setconfig command

docs/honk.8

@@ -197,9 +197,15 @@ After unzipping the data archive, navigate to the tweet_media directory
 and unzip any zip files contained within.
 .Dl ./honk import username twitter source-directory
 .Ss Advanced Options
+Advanced configuration values may be set by running the
+.Ic setconfig Ar key value
+command.
+For example, to increase the fast timeout value from 5 seconds to 10:
+.Dl ./honk setconfig fasttimeout 10
+.Pp
 To support separate mentions without a subdomain,
 e.g. @user@example.com and https://honk.example.com/u/user,
-add a ('masqname', 'example.com') row to the config table of the database.
+set config key 'masqname' to 'example.com'.
 Route
 .Pa /.well-known/webfinger
 from the top domain to honk.

honk.go

@@ -344,6 +344,16 @@ func main() {
 		default:
 			elog.Fatal("argument must be on or off")
 		}
+	case "setconfig":
+		if len(args) != 3 {
+			elog.Fatal("need an argument: setconfig key val")
+		}
+		var val interface{}
+		var err error
+		if val, err = strconv.Atoi(args[2]); err != nil {
+			val = args[2]
+		}
+		setconfig(args[1], val)
 	case "adduser":
 		adduser()
 	case "deluser":