E2Manager/configuration/configuration.go

   1 //
   2 // Copyright 2019 AT&T Intellectual Property
   3 // Copyright 2019 Nokia
   4 //
   5 // Licensed under the Apache License, Version 2.0 (the "License");
   6 // you may not use this file except in compliance with the License.
   7 // You may obtain a copy of the License at
   8 //
   9 //      http://www.apache.org/licenses/LICENSE-2.0
  10 //
  11 // Unless required by applicable law or agreed to in writing, software
  12 // distributed under the License is distributed on an "AS IS" BASIS,
  13 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  14 // See the License for the specific language governing permissions and
  15 // limitations under the License.
  16 //
  17
  18 package configuration
  19
  20 import (
  21         "fmt"
  22         "github.com/spf13/viper"
  23 )
  24
  25 type Configuration struct {
  26         Logging struct {
  27                 LogLevel string
  28         }
  29         Http struct {
  30                 Port int
  31         }
  32         Rmr struct {
  33                 Port       int
  34                 MaxMsgSize int
  35         }
  36         RoutingManager struct {
  37                 BaseUrl    string
  38         }
  39         NotificationResponseBuffer   int
  40         BigRedButtonTimeoutSec       int
  41         MaxConnectionAttempts        int
  42         MaxRnibConnectionAttempts    int
  43         RnibRetryIntervalMs          int
  44         KeepAliveResponseTimeoutMs       int
  45         KeepAliveDelayMs             int
  46 }
  47
  48 func ParseConfiguration() *Configuration {
  49         viper.SetConfigType("yaml")
  50         viper.SetConfigName("configuration")
  51         viper.AddConfigPath("E2Manager/resources/")
  52         viper.AddConfigPath("./resources/")     //For production
  53         viper.AddConfigPath("../resources/")    //For test under Docker
  54         viper.AddConfigPath("../../resources/") //For test under Docker
  55         err := viper.ReadInConfig()
  56         if err != nil {
  57                 panic(fmt.Sprintf("#configuration.ParseConfiguration - failed to read configuration file: %s\n", err))
  58         }
  59
  60         config := Configuration{}
  61         config.populateRmrConfig(viper.Sub("rmr"))
  62         config.populateHttpConfig(viper.Sub("http"))
  63         config.populateLoggingConfig(viper.Sub("logging"))
  64         config.populateRoutingManagerConfig(viper.Sub("routingManager"))
  65         config.NotificationResponseBuffer = viper.GetInt("notificationResponseBuffer")
  66         config.BigRedButtonTimeoutSec = viper.GetInt("bigRedButtonTimeoutSec")
  67         config.MaxConnectionAttempts = viper.GetInt("maxConnectionAttempts")
  68         config.MaxRnibConnectionAttempts = viper.GetInt("maxRnibConnectionAttempts")
  69         config.RnibRetryIntervalMs = viper.GetInt("rnibRetryIntervalMs")
  70         config.KeepAliveResponseTimeoutMs = viper.GetInt("keepAliveResponseTimeoutMs")
  71         config.KeepAliveDelayMs = viper.GetInt("KeepAliveDelayMs")
  72         return &config
  73 }
  74
  75 func (c *Configuration) populateLoggingConfig(logConfig *viper.Viper) {
  76         if logConfig == nil {
  77                 panic(fmt.Sprintf("#configuration.populateLoggingConfig - failed to populate logging configuration: The entry 'logging' not found\n"))
  78         }
  79         c.Logging.LogLevel = logConfig.GetString("logLevel")
  80 }
  81
  82 func (c *Configuration) populateHttpConfig(httpConfig *viper.Viper) {
  83         if httpConfig == nil {
  84                 panic(fmt.Sprintf("#configuration.populateHttpConfig - failed to populate HTTP configuration: The entry 'http' not found\n"))
  85         }
  86         c.Http.Port = httpConfig.GetInt("port")
  87 }
  88
  89 func (c *Configuration) populateRmrConfig(rmrConfig *viper.Viper) {
  90         if rmrConfig == nil {
  91                 panic(fmt.Sprintf("#configuration.populateRmrConfig - failed to populate RMR configuration: The entry 'rmr' not found\n"))
  92         }
  93         c.Rmr.Port = rmrConfig.GetInt("port")
  94         c.Rmr.MaxMsgSize = rmrConfig.GetInt("maxMsgSize")
  95 }
  96
  97 func (c *Configuration) populateRoutingManagerConfig(rmConfig *viper.Viper) {
  98         if rmConfig == nil {
  99                 panic(fmt.Sprintf("#configuration.populateRoutingManagerConfig - failed to populate Routing Manager configuration: The entry 'routingManager' not found\n"))
 100         }
 101         c.RoutingManager.BaseUrl = rmConfig.GetString("baseUrl")
 102 }