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OpenStack Study: debugger.py**** CubicPower OpenStack Study **** def enabled(): return ('--remote_debug-host' in sys.argv and '--remote_debug-port' in sys.argv)
**** CubicPower OpenStack Study **** def register_cli_opts(): from oslo.config import cfg cli_opts = [ cfg.StrOpt('host', help='Debug host (IP or name) to connect. Note ' 'that using the remote debug option changes how ' 'Nova uses the eventlet library to support async IO. ' 'This could result in failures that do not occur ' 'under normal operation. Use at your own risk.'), cfg.IntOpt('port', help='Debug port to connect. Note ' 'that using the remote debug option changes how ' 'Nova uses the eventlet library to support async IO. ' 'This could result in failures that do not occur ' 'under normal operation. Use at your own risk.') ] cfg.CONF.register_cli_opts(cli_opts, 'remote_debug')
**** CubicPower OpenStack Study **** def init(): from oslo.config import cfg CONF = cfg.CONF # NOTE(markmc): gracefully handle the CLI options not being registered if 'remote_debug' not in CONF: return if not (CONF.remote_debug.host and CONF.remote_debug.port): return from nova.openstack.common.gettextutils import _ from nova.openstack.common import log as logging LOG = logging.getLogger(__name__) LOG.debug(_('Listening on %(host)s:%(port)s for debug connection'), {'host': CONF.remote_debug.host, 'port': CONF.remote_debug.port}) from pydev import pydevd pydevd.settrace(host=CONF.remote_debug.host, port=CONF.remote_debug.port, stdoutToServer=False, stderrToServer=False) LOG.warn(_('WARNING: Using the remote debug option changes how ' 'Nova uses the eventlet library to support async IO. This ' 'could result in failures that do not occur under normal ' 'operation. Use at your own risk.'))
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