DaanHoogland commented on code in PR #8790:
URL: https://github.com/apache/cloudstack/pull/8790#discussion_r1537322738
##########
plugins/storage/volume/linstor/src/main/java/com/cloud/hypervisor/kvm/storage/LinstorStorageAdaptor.java:
##########
@@ -302,26 +308,89 @@ public boolean connectPhysicalDisk(String volumePath,
KVMStoragePool pool, Map<S
return true;
}
+ private Optional<ResourceWithVolumes> getResourceByPath(final
List<ResourceWithVolumes> resources, String path) {
+ return resources.stream()
+ .filter(rsc -> rsc.getVolumes().stream()
+ .anyMatch(v -> v.getDevicePath().equals(path)))
+ .findFirst();
+ }
+
+ private boolean tryDisconnectLinstor(String volumePath, KVMStoragePool
pool)
+ {
+ s_logger.debug("Linstor: Using storpool: " + pool.getUuid());
+ final DevelopersApi api = getLinstorAPI(pool);
+
+ Optional<ResourceWithVolumes> optRsc;
+ try
+ {
+ List<ResourceWithVolumes> resources = api.viewResources(
+ Collections.singletonList(localNodeName),
+ null,
+ null,
+ null,
+ null,
+ null);
+
+ optRsc = getResourceByPath(resources, volumePath);
+ } catch (ApiException apiEx) {
+ // couldn't query linstor controller
+ s_logger.error(apiEx.getBestMessage());
+ return false;
+ }
+
+
+ if (optRsc.isPresent()) {
+ try {
+ Resource rsc = optRsc.get();
+
+ // if diskless resource remove it, in the worst case it will
be transformed to a tiebreaker
+ if (rsc.getFlags() != null &&
+ rsc.getFlags().contains(ApiConsts.FLAG_DRBD_DISKLESS)
&&
+ !rsc.getFlags().contains(ApiConsts.FLAG_TIE_BREAKER)) {
+ ApiCallRcList delAnswers =
api.resourceDelete(rsc.getName(), localNodeName);
+ logLinstorAnswers(delAnswers);
+ }
+
+ // remove allow-two-primaries
+ ResourceDefinitionModify rdm = new ResourceDefinitionModify();
+
rdm.deleteProps(Collections.singletonList("DrbdOptions/Net/allow-two-primaries"));
+ ApiCallRcList answers =
api.resourceDefinitionModify(rsc.getName(), rdm);
+ if (answers.hasError()) {
+ s_logger.error(
+ String.format("Failed to remove
'allow-two-primaries' on %s: %s",
+ rsc.getName(),
LinstorUtil.getBestErrorMessage(answers)));
+ // do not fail here as removing allow-two-primaries
property isn't fatal
+ }
+ } catch (ApiException apiEx) {
+ s_logger.error(apiEx.getBestMessage());
+ // do not fail here as removing allow-two-primaries property
or deleting diskless isn't fatal
+ }
+
+ return true;
+ }
+
+ s_logger.warn("Linstor: Couldn't find resource for this path: " +
volumePath);
+ return false;
+ }
+
@Override
public boolean disconnectPhysicalDisk(String volumePath, KVMStoragePool
pool)
{
s_logger.debug("Linstor: disconnectPhysicalDisk " + pool.getUuid() +
":" + volumePath);
- return true;
+ if (MapStorageUuidToStoragePool.containsValue(pool)) {
+ return tryDisconnectLinstor(volumePath, pool);
+ }
+ return false;
}
@Override
public boolean disconnectPhysicalDisk(Map<String, String>
volumeToDisconnect)
{
+ // as of now this is only relevant for iscsi targets
+ s_logger.warn("Linstor: disconnectPhysicalDisk(Map<String, String>
volumeToDisconnect) called?");
Review Comment:
ok, I would make it INFO , but change at your discretion.
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