Adding Initial ICN API Service

[icn.git] / cmd / bpa-restapi-agent / internal / config / config.go

diff --git a/cmd/bpa-restapi-agent/internal/config/config.go b/cmd/bpa-restapi-agent/internal/config/config.go
new file mode 100644 (file)
index 0000000..e5d4f48
--- /dev/null
+++ b/cmd/bpa-restapi-agent/internal/config/config.go
@@ -0,0 +1,56 @@
+package config
+
+import (
+  "encoding/json"
+  "log"
+  "os"
+)
+
+type Configuration struct {
+  Password        string  `json:  "password"`
+  DatabaseAddress string  `json:  "database-address"`
+  DatabaseType    string  `json:  "database-type"`
+  ServicePort     string  `json:  "service-port"`
+}
+
+var gConfig *Configuration
+
+func readConfigFile(file string) (*Configuration, error) {
+  f, err := os.Open(file)
+  if err != nil {
+    return defaultConfiguration(), err
+  }
+  defer f.Close()
+
+  conf := defaultConfiguration()
+
+  decoder := json.NewDecoder(f)
+  err = decoder.Decode(conf)
+  if err != nil {
+    return conf, err
+  }
+
+  return conf, nil
+}
+
+func defaultConfiguration() *Configuration {
+  return &Configuration {
+    Password:           "",
+    DatabaseAddress:    "127.0.0.1",
+    DatabaseType:       "mongo",
+    ServicePort:        "9015",
+  }
+}
+
+func GetConfiguration() *Configuration {
+  if gConfig == nil {
+    conf, err := readConfigFile("ICNconfig.json")
+    if err != nil {
+      log.Println("Error loading config file. Using defaults")
+    }
+
+    gConfig = conf
+  }
+
+  return gConfig
+}