2026-07-26 22:19:41 +08:00
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// Package logstore 负责写入与清理规则执行日志
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package logstore
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import (
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"log"
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"time"
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"github.com/ssdomei232/goodBaby/configs"
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"github.com/ssdomei232/goodBaby/handler/db"
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"github.com/ssdomei232/goodBaby/model"
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)
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// Record 写入一条执行日志,失败只记录到标准输出,不影响主流程
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func Record(entry *model.ExecutionLog) {
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gormDB, err := db.GetGormDB()
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if err != nil {
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log.Printf("写入执行日志失败: %v", err)
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return
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}
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if entry.CreateAt == 0 {
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entry.CreateAt = time.Now().Unix()
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}
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if err := gormDB.Create(entry).Error; err != nil {
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log.Printf("写入执行日志失败: %v", err)
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return
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}
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trim(entry.UID)
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}
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// trim 按配置保留每个用户最近的 N 条日志
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func trim(uid uint) {
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config, err := configs.GetConfig()
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if err != nil || config.LogRetainCount <= 0 {
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return
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}
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gormDB, err := db.GetGormDB()
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if err != nil {
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return
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}
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2026-07-26 22:34:29 +08:00
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// 用 Find 而不是 First:日志没超出保留条数是常态,
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// First 找不到记录会返回 ErrRecordNotFound,每写一条日志都刷一行 gorm 警告。
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var cutoff []model.ExecutionLog
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if err := gormDB.Where("uid = ?", uid).
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2026-07-26 22:19:41 +08:00
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Order("id DESC").
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Offset(config.LogRetainCount).
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Limit(1).
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2026-07-26 22:34:29 +08:00
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Find(&cutoff).Error; err != nil {
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log.Printf("清理执行日志失败: %v", err)
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return
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}
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if len(cutoff) == 0 {
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2026-07-26 22:19:41 +08:00
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// 没有超出保留条数
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return
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}
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2026-07-26 22:34:29 +08:00
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if err := gormDB.Where("uid = ? AND id <= ?", uid, cutoff[0].ID).
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2026-07-26 22:19:41 +08:00
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Delete(&model.ExecutionLog{}).Error; err != nil {
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log.Printf("清理执行日志失败: %v", err)
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}
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}
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