From 97b1242450df25648d203acf7cc297cd46d10e8c Mon Sep 17 00:00:00 2001

From: Chris Leech <cleech@redhat.com>

Date: Mon, 19 Nov 2012 16:37:13 -0800

Subject: [PATCH] update initscripts and docs

---

 README          | 12 +++++-------

 etc/iscsid.conf | 23 +++++++++++------------

 usr/idbm.c      |  4 ++++

 3 files changed, 20 insertions(+), 19 deletions(-)

diff --git a/README b/README

index 508c9d7..b62a14e 100644

--- a/README

+++ b/README

@@ -77,11 +77,6 @@ the cache sync command will fail.

 - iscsiadm's -P 3 option will not print out scsi devices.

 - iscsid will not automatically online devices.

-You need to enable "Cryptographic API" under "Cryptographic options" in the

-kernel config. And you must enable "CRC32c CRC algorithm" even if

-you do not use header or data digests. They are the kernel options

-CONFIG_CRYPTO and CONFIG_CRYPTO_CRC32C, respectively.

-

 The userspace components iscsid, iscsiadm and iscsistart require the

 open-isns library, which can be found here:

 	https://github.com/gonzoleeman/open-isns/releases

@@ -1163,11 +1158,11 @@ Red Hat or Fedora:

 -----------------

 To start open-iscsi in Red Hat/Fedora you can do:

-	systemctl start open-iscsi

+	systemctl start iscsi

 To get open-iscsi to automatically start at run time you may have to

 run:

-	systemctl enable open-iscsi

+	systemctl enable iscsi

 And, to automatically mount a file system during startup

 you must have the partition entry in /etc/fstab marked with the "_netdev"

@@ -1370,6 +1365,9 @@ iscsid will only perform rediscovery when it gets a SCN from the server.

 #   linux-isns (SLES's iSNS server) where it sometimes does not send SCN

 #   events in the proper format, so they may not get handled.

+To set the startup value, so that nodes are not logged into automatically

+use the value "manual".

+

 Examples

 --------

diff --git a/etc/iscsid.conf b/etc/iscsid.conf

index f21ed3d..420145b 100644

--- a/etc/iscsid.conf

+++ b/etc/iscsid.conf

@@ -19,8 +19,8 @@

 # the time then leave this attribute commented out.

 #

 # Default for Fedora and RHEL. (uncomment to activate).

-# iscsid.startup = /bin/systemctl start iscsid.socket iscsiuio.socket

-#

+iscsid.startup = /bin/systemctl start iscsid.socket iscsiuio.socket

+# 

 # Default if you are not using systemd (uncomment to activate)

 # iscsid.startup = /usr/bin/service start iscsid

@@ -41,8 +41,8 @@

 # To request that the iscsi initd scripts startup a session set to "automatic".

 # node.startup = automatic

 #

-# To manually startup the session set to "manual". The default is manual.

-node.startup = manual

+# To manually startup the session set to "manual". The default is automatic.

+node.startup = automatic

 # For "automatic" startup nodes, setting this to "Yes" will try logins on each

 # available iface until one succeeds, and then stop.  The default "No" will try

@@ -271,28 +271,27 @@ node.conn[0].iscsi.MaxXmitDataSegmentLength = 0

 discovery.sendtargets.iscsi.MaxRecvDataSegmentLength = 32768

 # To allow the targets to control the setting of the digest checking,

-# with the initiator requesting a preference of enabling the checking, uncomment# one or both of the following lines:

+# with the initiator requesting a preference of enabling the checking, uncomment

+# the following lines (Data digests are not supported.):

 #node.conn[0].iscsi.HeaderDigest = CRC32C,None

-#node.conn[0].iscsi.DataDigest = CRC32C,None

+

 #

 # To allow the targets to control the setting of the digest checking,

 # with the initiator requesting a preference of disabling the checking,

-# uncomment one or both of the following lines:

+# uncomment the following line:

 #node.conn[0].iscsi.HeaderDigest = None,CRC32C

-#node.conn[0].iscsi.DataDigest = None,CRC32C

 #

 # To enable CRC32C digest checking for the header and/or data part of

-# iSCSI PDUs, uncomment one or both of the following lines:

+# iSCSI PDUs, uncomment the following line:

 #node.conn[0].iscsi.HeaderDigest = CRC32C

-#node.conn[0].iscsi.DataDigest = CRC32C

 #

 # To disable digest checking for the header and/or data part of

-# iSCSI PDUs, uncomment one or both of the following lines:

+# iSCSI PDUs, uncomment the following line:

 #node.conn[0].iscsi.HeaderDigest = None

-#node.conn[0].iscsi.DataDigest = None

 #

 # The default is to never use DataDigests or HeaderDigests.

 #

+node.conn[0].iscsi.HeaderDigest = None

 # For multipath configurations, you may want more than one session to be

 # created on each iface record.  If node.session.nr_sessions is greater

diff --git a/usr/idbm.c b/usr/idbm.c

index f1e5c88..0f0f17a 100644

--- a/usr/idbm.c

+++ b/usr/idbm.c

@@ -566,9 +566,13 @@ idbm_recinfo_node(node_rec_t *r, recinfo_t *ri)

 				 IDBM_SHOW, "None", "CRC32C", "CRC32C,None",

 				 "None,CRC32C", num, 1);

 		sprintf(key, CONN_DATA_DIGEST, i);

+

+#if 0

+We do not support data digests

 		__recinfo_int_o4(key, ri, r, conn[i].iscsi.DataDigest, IDBM_SHOW,

 				 "None", "CRC32C", "CRC32C,None",

 				 "None,CRC32C", num, 1);

+#endif

 		sprintf(key, CONN_IFMARKER, i);

 		__recinfo_int_o2(key, ri, r, conn[i].iscsi.IFMarker, IDBM_SHOW,

 				"No", "Yes", num, 1);

-- 

2.26.2