def _initrp(conf_path, app_section, *args, **kwargs):
try:
# appconfig 是装饰后的 loadwsgi.appconfig()
# conf是保存配置信息的字典，eg:
# {'log_name': 'proxy_logging', 'log_headers': 'false', 'account_autocreate': 'true',
# 'bind_port': '8080', '__file__': '/etc/swift/proxy-server.conf',
# 'allow_account_management': 'true', 'log_address': '/dev/log',
# 'here': '/etc/swift', 'log_facility': 'LOG_LOCAL1', 'user': '******',
# '__name__': 'proxy-server', 'log_level': 'DEBUG'}
conf = appconfig(conf_path, name=app_section)
except Exception as e:
raise ConfigFileError("Error trying to load config from %s: %s" %
(conf_path, e))
validate_configuration()
# pre-configure logger
log_name = conf.get('log_name', app_section)
if 'logger' in kwargs:
logger = kwargs.pop('logger')
else:
#创建 logger 对象
logger = get_logger(conf, log_name,
log_to_console=kwargs.pop('verbose', False),
log_route='wsgi')
# disable fallocate if desired
if config_true_value(conf.get('disable_fallocate', 'no')):
disable_fallocate()
monkey_patch_mimetools()
return (conf, logger, log_name)
def _initrp(conf_path, app_section, *args, **kwargs):
try:
conf = appconfig(conf_path, name=app_section)
except Exception as e:
raise ConfigFileError("Error trying to load config from %s: %s" %
(conf_path, e))
validate_configuration()
# pre-configure logger
log_name = conf.get('log_name', app_section)
if 'logger' in kwargs:
logger = kwargs.pop('logger')
else:
logger = get_logger(conf,
log_name,
log_to_console=kwargs.pop('verbose', False),
log_route='wsgi')
# disable fallocate if desired
if config_true_value(conf.get('disable_fallocate', 'no')):
disable_fallocate()
monkey_patch_mimetools()
return (conf, logger, log_name)
def run_daemon(klass, conf_file, section_name='', once=False, **kwargs):
"""
Loads settings from conf, then instantiates daemon "klass" and runs the
daemon with the specified once kwarg. The section_name will be derived
from the daemon "klass" if not provided (e.g. ObjectReplicator =>
object-replicator).
:param klass: Class to instantiate, subclass of common.daemon.Daemon
:param conf_file: Path to configuration file
:param section_name: Section name from conf file to load config from
:param once: Passed to daemon run method
"""
# very often the config section_name is based on the class name
# the None singleton will be passed through to readconf as is
if section_name is '':
section_name = sub(r'([a-z])([A-Z])', r'\1-\2', klass.__name__).lower()
conf = utils.readconf(conf_file,
section_name,
log_name=kwargs.get('log_name'))
# once on command line (i.e. daemonize=false) will over-ride config
once = once or not utils.config_true_value(conf.get('daemonize', 'true'))
# pre-configure logger
if 'logger' in kwargs:
logger = kwargs.pop('logger')
else:
logger = utils.get_logger(conf,
conf.get('log_name', section_name),
log_to_console=kwargs.pop('verbose', False),
log_route=section_name)
# optional nice/ionice priority scheduling
utils.modify_priority(conf, logger)
# disable fallocate if desired
if utils.config_true_value(conf.get('disable_fallocate', 'no')):
utils.disable_fallocate()
# set utils.FALLOCATE_RESERVE if desired
utils.FALLOCATE_RESERVE, utils.FALLOCATE_IS_PERCENT = \
utils.config_fallocate_value(conf.get('fallocate_reserve', '1%'))
# By default, disable eventlet printing stacktraces
eventlet_debug = utils.config_true_value(conf.get('eventlet_debug', 'no'))
eventlet.debug.hub_exceptions(eventlet_debug)
# Ensure TZ environment variable exists to avoid stat('/etc/localtime') on
# some platforms. This locks in reported times to the timezone in which
# the server first starts running in locations that periodically change
# timezones.
os.environ['TZ'] = time.strftime("%z", time.gmtime())
try:
klass(conf).run(once=once, **kwargs)
except KeyboardInterrupt:
logger.info('User quit')
logger.info('Exited')
def run_daemon(klass, conf_file, section_name='', once=False, **kwargs):
"""
Loads settings from conf, then instantiates daemon "klass" and runs the
daemon with the specified once kwarg. The section_name will be derived
from the daemon "klass" if not provided (e.g. ObjectReplicator =>
object-replicator).
:param klass: Class to instantiate, subclass of common.daemon.Daemon
:param conf_file: Path to configuration file
:param section_name: Section name from conf file to load config from
:param once: Passed to daemon run method
"""
# very often the config section_name is based on the class name
# the None singleton will be passed through to readconf as is
if section_name is '':
section_name = sub(r'([a-z])([A-Z])', r'\1-\2',
klass.__name__).lower()
conf = utils.readconf(conf_file, section_name,
log_name=kwargs.get('log_name'))
# once on command line (i.e. daemonize=false) will over-ride config
once = once or not utils.config_true_value(conf.get('daemonize', 'true'))
# pre-configure logger
if 'logger' in kwargs:
logger = kwargs.pop('logger')
else:
logger = utils.get_logger(conf, conf.get('log_name', section_name),
log_to_console=kwargs.pop('verbose', False),
log_route=section_name)
# optional nice/ionice priority scheduling
utils.modify_priority(conf, logger)
# disable fallocate if desired
if utils.config_true_value(conf.get('disable_fallocate', 'no')):
utils.disable_fallocate()
# set utils.FALLOCATE_RESERVE if desired
utils.FALLOCATE_RESERVE, utils.FALLOCATE_IS_PERCENT = \
utils.config_fallocate_value(conf.get('fallocate_reserve', '1%'))
# By default, disable eventlet printing stacktraces
eventlet_debug = utils.config_true_value(conf.get('eventlet_debug', 'no'))
eventlet.debug.hub_exceptions(eventlet_debug)
# Ensure TZ environment variable exists to avoid stat('/etc/localtime') on
# some platforms. This locks in reported times to the timezone in which
# the server first starts running in locations that periodically change
# timezones.
os.environ['TZ'] = time.strftime("%z", time.gmtime())
try:
klass(conf).run(once=once, **kwargs)
except KeyboardInterrupt:
logger.info('User quit')
logger.info('Exited')
def run_daemon(klass, conf_file, section_name='', once=False, **kwargs):
"""
Loads settings from conf, then instantiates daemon "klass" and runs the
daemon with the specified once kwarg. The section_name will be derived
from the daemon "klass" if not provided (e.g. ObjectReplicator =>
object-replicator).
:param klass: Class to instantiate, subclass of common.daemon.Daemon
:param conf_file: Path to configuration file
:param section_name: Section name from conf file to load config from
:param once: Passed to daemon run method
"""
# very often the config section_name is based on the class name
# the None singleton will be passed through to readconf as is
if section_name is '':
section_name = sub(r'([a-z])([A-Z])', r'\1-\2',
klass.__name__).lower()
conf = utils.readconf(conf_file, section_name,
log_name=kwargs.get('log_name'))
# once on command line (i.e. daemonize=false) will over-ride config
once = once or not utils.config_true_value(conf.get('daemonize', 'true'))
# pre-configure logger
if 'logger' in kwargs:
logger = kwargs.pop('logger')
else:
logger = utils.get_logger(conf, conf.get('log_name', section_name),
log_to_console=kwargs.pop('verbose', False),
log_route=section_name)
# disable fallocate if desired
if utils.config_true_value(conf.get('disable_fallocate', 'no')):
utils.disable_fallocate()
# set utils.FALLOCATE_RESERVE if desired
reserve = int(conf.get('fallocate_reserve', 0))
if reserve > 0:
utils.FALLOCATE_RESERVE = reserve
# By default, disable eventlet printing stacktraces
eventlet_debug = utils.config_true_value(conf.get('eventlet_debug', 'no'))
eventlet.debug.hub_exceptions(eventlet_debug)
try:
klass(conf).run(once=once, **kwargs)
except KeyboardInterrupt:
logger.info('User quit')
logger.info('Exited')
def _initrp(conf_path, app_section, *args, **kwargs):
try:
conf = appconfig(conf_path, name=app_section)
except Exception as e:
raise ConfigFileError("Error trying to load config from %s: %s" % (conf_path, e))
validate_configuration()
# pre-configure logger
log_name = conf.get("log_name", app_section)
if "logger" in kwargs:
logger = kwargs.pop("logger")
else:
logger = get_logger(conf, log_name, log_to_console=kwargs.pop("verbose", False), log_route="wsgi")
# disable fallocate if desired
if config_true_value(conf.get("disable_fallocate", "no")):
disable_fallocate()
monkey_patch_mimetools()
return (conf, logger, log_name)
def read_conf(self):
self.conf = utils.readconf(self.conf_path)
conf = self.conf["crawler"]
self.devices = conf.get("devices", "/srv/node")
self.swift_dir = conf.get("swift_dir", "/etc/swift")
self.rings = {
"object": Ring(self.swift_dir, ring_name="object"),
"container": Ring(self.swift_dir, ring_name="container"),
"account": Ring(self.swift_dir, ring_name="object"),
}
self.log_name = conf.get("log_name", "Crawler")
self.logger = utils.get_logger(conf, self.log_name)
self.mount_check = utils.config_true_value(conf.get("mount_check", True))
self.round_pause = int(conf.get("round_pause", 60))
# disable fallocate if desired
if utils.config_true_value(conf.get("disable_fallocate", "no")):
utils.disable_fallocate()
# set utils.FALLOCATE_RESERVE if desired
reserve = int(conf.get("fallocate_reserve", 0))
if reserve > 0:
utils.FALLOCATE_RESERVE = reserve
self.tasks = self.collect_tasks()
def _initrp(conf_path, app_section, *args, **kwargs):
try:
conf = appconfig(conf_path, name=app_section)
except Exception as e:
raise ConfigFileError("Error trying to load config from %s: %s" %
(conf_path, e))
validate_configuration()
# pre-configure logger
log_name = conf.get('log_name', app_section)
if 'logger' in kwargs:
logger = kwargs.pop('logger')
else:
logger = get_logger(conf, log_name,
log_to_console=kwargs.pop('verbose', False),
log_route='wsgi')
# disable fallocate if desired
if config_true_value(conf.get('disable_fallocate', 'no')):
disable_fallocate()
return (conf, logger, log_name)
(conf_file, e))
validate_configuration()
# pre-configure logger
log_name = conf.get('log_name', app_section)
if 'logger' in kwargs:
logger = kwargs.pop('logger')
else:
logger = get_logger(conf, log_name,
log_to_console=kwargs.pop('verbose', False),
log_route='wsgi')
# disable fallocate if desired
if config_true_value(conf.get('disable_fallocate', 'no')):
disable_fallocate()
monkey_patch_mimetools()
app = loadapp('config:%s' % conf_file, global_conf={'log_name': log_name})
return (app, conf, logger, log_name)
class WSGIContext(object):
"""
This class provides a means to provide context (scope) for a middleware
filter to have access to the wsgi start_response results like the request
status and headers.
"""
def __init__(self, wsgi_app):
self.app = wsgi_app
def run_daemon(klass, conf_file, section_name='', once=False, **kwargs):
"""
Loads settings from conf, then instantiates daemon ``klass`` and runs the
daemon with the specified ``once`` kwarg. The section_name will be derived
from the daemon ``klass`` if not provided (e.g. ObjectReplicator =>
object-replicator).
:param klass: Class to instantiate, subclass of :class:`Daemon`
:param conf_file: Path to configuration file
:param section_name: Section name from conf file to load config from
:param once: Passed to daemon :meth:`Daemon.run` method
"""
# very often the config section_name is based on the class name
# the None singleton will be passed through to readconf as is
if section_name == '':
section_name = sub(r'([a-z])([A-Z])', r'\1-\2',
klass.__name__).lower()
try:
conf = utils.readconf(conf_file, section_name,
log_name=kwargs.get('log_name'))
except (ValueError, IOError) as e:
# The message will be printed to stderr
# and results in an exit code of 1.
sys.exit(e)
use_hub(utils.get_hub())
# once on command line (i.e. daemonize=false) will over-ride config
once = once or not utils.config_true_value(conf.get('daemonize', 'true'))
# pre-configure logger
if 'logger' in kwargs:
logger = kwargs.pop('logger')
else:
logger = utils.get_logger(conf, conf.get('log_name', section_name),
log_to_console=kwargs.pop('verbose', False),
log_route=section_name)
# optional nice/ionice priority scheduling
utils.modify_priority(conf, logger)
# disable fallocate if desired
if utils.config_true_value(conf.get('disable_fallocate', 'no')):
utils.disable_fallocate()
# set utils.FALLOCATE_RESERVE if desired
utils.FALLOCATE_RESERVE, utils.FALLOCATE_IS_PERCENT = \
utils.config_fallocate_value(conf.get('fallocate_reserve', '1%'))
# By default, disable eventlet printing stacktraces
eventlet_debug = utils.config_true_value(conf.get('eventlet_debug', 'no'))
eventlet.debug.hub_exceptions(eventlet_debug)
# Ensure TZ environment variable exists to avoid stat('/etc/localtime') on
# some platforms. This locks in reported times to UTC.
os.environ['TZ'] = 'UTC+0'
time.tzset()
logger.notice('Starting %s', os.getpid())
try:
DaemonStrategy(klass(conf), logger).run(once=once, **kwargs)
except KeyboardInterrupt:
logger.info('User quit')
logger.notice('Exited %s', os.getpid())
validate_configuration()
# pre-configure logger
log_name = conf.get('log_name', app_section)
if 'logger' in kwargs:
logger = kwargs.pop('logger')
else:
logger = get_logger(conf,
log_name,
log_to_console=kwargs.pop('verbose', False),
log_route='wsgi')
# disable fallocate if desired
if config_true_value(conf.get('disable_fallocate', 'no')):
disable_fallocate()
monkey_patch_mimetools()
app = loadapp('config:%s' % conf_file, global_conf={'log_name': log_name})
return (app, conf, logger, log_name)
class WSGIContext(object):
"""
This class provides a means to provide context (scope) for a middleware
filter to have access to the wsgi start_response results like the request
status and headers.
"""
def __init__(self, wsgi_app):
self.app = wsgi_app
# Results from the last call to self._start_response.
def run_daemon(klass, conf_file, section_name='', once=False, **kwargs):
"""
Loads settings from conf, then instantiates daemon ``klass`` and runs the
daemon with the specified ``once`` kwarg. The section_name will be derived
from the daemon ``klass`` if not provided (e.g. ObjectReplicator =>
object-replicator).
:param klass: Class to instantiate, subclass of :class:`Daemon`
:param conf_file: Path to configuration file
:param section_name: Section name from conf file to load config from
:param once: Passed to daemon :meth:`Daemon.run` method
"""
# very often the config section_name is based on the class name
# the None singleton will be passed through to readconf as is
if section_name is '':
section_name = sub(r'([a-z])([A-Z])', r'\1-\2',
klass.__name__).lower()
try:
conf = utils.readconf(conf_file, section_name,
log_name=kwargs.get('log_name'))
except (ValueError, IOError) as e:
# The message will be printed to stderr
# and results in an exit code of 1.
sys.exit(e)
use_hub(utils.get_hub())
# once on command line (i.e. daemonize=false) will over-ride config
once = once or not utils.config_true_value(conf.get('daemonize', 'true'))
# pre-configure logger
if 'logger' in kwargs:
logger = kwargs.pop('logger')
else:
logger = utils.get_logger(conf, conf.get('log_name', section_name),
log_to_console=kwargs.pop('verbose', False),
log_route=section_name)
# optional nice/ionice priority scheduling
utils.modify_priority(conf, logger)
# disable fallocate if desired
if utils.config_true_value(conf.get('disable_fallocate', 'no')):
utils.disable_fallocate()
# set utils.FALLOCATE_RESERVE if desired
utils.FALLOCATE_RESERVE, utils.FALLOCATE_IS_PERCENT = \
utils.config_fallocate_value(conf.get('fallocate_reserve', '1%'))
# By default, disable eventlet printing stacktraces
eventlet_debug = utils.config_true_value(conf.get('eventlet_debug', 'no'))
eventlet.debug.hub_exceptions(eventlet_debug)
# Ensure TZ environment variable exists to avoid stat('/etc/localtime') on
# some platforms. This locks in reported times to UTC.
os.environ['TZ'] = 'UTC+0'
time.tzset()
logger.notice('Starting %s', os.getpid())
try:
DaemonStrategy(klass(conf), logger).run(once=once, **kwargs)
except KeyboardInterrupt:
logger.info('User quit')
logger.notice('Exited %s', os.getpid())
