From 0cee55d5a1b60cc67a623f0b107a950633ed72fc Mon Sep 17 00:00:00 2001
From: Jybz <j.biernacki@free.fr>
Date: Sat, 20 Apr 2024 22:22:14 +0200
Subject: Updated to support encrypted persistent partition and fix mga#25924.

- origin:
  https://svnweb.mageia.org/packages/cauldron/dracut/current/SOURCES/0511-mgalive-A-module-to-mount-Mageia-Live-media.patch?r1=1368035&r2=1469756
- mgalive: support encrypted persistent partitions (mga#25191)
- mgalive: fix boot failure on some machines (mga#25924)
---
 modules.d/90mgalive/mgalive-root.sh | 25 ++++++++++++++++++++++---
 1 file changed, 22 insertions(+), 3 deletions(-)

(limited to 'modules.d')

diff --git a/modules.d/90mgalive/mgalive-root.sh b/modules.d/90mgalive/mgalive-root.sh
index 9d3f86a..8991749 100755
--- a/modules.d/90mgalive/mgalive-root.sh
+++ b/modules.d/90mgalive/mgalive-root.sh
@@ -2,6 +2,12 @@
 
 . /lib/dracut-lib.sh
 
+can_decrypt=0
+if [ -f /lib/dracut-crypt-lib.sh ] ; then
+    . /lib/dracut-crypt-lib.sh
+    can_decrypt=1
+fi
+
 [ -f /tmp/root.info ] && . /tmp/root.info
 
 PATH=/usr/sbin:/usr/bin:/sbin:/bin
@@ -21,6 +27,19 @@ basedev=$(echo $livedev | sed -e 's,\(/dev/sd[a-z]\)1,\1,g' -e 's,\(/dev/mmcblk[
 # Make it available to draklive-install and mgalive-shutdown
 echo $basedev > /run/mgalive/basedev
 
+# Unlock any encrypted partitions on the base device
+if [ $can_decrypt -eq 1 ] ; then
+    for dev in $(blkid -t TYPE=crypto_LUKS -o device | grep $basedev) ; do
+        ask_for_password \
+            --ply-cmd "cryptsetup open -T1 $dev crypt_${dev##/dev/}" \
+            --ply-prompt "Password ($dev)" \
+            --ply-tries 3 \
+            --tty-cmd "cryptsetup open -T3 $dev crypt_${dev##/dev/}" \
+            --tty-tries 1
+    done
+fi
+
+
 # Get the base directory for locating the loopback file. In normal use this is
 # the root directory, but a multi-boot USB stick may want to override this.
 basedir=$(getarg mgalive.basedir)
@@ -30,7 +49,7 @@ basedir=$(getarg mgalive.basedir)
 # stick may want to override this.
 overlay=$(getarg mgalive.overlay)
 if [ -z "$overlay" ] ; then
-    overlay=$(blkid -t LABEL=mgalive-persist -o device | grep $basedev)
+    overlay=$(blkid -t LABEL=mgalive-persist -o device | grep $basedev'\|'/dev/mapper)
 else
     overlay=$livedev$overlay
 fi
@@ -41,7 +60,8 @@ info "mgalive basedir is $basedir/"
 info "mgalive overlay is $overlay"
 
 media=$livedev
-if [ -z "$(blkid $livedev)" ] ; then
+ps=$(partx -go START $livedev)
+if [ $ps -ne 0 ] ; then
     if strstr "$(blkid $basedev)" "iso9660" ; then
         # This happens when we boot from a USB stick with a isohybrid partition
         # scheme where the first sector is unclaimed, so the first partition starts
@@ -53,7 +73,6 @@ if [ -z "$(blkid $livedev)" ] ; then
             # If we mount the raw device, we can't then also mount a partition
             # on that device. So to enable persistence, we need to extend the
             # first partition to claim the full range  of the iso9660 filesystem.
-            ps=$(partx -go START $livedev)
             pe=$(partx -go END   $livedev)
             if [ $ps -eq 1 ] ; then
                 info "Extending $livedev to cover sector 0"
-- 
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