A bit primitive, but this'll work for now

main.go

@@ -48,6 +48,11 @@ func main() {
  panic(err)
  }
 
+ err = overrideConfigFromEnv(&config)
+ if err != nil {
+ panic(err)
+ }
+
  logger := logrus.New()
  logger.Formatter = &logrus.JSONFormatter{}
  logger.Out = os.Stdout
@@ -113,3 +118,27 @@ func buildConfig(fileName string) (Config, error) {
 
  return c, nil
 }
+
+func overrideConfigFromEnv(c *Config) error {
+ if v, exists := os.LookupEnv("LISTEN_URL"); exists {
+ c.Server.ListenOn = v
+ }
+
+ if v, exists := os.LookupEnv("LOG_LEVEL"); exists {
+ c.Server.Log.Level = v
+ }
+
+ if v, exists := os.LookupEnv("PROFILER_PREFIX"); exists {
+ c.Server.Profiler.Prefix = v
+ }
+
+ if v, exists := os.LookupEnv("PROFILER_ENABLE"); exists {
+ if v == "true" {
+ c.Server.Profiler.Enable = true
+ } else {
+ c.Server.Profiler.Enable = false
+ }
+ }
+
+ return nil
+}