}
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sub mylog
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{
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my $self = shift;
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my $thing = shift;
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chomp $thing;
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my $which = shift;
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my $MYLOG;
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if ($which & LOG_PRINT) {
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print $thing, "\n";
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}
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if ($which & LOG_SAVE) {
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if ($self->{'MYLOG'}) {
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$MYLOG = $self->{'MYLOG'};
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} else {
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unless ($MYLOG) {
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open ($MYLOG, '>>', $self->{'log_path'} . '/' . $self->{'log_file'})
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or die "Couldn't open logfile!\n";
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my $ofh = select $MYLOG;
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$|=1;
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select $ofh;
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$self->{'MYLOG'} = $MYLOG;
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$self->p("Opened log ($self->{'log_path'}/$self->{'log_file'})");
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}
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}
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flock($MYLOG, LOCK_EX);
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print $MYLOG (scalar gmtime), "\t", $thing, "\n"
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or die "Couldn't print to MYLOG: $!";
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flock($MYLOG, LOCK_UN);
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}
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}
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sub GetLogName
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{
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my $prefix = shift || die "Invalid prefix passed for log";
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my $logdate = GetLogDate();
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my $logver = 0;
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my $logname;
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do {
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$logname = $prefix . $logdate . sprintf("%02d", $logver) . '.log';
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$logver++;
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} until (not -e $logname);
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return $logname;
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}
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sub GetLogDate
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{
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my ($sec,$min,$hour,$mday,$mon,$year,,,) = localtime();
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$mon++;
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$year += 1900;
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if ($min < 10) { $min = "0$min" }
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if ($sec < 10) { $sec = "0$sec" }
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if ($hour < 10) { $hour = "0$hour" }
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if ($mday < 10) { $mday = "0$mday" }
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if ($mon < 10) { $mon = "0$mon" }
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my $time = $year . $mon . $mday;
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return $time;
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}
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