@Override
public void handleVolumeSync(HostVO ssHost) {
if (ssHost == null) {
s_logger.warn("Huh? ssHost is null");
return;
}
long sserverId = ssHost.getId();
if (!(ssHost.getType() == Host.Type.SecondaryStorage
|| ssHost.getType() == Host.Type.LocalSecondaryStorage)) {
s_logger.warn("Huh? Agent id " + sserverId + " is not secondary storage host");
return;
}
Map<Long, TemplateInfo> volumeInfos = listVolume(ssHost);
if (volumeInfos == null) {
return;
}
List<VolumeHostVO> dbVolumes = _volumeHostDao.listBySecStorage(sserverId);
List<VolumeHostVO> toBeDownloaded = new ArrayList<VolumeHostVO>(dbVolumes);
for (VolumeHostVO volumeHost : dbVolumes) {
VolumeVO volume = _volumeDao.findById(volumeHost.getVolumeId());
// Exists then don't download
if (volumeInfos.containsKey(volume.getId())) {
TemplateInfo volInfo = volumeInfos.remove(volume.getId());
toBeDownloaded.remove(volumeHost);
s_logger.info(
"Volume Sync found " + volume.getUuid() + " already in the volume host table");
if (volumeHost.getDownloadState() != Status.DOWNLOADED) {
volumeHost.setErrorString("");
}
if (volInfo.isCorrupted()) {
volumeHost.setDownloadState(Status.DOWNLOAD_ERROR);
String msg = "Volume " + volume.getUuid() + " is corrupted on secondary storage ";
volumeHost.setErrorString(msg);
s_logger.info("msg");
if (volumeHost.getDownloadUrl() == null) {
msg =
"Volume ("
+ volume.getUuid()
+ ") with install path "
+ volInfo.getInstallPath()
+ "is corrupted, please check in secondary storage: "
+ volumeHost.getHostId();
s_logger.warn(msg);
} else {
toBeDownloaded.add(volumeHost);
}
} else { // Put them in right status
volumeHost.setDownloadPercent(100);
volumeHost.setDownloadState(Status.DOWNLOADED);
volumeHost.setInstallPath(volInfo.getInstallPath());
volumeHost.setSize(volInfo.getSize());
volumeHost.setPhysicalSize(volInfo.getPhysicalSize());
volumeHost.setLastUpdated(new Date());
_volumeHostDao.update(volumeHost.getId(), volumeHost);
if (volume.getSize() == 0) {
// Set volume size in volumes table
volume.setSize(volInfo.getSize());
_volumeDao.update(volumeHost.getVolumeId(), volume);
}
if (volInfo.getSize() > 0) {
try {
String url = _volumeHostDao.findByVolumeId(volume.getId()).getDownloadUrl();
_resourceLimitMgr.checkResourceLimit(
_accountMgr.getAccount(volume.getAccountId()),
com.cloud.configuration.Resource.ResourceType.secondary_storage,
volInfo.getSize() - UriUtils.getRemoteSize(url));
} catch (ResourceAllocationException e) {
s_logger.warn(e.getMessage());
_alertMgr.sendAlert(
_alertMgr.ALERT_TYPE_RESOURCE_LIMIT_EXCEEDED,
volume.getDataCenterId(),
volume.getPodId(),
e.getMessage(),
e.getMessage());
} finally {
_resourceLimitMgr.recalculateResourceCount(
volume.getAccountId(),
volume.getDomainId(),
com.cloud.configuration.Resource.ResourceType.secondary_storage.getOrdinal());
}
}
}
continue;
}
// Volume is not on secondary but we should download.
if (volumeHost.getDownloadState() != Status.DOWNLOADED) {
s_logger.info(
"Volume Sync did not find "
+ volume.getName()
+ " ready on server "
+ sserverId
+ ", will request download to start/resume shortly");
toBeDownloaded.add(volumeHost);
}
}
// Download volumes which haven't been downloaded yet.
if (toBeDownloaded.size() > 0) {
for (VolumeHostVO volumeHost : toBeDownloaded) {
if (volumeHost.getDownloadUrl() == null) { // If url is null we can't initiate the download
continue;
}
s_logger.debug(
"Volume "
+ volumeHost.getVolumeId()
+ " needs to be downloaded to "
+ ssHost.getName());
downloadVolumeToStorage(
_volumeDao.findById(volumeHost.getVolumeId()),
ssHost,
volumeHost.getDownloadUrl(),
volumeHost.getChecksum(),
volumeHost.getFormat());
}
}
// Delete volumes which are not present on DB.
for (Long uniqueName : volumeInfos.keySet()) {
TemplateInfo vInfo = volumeInfos.get(uniqueName);
DeleteVolumeCommand dtCommand =
new DeleteVolumeCommand(ssHost.getStorageUrl(), vInfo.getInstallPath());
try {
_agentMgr.sendToSecStorage(ssHost, dtCommand, null);
} catch (AgentUnavailableException e) {
String err =
"Failed to delete "
+ vInfo.getTemplateName()
+ " on secondary storage "
+ sserverId
+ " which isn't in the database";
s_logger.error(err);
return;
}
String description =
"Deleted volume "
+ vInfo.getTemplateName()
+ " on secondary storage "
+ sserverId
+ " since it isn't in the database";
s_logger.info(description);
}
}
