From: Olaf Hering <olaf@aepfle.de>
To: xen-devel@lists.xen.org
Subject: Re: [PATCH v4 5/5] Scripts to create and delete xen-scsiback nodes in Linux target framework
Date: Mon, 20 Apr 2015 19:56:30 +0200 [thread overview]
Message-ID: <20150420175630.GA11431@aepfle.de> (raw)
In-Reply-To: <1429259460-30491-6-git-send-email-olaf@aepfle.de>
On Fri, Apr 17, Olaf Hering wrote:
> Just to make them public, not meant for merging:
> The scripts used during development to create a bunch of SCSI devices in
> dom0 using the Linux target framework. targetcli3 and rtslib3 is used.
>
> A patch is required for python-rtslib:
> http://article.gmane.org/gmane.linux.scsi.target.devel/8146
Because libvirt understands just h:c:t:l it is required to configure
also an alias with the appropriate numbers. Otherwise xen-scsiback will
not find its "p-dev".
diff --git a/tools/misc/target-create-xen-scsiback.sh b/tools/misc/target-create-xen-scsiback.sh
index fc49c2e..e168a3e 100644
--- a/tools/misc/target-create-xen-scsiback.sh
+++ b/tools/misc/target-create-xen-scsiback.sh
@@ -65,6 +65,19 @@ do
by_id="`echo ${vpd_uuid} | sed 's@-@@g;s@^\(.\{25\}\)\(.*\)@scsi-36001405\1@'`"
ln -sfvbn "/dev/disk/by-id/${by_id}" "${f_link}"
+ f_major=$((`stat --dereference --format=0x%t "${f_link}"`))
+ f_minor=$((`stat --dereference --format=0x%T "${f_link}"`))
+ if test -z "${f_major}" || test -z "${f_minor}"
+ then
+ exit 1
+ fi
+ f_alias=`ls -d /sys/dev/block/${f_major}:${f_minor}/device/scsi_device/*:*:*:*`
+ if test -z "${f_alias}"
+ then
+ exit 1
+ fi
+ f_alias=${f_alias##*/}
+
blockdev --rereadpt "${f_link}"
udevadm settle --timeout=4
echo 1,12,S | sfdisk "${f_link}"
@@ -87,6 +100,7 @@ do
targetcli /backstores/pscsi create "dev=${f_link}" "${pscsi_name}"
targetcli /xen-pvscsi/${pvscsi_wwn}/tpg1/luns create "/backstores/pscsi/${pscsi_name}" $lun
+ targetcli /xen-pvscsi/${pvscsi_wwn}/tpg1 set parameter alias=${f_alias%:*}
lun=$(( $lun + 1 ))
done
prev parent reply other threads:[~2015-04-20 17:56 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-04-17 8:30 [PATCH v4 0/5] libbxl: add support for pvscsi, iteration 4 Olaf Hering
2015-04-17 8:30 ` [PATCH v4 1/5] vscsiif.h: fix WWN notation for p-dev property Olaf Hering
2015-04-21 13:55 ` Konrad Rzeszutek Wilk
2015-04-21 14:35 ` Olaf Hering
2015-04-21 15:31 ` Konrad Rzeszutek Wilk
2015-04-21 16:04 ` Olaf Hering
2015-04-17 8:30 ` [PATCH v4 2/5] docs: add vscsi to xenstore-paths.markdown Olaf Hering
2015-04-17 8:37 ` Olaf Hering
2015-04-17 8:30 ` [PATCH v4 3/5] libxl: add support for vscsi Olaf Hering
2015-04-21 14:05 ` Konrad Rzeszutek Wilk
2015-04-22 8:08 ` Olaf Hering
2015-04-23 13:10 ` Konrad Rzeszutek Wilk
2015-05-05 9:58 ` Wei Liu
2015-05-06 6:58 ` Olaf Hering
2015-05-06 7:40 ` Wei Liu
2015-05-05 13:55 ` Wei Liu
2015-05-06 8:06 ` Olaf Hering
2015-04-17 8:30 ` [PATCH v4 4/5] vscsiif.h: add some notes about xenstore layout Olaf Hering
2015-05-05 13:59 ` Wei Liu
2015-05-06 7:06 ` Olaf Hering
2015-04-17 8:31 ` [PATCH v4 5/5] Scripts to create and delete xen-scsiback nodes in Linux target framework Olaf Hering
2015-04-20 17:56 ` Olaf Hering [this message]
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