blob: 897e896cab0ae9ec375f7adca7db584bafe9d4fd [file] [log] [blame]
# Copyright (C) 2018 Codethink Limited
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU Lesser General Public
# License as published by the Free Software Foundation; either
# version 2 of the License, or (at your option) any later version.
#
# This library is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public
# License along with this library. If not, see <http://www.gnu.org/licenses/>.
#
# Author:
# Tristan Daniƫl Maat <tristan.maat@codethink.co.uk>
#
import os
from contextlib import contextmanager
from .job import Job
from ..._platform import Platform
from ..._message import Message, MessageType
class CacheSizeJob(Job):
def __init__(self, *args, complete_cb, **kwargs):
super().__init__(*args, **kwargs)
self._complete_cb = complete_cb
self._cache = Platform._instance.artifactcache
def _child_process(self):
return self._cache.calculate_cache_size()
def _parent_complete(self, success, result):
self._cache._set_cache_size(result)
if self._complete_cb:
self._complete_cb(result)
@contextmanager
def _child_logging_enabled(self, logfile):
self._logfile = logfile.format(pid=os.getpid())
yield self._logfile
self._logfile = None
# _message():
#
# Sends a message to the frontend
#
# Args:
# message_type (MessageType): The type of message to send
# message (str): The message
# kwargs: Remaining Message() constructor arguments
#
def _message(self, message_type, message, **kwargs):
args = dict(kwargs)
args['scheduler'] = True
self._scheduler.context.message(Message(None, message_type, message, **args))
def _child_log(self, message):
with open(self._logfile, 'a+') as log:
INDENT = " "
EMPTYTIME = "--:--:--"
template = "[{timecode: <8}] {type: <7} {name: <15}: {message}"
detail = ''
if message.detail is not None:
template += "\n\n{detail}"
detail = message.detail.rstrip('\n')
detail = INDENT + INDENT.join(detail.splitlines(True))
timecode = EMPTYTIME
if message.message_type in (MessageType.SUCCESS, MessageType.FAIL):
hours, remainder = divmod(int(message.elapsed.total_seconds()), 60**2)
minutes, seconds = divmod(remainder, 60)
timecode = "{0:02d}:{1:02d}:{2:02d}".format(hours, minutes, seconds)
message_text = template.format(timecode=timecode,
type=message.message_type.upper(),
name='cache_size',
message=message.message,
detail=detail)
log.write('{}\n'.format(message_text))
log.flush()
return message
def _child_process_data(self):
return {}