From 7d8f1f74961a7494f28a732b995893a8f8916527 Mon Sep 17 00:00:00 2001
From: Pascal Rigaux <pixel@mandriva.com>
Date: Mon, 3 Mar 2008 18:11:15 +0000
Subject: - 0.03: - ->mount and ->umount now work even the cdrom is listed in
 fstab,   use ->mount_hal and ->umount_hal if you want the HAL restriction

---
 Changes           |  5 +++++
 lib/Hal/Cdroms.pm | 61 +++++++++++++++++++++++++++++++++++++++++++++++++------
 2 files changed, 60 insertions(+), 6 deletions(-)

diff --git a/Changes b/Changes
index 01f575f..826cc19 100644
--- a/Changes
+++ b/Changes
@@ -1,3 +1,8 @@
+0.03 Mon Mar  3 19:09:06 CET 2008
+
+     - ->mount and ->umount now work even the cdrom is listed in fstab,
+       use ->mount_hal and ->umount_hal if you want the HAL restriction
+
 0.02 Fri Feb 29 15:28:53 CET 2008
 
      - save error in $hal_cdroms->{error}
diff --git a/lib/Hal/Cdroms.pm b/lib/Hal/Cdroms.pm
index 0b7e824..1a9f0f1 100644
--- a/lib/Hal/Cdroms.pm
+++ b/lib/Hal/Cdroms.pm
@@ -1,6 +1,6 @@
 package Hal::Cdroms;
 
-our $VERSION = 0.02;
+our $VERSION = 0.03;
 
 # Copyright (C) 2008 Mandriva
 #
@@ -128,14 +128,15 @@ sub ensure_mounted {
 }
 
 
-=head2 $hal_cdroms->mount($hal_path)
+=head2 $hal_cdroms->mount_through_hal($hal_path)
 
-Mount the C<hal_path>.
-Return the mount point associated to the C<hal_path>, or undef it cannot be mounted successfully (see $hal_cdroms->{error})
+Mount the C<hal_path> through HAL
+Return the mount point associated to the C<hal_path>, or undef it cannot be mounted successfully (see $hal_cdroms->{error}).
+If the cdrom is listed in fstab, HAL will refuse to mount it.
 
 =cut
 
-sub mount {
+sub mount_hal {
     my ($o, $hal_path) = @_;
 
     my $device = _get_device($o, $hal_path);
@@ -148,19 +149,67 @@ sub mount {
     eval { $device->GetProperty('volume.mount_point') };
 }
 
+=head2 $hal_cdroms->mount($hal_path)
+
+Mount the C<hal_path> through HAL or fallback to plain mount(8).
+Return the mount point associated to the C<hal_path>, or undef it cannot be mounted successfully (see $hal_cdroms->{error})
+
+=cut
+
+sub mount {
+    my ($o, $hal_path) = @_;
+
+    my $mntpoint = mount_hal($o, $hal_path);
+    if (!$mntpoint) {
+	# this usually means HAL refused to mount a cdrom listed in fstab
+	my $dev = _get_device($o, $hal_path)->GetProperty('block.device');
+	if (my $wanted = $dev && _rdev($dev)) {
+	    my ($fstab_dev) = grep { $wanted == _rdev($_) } _fstab_devices();
+	    system("mount", $fstab_dev) == 0
+	      and $mntpoint = get_mount_point($o, $hal_path);
+	}
+    }
+    $mntpoint;
+}
+
+sub _rdev {
+    my ($dev) = @_;
+    (stat($dev))[6];
+}
+sub _fstab_devices() {
+    open(my $F, '<', '/etc/fstab') or return;
+    map { /(\S+)/ } <$F>;
+}
+
 =head2 $hal_cdroms->unmount($hal_path)
 
 Unmount the C<hal_path>. Return true on success (see $hal_cdroms->{error} on failure)
+If the cdrom is listed in not mounted by HAL, HAL will refuse to unmount it.
 
 =cut
 
-sub unmount {
+sub unmount_hal {
     my ($o, $hal_path) = @_;
 
     my $volume = _get_volume($o, $hal_path);
     _try($o, sub { $volume->Unmount([]) });
 }
 
+=head2 $hal_cdroms->unmount($hal_path)
+
+Unmount the C<hal_path> through HAL or fallback on umount(8).
+Return true on success (see $hal_cdroms->{error} on failure)
+
+=cut
+
+sub unmount {
+    my ($o, $hal_path) = @_;
+
+    unmount_hal($o, $hal_path) and return 1;
+
+    system('umount', get_mount_point($o, $hal_path)) == 0;
+}
+
 =head2 $hal_cdroms->eject($hal_path)
 
 Ejects the C<hal_path>. Return true on success (see $hal_cdroms->{error} on failure)
-- 
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