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wiki:os:linux:iscsi [2018/01/22 08:47] root vytvořeno |
wiki:os:linux:iscsi [2018/07/27 16:07] (current) root |
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====== iSCSI ====== | ====== iSCSI ====== | ||
- | ===== iSCSI Target ===== | + | ===== iSCSI Target |
<code bash> | <code bash> | ||
chkconfig tgtd on | chkconfig tgtd on | ||
Line 9: | Line 9: | ||
</ | </ | ||
+ | ===== iSCSI Target targetcli (new method)===== | ||
+ | **Zapnutí služby:** | ||
+ | < | ||
+ | systemctl enable target | ||
+ | systemctl start target | ||
+ | </ | ||
+ | |||
+ | **targetcli** | ||
+ | <code bash> | ||
+ | # přidání blokových zařízení | ||
+ | backstores/ | ||
+ | backstores/ | ||
+ | |||
+ | ls | ||
+ | |||
+ | # vytvoření iqn: | ||
+ | iscsi/ create | ||
+ | |||
+ | ls | ||
+ | |||
+ | cd iscsi/ | ||
+ | |||
+ | # vytvoření LUNů | ||
+ | cd luns | ||
+ | create / | ||
+ | create / | ||
+ | |||
+ | # Vypnutí autentizace a autorizace: | ||
+ | cd tpg1 | ||
+ | set attribute authentication=0 | ||
+ | set attribute generate_node_acls=1 | ||
+ | cd /iscsi | ||
+ | set discovery_auth enable=0 | ||
+ | |||
+ | # vypnutí výchozího read-only: | ||
+ | cd tpg1 | ||
+ | set attribute demo_mode_write_protect=0 | ||
+ | </ | ||
===== iSCSI Initiator ===== | ===== iSCSI Initiator ===== | ||
Line 28: | Line 66: | ||
<code bash> | <code bash> | ||
iscsiadm -m session -o show | iscsiadm -m session -o show | ||
+ | |||
tcp: [1] 10.53.0.10: | tcp: [1] 10.53.0.10: | ||
tcp: [2] 10.53.0.201: | tcp: [2] 10.53.0.201: | ||
Line 35: | Line 74: | ||
<code bash> | <code bash> | ||
+ | lsscsi | ||
+ | |||
+ | [4: | ||
+ | [5: | ||
+ | [10: | ||
+ | [11: | ||
+ | [11: | ||
+ | [12: | ||
+ | [12: | ||
+ | [15: | ||
+ | [15: | ||
+ | [15: | ||
</ | </ | ||
+ | |||
+ | <code bash> | ||
+ | iscsiadm -m discoverydb -P1 | ||
+ | |||
+ | SENDTARGETS: | ||
+ | DiscoveryAddress: | ||
+ | Target: iqn.2017-03.cz.dragon.ovirt: | ||
+ | Portal: 10.53.0.201: | ||
+ | Iface Name: default | ||
+ | Target: iqn.2017-03.cz.dragon.ovirt.fudi-sn1: | ||
+ | Portal: 10.53.0.201: | ||
+ | Iface Name: default | ||
+ | iSNS: | ||
+ | No targets found. | ||
+ | STATIC: | ||
+ | Target: iqn.2017-03.cz.dragon.ovirt.fuvs-sn1: | ||
+ | Portal: 10.53.1.201: | ||
+ | Iface Name: default | ||
+ | Target: iqn.2017-03.cz.dragon.ovirt: | ||
+ | Portal: 10.53.0.10: | ||
+ | Iface Name: default | ||
+ | Target: iqn.2017-03.cz.dragon.ovirt.fudi-sn2: | ||
+ | Portal: 10.53.0.202: | ||
+ | Iface Name: default | ||
+ | FIRMWARE: | ||
+ | No targets found. | ||
+ | </ | ||
+ | |||
+ | Logout session | ||
+ | <code bash> | ||
+ | iscsiadm -m node -T iqn.2017-03.cz.dragon.ovirt.fudi-sn2: | ||
+ | |||
+ | Logging out of session [sid: 6, target: iqn.2017-03.cz.dragon.ovirt.fudi-sn2: | ||
+ | Logout of [sid: 6, target: iqn.2017-03.cz.dragon.ovirt.fudi-sn2: | ||
+ | </ | ||
+ | |||
+ | Delete target | ||
+ | <code bash> | ||
+ | iscsiadm -m node -o delete -T iqn.2017-03.cz.dragon.ovirt.fudi-sn2: | ||
+ | </ | ||
+ | |||
+ |