From ad876453a050280c51ca4b275cbfec4c43f11d20 Mon Sep 17 00:00:00 2001
From: "naman.gupta" <naman.gupta@samsung.com>
Date: Tue, 9 May 2023 15:31:52 +0530
Subject: [PATCH] Reading Rmr Configuration

Reading Rmr configuration.

Signed-off-by: naman.gupta <naman.gupta@samsung.com>
Change-Id: I18901dd232f35fdf81441dc415b5b714ced9ac82
---
 config/configuration.go | 69 +++++++++++++++++++++++++++++++++++++++++++++++++
 go.mod                  |  1 +
 pkg/rmr/rmr.go          | 18 +++++++------
 3 files changed, 80 insertions(+), 8 deletions(-)
 create mode 100644 config/configuration.go

diff --git a/config/configuration.go b/config/configuration.go
new file mode 100644
index 0000000..e67083a
--- /dev/null
+++ b/config/configuration.go
@@ -0,0 +1,69 @@
+/*
+==================================================================================
+  Copyright (c) 2023 Samsung
+
+   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.
+
+   This source code is part of the near-RT RIC (RAN Intelligent Controller)
+   platform project (RICP).
+==================================================================================
+*/
+package config
+
+import (
+	"os"
+
+	"gerrit.o-ran-sc.org/r/ric-plt/a1/pkg/a1"
+	"github.com/spf13/viper"
+)
+
+type Configuration struct {
+	LogLevel          string
+	Name              string
+	MaxSize           int
+	ThreadType        int
+	LowLatency        bool
+	FastAck           bool
+	MaxRetryOnFailure int
+	Port              int
+}
+
+func ParseConfiguration() *Configuration {
+	viper.SetConfigType("yaml")
+	viper.SetConfigName("configuration")
+	configFile := os.Getenv("A1_CONFIG_FILE")
+	viper.SetConfigFile(configFile)
+	err := viper.ReadInConfig()
+	if err != nil {
+		a1.Logger.Info("#configuration.ParseConfiguration - failed to read configuration file: %s\n", err)
+	}
+
+	config := Configuration{}
+	config.LogLevel = viper.GetString("log-level")
+	viper.SetDefault("log-level", "info")
+	config.Name = viper.GetString("NAME")
+	viper.SetDefault("NAME", "")
+	config.MaxSize = viper.GetInt("MAX_SIZE")
+	viper.SetDefault("MAX_SIZE", 65534)
+	config.ThreadType = viper.GetInt("THREAD_TYPE")
+	viper.SetDefault("THREAD_TYPE", 0)
+	config.LowLatency = viper.GetBool("LOW_LATENCY")
+	viper.SetDefault("LOW_LATENCY", false)
+	config.FastAck = viper.GetBool("FAST_ACK")
+	viper.SetDefault("FAST_ACK", false)
+	config.MaxRetryOnFailure = viper.GetInt("MAX_RETRY_ON_FAILURE")
+	viper.SetDefault("MAX_RETRY_ON_FAILURE", 1)
+	config.Port = viper.GetInt("PORT")
+	viper.SetDefault("PORT", 4561)
+	return &config
+}
diff --git a/go.mod b/go.mod
index a78b02b..1f58f26 100644
--- a/go.mod
+++ b/go.mod
@@ -44,6 +44,7 @@ require (
 	github.com/stretchr/testify v1.6.1
 	golang.org/x/net v0.0.0-20210428140749-89ef3d95e781
 	gopkg.in/yaml.v2 v2.4.0
+	github.com/spf13/viper v1.7.0
 )
 
 require (
diff --git a/pkg/rmr/rmr.go b/pkg/rmr/rmr.go
index 4f4aa41..d9ec0f0 100644
--- a/pkg/rmr/rmr.go
+++ b/pkg/rmr/rmr.go
@@ -29,6 +29,7 @@ import (
 	"net/http"
 	"strconv"
 
+	"gerrit.o-ran-sc.org/r/ric-plt/a1/config"
 	"gerrit.o-ran-sc.org/r/ric-plt/a1/pkg/a1"
 	"gerrit.o-ran-sc.org/r/ric-plt/a1/pkg/models"
 	"gerrit.o-ran-sc.org/r/ric-plt/a1/pkg/policy"
@@ -57,17 +58,18 @@ type IRmrSender interface {
 }
 
 func NewRMRSender(policyManager *policy.PolicyManager) IRmrSender {
+	config := config.ParseConfiguration()
 	RMRclient := xapp.NewRMRClientWithParams(&xapp.RMRClientParams{
 		StatDesc: "",
 		RmrData: xapp.PortData{
-			//TODO: Read configuration from config file
-			Name:              "",
-			MaxSize:           65534,
-			ThreadType:        0,
-			LowLatency:        false,
-			FastAck:           false,
-			MaxRetryOnFailure: 1,
-			Port:              4561,
+
+			Name:              config.Name,
+			MaxSize:           config.MaxSize,
+			ThreadType:        config.ThreadType,
+			LowLatency:        config.LowLatency,
+			FastAck:           config.FastAck,
+			MaxRetryOnFailure: config.MaxRetryOnFailure,
+			Port:              config.Port,
 		},
 	})
 
-- 
2.16.6