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| Блок кода |
|---|
o- / ......................................................................................................................... [...] o- backstores .............................................................................................................. [...] | o- block .................................................................................................. [Storage Objects: 1] | | o- storage01 ..................................................................... [/dev/drbd1 (20.0GiB) write-thru activated] | | 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: 1] | o- iqn.2003-01.org.linux-iscsi.pcmk-1.x8664:sn.6425f3536d03 .......................................................... [TPGs: 1] | o- tpg1 ............................................................................................... [no-gen-acls, no-auth] | o- acls .......................................................................................................... [ACLs: 0] | o- luns .......................................................................................................... [LUNs: 1] | | o- lun0 ................................................................ [block/storage01 (/dev/drbd1) (default_tg_pt_gp)] | o- portals .................................................................................................... [Portals: 1] | o- 0.0.0.0:3260 ..................................................................................................... [OK] o- loopback ......................................................................................................... [Targets: 0] o- vhost ............................................................................................................ [Targets: 0] o- xen-pvscsi |
> cd /
> saveconfig
> exit
???? Отключение контроля доступа – из https://wiki.astralinux.ru/x/h8COEg
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На узле, где DRBD = Primary ? :
Создать ресурсного агента для управления DRBD-диском (DRBD-ресурс "iscsi_data"):
| Command |
|---|
sudo pcs resource create "p_DRBD" ocf:linbit:drbd drbd_resource="iscsi_data" op monitor interval=29s role="Promoted" op monitor interval=31s role="Unpromoted" |
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| Command |
|---|
sudo pcs resource promotable "p_DRBD" promoted-max=1 promoted-node-max=1 clone-max=2 clone-node-max=1 notify="true" |
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| Блок кода |
|---|
* ClusterIP (ocf:heartbeat:IPaddr2): Started pcmk-1
* Clone Set: p_DRBD-clone [drbd_iscsi] (promotable):
* Promoted: [ pcmk-1 ]
* Unpromoted: [ pcmk-2 ] |
Pacemaker + iSCSI Target
На узле, где DRBD = Primary :
Создать ресурсного агента для управления iSCSI Target (DRBD-ресурс "iscsi_data"):
| Command |
|---|
sudo pcs resource create "p_iSCSITarget" ocf:heartbeat:iSCSITarget params iqn="iqn.2003-01.org.linux-iscsi.pcmk-1.x8664:sn.6425f3536d03" op monitor interval="10s" |
Настроить ресурсного агента для управления DRBD-диском:
| Command |
|---|
sudo pcs resource "r_target_iscsi_drbd1" promoted-max=1 promoted-node-max=1 clone-max=2 clone-node-max=1 notify="true" |
| Command |
|---|
sudo pcs resource status |
Вывод команды:
| Блок кода |
|---|
* ClusterIP (ocf:heartbeat:IPaddr2): Started pcmk-1
* Clone Set: DRBD-clone [drbd_iscsi] (promotable):
* Promoted: [ pcmk-1 ]
* Unpromoted: [ pcmk-2 ] |
Pacemaker - взаимная настройка ресурсов
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