improved init script (added dm-mod loading, merged lvm2-start/stop routines), removed old lvm2-start/stop scripts

(Portage version: 2.0.51.19)

5 files changed, 104 insertions, 106 deletions

diff --git a/sys-fs/clvm/ChangeLog b/sys-fs/clvm/ChangeLog
index 9f67f9eeae69..1112b30b3cbd 100644
--- a/sys-fs/clvm/ChangeLog
+++ b/sys-fs/clvm/ChangeLog
@@ -1,11 +1,15 @@
 # ChangeLog for sys-fs/clvm
 # Copyright 1999-2005 Gentoo Foundation; Distributed under the GPL v2
-# $Header: /var/cvsroot/gentoo-x86/sys-fs/clvm/ChangeLog,v 1.2 2005/03/25 11:51:20 swegener Exp $
+# $Header: /var/cvsroot/gentoo-x86/sys-fs/clvm/ChangeLog,v 1.3 2005/03/25 15:45:29 xmerlin Exp $
 
   25 Mar 2005; Sven Wegener <swegener@gentoo.org> clvm-2.00.33.ebuild:
   Fixed invalid atoms in *DEPEND. Use MY_P. Install initscript in correct
   location.
 
+  25 Mar 2005; Christian Zoffoli <xmerlin@gentoo.org> :
+  improved init script (added dm-mod loading, merged lvm2-start/stop routines),
+  removed old lvm2-start/stop scripts
+
 *clvm-2.00.33 (25 Mar 2005)
 
   25 Mar 2005; Christian Zoffoli <xmerlin@gentoo.org> +metadata.xml,
diff --git a/sys-fs/clvm/clvm-2.00.33.ebuild b/sys-fs/clvm/clvm-2.00.33.ebuild
index c763cbe7e63c..3870323370ab 100644
--- a/sys-fs/clvm/clvm-2.00.33.ebuild
+++ b/sys-fs/clvm/clvm-2.00.33.ebuild
@@ -1,6 +1,6 @@
 # Copyright 1999-2005 Gentoo Foundation
 # Distributed under the terms of the GNU General Public License v2
-# $Header: /var/cvsroot/gentoo-x86/sys-fs/clvm/clvm-2.00.33.ebuild,v 1.2 2005/03/25 11:51:20 swegener Exp $
+# $Header: /var/cvsroot/gentoo-x86/sys-fs/clvm/clvm-2.00.33.ebuild,v 1.3 2005/03/25 15:45:29 xmerlin Exp $
 
 MY_P="${PN/clvm/LVM2}.${PV}"
 
@@ -48,9 +48,6 @@ src_install() {
 	mv -f "${D}/sbin/lvm.static" "${D}/sbin/lvm"
 
 	dodoc COPYING* INSTALL README VERSION WHATS_NEW doc/*.{conf,c,txt}
-	insinto /lib/rcscripts/addons
-	newins ${FILESDIR}/lvm2-start.sh lvm-start.sh
-	newins ${FILESDIR}/lvm2-stop.sh lvm-stop.sh
 
 	newinitd ${FILESDIR}/clvmd.rc clvmd || die
 }
diff --git a/sys-fs/clvm/files/clvmd.rc b/sys-fs/clvm/files/clvmd.rc
index c2e640e30c7f..7f677e705573 100755
--- a/sys-fs/clvm/files/clvmd.rc
+++ b/sys-fs/clvm/files/clvmd.rc
@@ -1,29 +1,41 @@
 #!/sbin/runscript
 # Copyright 1999-2005 Gentoo Foundation
 # Distributed under the terms of the GNU General Public License v2
-# $Header: /var/cvsroot/gentoo-x86/sys-fs/clvm/files/clvmd.rc,v 1.1 2005/03/25 02:32:08 xmerlin Exp $
+# $Header: /var/cvsroot/gentoo-x86/sys-fs/clvm/files/clvmd.rc,v 1.2 2005/03/25 15:45:29 xmerlin Exp $
 
 depend() {
 	use dns logger
 	use net
 	need cluster-manager cluster-locking-manager fenced
 }
+
 exefile=/sbin/clvmd
 
-start() {
-	ebegin "Activating LVM volumes (locally)"
-	/sbin/vgchange -aly
-	eend $?
+load_modules() {
+	local module modules
+	modules=$1
 	
-	ebegin "Starting clvmd"
-	start-stop-daemon --start --quiet \
-		--exec ${exefile} 
-	eend $?
+	for module in ${modules}; do
+		ebegin "Loading ${module} kernel module"
+		modprobe ${module}
+		eend $? "Failed to load ${module} kernel module"
+	done
+}
+
+unload_modules() {
+	local module modules
+	modules=$1
+	
+	for module in ${modules}; do
+		ebegin "Unloading ${module} kernel module"
+		modprobe -r ${module}
+		eend $? "Failed to unload ${module} kernel module"
+	done
 }
 
 umount_gfs_filesystems() {
 	local sig retry
-	local remaining="$(awk '$3 ~ /gfs/ { print $2 }' /proc/mounts | sort -r)"
+	local remaining="$(awk '$3 == "gfs" { print $2 }' /proc/mounts | sort -r)"
 
 	if [ -n "${remaining}" ]
 	then
@@ -41,7 +53,7 @@ umount_gfs_filesystems() {
 	                        umount ${remaining} &>/dev/null
 	                        eend $? "Failed to unmount GFS filesystems"
 	                fi
-	                remaining="$(awk '$3 ~ /gfs/ { if ($2 != "/") print $2 }' /proc/mounts | sort -r)"
+	                remaining="$(awk '$3 == "gfs" { print $2 }' /proc/mounts | sort -r)"
 	                [ -z "${remaining}" ] && break
 	                /bin/fuser -k -m ${sig} ${remaining} &>/dev/null
 	                sleep 5
@@ -51,18 +63,86 @@ umount_gfs_filesystems() {
 	fi
 }
 
+
+
+start() {
+
+	local module=$(awk '$1 == "dm_mod" { print $1 }' /proc/modules)
+	if [ -z "${module}" ]; then
+		load_modules dm-mod
+		sleep 1s
+	fi
+
+	ebegin "Scanning LVM volumes"
+	/sbin/vgscan &>/dev/null
+	eend $?
+	
+	if [ "$?" -eq 0 ] && [ -x /sbin/vgchange ] && [ -f /etc/lvmtab -o -d /etc/lvm ]
+	then
+		ebegin "Setting up the Logical Volume Manager"
+		/sbin/vgchange -aly >/dev/null
+		eend $? "Failed to setup the LVM"
+		
+		if [ "$?" -eq 0 ]; then
+			ebegin "Starting clvmd"
+			start-stop-daemon --start --quiet --exec ${exefile} 
+			eend $?
+		fi
+	fi
+	
+}
+
 stop() {
 
 	# umount GFS filesystems
 	umount_gfs_filesystems
 	
-	ebegin "Deactivating LVM volumes (locally)"
-	/sbin/vgchange -aln
-	eend $?
-	
+	einfo "Shutting down the Logical Volume Manager"
+
+	LOGICAL_VOLUMES=`lvdisplay |grep "LV Name"|awk '{print $3}'|sort|xargs echo`
+	VOLUME_GROUPS=`vgdisplay |grep "VG Name"|awk '{print $3}'|sort|xargs echo`
+	for x in ${LOGICAL_VOLUMES}
+	do
+		LV_IS_ACTIVE=`lvdisplay ${x}|grep "# open"|awk '{print $3}'`
+		if [ "${LV_IS_ACTIVE}" = 0 ]
+		then
+			ebegin "  Shutting Down logical volume: ${x} "
+			lvchange -an --ignorelockingfailure -P ${x} >/dev/null
+			eend $?
+		fi
+	done
+
+	for x in ${VOLUME_GROUPS}
+	do
+		VG_HAS_ACTIVE_LV=`vgdisplay ${x}|grep "Open LV"|awk '{print $3}'|xargs echo`
+		if [ "${VG_HAS_ACTIVE_LV}" = 0 ]
+		then
+			ebegin "  Shutting Down volume group: ${x} "
+			vgchange -an --ignorelockingfailure -P ${x} >/dev/null
+			eend
+		fi
+	done
+
+	for x in ${LOGICAL_VOLUMES}
+	do
+		LV_IS_ACTIVE=`lvdisplay ${x}|grep "# open"|awk '{print $3}'`
+		if [ "${LV_IS_ACTIVE}" = 1 ]
+		then
+			
+			ROOT_DEVICE=`mount|grep " / "|awk '{print $1}'`
+			if [ ! ${ROOT_DEVICE} = ${x} ]
+			then
+				ewarn "  Unable to shutdown: ${x} "
+			fi
+		fi
+	done
+	einfo "Finished Shutting down the Logical Volume Manager"	
+
 	ebegin "Stopping clvmd"
-	start-stop-daemon --stop --quiet \
-		--exec ${exefile}
-		
+	start-stop-daemon --stop --quiet --exec ${exefile}
 	eend $?
+	
+	if [ "$?" -eq 0 ]; then
+		unload_modules dm-mod
+	fi
 }
diff --git a/sys-fs/clvm/files/lvm2-start.sh b/sys-fs/clvm/files/lvm2-start.sh
deleted file mode 100755
index 8d52509da475..000000000000
--- a/sys-fs/clvm/files/lvm2-start.sh
+++ /dev/null
@@ -1,24 +0,0 @@
-# /lib/rcscripts/addons/lvm2-start.sh
-# $Header: /var/cvsroot/gentoo-x86/sys-fs/clvm/files/lvm2-start.sh,v 1.1 2005/03/25 02:32:08 xmerlin Exp $
-
-# LVM support for /usr, /home, /opt ....
-# This should be done *before* checking local
-# volumes, or they never get checked.
-			        
-# NOTE: Add needed modules for LVM or RAID, etc
-#       to /etc/modules.autoload if needed
-if [ -z "${CDBOOT}" -a -x /sbin/vgscan ] && \
-	[ -d /proc/lvm -o "$(grep device-mapper /proc/misc 2>/dev/null)" ]
-then
-	ebegin "Setting up the Logical Volume Manager"
-	#still echo stderr for debugging
-	/sbin/vgscan >/dev/null
-	if [ "$?" -eq 0 ] && [ -x /sbin/vgchange ] && \
-		[ -f /etc/lvmtab -o -d /etc/lvm ]
-	then
-		/sbin/vgchange -a y >/dev/null
-	fi
-	eend $? "Failed to setup the LVM"
-fi
-
-# vim:ts=4
diff --git a/sys-fs/clvm/files/lvm2-stop.sh b/sys-fs/clvm/files/lvm2-stop.sh
deleted file mode 100755
index 7ffab6dc2a86..000000000000
--- a/sys-fs/clvm/files/lvm2-stop.sh
+++ /dev/null
@@ -1,59 +0,0 @@
-# /lib/rcscripts/addons/lvm2-stop.sh
-# $Header: /var/cvsroot/gentoo-x86/sys-fs/clvm/files/lvm2-stop.sh,v 1.1 2005/03/25 02:32:08 xmerlin Exp $
-
-# Stop LVM2
-
-if [ -x /sbin/vgchange ] && \
-   [ -x /sbin/lvdisplay ] && \
-   [ -x /sbin/vgdisplay ] && \
-   [ -x /sbin/lvchange ] && \
-   [ -f /etc/lvmtab -o -d /etc/lvm ] && \
-   [ -d /proc/lvm  -o "`grep device-mapper /proc/misc 2>/dev/null`" ]
-then
-	einfo "Shutting down the Logical Volume Manager"
-	# If these commands fail it is not currently an issue
-	# as the system is going down anyway based on the current LVM 
-	# functionality as described in this forum thread
-	#https://www.redhat.com/archives/linux-lvm/2001-May/msg00523.html
-
-	LOGICAL_VOLUMES=`lvdisplay |grep "LV Name"|awk '{print $3}'|sort|xargs echo`
-	VOLUME_GROUPS=`vgdisplay |grep "VG Name"|awk '{print $3}'|sort|xargs echo`
-	for x in ${LOGICAL_VOLUMES}
-	do
-		LV_IS_ACTIVE=`lvdisplay ${x}|grep "# open"|awk '{print $3}'`
-		if [ "${LV_IS_ACTIVE}" = 0 ]
-		then
-			ebegin "  Shutting Down logical volume: ${x} "
-			lvchange -an --ignorelockingfailure -P ${x} >/dev/null
-			eend $?
-		fi
-	done
-
-	for x in ${VOLUME_GROUPS}
-	do
-		VG_HAS_ACTIVE_LV=`vgdisplay ${x}|grep "Open LV"|awk '{print $3}'|xargs echo`
-		if [ "${VG_HAS_ACTIVE_LV}" = 0 ]
-		then
-			ebegin "  Shutting Down volume group: ${x} "
-			vgchange -an --ignorelockingfailure -P ${x} >/dev/null
-			eend
-		fi
-	done
-
-	for x in ${LOGICAL_VOLUMES}
-	do
-		LV_IS_ACTIVE=`lvdisplay ${x}|grep "# open"|awk '{print $3}'`
-		if [ "${LV_IS_ACTIVE}" = 1 ]
-		then
-			
-			ROOT_DEVICE=`mount|grep " / "|awk '{print $1}'`
-			if [ ! ${ROOT_DEVICE} = ${x} ]
-			then
-				ewarn "  Unable to shutdown: ${x} "
-			fi
-		fi
-	done
-	einfo "Finished Shutting down the Logical Volume Manager"
-fi
-
-# vim:ts=4