iSCSI between SmartOS and Linux

03-iscsi-target.sh

#!/bin/bash

# Ensure disks are connected
[[ -e /dev/rdsk/c0t50014EE20CF94363d0 ]] || exit
[[ -e /dev/rdsk/c0t50014EE2B34C02BBd0 ]] || exit
[[ -e /dev/rdsk/c0t50014EE2B3AEA7EDd0 ]] || exit

# Enable SCSI target mode framework and iSCSI target
svcadm enable -r svc:/system/stmf:default
svcadm enable -r svc:/network/iscsi/target:default

#/dev/rdsk/c0t50014EE20CF94363d0
#Serial Number:    WD-WCC5D1SZYZZD
#/dev/rdsk/c0t50014EE2B34C02BBd0
#Serial Number:    WD-WCC130682435
#/dev/rdsk/c0t50014EE2B3AEA7EDd0
#Serial Number:    WD-WCC131106000

# Ensure directory for SCSI meta files exists
mkdir -p /var/run/iscsi-meta
for GUID in 600144F038CD430000006446C8060001 600144F038CD430000006446C86D0002 600144F038CD430000006446C9150003 ; do
    if [[ ! -f "/var/run/iscsi-meta/$GUID" ]] ; then
       mkfile 64k "/var/run/iscsi-meta/$GUID"
       chmod 644 "/var/run/iscsi-meta/$GUID"
    fi
done

# Create logical units for each of our disks
stmfadm create-lu -p wcd=true -p guid=600144F038CD430000006446C8060001 -p meta=/var/run/iscsi-meta/600144F038CD430000006446C8060001 -p alias=WD-WCC5D1SZYZZD /dev/rdsk/c0t50014EE20CF94363d0
stmfadm create-lu -p wcd=true -p guid=600144F038CD430000006446C86D0002 -p meta=/var/run/iscsi-meta/600144F038CD430000006446C86D0002 -p alias=WD-WCC130682435 /dev/rdsk/c0t50014EE2B34C02BBd0
stmfadm create-lu -p wcd=true -p guid=600144F038CD430000006446C9150003 -p meta=/var/run/iscsi-meta/600144F038CD430000006446C9150003 -p alias=WD-WCC131106000 /dev/rdsk/c0t50014EE2B3AEA7EDd0

# Add a view to each LU
stmfadm add-view 600144F038CD430000006446C8060001
stmfadm add-view 600144F038CD430000006446C86D0002
stmfadm add-view 600144F038CD430000006446C9150003

# Create a target portal group, essentially making an TCP endpoint on this IP
itadm create-tpg fiberlink 10.255.255.2

# Create a target within this group
itadm create-target -n iqn.2023-04.nl.dvdgiessen:blackserver -t fiberlink

README.md

To connect all iSCSI targets on Linux:

sudo systemctl start iscsid.service && sudo iscsiadm --mode discovery --portal 10.255.255.2 --type sendtargets && sudo iscsiadm --mode node --loginall=all

To disconnect them again:

sudo iscsiadm --mode node --logoutall=all