pulketo/gist:6df76646492c4d4c24e06766145ee5e6

## gistfile1.txt
Falta borrar comandos de más
Configurando i-SCSI en Centos 7
Guia: https://www.thegeekdiary.com/complete-guide-to-configuring-iscsi-in-centos-rhel-7/

targetcli
ls

SERVIDOR:
$ ssh pk@192.168.0.110
pk@192.168.0.110's password:
Last login: Fri Jan 17 17:06:16 2020 from 192.168.0.9
$ sudo lvscan
...
...
  ACTIVE            '/dev/extra/disco5' [500.00 MiB] inherit
  ACTIVE            '/dev/extra/disco6' [500.00 MiB] inherit
...
╰─$ mount -l | grep '/disco5'

╰─$ sudo yum install targetcli                                              1 ↵
...
...
Installed:
  targetcli.noarch 0:2.1.fb49-1.el7

Dependency Installed:
  libnl.x86_64 0:1.1.4-3.el7
  pyparsing.noarch 0:1.5.6-9.el7
  python-configshell.noarch 1:1.1.fb25-1.el7
  python-ethtool.x86_64 0:0.8-8.el7
  python-kmod.x86_64 0:0.9-4.el7
  python-rtslib.noarch 0:2.1.fb69-3.el7
  python-six.noarch 0:1.9.0-2.el7
  python-urwid.x86_64 0:1.1.1-3.el7

Complete!
╰─$ sudo systemctl enable target
Created symlink from /etc/systemd/system/multi-user.target.wants/target.service to /usr/lib/systemd/system/target.service.
╰─$ sudo systemctl start target
╰─$ targetcli
╰─$ lsblk | grep disco5                                                               1 ↵
  ├─extra-disco5                            253:7    0  500M  0 lvm
╰─$ sudo targetcli
Warning: Could not load preferences file /root/.targetcli/prefs.bin.
targetcli shell version 2.1.fb49
Copyright 2011-2013 by Datera, Inc and others.
For help on commands, type 'help'.
/> ls /backstores
o- backstores ............................................................ [...]
  o- block ................................................ [Storage Objects: 0]
  o- fileio ............................................... [Storage Objects: 0]
  o- pscsi ................................................ [Storage Objects: 0]
  o- ramdisk .............................................. [Storage Objects: 0]
/> targetcli ls /backstores
/> cd /backstores/block
CREAR LUN:
/backstores/block> create name=LUN_1 dev=/dev/extra/disco5
Created block storage object LUN_1 using /dev/extra/disco5.
/backstores/block> ls
o- block .................................................. [Storage Objects: 1]
  o- LUN_1 ............... [/dev/extra/disco5 (500.0MiB) write-thru deactivated]
    o- alua ................................................... [ALUA Groups: 1]
      o- default_tg_pt_gp ....................... [ALUA state: Active/optimized]
/backstores/block> cd /iscsi
/iscsi> cd /
/> ls
o- / ..................................................................... [...]
  o- backstores .......................................................... [...]
  | o- block .............................................. [Storage Objects: 1]
  | | o- LUN_1 ........... [/dev/extra/disco5 (500.0MiB) write-thru deactivated]
  | |   o- alua ............................................... [ALUA Groups: 1]
  | |     o- default_tg_pt_gp ................... [ALUA state: Active/optimized]
  | o- fileio ............................................. [Storage Objects: 0]
  | o- pscsi .............................................. [Storage Objects: 0]
  | o- ramdisk ............................................ [Storage Objects: 0]
  o- iscsi ........................................................ [Targets: 0]
  o- loopback ..................................................... [Targets: 0]
/> cd iscsi
/iscsi> create
Created target iqn.2003-01.org.linux-iscsi.centoshard.x8664:sn.de47ad3cd791.
Created TPG 1.
Global pref auto_add_default_portal=true
Created default portal listening on all IPs (0.0.0.0), port 3260.
/iscsi> ls /iscsi
o- iscsi .......................................................... [Targets: 1]
  o- iqn.2003-01.org.linux-iscsi.centoshard.x8664:sn.de47ad3cd791 .... [TPGs: 1]
    o- tpg1 ............................................. [no-gen-acls, no-auth]
      o- acls ........................................................ [ACLs: 0]
      o- luns ........................................................ [LUNs: 0]
      o- portals .................................................. [Portals: 1]
        o- 0.0.0.0:3260 ................................................... [OK]
/iscsi> exit
Global pref auto_save_on_exit=true
Configuration saved to /etc/target/saveconfig.json
╭─pk@centoshard ~
╰─$ sudo firewall-cmd --permanent --add-port=3260/tcp
[sudo] password for pk:
success
╭─pk@centoshard ~
╰─$ sudo firewall-cmd -reload
usage: see firewall-cmd man page
firewall-cmd: error: unrecognized arguments: -reload
╭─pk@centoshard ~
╰─$ sudo firewall-cmd --reload                                              2 ↵
success
╭─pk@centoshard ~
╰─$ sudo targetcli
targetcli shell version 2.1.fb49
Copyright 2011-2013 by Datera, Inc and others.
For help on commands, type 'help'.

/iscsi> cd /iscsi/iqn.2003-01.org.linux-iscsi.centoshard.x8664:sn.de47ad3cd791/
/iscsi/iqn.20....de47ad3cd791> cd tpg1/luns
/iscsi/iqn.20...791/tpg1/luns> create /backstores/block/LUN_1 lun1
Created LUN 1.
/iscsi/iqn.20...791/tpg1/luns> cd /iscsi/iqn.2003-01.org.linux-iscsi.centoshard.x8664:sn.de47ad3cd791/tpg1/acls
/iscsi/iqn.20...791/tpg1/acls> cd ..
/iscsi/iqn.20...ad3cd791/tpg1> cd ..
/iscsi/iqn.20....de47ad3cd791> pwd
/iscsi/iqn.2003-01.org.linux-iscsi.centoshard.x8664:sn.de47ad3cd791
/iscsi/iqn.20....de47ad3cd791> ls
o- iqn.2003-01.org.linux-iscsi.centoshard.x8664:sn.de47ad3cd791 ...... [TPGs: 1]
  o- tpg1 ............................................... [no-gen-acls, no-auth]
    o- acls .......................................................... [ACLs: 0]
    o- luns .......................................................... [LUNs: 1]
    | o- lun1 ............. [block/LUN_1 (/dev/extra/disco5) (default_tg_pt_gp)]
    o- portals .................................................... [Portals: 1]
      o- 0.0.0.0:3260 ..................................................... [OK]
/iscsi/iqn.20....de47ad3cd791> pwd
/iscsi/iqn.2003-01.org.linux-iscsi.centoshard.x8664:sn.de47ad3cd791
/iscsi/iqn.20....de47ad3cd791> cd tpg1/luns/
/iscsi/iqn.20...791/tpg1/luns> ls
o- luns .............................................................. [LUNs: 1]
  o- lun1 ................. [block/LUN_1 (/dev/extra/disco5) (default_tg_pt_gp)]
/iscsi/iqn.20...791/tpg1/luns>
/iscsi/iqn.20...791/tpg1/luns> pwd
/iscsi/iqn.2003-01.org.linux-iscsi.centoshard.x8664:sn.de47ad3cd791/tpg1/luns
/iscsi/iqn.20...791/tpg1/luns> cd ..
/iscsi/iqn.20...ad3cd791/tpg1> cd ..
/iscsi/iqn.20....de47ad3cd791> pwd
/iscsi/iqn.2003-01.org.linux-iscsi.centoshard.x8664:sn.de47ad3cd791
/iscsi/iqn.20....de47ad3cd791> cd ..
/iscsi> ls -lrt
No such path /iscsi/-lrt
/iscsi> ls
o- iscsi .......................................................... [Targets: 1]
  o- iqn.2003-01.org.linux-iscsi.centoshard.x8664:sn.de47ad3cd791 .... [TPGs: 1]
    o- tpg1 ............................................. [no-gen-acls, no-auth]
      o- acls ........................................................ [ACLs: 0]
      o- luns ........................................................ [LUNs: 1]
      | o- lun1 ........... [block/LUN_1 (/dev/extra/disco5) (default_tg_pt_gp)]
      o- portals .................................................. [Portals: 1]
        o- 0.0.0.0:3260 ................................................... [OK]
/iscsi> cd /iscsi/iqn.2003-01.org.linux-iscsi.centoshard.x8664:sn.de47ad3cd791/tpg1/acls
/iscsi/iqn.20...791/tpg1/acls> create iqn.1994-05.com.redhat:1fd2cc689879
Created Node ACL for iqn.1994-05.com.redhat:1fd2cc689879
Created mapped LUN 1.
/iscsi/iqn.20...791/tpg1/acls> exit
/iscsi/iqn.20...791/tpg1/acls> quit
Command not found quit
/iscsi/iqn.20...791/tpg1/acls> exit
Global pref auto_save_on_exit=true
Last 10 configs saved in /etc/target/backup/.
Configuration saved to /etc/target/saveconfig.json
╭─pk@centoshard ~
╰─$ ip a
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000
    link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
    inet 127.0.0.1/8 scope host lo
       valid_lft forever preferred_lft forever
    inet6 ::1/128 scope host
       valid_lft forever preferred_lft forever
2: ens33: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP group default qlen 1000
    link/ether 00:0c:29:b0:e9:38 brd ff:ff:ff:ff:ff:ff
    inet 192.168.0.110/24 brd 192.168.0.255 scope global noprefixroute ens33
       valid_lft forever preferred_lft forever
    inet6 fe80::8a67:25e6:be29:f72c/64 scope link noprefixroute
       valid_lft forever preferred_lft forever
3: ens37: <BROADCAST,MULTICAST,SLAVE,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast master bond0 state UP group default qlen 1000
    link/ether 00:0c:29:b0:e9:42 brd ff:ff:ff:ff:ff:ff
4: bond0: <BROADCAST,MULTICAST,MASTER,UP,LOWER_UP> mtu 1500 qdisc noqueue state UP group default qlen 1000
    link/ether 00:0c:29:b0:e9:42 brd ff:ff:ff:ff:ff:ff
    inet 192.168.0.120/24 brd 192.168.0.255 scope global noprefixroute bond0
       valid_lft forever preferred_lft forever
    inet6 fe80::9778:a195:228d:5a47/64 scope link noprefixroute
       valid_lft forever preferred_lft forever
╭─pk@centoshard ~
╰─$ ip a | grep 192
    inet 192.168.0.110/24 brd 192.168.0.255 scope global noprefixroute ens33
    inet 192.168.0.120/24 brd 192.168.0.255 scope global noprefixroute bond0
╭─pk@centoshard ~
╰─$ sudo targetcli
[sudo] password for pk:
targetcli shell version 2.1.fb49
Copyright 2011-2013 by Datera, Inc and others.
For help on commands, type 'help'.

/iscsi/iqn.20...791/tpg1/acls>


CLIENTE:
  490  ssh pk@192.168.0.110
  493  ssh pk@192.168.0.120
  495  ssh pk@192.168.0.120
  496  history | grep ssh

DiploTI@Pingo ~
$ ssh pk@192.168.0.109
ssh: connect to host 192.168.0.109 port 22: Connection timed out

DiploTI@Pingo ~
$ ssh pk@192.168.0.109


DiploTI@Pingo ~
$ ssh pk@192.168.0.112
The authenticity of host '192.168.0.112 (192.168.0.112)' can't be established.
ECDSA key fingerprint is SHA256:iO0oC+vSuSAb2BulxneymbWGY2LtX79407wtdfMyI+c.
Are you sure you want to continue connecting (yes/no/[fingerprint])? yes
Warning: Permanently added '192.168.0.112' (ECDSA) to the list of known hosts.
pk@192.168.0.112's password:
Last login: Fri Jan 17 15:08:02 2020
╭─pk@diploseguridad ~
╰─$
Connection to 192.168.0.112 closed.

DiploTI@Pingo ~
$ ssh pk@192.168.0.100
pk@192.168.0.100's password:
Last login: Fri Jan 17 15:08:37 2020 from 192.168.0.9
╭─pk@diploseguridad ~
╰─$ lvscan
  WARNING: Running as a non-root user. Functionality may be unavailable.
  /run/lvm/lvmetad.socket: access failed: Permission denied
  WARNING: Failed to connect to lvmetad. Falling back to device scanning.
╭─pk@diploseguridad ~
╰─$ sudo lsblk
[sudo] password for pk:
NAME   MAJ:MIN RM  SIZE RO TYPE MOUNTPOINT
sda      8:0    0   30G  0 disk
├─sda1   8:1    0  300M  0 part /boot
├─sda2   8:2    0    3G  0 part [SWAP]
└─sda3   8:3    0 26.7G  0 part /
sr0     11:0    1 1024M  0 rom
╭─pk@diploseguridad ~
╰─$ sudo yum install iscsi-initiator-utils
[sudo] password for pk:
Loaded plugins: fastestmirror, langpacks
Loading mirror speeds from cached hostfile
 * base: mirror.hackingand.coffee
 * epel: mirror.arizona.edu
 * extras: repos.lax.quadranet.com
 * updates: repos-tx.psychz.net
Package iscsi-initiator-utils-6.2.0.874-11.el7.x86_64 already installed and latest version
Nothing to do
╭─pk@diploseguridad ~
╰─$ cat /etc/iscsi/initiatorname.iscsi
InitiatorName=iqn.1994-05.com.redhat:1fd2cc689879
╭─pk@diploseguridad ~
╰─$ ^Ãsystemctl enable iscsid
zsh: systemctl: command not found...
zsh: command not found: \M-^Csystemctl
╭─pk@diploseguridad ~
╰─$ systemctl start iscsid                                                127 ↵
==== AUTHENTICATING FOR org.freedesktop.systemd1.manage-units ===
Authentication is required to manage system services or units.
Authenticating as: DiploSeguridadXP (pk)
Password:
╭─pk@diploseguridad ~
╰─$ sudo systemctl start iscsid                                           130 ↵
╭─pk@diploseguridad ~
╰─$ sudo systemctl enable iscsid
Created symlink from /etc/systemd/system/multi-user.target.wants/iscsid.service to /usr/lib/systemd/system/iscsid.service.
╭─pk@diploseguridad ~
╰─$ iscsiadm -m discovery --type sendtargets –p 192.168.12.13
╭─pk@diploseguridad ~
╰─$ iscsiadm -m discovery --type sendtargets –p 192.168.0.110               1 ↵
iscsiadm: Please specify portal as <ipaddr>[:<ipport>]
╭─pk@diploseguridad ~
╰─$ sudo iscsiadm -m discovery --type sendtargets –p 192.168.0.110:3260     7 ↵
iscsiadm: Please specify portal as <ipaddr>[:<ipport>]
╭─pk@diploseguridad ~
╰─$ sudo iscsiadm -m discovery --type sendtargets –--targetname iqn.2003-01.org.linux-iscsi.centoshard.x8664:lun1 -p 192.168.0.110 -l
192.168.0.110:3260,1 iqn.2003-01.org.linux-iscsi.centoshard.x8664:sn.de47ad3cd791
Logging in to [iface: default, target: iqn.2003-01.org.linux-iscsi.centoshard.x8664:sn.de47ad3cd791, portal: 192.168.0.110,3260] (multiple)
Login to [iface: default, target: iqn.2003-01.org.linux-iscsi.centoshard.x8664:sn.de47ad3cd791, portal: 192.168.0.110,3260] successful.
╭─pk@diploseguridad ~
╰─$ fdisk -l
fdisk: cannot open /dev/sda: Permission denied
fdisk: cannot open /dev/sdb: Permission denied
╭─pk@diploseguridad ~
╰─$ sudo fdisk -l

Disk /dev/sda: 32.2 GB, 32212254720 bytes, 62914560 sectors
Units = sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk label type: dos
Disk identifier: 0x000ddf0b

   Device Boot      Start         End      Blocks   Id  System
/dev/sda1   *        2048      616447      307200   83  Linux
/dev/sda2          616448     6907903     3145728   82  Linux swap / Solaris
/dev/sda3         6907904    62914559    28003328   83  Linux

Disk /dev/sdb: 524 MB, 524288000 bytes, 1024000 sectors
Units = sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 4194304 bytes

╭─pk@diploseguridad ~
╰─$ lsblk
NAME   MAJ:MIN RM  SIZE RO TYPE MOUNTPOINT
sda      8:0    0   30G  0 disk
├─sda1   8:1    0  300M  0 part /boot
├─sda2   8:2    0    3G  0 part [SWAP]
└─sda3   8:3    0 26.7G  0 part /
sdb      8:16   0  500M  0 disk
sr0     11:0    1 1024M  0 rom
╭─pk@diploseguridad ~
╰─$ sudo fdisk /dev/sdb
Welcome to fdisk (util-linux 2.23.2).

Changes will remain in memory only, until you decide to write them.
Be careful before using the write command.

Device does not contain a recognized partition table
Building a new DOS disklabel with disk identifier 0xfcb29315.

Command (m for help): n
Partition type:
   p   primary (0 primary, 0 extended, 4 free)
   e   extended
Select (default p): p
Partition number (1-4, default 1): 1
First sector (8192-1023999, default 8192):
Using default value 8192
Last sector, +sectors or +size{K,M,G} (8192-1023999, default 1023999):
Using default value 1023999
Partition 1 of type Linux and of size 496 MiB is set

Command (m for help): w
The partition table has been altered!

Calling ioctl() to re-read partition table.
Syncing disks.
╭─pk@diploseguridad ~
╰─$ sudo pvcreate /dev/sdb1
  Physical volume "/dev/sdb1" successfully created.
╭─pk@diploseguridad ~
╰─$ sudo vgcreate vg_iscsi /dev/sdb1
  Volume group "vg_iscsi" successfully created
╭─pk@diploseguridad ~
╰─$ sudo lvcreate -L 500M -n lv_cliente_iscsi vg_iscsi
  Volume group "vg_iscsi" has insufficient free space (123 extents): 125 required.
╭─pk@diploseguridad ~
╰─$ sudo mkfs.ext4 /dev/vg_iscsi/lv_cliente_iscsi                           5 ↵
mke2fs 1.42.9 (28-Dec-2013)
Could not stat /dev/vg_iscsi/lv_cliente_iscsi --- No such file or directory

The device apparently does not exist; did you specify it correctly?
╭─pk@diploseguridad ~
╰─$ sudo lsblk                                                              1 ↵
NAME   MAJ:MIN RM  SIZE RO TYPE MOUNTPOINT
sda      8:0    0   30G  0 disk
├─sda1   8:1    0  300M  0 part /boot
├─sda2   8:2    0    3G  0 part [SWAP]
└─sda3   8:3    0 26.7G  0 part /
sdb      8:16   0  500M  0 disk
└─sdb1   8:17   0  496M  0 part
sr0     11:0    1 1024M  0 rom
╭─pk@diploseguridad ~
╰─$ sudo lvcreate -L 470M -n lv_cliente_iscsi vg_iscsi
  Rounding up size to full physical extent 472.00 MiB
WARNING: ext4 signature detected on /dev/vg_iscsi/lv_cliente_iscsi at offset 1080. Wipe it? [y/n]: y
  Wiping ext4 signature on /dev/vg_iscsi/lv_cliente_iscsi.
  Logical volume "lv_cliente_iscsi" created.
╭─pk@diploseguridad ~
╰─$ sudo mkfs.ext4 /dev/vg_iscsi/lv_cliente_iscsi
mke2fs 1.42.9 (28-Dec-2013)
Filesystem label=
OS type: Linux
Block size=1024 (log=0)
Fragment size=1024 (log=0)
Stride=0 blocks, Stripe width=4096 blocks
120832 inodes, 483328 blocks
24166 blocks (5.00%) reserved for the super user
First data block=1
Maximum filesystem blocks=34078720
59 block groups
8192 blocks per group, 8192 fragments per group
2048 inodes per group
Superblock backups stored on blocks:
        8193, 24577, 40961, 57345, 73729, 204801, 221185, 401409

Allocating group tables: done
Writing inode tables: done
Creating journal (8192 blocks): done
Writing superblocks and filesystem accounting information: done

╭─pk@diploseguridad ~
╰─$ lsblk
NAME                          MAJ:MIN RM  SIZE RO TYPE MOUNTPOINT
sda                             8:0    0   30G  0 disk
├─sda1                          8:1    0  300M  0 part /boot
├─sda2                          8:2    0    3G  0 part [SWAP]
└─sda3                          8:3    0 26.7G  0 part /
sdb                             8:16   0  500M  0 disk
└─sdb1                          8:17   0  496M  0 part
  └─vg_iscsi-lv_cliente_iscsi 253:0    0  472M  0 lvm
sr0                            11:0    1 1024M  0 rom
╭─pk@diploseguridad ~
╰─$ sudo lvscan
  ACTIVE            '/dev/vg_iscsi/lv_cliente_iscsi' [472.00 MiB] inherit
╭─pk@diploseguridad ~
╰─$
╰─$ sudo iscsiadm -m session
[sudo] password for pk:
tcp: [1] 192.168.0.110:3260,1 iqn.2003-01.org.linux-iscsi.centoshard.x8664:sn.de47ad3cd791 (non-flash)
╭─pk@diploseguridad ~
╰─$
	Falta borrar comandos de más
	Configurando i-SCSI en Centos 7
	Guia: https://www.thegeekdiary.com/complete-guide-to-configuring-iscsi-in-centos-rhel-7/

	targetcli
	ls

	SERVIDOR:
	$ ssh pk@192.168.0.110
	pk@192.168.0.110's password:
	Last login: Fri Jan 17 17:06:16 2020 from 192.168.0.9
	$ sudo lvscan
	...
	...
	ACTIVE '/dev/extra/disco5' [500.00 MiB] inherit
	ACTIVE '/dev/extra/disco6' [500.00 MiB] inherit
	...
	╰─$ mount -l \| grep '/disco5'

	╰─$ sudo yum install targetcli 1 ↵
	...
	...
	Installed:
	targetcli.noarch 0:2.1.fb49-1.el7

	Dependency Installed:
	libnl.x86_64 0:1.1.4-3.el7
	pyparsing.noarch 0:1.5.6-9.el7
	python-configshell.noarch 1:1.1.fb25-1.el7
	python-ethtool.x86_64 0:0.8-8.el7
	python-kmod.x86_64 0:0.9-4.el7
	python-rtslib.noarch 0:2.1.fb69-3.el7
	python-six.noarch 0:1.9.0-2.el7
	python-urwid.x86_64 0:1.1.1-3.el7

	Complete!
	╰─$ sudo systemctl enable target
	Created symlink from /etc/systemd/system/multi-user.target.wants/target.service to /usr/lib/systemd/system/target.service.
	╰─$ sudo systemctl start target
	╰─$ targetcli
	╰─$ lsblk \| grep disco5 1 ↵
	├─extra-disco5 253:7 0 500M 0 lvm
	╰─$ sudo targetcli
	Warning: Could not load preferences file /root/.targetcli/prefs.bin.
	targetcli shell version 2.1.fb49
	Copyright 2011-2013 by Datera, Inc and others.
	For help on commands, type 'help'.
	/> ls /backstores
	o- backstores ............................................................ [...]
	o- block ................................................ [Storage Objects: 0]
	o- fileio ............................................... [Storage Objects: 0]
	o- pscsi ................................................ [Storage Objects: 0]
	o- ramdisk .............................................. [Storage Objects: 0]
	/> targetcli ls /backstores
	/> cd /backstores/block
	CREAR LUN:
	/backstores/block> create name=LUN_1 dev=/dev/extra/disco5
	Created block storage object LUN_1 using /dev/extra/disco5.
	/backstores/block> ls
	o- block .................................................. [Storage Objects: 1]
	o- LUN_1 ............... [/dev/extra/disco5 (500.0MiB) write-thru deactivated]
	o- alua ................................................... [ALUA Groups: 1]
	o- default_tg_pt_gp ....................... [ALUA state: Active/optimized]
	/backstores/block> cd /iscsi
	/iscsi> cd /
	/> ls
	o- / ..................................................................... [...]
	o- backstores .......................................................... [...]
	\| o- block .............................................. [Storage Objects: 1]
	\| \| o- LUN_1 ........... [/dev/extra/disco5 (500.0MiB) write-thru deactivated]
	\| \| o- alua ............................................... [ALUA Groups: 1]
	\| \| o- default_tg_pt_gp ................... [ALUA state: Active/optimized]
	\| o- fileio ............................................. [Storage Objects: 0]
	\| o- pscsi .............................................. [Storage Objects: 0]
	\| o- ramdisk ............................................ [Storage Objects: 0]
	o- iscsi ........................................................ [Targets: 0]
	o- loopback ..................................................... [Targets: 0]
	/> cd iscsi
	/iscsi> create
	Created target iqn.2003-01.org.linux-iscsi.centoshard.x8664:sn.de47ad3cd791.
	Created TPG 1.
	Global pref auto_add_default_portal=true
	Created default portal listening on all IPs (0.0.0.0), port 3260.
	/iscsi> ls /iscsi
	o- iscsi .......................................................... [Targets: 1]
	o- iqn.2003-01.org.linux-iscsi.centoshard.x8664:sn.de47ad3cd791 .... [TPGs: 1]
	o- tpg1 ............................................. [no-gen-acls, no-auth]
	o- acls ........................................................ [ACLs: 0]
	o- luns ........................................................ [LUNs: 0]
	o- portals .................................................. [Portals: 1]
	o- 0.0.0.0:3260 ................................................... [OK]
	/iscsi> exit
	Global pref auto_save_on_exit=true
	Configuration saved to /etc/target/saveconfig.json
	╭─pk@centoshard ~
	╰─$ sudo firewall-cmd --permanent --add-port=3260/tcp
	[sudo] password for pk:
	success
	╭─pk@centoshard ~
	╰─$ sudo firewall-cmd -reload
	usage: see firewall-cmd man page
	firewall-cmd: error: unrecognized arguments: -reload
	╭─pk@centoshard ~
	╰─$ sudo firewall-cmd --reload 2 ↵
	success
	╭─pk@centoshard ~
	╰─$ sudo targetcli
	targetcli shell version 2.1.fb49
	Copyright 2011-2013 by Datera, Inc and others.
	For help on commands, type 'help'.

	/iscsi> cd /iscsi/iqn.2003-01.org.linux-iscsi.centoshard.x8664:sn.de47ad3cd791/
	/iscsi/iqn.20....de47ad3cd791> cd tpg1/luns
	/iscsi/iqn.20...791/tpg1/luns> create /backstores/block/LUN_1 lun1
	Created LUN 1.
	/iscsi/iqn.20...791/tpg1/luns> cd /iscsi/iqn.2003-01.org.linux-iscsi.centoshard.x8664:sn.de47ad3cd791/tpg1/acls
	/iscsi/iqn.20...791/tpg1/acls> cd ..
	/iscsi/iqn.20...ad3cd791/tpg1> cd ..
	/iscsi/iqn.20....de47ad3cd791> pwd
	/iscsi/iqn.2003-01.org.linux-iscsi.centoshard.x8664:sn.de47ad3cd791
	/iscsi/iqn.20....de47ad3cd791> ls
	o- iqn.2003-01.org.linux-iscsi.centoshard.x8664:sn.de47ad3cd791 ...... [TPGs: 1]
	o- tpg1 ............................................... [no-gen-acls, no-auth]
	o- acls .......................................................... [ACLs: 0]
	o- luns .......................................................... [LUNs: 1]
	\| o- lun1 ............. [block/LUN_1 (/dev/extra/disco5) (default_tg_pt_gp)]
	o- portals .................................................... [Portals: 1]
	o- 0.0.0.0:3260 ..................................................... [OK]
	/iscsi/iqn.20....de47ad3cd791> pwd
	/iscsi/iqn.2003-01.org.linux-iscsi.centoshard.x8664:sn.de47ad3cd791
	/iscsi/iqn.20....de47ad3cd791> cd tpg1/luns/
	/iscsi/iqn.20...791/tpg1/luns> ls
	o- luns .............................................................. [LUNs: 1]
	o- lun1 ................. [block/LUN_1 (/dev/extra/disco5) (default_tg_pt_gp)]
	/iscsi/iqn.20...791/tpg1/luns>
	/iscsi/iqn.20...791/tpg1/luns> pwd
	/iscsi/iqn.2003-01.org.linux-iscsi.centoshard.x8664:sn.de47ad3cd791/tpg1/luns
	/iscsi/iqn.20...791/tpg1/luns> cd ..
	/iscsi/iqn.20...ad3cd791/tpg1> cd ..
	/iscsi/iqn.20....de47ad3cd791> pwd
	/iscsi/iqn.2003-01.org.linux-iscsi.centoshard.x8664:sn.de47ad3cd791
	/iscsi/iqn.20....de47ad3cd791> cd ..
	/iscsi> ls -lrt
	No such path /iscsi/-lrt
	/iscsi> ls
	o- iscsi .......................................................... [Targets: 1]
	o- iqn.2003-01.org.linux-iscsi.centoshard.x8664:sn.de47ad3cd791 .... [TPGs: 1]
	o- tpg1 ............................................. [no-gen-acls, no-auth]
	o- acls ........................................................ [ACLs: 0]
	o- luns ........................................................ [LUNs: 1]
	\| o- lun1 ........... [block/LUN_1 (/dev/extra/disco5) (default_tg_pt_gp)]
	o- portals .................................................. [Portals: 1]
	o- 0.0.0.0:3260 ................................................... [OK]
	/iscsi> cd /iscsi/iqn.2003-01.org.linux-iscsi.centoshard.x8664:sn.de47ad3cd791/tpg1/acls
	/iscsi/iqn.20...791/tpg1/acls> create iqn.1994-05.com.redhat:1fd2cc689879
	Created Node ACL for iqn.1994-05.com.redhat:1fd2cc689879
	Created mapped LUN 1.
	/iscsi/iqn.20...791/tpg1/acls> exit
	/iscsi/iqn.20...791/tpg1/acls> quit
	Command not found quit
	/iscsi/iqn.20...791/tpg1/acls> exit
	Global pref auto_save_on_exit=true
	Last 10 configs saved in /etc/target/backup/.
	Configuration saved to /etc/target/saveconfig.json
	╭─pk@centoshard ~
	╰─$ ip a
	1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000
	link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
	inet 127.0.0.1/8 scope host lo
	valid_lft forever preferred_lft forever
	inet6 ::1/128 scope host
	valid_lft forever preferred_lft forever
	2: ens33: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP group default qlen 1000
	link/ether 00:0c:29:b0:e9:38 brd ff:ff:ff:ff:ff:ff
	inet 192.168.0.110/24 brd 192.168.0.255 scope global noprefixroute ens33
	valid_lft forever preferred_lft forever
	inet6 fe80::8a67:25e6:be29:f72c/64 scope link noprefixroute
	valid_lft forever preferred_lft forever
	3: ens37: <BROADCAST,MULTICAST,SLAVE,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast master bond0 state UP group default qlen 1000
	link/ether 00:0c:29:b0:e9:42 brd ff:ff:ff:ff:ff:ff
	4: bond0: <BROADCAST,MULTICAST,MASTER,UP,LOWER_UP> mtu 1500 qdisc noqueue state UP group default qlen 1000
	link/ether 00:0c:29:b0:e9:42 brd ff:ff:ff:ff:ff:ff
	inet 192.168.0.120/24 brd 192.168.0.255 scope global noprefixroute bond0
	valid_lft forever preferred_lft forever
	inet6 fe80::9778:a195:228d:5a47/64 scope link noprefixroute
	valid_lft forever preferred_lft forever
	╭─pk@centoshard ~
	╰─$ ip a \| grep 192
	inet 192.168.0.110/24 brd 192.168.0.255 scope global noprefixroute ens33
	inet 192.168.0.120/24 brd 192.168.0.255 scope global noprefixroute bond0
	╭─pk@centoshard ~
	╰─$ sudo targetcli
	[sudo] password for pk:
	targetcli shell version 2.1.fb49
	Copyright 2011-2013 by Datera, Inc and others.
	For help on commands, type 'help'.

	/iscsi/iqn.20...791/tpg1/acls>



	CLIENTE:
	490 ssh pk@192.168.0.110
	493 ssh pk@192.168.0.120
	495 ssh pk@192.168.0.120
	496 history \| grep ssh

	DiploTI@Pingo ~
	$ ssh pk@192.168.0.109
	ssh: connect to host 192.168.0.109 port 22: Connection timed out

	DiploTI@Pingo ~
	$ ssh pk@192.168.0.109


	DiploTI@Pingo ~
	$ ssh pk@192.168.0.112
	The authenticity of host '192.168.0.112 (192.168.0.112)' can't be established.
	ECDSA key fingerprint is SHA256:iO0oC+vSuSAb2BulxneymbWGY2LtX79407wtdfMyI+c.
	Are you sure you want to continue connecting (yes/no/[fingerprint])? yes
	Warning: Permanently added '192.168.0.112' (ECDSA) to the list of known hosts.
	pk@192.168.0.112's password:
	Last login: Fri Jan 17 15:08:02 2020
	╭─pk@diploseguridad ~
	╰─$
	Connection to 192.168.0.112 closed.

	DiploTI@Pingo ~
	$ ssh pk@192.168.0.100
	pk@192.168.0.100's password:
	Last login: Fri Jan 17 15:08:37 2020 from 192.168.0.9
	╭─pk@diploseguridad ~
	╰─$ lvscan
	WARNING: Running as a non-root user. Functionality may be unavailable.
	/run/lvm/lvmetad.socket: access failed: Permission denied
	WARNING: Failed to connect to lvmetad. Falling back to device scanning.
	╭─pk@diploseguridad ~
	╰─$ sudo lsblk
	[sudo] password for pk:
	NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINT
	sda 8:0 0 30G 0 disk
	├─sda1 8:1 0 300M 0 part /boot
	├─sda2 8:2 0 3G 0 part [SWAP]
	└─sda3 8:3 0 26.7G 0 part /
	sr0 11:0 1 1024M 0 rom
	╭─pk@diploseguridad ~
	╰─$ sudo yum install iscsi-initiator-utils
	[sudo] password for pk:
	Loaded plugins: fastestmirror, langpacks
	Loading mirror speeds from cached hostfile
	* base: mirror.hackingand.coffee
	* epel: mirror.arizona.edu
	* extras: repos.lax.quadranet.com
	* updates: repos-tx.psychz.net
	Package iscsi-initiator-utils-6.2.0.874-11.el7.x86_64 already installed and latest version
	Nothing to do
	╭─pk@diploseguridad ~
	╰─$ cat /etc/iscsi/initiatorname.iscsi
	InitiatorName=iqn.1994-05.com.redhat:1fd2cc689879
	╭─pk@diploseguridad ~
	╰─$ ^Ãsystemctl enable iscsid
	zsh: systemctl: command not found...
	zsh: command not found: \M-^Csystemctl
	╭─pk@diploseguridad ~
	╰─$ systemctl start iscsid 127 ↵
	==== AUTHENTICATING FOR org.freedesktop.systemd1.manage-units ===
	Authentication is required to manage system services or units.
	Authenticating as: DiploSeguridadXP (pk)
	Password:
	╭─pk@diploseguridad ~
	╰─$ sudo systemctl start iscsid 130 ↵
	╭─pk@diploseguridad ~
	╰─$ sudo systemctl enable iscsid
	Created symlink from /etc/systemd/system/multi-user.target.wants/iscsid.service to /usr/lib/systemd/system/iscsid.service.
	╭─pk@diploseguridad ~
	╰─$ iscsiadm -m discovery --type sendtargets –p 192.168.12.13
	╭─pk@diploseguridad ~
	╰─$ iscsiadm -m discovery --type sendtargets –p 192.168.0.110 1 ↵
	iscsiadm: Please specify portal as <ipaddr>[:<ipport>]
	╭─pk@diploseguridad ~
	╰─$ sudo iscsiadm -m discovery --type sendtargets –p 192.168.0.110:3260 7 ↵
	iscsiadm: Please specify portal as <ipaddr>[:<ipport>]
	╭─pk@diploseguridad ~
	╰─$ sudo iscsiadm -m discovery --type sendtargets –--targetname iqn.2003-01.org.linux-iscsi.centoshard.x8664:lun1 -p 192.168.0.110 -l
	192.168.0.110:3260,1 iqn.2003-01.org.linux-iscsi.centoshard.x8664:sn.de47ad3cd791
	Logging in to [iface: default, target: iqn.2003-01.org.linux-iscsi.centoshard.x8664:sn.de47ad3cd791, portal: 192.168.0.110,3260] (multiple)
	Login to [iface: default, target: iqn.2003-01.org.linux-iscsi.centoshard.x8664:sn.de47ad3cd791, portal: 192.168.0.110,3260] successful.
	╭─pk@diploseguridad ~
	╰─$ fdisk -l
	fdisk: cannot open /dev/sda: Permission denied
	fdisk: cannot open /dev/sdb: Permission denied
	╭─pk@diploseguridad ~
	╰─$ sudo fdisk -l

	Disk /dev/sda: 32.2 GB, 32212254720 bytes, 62914560 sectors
	Units = sectors of 1 * 512 = 512 bytes
	Sector size (logical/physical): 512 bytes / 512 bytes
	I/O size (minimum/optimal): 512 bytes / 512 bytes
	Disk label type: dos
	Disk identifier: 0x000ddf0b

	Device Boot Start End Blocks Id System
	/dev/sda1 * 2048 616447 307200 83 Linux
	/dev/sda2 616448 6907903 3145728 82 Linux swap / Solaris
	/dev/sda3 6907904 62914559 28003328 83 Linux

	Disk /dev/sdb: 524 MB, 524288000 bytes, 1024000 sectors
	Units = sectors of 1 * 512 = 512 bytes
	Sector size (logical/physical): 512 bytes / 512 bytes
	I/O size (minimum/optimal): 512 bytes / 4194304 bytes

	╭─pk@diploseguridad ~
	╰─$ lsblk
	NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINT
	sda 8:0 0 30G 0 disk
	├─sda1 8:1 0 300M 0 part /boot
	├─sda2 8:2 0 3G 0 part [SWAP]
	└─sda3 8:3 0 26.7G 0 part /
	sdb 8:16 0 500M 0 disk
	sr0 11:0 1 1024M 0 rom
	╭─pk@diploseguridad ~
	╰─$ sudo fdisk /dev/sdb
	Welcome to fdisk (util-linux 2.23.2).

	Changes will remain in memory only, until you decide to write them.
	Be careful before using the write command.

	Device does not contain a recognized partition table
	Building a new DOS disklabel with disk identifier 0xfcb29315.

	Command (m for help): n
	Partition type:
	p primary (0 primary, 0 extended, 4 free)
	e extended
	Select (default p): p
	Partition number (1-4, default 1): 1
	First sector (8192-1023999, default 8192):
	Using default value 8192
	Last sector, +sectors or +size{K,M,G} (8192-1023999, default 1023999):
	Using default value 1023999
	Partition 1 of type Linux and of size 496 MiB is set

	Command (m for help): w
	The partition table has been altered!

	Calling ioctl() to re-read partition table.
	Syncing disks.
	╭─pk@diploseguridad ~
	╰─$ sudo pvcreate /dev/sdb1
	Physical volume "/dev/sdb1" successfully created.
	╭─pk@diploseguridad ~
	╰─$ sudo vgcreate vg_iscsi /dev/sdb1
	Volume group "vg_iscsi" successfully created
	╭─pk@diploseguridad ~
	╰─$ sudo lvcreate -L 500M -n lv_cliente_iscsi vg_iscsi
	Volume group "vg_iscsi" has insufficient free space (123 extents): 125 required.
	╭─pk@diploseguridad ~
	╰─$ sudo mkfs.ext4 /dev/vg_iscsi/lv_cliente_iscsi 5 ↵
	mke2fs 1.42.9 (28-Dec-2013)
	Could not stat /dev/vg_iscsi/lv_cliente_iscsi --- No such file or directory

	The device apparently does not exist; did you specify it correctly?
	╭─pk@diploseguridad ~
	╰─$ sudo lsblk 1 ↵
	NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINT
	sda 8:0 0 30G 0 disk
	├─sda1 8:1 0 300M 0 part /boot
	├─sda2 8:2 0 3G 0 part [SWAP]
	└─sda3 8:3 0 26.7G 0 part /
	sdb 8:16 0 500M 0 disk
	└─sdb1 8:17 0 496M 0 part
	sr0 11:0 1 1024M 0 rom
	╭─pk@diploseguridad ~
	╰─$ sudo lvcreate -L 470M -n lv_cliente_iscsi vg_iscsi
	Rounding up size to full physical extent 472.00 MiB
	WARNING: ext4 signature detected on /dev/vg_iscsi/lv_cliente_iscsi at offset 1080. Wipe it? [y/n]: y
	Wiping ext4 signature on /dev/vg_iscsi/lv_cliente_iscsi.
	Logical volume "lv_cliente_iscsi" created.
	╭─pk@diploseguridad ~
	╰─$ sudo mkfs.ext4 /dev/vg_iscsi/lv_cliente_iscsi
	mke2fs 1.42.9 (28-Dec-2013)
	Filesystem label=
	OS type: Linux
	Block size=1024 (log=0)
	Fragment size=1024 (log=0)
	Stride=0 blocks, Stripe width=4096 blocks
	120832 inodes, 483328 blocks
	24166 blocks (5.00%) reserved for the super user
	First data block=1
	Maximum filesystem blocks=34078720
	59 block groups
	8192 blocks per group, 8192 fragments per group
	2048 inodes per group
	Superblock backups stored on blocks:
	8193, 24577, 40961, 57345, 73729, 204801, 221185, 401409

	Allocating group tables: done
	Writing inode tables: done
	Creating journal (8192 blocks): done
	Writing superblocks and filesystem accounting information: done

	╭─pk@diploseguridad ~
	╰─$ lsblk
	NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINT
	sda 8:0 0 30G 0 disk
	├─sda1 8:1 0 300M 0 part /boot
	├─sda2 8:2 0 3G 0 part [SWAP]
	└─sda3 8:3 0 26.7G 0 part /
	sdb 8:16 0 500M 0 disk
	└─sdb1 8:17 0 496M 0 part
	└─vg_iscsi-lv_cliente_iscsi 253:0 0 472M 0 lvm
	sr0 11:0 1 1024M 0 rom
	╭─pk@diploseguridad ~
	╰─$ sudo lvscan
	ACTIVE '/dev/vg_iscsi/lv_cliente_iscsi' [472.00 MiB] inherit
	╭─pk@diploseguridad ~
	╰─$
	╰─$ sudo iscsiadm -m session
	[sudo] password for pk:
	tcp: [1] 192.168.0.110:3260,1 iqn.2003-01.org.linux-iscsi.centoshard.x8664:sn.de47ad3cd791 (non-flash)
	╭─pk@diploseguridad ~
	╰─$