Attachment #450697 for bug #630434

View | Details | Raw Unified | Return to bug 630434
Collapse All | Expand All




#!/bin/bash
#
# /etc/init.d/iscsi
#
### BEGIN INIT INFO
# Provides:          iscsiboot
# Required-Start:
# Should-Start:      boot.multipath
# Required-Stop:
# Should-Stop:       boot.multipath
# Default-Start:     B
# Default-Stop:      
# Short-Description: iSCSI initiator daemon root-fs support
# Description:       Starts the iSCSI initiator daemon if the
#                    root-filesystem is on an iSCSI device
#               
### END INIT INFO

ISCSIADM=/sbin/iscsiadm
CONFIG_FILE=/etc/iscsid.conf
DAEMON=/sbin/iscsid
ARGS="-c $CONFIG_FILE"

# Source LSB init functions
. /etc/rc.status

#
# This service is run right after booting. So all targets activated
# during mkinitrd run should not be removed when the open-iscsi
# service is stopped.
#
iscsi_mark_root_nodes()
{
    $ISCSIADM -m session 2> /dev/null | while read t num i target ; do
	ip=${i%%:*}
	STARTUP=`$ISCSIADM -m node -p $ip -T $target 2> /dev/null | grep "node.conn\[0\].startup" | cut -d' ' -f3`
	if [ "$STARTUP" -a "$STARTUP" != "onboot" ] ; then
	    $ISCSIADM -m node -p $ip -T $target -o update -n node.conn[0].startup -v onboot
	fi
    done
}

# Reset status of this service
rc_reset

# We only need to start this for root on iSCSI
if ! grep -q iscsi_tcp /proc/modules ; then
    rc_failed 6
    rc_exit
fi

case "$1" in
    start)
	echo -n "Starting iSCSI initiator for the root device: "
	startproc $DAEMON $ARGS
	rc_status -v
	iscsi_mark_root_nodes
	;;
    stop|restart|reload)
	rc_failed 0
	;;
    status)
	echo -n "Checking for iSCSI initiator service: "
	if checkproc $DAEMON ; then
	    rc_status -v
	else
	    rc_failed 3
	    rc_status -v
	fi
	;;
    *)
	echo "Usage: $0 {start|stop|status|restart|reload}"
	exit 1
	;;
esac
rc_exit





### BEGIN INIT INFO
# Provides:          iscsi
# Required-Start:    $network
# X-Start-Before:    $remote_fs
# Should-Start:      iscsitarget multipathd
# Required-Stop:     $network
# Should-Stop:       multipathd

iscsi_list_all_nodes()
{
    # Check for active sessions
    if [[ -n "$($ISCSIADM -m session 2>&1 >/dev/null)" ]]
    then
	echo "No active connections."
    else
	echo "Active connections:"
	$ISCSIADM -m session |
	    while read proto num PORTAL TARGET
	    do
		echo -e "\t$TARGET at ${PORTAL%,*}"
	    done
    fi
    echo "Active connections:"
    $ISCSIADM -m session | while read proto num PORTAL TARGET ; do
	PORTAL=${PORTAL%,*}
	echo -e "\t$TARGET at $PORTAL"
    done
}

case "$1" in

Lines 2-71 Link Here

(-)open-iscsi-2.0.871-0.29.1/lib/mkinitrd/scripts/setup-iscsi.sh (-50 / +118 lines)
2	#	2	#
3	#%stage: device	3	#%stage: device
4	#	4	#
5	check_iscsi_root() {	5	function verify_path()
6	local devname=$1	6	{
7	local sysfs_path	7	local devname="$1" path="$2"
8		8
9	sysfs_path=$(/sbin/udevadm info -q path -n $devname 2> /dev/null)	9	if [[ ! -d "${path}" ]]
10	if [ -z "$sysfs_path" ] ; then	10	then
11	sysfs_path="/block${devname##/dev}"	11	if [[ "${path}" =~ .+\ .+ ]]
12	fi	12	then
13	if [ ! -d /sys$sysfs_path ] ; then	13	error 2 "iSCSI device ${devname} is connected to more than one iSCSI target!"
14	return;	14	# NEVER REACHED!!
		15	else
		16	# Does not seem to be an iSCSI attached device
		17	return 1
		18	fi
15	fi	19	fi
		20	return 0
		21	}
16		22
17	pushd /sys$sysfs_path > /dev/null	23	function check_iscsi()
18	if [ ! -d device ] ; then	24	{
19	cd ..	25	local devname="$1" retval=1
		26	local sysfs_path=$(/sbin/udevadm info -q path -n "${devname}" 2>/dev/null) ip target startup
		27
		28	# Do we have a valid device?
		29	[[ -z "${sysfs_path}" ]] && sysfs_path="/block${devname##/dev}"
		30	sysfs_path="/sys${sysfs_path}"
		31	[[ ! -d "${sysfs_path}" ]] && return 1 # Nope, return false
		32
		33	# Do we have a valid device link?
		34	[[ ! -d "${sysfs_path}/device" ]] && sysfs_path="${sysfs_path%/*}"
		35	[[ ! -d "${sysfs_path}/device" ]] && return 1 # Nope, return false
		36
		37	# Is device an iSCSI device?
		38	sysfs_path="${sysfs_path}/device/../.."
		39
		40	ip="$(echo ${sysfs_path}/connection*)"
		41	verify_path "${devname}" "${ip}" \|\| return 1 # Nope, return false
		42
		43	ip="${ip}/iscsi_connection/${ip##*/}/persistent_"
		44	[[ ! -r "${ip}address" \|\| ! -r "${ip}port" ]] &&
		45	error 2 "iSCSI device ${devname} connected to iSCSI target without any persistent_{address,port}!"
		46	ip="$(cat "${ip}address"):$(cat "${ip}port")"
		47
		48	target=$(echo ${sysfs_path}/iscsi_session/*)
		49	verify_path "${devname}" "${target}" \|\| return 1 # Nope, return false
		50
		51	target="${target}/targetname"
		52	[[ ! -r "${target}" ]] &&
		53	error 2 "iSCSI device ${devname} connected to iSCSI target without any targetname!"
		54	target="$(cat ${target})"
		55
		56	# Yes, figure out whether it has been correctly configured!
		57	[[ ! -x "${_iadm_}" ]] &&
		58	error 2 "iSCSI device ${devname} connected to iSCSI target, but no ${_iadm_} command available!"
		59
		60	startup="$(
		61	${_iadm_} -m node -p "${ip}" -T "${target}" 2>/dev/null \| grep 'node.conn\[0\].startup'
		62	)"
		63	startup="${startup##* }"
		64	startup="${startup%% *}"
		65	if [[ "${startup}" != "onboot" ]]
		66	then
		67	[[ -z "${startup}" ]] && return 1 # Oops, no parameter - not an iSCSI, return false
		68
		69	## Either:
		70	#echo >&2 "WARNING: iSCSI device ${devname} is using 'node.conn[0].startup = ${startup}',"
		71	#echo >&2 "WARNING: setting it to 'onboot' instead."
		72	#${_iadm_} -m node -p "${ip}" -T "${target}" -o update -n 'node.conn[0].startup' -v onboot
		73
		74	## or:
		75	echo >&2 "WARNING: iSCSI device ${devname} is using 'node.conn[0].startup = ${startup}'!"
		76	echo >&2 "WARNING: System not bootable with this setting, need to be set to 'onboot' instead, using:"
		77	echo >&2 "
		78	${_iadm_} -m node -p '${ip}' -T '${target}' -o update -n 'node.conn[0].startup' -v onboot"
20	fi	79	fi
21		80
22	if [ ! -d device ] ; then	81	# Yes, is attached to an iSCSI device
23	# no device link; return	82	return 0
24	popd > /dev/null	83	}
25	return;
26	fi
27		84
28	cd -P device	85	_iadm_="/sbin/iscsiadm"
29	cd ../..
30		86
31	if [ -d connection* ]; then	87	# Are system device(s) attached to iSCSI devices?
32	cd -P connection*	88	# In case they are, ensure
33	cid=${PWD#*connection}	89	# (1) that the iSCSI gets included in the "initrd"
34	sid=${cid%%:*}	90	# and
35	if [ -d /sys/class/iscsi_session/session$sid ]; then	91	# (2) that the iSCSI sessions have been configured with "node.conn[0].startup = onboot".
36	cd -P /sys/class/iscsi_session/session$sid	92	for bd in $blockdev
37	echo $(basename $PWD)	93	do
38	fi	94	update_blockdev $bd
39	fi	95	check_iscsi $bd && root_iscsi=1
40	popd > /dev/null	96	done
41	}
42		97
43	for bd in $blockdev; do	98	# Are any of the defined file partitions to be mounted at system boot attached to iSCSI devices?
		99	# In case they are, ensure
		100	# (1) that the iSCSI gets included in the "initrd"
		101	# and
		102	# (2) that the iSCSI sessions have been configured with "node.conn[0].startup = onboot".
		103	for bd in $(awk '/^[[:space:]]*(\/dev\/\|(LABEL\|UUID)=)/ { print $1 }' /etc/fstab)
		104	do
		105	bd="${bd/LABEL=//dev/disk/by-label/}"
		106	bd="${bd/UUID=//dev/disk/by-uuid/}"
44	update_blockdev $bd	107	update_blockdev $bd
45	sid=$(check_iscsi_root $bd)	108	check_iscsi $bd && root_iscsi=1
46	if [ "$sid" ]; then
47	root_iscsi=1
48	iscsi_sessions="$iscsi_sessions ${sid#session}"
49	fi
50	done	109	done
51		110
		111	# Include the iSCSI stack, when at least one active iSCSI session has been configured with
		112	# "node.conn[0].startup = onboot", even if it was not used for a system device or mounted
		113	# partition.
		114	if [[ -x "${_iadm_}" ]]
		115	then
		116	for node in $(${_iadm_} -m node 2>/dev/null \| sed -e 's/ /,/g')
		117	do
		118	[[ "$(
		119	${_iadm_} -m node -T "${node##,}" -p "${node%%,}" 2>/dev/null \|
		120	grep "node.conn\[0\].startup"
		121	)" =~ [[:space:]]=[[:space:]]onboot ]] && root_iscsi=1
		122	done
		123	fi
		124
		125	unset _iadm_
		126
52	save_var root_iscsi	127	save_var root_iscsi
53	save_var iscsi_sessions
54		128
55	if [ "${root_iscsi}" ]; then	129	if [[ -z "${root_iscsi}" ]]
56	for session in $iscsi_sessions; do	130	then
57	eval TargetName${session}=$(cat /sys/class/iscsi_session/session${session}/targetname)	131	# Copy the iscsi configuration
58	eval TargetAddress${session}=$(cat /sys/class/iscsi_connection/connection${session}:0/address)
59	eval TargetPort${session}=$(cat /sys/class/iscsi_connection/connection${session}:0/port)
60
61	save_var TargetName${session}
62	save_var TargetAddress${session}
63	save_var TargetPort${session}
64	done
65	# copy the iscsi configuration
66	cp -rp /etc/iscsi etc/	132	cp -rp /etc/iscsi etc/
		133
67	# Use default interface	134	# Use default interface
68	interface="default"	135	interface="default"
69		136
70	save_var TargetPort 3260 # in case the port was not defined via command line we assign a default port	137	# In case target port was not defined via command line, assign default port
		138	save_var TargetPort 3260
71	fi	139	fi

Return to bug 630434

Lines 1-77 Link Here

(-)open-iscsi-2.0.871-0.29.1/etc/init.d/boot.open-iscsi (-77 lines)
1	#!/bin/bash
2	#
3	# /etc/init.d/iscsi
4	#
5	### BEGIN INIT INFO
6	# Provides: iscsiboot
7	# Required-Start:
8	# Should-Start: boot.multipath
9	# Required-Stop:
10	# Should-Stop: boot.multipath
11	# Default-Start: B
12	# Default-Stop:
13	# Short-Description: iSCSI initiator daemon root-fs support
14	# Description: Starts the iSCSI initiator daemon if the
15	# root-filesystem is on an iSCSI device
16	#
17	### END INIT INFO
18
19	ISCSIADM=/sbin/iscsiadm
20	CONFIG_FILE=/etc/iscsid.conf
21	DAEMON=/sbin/iscsid
22	ARGS="-c $CONFIG_FILE"
23
24	# Source LSB init functions
25	. /etc/rc.status
26
27	#
28	# This service is run right after booting. So all targets activated
29	# during mkinitrd run should not be removed when the open-iscsi
30	# service is stopped.
31	#
32	iscsi_mark_root_nodes()
33	{
34	$ISCSIADM -m session 2> /dev/null \| while read t num i target ; do
35	ip=${i%%:*}
36	STARTUP=`$ISCSIADM -m node -p $ip -T $target 2> /dev/null \| grep "node.conn\[0\].startup" \| cut -d' ' -f3`
37	if [ "$STARTUP" -a "$STARTUP" != "onboot" ] ; then
38	$ISCSIADM -m node -p $ip -T $target -o update -n node.conn[0].startup -v onboot
39	fi
40	done
41	}
42
43	# Reset status of this service
44	rc_reset
45
46	# We only need to start this for root on iSCSI
47	if ! grep -q iscsi_tcp /proc/modules ; then
48	rc_failed 6
49	rc_exit
50	fi
51
52	case "$1" in
53	start)
54	echo -n "Starting iSCSI initiator for the root device: "
55	startproc $DAEMON $ARGS
56	rc_status -v
57	iscsi_mark_root_nodes
58	;;
59	stop\|restart\|reload)
60	rc_failed 0
61	;;
62	status)
63	echo -n "Checking for iSCSI initiator service: "
64	if checkproc $DAEMON ; then
65	rc_status -v
66	else
67	rc_failed 3
68	rc_status -v
69	fi
70	;;
71	*)
72	echo "Usage: $0 {start\|stop\|status\|restart\|reload}"
73	exit 1
74	;;
75	esac
76	rc_exit
77