From: Munehiro Matsuda <haro@kgt.co.jp>
Date: Thu, 14 Jan 2010 15:32:09 +0000 (+0100)
Subject: dmsquash: add support for loopmounted *.iso files
X-Git-Tag: 004~9
X-Git-Url: http://git.ipfire.org/gitweb/?a=commitdiff_plain;h=651f3f3d1a3f58d58fd365962154e555017bd7ae;p=thirdparty%2Fdracut-ng.git

dmsquash: add support for loopmounted *.iso files

https://bugzilla.redhat.com/show_bug.cgi?id=548283
---

diff --git a/modules.d/90dmsquash-live/dmsquash-liveiso-genrules.sh b/modules.d/90dmsquash-live/dmsquash-liveiso-genrules.sh
new file mode 100644
index 000000000..a196202ee
--- /dev/null
+++ b/modules.d/90dmsquash-live/dmsquash-liveiso-genrules.sh
@@ -0,0 +1,7 @@
+if [ "${root%%:*}" = "liveiso" ]; then
+    (
+     printf 'KERNEL=="loop0", RUN+="/sbin/initqueue --settled --onetime --unique /sbin/dmsquash-live-root `/sbin/losetup -f --show %s`"\n' \
+	  ${root#liveiso:}
+    ) >> /etc/udev/rules.d/99-liveiso-mount.rules
+    echo '[ -e /dev/root ]' > /initqueue-finished/dmsquash.sh
+fi
diff --git a/modules.d/90dmsquash-live/install b/modules.d/90dmsquash-live/install
index 7326945b2..76001586b 100755
--- a/modules.d/90dmsquash-live/install
+++ b/modules.d/90dmsquash-live/install
@@ -17,6 +17,7 @@ inst blockdev
 which checkisomd5 >/dev/null 2>&1 && inst checkisomd5
 inst_hook cmdline 30 "$moddir/parse-dmsquash-live.sh"
 inst_hook pre-udev 30 "$moddir/dmsquash-live-genrules.sh"
+inst_hook pre-udev 30 "$moddir/dmsquash-liveiso-genrules.sh"
 inst "$moddir/dmsquash-live-root" "/sbin/dmsquash-live-root"
 # should probably just be generally included
 inst_rules 60-cdrom_id.rules
diff --git a/modules.d/90dmsquash-live/parse-dmsquash-live.sh b/modules.d/90dmsquash-live/parse-dmsquash-live.sh
index 0641dde2b..81181f577 100755
--- a/modules.d/90dmsquash-live/parse-dmsquash-live.sh
+++ b/modules.d/90dmsquash-live/parse-dmsquash-live.sh
@@ -30,6 +30,10 @@ case "$liveroot" in
 	root="${root#live:}"
 	root="live:/dev/disk/by-uuid/${root#UUID=}"
         rootok=1 ;;
+    live:/*.[Ii][Ss][Oo]|/*.[Ii][Ss][Oo])
+	root="${root#live:}"
+	root="liveiso:${root}"
+	rootok=1 ;;
     live:/dev/*)
         rootok=1 ;;
 esac