===================================================================
RCS file: /cvs/trango/Net-Telnet-Trango/scripts/update_trango.pl,v
retrieving revision 1.1
retrieving revision 1.3
diff -u -r1.1 -r1.3
--- trango/Net-Telnet-Trango/scripts/update_trango.pl	2005/11/16 03:28:42	1.1
+++ trango/Net-Telnet-Trango/scripts/update_trango.pl	2005/11/16 20:48:48	1.3
@@ -1,5 +1,5 @@
 #!/usr/bin/perl
-# $RedRiver$
+# $RedRiver: update_trango.pl,v 1.2 2005/11/16 05:26:37 andrew Exp $
 ########################################################################
 # update_trango.pl *** Updates trango foxes with a new firmware
 # 
@@ -9,4 +9,321 @@
 use warnings;
 
 use Net::Telnet;
+use Net::TFTP;
+#use YAML;
 
+
+my $config_file = shift || 'fox53.conf';
+my $conf = read_conf($config_file);
+
+my $max_tries = 1;
+
+
+
+
+
+
+foreach my $fox (@{ $conf->{'ips'} }) {
+  print STDERR "Updating: $fox\n";
+
+  ## Connect and login.
+  my $host = new Net::Telnet (Timeout => 5,
+                              Prompt => '/#> *$/');
+  print "Connecting to $fox\n";
+  $host->open($fox);
+  $host->dump_log('dump.log');
+
+  ## Login to remote host.
+  $host->waitfor(
+    -match => '/password: ?$/i',
+    -errmode => "return",
+  ) or die "problem connecting to host ($fox): ", $host->lastline;
+
+  my $login_banner = $host->lastline;
+  my ($type, $version) = $login_banner =~ 
+    /Welcome to Trango Broadband Wireless (\w+)-(.+)$/i;
+
+  if ($type ne $conf->{'type'}) {
+    print STDERR "Wrong type of unit ('$type' should be '$conf->{'type'}')\n";
+    $host->close;
+    next;
+  }
+
+  if ($version eq $conf->{'ver'}) {
+    print STDERR "Already up to date with firmware version '$version'\n";
+    $host->close;
+    next;
+  }
+
+  print "Logging in\n";
+  $host->print($conf->{'password'});
+  $host->waitfor(
+    -match => $host->prompt,
+    -errmode => "return",
+  ) or die "login ($fox) failed: ", $host->lastline;
+
+
+  print "Sending commands\n";
+  ## Send commands
+  if ( upload($host, $fox, $conf->{'file_name'}) ) {
+    print "Rebooting\n";
+    $host->print("reboot\n");
+    $host->getline;
+  } else {
+    print "Exiting\n";
+    $host->print("exit\n");
+    $host->getline;
+  }
+  $host->close;
+}
+
+sub upload
+{
+  my $host = shift;
+  my $fox  = shift;
+  my $file = shift;
+
+  print "Getting current version\n";
+  my $ver = get_ver($host);
+
+  if (
+    $ver->{'Firmware Version'}  eq $conf->{'ver'} && 
+    $ver->{'Firmware Checksum'} eq $conf->{'cksum'}
+  ) {
+    print STDERR "Already updated!";
+    return 1;
+  }
+
+  my $try = 0;
+  while (1) {
+    if ($try >= $max_tries) {
+      print STDERR "Couldn't update in $max_tries tries!";
+      return undef;
+    }
+    $try++;
+
+    #sysinfo($host);
+    
+    print "Enabling TFTPd\n";
+    enable_tftpd($host) || die "Couldn't enable tftpd";
+
+    print "Uploading file\n";
+    # use tftp to push the file up
+    my $tftp = Net::TFTP->new($fox, 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: " . $host->lastline;
+    #my @lines = $host->getlines;
+    #print Dump \@lines;
+    
+    print "Checking upload\n";
+    my $results = check_tftpd($host);
+    # check the 'File Length' against ???
+    if ( $results->{'File Checksum'} ne $conf->{'file_cksum'}) {
+      print STDERR "File checksum does not match config file!";
+      next;
+    }
+
+    if ($results->{'File Length'}   !~ /^$conf->{'file_size'} bytes/) {
+      print STDERR "File length does not match config file!";
+      next;
+    }
+
+    if ( uc($results->{'File Name'}) ne uc($conf->{'file_name'}) ) {
+      print STDERR "File name does not match config file!";
+      next;
+    }
+
+    print "Updating flash\n";
+    $results = updateflash(
+      $host, $ver->{'Firmware Checksum'}, $conf->{'cksum'}
+    ) or die "Couldn't update flash: " . $host->lastline;
+    unless (
+      defined $results->{'Checksum'} && 
+      $results->{'Checksum'} eq $conf->{'cksum'}
+    ) {
+      print STDERR "Saved checksum does not match config file!";
+      next;
+    }
+    
+    print STDERR "Successfully updated!\n";
+    return 1;
+  }
+}
+
+sub get_ver
+{
+  my $host = shift;
+  return cmd($host, 'ver');
+}
+
+sub enable_tftpd
+{
+  my $host = shift;
+
+  my $vals = cmd($host, 'tftpd on', 'Success.');
+
+  if ($vals->{'Tftpd'} eq 'listen') {
+    return $vals;
+  } else {
+    return undef;
+  }
+}
+
+sub check_tftpd
+{
+  my $host = shift;
+  return cmd($host, 'tftpd', 'Success.');
+}
+
+sub sysinfo
+{
+  my $host = shift;
+  return cmd($host, 'sysinfo', 'Success.');
+}
+
+sub updateflash
+{
+  my $host = shift;
+  my $old = shift;
+  my $new = shift;
+
+  return undef unless $new;
+
+  return cmd($host, "updateflash mainimage $old $new", 'Success.', 90);
+}
+
+sub cmd
+{
+  my $host   = shift;
+  my $string = shift;
+  my $expect_last = shift;
+  my $timeout = shift || 5;
+
+  my @lines = $host->cmd(String => $string, Timeout => $timeout);
+
+  my $vals = decode_lines(@lines);
+
+  my $last = $host->lastline;
+
+  unless ($expect_last) {
+    return $vals;
+  }
+
+  if ($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;
+  }
+}
+
+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) {
+      push @{ $conf{'ips'} }, $_;
+    } else {
+      my ($key, $val) = split /\s+/, $_, 2;
+
+      if (lc($key) eq 'ips') {
+        $in_ip_list = 1;
+        next;
+      }
+
+      $conf{ lc($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 $conf{$_});
+  }
+
+  return \%conf;
+}