From b3e8ddc056feb1068314f3d9c44172316ab9138b Mon Sep 17 00:00:00 2001
From: Tzafrir Cohen <tzafrir.cohen@xorcom.com>
Date: Fri, 5 Dec 2008 00:24:09 +0000
Subject: dahdi_genconf: add output type 'modules' (/etc/dahdi/modules)

Also improved documentation.


git-svn-id: http://svn.asterisk.org/svn/dahdi/tools/trunk@5440 a0bf4364-ded3-4de4-8d8a-66a801d63aff
---
 xpp/dahdi_genconf | 65 +++++++++++++++++++++++++++++++++++++++++++++++--------
 1 file changed, 56 insertions(+), 9 deletions(-)

(limited to 'xpp')

diff --git a/xpp/dahdi_genconf b/xpp/dahdi_genconf
index 8135b98..8702906 100755
--- a/xpp/dahdi_genconf
+++ b/xpp/dahdi_genconf
@@ -12,6 +12,7 @@ use File::Basename;
 BEGIN { my $dir = dirname($0); unshift(@INC, "$dir", "$dir/perl_modules"); }
 
 use Dahdi;
+use Dahdi::Hardware;
 use Dahdi::Xpp;
 use Dahdi::Config::GenconfDefaults;
 
@@ -131,6 +132,7 @@ sub map_dahdi_defaults {
 
 
 my $dahdiconf_file;
+my $dahdimods_file;
 my $chan_dahdi_channels_file;
 my $users_file;
 my $chan_dahdi_conf_file;
@@ -138,6 +140,7 @@ my $unicall_channels_file;
 
 my %files = (
 	dahdi		=> { file => \$dahdiconf_file, func => \&gen_dahdiconf },
+	modules		=> { file => \$dahdimods_file, func => \&gen_dahdimods },
 	chan_dahdi	=> { file => \$chan_dahdi_channels_file, func => \&gen_chan_dahdi_channelsconf },
 	users		=> { file => \$users_file, func => \&gen_usersconf },
 	unicall		=> { file => \$unicall_channels_file, func => \&gen_unicall_channels },
@@ -313,6 +316,32 @@ TAIL
 	select $old;
 }
 
+
+sub gen_dahdimods($) {
+	my $file = shift || die;
+	rename "$file", "$file.bak"
+		or $! == 2	# ENOENT (No dependency on Errno.pm)
+		or die "Failed to backup old config: $!\n";
+	open(F, ">$file") || die "$0: Failed to open $file: $!\n";
+	my $old = select F;
+	printf "# Autogenerated by %s on %s\n", $0, scalar(localtime);
+	print <<"HEAD";
+# List of modules for DAHDI devices detected on the system
+#
+# This file is parsed by the dahdi init.d script, /etc/init.d/dahdi
+# Anything after '#' is a comment. List one module in a line.
+#
+HEAD
+	my $hardware = Dahdi::Hardware->scan;
+	foreach my $dev ($hardware->device_list) {
+		my $description = $dev->description || "";
+		printf "%s\t#%s %s\n", $dev->driver,
+			$dev->description, $dev->hardware_name;
+	}
+	close F;
+	select $old;
+}
+
 my %DefaultConfigs = (
 	context => 'default',
 	group => '63', # FIXME: should not be needed. 
@@ -324,7 +353,7 @@ my %DefaultConfigs = (
 
 sub reset_chan_dahdi_values {
 	foreach my $arg (@_) {
-		if (exists $DefaultConfigs{$arg}) {
+		if (exists ($DefaultConfigs{$arg})) {
 			print "$arg = $DefaultConfigs{$arg}\n";
 		} else {
 			print "$arg =\n";
@@ -613,6 +642,7 @@ sub set_defaults {
 		$val =~ s/{fxs_default_start}/$fxs_default_start/g;
 	}
 	$dahdiconf_file = $ENV{DAHDI_CONF_FILE} || "/etc/dahdi/system.conf";
+	$dahdimods_file = $ENV{DAHDI_MODS_FILE} || "/etc/dahdi/modules";
 	$chan_dahdi_channels_file = $ENV{CHAN_DAHDI_CHANNELS_FILE} || "/etc/asterisk/dahdi-channels.conf";
 	$users_file = $ENV{USERS_FILE} || "/etc/asterisk/users.conf";
 	$unicall_channels_file = $ENV{UNICALL_CHANNELS_FILE} || "/etc/asterisk/unicall-channels.conf";
@@ -649,31 +679,48 @@ dahdi_genconf [FILES...]
 
 =head1 DESCRIPTION
 
-This script generate configuration files for Dahdi hardware.
-Currently it can generate three files: dahdi, chan_dahdi, users and chan_dahdi_full (see below).
-Without arguments, it generates only dahdi and chan_dahdi.
+This script generate configuration files for DAHDI hardware. The
+parameters are types of files to generate. By default it will generate
+the types 'dahdi' and 'chan_dahdi'. See below a complete list.
 
 =over 4
 
 =item dahdi - /etc/dahdi/system.conf
 
-Configuration for dahdi_cfg(1). It's location may be overriden by the
+Configuration for dahdi_cfg(1). Its location may be overriden by the
 environment variable DAHDI_CONF_FILE.
 
+=item modules /etc/dahdi/modules
+
+List of DAHDI kernel modules to be loaded by the init.d script. One
+module per line. Its location may be overriden with the variable
+DAHDI_MODS_FILE.
+
 =item chan_dahdi - /etc/asterisk/dahdi-channels.conf
 
 Configuration for asterisk(1). It should be included in the main /etc/asterisk/chan_dahdi.conf.
-It's location may be overriden by the environment variable CHAN_DAHDI_CHANNELS_FILE.
+Its location may be overriden by the environment variable 
+CHAN_DAHDI_CHANNELS_FILE.
 
 =item users - /etc/asterisk/users.conf
 
 Configuration for asterisk(1) and AsteriskGUI.
-It's location may be overriden by the environment variable USERS_FILE.
+Its location may be overriden by the environment variable USERS_FILE.
 
 =item chan_dahdi_full - /etc/asterisk/chan_dahdi.conf
 
 Configuration for asterisk(1) and AsteriskGUI.
-It's location may be overriden by the environment variable CHAN_DAHDI_CONF_FILE.
-
+Its location may be overriden by the environment variable CHAN_DAHDI_CONF_FILE.
 
 =back
+
+=head1 EXAMPLES
+
+Generate /etc/dahdi/system.conf ('dahdi') and a snippet of
+chan_dahdi.conf ('chan_dahdi'):
+
+  dahdi_genconf
+
+Create those two files, and /etc/dahdi/modules:
+
+  dahdi_genconf chan_dahdi dahdi modules
-- 
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