/**
* Perform all needed RDN checks for the modifyDN operation. The old RDN is not equal to the new
* RDN. The access checks are: - Verify WRITE access to the original entry. - Verfiy WRITE_ADD
* access on each RDN component of the new RDN. The WRITE_ADD access is used because this access
* could be restricted by the targattrfilters keyword. - If the deleteOLDRDN flag is set, verify
* WRITE_DELETE access on the old RDN. The WRITE_DELETE access is used because this access could
* be restricted by the targattrfilters keyword.
*
* @param operation The ModifyDN operation class containing information to check access on.
* @param oldRDN The old RDN component.
* @param newRDN The new RDN component.
* @return True if access is allowed.
*/
private boolean aciCheckRDNs(LocalBackendModifyDNOperation operation, RDN oldRDN, RDN newRDN) {
boolean ret;
AciLDAPOperationContainer operationContainer =
new AciLDAPOperationContainer(operation, (ACI_WRITE), operation.getOriginalEntry());
ret = accessAllowed(operationContainer);
if (ret) {
ret = checkRDN(ACI_WRITE_ADD, newRDN, operationContainer);
}
if (ret && operation.deleteOldRDN()) {
ret = checkRDN(ACI_WRITE_DELETE, oldRDN, operationContainer);
}
return ret;
}
/**
* Checks access on a modifyDN operation.
*
* @param operation The modifyDN operation to check access on.
* @return True if access is allowed.
*/
@Override
public boolean isAllowed(LocalBackendModifyDNOperation operation) {
boolean ret = true;
DN newSuperiorDN;
RDN oldRDN = operation.getOriginalEntry().getDN().getRDN();
RDN newRDN = operation.getNewRDN();
if (!skipAccessCheck(operation)) {
// If this is a modifyDN move to a new superior, then check if the
// superior DN has import accesss.
if ((newSuperiorDN = operation.getNewSuperior()) != null) {
try {
ret = aciCheckSuperiorEntry(newSuperiorDN, operation);
} catch (DirectoryException ex) {
ret = false;
}
}
// Perform the RDN access checks.
if (ret) {
ret = aciCheckRDNs(operation, oldRDN, newRDN);
}
// If this is a modifyDN move to a new superior, then check if the
// original entry DN has export access.
if (ret && (newSuperiorDN != null)) {
AciLDAPOperationContainer operationContainer =
new AciLDAPOperationContainer(operation, (ACI_EXPORT), operation.getOriginalEntry());
// The RDNs are not equal, skip the proxy check since it was
// already performed in the aciCheckRDNs call above.
boolean rdnEquals = oldRDN.equals(newRDN);
if (!rdnEquals) {
operationContainer.setSeenEntry(true);
}
ret = accessAllowed(operationContainer);
}
}
return ret;
}