def updateAll(self):
log.info("## starting repository update ##")
start = time.time()
#log.info("%d,%d,%d", self.cpu_count, self.processing_pool_size, self.packaging_pool_size)
log.info("# CPU count: %d, proc. pool: %d, pack pool: %d",
self.cpu_count,
self.processing_pool_size,
self.packaging_pool_size)
log.info("# queues: source: %d, pack: %d, publish: %d",
self.source_queue_size,
self.packaging_queue_size,
self.publish_queue_size)
log.info("## updating Monav repository" )
log.info('# monav preprocessor threads: %d', self.monav_preprocessor_threads)
log.info('# max parallel pp. per package: %d', self.monav_parallel_threads)
ppThreshold = self.monav_parallel_threshold
if ppThreshold:
log.info('# parallel pp. threshold: %d MB' % ppThreshold)
start_monav = time.time()
monav = MonavRepository(self)
monav.update()
# log how long the Monav update took
dt_monav = int(time.time() - start_monav)
if dt_monav > 60:
prettyTime = "%s (%d s)" % (utils.prettyTimeDiff(dt_monav), dt_monav)
# show seconds for exact benchmarking once pretty time
# switches to larger units
else:
prettyTime = utils.prettyTimeDiff(dt_monav)
log.info("## Monav repository updated in %s " % prettyTime)
log.info("## Summary:")
log.info("## Monav repository updated in %s (%d s)" %
(utils.prettyTimeDiff(dt_monav), dt_monav)
)
# log how long the repository update took
dt = int(time.time() - start)
if dt > 60:
prettyTime = "%s (%d s)" % (utils.prettyTimeDiff(dt), dt)
else:
prettyTime = utils.prettyTimeDiff(dt)
log.info("## Repository updated in %s " % prettyTime)
log.info("## repository update finished ##")
print(log_folder)
print("log data for this update run might not be gathered or the update run might fail outright")
planet_update_log = os.path.join(log_folder, "update_planet.log")
planet_split_log = os.path.join(log_folder, "split_planet.log")
continents_split_log = os.path.join(log_folder, "split_continents.log")
print("starting modRana repository source data update")
start=time.time()
print("updating the planet osm file")
planet_update_rc = os.system("./tools/update_planet.py>%s" % planet_update_log)
# only do the sanity check if the download was successful
if planet_update_rc == 0:
planet_update_rc = os.system("./tools/sanity_check_update_planet.py>>%s" % planet_update_log)
dt = int(time.time() - start)
print("planet osm file update finished in %s" % prettyTimeDiff(dt))
if planet_update_rc > 0:
print("ERROR: planet file update failed, aborting source data update")
exit(1)
print("splitting the planet into continent sized chunks")
start1=time.time()
os.system("./tools/split_planet.sh>%s" % planet_split_log)
rc = os.system("./tools/sanity_check_split_planet.py>>%s" % planet_split_log)
dt = int(time.time() - start1)
print("planet splitting finished in %s" % prettyTimeDiff(dt))
if rc > 0:
print("ERROR: planet splitting sanity check failed, aborting source data update")
exit(1)
print("splitting the continents into regions")
def process(self, threads=(1, 1), parallel_threshold=None):
"""process the PBF extract into Monav routing data"""
monav_threads, max_parallel_preprocessors = threads
# check the parallel threshold
if parallel_threshold is not None:
try:
file_size = os.path.getsize(self._source_data_path)
except OSError:
file_size = 0
# check if file size in MB is larger than threshold
if (file_size / (2 ** 20)) > parallel_threshold:
# if threshold is crossed, don't run preprocessors in parallel
max_parallel_preprocessors = 1
try:
if parallel_threshold is None and max_parallel_preprocessors == 1:
process_log.info('processing %s', self.name)
elif max_parallel_preprocessors == 1:
process_log.info('processing %s in 1 thread (threshold reached)', self.name)
else: # >1
process_log.info('processing %s in %d threads', self.name, max_parallel_preprocessors)
start_time = time.time()
input_file = self._source_data_path
output_folder = self._temp_storage_path
base_INI_Path = os.path.join(self._helper_path, "base.ini")
preprocessor_path = self._preprocessor_path
def get_task(mode_name, mode_profile, index):
"""prepare task that runs the preprocessor in temPath separate for every preprocessor instance and move
the result to resultPath
NOTE: the temporary folder is used to avoid multiple preprocessors mixing their temporary data"""
temp_output_folder = os.path.join(output_folder, str(index))
result_path = os.path.join(temp_output_folder, "routing_%s" % mode_name)
# compile arguments
args = ['%s' % preprocessor_path, '-di', '-dro="%s"' % mode_name, '-t=%d' % monav_threads, '--verbose',
'--settings="%s"' % base_INI_Path,
'--input="%s"' % input_file, '--output="%s"' % temp_output_folder, '--name="%s"' % self.name,
'--profile="%s"' % mode_profile, '-dd']
return args, result_path, self._temp_storage_path
def run_preprocessor(queue):
"""this function is run in an internal pool inside the Monav package"""
while True:
current_task = queue.get()
if current_task == repo.SHUTDOWN_SIGNAL:
queue.task_done()
return
args, from_path, to_path = current_task
# create the independent per-preprocessor path
os.makedirs(from_path)
# open /dev/null so that the stdout & stderr output for the command can be dumped into it
dev_null = open(os.devnull, "w")
# call the preprocessor
subprocess.call(reduce(lambda x, y: x + " " + y, args), shell=True, stdout=dev_null, stderr=dev_null)
# move the results to the main folder
shutil.move(from_path, to_path)
# cleanup
dev_null.close()
queue.task_done()
tasks = [
get_task("car", "motorcar", 0),
get_task("bike", "bicycle", 1),
get_task("pedestrian", "foot", 2)
]
preproc_queue = mp.JoinableQueue()
for i in range(max_parallel_preprocessors):
p = mp.Process(target=run_preprocessor, args=(preproc_queue,))
p.daemon = True
p.start()
for task in tasks:
preproc_queue.put(task)
# wait for the processes to finish
preproc_queue.join()
# shutdown them down
for i in range(max_parallel_preprocessors):
preproc_queue.put(repo.SHUTDOWN_SIGNAL)
preproc_queue.join()
# run preprocessors in parallel (depending on current settings)
# pool = mp.Pool(processes=maxParallelPreprocessors)
# pool.map(runPreprocessor, tasks)
# closing the pool is important, otherwise the workers in the poll will
# not exit - after a while the inactive threads will accumulate and
# no more new ones can be started
# pool.close()
# just to be sure
# pool.join()
td = int(time.time() - start_time)
process_log.info('processed %s in %s', self.name, utils.prettyTimeDiff(td))
return True
except Exception:
message = 'monav package: Monav routing data processing failed\n'
message += 'name: %s' % self.name
process_log.exception(message)
return False
