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Enhance FC multipath support

Registered by Yusuke Hayashi

This blueprint proposes to enhance FC multipath by adding target_luns to FibreChannelConnector in os-brick project.Since FCConnector has already known multiple wwn information in target_lun, only target_luns will be added.

target_luns differs among lun-masking table (lun id table)

1)
Storage/Driver manages lun-masking tables for each FC ports.

2)
The unused youngest number in the table is assigned to
the lun which is registered to each lun-masking table as lun id
because it makes the driver's implementation simple.

3)
User configures lun-masking manually for non-openstack purpose.

Implementation for this blueprint referes following "iscsi-multipath-enhancement" implementations.

https://review.openstack.org/#/c/134681/
https://review.openstack.org/#/c/140877/

Blueprint information

Status:
Not started
Approver:
None
Priority:
Low
Drafter:
Yusuke Hayashi
Direction:
Needs approval
Assignee:
None
Definition:
Discussion
Series goal:
None
Implementation:
Unknown
Milestone target:
None

Related branches

Sprints

Whiteboard

Gerrit topic: https://review.openstack.org/#q,topic:bp/fc-multipath-enhancement,n,z

Addressed by: https://review.openstack.org/237856
    Enhance FC multipath support

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