public function modify_zone($response, $identifier, $data, &$out = null)
{
ZoneFunctions::get_zone($response, $identifier, $o, false);
if (empty($o)) {
$out = false;
return $response;
}
unset($o);
try {
$connection = Database::getConnection();
$connection->beginTransaction();
} catch (PDOException $e) {
$response->code = Response::INTERNALSERVERERROR;
$response->error = "Could not connect to PowerDNS server.";
$response->error_detail = "INTERNAL_SERVER_ERROR";
$out = false;
return $response;
}
$parameters = array();
$query = "UPDATE `%s` SET ";
$q = array();
if (isset($data->name)) {
$q[] = "name = :name";
$parameters[":name"] = $data->name;
}
if (isset($data->master)) {
$q[] = "master = :master";
$parameters[":master"] = $data->master;
}
if (isset($data->type)) {
$q[] = "type = :type";
$parameters[":type"] = $data->type;
}
if (empty($parameters) && !isset($data->records)) {
$response->code = Response::BADREQUEST;
$response->error = "Nothing to change, check your request body.";
$response->error_detail = "ZONE_NO_CHANGES";
$out = false;
return $response;
}
if (!empty($parameters)) {
$query .= implode(", ", $q);
$query .= " WHERE name = :identifier";
$parameters[":identifier"] = $identifier;
$statement = $connection->prepare(sprintf($query, PowerDNSConfig::DB_ZONE_TABLE));
if ($statement->execute($parameters) === false) {
$response->code = Response::INTERNALSERVERERROR;
$response->error = "Rolling back transaction, failed to modify zone.";
$response->error_detail = "ZONE_MODIFY_FAILED";
$connection->rollback();
$out = false;
return $response;
}
}
if (isset($data->records)) {
$deletions = array();
$additions = array();
foreach ($data->records as $record) {
if (isset($record->mode) && $record->mode == "delete") {
$deletions[] = $record;
} else {
$additions[] = $record;
}
}
if (!empty($deletions)) {
$obj = new StdClass();
$obj->records = $deletions;
ZoneFunctions::delete_records($response, $identifier, $obj, $out, $connection);
if (!$out) {
$connection->rollback();
$out = false;
return $response;
}
unset($obj);
}
if (!empty($additions)) {
$obj = new StdClass();
$obj->records = $additions;
ZoneFunctions::create_records($response, $identifier, $obj, $out, true, $connection);
if (!$out) {
$connection->rollback();
$out = false;
return $response;
}
unset($obj);
}
}
$connection->commit();
$response->code = Response::OK;
$response->body = true;
if (isset($data->records)) {
$response->log_message = sprintf("Zone %s was modified, deleted %d records and added %d records.", $identifier, count($deletions), count($additions));
} else {
$response->log_message = sprintf("Zone %s was modified.", $identifier);
}
$out = true;
return $response;
}
/**
* Delete an existing DNS zone, or delete a record from the zone.
*
* If an identifier is specified, the entire zone will be deleted.
*
* ### Response: ###
*
* ~~~
* true
* ~~~
*
* If a body is specified, but no identifier, the specified entries will be deleted from the zone.
*
* ### Request: ###
*
* ~~~
* {
* "name": <string>,
* "records": [ {
* "name": <string>,
* "type": <string>,
* "content": <string>,
* "priority": <int>
* },1..n ]
* }
* ~~~
*
* ### Response: ###
*
* ~~~
* true
* ~~~
*
* ### Errors (request without identifier): ###
*
* * 508 - Invalid request, missing required parameters or input validation failed.
* * 500 - Failed to connect to database or query execution error.
* * 409 - Cannot delete records from a SLAVE zone.
* * 404 - Could not find zone.
*
* ### Errors (request with identifier): ###
*
* * 508 - Invalid request, missing required parameters or input validation failed.
* * 500 - Failed to connect to database or query execution error.
* * 404 - Could not find zone.
*
* @access public
* @param mixed $request Request parameters
* @param string $identifier Zone identifier
* @return Response True if zone was deleted, error message otherwise.
*/
public function delete($request, $identifier = null)
{
$response = new FormattedResponse($request);
$data = $request->parseData();
if (empty($identifier) && (empty($data) || !isset($data->name) || !isset($data->records) || empty($data->records))) {
$response->code = Response::BADREQUEST;
$response->error = "Identifier and/or records were missing or invalid. Ensure that the body is in valid format and all required parameters are present.";
$response->error_detail = "MISSING_REQUIRED_PARAMETERS";
return $response;
}
$validator = new ZoneValidator($data);
$validator->mode_override = "delete";
if (!empty($identifier)) {
$validator->identifier = $identifier;
}
if (!$validator->validates()) {
$response->code = Response::BADREQUEST;
$response->error = $validator->getFormattedErrors();
$response->error_detail = $validator->getErrorDetails();
return $response;
}
if (!empty($identifier)) {
return ZoneFunctions::delete_zone($response, $identifier);
} else {
return ZoneFunctions::delete_records($response, $data->name, $data);
}
}
public function delete_arpa($response, $identifier, &$out = null)
{
ArpaFunctions::get_arpa($response, $identifier, $o, true);
if (empty($o)) {
$out = false;
return $response;
}
$record = new stdClass();
$record->name = $o['name'];
$record->type = "PTR";
$record->content = $o['reverse_dns'];
$record->priority = $o['priority'];
$req = new stdClass();
$req->records = array($record);
$response = ZoneFunctions::delete_records($response, $o['arpa_zone'], $req, $o);
if (empty($o)) {
$out = false;
return $response;
}
$response->code = Response::OK;
$response->body = true;
$response->log_message = sprintf("Deleted Arpa record for IP %s", $identifier);
$out = true;
return $response;
}
