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         NotificationResponseBuffer   int
  37         BigRedButtonTimeoutSec       int
  38         MaxConnectionAttempts        int
  39         MaxRnibConnectionAttempts    int
  40         RnibRetryIntervalMs          int
  41         KeepAliveResponseTimeoutMs       int
  42         KeepAliveDelayMs             int
  43 }
  44
  45 func ParseConfiguration() *Configuration {
  46         viper.SetConfigType("yaml")
  47         viper.SetConfigName("configuration")
  48         viper.AddConfigPath("E2Manager/resources/")
  49         viper.AddConfigPath("./resources/")     //For production
  50         viper.AddConfigPath("../resources/")    //For test under Docker
  51         viper.AddConfigPath("../../resources/") //For test under Docker
  52         err := viper.ReadInConfig()
  53         if err != nil {
  54                 panic(fmt.Sprintf("#configuration.ParseConfiguration - failed to read configuration file: %s\n", err))
  55         }
  56
  57         config := Configuration{}
  58         config.fillRmrConfig(viper.Sub("rmr"))
  59         config.fillHttpConfig(viper.Sub("http"))
  60         config.fillLoggingConfig(viper.Sub("logging"))
  61
  62         config.NotificationResponseBuffer = viper.GetInt("notificationResponseBuffer")
  63         config.BigRedButtonTimeoutSec = viper.GetInt("bigRedButtonTimeoutSec")
  64         config.MaxConnectionAttempts = viper.GetInt("maxConnectionAttempts")
  65         config.MaxRnibConnectionAttempts = viper.GetInt("maxRnibConnectionAttempts")
  66         config.RnibRetryIntervalMs = viper.GetInt("rnibRetryIntervalMs")
  67         config.KeepAliveResponseTimeoutMs = viper.GetInt("keepAliveResponseTimeoutMs")
  68         config.KeepAliveDelayMs = viper.GetInt("KeepAliveDelayMs")
  69         return &config
  70 }
  71
  72 func (c *Configuration) fillLoggingConfig(logConfig *viper.Viper) {
  73         if logConfig == nil {
  74                 panic(fmt.Sprintf("#configuration.fillLoggingConfig - failed to fill logging configuration: The entry 'logging' not found\n"))
  75         }
  76         c.Logging.LogLevel = logConfig.GetString("logLevel")
  77 }
  78
  79 func (c *Configuration) fillHttpConfig(httpConfig *viper.Viper) {
  80         if httpConfig == nil {
  81                 panic(fmt.Sprintf("#configuration.fillHttpConfig - failed to fill HTTP configuration: The entry 'http' not found\n"))
  82         }
  83         c.Http.Port = httpConfig.GetInt("port")
  84 }
  85
  86 func (c *Configuration) fillRmrConfig(rmrConfig *viper.Viper) {
  87         if rmrConfig == nil {
  88                 panic(fmt.Sprintf("#configuration.fillRmrConfig - failed to fill RMR configuration: The entry 'rmr' not found\n"))
  89         }
  90         c.Rmr.Port = rmrConfig.GetInt("port")
  91         c.Rmr.MaxMsgSize = rmrConfig.GetInt("maxMsgSize")
  92 }