engigu
96 lines
2.5 KiB
Go
96 lines
2.5 KiB
Go
package controllers
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import (
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"fmt"
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"github.com/engigu/baihu-panel/internal/database"
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"github.com/engigu/baihu-panel/internal/models"
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"github.com/engigu/baihu-panel/internal/services/tasks"
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"github.com/engigu/baihu-panel/internal/utils"
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"github.com/gin-gonic/gin"
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"github.com/gorilla/websocket"
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)
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type LogWSController struct{}
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func NewLogWSController() *LogWSController {
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return &LogWSController{}
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}
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func (lc *LogWSController) StreamLog(c *gin.Context) {
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logIDStr := c.Query("log_id")
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if logIDStr == "" {
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return
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}
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logID := logIDStr
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conn, err := upgrader.Upgrade(c.Writer, c.Request, nil)
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if err != nil {
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return
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}
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defer conn.Close()
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// 1. 检查数据库中是否已结束
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var taskLog models.TaskLog
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res := database.DB.Where("id = ?", logID).Limit(1).Find(&taskLog)
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if res.Error == nil && res.RowsAffected > 0 {
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if taskLog.Status != "running" {
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// 已结束，读取库内日志
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content, err := utils.DecompressFromBase64(string(taskLog.Output))
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if err != nil {
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conn.WriteMessage(websocket.TextMessage, []byte("解压日志失败: "+err.Error()))
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return
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}
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conn.WriteMessage(websocket.TextMessage, []byte(content))
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return
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}
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}
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// 2. 未结束或未找到记录，尝试从 TinyLogManager 获取
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tl := tasks.GetActiveLog(logID)
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if tl == nil {
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conn.WriteMessage(websocket.TextMessage, []byte("未找到正在运行的任务日志"))
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return
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}
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// 发送系统提示
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conn.WriteMessage(websocket.TextMessage, []byte(fmt.Sprintf("[System] 连接成功，正在监听日志... (LogID: %s)\n", logID)))
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// 发送最后 100 行
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lastLines, err := tl.ReadLastLines(100)
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if err == nil && len(lastLines) > 0 {
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conn.WriteMessage(websocket.TextMessage, lastLines)
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}
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// 订阅实时更新
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sub := tl.Subscribe()
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defer tl.Unsubscribe(sub)
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// 推送更新
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for {
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select {
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case data, ok := <-sub:
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if !ok {
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// 任务结束，尝试刷新最后一次库内完整内容
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var finalLog models.TaskLog
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res := database.DB.Where("id = ?", logID).Limit(1).Find(&finalLog)
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if res.Error == nil && res.RowsAffected > 0 {
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content, _ := utils.DecompressFromBase64(string(finalLog.Output))
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if content != "" {
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conn.WriteMessage(websocket.TextMessage, []byte("\n--- 任务已结束 ---\n"))
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// 这里可以选择性再推一次完整版，或直接退出
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}
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}
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return
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}
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if err := conn.WriteMessage(websocket.TextMessage, data); err != nil {
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return
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}
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case <-c.Request.Context().Done():
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return
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}
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}
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}
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