optional API path prefix

config/config.go

@@ -13,6 +13,7 @@ type Config struct {
 	Database     string
 	Driver       []string
 	FilePrefix   string
+	APIPrefix    string
 	FileRoot     string
 	Auth         bool
 	AuthLifetime time.Duration
@@ -33,6 +34,7 @@ func New() Config {
 
 	as.Append(args.INT, "p", "port to listen on", 18114)
 	as.Append(args.STRING, "fileprefix", "path prefix for file service", "/__files__")
+	as.Append(args.STRING, "api-prefix", "path prefix for api", "api")
 	as.Append(args.STRING, "fileroot", "path to file hosting root", "/tmp/")
 	as.Append(args.STRING, "database", "database name to use", "db")
 	as.Append(args.STRING, "driver", "database driver args to use, like [local/storage.Type,arg1,arg2...] or [/path/to/boltdb]", "map")
@@ -60,5 +62,6 @@ func New() Config {
 		MaxFileSize:  int64(as.GetInt("max-file-size")),
 		RPS:          as.GetInt("rps"),
 		SysRPS:       as.GetInt("sys-rps"),
+		APIPrefix:    strings.TrimPrefix(as.GetString("api-prefix"), "/"),
 	}
 }