Switch to job-based usage tracking

This commit is contained in:
Tanner Collin 2022-02-11 04:10:16 +00:00
parent 06f03e1ce9
commit e8f8ca02da
4 changed files with 146 additions and 51 deletions

View File

@ -171,13 +171,16 @@ class Usage(models.Model):
username = models.CharField(max_length=64, blank=True) # incase of LDAP-Spaceport mismatch
device = models.CharField(max_length=64)
start_time = models.DateTimeField(auto_now_add=True)
updated_at = models.DateTimeField(auto_now=True)
started_at = models.DateTimeField(auto_now_add=True)
finished_at = models.DateTimeField(null=True)
deleted_at = models.DateTimeField(null=True)
num_seconds = models.IntegerField()
num_reports = models.IntegerField()
memo = models.TextField(blank=True)
should_bill = models.BooleanField(default=True)
history = HistoricalRecords(excluded_fields=['num_seconds', 'updated_at'])
history = HistoricalRecords(excluded_fields=['num_reports'])
class HistoryIndex(models.Model):
content_type = models.ForeignKey(ContentType, null=True, on_delete=models.SET_NULL)

View File

@ -4,7 +4,7 @@ logger = logging.getLogger(__name__)
from django.contrib.auth.models import User, Group
from django.shortcuts import get_object_or_404, redirect
from django.db import transaction
from django.db.models import Max, F, Count, Q
from django.db.models import Max, F, Count, Q, Sum
from django.db.utils import OperationalError
from django.http import HttpResponse, Http404, FileResponse
from django.core.files.base import File
@ -612,7 +612,7 @@ class StatsViewSet(viewsets.ViewSet, List):
track = cache.get('track', {})
devicename = request.data['name']
username = request.data['username']
username = request.data['username'].lower()
first_name = username.split('.')[0].title()
track[devicename] = dict(
@ -626,15 +626,11 @@ class StatsViewSet(viewsets.ViewSet, List):
@action(detail=False, methods=['post'])
def usage(self, request):
#if 'seconds' not in request.data:
# raise exceptions.ValidationError(dict(seconds='This field is required.'))
if 'device' not in request.data:
raise exceptions.ValidationError(dict(device='This field is required.'))
device = request.data['device']
data = request.data.get('data', None)
seconds = request.data.get('seconds', 20)
if 'username' in request.data:
username = request.data['username']
@ -644,42 +640,84 @@ class StatsViewSet(viewsets.ViewSet, List):
username = track[device]['username']
except KeyError:
msg = 'Usage tracker problem finding username for device: {}'.format(device)
#utils.alert_tanner(msg)
utils.alert_tanner(msg)
logger.error(msg)
username = ''
last_session = models.Usage.objects.filter(device=device).last()
if not last_session or last_session.username != username:
try:
user = User.objects.get(username__iexact=username)
except User.DoesNotExist:
msg = 'Usage trackerproblem finding user for username: {}'.format(username or '[no username]')
#utils.alert_tanner(msg)
logger.error(msg)
user = None
last_session = models.Usage.objects.create(
user=user,
username=username,
device=device,
num_seconds=0,
memo='',
)
logging.info('New %s session created for: %s', device, username or '[no username]')
logging.debug('Device %s data: %s', device, data)
if device == 'TROTECS300' and data and int(data) > 4:
if device == 'TROTECS300' and data and int(data) > 3:
should_count = True
else:
should_count = False
last_use = models.Usage.objects.filter(
device=device,
deleted_at__isnull=True,
).last()
if should_count:
logging.debug('Counting %s seconds.', seconds)
last_session.num_seconds = F('num_seconds') + seconds
last_session.save(update_fields=['num_seconds'])
start_new_use = not last_use or last_use.finished_at or last_use.username != username
if start_new_use:
try:
user = User.objects.get(username__iexact=username)
except User.DoesNotExist:
msg = 'Usage tracker problem finding user for username: {}'.format(username or '[no username]')
utils.alert_tanner(msg)
logger.error(msg)
user = None
last_use = models.Usage.objects.create(
user=user,
username=username,
device=device,
num_reports=0,
memo='',
finished_at=None,
num_seconds=0,
)
logging.info('New %s usage #%s created for: %s', device, last_use.id, username or '[no username]')
last_use.num_reports = F('num_reports') + 1
last_use.save()
else:
if last_use and not last_use.finished_at:
time_now = now()
duration = time_now - last_use.started_at
logging.info('Finishing %s usage #%s, duration: %s', device, last_use.id, duration)
last_use.finished_at = time_now
last_use.num_seconds = duration.seconds
last_use.save()
if not last_use:
return Response(200)
if not last_use.finished_at:
return Response(200)
# perform some sanity-checks on finished uses
if last_use.device == 'TROTECS300':
estimated_seconds = last_use.num_reports * 20
else:
return Response(200)
if estimated_seconds < 60:
logging.info('Finished %s usage #%s was less than a minute, soft deleting.', device, last_use.id)
last_use.memo = 'Soft deleted reason: less than a minute'
last_use.deleted_at = now()
last_use.save()
elif abs(last_use.num_seconds - estimated_seconds) > 300:
logging.info(
'Finished %s usage #%s time %ss mismatches estimate %ss, soft deleting.',
device,
last_use.id,
last_use.num_seconds,
estimated_seconds
)
last_use.memo = 'Soft deleted reason: time {}s mismatches estimate {}s'.format(last_use.num_seconds, estimated_seconds)
last_use.deleted_at = now()
last_use.save()
return Response(200)
@ -692,12 +730,46 @@ class StatsViewSet(viewsets.ViewSet, List):
raise exceptions.PermissionDenied()
device = request.query_params['device']
last_session = models.Usage.objects.filter(device=device).last()
device_uses = models.Usage.objects.filter(device=device)
if not last_session:
last_use = device_uses.last()
if not last_use:
raise exceptions.ValidationError(dict(device='Session not found.'))
serializer = serializers.UsageSerializer(last_session)
last_use_id = last_use.id
user = last_use.user
last_use_different_user = device_uses.exclude(
user=user,
).last()
if last_use_different_user:
last_different_id = last_use_different_user.id
else:
last_different_id = -1
session_uses = device_uses.filter(id__gt=last_different_id)
time_now = now()
session_time = (time_now - session_uses.first().started_at).seconds
if last_use.finished_at:
last_use_time = last_use.num_seconds
running_cut_time = 0
else:
last_use_time = (time_now - last_use.started_at).seconds
running_cut_time = last_use_time
today_start = utils.now_alberta_tz().replace(hour=0, minute=0, second=0)
month_start = today_start.replace(day=1)
today_total = device_uses.filter(
user=user, started_at__gte=today_start
).aggregate(Sum('num_seconds'))['num_seconds__sum'] + running_cut_time
month_total = device_uses.filter(
user=user, started_at__gte=month_start
).aggregate(Sum('num_seconds'))['num_seconds__sum'] + running_cut_time
try:
track = cache.get('track', {})[device]
@ -705,8 +777,14 @@ class StatsViewSet(viewsets.ViewSet, List):
track = False
return Response(dict(
username=last_use.user.username,
first_name=last_use.user.member.preferred_name,
track=track,
session=serializer.data
session_time=session_time,
last_use_time=last_use_time,
last_use_id=last_use_id,
today_total=today_total,
month_total=month_total,
))

View File

@ -44,8 +44,8 @@ export function Usage(props) {
});
};
const inUse = usage && moment().unix() - usage.track.time < 300;
const showUsage = usage && inUse && usage.track.username === usage.session.username;
const inUse = usage && moment().unix() - usage.track.time <= 60;
const showUsage = usage && inUse && usage.track.username === usage.username;
const now = moment();
@ -61,28 +61,41 @@ export function Usage(props) {
{showUsage ?
<>
<Header size='medium'>Hello,</Header>
<p className='stat'>
{usage.session.first_name}
{usage.first_name}
</p>
<Header size='medium'>Session Time</Header>
<div style={{ backgroundColor: usage.session_time > 10800 ? '#cc0000' : '' }}>
<Header size='medium'>Session Time</Header>
<p className='stat'>
{parseInt(usage.session_time / 60)} mins
</p>
</div>
<Header size='medium'>Job #{usage.last_use_id} Time</Header>
<p className='stat'>
{parseInt(moment.duration(moment(now).diff(usage.session.start_time)).asMinutes())} mins
{parseInt(usage.last_use_time / 60)} mins
</p>
<Header size='medium'>Laser Time</Header>
<Header size='medium'>Today Total</Header>
<p className='stat'>
{parseInt(usage.session.num_seconds / 60)} mins
{parseInt(usage.today_total / 60)} mins
</p>
<Header size='medium'>Month Total</Header>
<p className='stat'>
{parseInt(usage.month_total / 60)} mins
</p>
</>
:
<>
<Header size='large'>{title} Usage</Header>
<p>Waiting for session</p>
<p/>
<p>Waiting for job</p>
</>
}

View File

@ -138,16 +138,17 @@ body {
background-color: black;
color: white;
padding: 0.5em;
font-size: 3em;
font-size: 2.5em;
}
.usage .ui.header {
color: white;
margin-bottom: 0em;
}
.usage .stat {
font-size: 2em;
margin-bottom: 0.75em;
margin-bottom: 0.5em;
}