def __init__(self, home):
"""
Load configuration object
"""
AutoConf.autoconf(home)
self.configuration = AutoConf.get_warden_conf()
# Setup logger
# this is the stdout log level
loglevel = getattr(logging, self.configuration.get('warden', {}).get('loglevel', 'INFO'))
log.setLevel(loglevel)
self.startuptime = None
self.shutdowntime = None
self.smtp_forwarder_enabled = str(self.configuration.get('smtp_forwarder', {}).get('enabled', '')).lower() in ('true', 't', '1', 'yes', 'y')
log.info('Initialising Warden..')
try:
# initialise Carbon, daemon services are setup here, but the event reactor is not yet run
self.carbon = CarbonManager()
# initialise Gentry, this will also perform database manipulation for Sentry
self.gentry = GentryManager()
# initialise Diamond, not much is required here
self.diamond = DiamondManager()
if self.smtp_forwarder_enabled:
self.smtpforward = SMTPForwarderManager(dict(self.configuration.get('smtp_forwarder', {})))
except Exception:
log.exception("An error occured during initialisation.")
sys.exit(1)
def start(self):
try:
self._startup()
while True:
time.sleep(5)
if not self._is_active():
log.error("Something caused one of the services to stop!")
break
# need some way to pickup errors at runtime. should check after each sleep whether any of the
# services have picked up an error
except KeyboardInterrupt:
log.info("Keyboard interrupt received.")
self._shutdown()
except StartupException:
log.exception("An error occured during startup.")
self._shutdown()
except Exception:
log.exception("An error occured while running.")
self._shutdown()
def start(self):
try:
self._startup()
while True:
time.sleep(5)
if not self._is_active():
log.error("Something caused one of the services to stop!")
break
# need some way to pickup errors at runtime. should check after each sleep whether any of the
# services have picked up an error
except KeyboardInterrupt:
log.info("Keyboard interrupt received.")
self._shutdown()
except StartupException:
log.exception("An error occured during startup.")
self._shutdown()
except Exception:
log.exception("An error occured while running.")
self._shutdown()
def __init__(self, home):
"""
Load configuration object
"""
AutoConf.autoconf(home)
self.configuration = AutoConf.get_warden_conf()
# Setup logger
# this is the stdout log level
loglevel = getattr(
logging,
self.configuration.get('warden', {}).get('loglevel', 'INFO'))
log.setLevel(loglevel)
self.startuptime = None
self.shutdowntime = None
self.smtp_forwarder_enabled = str(
self.configuration.get('smtp_forwarder',
{}).get('enabled',
'')).lower() in ('true', 't', '1',
'yes', 'y')
log.info('Initialising Warden..')
try:
# initialise Carbon, daemon services are setup here, but the event reactor is not yet run
self.carbon = CarbonManager()
# initialise Gentry, this will also perform database manipulation for Sentry
self.gentry = GentryManager()
# initialise Diamond, not much is required here
self.diamond = DiamondManager()
if self.smtp_forwarder_enabled:
self.smtpforward = SMTPForwarderManager(
dict(self.configuration.get('smtp_forwarder', {})))
except Exception:
log.exception("An error occured during initialisation.")
sys.exit(1)
def start(self):
while True:
for generator_cls in BaseMailGenerator.generator_registry:
generator = generator_cls()
mail = generator.create_mail()
if mail:
conn = SMTP()
try:
log.debug("Connecting..")
conn.connect(settings.EMAIL_HOST)
conn.set_debuglevel(False)
if settings.EMAIL_USE_TLS:
log.debug("Starting TLS..")
conn.starttls()
log.debug("Logging in..")
conn.login(settings.EMAIL_USERNAME, settings.EMAIL_PASSWORD)
log.debug("Sending mail..")
conn.sendmail(mail['From'], mail['To'], mail.as_string())
log.debug("Sent.")
except smtplib.SMTPRecipientsRefused:
log.error("Receipient confused.")
except smtplib.SMTPHeloError:
log.error("Server didn't respond properly to HELO.")
except smtplib.SMTPSenderRefused:
log.error("Sender refused.")
except smtplib.SMTPDataError:
log.error("Unexpected error code.")
except Exception as exc:
log.exception(exc)
finally:
if hasattr(conn, 'sock') and conn.sock:
conn.quit()
time.sleep(self.SLEEP_INTERVAL)
def _shutdown(self):
"""
Shutdown in order, some threading may be wrong here, make sure of inidividual .join()
"""
self.shutdowntime = datetime.datetime.now()
elapsed = self.shutdowntime - self.startuptime
log.info('Warden was active for %s' % str(elapsed))
log.info('Shutting down Warden..')
if self.configuration.getboolean('smtp_forwarder', 'enabled'):
try:
self.smtpforward.stop()
log.info('4. Graphite SMTP forwarder stopped')
except Exception:
log.exception(
'An error occured while shutting down Graphite SMTP forwarder'
)
try:
self.gentry.stop()
log.info('3. Gentry Stopped.')
except Exception:
log.exception("An error occured while shutting down Gentry")
try:
self.diamond.stop()
log.info('2. Diamond Stopped.')
except Exception:
log.exception("An error occured while shutting down Diamond")
try:
self.carbon.stop()
log.info('1. Carbon Stopped.')
except Exception:
log.exception("An error occured while shutting down Carbon")
log.info('Shut down Warden.')
def _shutdown(self):
"""
Shutdown in order, some threading may be wrong here, make sure of inidividual .join()
"""
self.shutdowntime = datetime.datetime.now()
elapsed = self.shutdowntime - self.startuptime
log.info('Warden was active for %s' % str(elapsed))
log.info('Shutting down Warden..')
if self.smtp_forwarder_enabled:
try:
self.smtpforward.stop()
log.info('4. Graphite SMTP forwarder stopped')
except Exception:
log.exception('An error occured while shutting down Graphite SMTP forwarder')
try:
self.gentry.stop()
log.info('3. Gentry Stopped.')
except Exception:
log.exception("An error occured while shutting down Gentry")
try:
self.diamond.stop()
log.info('2. Diamond Stopped.')
except Exception:
log.exception("An error occured while shutting down Diamond")
try:
self.carbon.stop()
log.info('1. Carbon Stopped.')
except Exception:
log.exception("An error occured while shutting down Carbon")
log.info('Shut down Warden.')
def __init__(
self,
warden_configuration_file,
new_graphite_root=None, # does the graphite root variable need to be changed
carbon_config_path=None, # where are the carbon config files
diamond_config_path=None, # where is the diamond config file
gentry_settings_path=None, # the name of the gentry settings module
start_stmp_forwarder=True,
smtp_forwarder_config_path=None,
):
"""
Load configuration object
"""
# Otherwise there may be a config argument
if warden_configuration_file is None:
log.critical(
'No Warden configuration file supplied! Please use the "warden_configuration_file" parameter.'
)
sys.exit()
warden_configuration_file = os.path.abspath(
os.path.expanduser(warden_configuration_file))
try:
with open(warden_configuration_file) as f:
pass
except IOError:
log.error(
'The warden config file specified ("%s") does not exist!' %
warden_configuration_file)
raise
self.configuration = ConfigParser.RawConfigParser()
self.configuration.read(warden_configuration_file)
# Setup logger
# this is the stdout log level
loglevel = getattr(logging,
self.configuration.get('warden', 'loglevel'))
log.setLevel(loglevel)
self.startuptime = None
self.shutdowntime = None
# pull new config values into configuration object
if new_graphite_root is not None:
self.configuration.set('carbon', 'graphite_root',
str(new_graphite_root))
if carbon_config_path is not None:
self.configuration.set('carbon', 'configuration',
str(carbon_config_path))
if diamond_config_path is not None:
self.configuration.set('diamond', 'configuration',
str(diamond_config_path))
if gentry_settings_path is not None:
self.configuration.set('gentry', 'gentry_settings_py_path',
str(gentry_settings_path))
if start_stmp_forwarder is False:
self.configuration.set('smtp_forwarder', 'enabled',
str(start_stmp_forwarder))
if smtp_forwarder_config_path is not None:
self.configuration.set('smtp_forwarder', 'configuration',
str(smtp_forwarder_config_path))
log.info('Initialising Warden..')
try:
# initialise Carbon, daemon services are setup here, but the event reactor is not yet run
self.carbon = CarbonManager(
self.configuration.get('carbon', 'graphite_root'),
self.configuration.get('carbon', 'configuration'))
# initialise Gentry, this will also perform database manipulation for Sentry
self.gentry = GentryManager(
self.configuration.get('gentry', 'gentry_settings_py_path'))
# initialise Diamond, not much is required here
self.diamond = DiamondManager(
self.configuration.get('diamond', 'diamond_root'),
self.configuration.get('diamond', 'configuration'),
getattr(logging, self.configuration.get('diamond',
'loglevel')))
if self.configuration.getboolean('smtp_forwarder', 'enabled'):
self.smtpforward = SMTPForwarderManager(
dict(self.configuration.items('smtp_forwarder')))
except Exception:
log.exception("An error occured during initialisation.")
sys.exit(1)
def __init__(self,
warden_configuration_file,
new_graphite_root=None, # does the graphite root variable need to be changed
carbon_config_path=None, # where are the carbon config files
diamond_config_path=None, # where is the diamond config file
gentry_settings_path=None, # the name of the gentry settings module
start_stmp_forwarder=True,
smtp_forwarder_config_path=None,
):
"""
Load configuration object
"""
# Otherwise there may be a config argument
if warden_configuration_file is None:
log.critical('No Warden configuration file supplied! Please use the "warden_configuration_file" parameter.')
sys.exit()
warden_configuration_file = os.path.abspath(os.path.expanduser(warden_configuration_file))
try:
with open(warden_configuration_file) as f: pass
except IOError:
log.error('The warden config file specified ("%s") does not exist!' % warden_configuration_file)
raise
self.configuration = ConfigParser.RawConfigParser()
self.configuration.read(warden_configuration_file)
# Setup logger
# this is the stdout log level
loglevel = getattr(logging, self.configuration.get('warden','loglevel'))
log.setLevel(loglevel)
self.startuptime = None
self.shutdowntime = None
# pull new config values into configuration object
if new_graphite_root is not None:
self.configuration.set('carbon', 'graphite_root', str(new_graphite_root))
if carbon_config_path is not None:
self.configuration.set('carbon', 'configuration', str(carbon_config_path))
if diamond_config_path is not None:
self.configuration.set('diamond', 'configuration', str(diamond_config_path))
if gentry_settings_path is not None:
self.configuration.set('gentry', 'gentry_settings_py_path', str(gentry_settings_path))
if start_stmp_forwarder is False:
self.configuration.set('smtp_forwarder', 'enabled', str(start_stmp_forwarder))
if smtp_forwarder_config_path is not None:
self.configuration.set('smtp_forwarder', 'configuration', str(smtp_forwarder_config_path))
log.info('Initialising Warden..')
try:
# initialise Carbon, daemon services are setup here, but the event reactor is not yet run
self.carbon = CarbonManager(
self.configuration.get('carbon', 'graphite_root'),
self.configuration.get('carbon', 'configuration'))
# initialise Gentry, this will also perform database manipulation for Sentry
self.gentry = GentryManager(
self.configuration.get('gentry', 'gentry_settings_py_path'))
# initialise Diamond, not much is required here
self.diamond = DiamondManager(
self.configuration.get('diamond', 'diamond_root'),
self.configuration.get('diamond', 'configuration'),
getattr(logging, self.configuration.get('diamond','loglevel')))
if self.configuration.getboolean('smtp_forwarder', 'enabled'):
self.smtpforward = SMTPForwarderManager(dict(self.configuration.items('smtp_forwarder')))
except Exception:
log.exception("An error occured during initialisation.")
sys.exit(1)
def setup(
carbon_conf,
diamond_conf,
gentry_settings,
super_user,
project_name
):
"""
Warden uses values from its default settings file UNLESS explicitely defined
here in the constructor.
"""
# GENTRY
sentry_key = base64.b64encode(os.urandom(40))
# write key into settings file
try:
new_lines = []
with open(gentry_settings) as f:
old_lines = f.readlines()
for line in old_lines:
if line.startswith('SENTRY_KEY'):
nline = 'SENTRY_KEY=\'' + str(sentry_key) + '\'\n'
log.info( 'Rewriting "%s" -> "%s"' % (line.strip(), nline.strip()))
else:
nline = line
new_lines.append(nline)
if len(new_lines) > 0:
log.info('Writing new Sentry_key into settings module "%s"' % gentry_settings)
with open(gentry_settings, 'wb') as f:
f.writelines(new_lines)
f.flush()
f.close()
except IOError:
log.exception('Could not write gentry_settings module: "%s"' % gentry_settings)
if gentry_settings is None:
os.environ['DJANGO_SETTINGS_MODULE'] = 'gentry.settings'
else:
n = 'j5_warden_gentry_settings'
os.environ['DJANGO_SETTINGS_MODULE'] = n
if not sys.modules.has_key(n):
imp.load_source(n, os.path.abspath(os.path.expanduser(gentry_settings)))
log.info ('$DJANGO_SETTINGS_MODULE = %s' % os.environ['DJANGO_SETTINGS_MODULE'])
from django.conf import settings as gsetts
database = gsetts.DATABASES['default']['NAME']
if file_exists(database):
os.remove(database)
management.execute_from_command_line(['manage.py', 'syncdb','--noinput'])
management.execute_from_command_line(['manage.py', 'migrate', '--noinput'])
# add a super user
if super_user is not None:
username = super_user[0]
password = super_user[1]
email = super_user[2]
else:
username, password, email = '', '', ''
log.info('Creating new Superuser for Sentry:')
while True:
username = raw_input('Enter username: '******' ' in username: continue
password = raw_input('Enter password: '******' ' in password: continue
email = raw_input('Enter email: ').strip()
if len(email) == 0 or ' ' in email or '@' not in email: continue
break
from sentry.models import User
try:
auser = User.objects.using('default').get(username=username)
except User.DoesNotExist:
auser = User.objects.db_manager('default').create_superuser(username, email, password)
log.info('Added Sentry superuser "%s" with password like "%s%s"' % (username, password[:3], '*'*(len(password)-3)))
else:
log.error('Username "%s" is already taken.' % username)
if project_name is None:
yesno = raw_input('Would you like to create a new project for Sentry? (yes/no): ' )
if yesno == 'yes' or yesno == 'y':
while True:
project_name = raw_input('Enter Project Name: ').strip()
if len(project_name) == 0: continue
break
if project_name is not None:
project_slug = project_name.lower().replace(' ','_')
try:
# add a project
from sentry.models import Project, Team
team = Team.objects.create(name=project_name + ' Team', slug=project_slug + '_team', owner=auser)
project = Project.objects.create(name=project_name, slug=project_slug, owner=auser, team=team)
key = project.key_set.filter(user=auser)[0]
dsn = "http://%s:%s@localhost:%s/%s" % (key.public_key, key.secret_key, gsetts.SENTRY_WEB_PORT, key.project_id)
log.info('Added "%s" project to Sentry with dsn: %s' % (project_name, dsn))
except Exception:
log.error('Failed to create project.')
def setup(carbon_conf, diamond_conf, gentry_settings, super_user,
project_name):
"""
Warden uses values from its default settings file UNLESS explicitely defined
here in the constructor.
"""
# GENTRY
sentry_key = base64.b64encode(os.urandom(40))
# write key into settings file
try:
new_lines = []
with open(gentry_settings) as f:
old_lines = f.readlines()
for line in old_lines:
if line.startswith('SENTRY_KEY'):
nline = 'SENTRY_KEY=\'' + str(sentry_key) + '\'\n'
log.info('Rewriting "%s" -> "%s"' %
(line.strip(), nline.strip()))
else:
nline = line
new_lines.append(nline)
if len(new_lines) > 0:
log.info('Writing new Sentry_key into settings module "%s"' %
gentry_settings)
with open(gentry_settings, 'wb') as f:
f.writelines(new_lines)
f.flush()
f.close()
except IOError:
log.exception('Could not write gentry_settings module: "%s"' %
gentry_settings)
if gentry_settings is None:
os.environ['DJANGO_SETTINGS_MODULE'] = 'gentry.settings'
else:
n = 'j5_warden_gentry_settings'
os.environ['DJANGO_SETTINGS_MODULE'] = n
if not sys.modules.has_key(n):
imp.load_source(
n, os.path.abspath(os.path.expanduser(gentry_settings)))
log.info('$DJANGO_SETTINGS_MODULE = %s' %
os.environ['DJANGO_SETTINGS_MODULE'])
from django.conf import settings as gsetts
database = gsetts.DATABASES['default']['NAME']
if file_exists(database):
os.remove(database)
management.execute_from_command_line(['manage.py', 'syncdb', '--noinput'])
management.execute_from_command_line(['manage.py', 'migrate', '--noinput'])
# add a super user
if super_user is not None:
username = super_user[0]
password = super_user[1]
email = super_user[2]
else:
username, password, email = '', '', ''
log.info('Creating new Superuser for Sentry:')
while True:
username = raw_input('Enter username: '******' ' in username: continue
password = raw_input('Enter password: '******' ' in password: continue
email = raw_input('Enter email: ').strip()
if len(email) == 0 or ' ' in email or '@' not in email: continue
break
from sentry.models import User
try:
auser = User.objects.using('default').get(username=username)
except User.DoesNotExist:
auser = User.objects.db_manager('default').create_superuser(
username, email, password)
log.info('Added Sentry superuser "%s" with password like "%s%s"' %
(username, password[:3], '*' * (len(password) - 3)))
else:
log.error('Username "%s" is already taken.' % username)
if project_name is None:
yesno = raw_input(
'Would you like to create a new project for Sentry? (yes/no): ')
if yesno == 'yes' or yesno == 'y':
while True:
project_name = raw_input('Enter Project Name: ').strip()
if len(project_name) == 0: continue
break
if project_name is not None:
project_slug = project_name.lower().replace(' ', '_')
try:
# add a project
from sentry.models import Project, Team
team = Team.objects.create(name=project_name + ' Team',
slug=project_slug + '_team',
owner=auser)
project = Project.objects.create(name=project_name,
slug=project_slug,
owner=auser,
team=team)
key = project.key_set.filter(user=auser)[0]
dsn = "http://%s:%s@localhost:%s/%s" % (
key.public_key, key.secret_key, gsetts.SENTRY_WEB_PORT,
key.project_id)
log.info('Added "%s" project to Sentry with dsn: %s' %
(project_name, dsn))
except Exception:
log.error('Failed to create project.')
def run(self):
self.running = True
self.configuration = self.load_config()
self.SLEEP_TIME = int(self.configuration['send_interval'])
self.last_poll_time = time.time()
log.debug('SMTP dispatch will occur in %s' % str(self.prettiertime(self.SLEEP_TIME)))
while self.running:
if (time.time()-self.last_poll_time) < self.SLEEP_TIME:
time.sleep(1)
continue
# this overrides the value in the gentry_settings_module
conn = SMTP()
try:
log.debug('Connecting...')
conn.connect(self.configuration['email_host'])
conn.set_debuglevel(False)
if self.configuration['email_use_tls']:
conn.starttls()
log.debug('Logging in..')
conn.login(self.configuration['email_username'], self.configuration['email_password'])
max_mail_size = int(conn.esmtp_features['size'])
for generator_cls in BaseMailGenerator.generator_registry:
generator = generator_cls(self.configuration, max_mail_size)
mails = generator.get_mail_list()
for mail in mails:
if mail:
bytes = len(mail.as_string())
if bytes < 1024:
sizestr = str(bytes) + "b"
elif bytes < 1048576:
sizestr = "%.2f Kb" % (bytes/1024.0)
else:
sizestr = "%.2f Mb" % ((bytes/1024.0)/1024.0)
log.debug('%s: Sending mail to: %s Size: %s' % (generator.__class__.__name__, mail['To'],sizestr))
start_time = time.time()
conn.sendmail(mail['From'], mail['To'], mail.as_string())
log.debug('Sent mail in %d seconds.' % (time.time()-start_time))
self.last_poll_time = time.time()
self.configuration = self.load_config()
self.SLEEP_TIME = int(self.configuration['send_interval'])
log.debug('Next SMTP dispatch will occur in %s' % str(self.prettiertime(self.SLEEP_TIME)))
except smtplib.SMTPRecipientsRefused:
log.error('STMPRecipientsRefused')
except smtplib.SMTPHeloError:
log.error('SMTPHeloError')
except smtplib.SMTPSenderRefused:
log.exception('SMTPSenderRefused')
except smtplib.SMTPDataError:
log.error('SMTPDataError')
except Exception:
log.exception('An exception occured when sending mail')
finally:
# Did it fail to send
if time.time() - self.last_poll_time > self.SLEEP_TIME:
self.last_poll_time = time.time() + (60 * 10) - self.SLEEP_TIME
log.debug('Next SMTP dispatch will occur in %s' % str(self.prettiertime(60*10)))
if hasattr(conn, 'sock') and conn.sock:
conn.quit()