Improve DB username and runtime module path handling.

Author: zyro

CHANGELOG.md

@@ -15,6 +15,10 @@ The format is based on [keep a changelog](http://keepachangelog.com) and this pr
 - Reduce the frequency of socket checks on known active connections.
 - Deleting a record from a leaderboard that does not exist now succeeds.
 - Notification listings now use more accurate time in cacheable cursors.
+- Use "root" as the default database user if not otherwise specified.
+
+### Fixed
+- Runtime module loading now correctly handles paths on non-UNIX environments.
 
 ## [2.0.2] - 2018-07-09
 ### Added

main.go

@@ -168,6 +168,9 @@ func dbConnect(multiLogger *zap.Logger, config server.Config) (*sql.DB, string)
 		parsedUrl.RawQuery = query.Encode()
 	}
 
+	if len(parsedUrl.User.Username()) < 1 {
+		parsedUrl.User = url.User("root")
+	}
 	if len(parsedUrl.Path) < 1 {
 		parsedUrl.Path = "/nakama"
 	}

migrate/migrate.go

@@ -123,6 +123,9 @@ func Parse(args []string, logger *zap.Logger) {
 		parsedUrl.RawQuery = query.Encode()
 	}
 
+	if len(parsedUrl.User.Username()) < 1 {
+		parsedUrl.User = url.User("root")
+	}
 	dbname := "nakama"
 	if len(parsedUrl.Path) > 1 {
 		dbname = parsedUrl.Path[1:]

server/runtime_module_cache.go

@@ -61,7 +61,7 @@ func LoadRuntimeModules(startupLogger *zap.Logger, config Config) (map[string]lu
 
 	// Override before Package library is invoked.
 	lua.LuaLDir = runtimeConfig.Path
-	lua.LuaPathDefault = lua.LuaLDir + "/?.lua;" + lua.LuaLDir + "/?/init.lua"
+	lua.LuaPathDefault = lua.LuaLDir + string(os.PathSeparator) + "?.lua;" + lua.LuaLDir + string(os.PathSeparator) + "?" + string(os.PathSeparator) + "init.lua"
 	os.Setenv(lua.LuaPath, lua.LuaPathDefault)
 
 	startupLogger.Info("Initialising runtime", zap.String("path", lua.LuaLDir))
@@ -80,7 +80,7 @@ func LoadRuntimeModules(startupLogger *zap.Logger, config Config) (map[string]lu
 				relPath, _ := filepath.Rel(lua.LuaLDir, path)
 				name := strings.TrimSuffix(relPath, filepath.Ext(relPath))
 				// Make paths Lua friendly.
-				name = strings.Replace(name, "/", ".", -1)
+				name = strings.Replace(name, string(os.PathSeparator), ".", -1)
 				moduleCache.Add(&RuntimeModule{
 					Name:    name,
 					Path:    path,