From 379dd5de55abab3438112121a37fbcbc9b80c19f Mon Sep 17 00:00:00 2001
From: Harald Hoyer <harald@redhat.com>
Date: Fri, 6 Mar 2009 12:32:54 +0100
Subject: [PATCH] use udev rules to autoassemble a md raid and added mdmon
 pre-pivot

---
 modules.d/90mdraid/70-mdadm.rules     | 6 ++++++
 modules.d/90mdraid/install            | 6 +++++-
 modules.d/90mdraid/mdmon-pre-pivot.sh | 3 +++
 modules.d/90mdraid/mdraid.sh          | 8 --------
 4 files changed, 14 insertions(+), 9 deletions(-)
 create mode 100644 modules.d/90mdraid/70-mdadm.rules
 create mode 100644 modules.d/90mdraid/mdmon-pre-pivot.sh
 delete mode 100644 modules.d/90mdraid/mdraid.sh

diff --git a/modules.d/90mdraid/70-mdadm.rules b/modules.d/90mdraid/70-mdadm.rules
new file mode 100644
index 000000000..bd116338c
--- /dev/null
+++ b/modules.d/90mdraid/70-mdadm.rules
@@ -0,0 +1,6 @@
+# This file causes block devices with Linux RAID (mdadm) signatures to
+# automatically cause mdadm to be run.
+# See udev(8) for syntax
+
+SUBSYSTEM=="block", ACTION=="add|change", ENV{ID_FS_TYPE}=="linux_raid*", \
+	RUN+="/sbin/mdadm -I --auto=yes $root/%k"
diff --git a/modules.d/90mdraid/install b/modules.d/90mdraid/install
index f68cee685..41982f9b2 100755
--- a/modules.d/90mdraid/install
+++ b/modules.d/90mdraid/install
@@ -1,4 +1,8 @@
 #!/bin/bash
 dracut_install mdadm
-inst_hook pre-mount 10 "$moddir/mdraid.sh"
+[ -x  /sbin/mdmon ] && dracut_install mdmon
+inst_rules "$moddir/70-mdadm.rules"
+[ -f /etc/mdadm/mdadm.conf ] && inst /etc/mdadm/mdadm.conf "$initdir" /etc/mdadm.conf
+[ -f /etc/mdadm.conf ] && inst /etc/mdadm.conf "$initdir"
+inst_hook pre-pivot 30 "$moddir/mdmon-pre-pivot.sh"
 
diff --git a/modules.d/90mdraid/mdmon-pre-pivot.sh b/modules.d/90mdraid/mdmon-pre-pivot.sh
new file mode 100644
index 000000000..b1f379f34
--- /dev/null
+++ b/modules.d/90mdraid/mdmon-pre-pivot.sh
@@ -0,0 +1,3 @@
+# switch any mdmon instances to newroot
+[ -f /etc/mdadm.conf ] && /sbin/mdmon /proc/mdstat $NEWROOT
+
diff --git a/modules.d/90mdraid/mdraid.sh b/modules.d/90mdraid/mdraid.sh
deleted file mode 100644
index 79f60c7a0..000000000
--- a/modules.d/90mdraid/mdraid.sh
+++ /dev/null
@@ -1,8 +0,0 @@
-#!/bin/sh
-mdadm   --assemble 		\
-	--homehost=localhost    \
-	--auto-update-homehost  \
-	--scan 
-
-udevadm settle --timeout=30 
-
-- 
2.47.3