1 /* 2 * P2PFaaS - A framework for FaaS Load Balancing 3 * Copyright (c) 2019 - 2022. Gabriele Proietti Mattia <pm.gabriele@outlook.com> 4 * 5 * This program is free software: you can redistribute it and/or modify 6 * it under the terms of the GNU General Public License as published by 7 * the Free Software Foundation, either version 3 of the License, or 8 * (at your option) any later version. 9 * 10 * This program is distributed in the hope that it will be useful, 11 * but WITHOUT ANY WARRANTY; without even the implied warranty of 12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 13 * GNU General Public License for more details. 14 * 15 * You should have received a copy of the GNU General Public License 16 * along with this program. If not, see <https://www.gnu.org/licenses/>. 17 */ 18 19 // Package service_discovery implements all functions that made possible the communication with the service_discovery service. 20 // 21 // The package when init checks if the service_discovery service is available for getting its configuration, if it is not then the 22 // scheduler is not started and the check is done every 5 seconds. 23 package service_discovery 24 25 import ( 26 s_config "scheduler/config" 27 "scheduler/log" 28 "time" 29 ) 30 31 func init() { 32 // try to get service_discovery configuration 33 log.Log.Debugf("Trying to get configuration from service_discovery service") 34 for { 35 config, err := GetConfiguration() 36 if err != nil { 37 log.Log.Warningf("Cannot retrieve discovery configuration at %s:%d, retrying in 5 seconds...", s_config.GetServiceDiscoveryListeningHost(), s_config.GetServiceLearningListeningPort()) 38 time.Sleep(5 * time.Second) 39 continue 40 } 41 Configuration = config 42 log.Log.Infof("Init machine as %s (%s) with service_discovery configuration ", Configuration.MachineId, Configuration.MachineIp) 43 break 44 } 45 } 46 47 func Start() { 48 49 } 50