+//
+// Copyright 2019 AT&T Intellectual Property
+// Copyright 2019 Nokia
+//
+// 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.
+//
+
+package configuration
+
+import (
+ "fmt"
+ "github.com/spf13/viper"
+ "rsm/enums"
+)
+
+type Configuration struct {
+ Logging struct {
+ LogLevel string
+ }
+ Http struct {
+ Port int
+ }
+ Rmr struct {
+ Port int
+ MaxMsgSize int
+ ReadyIntervalSec int
+ }
+ Rnib struct {
+ MaxRnibConnectionAttempts int
+ RnibRetryIntervalMs int
+ }
+ ResourceStatusParams struct {
+ EnableResourceStatus bool
+ PartialSuccessAllowed bool
+ PrbPeriodic bool
+ TnlLoadIndPeriodic bool
+ HwLoadIndPeriodic bool
+ AbsStatusPeriodic bool
+ RsrpMeasurementPeriodic bool
+ CsiPeriodic bool
+ PeriodicityMs enums.ReportingPeriodicity
+ PeriodicityRsrpMeasurementMs enums.ReportingPeriodicityRSRPMR
+ PeriodicityCsiMs enums.ReportingPeriodicityCSIR
+ }
+}
+
+func ParseConfiguration() (*Configuration, error) {
+ viper.SetConfigType("yaml")
+ viper.SetConfigName("configuration")
+ viper.AddConfigPath("RSM/resources/")
+ viper.AddConfigPath("./resources/") //For production
+ viper.AddConfigPath("../resources/") //For test under Docker
+ viper.AddConfigPath("../../resources/") //For test under Docker
+ if err := viper.ReadInConfig(); err != nil {
+ return nil, fmt.Errorf("#configuration.parseConfiguration - failed to read configuration file: %s\n", err)
+ }
+
+ config := Configuration{}
+ if err := config.fillRmrConfig(viper.Sub("rmr")); err != nil {
+ return nil, err
+ }
+ if err := config.fillHttpConfig(viper.Sub("http")); err != nil {
+ return nil, err
+ }
+ if err := config.fillLoggingConfig(viper.Sub("logging")); err != nil {
+ return nil, err
+ }
+ if err := config.fillRnibConfig(viper.Sub("rnib")); err != nil {
+ return nil, err
+ }
+ if err := config.fillResourceStatusParamsConfig(viper.Sub("resourceStatusParams")); err != nil {
+ return nil, err
+ }
+
+ return &config, nil
+}
+
+func (c *Configuration) fillLoggingConfig(logConfig *viper.Viper) error {
+ if logConfig == nil {
+ return fmt.Errorf("#configuration.fillLoggingConfig - failed to fill logging configuration: The entry 'logging' not found\n")
+ }
+ c.Logging.LogLevel = logConfig.GetString("logLevel")
+ return nil
+}
+
+func (c *Configuration) fillHttpConfig(httpConfig *viper.Viper) error {
+ if httpConfig == nil {
+ return fmt.Errorf("#configuration.fillHttpConfig - failed to fill HTTP configuration: The entry 'http' not found\n")
+ }
+ c.Http.Port = httpConfig.GetInt("port")
+ return nil
+}
+
+func (c *Configuration) fillRmrConfig(rmrConfig *viper.Viper) error {
+ if rmrConfig == nil {
+ return fmt.Errorf("#configuration.fillRmrConfig - failed to fill RMR configuration: The entry 'rmr' not found\n")
+ }
+ c.Rmr.Port = rmrConfig.GetInt("port")
+ c.Rmr.MaxMsgSize = rmrConfig.GetInt("maxMsgSize")
+ c.Rmr.ReadyIntervalSec = rmrConfig.GetInt("readyIntervalSec")
+ return nil
+}
+
+func (c *Configuration) fillRnibConfig(rnibConfig *viper.Viper) error {
+ if rnibConfig == nil {
+ return fmt.Errorf("#configuration.fillRnibConfig - failed to fill RNib configuration: The entry 'rnib' not found\n")
+ }
+ c.Rnib.MaxRnibConnectionAttempts = rnibConfig.GetInt("maxRnibConnectionAttempts")
+ c.Rnib.RnibRetryIntervalMs = rnibConfig.GetInt("rnibRetryIntervalMs")
+ return nil
+}
+
+func (c *Configuration) fillResourceStatusParamsConfig(chConfig *viper.Viper) error {
+ if chConfig == nil {
+ return fmt.Errorf("#configuration.fillResourceStatusParamsConfig - failed to fill resourceStatusParams configuration: The entry 'resourceStatusParams' not found\n")
+ }
+ c.ResourceStatusParams.EnableResourceStatus = chConfig.GetBool("enableResourceStatus")
+ c.ResourceStatusParams.PartialSuccessAllowed = chConfig.GetBool("partialSuccessAllowed")
+ c.ResourceStatusParams.PrbPeriodic = chConfig.GetBool("prbPeriodic")
+ c.ResourceStatusParams.TnlLoadIndPeriodic = chConfig.GetBool("tnlLoadIndPeriodic")
+ c.ResourceStatusParams.HwLoadIndPeriodic = chConfig.GetBool("hwLoadIndPeriodic")
+ c.ResourceStatusParams.AbsStatusPeriodic = chConfig.GetBool("absStatusPeriodic")
+ c.ResourceStatusParams.RsrpMeasurementPeriodic = chConfig.GetBool("rsrpMeasurementPeriodic")
+ c.ResourceStatusParams.CsiPeriodic = chConfig.GetBool("csiPeriodic")
+ if err := setPeriodicityMs(c, chConfig.GetInt("periodicityMs")); err != nil {
+ return err
+ }
+ if err := setPeriodicityRsrpMeasurementMs(c, chConfig.GetInt("periodicityRsrpMeasurementMs")); err != nil {
+ return err
+ }
+ if err := setPeriodicityCsiMs(c, chConfig.GetInt("periodicityCsiMs")); err != nil {
+ return err
+ }
+ return nil
+}
+
+func setPeriodicityMs(c *Configuration, periodicityMs int) error {
+ v, ok := enums.ReportingPeriodicityValues[periodicityMs]
+
+ if !ok {
+ return fmt.Errorf("Invalid configuration value supplied for PeriodicityMs. Received: %d. Should be one of: %v\n", periodicityMs, enums.GetReportingPeriodicityValuesAsKeys())
+ }
+
+ c.ResourceStatusParams.PeriodicityMs = v
+ return nil
+}
+
+func setPeriodicityRsrpMeasurementMs(c *Configuration, periodicityRsrpMeasurementMs int) error {
+ v, ok := enums.ReportingPeriodicityRsrPmrValues[periodicityRsrpMeasurementMs]
+
+ if !ok {
+ return fmt.Errorf("Invalid configuration value supplied for PeriodicityRsrpMeasurementMs. Received: %d. Should be one of: %v\n", periodicityRsrpMeasurementMs, enums.GetReportingPeriodicityRsrPmrValuesAsKeys())
+ }
+
+ c.ResourceStatusParams.PeriodicityRsrpMeasurementMs = v
+ return nil
+}
+
+func setPeriodicityCsiMs(c *Configuration, periodicityCsiMs int) error {
+ v, ok := enums.ReportingPeriodicityCsirValues[periodicityCsiMs]
+
+ if !ok {
+ return fmt.Errorf("Invalid configuration value supplied for PeriodicityCsiMs. Received: %d. Should be one of: %v\n", periodicityCsiMs, enums.GetReportingPeriodicityCsirValuesAsKeys())
+ }
+
+ c.ResourceStatusParams.PeriodicityCsiMs = v
+ return nil
+}
+
+func (c *Configuration) String() string {
+ return fmt.Sprintf("{logging.logLevel: %s, http.port: %d, rmr.port: %d, rmr.maxMsgSize: %d, rmr.readyIntervalSec: %d, rnib.maxRnibConnectionAttempts: %d, rnib.rnibRetryIntervalMs: %d, "+
+ "resourceStatusParams.enableResourceStatus: %t, resourceStatusParams.partialSuccessAllowed: %t, resourceStatusParams.prbPeriodic: %t, "+
+ "resourceStatusParams.tnlLoadIndPeriodic: %t, resourceStatusParams.hwLoadIndPeriodic: %t, resourceStatusParams.absStatusPeriodic: %t,"+
+ "resourceStatusParams.rsrpMeasurementPeriodic: %t, resourceStatusParams.csiPeriodic: %t, resourceStatusParams.periodicityMs: %s, "+
+ "resourceStatusParams.periodicityRsrpMeasurementMs: %s, resourceStatusParams.periodicityCsiMs: %s}",
+ c.Logging.LogLevel,
+ c.Http.Port,
+ c.Rmr.Port,
+ c.Rmr.MaxMsgSize,
+ c.Rmr.ReadyIntervalSec,
+ c.Rnib.MaxRnibConnectionAttempts,
+ c.Rnib.RnibRetryIntervalMs,
+ c.ResourceStatusParams.EnableResourceStatus,
+ c.ResourceStatusParams.PartialSuccessAllowed,
+ c.ResourceStatusParams.PrbPeriodic,
+ c.ResourceStatusParams.TnlLoadIndPeriodic,
+ c.ResourceStatusParams.HwLoadIndPeriodic,
+ c.ResourceStatusParams.AbsStatusPeriodic,
+ c.ResourceStatusParams.RsrpMeasurementPeriodic,
+ c.ResourceStatusParams.CsiPeriodic,
+
+ c.ResourceStatusParams.PeriodicityMs,
+ c.ResourceStatusParams.PeriodicityRsrpMeasurementMs,
+ c.ResourceStatusParams.PeriodicityCsiMs,
+ )
+}