Target Storage Device Configuration - Chelsio T5 Installation And User Manual

Chapter 5. Software/Driver Configuration and Fine-tuning
# any initiator from IP address 102.50.50.101 is allowed full
# read-write access of this target
ACL=sip=102.50.50.101
# any initiator connected via the target portal 102.60.60.25
# is allowed full read-write access to this target
ACL=dip=102.60.60.25
# initiator "iqn.2005-09.com.chelsio.san2" from 102.50.50.22
# and connected via the target portal 102.50.50.25 is allowed
# read only access of this target
ACL=iname=iqn.2006-
02.com.chelsio.san2;sip=102.50.50.22;dip=102.50.50.25;lun=ALL:R
5.6.1. ACL Enforcement
To toggle ACL enforcement on a per-target base, a Chelsio keyword
ACL_Enable=Yes
Setting
the initiators during login phase. And in addition, once the initiator has been authorized to
access the target, the access rights will be checked for each individual LU the initiator trying
to access.
ACL_Enable=No
Setting
When a target device is marked as read-only (RO), it takes precedence over ACL's write
permission (i.e.,
5.7.

Target Storage Device Configuration

An iSCSI Target can support one or more storage devices. The storage device can either be the
built-in RAM disk or actual backend storage.
Configuration of the storage is done through the Chelsio configuration file via the key-value pair
TargetDevice .
NULLRW
When option
storage device, and on reads the data is not actually read from the storage device but instead
random data is used. This option is useful for measuring network performance.
The details of the parameters for the key
Settings section earlier in this document.
No other Target Device flags are supported along with SCST pass-through
Important
device.
Chelsio T5 iSCSI PDU Offload Target with SCST support for Linux
enables the target to perform initiator authorization checking for all
disable the target to perform initiator authorization checking.
all of ACL write
is specified, on writes the data is dropped without being copied to the
TargetDevice
permission of an
are found in the table of Chelsio Entity
ACL_Enable
is provided:
initiator is ignored).
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