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/*
*
* Copyright 2015 gRPC authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*/
'use strict';
var grpc = require('grpc');
var _ = require('lodash');
var health_messages = require('./v1/health_pb');
var health_service = require('./v1/health_grpc_pb');
function HealthImplementation(statusMap) {
this.statusMap = _.clone(statusMap);
}
HealthImplementation.prototype.setStatus = function(service, status) {
this.statusMap[service] = status;
};
HealthImplementation.prototype.check = function(call, callback){
var service = call.request.getService();
var status = _.get(this.statusMap, service, null);
if (status === null) {
callback({code:grpc.status.NOT_FOUND});
} else {
var response = new health_messages.HealthCheckResponse();
response.setStatus(status);
callback(null, response);
}
};
module.exports = {
Client: health_service.HealthClient,
service: health_service.HealthService,
Implementation: HealthImplementation
};
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