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Dismiss the "could not load preferences file .gwcli/prefs.bin" warning
======================================================================
$ sudo gwcli ls >/dev/null 2>&1
Create a datapool/block0 disk
=============================
$ sudo gwcli disks/ create pool=datapool image=block0 size=300M wwn=36001405da17b74481464e9fa968746d3
$ sudo gwcli ls disks/ | grep 'o- disks' | awk -F'[' '{print $2}'
300M, Disks: 1]
$ sudo gwcli ls disks/ | grep 'o- datapool' | awk -F'[' '{print $2}'
datapool (300M)]
$ sudo gwcli ls disks/ | grep 'o- block0' | awk -F'[' '{print $2}'
datapool/block0 (Unknown, 300M)]
Create the target IQN
=====================
$ sudo gwcli iscsi-targets/ create target_iqn=iqn.2003-01.com.redhat.iscsi-gw:ceph-gw
$ sudo gwcli ls iscsi-targets/ | grep 'o- iscsi-targets' | awk -F'[' '{print $2}'
DiscoveryAuth: None, Targets: 1]
$ sudo gwcli ls iscsi-targets/ | grep 'o- iqn.2003-01.com.redhat.iscsi-gw:ceph-gw' | awk -F'[' '{print $2}'
Auth: None, Gateways: 0]
$ sudo gwcli ls iscsi-targets/ | grep 'o- disks' | awk -F'[' '{print $2}'
Disks: 0]
$ sudo gwcli ls iscsi-targets/ | grep 'o- gateways' | awk -F'[' '{print $2}'
Up: 0/0, Portals: 0]
$ sudo gwcli ls iscsi-targets/ | grep 'o- host-groups' | awk -F'[' '{print $2}'
Groups : 0]
$ sudo gwcli ls iscsi-targets/ | grep 'o- hosts' | awk -F'[' '{print $2}'
Auth: ACL_ENABLED, Hosts: 0]
Create the first gateway
========================
$ HOST=`python3 -c "import socket; print(socket.getfqdn())"`
> IP=`hostname -i | awk '{print $1}'`
> sudo gwcli iscsi-targets/iqn.2003-01.com.redhat.iscsi-gw:ceph-gw/gateways create ip_addresses=$IP gateway_name=$HOST
$ sudo gwcli ls iscsi-targets/ | grep 'o- gateways' | awk -F'[' '{print $2}'
Up: 1/1, Portals: 1]
Create the second gateway
========================
$ IP=`cat /etc/ceph/iscsi-gateway.cfg |grep 'trusted_ip_list' | awk -F'[, ]' '{print $3}'`
> if [ "$IP" != `hostname -i | awk '{print $1}'` ]; then
> HOST=`python3 -c "import socket; print(socket.getfqdn('$IP'))"`
> sudo gwcli iscsi-targets/iqn.2003-01.com.redhat.iscsi-gw:ceph-gw/gateways create ip_addresses=$IP gateway_name=$HOST
> fi
$ IP=`cat /etc/ceph/iscsi-gateway.cfg |grep 'trusted_ip_list' | awk -F'[, ]' '{print $4}'`
> if [ "$IP" != `hostname -i | awk '{print $1}'` ]; then
> HOST=`python3 -c "import socket; print(socket.getfqdn('$IP'))"`
> sudo gwcli iscsi-targets/iqn.2003-01.com.redhat.iscsi-gw:ceph-gw/gateways create ip_addresses=$IP gateway_name=$HOST
> fi
$ sudo gwcli ls iscsi-targets/ | grep 'o- gateways' | awk -F'[' '{print $2}'
Up: 2/2, Portals: 2]
Attach the disk
===============
$ sudo gwcli iscsi-targets/iqn.2003-01.com.redhat.iscsi-gw:ceph-gw/disks/ add disk=datapool/block0
$ sudo gwcli ls iscsi-targets/ | grep 'o- disks' | awk -F'[' '{print $2}'
Disks: 1]
Create a host
=============
$ sudo gwcli iscsi-targets/iqn.2003-01.com.redhat.iscsi-gw:ceph-gw/hosts create client_iqn=iqn.1994-05.com.redhat:client
$ sudo gwcli ls iscsi-targets/ | grep 'o- hosts' | awk -F'[' '{print $2}'
Auth: ACL_ENABLED, Hosts: 1]
$ sudo gwcli ls iscsi-targets/ | grep 'o- iqn.1994-05.com.redhat:client' | awk -F'[' '{print $2}'
Auth: None, Disks: 0(0.00Y)]
Map the LUN
===========
$ sudo gwcli iscsi-targets/iqn.2003-01.com.redhat.iscsi-gw:ceph-gw/hosts/iqn.1994-05.com.redhat:client disk disk=datapool/block0
$ sudo gwcli ls iscsi-targets/ | grep 'o- hosts' | awk -F'[' '{print $2}'
Auth: ACL_ENABLED, Hosts: 1]
$ sudo gwcli ls iscsi-targets/ | grep 'o- iqn.1994-05.com.redhat:client' | awk -F'[' '{print $2}'
Auth: None, Disks: 1(300M)]
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