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rbd: return FailedPrecondition error message

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In case of the DR the image on the primary site cannot be
demoted as the cluster is down, during failover the image need
to be force promoted. RBD returns `Device or resource busy`
error message if the image cannot be promoted for above reason.
Return FailedPrecondition so that replication operator can send
request to force promote the image.

Signed-off-by: Madhu Rajanna <madhupr007@gmail.com>
This commit is contained in:
Madhu Rajanna 2021-04-06 11:18:01 +05:30 committed by mergify[bot]
parent 403532c9a6
commit d7838defcf
1 changed files with 9 additions and 0 deletions
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9
internal/rbd/replicationcontrollerserver.go
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@ -299,6 +299,15 @@ func (rs *ReplicationServer) PromoteVolume(ctx context.Context,
err = rbdVol.promoteImage(req.Force)
if err != nil {
util.ErrorLog(ctx, err.Error())
// In case of the DR the image on the primary site cannot be
// demoted as the cluster is down, during failover the image need
// to be force promoted. RBD returns `Device or resource busy`
// error message if the image cannot be promoted for above reason.
// Return FailedPrecondition so that replication operator can send
// request to force promote the image.
if strings.Contains(err.Error(), "Device or resource busy") {
return nil, status.Error(codes.FailedPrecondition, err.Error())
}
return nil, status.Error(codes.Internal, err.Error())
}
}