// 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.
-//
+
+// This source code is part of the near-RT RIC (RAN Intelligent Controller)
+// platform project (RICP).
package configuration
import (
+ "errors"
"fmt"
"github.com/spf13/viper"
+ "strconv"
)
+type RnibWriterConfig struct {
+ StateChangeMessageChannel string
+ RanManipulationMessageChannel string
+}
+
type Configuration struct {
Logging struct {
LogLevel string
Port int
MaxMsgSize int
}
- NotificationResponseBuffer int
- BigRedButtonTimeoutSec int
- MaxConnectionAttempts int
- MaxRnibConnectionAttempts int
- RnibRetryIntervalMs int
+ RoutingManager struct {
+ BaseUrl string
+ }
+
+ NotificationResponseBuffer int
+ BigRedButtonTimeoutSec int
+ MaxRnibConnectionAttempts int
+ RnibRetryIntervalMs int
+ KeepAliveResponseTimeoutMs int
+ KeepAliveDelayMs int
+ E2TInstanceDeletionTimeoutMs int
+ GlobalRicId struct {
+ RicId string
+ Mcc string
+ Mnc string
+ }
+ RnibWriter RnibWriterConfig
}
-func ParseConfiguration() *Configuration{
+func ParseConfiguration() *Configuration {
viper.SetConfigType("yaml")
viper.SetConfigName("configuration")
viper.AddConfigPath("E2Manager/resources/")
- viper.AddConfigPath("./resources/") //For production
- viper.AddConfigPath("../resources/") //For test under Docker
+ viper.AddConfigPath("./resources/") //For production
+ viper.AddConfigPath("../resources/") //For test under Docker
viper.AddConfigPath("../../resources/") //For test under Docker
err := viper.ReadInConfig()
if err != nil {
- panic(fmt.Sprintf("#http_server.parseConfiguration - failed to read configuration file: %s\n", err))
+ panic(fmt.Sprintf("#configuration.ParseConfiguration - failed to read configuration file: %s\n", err))
}
config := Configuration{}
- config.fillRmrConfig(viper.Sub("rmr"))
- config.fillHttpConfig(viper.Sub("http"))
- config.fillLoggingConfig(viper.Sub("logging"))
-
+ config.populateRmrConfig(viper.Sub("rmr"))
+ config.populateHttpConfig(viper.Sub("http"))
+ config.populateLoggingConfig(viper.Sub("logging"))
+ config.populateRoutingManagerConfig(viper.Sub("routingManager"))
config.NotificationResponseBuffer = viper.GetInt("notificationResponseBuffer")
config.BigRedButtonTimeoutSec = viper.GetInt("bigRedButtonTimeoutSec")
- config.MaxConnectionAttempts = viper.GetInt("maxConnectionAttempts")
- config.MaxConnectionAttempts = viper.GetInt("maxRnibConnectionAttempts")
- config.MaxConnectionAttempts = viper.GetInt("rnibRetryIntervalMs")
+ config.MaxRnibConnectionAttempts = viper.GetInt("maxRnibConnectionAttempts")
+ config.RnibRetryIntervalMs = viper.GetInt("rnibRetryIntervalMs")
+ config.KeepAliveResponseTimeoutMs = viper.GetInt("keepAliveResponseTimeoutMs")
+ config.KeepAliveDelayMs = viper.GetInt("KeepAliveDelayMs")
+ config.E2TInstanceDeletionTimeoutMs = viper.GetInt("e2tInstanceDeletionTimeoutMs")
+ config.populateGlobalRicIdConfig(viper.Sub("globalRicId"))
+ config.populateRnibWriterConfig(viper.Sub("rnibWriter"))
return &config
}
-func (c *Configuration)fillLoggingConfig(logConfig *viper.Viper) {
+func (c *Configuration) populateLoggingConfig(logConfig *viper.Viper) {
if logConfig == nil {
- panic(fmt.Sprintf("#http_server.fillLoggingConfig - failed to fill logging configuration: The entry 'logging' not found\n"))
+ panic(fmt.Sprintf("#configuration.populateLoggingConfig - failed to populate logging configuration: The entry 'logging' not found\n"))
}
c.Logging.LogLevel = logConfig.GetString("logLevel")
}
-func (c *Configuration)fillHttpConfig(httpConfig *viper.Viper) {
+func (c *Configuration) populateHttpConfig(httpConfig *viper.Viper) {
if httpConfig == nil {
- panic(fmt.Sprintf("#http_server.fillHttpConfig - failed to fill HTTP configuration: The entry 'http' not found\n"))
+ panic(fmt.Sprintf("#configuration.populateHttpConfig - failed to populate HTTP configuration: The entry 'http' not found\n"))
}
c.Http.Port = httpConfig.GetInt("port")
}
-func (c *Configuration)fillRmrConfig(rmrConfig *viper.Viper) {
+func (c *Configuration) populateRmrConfig(rmrConfig *viper.Viper) {
if rmrConfig == nil {
- panic(fmt.Sprintf("#http_server.fillRmrConfig - failed to fill RMR configuration: The entry 'rmr' not found\n"))
+ panic(fmt.Sprintf("#configuration.populateRmrConfig - failed to populate RMR configuration: The entry 'rmr' not found\n"))
}
c.Rmr.Port = rmrConfig.GetInt("port")
c.Rmr.MaxMsgSize = rmrConfig.GetInt("maxMsgSize")
}
+func (c *Configuration) populateRoutingManagerConfig(rmConfig *viper.Viper) {
+ if rmConfig == nil {
+ panic(fmt.Sprintf("#configuration.populateRoutingManagerConfig - failed to populate Routing Manager configuration: The entry 'routingManager' not found\n"))
+ }
+ c.RoutingManager.BaseUrl = rmConfig.GetString("baseUrl")
+}
+
+func (c *Configuration) populateRnibWriterConfig(rnibWriterConfig *viper.Viper) {
+ if rnibWriterConfig == nil {
+ panic(fmt.Sprintf("#configuration.populateRnibWriterConfig - failed to populate Rnib Writer configuration: The entry 'rnibWriter' not found\n"))
+ }
+ c.RnibWriter.StateChangeMessageChannel = rnibWriterConfig.GetString("stateChangeMessageChannel")
+ c.RnibWriter.RanManipulationMessageChannel = rnibWriterConfig.GetString("ranManipulationMessageChannel")
+}
+
+func (c *Configuration) populateGlobalRicIdConfig(globalRicIdConfig *viper.Viper) {
+ err := validateGlobalRicIdConfig(globalRicIdConfig)
+ if err != nil {
+ panic(err.Error())
+ }
+ c.GlobalRicId.RicId = globalRicIdConfig.GetString("ricId")
+ c.GlobalRicId.Mcc = globalRicIdConfig.GetString("mcc")
+ c.GlobalRicId.Mnc = globalRicIdConfig.GetString("mnc")
+}
+
+func validateGlobalRicIdConfig(globalRicIdConfig *viper.Viper) error {
+ if globalRicIdConfig == nil {
+ return errors.New("#configuration.validateGlobalRicIdConfig - failed to populate Global RicId configuration: The entry 'globalRicId' not found\n")
+ }
+
+ err := validateRicId(globalRicIdConfig.GetString("ricId"))
+
+ if err != nil {
+ return err
+ }
+
+ err = validateMcc(globalRicIdConfig.GetString("mcc"))
+
+ if err != nil {
+ return err
+ }
+
+ err = validateMnc(globalRicIdConfig.GetString("mnc"))
+
+ if err != nil {
+ return err
+ }
+
+ return nil
+}
+
+func validateMcc(mcc string) error {
+
+ if len(mcc) == 0 {
+ return errors.New("#configuration.validateMcc - mcc is missing or empty\n")
+ }
+
+ if len(mcc) != 3 {
+ return errors.New("#configuration.validateMcc - mcc is not 3 digits\n")
+ }
+
+ mccInt, err := strconv.Atoi(mcc)
+
+ if err != nil {
+ return errors.New("#configuration.validateMcc - mcc is not a number\n")
+ }
+
+ if mccInt < 0 {
+ return errors.New("#configuration.validateMcc - mcc is negative\n")
+ }
+ return nil
+}
+
+func validateMnc(mnc string) error {
+
+ if len(mnc) == 0 {
+ return errors.New("#configuration.validateMnc - mnc is missing or empty\n")
+ }
+
+ if len(mnc) < 2 || len(mnc) > 3 {
+ return errors.New("#configuration.validateMnc - mnc is not 2 or 3 digits\n")
+ }
+
+ mncAsInt, err := strconv.Atoi(mnc)
+
+ if err != nil {
+ return errors.New("#configuration.validateMnc - mnc is not a number\n")
+ }
+
+ if mncAsInt < 0 {
+ return errors.New("#configuration.validateMnc - mnc is negative\n")
+ }
+
+ return nil
+}
+
+func validateRicId(ricId string) error {
+
+ if len(ricId) == 0 {
+ return errors.New("#configuration.validateRicId - ricId is missing or empty\n")
+ }
+
+ if len(ricId) != 5 {
+ return errors.New("#configuration.validateRicId - ricId length should be 5 hex characters\n")
+ }
+
+ _, err := strconv.ParseUint(ricId, 16, 64)
+ if err != nil {
+ return errors.New("#configuration.validateRicId - ricId is not hex number\n")
+ }
+
+ return nil
+}
+
+func (c *Configuration) String() string {
+ return fmt.Sprintf("{logging.logLevel: %s, http.port: %d, rmr: { port: %d, maxMsgSize: %d}, routingManager.baseUrl: %s, "+
+ "notificationResponseBuffer: %d, bigRedButtonTimeoutSec: %d, maxRnibConnectionAttempts: %d, "+
+ "rnibRetryIntervalMs: %d, keepAliveResponseTimeoutMs: %d, keepAliveDelayMs: %d, e2tInstanceDeletionTimeoutMs: %d, "+
+ "globalRicId: { ricId: %s, mcc: %s, mnc: %s}, rnibWriter: { stateChangeMessageChannel: %s, ranManipulationChannel: %s}",
+ c.Logging.LogLevel,
+ c.Http.Port,
+ c.Rmr.Port,
+ c.Rmr.MaxMsgSize,
+ c.RoutingManager.BaseUrl,
+ c.NotificationResponseBuffer,
+ c.BigRedButtonTimeoutSec,
+ c.MaxRnibConnectionAttempts,
+ c.RnibRetryIntervalMs,
+ c.KeepAliveResponseTimeoutMs,
+ c.KeepAliveDelayMs,
+ c.E2TInstanceDeletionTimeoutMs,
+ c.GlobalRicId.RicId,
+ c.GlobalRicId.Mcc,
+ c.GlobalRicId.Mnc,
+ c.RnibWriter.StateChangeMessageChannel,
+ c.RnibWriter.RanManipulationMessageChannel,
+ )
+}