1 files changed, 58 insertions, 0 deletions
diff --git a/args/args.go b/args/args.go
new file mode 100644
index 0000000..6655f4a
--- /dev/null
+++ b/args/args.go
@@ -0,0 +1,58 @@
+package args
+
+import (
+	"flag"
+	"os"
+)
+
+type Arguments struct {
+	DatabasePath string
+	TemplatePath string
+	StaticPath   string
+
+	Migrate   bool
+	Scheduler bool
+
+	Port   int
+	Server bool
+
+	// DevMAC (env DEV_MAC) forces every client's MAC, for testing auth from
+	// loopback where the browser never appears in the ARP table.
+	DevMAC string
+
+	// Minecraft RCON, for the server status panel. Empty address disables it.
+	RconAddress  string
+	RconPassword string
+
+	// LanSubnet (env LAN_SUBNET, e.g. 192.168.8.0/24) is swept to populate the
+	// ARP table for idle devices. Empty disables the sweep.
+	LanSubnet string
+}
+
+func GetArgs() (*Arguments, error) {
+	databasePath := flag.String("database-path", "./db/penguins.db", "Path to the SQLite database")
+	templatePath := flag.String("template-path", "./templates", "Path to the template directory")
+	staticPath := flag.String("static-path", "./static", "Path to the static directory")
+
+	migrate := flag.Bool("migrate", false, "Run the migrations on startup")
+	scheduler := flag.Bool("scheduler", false, "Run the background scheduler (ARP refresh, session cleanup)")
+
+	port := flag.Int("port", 8080, "Port to listen on")
+	server := flag.Bool("server", false, "Run the HTTP server")
+
+	flag.Parse()
+
+	return &Arguments{
+		DatabasePath: *databasePath,
+		TemplatePath: *templatePath,
+		StaticPath:   *staticPath,
+		Migrate:      *migrate,
+		Scheduler:    *scheduler,
+		Port:         *port,
+		Server:       *server,
+		DevMAC:       os.Getenv("DEV_MAC"),
+		RconAddress:  os.Getenv("RCON_ADDRESS"),
+		RconPassword: os.Getenv("RCON_PASSWORD"),
+		LanSubnet:    os.Getenv("LAN_SUBNET"),
+	}, nil
+}