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@@ -0,0 +1,103 @@
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package task
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import (
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"context"
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"database/sql"
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"fmt"
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"github.com/gogf/gf/v2/encoding/gjson"
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"github.com/gogf/gf/v2/frame/g"
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"github.com/gogf/gf/v2/os/gtime"
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"easygoadmin/internal/dao"
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"easygoadmin/internal/logic"
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)
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func init() {
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logic.RegisterJobHandler("LogClean", logClean)
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}
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const (
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logCleanBatch = 5000 // 单批删除行数
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logCleanMaxTotal = 200000 // 单表单次任务删除行数上限(防长事务与 runaway)
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)
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// logClean 日志清理任务
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//
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// 分批物理删除操作日志/登录日志/任务日志中超过保留天数的历史记录。
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// 任务参数 retentionDays 可覆盖配置 job.logRetentionDays(默认 90 天),为 0 时取配置值。
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func logClean(ctx context.Context, params string) (string, error) {
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days := gjson.New(params).Get("retentionDays").Int()
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if days <= 0 {
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days = g.Cfg().MustGet(ctx, "job.logRetentionDays").Int()
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}
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if days <= 0 {
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days = 90
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}
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before := gtime.Now().AddDate(0, 0, -days)
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counts := map[string]int{}
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for name, clean := range map[string]func(context.Context, *gtime.Time) (int, error){
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"操作日志": cleanOperationLog,
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"登录日志": cleanLoginLog,
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"任务日志": cleanJobLog,
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} {
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n, err := clean(ctx, before)
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if err != nil {
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return "", fmt.Errorf("%s清理失败: %w", name, err)
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}
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counts[name] = n
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}
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return fmt.Sprintf("保留 %d 天,清理完成: 操作日志 %d 条,登录日志 %d 条,任务日志 %d 条",
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days, counts["操作日志"], counts["登录日志"], counts["任务日志"]), nil
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}
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// cleanOperationLog 分批删除超过保留期限的操作日志
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func cleanOperationLog(ctx context.Context, before *gtime.Time) (int, error) {
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return deleteInBatches(ctx, func() (int64, error) {
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res, err := dao.OperationLog.Ctx(ctx).WhereLT("create_time", before).Limit(logCleanBatch).Delete()
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return affectedOf(res), err
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})
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}
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// cleanLoginLog 分批删除超过保留期限的登录日志
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func cleanLoginLog(ctx context.Context, before *gtime.Time) (int, error) {
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return deleteInBatches(ctx, func() (int64, error) {
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res, err := dao.LoginLog.Ctx(ctx).WhereLT("create_time", before).Limit(logCleanBatch).Delete()
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return affectedOf(res), err
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})
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}
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// cleanJobLog 分批删除超过保留期限的任务日志
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func cleanJobLog(ctx context.Context, before *gtime.Time) (int, error) {
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return deleteInBatches(ctx, func() (int64, error) {
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res, err := dao.JobLog.Ctx(ctx).WhereLT("create_time", before).Limit(logCleanBatch).Delete()
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return affectedOf(res), err
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})
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}
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// deleteInBatches 循环分批删除
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// 每批删除 logCleanBatch 行,直到不足一批或达到单次上限
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func deleteInBatches(ctx context.Context, del func() (int64, error)) (int, error) {
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total := 0
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for {
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n, err := del()
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if err != nil {
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return total, err
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}
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total += int(n)
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if n < int64(logCleanBatch) || total >= logCleanMaxTotal {
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return total, nil
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}
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}
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}
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// affectedOf 读取受影响行数
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// RowsAffected 的错误在此场景可忽略(驱动不支持时按 0 处理,循环自然终止)
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func affectedOf(res sql.Result) int64 {
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if res == nil {
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return 0
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}
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n, _ := res.RowsAffected()
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return n
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}
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