request(options, function(error, response, body) {
if (error) {
logger.error(context, 'Connection error sending registrations to the Context Broker: %s', error);
callback(error);
} else if (response && body && response.statusCode === 200) {
var errorField = getErrorField(body);
if (errorField) {
logger.error(context, 'Registration error connecting to the Context Broker: %j', errorField);
callback(new errors.BadRequest(JSON.stringify(errorField)));
} else {
logger.debug(context, 'Registration success.');
callback(null, body);
}
} else {
var errorObj;
logger.error(context, 'Protocol error connecting to the Context Broker: %j', errorObj);
if (unregister) {
errorObj = new errors.UnregistrationError(deviceData.id, deviceData.type);
} else {
errorObj = new errors.RegistrationError(deviceData.id, deviceData.type);
}
callback(errorObj);
}
});
request(options, function(error, response, body) {
if (error) {
logger.debug(context, 'Error found updating value in Context Broker: %s', error);
callback(error);
} else if (body.orionError) {
logger.debug(context, 'Orion error found updating value in Context Broker: %j', body.orionError);
callback(new errors.BadRequest(body.orionError.details));
} else if (response && body && response.statusCode === 200) {
var errorField = getErrorField(body);
if (errorField) {
logger.error(context, 'Update value error connecting to the Context Broker: %j', errorField);
callback(new errors.BadRequest(JSON.stringify(errorField)));
} else {
logger.debug(context, 'Value updated successfully');
callback(null, body);
}
} else if (response && response.statusCode === 403) {
logger.debug(context, 'Access forbidden updating value');
callback(new errors.AccessForbidden(
token,
options.headers['fiware-service'],
options.headers['fiware-servicepath']));
} else {
logger.debug(context, 'Unknown error updating value');
callback(new errors.EntityUpdateError(entityName, typeInformation.type));
}
});
/**
* Retrieve a device from the registry based on its entity name.
*
* @param {String} deviceName Name of the entity associated to a device.
*/
function getDeviceByName(deviceName, callback) {
if (registry) {
registry.getByName(deviceName, callback);
} else {
logger.error(context, 'Tried to get device information before a registry was available');
callback(new errors.RegistryNotAvailable());
}
}
/**
* Retrieve a device from the device registry.
*
* @param {String} deviceId ID of the device to be found.
*/
function getDevice(deviceId, callback) {
if (registry) {
registry.get(deviceId, callback);
} else {
logger.error(context, 'Tried to list devices before a registry was available');
callback(new errors.RegistryNotAvailable());
}
}
/**
* Return a list of all the devices registered in the system. This function can be invoked in two different ways:
* with just one parameter (the callback) or with three parameters (including limit and offset).
*
* @param {String} service
* @param {String} subservice
* @param {Number} limit Maximum number of entries to return.
* @param {Number} offset Number of entries to skip for pagination.
*/
function listDevices(service, subservice, limit, offset, callback) {
if (!callback) {
callback = limit;
}
if (registry) {
registry.list(service, subservice, limit, offset, callback);
} else {
logger.error(context, 'Tried to list devices before a registry was available');
callback(new errors.RegistryNotAvailable());
}
}
function domainErrorHandler(err) {
logger.error(err);
cleanDomain();
}