add APP_TEMP_PATH

Author: wxiaoguang

custom/conf/app.example.ini

@@ -287,6 +287,9 @@ RUN_USER = ; git
 ;; Default path for App data
 ;APP_DATA_PATH = data ; relative paths will be made absolute with _`AppWorkPath`_
 ;;
+;; Base path for App's temp files, leave empty to use the managed tmp directory in APP_DATA_PATH
+;APP_TEMP_PATH =
+;;
 ;; Enable gzip compression for runtime-generated content, static resources excluded
 ;ENABLE_GZIP = false
 ;;

modules/setting/path.go

@@ -199,6 +199,9 @@ func InitWorkPathAndCfgProvider(getEnvFn func(name string) string, args ArgWorkP
 }
 
 func AppDataTempDir(sub string) *tempdir.TempDir {
+	if AppTempPath != "" {
+		return tempdir.New(AppDataPath, "gitea-tmp/"+sub)
+	}
 	if AppDataPath == "" {
 		panic("setting.AppDataPath is not set")
 	}

modules/setting/server.go

@@ -60,6 +60,8 @@ var (
 	// AssetVersion holds a opaque value that is used for cache-busting assets
 	AssetVersion string
 
+	AppTempPath string
+
 	Protocol                   Scheme
 	UseProxyProtocol           bool // `ini:"USE_PROXY_PROTOCOL"`
 	ProxyProtocolTLSBridging   bool //`ini:"PROXY_PROTOCOL_TLS_BRIDGING"`
@@ -338,6 +340,13 @@ func loadServerFrom(rootCfg ConfigProvider) {
 		}
 	}
 
+	AppTempPath = sec.Key("APP_TEMP_PATH").String()
+	if AppTempPath != "" {
+		if _, err := os.Stat(AppTempPath); err != nil {
+			log.Fatal("APP_TEMP_PATH %q is not accessible: %v", AppTempPath, err)
+		}
+	}
+
 	EnableGzip = sec.Key("ENABLE_GZIP").MustBool()
 	EnablePprof = sec.Key("ENABLE_PPROF").MustBool(false)
 	PprofDataPath = sec.Key("PPROF_DATA_PATH").MustString(filepath.Join(AppWorkPath, "data/tmp/pprof"))