def run(base):
"""Execute the main bot"""
# if this is a new bot, create base and stop
base = os.path.realpath(base)
for subdir in 'db', 'log':
dir = os.path.join(base, subdir)
if not os.path.exists(dir):
os.makedirs(dir)
settings_file = os.path.join(base, 'settings.py')
default_settings_file = os.path.join(PREFIX, 'conf', 'defaults.py')
if not os.path.exists(settings_file):
shutil.copy(default_settings_file, settings_file)
os.chmod(settings_file, 0644)
raise MadcowError(
'A new bot has been created at %s, please modify config and rerun'
% base)
os.environ['MADCOW_BASE'] = base
log = get_logger('madcow', stream=sys.stdout, unique=False)
try:
log.info('setting up http')
http.setup(cookies=settings.HTTP_COOKIES,
agent=settings.HTTP_AGENT,
timeout=settings.HTTP_TIMEOUT)
log.info('loading protocol handler')
protocol = __import__('madcow.protocol', globals(), locals(),
[settings.PROTOCOL])
protocol = getattr(protocol, settings.PROTOCOL).ProtocolHandler
if settings.DETACH and protocol.allow_detach:
log.info('turning into a daemon')
daemonize()
if os.path.exists(settings.PIDFILE):
log.warn('removing stale pidfile')
os.remove(settings.PIDFILE)
with open(settings.PIDFILE, 'wb') as fp:
fp.write(str(os.getpid()))
protocol(base).start()
except:
log.exception('A fatal error ocurred')
raise
finally:
if os.path.exists(settings.PIDFILE):
log.info('removing pidfile')
os.remove(settings.PIDFILE)
def run(base):
"""Execute the main bot"""
# if this is a new bot, create base and stop
base = os.path.realpath(base)
for subdir in 'db', 'log':
dir = os.path.join(base, subdir)
if not os.path.exists(dir):
os.makedirs(dir)
settings_file = os.path.join(base, 'settings.py')
default_settings_file = os.path.join(PREFIX, 'conf', 'defaults.py')
if not os.path.exists(settings_file):
shutil.copy(default_settings_file, settings_file)
os.chmod(settings_file, 0644)
raise MadcowError('A new bot has been created at %s, please modify config and rerun' % base)
os.environ['MADCOW_BASE'] = base
log = get_logger('madcow', stream=sys.stdout, unique=False)
try:
log.info('setting up http')
http.setup(cookies=settings.HTTP_COOKIES, agent=settings.HTTP_AGENT, timeout=settings.HTTP_TIMEOUT)
log.info('loading protocol handler')
protocol = __import__('madcow.protocol', globals(), locals(), [settings.PROTOCOL])
protocol = getattr(protocol, settings.PROTOCOL).ProtocolHandler
if settings.DETACH and protocol.allow_detach:
log.info('turning into a daemon')
daemonize()
if os.path.exists(settings.PIDFILE):
log.warn('removing stale pidfile')
os.remove(settings.PIDFILE)
with open(settings.PIDFILE, 'wb') as fp:
fp.write(str(os.getpid()))
protocol(base).start()
except:
log.exception('A fatal error ocurred')
raise
finally:
if os.path.exists(settings.PIDFILE):
log.info('removing pidfile')
os.remove(settings.PIDFILE)
def run(base, err=None, noeditor=False):
"""Execute the main bot"""
if err is None:
err = sys.stderr
# if this is a new bot, create base and stop
base = os.path.abspath(base)
for subdir in 'db', 'log':
dir = os.path.join(base, subdir)
if not os.path.exists(dir):
os.makedirs(dir)
settings_file = os.path.join(base, 'settings.py')
default_settings_file = os.path.join(PREFIX, 'conf', 'defaults.py')
if not os.path.exists(settings_file):
shutil.copy(default_settings_file, settings_file)
os.chmod(settings_file, 0640)
# TODO this code grew like a cancer. move it elsewhere, it's longer than the main loop..
if not noeditor:
# try to launch the editor configured in the user's environment instead
# of erroring out on first run, which is sort of rude.
try:
for env in 'EDITOR', 'VISUAL':
ed = os.environ.get(env)
if ed is not None:
# handle both path lookup and explicit path to program
if os.path.sep in ed:
if not os.access(ed, os.F_OK | os.X_OK):
ed = None
else:
path = os.environ.get('PATH', os.path.defpath)
for dir in path.split(os.path.pathsep):
bin = os.path.join(dir, ed)
if os.access(bin, os.F_OK | os.X_OK):
ed = bin
break
else:
ed = None
if ed is not None:
ed = os.path.abspath(ed)
break
else:
ed = None
if ed is not None:
# make sure the user is actually at a terminal before launching $EDITOR
# there might be a better way to do this..? but it seems to do the trick.
for fd in xrange(3):
if not os.isatty(fd):
break
else:
# NOTE: i am not sure this is technically correct, as it
# would fail when the user specifies any arguments in the
# EDTIOR env... i know PAGER actually evals() shell code in
# some cases, allowing complex expressions but i am not even
# gonna go there. if it becomes a problem, shlex.split may help.
pid = os.fork()
if pid == 0:
os.execl(ed, ed, settings_file)
os._exit(1)
ret = 255
while True:
wpid, wstatus = os.waitpid(pid, 0)
if pid == wpid:
if os.WIFSIGNALED(wstatus):
ret = -os.WTERMSIG(wstatus)
elif os.WIFEXITED(wstatus):
ret = os.WEXITSTATUS(wstatus)
break
if ret != os.EX_OK:
print >> err
print >> err, '{} exited with status: {:d}'.format(
ed, ret)
print >> err
print >> err, 'if you are done configuring it, you may now rerun the bot to launch it'
print >> err
return ret
# the number of ways the above can go wrong are too numerous to test for, don't bother user with it
except (SystemExit, KeyboardInterrupt):
raise
except:
import traceback
traceback.print_exc()
# if they made it this far, invoking an editor was not in the cards. do things old-fashioned.
print >> err
print >> err, 'A new bot has been created, please configure it by editing this file, then rerun:'
print >> err
print >> err, settings_file
print >> err
return 0
os.environ['MADCOW_BASE'] = base
log = get_logger('madcow', stream=sys.stdout, unique=False)
try:
log.info('setting up http')
http.setup(cookies=settings.HTTP_COOKIES,
agent=settings.HTTP_AGENT,
timeout=settings.HTTP_TIMEOUT)
log.info('loading protocol handler')
protocol = __import__('madcow.protocol', globals(), locals(),
[settings.PROTOCOL])
protocol = getattr(protocol, settings.PROTOCOL).ProtocolHandler
if settings.DETACH and protocol.allow_detach:
log.info('turning into a daemon')
try:
daemonize()
except (SystemExit, KeyboardInterrupt):
raise
except:
pass
if os.path.exists(settings.PIDFILE):
log.warn('removing stale pidfile')
os.remove(settings.PIDFILE)
with open(settings.PIDFILE, 'wb') as fp:
fp.write(str(os.getpid()))
protocol(base).start()
except SystemExit:
raise
except:
log.exception('A fatal error ocurred')
raise
finally:
try:
if os.path.exists(settings.PIDFILE):
log.info('removing pidfile')
os.remove(settings.PIDFILE)
except:
pass
def run(base, err=None, noeditor=False):
"""Execute the main bot"""
if err is None:
err = sys.stderr
# if this is a new bot, create base and stop
base = os.path.abspath(base)
for subdir in 'db', 'log':
dir = os.path.join(base, subdir)
if not os.path.exists(dir):
os.makedirs(dir)
settings_file = os.path.join(base, 'settings.py')
default_settings_file = os.path.join(PREFIX, 'conf', 'defaults.py')
if not os.path.exists(settings_file):
shutil.copy(default_settings_file, settings_file)
os.chmod(settings_file, 0640)
# TODO this code grew like a cancer. move it elsewhere, it's longer than the main loop..
if not noeditor:
# try to launch the editor configured in the user's environment instead
# of erroring out on first run, which is sort of rude.
try:
for env in 'EDITOR', 'VISUAL':
ed = os.environ.get(env)
if ed is not None:
# handle both path lookup and explicit path to program
if os.path.sep in ed:
if not os.access(ed, os.F_OK | os.X_OK):
ed = None
else:
path = os.environ.get('PATH', os.path.defpath)
for dir in path.split(os.path.pathsep):
bin = os.path.join(dir, ed)
if os.access(bin, os.F_OK | os.X_OK):
ed = bin
break
else:
ed = None
if ed is not None:
ed = os.path.abspath(ed)
break
else:
ed = None
if ed is not None:
# make sure the user is actually at a terminal before launching $EDITOR
# there might be a better way to do this..? but it seems to do the trick.
for fd in xrange(3):
if not os.isatty(fd):
break
else:
# NOTE: i am not sure this is technically correct, as it
# would fail when the user specifies any arguments in the
# EDTIOR env... i know PAGER actually evals() shell code in
# some cases, allowing complex expressions but i am not even
# gonna go there. if it becomes a problem, shlex.split may help.
pid = os.fork()
if pid == 0:
os.execl(ed, ed, settings_file)
os._exit(1)
ret = 255
while True:
wpid, wstatus = os.waitpid(pid, 0)
if pid == wpid:
if os.WIFSIGNALED(wstatus):
ret = -os.WTERMSIG(wstatus)
elif os.WIFEXITED(wstatus):
ret = os.WEXITSTATUS(wstatus)
break
if ret != os.EX_OK:
print >> err
print >> err, '{} exited with status: {:d}'.format(ed, ret)
print >> err
print >> err, 'if you are done configuring it, you may now rerun the bot to launch it'
print >> err
return ret
# the number of ways the above can go wrong are too numerous to test for, don't bother user with it
except (SystemExit, KeyboardInterrupt):
raise
except:
import traceback
traceback.print_exc()
# if they made it this far, invoking an editor was not in the cards. do things old-fashioned.
print >> err
print >> err, 'A new bot has been created, please configure it by editing this file, then rerun:'
print >> err
print >> err, settings_file
print >> err
return 0
os.environ['MADCOW_BASE'] = base
log = get_logger('madcow', stream=sys.stdout, unique=False)
try:
log.info('setting up http')
http.setup(cookies=settings.HTTP_COOKIES, agent=settings.HTTP_AGENT, timeout=settings.HTTP_TIMEOUT)
log.info('loading protocol handler')
protocol = __import__('madcow.protocol', globals(), locals(), [settings.PROTOCOL])
protocol = getattr(protocol, settings.PROTOCOL).ProtocolHandler
if settings.DETACH and protocol.allow_detach:
log.info('turning into a daemon')
try:
daemonize()
except (SystemExit, KeyboardInterrupt):
raise
except:
pass
if os.path.exists(settings.PIDFILE):
log.warn('removing stale pidfile')
os.remove(settings.PIDFILE)
with open(settings.PIDFILE, 'wb') as fp:
fp.write(str(os.getpid()))
protocol(base).start()
except SystemExit:
raise
except:
log.exception('A fatal error ocurred')
raise
finally:
try:
if os.path.exists(settings.PIDFILE):
log.info('removing pidfile')
os.remove(settings.PIDFILE)
except:
pass
