From c56b63d1bd06e3eaf149502d7c46c59a5978fd44 Mon Sep 17 00:00:00 2001
From: Jeremy Katz <katzj@redhat.com>
Date: Wed, 22 Jul 2009 16:06:29 -0400
Subject: [PATCH] Support checking the iso

Support checking the iso image with checkisomd5 if available
---
 modules.d/90dmsquash-live/dmsquash-live-root | 15 +++++++++++++--
 modules.d/90dmsquash-live/install            |  1 +
 2 files changed, 14 insertions(+), 2 deletions(-)

diff --git a/modules.d/90dmsquash-live/dmsquash-live-root b/modules.d/90dmsquash-live/dmsquash-live-root
index fcce65b18..b3fa0d4a4 100755
--- a/modules.d/90dmsquash-live/dmsquash-live-root
+++ b/modules.d/90dmsquash-live/dmsquash-live-root
@@ -14,7 +14,19 @@ fi
 [ -z "$1" ] && exit 1
 livedev="$1"
 
-# FIXME: do cd check here
+# FIXME: we need to be able to hide the plymouth splash for the check really
+[ -e $livedev ] & fs=$(blkid -s TYPE -o value $livedev)
+if [ "$fs" == "iso9660" -o "$fs" = "udf" ]; then
+    check="yes"
+fi
+getarg check || check=""
+if [ -n "$check" ]; then
+    checkisomd5 --verbose $livedev || :
+    if [ $? -ne 0 ]; then
+	echo "CD check failed!"
+	exit 1
+    fi
+fi
 
 getarg ro && liverw=ro
 getarg rw && liverw=rw
@@ -32,7 +44,6 @@ overlay=off
 live_dir="LiveOS"
 live_ram=0
 reset_overlay=0
-check=0
 
 # overlay setup helper function
 do_live_overlay() {
diff --git a/modules.d/90dmsquash-live/install b/modules.d/90dmsquash-live/install
index ff60518e5..e8c78c042 100755
--- a/modules.d/90dmsquash-live/install
+++ b/modules.d/90dmsquash-live/install
@@ -5,6 +5,7 @@ inst dd
 inst losetup
 inst eject
 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 "$moddir/dmsquash-live-root" "/sbin/dmsquash-live-root"
-- 
2.47.3