=================================================================== RCS file: /cvs/trango/Net-Telnet-Trango/scripts/update_trango.pl,v retrieving revision 1.1 retrieving revision 1.11 diff -u -r1.1 -r1.11 --- trango/Net-Telnet-Trango/scripts/update_trango.pl 2005/11/16 03:28:42 1.1 +++ trango/Net-Telnet-Trango/scripts/update_trango.pl 2005/12/21 02:03:30 1.11 @@ -1,5 +1,5 @@ #!/usr/bin/perl -# $RedRiver$ +# $RedRiver: update_trango.pl,v 1.10 2005/12/21 01:17:06 andrew Exp $ ######################################################################## # update_trango.pl *** Updates trango foxes with a new firmware # @@ -8,5 +8,637 @@ use strict; use warnings; -use Net::Telnet; +use Net::TFTP; +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 Trango::Telnet ({ + Host => $fox, + Timeout => 5, + }); + + $l->p("Connecting to $fox"); + my ($type, $version) = $t->connect(); + + unless (defined $type && defined $version) { + $l->sp("Error connecting!"); + next; + } + + if ($type ne $conf->{'type'}) { + $l->sp("Wrong type of unit ('$type' should be '$conf->{'type'}')"); + $t->close; + next; + } + + if ($version eq $conf->{'ver'}) { + $l->sp("Already up to date with firmware version '$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; + } + $t->close; + $l->sp(""); +} + +sub upload +{ + my $t = shift; + my $file = shift; + + my $ver = $t->ver; + $l->p("Current version '$ver->{'Firmware Version'}'"); + + if ( + $ver->{'Firmware Version'} eq $conf->{'ver'} && + $ver->{'Firmware Checksum'} eq $conf->{'cksum'} + ) { + $l->sp("Already updated!"); + return 1; + } + + 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'); + + $tftp->put($file, $file) + or die "Error uploading: " . $tftp->error; + + # 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 . . . "); + + $l->p("Updating flash (new checksum '$conf->{'cksum'}')"); + unless ($results = $t->updateflash( + $ver->{'Firmware Checksum'}, $conf->{'cksum'} + ) ) { + $l->sp("Couldn't update flash: $!"); + next; + } + + unless ( + defined $results->{'Checksum'} && + $results->{'Checksum'} eq $conf->{'cksum'} + ) { + $l->sp("Saved checksum does not match config file!"); + 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 Trango::Telnet; +use base 'Net::Telnet'; + +my %PRIVATE = ( + connected => 0, + logged_in => 0, +); + +sub new { + my $class = shift; + my $args = shift || {}; + + $args->{'Timeout'} ||= 5; + $args->{'Prompt'} ||= '/#> *$/'; + + foreach my $key (keys %{ $args }) { + $PRIVATE{$key} = $args->{$key}; + } + + my $self = $class->SUPER::new(%{ $args }); + bless $self; + + #bless $self, $package; + return $self; +} + +sub connect +{ + my $self = shift; + + unless ( $self->open( + Host => $PRIVATE{'Host'}, + Errmode => 'return', + ) ) { + $! = "Couldn't connect to $self->{'Host'}. Connection timed out."; + return undef, undef; + } + #$self->dump_log('dump.log'); + + ## Login to remote host. + unless ($self->waitfor( + -match => '/password: ?$/i', + -errmode => "return", + ) ) { + $! = "problem connecting to host ($self->{'Host'}): " . $self->lastline; + return undef; + } + + $self->login_banner($self->lastline); + + $PRIVATE{'connected'} = 1; + + return ($self->host_type, $self->firmware_version); +} + +sub login +{ + my $self = shift; + + my $password = shift; + + $self->print($password); + unless ($self->waitfor( + -match => $self->prompt, + -errmode => "return", + ) ) { + $! = "login ($self->{'Host'}) failed: " . $self->lastline; + return undef; + } + + $PRIVATE{'logged_in'} = 1; + + return 1; +} + +sub login_banner +{ + my $self = shift; + + my $banner = shift || $PRIVATE{'login_banner'}; + + my ($type, $ver) = $banner =~ + /Welcome to Trango Broadband Wireless (\S+)[\s-]+(.+)$/i; + + $self->host_type($type); + $self->firmware_version($ver); + + return $banner; +} + +sub host_type +{ + my $self = shift; + + my $type = shift || $PRIVATE{'host_type'}; + $PRIVATE{'host_type'} = $type; + + return $type; +} + +sub firmware_version +{ + my $self = shift; + + my $ver = shift || $PRIVATE{'firmware_version'}; + $PRIVATE{'firmware_version'} = $ver; + + return $ver +} + +sub Host +{ + my $self = shift; + + my $host = shift || $PRIVATE{'Host'}; + $PRIVATE{'HOST'} = $host; + + return $host; +} + + +sub reboot +{ + my $self = shift; + + $self->print("reboot\n"); + $self->getline; + + return 1; +} + +sub exit +{ + my $self = shift; + + $self->print("exit\n"); + $self->getline; + + return 1; +} + +sub ver +{ + my $self = shift; + + return $self->cmd('ver'); +} + +sub tftpd +{ + my $self = shift; + + return $self->cmd('tftpd', 'Success.'); +} + +sub sysinfo +{ + my $self = shift; + + return $self->cmd('sysinfo', 'Success.'); +} + +sub enable_tftpd +{ + my $self = shift; + + my $vals = $self->cmd('tftpd on', 'Success.'); + + if ($vals->{'Tftpd'} eq 'listen') { + return $vals; + } else { + return undef; + } +} + +sub updateflash +{ + my $self = shift; + + my $old = shift; + my $new = shift; + + return undef unless $new; + + return $self->cmd("updateflash mainimage $old $new", 'Success.', 90); +} + +sub cmd +{ + my $self = shift; + + my $string = shift; + my $expect_last = shift; + my $timeout = shift || $PRIVATE{'Timeout'}; + + unless (defined $string) { + $! = "No command passed"; + return undef; + } + + unless ($PRIVATE{'connected'}) { + $! = "Not connected"; + return undef; + } + + unless ($PRIVATE{'logged_in'}) { + $! = "Not logged in"; + return undef; + } + + my @lines = $self->SUPER::cmd(String => $string, Timeout => $timeout); + + my $vals = _decode_lines(@lines); + + unless ($expect_last) { + return $vals; + } + + my $last = $self->lastline; + + if ($last =~ /$expect_last$/) { + return $vals; + } else { + warn "Error with command ($string): $last"; + return undef; + } +} + +sub _decode_lines +{ + my @lines = @_; + + my %conf; + + my $key = ''; + my $val = ''; + my $in_key = 0; + my $in_val = 0; + + foreach my $line (@lines) { + my @chars = split //, $line; + + my $last_key = ''; + foreach my $c (@chars) { + + if ($c eq '[' || $c eq "\r" || $c eq "\n") { + if ($c eq '[') { + $in_key = 1; + $in_val = 0; + } else { + $in_key = 0; + $in_val = 0; + } + + if ($key) { + $key =~ s/^\s+//; + $key =~ s/\s+$//; + + $val =~ s/^\s+//; + $val =~ s/\s+$//; + + if ($key eq 'Checksum' && $last_key) { + # Special case for these bastids. + my $new = $last_key; + $new =~ s/\s+\S+$//; + $key = $new . " " . $key; + } + + $last_key = $key; + $conf{$key} = $val; + $key = ''; + $val = ''; + } + + } elsif ($c eq ']') { + $in_val = 1; + $in_key = 0; + $c = shift @chars; + + } elsif ($in_key) { + $key .= $c; + + } elsif ($in_val) { + $val .= $c; + } + } + } + #print Dump \%conf; + + if (%conf) { + return \%conf; + } else { + return \@lines; + } +} + + + +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; +}