diff --git a/apps/wpm/tasks.py b/apps/wpm/tasks.py
index 9377bc24..2d1d0fce 100644
--- a/apps/wpm/tasks.py
+++ b/apps/wpm/tasks.py
@@ -10,6 +10,8 @@ from apps.mtm.models import Mgroup
 import datetime
 from django.db.models import Sum
 from apps.wpm.services import make_sflogs
+from apps.wpm.models import SfLog, StLog, StSfLog
+from django.utils.timezone import localtime
 
 
 @shared_task(base=CustomTask)
@@ -21,4 +23,66 @@ def make_sflogs_simple(days=2):
     end_date = start_date + datetime.timedelta(days=days)
     mgroups = Mgroup.objects.filter(cate='section').all()
     for mgroup in mgroups:
-            make_sflogs(mgroup, start_date, end_date)
\ No newline at end of file
+            make_sflogs(mgroup, start_date, end_date)
+
+@shared_task(base=CustomTask)
+def get_total_hour_now(sflogId: str):
+    """
+    获取当前总时长, 当传入的是一个sflog时, 返回其total_hour_now
+    否则更新所有total_hour_now
+    """
+    now = datetime.datetime.now()
+    if sflogId:
+        sflog = SfLog.objects.get(id=sflogId)
+        if localtime(sflog.end_time) <= now:
+            sflog.total_hour_now = 12
+        else:
+            sflog.total_hour_now = (now - localtime(sflog.start_time)).total_seconds/3600
+        sflog.save()
+        return sflog.total_hour_now
+    else:
+        SfLog.objects.filter(end_time__lte=now).exclude(total_hour_now=12).update(total_hour_now=12)
+        sf_qs = SfLog.objects.filter(end_time_gt=now)
+        for i in sf_qs:
+            i.total_hour_now = (now-localtime(i.start_time)).total_seconds/3600
+            i.save()
+
+@shared_task(base=CustomTask)
+def cal_shut_hour(stlogId: str):
+    """
+    计算停机记录对应的班停时长
+    """
+    from apps.enm.tasks import compute_enstat
+    if stlogId:
+        stlogs = StLog.objects.filter(id=stlogId)
+    else:
+        stlogs = StLog.objects.filter(end_time=None)
+    for stlog in stlogs:
+        now = datetime.datetime.now()
+        st_start = stlog.start_time
+        if stlog.end_time is None: # 说明停机还未结束,此时也需要计算duration
+            st_end = now
+        else:
+            st_end = stlog.end_time
+        sf_qs = SfLog.objects.filter(mgroup=stlog.mgroup)
+        sf_qs = (sf_qs.filter(start_time__gte=st_start, start_time__lt=st_end)|sf_qs.filter(end_time__gt=st_start, end_time__lte=st_end)|sf_qs.filter(start_time__lte=st_start, end_time__gte=st_end)).order_by('start_time').distinct()
+        for ind, sflog in enumerate(sf_qs):
+            is_current_down = False
+            if ind == 0:
+                is_current_down = True
+            stsf, _ = StSfLog.objects.get_or_create(stlog=stlog, sflog=sflog, defaults={'stlog': stlog, 'sflog': sflog, 'is_current_down': is_current_down})
+            # 计算duration
+            sf_end, sf_start = sflog.end_time, sflog.start_time
+            duration_item = min(sf_end, st_end) - min(sf_start, st_start)
+            if duration_item < 0:
+                duration_item = 0
+            else:
+                duration_item = duration_item.total_seconds/3600
+            stsf.duration = duration_item
+            stsf.save()
+            # 计算每班的总停机时间
+            ret = StSfLog.objects.filter(sflog=sflog).aggregate(sum=Sum('duration'))
+            if ret.get('sum', 0):
+                sflog.shut_hour = ret['sum']
+                sflog.save()
+                compute_enstat('sflog')
\ No newline at end of file