Iscsi linux

Iscsi Target

• tgt

Iscsi Initiator

• tgt

Initiator

• apt install open-iscsi

iSCSI Initiator Configuration

Once the open-iscsi package is installed, edit /etc/iscsi/iscsid.conf changing the following:

node.startup = automatic

Discover

• iscsiadm -m discovery -t st -p 192.168.240.3 -d 3

iscsiadm: Max file limits 1024 4096

iscsiadm: starting sendtargets discovery, address 192.168.240.3:3260, 
iscsiadm: connecting to 192.168.240.3:3260
iscsiadm: connected local port 59473 to 192.168.240.3:3260
iscsiadm: connected to discovery address 192.168.240.3
iscsiadm: login response status 0000
iscsiadm: discovery process to 192.168.240.3:3260 exiting
iscsiadm: disconnecting conn 0x18c7de0, fd 3
192.168.240.3:3260,1 iqn.2020-12.org.xinux.doom:storage

Login

• iscsiadm -m node --login

Authentifizierung

Target

• /etc/iet/ietd.conf

IncomingUser initiator-admin sysadm Target iqn.2020-12.org.xinux.doom:storage

IncomingUser initiator-admin sysadm

Initiator

# *************
# CHAP Settings
# *************

# To enable CHAP authentication set node.session.auth.authmethod
# to CHAP. The default is None.
node.session.auth.authmethod = CHAP

# To set a CHAP username and password for initiator
# authentication by the target(s), uncomment the following lines:
node.session.auth.username = initiator-admin
node.session.auth.password = sysadm

# To set a CHAP username and password for target(s)
# authentication by the initiator, uncomment the following lines:
#node.session.auth.username_in = initiator-admin
#node.session.auth.password_in = sysadm

# To enable CHAP authentication for a discovery session to the target
# set discovery.sendtargets.auth.authmethod to CHAP. The default is None.
discovery.sendtargets.auth.authmethod = CHAP

# To set a discovery session CHAP username and password for the initiator
# authentication by the target(s), uncomment the following lines:
discovery.sendtargets.auth.username = initiator-admin
discovery.sendtargets.auth.password = sysadm

# To set a discovery session CHAP username and password for target(s)
# authentication by the initiator, uncomment the following lines:
#discovery.sendtargets.auth.username_in = initiator-admin
#discovery.sendtargets.auth.password_in = sysadm

Links

https://help.ubuntu.com/lts/serverguide/iscsi-initiator.html

• https://www.thomas-krenn.com/de/wiki/ISCSI_an_einen_VMware_ESXi_5.1_Host_anbinden
• http://www.pug.org/mediawiki/index.php/ISCSI_unter_Debian
• http://qare.org/2012/05/14/ubuntu-12-04-with-iscsi-target-for-vmware-esxi-4-1/
• http://linhost.info/2012/05/configure-ubuntu-to-serve-as-an-iscsi-target/
• https://library.netapp.com/ecmdocs/ECMP1654943/html/GUID-8EC685B4-8CB6-40D8-A8D5-031A3899BCDC.html