Feat: migration DB support custom upgrade scripts

models/scripts/upgrade.go

@@ -0,0 +1,43 @@
+package scripts
+
+import (
+	"context"
+	model "github.com/cloudreve/Cloudreve/v3/models"
+	"github.com/cloudreve/Cloudreve/v3/pkg/util"
+	"strconv"
+)
+
+type UpgradeTo340 int
+
+// Run upgrade from older version to 3.4.0
+func (script UpgradeTo340) Run(ctx context.Context) {
+	// 取回老版本 aria2 设定
+	old := model.GetSettingByType([]string{"aria2"})
+	if len(old) == 0 {
+		return
+	}
+
+	// 写入到新版本的节点设定
+	n, err := model.GetNodeByID(1)
+	if err != nil {
+		util.Log().Error("找不到主机节点, %s", err)
+	}
+
+	n.Aria2Enabled = old["aria2_rpcurl"] != ""
+	n.Aria2OptionsSerialized.Options = old["aria2_options"]
+	n.Aria2OptionsSerialized.Server = old["aria2_rpcurl"]
+
+	interval, err := strconv.Atoi(old["aria2_interval"])
+	if err != nil {
+		interval = 10
+	}
+	n.Aria2OptionsSerialized.Interval = interval
+	n.Aria2OptionsSerialized.TempPath = old["aria2_temp_path"]
+	n.Aria2OptionsSerialized.Token = old["aria2_token"]
+	if err := model.DB.Save(&n).Error; err != nil {
+		util.Log().Error("无法保存主机节点 Aria2 配置信息, %s", err)
+	} else {
+		model.DB.Where("type = ?", "aria2").Delete(model.Setting{})
+		util.Log().Info("Aria2 配置信息已成功迁移至 3.4.0+ 版本的模式")
+	}
+}