/**
* Validates the acl assignment changes. It is not valid acl assignment change, when an acl entry
* contains more than one privilege or privileges other than USE if the tenant provided in the acl
* entry is not a valid tenant org.
*
* @param changes acl assignment changes to validated.
*/
private void validateAclAssignments(ACLAssignmentChanges changes) {
if (changes == null) {
throw APIException.badRequests.requiredParameterMissingOrEmpty("ACLAssignmentChanges");
}
// Make sure at least one acl entry either in the add or remove
// list.
if (CollectionUtils.isEmpty(changes.getAdd()) && CollectionUtils.isEmpty(changes.getRemove())) {
throw APIException.badRequests.requiredParameterMissingOrEmpty("ACLAssignmentChanges");
}
validateAclEntries(changes.getAdd());
validateAclEntries(changes.getRemove());
}
/**
* Check if the vCenter being updated is used by any of its vCenterDataCenters or clusters or
* hosts or not. This validates only with respect to the tenant that is being removed from the
* vCenter acls. If the tenant that is getting removed teh vCenter has any exports with the
* vCenter's vCenterDataCenter or its clusters or hosts.
*
* @param vcenter the vCenter being updated.
* @param changes new acl assignment changes for the vCenter.
*/
private void checkVcenterUsage(Vcenter vcenter, ACLAssignmentChanges changes) {
// Make a copy of the vCenter's existing tenant list.
List<ACLEntry> existingAclEntries = _permissionsHelper.convertToACLEntries(vcenter.getAcls());
if (CollectionUtils.isEmpty(existingAclEntries)) {
// If there no existing acl entries for the vCenter
// there is nothing to validate if it is in user or not.
_log.debug("vCenter {} does not have any existing acls", vcenter.getLabel());
return;
}
// If there are no tenants to be removed from the vCenter acls,
// there is nothing to check for usage.
if (CollectionUtils.isEmpty(changes.getRemove())) {
_log.debug("There are not acls to remove from vCenter {}", vcenter.getLabel());
return;
}
Set<String> tenantsInUse = new HashSet<String>();
Set<URI> removingTenants = _permissionsHelper.getUsageURIsFromAclEntries(changes.getRemove());
Set<URI> existingTenants = _permissionsHelper.getUsageURIsFromAclEntries(existingAclEntries);
Iterator<URI> removingTenantsIterator = removingTenants.iterator();
while (removingTenantsIterator.hasNext()) {
URI removingTenant = removingTenantsIterator.next();
if (!existingTenants.contains(removingTenant)) {
continue;
}
// Check if vCenter is in use for the removing tenant or not.
// This checks for all the datacenters of this vcenter that belong to the
// removing tenant and finds if the datacenter or it clusters or hosts
// use the exports from the removing tenant or not.
if (ComputeSystemHelper.isVcenterInUseForTheTenant(
_dbClient, vcenter.getId(), removingTenant)) {
TenantOrg tenant = _dbClient.queryObject(TenantOrg.class, removingTenant);
tenantsInUse.add(tenant.getLabel());
}
}
if (!CollectionUtils.isEmpty(tenantsInUse)) {
throw APIException.badRequests.cannotRemoveTenant("vCener", vcenter.getLabel(), tenantsInUse);
}
}