Johnson, I am not sure what you mean by 'attach volume manually'. Do you mean when you do a 'nova volume-attach'? If so, then, yes, the process will use the appropriate iscsi_helper and iscsi_ip_address to configure the attachment.
Does that answer your question? Jay On Mon, 2014-07-21 at 12:23 +0000, Johnson Cheng wrote: > Dear Thomas, > > Thanks for your reply. > So when I attach volume manually, will iSCSI LUN be automatically setup via > cinder.conf (iscsi_helper and iscsi_ip_address)? > > > Regards, > Johnson > > -----Original Message----- > From: Duncan Thomas [mailto:duncan.tho...@gmail.com] > Sent: Monday, July 21, 2014 6:16 PM > To: OpenStack Development Mailing List (not for usage questions) > Subject: Re: [openstack-dev] [Cinder] Integrated with iSCSI target Question > > The iSCSI lun won't be set up until you try to attach the volume > > On 17 July 2014 12:44, Johnson Cheng <johnson.ch...@qsantechnology.com> wrote: > > Dear All, > > > > > > > > I installed iSCSI target at my controller node (IP: 192.168.106.20), > > > > #>iscsitarget open-iscsi iscsitarget-dkms > > > > > > > > then modify my cinder.conf at controller node as below, > > > > [DEFAULT] > > > > rootwrap_config = /etc/cinder/rootwrap.conf > > > > api_paste_confg = /etc/cinder/api-paste.ini > > > > #iscsi_helper = tgtadm > > > > iscsi_helper = ietadm > > > > volume_name_template = volume-%s > > > > volume_group = cinder-volumes > > > > verbose = True > > > > auth_strategy = keystone > > > > #state_path = /var/lib/cinder > > > > #lock_path = /var/lock/cinder > > > > #volumes_dir = /var/lib/cinder/volumes > > > > iscsi_ip_address=192.168.106.20 > > > > > > > > rpc_backend = cinder.openstack.common.rpc.impl_kombu > > > > rabbit_host = controller > > > > rabbit_port = 5672 > > > > rabbit_userid = guest > > > > rabbit_password = demo > > > > > > > > glance_host = controller > > > > > > > > enabled_backends=lvmdriver-1,lvmdriver-2 > > > > [lvmdriver-1] > > > > volume_group=cinder-volumes-1 > > > > volume_driver=cinder.volume.drivers.lvm.LVMISCSIDriver > > > > volume_backend_name=LVM_iSCSI > > > > [lvmdriver-2] > > > > volume_group=cinder-volumes-2 > > > > volume_driver=cinder.volume.drivers.lvm.LVMISCSIDriver > > > > volume_backend_name=LVM_iSCSI_b > > > > [database] > > > > connection = mysql://cinder:demo@controller/cinder > > > > > > > > [keystone_authtoken] > > > > auth_uri = http://controller:5000 > > > > auth_host = controller > > > > auth_port = 35357 > > > > auth_protocol = http > > > > admin_tenant_name = service > > > > admin_user = cinder > > > > admin_password = demo > > > > > > > > Now I use the following command to create a cinder volume, and it can > > be created successfully. > > > > #> cinder create --volume-type lvm_controller --display-name vol 1 > > > > > > > > Unfortunately it seems not attach to a iSCSI LUN automatically because > > I can not discover it from iSCSI initiator, > > > > #> iscsiadm -m discovery -t st -p 192.168.106.20 > > > > > > > > Do I miss something? > > > > > > > > > > > > Regards, > > > > Johnson > > > > > > > > > > > > From: Manickam, Kanagaraj [mailto:kanagaraj.manic...@hp.com] > > Sent: Thursday, July 17, 2014 1:19 PM > > > > > > To: OpenStack Development Mailing List (not for usage questions) > > Subject: Re: [openstack-dev] [Cinder] Integrated with iSCSI target > > Question > > > > > > > > I think, It should be on the cinder node which is usually deployed on > > the controller node > > > > > > > > From: Johnson Cheng [mailto:johnson.ch...@qsantechnology.com] > > Sent: Thursday, July 17, 2014 10:38 AM > > To: OpenStack Development Mailing List (not for usage questions) > > Subject: [openstack-dev] [Cinder] Integrated with iSCSI target > > Question > > > > > > > > Dear All, > > > > > > > > I have three nodes, a controller node and two compute nodes(volume node). > > > > The default value for iscsi_helper in cinder.conf is “tgtadm”, I will > > change to “ietadm” to integrate with iSCSI target. > > > > Unfortunately I am not sure that iscsitarget should be installed at > > controller node or compute node? > > > > Have any reference? > > > > > > > > > > > > Regards, > > > > Johnson > > > > > > > > > > _______________________________________________ > > OpenStack-dev mailing list > > OpenStack-dev@lists.openstack.org > > http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-dev > > > > > > -- > Duncan Thomas > > _______________________________________________ > OpenStack-dev mailing list > OpenStack-dev@lists.openstack.org > http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-dev > _______________________________________________ > OpenStack-dev mailing list > OpenStack-dev@lists.openstack.org > http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-dev _______________________________________________ OpenStack-dev mailing list OpenStack-dev@lists.openstack.org http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-dev
