Initial public release of birdwatch-relay

internal/config/config.go

@@ -0,0 +1,47 @@
+// SPDX-License-Identifier: AGPL-3.0-or-later
+package config
+
+import (
+	"errors"
+	"os"
+)
+
+type Config struct {
+	Port            string
+	DBPath          string
+	FirebaseKeyPath string
+	PairingCode     string
+	FrigateURL      string
+	FrigateUser     string
+	FrigatePassword string
+}
+
+func Load() (*Config, error) {
+	c := &Config{
+		Port:            getenv("RELAY_PORT", "8080"),
+		DBPath:          getenv("RELAY_DB_PATH", "/data/relay.db"),
+		FirebaseKeyPath: os.Getenv("RELAY_FIREBASE_KEY_PATH"),
+		PairingCode:     os.Getenv("RELAY_PAIRING_CODE"),
+		FrigateURL:      os.Getenv("FRIGATE_URL"),
+		FrigateUser:     os.Getenv("FRIGATE_USER"),
+		FrigatePassword: os.Getenv("FRIGATE_PASSWORD"),
+	}
+	if c.FirebaseKeyPath == "" {
+		return nil, errors.New("RELAY_FIREBASE_KEY_PATH is required")
+	}
+	if c.PairingCode == "" || len(c.PairingCode) < 6 {
+		return nil, errors.New("RELAY_PAIRING_CODE must be at least 6 chars (use: openssl rand -hex 3)")
+	}
+	if c.FrigateURL == "" {
+		return nil, errors.New("FRIGATE_URL is required (e.g. http://localhost:5000)")
+	}
+	// FRIGATE_USER + FRIGATE_PASSWORD optional — empty means Frigate has auth disabled.
+	return c, nil
+}
+
+func getenv(key, fallback string) string {
+	if v := os.Getenv(key); v != "" {
+		return v
+	}
+	return fallback
+}