Matt Riedemann 5a1d159d14 Block swap volume on volumes with >1 rw attachment
If we're swapping from a multiattach volume that has more than one
read/write attachment, another server on the secondary attachment could
be writing to the volume which is not getting copied into the volume to
which we're swapping, so we could have data loss during the swap.

This change does volume read/write attachment counting for the volume
we're swapping from and if there is more than one read/write attachment
on the volume, the swap volume operation fails with a 400 BadRequest
error.

Depends-On: https://review.openstack.org/573025/
Closes-Bug: #1775418
Change-Id: Icd7fcb87a09c35a13e4e14235feb30a289d22778
2019-05-22 09:09:00 +00:00
2019-04-30 21:18:42 +00:00
2019-04-28 20:06:15 +00:00
2019-04-19 19:45:52 +00:00
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2018-03-24 20:27:11 +08:00
2017-03-02 11:50:48 +00:00
2019-04-12 16:23:49 +01:00
2019-04-28 20:06:15 +00:00

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OpenStack Nova

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