@Override
public ErrorResponse parseRPCMessage(OSDRequest rq) {
try {
xtreemfs_rwr_auth_stateRequest rpcrq = (xtreemfs_rwr_auth_stateRequest) rq.getRequestArgs();
rq.setFileId(rpcrq.getFileId());
rq.setCapability(new Capability(rpcrq.getFileCredentials().getXcap(), sharedSecret));
rq.setLocationList(new XLocations(rpcrq.getFileCredentials().getXlocs(), localUUID));
return null;
} catch (InvalidXLocationsException ex) {
return ErrorUtils.getErrorResponse(
ErrorType.ERRNO, POSIXErrno.POSIX_ERROR_EINVAL, ex.toString());
} catch (Throwable ex) {
return ErrorUtils.getInternalServerError(ex);
}
}
private void startFetch(final OSDRequest rq, final ReplicaStatus localState) {
final String fileId = rq.getFileId();
final XLocations xloc = rq.getLocationList();
final xtreemfs_rwr_auth_stateRequest args =
(xtreemfs_rwr_auth_stateRequest) rq.getRequestArgs();
master
.getRWReplicationStage()
.fetchInvalidated(
fileId,
args.getState(),
localState,
args.getFileCredentials(),
xloc,
new RWReplicationCallback() {
@Override
public void success(long newObjectVersion) {
rq.sendSuccess(emptyResponse.getDefaultInstance(), null);
}
@Override
public void failed(ErrorResponse ex) {
rq.sendError(ex);
}
@Override
public void redirect(String redirectTo) {
// Not used in fetchInvalidated
rq.sendError(
ErrorUtils.getErrorResponse(
ErrorType.INTERNAL_SERVER_ERROR,
POSIXErrno.POSIX_ERROR_NONE,
"FetchInvalidated called the redirect method. This should never happen"));
}
},
rq);
}
@Override
public void startRequest(final OSDRequest rq) {
final xtreemfs_rwr_auth_stateRequest args =
(xtreemfs_rwr_auth_stateRequest) rq.getRequestArgs();
master
.getPreprocStage()
.invalidateXLocSet(
rq,
args.getFileCredentials(),
false,
new InvalidateXLocSetCallback() {
@Override
public void invalidateComplete(LeaseState leaseState, ErrorResponse error) {
if (error != null) {
rq.sendError(error);
} else {
postInvalidation(rq);
}
}
});
}