2 // ========================LICENSE_START=================================
5 // Copyright (C) 2024: OpenInfra Foundation Europe
7 // Licensed under the Apache License, Version 2.0 (the "License");
8 // you may not use this file except in compliance with the License.
9 // You may obtain a copy of the License at
11 // http://www.apache.org/licenses/LICENSE-2.0
13 // Unless required by applicable law or agreed to in writing, software
14 // distributed under the License is distributed on an "AS IS" BASIS,
15 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
16 // See the License for the specific language governing permissions and
17 // limitations under the License.
18 // ========================LICENSE_END===================================
29 "github.com/joho/godotenv"
30 log "github.com/sirupsen/logrus"
33 type ConfigReader interface {
34 ReadDotEnv() (map[string]string, map[string]int, error)
37 // RealConfigReader implements ConfigReader
38 type RealConfigReader struct {
41 func (r *RealConfigReader) ReadDotEnv() (map[string]string, map[string]int, error) {
42 log.SetFormatter(&log.TextFormatter{
47 env := os.Getenv("SERVICE_MANAGER_ENV")
48 log.Infof("read SERVICE_MANAGER_ENV: %s", env)
54 // Root folder of this project
55 _, file, _, _ := runtime.Caller(0)
56 basePath := filepath.Join(filepath.Dir(file), "../..")
59 var myEnv map[string]string
60 envFile := basePath + ".env." + env
61 myEnv, err := godotenv.Read(envFile)
64 log.Warnf("error reading .env file: %s", err)
66 envFile = basePath + ".env"
67 myEnv, err = godotenv.Read(envFile)
69 log.Fatalf("error reading .env file: %s", err)
74 setLogLevel(myEnv["LOG_LEVEL"])
75 logConfig(myEnv, envFile)
77 myPorts, err := createMapPorts(myEnv)
78 return myEnv, myPorts, err
81 func setLogLevel(logLevel string) error {
82 log.SetFormatter(&log.TextFormatter{
86 loglevel, err := log.ParseLevel(logLevel)
88 log.Fatalf("error loading LOG_LEVEL from .env file: %v", err)
91 log.SetLevel(loglevel)
95 func logConfig(myEnv map[string]string, envFile string) {
96 log.Infof("imported .env: %s", envFile)
98 log.Infof("KONG_DOMAIN %s", myEnv["KONG_DOMAIN"])
99 log.Infof("KONG_PROTOCOL %s", myEnv["KONG_PROTOCOL"])
100 log.Infof("KONG_IPV4 %s", myEnv["KONG_IPV4"])
101 log.Infof("KONG_DATA_PLANE_PORT %s", myEnv["KONG_DATA_PLANE_PORT"])
102 log.Infof("KONG_CONTROL_PLANE_PORT %s", myEnv["KONG_CONTROL_PLANE_PORT"])
103 log.Infof("CAPIF_PROTOCOL %s", myEnv["CAPIF_PROTOCOL"])
104 log.Infof("CAPIF_IPV4 %s", myEnv["CAPIF_IPV4"])
105 log.Infof("CAPIF_PORT %s", myEnv["CAPIF_PORT"])
106 log.Infof("LOG_LEVEL %s", myEnv["LOG_LEVEL"])
107 log.Infof("SERVICE_MANAGER_PORT %s", myEnv["SERVICE_MANAGER_PORT"])
108 log.Infof("TEST_SERVICE_IPV4 %s", myEnv["TEST_SERVICE_IPV4"])
109 log.Infof("TEST_SERVICE_PORT %s", myEnv["TEST_SERVICE_PORT"])
112 func createMapPorts(myEnv map[string]string) (map[string]int, error) {
113 myPorts := make(map[string]int)
116 myPorts["KONG_DATA_PLANE_PORT"], err = strconv.Atoi(myEnv["KONG_DATA_PLANE_PORT"])
118 log.Fatalf("error loading KONG_DATA_PLANE_PORT from .env file: %s", err)
122 myPorts["KONG_CONTROL_PLANE_PORT"], err = strconv.Atoi(myEnv["KONG_CONTROL_PLANE_PORT"])
124 log.Fatalf("error loading KONG_CONTROL_PLANE_PORT from .env file: %s", err)
128 myPorts["CAPIF_PORT"], err = strconv.Atoi(myEnv["CAPIF_PORT"])
130 log.Fatalf("error loading CAPIF_PORT from .env file: %s", err)
134 myPorts["SERVICE_MANAGER_PORT"], err = strconv.Atoi(myEnv["SERVICE_MANAGER_PORT"])
136 log.Fatalf("error loading SERVICE_MANAGER_PORT from .env file: %s", err)
140 // TEST_SERVICE_PORT is required for unit testing, but not required for production
141 if myEnv["TEST_SERVICE_PORT"] != "" {
142 myPorts["TEST_SERVICE_PORT"], err = strconv.Atoi(myEnv["TEST_SERVICE_PORT"])
144 log.Fatalf("error loading TEST_SERVICE_PORT from .env file: %s", err)
152 // MockConfigReader is a mock implementation for testing
153 type MockConfigReader struct {
154 MockedConfig map[string]string
157 func (m *MockConfigReader) ReadDotEnv() (map[string]string, map[string]int, error) {
158 const envFile = "mock"
160 setLogLevel(m.MockedConfig["LOG_LEVEL"])
161 logConfig(m.MockedConfig, envFile)
163 // Return the mocked configuration for testing
164 myPorts, err := createMapPorts(m.MockedConfig)
165 return m.MockedConfig, myPorts, err