46 lines
1.7 KiB
Python
46 lines
1.7 KiB
Python
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from django.db.models import Avg, Count, Max, Min, StdDev
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from main.utils import cache_function
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from .models import MirrorLog, MirrorProtocol, MirrorUrl
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import datetime
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cutoff_time = datetime.datetime.utcnow() - datetime.timedelta(hours=24)
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@cache_function(300)
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def get_mirror_statuses():
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protocols = MirrorProtocol.objects.exclude(protocol__iexact='rsync')
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# I swear, this actually has decent performance...
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urls = MirrorUrl.objects.select_related(
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'mirror', 'protocol').filter(
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mirror__active=True, mirror__public=True,
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protocol__in=protocols).filter(
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logs__check_time__gte=cutoff_time).annotate(
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check_count=Count('logs'), last_sync=Max('logs__last_sync'),
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last_check=Max('logs__check_time'),
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duration_avg=Avg('logs__duration'), duration_min=Min('logs__duration'),
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duration_max=Max('logs__duration'), duration_stddev=StdDev('logs__duration')
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).order_by('-last_sync', '-duration_avg')
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for url in urls:
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if url.last_check and url.last_sync:
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d = url.last_check - url.last_sync
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url.delay = d
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url.score = d.days * 24 + d.seconds / 3600 + url.duration_avg + url.duration_stddev
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else:
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url.delay = None
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url.score = None
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return urls
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@cache_function(300)
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def get_mirror_errors():
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errors = MirrorLog.objects.filter(
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is_success=False, check_time__gte=cutoff_time).values(
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'url__url', 'url__protocol__protocol', 'url__mirror__country',
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'error').annotate(
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error_count=Count('error'), last_occurred=Max('check_time')
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).order_by('-last_occurred', '-error_count')
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return list(errors)
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# vim: set ts=4 sw=4 et:
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