Github user nir-sopher commented on a diff in the pull request: https://github.com/apache/incubator-trafficcontrol/pull/644#discussion_r124880183 --- Diff: traffic_ops/app/lib/API/Tenant.pm --- @@ -131,21 +130,74 @@ sub update { my $is_active = $params->{active}; - if ( !$params->{active} && $self->isRootTenant($id)) { - return $self->alert("Root user cannot be in-active."); + if ( !$params->{active} && $tenant_utils->is_root_tenant($tenants_data, $id)) { + return $self->alert("Root tenant cannot be in-active."); + } + + #this is a write operation, allowed only by parents of the tenant (which are the owners of the resource of type tenant) + my $current_resource_tenancy = $self->db->resultset('Tenant')->search( { id => $id } )->get_column('parent_id')->single(); + if (!defined($current_resource_tenancy)) { + #no parent - the tenant is its-own owner + $current_resource_tenancy = $id; } + if (!$tenant_utils->is_tenant_resource_accessible($tenants_data, $current_resource_tenancy)) { + return $self->forbidden(); #Current owning tenant is not under user's tenancy + } - if ( !defined($params->{parentId}) && !isRootTenant($id) ) { - return $self->alert("Only the \"root\" tenant can have no parent."); + if (!$tenant_utils->is_tenant_resource_accessible($tenants_data, $params->{parentId})) { + return $self->forbidden(); #Parent tenant to be set is not under user's tenancy } + + + if ($params->{parentId} != $tenant->parent) { + #parent replacement + if (!defined($tenant_utils->get_tenant_by_id($tenants_data, $params->{parentId}))) { + return $self->alert("Parent tenant does not exists."); + } + my $parent_depth = $tenant_utils->get_tenant_heirarchy_depth($tenants_data, $params->{parentId}); + if (!defined($parent_depth)) + { + return $self->alert("Failed to retrieve parent tenant depth."); + } + + my $tenant_height = $tenant_utils->get_tenant_heirarchy_height($tenants_data, $id); + if (!defined($tenant_height)) + { + return $self->alert("Failed to retrieve tenant height."); + } + + if ($parent_depth+$tenant_height+1 > $tenant_utils->max_heirarchy_limit()) --- End diff -- Indeed, safety nets may cover up bugs, but not in this case - the operation will fail instead of crashing or getting stuck. Then we can debug it. Furthermore, we will have an error in the log pointing out the reason of the failure - what we will not have if we get into an infinite loop/recursion.
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