Add support for setting up serial console ports

1 files changed, 73 insertions, 0 deletions

diff --git a/scripts/system/vyatta_update_console.pl b/scripts/system/vyatta_update_console.pl
new file mode 100644
index 00000000..84cf7488
--- /dev/null
+++ b/scripts/system/vyatta_update_console.pl
@@ -0,0 +1,73 @@
+#! /usr/bin/perl
+
+# **** License ****
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License version 2 as
+# published by the Free Software Foundation.
+#
+# This program is distributed in the hope that it will be useful, but
+# WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+# General Public License for more details.
+#
+# This code was originally developed by Vyatta, Inc.
+# Portions created by Vyatta are Copyright (C) 2010 Vyatta, Inc.
+# All Rights Reserved.
+#
+# **** End License ****
+
+# Update console configuration in /etc/inittab and grub
+# based on Vyatta configuration
+
+use strict;
+use lib "/opt/vyatta/share/perl5";
+use Vyatta::Config;
+use File::Compare;
+use File::Copy;
+
+my $INITTAB = "/etc/inittab";
+my $TMPTAB  = "/tmp/inittab.$$";
+
+die "$0 expects no arguments\n" if (@ARGV);
+
+sub update_inittab {
+    open (my $inittab, '<', $INITTAB)
+	or die "Can't open $INITTAB";
+
+    open (my $tmp, '>', $TMPTAB)
+	or die "Can't open $TMPTAB";
+
+    # Clone original inittab but remove all references to serial lines
+    print {$tmp} grep { ~ /^T/ } <$inittab>;
+    close $inittab;
+
+    my $config = new Vyatta::Config;
+    $config->setLevel("system console");
+
+    my $id = 0;
+    foreach my $tty ($config->listNodes()) {
+	my $speed = $config->returnValue("$tty speed");
+	$speed = 9600 unless $speed;
+    
+	print {$tmp} "T$id:23:respawn:/sbin/getty $speed $tty";
+	++$id;
+    }
+    close $tmp;
+
+    if ( compare($INITTAB, $TMPTAB) != 0) {
+	copy($TMPTAB, $INITTAB)
+	    or die "Can't copy $TMPTAB to $INITTAB";
+	kill 1, 1; 	# Send init standard signal to reread table
+    }
+    unlink($TMPTAB);
+}
+
+sub update_grub {
+    # TBD 
+}
+
+update_inittab();
+
+update_grub();
+
+exit 0;