优化通道关闭流程，只靠 batch id 索引通道

README.md

@@ -6,6 +6,8 @@ jsonb 类型转换问题，考虑一个高效的 any 到 struct 转换工具
 
 端口资源池的 gc 实现
 
+考虑一个方案限制接口请求速率，无侵入更好
+
 标准化生产环境 cors 配置
 
 底层调用集成 otel
@@ -36,8 +38,17 @@ jsonb 类型转换问题，考虑一个高效的 any 到 struct 转换工具
 cmd 调用 app, http 的初始化函数
 http 调用 clients 的初始化函数
 ```
-  
-考虑一个方案限制接口请求速率，无侵入更好
+
+开号流程事务化
+
+开号：
+- 提交关闭任务
+- 保存数据
+- 开通端口
+
+过期：
+- 接口
+- redis
 
 冷数据迁移方案
   

web/events/channel.go

@@ -1,24 +1,11 @@
 package events
 
 import (
-	"encoding/json"
-	"log/slog"
-
 	"github.com/hibiken/asynq"
 )
 
 const RemoveChannel = "channel:remove"
 
-type RemoveChannelData struct {
-	Batch string  `json:"batch"`
-	IDs   []int32 `json:"ids"`
-}
-
-func NewRemoveChannel(data RemoveChannelData) *asynq.Task {
-	bytes, err := json.Marshal(data)
-	if err != nil {
-		slog.Error("序列化删除通道任务失败", "error", err)
-		return nil
-	}
-	return asynq.NewTask(RemoveChannel, bytes)
+func NewRemoveChannel(batch string) *asynq.Task {
+	return asynq.NewTask(RemoveChannel, []byte(batch))
 }

web/handlers/channel.go

@@ -162,8 +162,7 @@ type CreateChannelResultType string
 // region RemoveChannels
 
 type RemoveChannelsReq struct {
-	Batch string  `json:"batch" validate:"required"`
-	Ids   []int32 `json:"ids" validate:"required"`
+	Batch string `json:"batch" validate:"required"`
 }
 
 func RemoveChannels(c *fiber.Ctx) error {
@@ -180,7 +179,7 @@ func RemoveChannels(c *fiber.Ctx) error {
 	}
 
 	// 删除通道
-	err = s.Channel.RemoveChannels(req.Batch, req.Ids)
+	err = s.Channel.RemoveChannels(req.Batch)
 	if err != nil {
 		return err
 	}

web/services/channel.go

@@ -18,7 +18,7 @@ var Channel ChannelService = &channelBaiyinService{}
 // 通道服务
 type ChannelService interface {
 	CreateChannels(source netip.Addr, resourceId int32, authWhitelist bool, authPassword bool, count int, edgeFilter ...EdgeFilter) ([]*m.Channel, error)
-	RemoveChannels(batch string, ids []int32) error
+	RemoveChannels(batch string) error
 }
 
 // 授权方式

web/services/channel_baiyin.go

@@ -180,6 +180,15 @@ func (s *channelBaiyinService) CreateChannels(source netip.Addr, resourceId int3
 		groups[proxy] = append(groups[proxy], channels[i])
 	}
 
+	// 提交异步任务关闭通道
+	_, err = g.Asynq.Enqueue(
+		e.NewRemoveChannel(batch),
+		asynq.ProcessAt(expire),
+	)
+	if err != nil {
+		return nil, core.NewServErr("提交关闭通道任务失败", err)
+	}
+
 	// 保存数据
 	err = q.Q.Transaction(func(q *q.Query) error {
 
@@ -240,18 +249,6 @@ func (s *channelBaiyinService) CreateChannels(source netip.Addr, resourceId int3
 		return nil, err
 	}
 
-	// 提交异步任务关闭通道
-	_, err = g.Asynq.Enqueue(
-		e.NewRemoveChannel(e.RemoveChannelData{
-			Batch: batch,
-			IDs:   core.GetIDs(channels),
-		}),
-		asynq.ProcessAt(expire),
-	)
-	if err != nil {
-		return nil, core.NewServErr("提交关闭通道任务失败", err)
-	}
-
 	// 提交配置
 	for proxy, chanels := range groups {
 		secret := strings.Split(u.Z(proxy.Secret), ":")
@@ -290,20 +287,17 @@ func (s *channelBaiyinService) CreateChannels(source netip.Addr, resourceId int3
 	return channels, nil
 }
 
-func (s *channelBaiyinService) RemoveChannels(batch string, ids []int32) error {
+func (s *channelBaiyinService) RemoveChannels(batch string) error {
 	start := time.Now()
 
 	// 获取连接数据
 	channels, err := q.Channel.
 		Preload(q.Channel.Proxy).
-		Where(q.Channel.ID.In(ids...)).
+		Where(q.Channel.BatchNo.Eq(batch)).
 		Find()
 	if err != nil {
 		return core.NewServErr("获取通道数据失败", err)
 	}
-	if len(channels) != len(ids) {
-		return core.NewServErr("获取通道数据不完整", err)
-	}
 
 	proxies := make(map[string]*m.Proxy, len(channels))
 	groups := make(map[string][]*m.Channel, len(channels))
@@ -320,12 +314,6 @@ func (s *channelBaiyinService) RemoveChannels(batch string, ids []int32) error {
 		addrs[i] = netip.AddrPortFrom(channel.Proxy.IP.Addr, channel.Port)
 	}
 
-	// 释放端口
-	err = freeChans(batch, chans)
-	if err != nil {
-		return err
-	}
-
 	// 清空配置
 	for ip, channels := range groups {
 		proxy := proxies[ip]
@@ -352,6 +340,12 @@ func (s *channelBaiyinService) RemoveChannels(batch string, ids []int32) error {
 		}
 	}
 
+	// 释放端口
+	err = freeChans(batch, chans)
+	if err != nil {
+		return err
+	}
+
 	slog.Debug("清除代理端口配置", "time", time.Since(start).String())
 	return nil
 }

web/tasks/task.go

@@ -8,7 +8,6 @@ import (
 	"platform/pkg/env"
 	"platform/pkg/u"
 	"platform/web/events"
-	e "platform/web/events"
 	g "platform/web/globals"
 	m "platform/web/models"
 	q "platform/web/queries"
@@ -45,17 +44,11 @@ func HandleCompleteTrade(_ context.Context, task *asynq.Task) (err error) {
 }
 
 func HandleRemoveChannel(_ context.Context, task *asynq.Task) (err error) {
-	data := new(e.RemoveChannelData)
-	err = json.Unmarshal(task.Payload(), data)
-	if err != nil {
-		return fmt.Errorf("解析任务参数失败: %w", err)
-	}
-
-	err = s.Channel.RemoveChannels(data.Batch, data.IDs)
+	batch := string(task.Payload())
+	err = s.Channel.RemoveChannels(batch)
 	if err != nil {
 		return fmt.Errorf("删除通道失败: %w", err)
 	}
-
 	return nil
 }