Files
Zordon/lib/render_job.py

78 lines
2.8 KiB
Python

import hashlib
import json
import logging
import os
import uuid
from datetime import datetime
from utilities.render_worker import RenderStatus, RenderWorkerFactory
logger = logging.getLogger()
class RenderJob:
def __init__(self, renderer, input_path, output_path, args, priority=2, owner=None, client=None, notify=None, custom_id=None):
self.id = custom_id or self.generate_id()
self.owner = owner
self.priority = priority
self.client = client
self.notify = notify
self.date_created = datetime.now()
self.scheduled_start = None
self.renderer = renderer
self.name = os.path.basename(input_path) + '_' + self.date_created.isoformat()
self.archived = False
self.worker = RenderWorkerFactory.create_worker(renderer, input_path, output_path, args)
self.worker.log_path = os.path.join(os.path.dirname(input_path), os.path.basename(input_path) + '.log')
def render_status(self):
"""Returns status of render job"""
try:
if self.scheduled_start and self.worker.status == RenderStatus.NOT_STARTED:
return RenderStatus.SCHEDULED
else:
return self.worker.status
except Exception as e:
logger.warning("render_status error: {}".format(e))
return RenderStatus.ERROR
def file_hash(self):
return hashlib.md5(open(self.worker.input_path, 'rb').read()).hexdigest()
def json(self):
"""Converts RenderJob into JSON format"""
import numbers
def date_serializer(o):
if isinstance(o, datetime):
return o.isoformat()
json_string = ''
try:
d = self.__dict__.copy()
d['status'] = self.render_status().value
d['file_hash'] = self.file_hash if isinstance(self.file_hash, str) else self.file_hash()
d['worker'] = self.worker.__dict__.copy()
for key in ['thread', 'process']: # remove unwanted keys from JSON
d['worker'].pop(key, None)
d['worker']['status'] = d['status']
# jobs from current_session generate percent completed
# jobs after loading server pull in a saved value. Have to check if callable object or not
percent_complete = self.worker.percent_complete if isinstance(self.worker.percent_complete, numbers.Number) \
else self.worker.percent_complete()
d['worker']['percent_complete'] = percent_complete
json_string = json.dumps(d, default=date_serializer)
except Exception as e:
logger.exception(e)
logger.error("Error converting to JSON: {}".format(e))
return json_string
@classmethod
def generate_id(cls):
return str(uuid.uuid4()).split('-')[0]