def runengine(request, *kw, **kwargs):
if request.method == 'GET':
#needed to find out right arguments:
# 1. python_executable_path. Problem in virtualenv. Use setting in bots.ini if there
# 2. botsengine_path. Problem in apache. Use setting in bots.ini if there
# 3. environment (config). OK
# 4. commandstorun (eg --new) and routes. OK
python_executable_path = botsglobal.ini.get('settings',
'python_executable_path',
sys.executable)
botsengine_path = botsglobal.ini.get(
'settings', 'botsengine_path',
os.path.join(os.path.dirname(os.path.abspath(sys.argv[0])),
'bots-engine.py'))
environment = '-c' + botsglobal.ini.get('directories', 'config_org')
lijst = [python_executable_path, botsengine_path, environment]
# get 4. commandstorun (eg --new) and routes via request
if 'clparameter' in request.GET:
lijst.append(request.GET['clparameter'])
#either bots-engine is run directly or via jobqueue-server:
if botsglobal.ini.getboolean(
'jobqueue', 'enabled', False
): #run bots-engine via jobqueue-server; reports back if job is queued
import job2queue
terug = job2queue.send_job_to_jobqueue(lijst)
messages.add_message(request, messages.INFO,
job2queue.JOBQUEUEMESSAGE2TXT[terug])
botsglobal.logger.info(job2queue.JOBQUEUEMESSAGE2TXT[terug])
else: #run bots-engine direct.; reports back if bots-engien is started succesful. **not reported: problems with running.
botsglobal.logger.info(
_(u'Run bots-engine with parameters: "%(parameters)s"'),
{'parameters': unicode(lijst)})
#first check if another instance of bots-engine is running/if port is free
try:
engine_socket = botslib.check_if_other_engine_is_running()
except socket.error:
notification = _(
u'Trying to run "bots-engine", but another instance of "bots-engine" is running. Please try again later.'
)
messages.add_message(request, messages.INFO, notification)
botsglobal.logger.info(notification)
return django.shortcuts.redirect('/home')
else:
engine_socket.close() #and close the socket
#run engine
try:
terug = subprocess.Popen(lijst).pid
except Exception as msg:
notification = _(
u'Errors while trying to run bots-engine: "%s".') % msg
messages.add_message(request, messages.INFO, notification)
botsglobal.logger.info(notification)
else:
messages.add_message(request, messages.INFO,
_(u'Bots-engine is started.'))
return django.shortcuts.redirect('/home')
def runengine(request, *kw, **kwargs):
if request.method == 'GET':
#needed to find out right arguments:
# 1. python_executable_path. Problem in virtualenv. Use setting in bots.ini if there
# 2. botsengine_path. Problem in apache. Use setting in bots.ini if there
# 3. environment (config). OK
# 4. commandstorun (eg --new) and routes. OK
python_executable_path = botsglobal.ini.get('settings', 'python_executable_path', sys.executable)
botsengine_path = botsglobal.ini.get('settings', 'botsengine_path', os.path.join(
os.path.dirname(os.path.abspath(sys.argv[0])), 'bots-engine.py'))
environment = '-c' + botsglobal.ini.get('directories', 'config_org')
lijst = [python_executable_path, botsengine_path, environment]
# get 4. commandstorun (eg --new) and routes via request
if 'clparameter' in request.GET:
lijst.append(request.GET['clparameter'])
#either bots-engine is run directly or via jobqueue-server:
# run bots-engine via jobqueue-server; reports back if job is queued
if botsglobal.ini.getboolean('jobqueue', 'enabled', False):
import job2queue
terug = job2queue.send_job_to_jobqueue(lijst)
messages.add_message(request, messages.INFO, job2queue.JOBQUEUEMESSAGE2TXT[terug])
botsglobal.logger.info(job2queue.JOBQUEUEMESSAGE2TXT[terug])
else: # run bots-engine direct.; reports back if bots-engien is started succesful. **not reported: problems with running.
botsglobal.logger.info(_('Run bots-engine with parameters: "%(parameters)s"'),
{'parameters': unicode(lijst)})
#first check if another instance of bots-engine is running/if port is free
try:
engine_socket = botslib.check_if_other_engine_is_running()
except socket.error:
notification = _(
'Trying to run "bots-engine", but another instance of "bots-engine" is running. Please try again later.')
messages.add_message(request, messages.INFO, notification)
botsglobal.logger.info(notification)
return django.shortcuts.redirect('/home')
else:
engine_socket.close() # and close the socket
#run engine
try:
terug = subprocess.Popen(lijst).pid
except Exception as msg:
notification = _('Errors while trying to run bots-engine: "%s".') % msg
messages.add_message(request, messages.INFO, notification)
botsglobal.logger.info(notification)
else:
messages.add_message(request, messages.INFO, _('Bots-engine is started.'))
return django.shortcuts.redirect('/home')
def start():
#NOTE: bots directory should always be on PYTHONPATH - otherwise it will not start.
#***command line arguments**************************
usage = '''
This is "%(name)s" version %(version)s, part of Bots open source edi translator (http://bots.sourceforge.net).
A utility to generate the index file of a plugin; this can be seen as a database dump of the configuration.
This is eg useful for version control.
Usage:
%(name)s -c<directory>
Options:
-c<directory> directory for configuration files (default: config).
''' % {
'name': os.path.basename(sys.argv[0]),
'version': botsglobal.version
}
configdir = 'config'
for arg in sys.argv[1:]:
if arg.startswith('-c'):
configdir = arg[2:]
if not configdir:
print 'Error: configuration directory indicated, but no directory name.'
sys.exit(1)
else:
print usage
sys.exit(0)
#***end handling command line arguments**************************
botsinit.generalinit(
configdir) #find locating of bots, configfiles, init paths etc.
if not botsglobal.ini.getboolean('jobqueue', 'enabled', False):
print 'Error: bots jobqueue cannot start; not enabled in %s/bots.ini' % configdir
sys.exit(1)
process_name = 'dirmonitor'
logger = botsinit.initserverlogging(process_name)
logger.log(25, u'Bots %(process_name)s started.',
{'process_name': process_name})
logger.log(
25, u'Bots %(process_name)s configdir: "%(configdir)s".', {
'process_name': process_name,
'configdir': botsglobal.ini.get('directories', 'config')
})
botsenginepath = os.path.join(os.path.dirname(os.path.abspath(
sys.argv[0])), 'bots-engine.py') #get path to bots-engine
cond = threading.Condition()
tasks = set()
dir_watch_data = []
for section in botsglobal.ini.sections():
if section.startswith('dirmonitor') and section[len('dirmonitor'):]:
dir_watch_data.append({})
dir_watch_data[-1]['path'] = botsglobal.ini.get(section, 'path')
dir_watch_data[-1]['rec'] = botsglobal.ini.getboolean(
section, 'recursive', False)
dir_watch_data[-1]['filemask'] = botsglobal.ini.get(
section, 'filemask', '*')
dir_watch_data[-1]['route'] = botsglobal.ini.get(
section, 'route', '')
if not dir_watch_data:
logger.error(u'Nothing to watch!')
sys.exit(0)
if os.name == 'nt':
#for windows: start a thread per directory watcher
for dir_watch in dir_watch_data:
dir_watch_thread = threading.Thread(target=windows_event_handler,
args=(logger, dir_watch, cond,
tasks))
dir_watch_thread.daemon = True #do not wait for thread when exiting
dir_watch_thread.start()
else:
#for linux: one watch-thread, but multiple watches.
dir_watch_thread = threading.Thread(target=linux_event_handler,
args=(logger, dir_watch_data, cond,
tasks))
dir_watch_thread.daemon = True #do not wait for thread when exiting
dir_watch_thread.start()
# this main thread get the results from the watch-thread(s).
logger.info(u'Bots %(process_name)s started.',
{'process_name': process_name})
active_receiving = False
timeout = 2.0
cond.acquire()
while True:
#this functions as a buffer: all events go into set tasks.
#the tasks are fired to jobqueue after TIMOUT sec.
#this is to avoid firing to many tasks to jobqueue; events typically come in bursts.
#is value of timeout is larger, reaction times are slower...but less tasks are fired to jobqueue.
#in itself this is not a problem, as jobqueue will alos discard duplicate jobs.
#2 sec seems to e a good value: reasonable quick, not to nervous.
cond.wait(
timeout=timeout) #get back when results, or after timeout sec
if tasks:
if not active_receiving: #first request (after tasks have been fired, or startup of dirmonitor)
active_receiving = True
last_time = time.time()
else: #active receiving events
current_time = time.time()
if current_time - last_time >= timeout: #cond.wait returned probably because of a timeout
try:
for task in tasks:
logger.info(
u'Send to queue "%(path)s %(config)s %(task)s".',
{
'path': botsenginepath,
'config': '-c' + configdir,
'task': task
})
job2queue.send_job_to_jobqueue([
sys.executable, botsenginepath,
'-c' + configdir, task
])
except Exception as msg:
logger.info(u'Error in running task: "%(msg)s".',
{'msg': msg})
tasks.clear()
active_receiving = False
else: #cond.wait returned probably because of a timeout
logger.debug(u'time difference to small.')
last_time = current_time
cond.release()
sys.exit(0)
def start():
# NOTE: bots directory should always be on PYTHONPATH - otherwise it will not start.
# ***command line arguments**************************
usage = """
This is "%(name)s" version %(version)s, part of Bots open source edi translator (http://bots.sourceforge.net).
A utility to generate the index file of a plugin; this can be seen as a database dump of the configuration.
This is eg useful for version control.
Usage:
%(name)s -c<directory>
Options:
-c<directory> directory for configuration files (default: config).
""" % {
"name": os.path.basename(sys.argv[0]),
"version": botsglobal.version,
}
configdir = "config"
for arg in sys.argv[1:]:
if arg.startswith("-c"):
configdir = arg[2:]
if not configdir:
print "Error: configuration directory indicated, but no directory name."
sys.exit(1)
else:
print usage
sys.exit(0)
# ***end handling command line arguments**************************
botsinit.generalinit(configdir) # find locating of bots, configfiles, init paths etc.
if not botsglobal.ini.getboolean("jobqueue", "enabled", False):
print "Error: bots jobqueue cannot start; not enabled in %s/bots.ini" % configdir
sys.exit(1)
process_name = "dirmonitor"
logger = botsinit.initserverlogging(process_name)
logger.log(25, u"Bots %(process_name)s started.", {"process_name": process_name})
logger.log(
25,
u'Bots %(process_name)s configdir: "%(configdir)s".',
{"process_name": process_name, "configdir": botsglobal.ini.get("directories", "config")},
)
botsenginepath = os.path.join(
os.path.dirname(os.path.abspath(sys.argv[0])), "bots-engine.py"
) # get path to bots-engine
cond = threading.Condition()
tasks = set()
dir_watch_data = []
for section in botsglobal.ini.sections():
if section.startswith("dirmonitor") and section[len("dirmonitor") :]:
dir_watch_data.append({})
dir_watch_data[-1]["path"] = botsglobal.ini.get(section, "path")
dir_watch_data[-1]["rec"] = botsglobal.ini.getboolean(section, "recursive", False)
dir_watch_data[-1]["filemask"] = botsglobal.ini.get(section, "filemask", "*")
dir_watch_data[-1]["route"] = botsglobal.ini.get(section, "route", "")
if not dir_watch_data:
logger.error(u"Nothing to watch!")
sys.exit(0)
if os.name == "nt":
# for windows: start a thread per directory watcher
for dir_watch in dir_watch_data:
dir_watch_thread = threading.Thread(target=windows_event_handler, args=(logger, dir_watch, cond, tasks))
dir_watch_thread.daemon = True # do not wait for thread when exiting
dir_watch_thread.start()
else:
# for linux: one watch-thread, but multiple watches.
dir_watch_thread = threading.Thread(target=linux_event_handler, args=(logger, dir_watch_data, cond, tasks))
dir_watch_thread.daemon = True # do not wait for thread when exiting
dir_watch_thread.start()
# this main thread get the results from the watch-thread(s).
logger.info(u"Bots %(process_name)s started.", {"process_name": process_name})
active_receiving = False
timeout = 2.0
cond.acquire()
while True:
# this functions as a buffer: all events go into set tasks.
# the tasks are fired to jobqueue after TIMOUT sec.
# this is to avoid firing to many tasks to jobqueue; events typically come in bursts.
# is value of timeout is larger, reaction times are slower...but less tasks are fired to jobqueue.
# in itself this is not a problem, as jobqueue will alos discard duplicate jobs.
# 2 sec seems to e a good value: reasonable quick, not to nervous.
cond.wait(timeout=timeout) # get back when results, or after timeout sec
if tasks:
if not active_receiving: # first request (after tasks have been fired, or startup of dirmonitor)
active_receiving = True
last_time = time.time()
else: # active receiving events
current_time = time.time()
if current_time - last_time >= timeout: # cond.wait returned probably because of a timeout
try:
for task in tasks:
logger.info(
u'Send to queue "%(path)s %(config)s %(task)s".',
{"path": botsenginepath, "config": "-c" + configdir, "task": task},
)
job2queue.send_job_to_jobqueue([sys.executable, botsenginepath, "-c" + configdir, task])
except Exception as msg:
logger.info(u'Error in running task: "%(msg)s".', {"msg": msg})
tasks.clear()
active_receiving = False
else: # cond.wait returned probably because of a timeout
logger.debug(u"time difference to small.")
last_time = current_time
cond.release()
sys.exit(0)
