Page Menu
Home
ClusterLabs Projects
Search
Configure Global Search
Log In
Files
F3153364
No One
Temporary
Actions
View File
Edit File
Delete File
View Transforms
Subscribe
Mute Notifications
Flag For Later
Award Token
Size
48 KB
Referenced Files
None
Subscribers
None
View Options
diff --git a/heartbeat/iSCSILogicalUnit b/heartbeat/iSCSILogicalUnit
index 07eb87892..f9a0956fe 100755
--- a/heartbeat/iSCSILogicalUnit
+++ b/heartbeat/iSCSILogicalUnit
@@ -1,621 +1,621 @@
#!/bin/bash
#
#
# iSCSILogicalUnit OCF RA. Exports and manages iSCSI Logical Units.
#
# (c) 2013 LINBIT, Lars Ellenberg
# (c) 2009-2010 Florian Haas, Dejan Muhamedagic,
# and Linux-HA contributors
#
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of version 2 of the GNU General Public License as
# published by the Free Software Foundation.
#
# This program is distributed in the hope that it would be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
#
# Further, this software is distributed without any warranty that it is
# free of the rightful claim of any third person regarding infringement
# or the like. Any license provided herein, whether implied or
# otherwise, applies only to this software file. Patent licenses, if
# any, provided herein do not apply to combinations of this program with
# other software, or any other product whatsoever.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write the Free Software Foundation,
# Inc., 59 Temple Place - Suite 330, Boston MA 02111-1307, USA.
#
#######################################################################
# Initialization:
: ${OCF_FUNCTIONS_DIR=${OCF_ROOT}/lib/heartbeat}
. ${OCF_FUNCTIONS_DIR}/ocf-shellfuncs
# Defaults
# Set a default implementation based on software installed
if have_binary ietadm; then
OCF_RESKEY_implementation_default="iet"
elif have_binary tgtadm; then
OCF_RESKEY_implementation_default="tgt"
elif have_binary lio_node; then
OCF_RESKEY_implementation_default="lio"
elif have_binary targetcli; then
OCF_RESKEY_implementation_default="lio-t"
fi
: ${OCF_RESKEY_implementation=${OCF_RESKEY_implementation_default}}
# Use a default SCSI ID and SCSI SN that is unique across the cluster,
# and persistent in the event of resource migration.
# SCSI IDs are limited to 24 bytes, but only 16 bytes are known to be
# supported by all iSCSI implementations this RA cares about. Thus,
# for a default, use the first 16 characters of
# $OCF_RESOURCE_INSTANCE.
OCF_RESKEY_scsi_id_default="${OCF_RESOURCE_INSTANCE:0:16}"
: ${OCF_RESKEY_scsi_id=${OCF_RESKEY_scsi_id_default}}
# To have a reasonably unique default SCSI SN, use the first 8 bytes
# of an MD5 hash of of $OCF_RESOURCE_INSTANCE
sn=`echo -n "${OCF_RESOURCE_INSTANCE}" | openssl md5 | sed -e 's/(stdin)= //'`
OCF_RESKEY_scsi_sn_default=${sn:0:8}
: ${OCF_RESKEY_scsi_sn=${OCF_RESKEY_scsi_sn_default}}
# set 0 as a default value for lio iblock device number
OCF_RESKEY_lio_iblock_default=0
OCF_RESKEY_lio_iblock=${OCF_RESKEY_lio_iblock:-$OCF_RESKEY_lio_iblock_default}
## tgt specifics
# tgt has "backing store type" and "backing store open flags",
# as well as device-type.
#
# suggestions how to make this generic accross all supported implementations?
# how should they be named, how should they be mapped to implementation specifics?
#
# OCF_RESKEY_tgt_bstype
# OCF_RESKEY_tgt_bsoflags
# OCF_RESKEY_tgt_device_type
#######################################################################
meta_data() {
cat <<END
<?xml version="1.0"?>
<!DOCTYPE resource-agent SYSTEM "ra-api-1.dtd">
<resource-agent name="iSCSILogicalUnit" version="0.9">
<version>0.9</version>
<longdesc lang="en">
Manages iSCSI Logical Unit. An iSCSI Logical unit is a subdivision of
an SCSI Target, exported via a daemon that speaks the iSCSI protocol.
</longdesc>
<shortdesc lang="en">Manages iSCSI Logical Units (LUs)</shortdesc>
<parameters>
<parameter name="implementation" required="0" unique="0">
<longdesc lang="en">
The iSCSI target daemon implementation. Must be one of "iet", "tgt",
"lio", or "lio-t". If unspecified, an implementation is selected based on the
availability of management utilities, with "iet" being tried first,
then "tgt", then "lio", then "lio-t".
</longdesc>
<shortdesc lang="en">iSCSI target daemon implementation</shortdesc>
<content type="string" default="${OCF_RESKEY_implementation_default}"/>
</parameter>
<parameter name="target_iqn" required="1" unique="0">
<longdesc lang="en">
The iSCSI Qualified Name (IQN) that this Logical Unit belongs to.
</longdesc>
<shortdesc lang="en">iSCSI target IQN</shortdesc>
<content type="string" />
</parameter>
<parameter name="lun" required="1" unique="0">
<longdesc lang="en">
The Logical Unit number (LUN) exposed to initiators.
</longdesc>
<shortdesc lang="en">Logical Unit number (LUN)</shortdesc>
<content type="integer" />
</parameter>
<parameter name="path" required="1" unique="0">
<longdesc lang="en">
The path to the block device exposed. Some implementations allow this
to be a regular file, too.
</longdesc>
<shortdesc lang="en">Block device (or file) path</shortdesc>
<content type="string" />
</parameter>
<parameter name="scsi_id" required="0" unique="1">
<longdesc lang="en">
The SCSI ID to be configured for this Logical Unit. The default
is the resource name, truncated to 24 bytes.
</longdesc>
<shortdesc lang="en">SCSI ID</shortdesc>
<content type="string" default="${OCF_RESKEY_scsi_id_default}"/>
</parameter>
<parameter name="scsi_sn" required="0" unique="1">
<longdesc lang="en">
The SCSI serial number to be configured for this Logical Unit.
The default is a hash of the resource name, truncated to 8 bytes.
</longdesc>
<shortdesc lang="en">SCSI serial number</shortdesc>
<content type="string" default="${OCF_RESKEY_scsi_sn_default}"/>
</parameter>
<parameter name="vendor_id" required="0" unique="0">
<longdesc lang="en">
The SCSI vendor ID to be configured for this Logical Unit.
</longdesc>
<shortdesc lang="en">SCSI vendor ID</shortdesc>
<content type="string" />
</parameter>
<parameter name="product_id" required="0" unique="0">
<longdesc lang="en">
The SCSI product ID to be configured for this Logical Unit.
</longdesc>
<shortdesc lang="en">SCSI product ID</shortdesc>
<content type="string" />
</parameter>
<parameter name="tgt_bstype" required="0" unique="0">
<longdesc lang="en">
TGT specific backing store type. If you want to use aio,
make sure your tgtadm is built against libaio.
See tgtadm(8).
</longdesc>
<shortdesc lang="en">TGT backing store type</shortdesc>
<content type="string" />
</parameter>
<parameter name="tgt_bsoflags" required="0" unique="0">
<longdesc lang="en">
TGT specific backing store open flags (direct|sync).
See tgtadm(8).
</longdesc>
<shortdesc lang="en">TGT backing store open flags</shortdesc>
<content type="string" />
</parameter>
<parameter name="tgt_device_type" required="0" unique="0">
<longdesc lang="en">
TGT specific device type.
See tgtadm(8).
</longdesc>
<shortdesc lang="en">TGT device type</shortdesc>
<content type="string" />
</parameter>
<parameter name="additional_parameters" required="0" unique="0">
<longdesc lang="en">
Additional LU parameters. A space-separated list of "name=value" pairs
which will be passed through to the iSCSI daemon's management
interface. The supported parameters are implementation
dependent. Neither the name nor the value may contain whitespace.
</longdesc>
<shortdesc lang="en">List of iSCSI LU parameters</shortdesc>
<content type="string" />
</parameter>
<parameter name="allowed_initiators" required="0" unique="0">
<longdesc lang="en">
Allowed initiators. A space-separated list of initiators allowed to
connect to this lun. Initiators may be listed in any syntax
the target implementation allows. If this parameter is empty or
not set, access to this lun will not be allowed from any initiator,
if target is not in demo mode.
This parameter is only necessary when using LIO.
</longdesc>
<shortdesc lang="en">List of iSCSI initiators allowed to connect
to this lun.</shortdesc>
<content type="string" default=""/>
</parameter>
<parameter name="lio_iblock" required="0" unique="0">
<longdesc lang="en">
LIO iblock device name, a number starting from 0.
Using distinct values here avoids a warning in LIO "LEGACY: SHARED HBA";
and it is necessary when using multiple LUNs started at the same time
(eg. on node failover) to prevent a race condition in tcm_core on mkdir()
in /sys/kernel/config/target/core/.
</longdesc>
<shortdesc lang="en">LIO iblock device number</shortdesc>
<content type="integer" default="0"/>
</parameter>
</parameters>
<actions>
<action name="start" timeout="10" />
<action name="stop" timeout="10" />
<action name="status" timeout="10" interval="10" depth="0" />
<action name="monitor" timeout="10" interval="10" depth="0" />
<action name="meta-data" timeout="5" />
<action name="validate-all" timeout="10" />
</actions>
</resource-agent>
END
}
#######################################################################
iSCSILogicalUnit_usage() {
cat <<END
usage: $0 {start|stop|status|monitor|validate-all|meta-data}
Expects to have a fully populated OCF RA-compliant environment set.
END
}
iSCSILogicalUnit_start() {
iSCSILogicalUnit_monitor
if [ $? = $OCF_SUCCESS ]; then
return $OCF_SUCCESS
fi
local params
case $OCF_RESKEY_implementation in
iet)
params="Path=${OCF_RESKEY_path}"
# use blockio if path points to a block device, fileio
# otherwise.
if [ -b "${OCF_RESKEY_path}" ]; then
params="${params} Type=blockio"
else
params="${params} Type=fileio"
fi
# in IET, we have to set LU parameters on creation
if [ -n "${OCF_RESKEY_scsi_id}" ]; then
params="${params} ScsiId=${OCF_RESKEY_scsi_id}"
fi
if [ -n "${OCF_RESKEY_scsi_sn}" ]; then
params="${params} ScsiSN=${OCF_RESKEY_scsi_sn}"
fi
params="${params} ${OCF_RESKEY_additional_parameters}"
ocf_run ietadm --op new \
--tid=${TID} \
--lun=${OCF_RESKEY_lun} \
--params ${params// /,} || exit $OCF_ERR_GENERIC
;;
tgt)
# tgt requires that we create the LU first, then set LU
# parameters
params=""
local var
local envar
for var in scsi_id scsi_sn vendor_id product_id; do
envar="OCF_RESKEY_${var}"
if [ -n "${!envar}" ]; then
params="${params} ${var}=${!envar}"
fi
done
params="${params} ${OCF_RESKEY_additional_parameters}"
# cleanup: tgt (as of tgtadm version 1.0.24) does not like an explicit "bsoflags=direct"
# when used with "bstype=aio" (which always uses O_DIRECT)
[[ $OCF_RESKEY_tgt_bstype/$OCF_RESKEY_tgt_bsoflags = "aio/direct" ]] && OCF_RESKEY_tgt_bsoflags=""
tgt_args=""
[[ $OCF_RESKEY_tgt_bstype ]] && tgt_args="$tgt_args --bstype=$OCF_RESKEY_tgt_bstype"
[[ $OCF_RESKEY_tgt_bsoflags ]] && tgt_args="$tgt_args --bsoflags=$OCF_RESKEY_tgt_bsoflags"
[[ $OCF_RESKEY_tgt_device_type ]] && tgt_args="$tgt_args --device-type=$OCF_RESKEY_tgt_device_type"
ocf_run tgtadm --lld iscsi --op new --mode logicalunit \
--tid=${TID} \
--lun=${OCF_RESKEY_lun} \
$tgt_args \
--backing-store ${OCF_RESKEY_path} || exit $OCF_ERR_GENERIC
if [ -z "$params" ]; then
return $OCF_SUCCESS
else
ocf_run tgtadm --lld iscsi --op update --mode logicalunit \
--tid=${TID} \
--lun=${OCF_RESKEY_lun} \
--params ${params// /,} || exit $OCF_ERR_GENERIC
fi
;;
lio)
# For lio, we first have to create a target device, then
# add it to the Target Portal Group as an LU.
ocf_run tcm_node --createdev=iblock_${OCF_RESKEY_lio_iblock}/${OCF_RESOURCE_INSTANCE} \
${OCF_RESKEY_path} || exit $OCF_ERR_GENERIC
if [ -n "${OCF_RESKEY_scsi_sn}" ]; then
ocf_run tcm_node --setunitserial=iblock_${OCF_RESKEY_lio_iblock}/${OCF_RESOURCE_INSTANCE} \
${OCF_RESKEY_scsi_sn} || exit $OCF_ERR_GENERIC
fi
ocf_run lio_node --addlun=${OCF_RESKEY_target_iqn} 1 ${OCF_RESKEY_lun} \
${OCF_RESOURCE_INSTANCE} iblock_${OCF_RESKEY_lio_iblock}/${OCF_RESOURCE_INSTANCE} || exit $OCF_ERR_GENERIC
if [ -n "${OCF_RESKEY_allowed_initiators}" ]; then
for initiator in ${OCF_RESKEY_allowed_initiators}; do
ocf_run lio_node --addlunacl=${OCF_RESKEY_target_iqn} 1 \
${initiator} ${OCF_RESKEY_lun} ${OCF_RESKEY_lun} || exit $OCF_ERR_GENERIC
done
fi
;;
- lio-t)
- # For lio, we first have to create a target device, then
- # add it to the Target Portal Group as an LU.
- ocf_run targetcli /backstores/block create name=${OCF_RESOURCE_INSTANCE} dev=${OCF_RESKEY_path} write_back=False || exit $OCF_ERR_GENERIC
- if [ -n "${OCF_RESKEY_scsi_sn}" ]; then
- echo ${OCF_RESKEY_scsi_sn} > /sys/kernel/config/target/core/iblock_${OCF_RESKEY_lio_iblock}/${OCF_RESOURCE_INSTANCE}/wwn/vpd_unit_serial
- fi
- ocf_run targetcli /iscsi/${OCF_RESKEY_target_iqn}/tpg1/luns create /backstores/block/${OCF_RESOURCE_INSTANCE} ${OCF_RESKEY_lun} || exit $OCF_ERR_GENERIC
-
- if [ -n "${OCF_RESKEY_allowed_initiators}" ]; then
- for initiator in ${OCF_RESKEY_allowed_initiators}; do
- ocf_run targetcli /iscsi/${OCF_RESKEY_target_iqn}/tpg1/acls create ${initiator} add_mapped_luns=False || exit $OCF_ERR_GENERIC
- ocf_run targetcli /iscsi/${OCF_RESKEY_target_iqn}/tpg1/acls/${initiator} create ${OCF_RESKEY_lun} ${OCF_RESKEY_lun} || exit $OCF_ERR_GENERIC
- done
- fi
- ;;
+ lio-t)
+ # For lio, we first have to create a target device, then
+ # add it to the Target Portal Group as an LU.
+ ocf_run targetcli /backstores/block create name=${OCF_RESOURCE_INSTANCE} dev=${OCF_RESKEY_path} write_back=False || exit $OCF_ERR_GENERIC
+ if [ -n "${OCF_RESKEY_scsi_sn}" ]; then
+ echo ${OCF_RESKEY_scsi_sn} > /sys/kernel/config/target/core/iblock_${OCF_RESKEY_lio_iblock}/${OCF_RESOURCE_INSTANCE}/wwn/vpd_unit_serial
+ fi
+ ocf_run targetcli /iscsi/${OCF_RESKEY_target_iqn}/tpg1/luns create /backstores/block/${OCF_RESOURCE_INSTANCE} ${OCF_RESKEY_lun} || exit $OCF_ERR_GENERIC
+
+ if [ -n "${OCF_RESKEY_allowed_initiators}" ]; then
+ for initiator in ${OCF_RESKEY_allowed_initiators}; do
+ ocf_run targetcli /iscsi/${OCF_RESKEY_target_iqn}/tpg1/acls create ${initiator} add_mapped_luns=False || exit $OCF_ERR_GENERIC
+ ocf_run targetcli /iscsi/${OCF_RESKEY_target_iqn}/tpg1/acls/${initiator} create ${OCF_RESKEY_lun} ${OCF_RESKEY_lun} || exit $OCF_ERR_GENERIC
+ done
+ fi
+ ;;
esac
return $OCF_SUCCESS
}
iSCSILogicalUnit_stop() {
iSCSILogicalUnit_monitor
if [ $? = $OCF_SUCCESS ]; then
case $OCF_RESKEY_implementation in
iet)
# IET allows us to remove LUs while they are in use
ocf_run ietadm --op delete \
--tid=${TID} \
--lun=${OCF_RESKEY_lun} || exit $OCF_ERR_GENERIC
;;
tgt)
# tgt will fail to remove an LU while it is in use,
# but at the same time does not allow us to
# selectively shut down a connection that is using a
# specific LU. Thus, we need to loop here until tgtd
# decides that the LU is no longer in use, or we get
# timed out by the LRM.
while ! ocf_run -warn tgtadm --lld iscsi --op delete --mode logicalunit \
--tid ${TID} \
--lun=${OCF_RESKEY_lun}; do
sleep 1
done
;;
lio)
if [ -n "${OCF_RESKEY_allowed_initiators}" ]; then
for initiator in ${OCF_RESKEY_allowed_initiators}; do
ocf_run lio_node --dellunacl=${OCF_RESKEY_target_iqn} 1 \
${initiator} ${OCF_RESKEY_lun} || exit $OCF_ERR_GENERIC
done
fi
ocf_run lio_node --dellun=${OCF_RESKEY_target_iqn} 1 ${OCF_RESKEY_lun} || exit $OCF_ERR_GENERIC
ocf_run tcm_node --freedev=iblock_${OCF_RESKEY_lio_iblock}/${OCF_RESOURCE_INSTANCE} || exit $OCF_ERR_GENERIC
;;
- lio-t)
- ocf_run targetcli /iscsi/${OCF_RESKEY_target_iqn}/tpg1/luns delete ${OCF_RESKEY_lun} || exit $OCF_ERR_GENERIC
+ lio-t)
+ ocf_run targetcli /iscsi/${OCF_RESKEY_target_iqn}/tpg1/luns delete ${OCF_RESKEY_lun} || exit $OCF_ERR_GENERIC
if [ -n "${OCF_RESKEY_allowed_initiators}" ]; then
for initiator in ${OCF_RESKEY_allowed_initiators}; do
- if targetcli /iscsi/${OCF_RESKEY_target_iqn}/tpg1/acls/${initiator} status | grep "Mapped LUNs: 0" >/dev/null ; then
- ocf_run targetcli /iscsi/${OCF_RESKEY_target_iqn}/tpg1/acls/ delete ${initiator}
- fi
+ if targetcli /iscsi/${OCF_RESKEY_target_iqn}/tpg1/acls/${initiator} status | grep "Mapped LUNs: 0" >/dev/null ; then
+ ocf_run targetcli /iscsi/${OCF_RESKEY_target_iqn}/tpg1/acls/ delete ${initiator}
+ fi
done
fi
- ocf_run targetcli /backstores/block delete ${OCF_RESOURCE_INSTANCE} || exit $OCF_ERR_GENERIC
- ;;
+ ocf_run targetcli /backstores/block delete ${OCF_RESOURCE_INSTANCE} || exit $OCF_ERR_GENERIC
+ ;;
esac
fi
return $OCF_SUCCESS
}
iSCSILogicalUnit_monitor() {
case $OCF_RESKEY_implementation in
iet)
# Figure out and set the target ID
TID=`sed -ne "s/tid:\([[:digit:]]\+\) name:${OCF_RESKEY_target_iqn}$/\1/p" < /proc/net/iet/volume`
if [ -z "${TID}" ]; then
# Our target is not configured, thus we're not
# running.
return $OCF_NOT_RUNNING
fi
# FIXME: this looks for a matching LUN and path, but does
# not actually test for the correct target ID.
grep -E -q "[[:space:]]+lun:${OCF_RESKEY_lun}.*path:${OCF_RESKEY_path}$" /proc/net/iet/volume && return $OCF_SUCCESS
;;
tgt)
# Figure out and set the target ID
TID=`tgtadm --lld iscsi --op show --mode target \
| sed -ne "s/^Target \([[:digit:]]\+\): ${OCF_RESKEY_target_iqn}$/\1/p"`
if [ -z "$TID" ]; then
# Our target is not configured, thus we're not
# running.
return $OCF_NOT_RUNNING
fi
# This only looks for the backing store, but does not test
# for the correct target ID and LUN.
tgtadm --lld iscsi --op show --mode target \
| grep -E -q "[[:space:]]+Backing store.*: ${OCF_RESKEY_path}$" && return $OCF_SUCCESS
;;
lio)
configfs_path="/sys/kernel/config/target/iscsi/${OCF_RESKEY_target_iqn}/tpgt_1/lun/lun_${OCF_RESKEY_lun}/${OCF_RESOURCE_INSTANCE}/udev_path"
[ -e ${configfs_path} ] && [ `cat ${configfs_path}` = "${OCF_RESKEY_path}" ] && return $OCF_SUCCESS
;;
- lio-t)
- configfs_path="/sys/kernel/config/target/iscsi/${OCF_RESKEY_target_iqn}/tpgt_1/lun/lun_${OCF_RESKEY_lun}/*/udev_path"
- [ -e ${configfs_path} ] && [ `cat ${configfs_path}` = "${OCF_RESKEY_path}" ] && return $OCF_SUCCESS
- ;;
+ lio-t)
+ configfs_path="/sys/kernel/config/target/iscsi/${OCF_RESKEY_target_iqn}/tpgt_1/lun/lun_${OCF_RESKEY_lun}/*/udev_path"
+ [ -e ${configfs_path} ] && [ `cat ${configfs_path}` = "${OCF_RESKEY_path}" ] && return $OCF_SUCCESS
+ ;;
esac
return $OCF_NOT_RUNNING
}
iSCSILogicalUnit_validate() {
# Do we have all required variables?
for var in target_iqn lun path; do
param="OCF_RESKEY_${var}"
if [ -z "${!param}" ]; then
ocf_log error "Missing resource parameter \"$var\"!"
exit $OCF_ERR_CONFIGURED
fi
done
# Is the configured implementation supported?
case "$OCF_RESKEY_implementation" in
"iet"|"tgt"|"lio"|"lio-t")
;;
"")
# The user didn't specify an implementation, and we were
# unable to determine one from installed binaries (in
# other words: no binaries for any supported
# implementation could be found)
ocf_log error "Undefined iSCSI target implementation"
exit $OCF_ERR_INSTALLED
;;
*)
ocf_log error "Unsupported iSCSI target implementation \"$OCF_RESKEY_implementation\"!"
exit $OCF_ERR_CONFIGURED
;;
esac
# Do we have a valid LUN?
case $OCF_RESKEY_implementation in
iet)
# IET allows LUN 0 and up
[ $OCF_RESKEY_lun -ge 0 ]
case $? in
0)
# OK
;;
1)
ocf_log err "Invalid LUN $OCF_RESKEY_lun (must be a non-negative integer)."
exit $OCF_ERR_CONFIGURED
;;
*)
ocf_log err "Invalid LUN $OCF_RESKEY_lun (must be an integer)."
exit $OCF_ERR_CONFIGURED
;;
esac
;;
tgt)
# tgt reserves LUN 0 for its own purposes
[ $OCF_RESKEY_lun -ge 1 ]
case $? in
0)
# OK
;;
1)
ocf_log err "Invalid LUN $OCF_RESKEY_lun (must be greater than 0)."
exit $OCF_ERR_CONFIGURED
;;
*)
ocf_log err "Invalid LUN $OCF_RESKEY_lun (must be an integer)."
exit $OCF_ERR_CONFIGURED
;;
esac
;;
esac
# Do we have any configuration parameters that the current
# implementation does not support?
local unsupported_params
local var
local envar
case $OCF_RESKEY_implementation in
iet)
# IET does not support setting the vendor and product ID
# (it always uses "IET" and "VIRTUAL-DISK")
unsupported_params="vendor_id product_id allowed_initiators lio_iblock tgt_bstype tgt_bsoflags tgt_device_type"
;;
tgt)
unsupported_params="allowed_initiators lio_iblock"
;;
lio)
unsupported_params="scsi_id vendor_id product_id tgt_bstype tgt_bsoflags tgt_device_type"
;;
- lio-t)
- unsupported_params="scsi_id vendor_id product_id tgt_bstype tgt_bsoflags tgt_device_type lio_iblock"
- ;;
+ lio-t)
+ unsupported_params="scsi_id vendor_id product_id tgt_bstype tgt_bsoflags tgt_device_type lio_iblock"
+ ;;
esac
for var in ${unsupported_params}; do
envar=OCF_RESKEY_${var}
defvar=OCF_RESKEY_${var}_default
if [ -n "${!envar}" ]; then
if [[ "${!envar}" != "${!defvar}" ]];then
case "$__OCF_ACTION" in
start|validate-all)
ocf_log warn "Configuration parameter \"${var}\"" \
"is not supported by the iSCSI implementation" \
"and will be ignored." ;;
esac
fi
fi
done
if ! ocf_is_probe; then
# Do we have all required binaries?
case $OCF_RESKEY_implementation in
iet)
check_binary ietadm
;;
tgt)
check_binary tgtadm
;;
lio)
check_binary tcm_node
check_binary lio_node
;;
- lio-t)
- check_binary targetcli
- ;;
+ lio-t)
+ check_binary targetcli
+ ;;
esac
# Is the required kernel functionality available?
case $OCF_RESKEY_implementation in
iet)
[ -d /proc/net/iet ]
if [ $? -ne 0 ]; then
ocf_log err "/proc/net/iet does not exist or is not a directory -- check if required modules are loaded."
exit $OCF_ERR_INSTALLED
fi
;;
tgt)
# tgt is userland only
;;
esac
fi
return $OCF_SUCCESS
}
case $1 in
meta-data)
meta_data
exit $OCF_SUCCESS
;;
usage|help)
iSCSILogicalUnit_usage
exit $OCF_SUCCESS
;;
esac
# Everything except usage and meta-data must pass the validate test
iSCSILogicalUnit_validate
case $__OCF_ACTION in
start) iSCSILogicalUnit_start;;
stop) iSCSILogicalUnit_stop;;
monitor|status) iSCSILogicalUnit_monitor;;
reload) ocf_log err "Reloading..."
iSCSILogicalUnit_start
;;
validate-all) ;;
*) iSCSILogicalUnit_usage
exit $OCF_ERR_UNIMPLEMENTED
;;
esac
rc=$?
ocf_log debug "${OCF_RESOURCE_INSTANCE} $__OCF_ACTION : $rc"
exit $rc
diff --git a/heartbeat/iSCSITarget b/heartbeat/iSCSITarget
index 6fddb21b5..e5ad92c90 100755
--- a/heartbeat/iSCSITarget
+++ b/heartbeat/iSCSITarget
@@ -1,630 +1,630 @@
#!/bin/bash
#
#
# iSCSITarget OCF RA. Exports and manages iSCSI targets.
#
# (c) 2009-2010 Florian Haas, Dejan Muhamedagic,
# and Linux-HA contributors
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of version 2 of the GNU General Public License as
# published by the Free Software Foundation.
#
# This program is distributed in the hope that it would be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
#
# Further, this software is distributed without any warranty that it is
# free of the rightful claim of any third person regarding infringement
# or the like. Any license provided herein, whether implied or
# otherwise, applies only to this software file. Patent licenses, if
# any, provided herein do not apply to combinations of this program with
# other software, or any other product whatsoever.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write the Free Software Foundation,
# Inc., 59 Temple Place - Suite 330, Boston MA 02111-1307, USA.
#
#######################################################################
# Initialization:
: ${OCF_FUNCTIONS_DIR=${OCF_ROOT}/lib/heartbeat}
. ${OCF_FUNCTIONS_DIR}/ocf-shellfuncs
# Defaults
# Set a default implementation based on software installed
if have_binary ietadm; then
OCF_RESKEY_implementation_default="iet"
elif have_binary tgtadm; then
OCF_RESKEY_implementation_default="tgt"
elif have_binary lio_node; then
OCF_RESKEY_implementation_default="lio"
elif have_binary targetcli; then
OCF_RESKEY_implementation_default="lio-t"
fi
: ${OCF_RESKEY_implementation=${OCF_RESKEY_implementation_default}}
# Listen on 0.0.0.0:3260 by default
OCF_RESKEY_portals_default="0.0.0.0:3260"
: ${OCF_RESKEY_portals=${OCF_RESKEY_portals_default}}
# Lockfile, used for selecting a target ID
LOCKFILE=${HA_RSCTMP}/iSCSITarget-${OCF_RESKEY_implementation}.lock
#######################################################################
meta_data() {
cat <<END
<?xml version="1.0"?>
<!DOCTYPE resource-agent SYSTEM "ra-api-1.dtd">
<resource-agent name="iSCSITarget" version="0.9">
<version>0.9</version>
<longdesc lang="en">
Manages iSCSI targets. An iSCSI target is a collection of SCSI Logical
Units (LUs) exported via a daemon that speaks the iSCSI protocol.
</longdesc>
<shortdesc lang="en">iSCSI target export agent</shortdesc>
<parameters>
<parameter name="implementation" required="0" unique="0">
<longdesc lang="en">
The iSCSI target daemon implementation. Must be one of "iet", "tgt",
"lio", or "lio-t". If unspecified, an implementation is selected based on the
availability of management utilities, with "iet" being tried first,
then "tgt", then "lio", then "lio-t".
</longdesc>
<shortdesc lang="en">Specifies the iSCSI target implementation
("iet", "tgt", "lio", or "lio-t").</shortdesc>
<content type="string" default="${OCF_RESKEY_implementation_default}"/>
</parameter>
<parameter name="iqn" required="1" unique="1">
<longdesc lang="en">
The target iSCSI Qualified Name (IQN). Should follow the conventional
"iqn.yyyy-mm.<reversed domain name>[:identifier]" syntax.
</longdesc>
<shortdesc lang="en">iSCSI target IQN</shortdesc>
<content type="string" />
</parameter>
<parameter name="tid" required="0" unique="1">
<longdesc lang="en">
The iSCSI target ID. Required for tgt.
</longdesc>
<shortdesc lang="en">iSCSI target ID</shortdesc>
<content type="integer" />
</parameter>
<parameter name="portals" required="0" unique="0">
<longdesc lang="en">
iSCSI network portal addresses. Not supported by all
implementations. If unset, the default is to create one portal that
listens on ${OCF_RESKEY_portal_default}.
</longdesc>
<shortdesc lang="en">iSCSI portal addresses</shortdesc>
<content type="string" default="${OCF_RESKEY_portals_default}"/>
</parameter>
<parameter name="allowed_initiators" required="0" unique="0">
<longdesc lang="en">
Allowed initiators. A space-separated list of initiators allowed to
connect to this target. Initiators may be listed in any syntax
the target implementation allows. If this parameter is empty or
not set, access to this target will be allowed from any initiator.
</longdesc>
<shortdesc lang="en">List of iSCSI initiators allowed to connect
to this target</shortdesc>
<content type="string" default=""/>
</parameter>
<parameter name="incoming_username" required="0" unique="1">
<longdesc lang="en">
A username used for incoming initiator authentication. If unspecified,
allowed initiators will be able to log in without authentication.
This is a unique parameter, as it not allowed to re-use a single
username across multiple target instances.
</longdesc>
<shortdesc lang="en">Incoming account username</shortdesc>
<content type="string"/>
</parameter>
<parameter name="incoming_password" required="0" unique="0">
<longdesc lang="en">
A password used for incoming initiator authentication.
</longdesc>
<shortdesc lang="en">Incoming account password</shortdesc>
<content type="string"/>
</parameter>
<parameter name="additional_parameters" required="0" unique="0">
<longdesc lang="en">
Additional target parameters. A space-separated list of "name=value"
pairs which will be passed through to the iSCSI daemon's management
interface. The supported parameters are implementation
dependent. Neither the name nor the value may contain whitespace.
</longdesc>
<shortdesc lang="en">List of iSCSI target parameters</shortdesc>
<content type="string" />
</parameter>
</parameters>
<actions>
<action name="start" timeout="10" />
<action name="stop" timeout="10" />
<action name="status" timeout="10" interval="10" depth="0" />
<action name="monitor" timeout="10" interval="10" depth="0" />
<action name="meta-data" timeout="5" />
<action name="validate-all" timeout="10" />
</actions>
</resource-agent>
END
}
#######################################################################
iSCSITarget_usage() {
cat <<END
usage: $0 {start|stop|status|monitor|validate-all|meta-data}
Expects to have a fully populated OCF RA-compliant environment set.
END
}
iSCSITarget_start() {
iSCSITarget_monitor
if [ $? = $OCF_SUCCESS ]; then
return $OCF_SUCCESS
fi
local param
local name
local value
local initiator
local portal
case $OCF_RESKEY_implementation in
iet)
local lasttid
local tid
if [ "${OCF_RESKEY_tid}" ]; then
tid="${OCF_RESKEY_tid}"
else
# Figure out the last used target ID, add 1 to get the new
# target ID.
ocf_take_lock $LOCKFILE
ocf_release_lock_on_exit $LOCKFILE
lasttid=`sed -ne "s/tid:\([[:digit:]]\+\) name:.*/\1/p" < /proc/net/iet/volume | sort -n | tail -n1`
[ -z "${lasttid}" ] && lasttid=0
tid=$((++lasttid))
fi
# Create the target.
ocf_run ietadm --op new \
--tid=${tid} \
--params Name=${OCF_RESKEY_iqn} || exit $OCF_ERR_GENERIC
# Set additional parameters.
for param in ${OCF_RESKEY_additional_parameters}; do
name=${param%=*}
value=${param#*=}
ocf_run ietadm --op update \
--tid=${tid} \
--params ${name}=${value} || exit $OCF_ERR_GENERIC
done
# Legacy versions of IET allow targets by default, current
# versions deny. To be safe we manage both the .allow and
# .deny files.
if [ -n "${OCF_RESKEY_allowed_initiators}" ]; then
echo "${OCF_RESKEY_iqn} ALL" >> /etc/initiators.deny
echo "${OCF_RESKEY_iqn} ${OCF_RESKEY_allowed_initiators// /,}" >> /etc/initiators.allow
else
echo "${OCF_RESKEY_iqn} ALL" >> /etc/initiators.allow
fi
# In iet, adding a new user and assigning it to a target
# is one operation.
if [ -n "${OCF_RESKEY_incoming_username}" ]; then
ocf_run ietadm --op new --user \
--tid=${tid} \
--params=IncomingUser=${OCF_RESKEY_incoming_username},Password=${OCF_RESKEY_incoming_password} \
|| exit $OCF_ERR_GENERIC
fi
;;
tgt)
local tid
tid="${OCF_RESKEY_tid}"
# Create the target.
ocf_run tgtadm --lld iscsi --op new --mode target \
--tid=${tid} \
--targetname ${OCF_RESKEY_iqn} || exit $OCF_ERR_GENERIC
# Set parameters.
for param in ${OCF_RESKEY_additional_parameters}; do
name=${param%=*}
value=${param#*=}
ocf_run tgtadm --lld iscsi --op update --mode target \
--tid=${tid} \
--name=${name} --value=${value} || exit $OCF_ERR_GENERIC
done
# For tgt, we always have to add access per initiator;
# access to targets is denied by default. If
# "allowed_initiators" is unset, we must use the special
# keyword ALL.
for initiator in ${OCF_RESKEY_allowed_initiators=ALL}; do
ocf_run tgtadm --lld iscsi --op bind --mode target \
--tid=${tid} \
--initiator-address=${initiator} || exit $OCF_ERR_GENERIC
done
# In tgt, we must first create a user account, then assign
# it to a target using the "bind" operation.
if [ -n "${OCF_RESKEY_incoming_username}" ]; then
ocf_run tgtadm --lld iscsi --mode account --op new \
--user=${OCF_RESKEY_incoming_username} \
--password=${OCF_RESKEY_incoming_password} || exit $OCF_ERR_GENERIC
ocf_run tgtadm --lld iscsi --mode account --op bind \
--tid=${tid} \
--user=${OCF_RESKEY_incoming_username} || exit $OCF_ERR_GENERIC
fi
;;
lio | lio-t)
# lio distinguishes between targets and target portal
# groups (TPGs). We will always create one TPG, with the
# number 1. In lio, creating a network portal
# automatically creates the corresponding target if it
# doesn't already exist.
for portal in ${OCF_RESKEY_portals}; do
- if [ "$OCF_RESKEY_implementation" == "lio" ] ; then
- ocf_run lio_node --addnp ${OCF_RESKEY_iqn} 1 \
- ${portal} || exit $OCF_ERR_GENERIC
- else
- ocf_run targetcli /iscsi create ${OCF_RESKEY_iqn} || exit $OCF_ERR_GENERIC
- if [ $portal != ${OCF_RESKEY_portals_default} ] ; then
- IFS=':' read -a sep_portal <<< "$portal"
- ocf_run targetcli /iscsi/${OCF_RESKEY_iqn}/tpg1/portals create "${sep_portal[0]}" "${sep_portal[1]}" || exit $OCF_ERR_GENERIC
- fi
- fi
+ if [ "$OCF_RESKEY_implementation" == "lio" ] ; then
+ ocf_run lio_node --addnp ${OCF_RESKEY_iqn} 1 \
+ ${portal} || exit $OCF_ERR_GENERIC
+ else
+ ocf_run targetcli /iscsi create ${OCF_RESKEY_iqn} || exit $OCF_ERR_GENERIC
+ if [ $portal != ${OCF_RESKEY_portals_default} ] ; then
+ IFS=':' read -a sep_portal <<< "$portal"
+ ocf_run targetcli /iscsi/${OCF_RESKEY_iqn}/tpg1/portals create "${sep_portal[0]}" "${sep_portal[1]}" || exit $OCF_ERR_GENERIC
+ fi
+ fi
done
# in lio, we can set target parameters by manipulating
# the appropriate configfs entries
for param in ${OCF_RESKEY_additional_parameters}; do
name=${param%=*}
value=${param#*=}
configfs_path="/sys/kernel/config/target/iscsi/${OCF_RESKEY_iqn}/tpgt_1/param/${name}"
if [ -e ${configfs_path} ]; then
echo ${value} > ${configfs_path} || exit $OCF_ERR_GENERIC
else
ocf_log warn "Unsupported iSCSI target parameter ${name}: will be ignored."
fi
done
# lio does per-initiator filtering by default. To disable
# this, we need to switch the target to "permissive mode".
if [ -n "${OCF_RESKEY_allowed_initiators}" ]; then
for initiator in ${OCF_RESKEY_allowed_initiators}; do
- if [ "$OCF_RESKEY_implementation" == "lio" ] ; then
- ocf_run lio_node --addnodeacl ${OCF_RESKEY_iqn} 1 \
- ${initiator} || exit $OCF_ERR_GENERIC
- else
- ocf_run targetcli /iscsi/${OCF_RESKEY_iqn}/tpg1/acls create ${initiator} || exit $OCF_ERR_GENERIC
- fi
+ if [ "$OCF_RESKEY_implementation" == "lio" ] ; then
+ ocf_run lio_node --addnodeacl ${OCF_RESKEY_iqn} 1 \
+ ${initiator} || exit $OCF_ERR_GENERIC
+ else
+ ocf_run targetcli /iscsi/${OCF_RESKEY_iqn}/tpg1/acls create ${initiator} || exit $OCF_ERR_GENERIC
+ fi
done
else
- if [ "$OCF_RESKEY_implementation" == "lio" ] ; then
- ocf_run lio_node --permissive ${OCF_RESKEY_iqn} 1 || exit $OCF_ERR_GENERIC
-
- # permissive mode enables read-only access by default,
- # so we need to change that to RW to be in line with
- # the other implementations.
- echo 0 > "/sys/kernel/config/target/iscsi/${OCF_RESKEY_iqn}/tpgt_1/attrib/demo_mode_write_protect"
- if [ `cat /sys/kernel/config/target/iscsi/${OCF_RESKEY_iqn}/tpgt_1/attrib/demo_mode_write_protect` -ne 0 ]; then
- ocf_log err "Failed to disable write protection for target ${OCF_RESKEY_iqn}."
- exit $OCF_ERR_GENERIC
- fi
- else
- ocf_run targetcli /iscsi/${OCF_RESKEY_iqn}/tpg1/ set attribute authentication=0 demo_mode_write_protect=0 generate_node_acls=1 cache_dynamic_acls=1 || exit $OCF_ERR_GENERIC
- fi
+ if [ "$OCF_RESKEY_implementation" == "lio" ] ; then
+ ocf_run lio_node --permissive ${OCF_RESKEY_iqn} 1 || exit $OCF_ERR_GENERIC
+
+ # permissive mode enables read-only access by default,
+ # so we need to change that to RW to be in line with
+ # the other implementations.
+ echo 0 > "/sys/kernel/config/target/iscsi/${OCF_RESKEY_iqn}/tpgt_1/attrib/demo_mode_write_protect"
+ if [ `cat /sys/kernel/config/target/iscsi/${OCF_RESKEY_iqn}/tpgt_1/attrib/demo_mode_write_protect` -ne 0 ]; then
+ ocf_log err "Failed to disable write protection for target ${OCF_RESKEY_iqn}."
+ exit $OCF_ERR_GENERIC
+ fi
+ else
+ ocf_run targetcli /iscsi/${OCF_RESKEY_iqn}/tpg1/ set attribute authentication=0 demo_mode_write_protect=0 generate_node_acls=1 cache_dynamic_acls=1 || exit $OCF_ERR_GENERIC
+ fi
fi
# TODO: add CHAP authentication support when it gets added
# back into LIO
- if [ "$OCF_RESKEY_implementation" == "lio" ] ; then
- ocf_run lio_node --disableauth ${OCF_RESKEY_iqn} 1 || exit $OCF_ERR_GENERIC
- # Finally, we need to enable the target to allow
- # initiators to connect
- ocf_run lio_node --enabletpg=${OCF_RESKEY_iqn} 1 || exit $OCF_ERR_GENERIC
- else
- ocf_run targetcli /iscsi/${OCF_RESKEY_iqn}/tpg1/ set attribute authentication=0 || exit $OCF_ERR_GENERIC
-# ocf_run targetcli /iscsi
- fi
+ if [ "$OCF_RESKEY_implementation" == "lio" ] ; then
+ ocf_run lio_node --disableauth ${OCF_RESKEY_iqn} 1 || exit $OCF_ERR_GENERIC
+ # Finally, we need to enable the target to allow
+ # initiators to connect
+ ocf_run lio_node --enabletpg=${OCF_RESKEY_iqn} 1 || exit $OCF_ERR_GENERIC
+ else
+ ocf_run targetcli /iscsi/${OCF_RESKEY_iqn}/tpg1/ set attribute authentication=0 || exit $OCF_ERR_GENERIC
+# ocf_run targetcli /iscsi
+ fi
;;
esac
return $OCF_SUCCESS
}
iSCSITarget_stop() {
iSCSITarget_monitor
if [ $? = $OCF_SUCCESS ]; then
local tid
case $OCF_RESKEY_implementation in
iet)
# Figure out the target ID
tid=`sed -ne "s/tid:\([[:digit:]]\+\) name:${OCF_RESKEY_iqn}/\1/p" < /proc/net/iet/volume`
if [ -z "${tid}" ]; then
ocf_log err "Failed to retrieve target ID for IQN ${OCF_RESKEY_iqn}"
exit $OCF_ERR_GENERIC
fi
# Close existing connections. There is no other way to
# do this in IET than to parse the contents of
# /proc/net/iet/session.
set -- $(sed -ne '/^tid:'${tid}' /,/^tid/ {
/^[[:space:]]*sid:\([0-9]\+\)/ {
s/^[[:space:]]*sid:\([0-9]*\).*/--sid=\1/; h;
};
/^[[:space:]]*cid:\([0-9]\+\)/ {
s/^[[:space:]]*cid:\([0-9]*\).*/--cid=\1/; G; p;
};
}' < /proc/net/iet/session)
while [[ -n $2 ]]; do
# $2 $1 looks like "--sid=X --cid=Y"
ocf_run ietadm --op delete \
--tid=${tid} $2 $1
shift 2
done
# In iet, unassigning a user from a target and
# deleting the user account is one operation.
if [ -n "${OCF_RESKEY_incoming_username}" ]; then
ocf_run ietadm --op delete --user \
--tid=${tid} \
--params=IncomingUser=${OCF_RESKEY_incoming_username} \
|| exit $OCF_ERR_GENERIC
fi
# Loop on delete. Keep trying until we time out, if
# necessary.
while true; do
if ietadm --op delete --tid=${tid}; then
ocf_log debug "Removed target ${OCF_RESKEY_iqn}."
break
else
ocf_log warn "Failed to remove target ${OCF_RESKEY_iqn}, retrying."
sleep 1
fi
done
# Avoid stale /etc/initiators.{allow,deny} entries
# for this target
if [ -e /etc/initiators.deny ]; then
ocf_run sed -e "/^${OCF_RESKEY_iqn}[[:space:]]/d" \
-i /etc/initiators.deny
fi
if [ -e /etc/initiators.allow ]; then
ocf_run sed -e "/^${OCF_RESKEY_iqn}[[:space:]]/d" \
-i /etc/initiators.allow
fi
;;
tgt)
tid="${OCF_RESKEY_tid}"
# Close existing connections. There is no other way to
# do this in tgt than to parse the output of "tgtadm --op
# show".
set -- $(tgtadm --lld iscsi --op show --mode target \
| sed -ne '/^Target '${tid}':/,/^Target/ {
/^[[:space:]]*I_T nexus: \([0-9]\+\)/ {
s/^.*: \([0-9]*\).*/--sid=\1/; h;
};
/^[[:space:]]*Connection: \([0-9]\+\)/ {
s/^.*: \([0-9]*\).*/--cid=\1/; G; p;
};
/^[[:space:]]*LUN information:/ q;
}')
while [[ -n $2 ]]; do
# $2 $1 looks like "--sid=X --cid=Y"
ocf_run tgtadm --lld iscsi --op delete --mode connection \
--tid=${tid} $2 $1
shift 2
done
# In tgt, we must first unbind the user account from
# the target, then remove the account itself.
if [ -n "${OCF_RESKEY_incoming_username}" ]; then
ocf_run tgtadm --lld iscsi --mode account --op unbind \
--tid=${tid} \
--user=${OCF_RESKEY_incoming_username} || exit $OCF_ERR_GENERIC
ocf_run tgtadm --lld iscsi --mode account --op delete \
--user=${OCF_RESKEY_incoming_username} || exit $OCF_ERR_GENERIC
fi
# Loop on delete. Keep trying until we time out, if
# necessary.
while true; do
if tgtadm --lld iscsi --op delete --mode target --tid=${tid}; then
ocf_log debug "Removed target ${OCF_RESKEY_iqn}."
break
else
ocf_log warn "Failed to remove target ${OCF_RESKEY_iqn}, retrying."
sleep 1
fi
done
# In tgt, we don't have to worry about our ACL
# entries. They are automatically removed upon target
# deletion.
;;
lio)
# In lio, removing a target automatically removes all
# associated TPGs, network portals, and LUNs.
ocf_run lio_node --deliqn ${OCF_RESKEY_iqn} || exit $OCF_ERR_GENERIC
;;
- lio-t)
- ocf_run targetcli /iscsi delete ${OCF_RESKEY_iqn} || exit $OCF_ERR_GENERIC
- ;;
+ lio-t)
+ ocf_run targetcli /iscsi delete ${OCF_RESKEY_iqn} || exit $OCF_ERR_GENERIC
+ ;;
esac
fi
return $OCF_SUCCESS
}
iSCSITarget_monitor() {
case $OCF_RESKEY_implementation in
iet)
grep -Eq "tid:[0-9]+ name:${OCF_RESKEY_iqn}" /proc/net/iet/volume && return $OCF_SUCCESS
;;
tgt)
tgtadm --lld iscsi --op show --mode target \
| grep -Eq "Target [0-9]+: ${OCF_RESKEY_iqn}" && return $OCF_SUCCESS
;;
lio | lio-t)
# if we have no configfs entry for the target, it's
# definitely stopped
[ -d /sys/kernel/config/target/iscsi/${OCF_RESKEY_iqn} ] || return $OCF_NOT_RUNNING
# if the target is there, but its TPG is not enabled, then
# we also consider it stopped
[ `cat /sys/kernel/config/target/iscsi/${OCF_RESKEY_iqn}/tpgt_1/enable` -eq 1 ] || return $OCF_NOT_RUNNING
return $OCF_SUCCESS
;;
esac
return $OCF_NOT_RUNNING
}
iSCSITarget_validate() {
# Do we have all required variables?
local required_vars
case $OCF_RESKEY_implementation in
iet)
required_vars="iqn"
;;
tgt)
required_vars="iqn tid"
;;
esac
for var in ${required_vars}; do
param="OCF_RESKEY_${var}"
if [ -z "${!param}" ]; then
ocf_log error "Missing resource parameter \"$var\"!"
exit $OCF_ERR_CONFIGURED
fi
done
# Is the configured implementation supported?
case "$OCF_RESKEY_implementation" in
"iet"|"tgt"|"lio"|"lio-t")
;;
"")
# The user didn't specify an implementation, and we were
# unable to determine one from installed binaries (in
# other words: no binaries for any supported
# implementation could be found)
ocf_log error "Undefined iSCSI target implementation"
exit $OCF_ERR_INSTALLED
;;
*)
ocf_log error "Unsupported iSCSI target implementation \"$OCF_RESKEY_implementation\"!"
exit $OCF_ERR_CONFIGURED
;;
esac
# Do we have any configuration parameters that the current
# implementation does not support?
local unsupported_params
local var
local envar
case $OCF_RESKEY_implementation in
iet|tgt)
# IET and tgt do not support binding a target portal to a
# specific IP address.
unsupported_params="portals"
;;
lio|lio-t)
# TODO: Remove incoming_username and incoming_password
# from this check when LIO 3.0 gets CHAP authentication
unsupported_params="tid incoming_username incoming_password"
;;
esac
for var in ${unsupported_params}; do
envar=OCF_RESKEY_${var}
defvar=OCF_RESKEY_${var}_default
if [ -n "${!envar}" ]; then
if [[ "${!envar}" != "${!defvar}" ]];then
case "$__OCF_ACTION" in
start|validate-all)
ocf_log warn "Configuration parameter \"${var}\"" \
"is not supported by the iSCSI implementation" \
"and will be ignored." ;;
esac
fi
fi
done
if ! ocf_is_probe; then
# Do we have all required binaries?
case $OCF_RESKEY_implementation in
iet)
check_binary ietadm
;;
tgt)
check_binary tgtadm
;;
lio)
check_binary tcm_node
check_binary lio_node
;;
- lio-t)
- check_binary targetcli
- ;;
+ lio-t)
+ check_binary targetcli
+ ;;
esac
# Is the required kernel functionality available?
case $OCF_RESKEY_implementation in
iet)
[ -d /proc/net/iet ]
if [ $? -ne 0 ]; then
ocf_log err "/proc/net/iet does not exist or is not a directory -- check if required modules are loaded."
exit $OCF_ERR_INSTALLED
fi
;;
tgt)
# tgt is userland only
;;
lio)
# lio needs configfs to be mounted
if ! grep -Eq "^.*/sys/kernel/config[[:space:]]+configfs" /proc/mounts; then
ocf_log err "configfs not mounted at /sys/kernel/config -- check if required modules are loaded."
exit $OCF_ERR_INSTALLED
fi
# check for configfs entries created by target_core_mod
if [ ! -d /sys/kernel/config/target ]; then
ocf_log err "/sys/kernel/config/target does not exist or is not a directory -- check if required modules are loaded."
exit $OCF_ERR_INSTALLED
fi
;;
- lio-t)
- #targetcli loads the needed kernel modules
- ;;
+ lio-t)
+ #targetcli loads the needed kernel modules
+ ;;
esac
fi
return $OCF_SUCCESS
}
case $1 in
meta-data)
meta_data
exit $OCF_SUCCESS
;;
usage|help)
iSCSITarget_usage
exit $OCF_SUCCESS
;;
esac
# Everything except usage and meta-data must pass the validate test
iSCSITarget_validate
case $__OCF_ACTION in
start) iSCSITarget_start;;
stop) iSCSITarget_stop;;
monitor|status) iSCSITarget_monitor;;
reload) ocf_log err "Reloading..."
iSCSITarget_start
;;
validate-all) ;;
*) iSCSITarget_usage
exit $OCF_ERR_UNIMPLEMENTED
;;
esac
rc=$?
ocf_log debug "${OCF_RESOURCE_INSTANCE} $__OCF_ACTION : $rc"
exit $rc
File Metadata
Details
Attached
Mime Type
text/x-diff
Expires
Tue, Feb 25, 5:45 PM (1 d, 5 h)
Storage Engine
blob
Storage Format
Raw Data
Storage Handle
1464910
Default Alt Text
(48 KB)
Attached To
Mode
rR Resource Agents
Attached
Detach File
Event Timeline
Log In to Comment