Add Flag and Config Parameter Handling

cmd/cmd.go

@@ -91,6 +91,11 @@ var globalFlags = []cli.Flag{
 		Usage: "key for user voice (front end)",
 		Value: "",
 	},
+	cli.IntFlag{
+		Name:  "lifetime",
+		Usage: "default file lifetime",
+		Value: 14,
+	},
 	cli.StringFlag{
 		Name:  "provider",
 		Usage: "s3|gdrive|local",
@@ -334,6 +339,11 @@ func New() *Cmd {
 		if applyIPFilter {
 			options = append(options, server.FilterOptions(ipFilterOptions))
 		}
+		if lifetime := c.Int("lifetime"); lifetime > 0 {
+			server.LifeTime(lifetime)
+		} else {
+			panic("lifetime not greater than 0")
+		}
 
 		switch provider := c.String("provider"); provider {
 		case "s3":

server/server.go

@@ -177,6 +177,12 @@ func EnableProfiler() OptionFn {
 	}
 }
 
+func LifeTime(lifetime int) OptionFn {
+	return func(srvr *Server) {
+		srvr.lifetime = time.Hour * 24 * time.Duration(lifetime)
+	}
+}
+
 func UseStorage(s Storage) OptionFn {
 	return func(srvr *Server) {
 		srvr.storage = s