def __init__(self, *args, **kwargs):
super(SurgeMonitor, self).__init__(*args, **kwargs)
self.switches = {}
CONF = cfg.CONF
CONF.register_opts([
cfg.FloatOpt(
'POLLING_INTERVAL',
default=1.0,
help='The interval at which switch statistics will be fetched'
),
cfg.IntOpt(
'TRAFFIC_THRESHOLD',
default=196,
help=
'If a switch recieves traffic higher than this, it is classified as a surge'
),
cfg.StrOpt(
'LOG_PATH',
default='/home/mininet/surge_monitor/logs/traffic_history/',
help='Path where log files will be stored')
])
self.conf = CONF
SwitchStats.polling_interval = CONF.POLLING_INTERVAL
SwitchStats.surge_threshold = CONF.TRAFFIC_THRESHOLD
self.monitor_thread = hub.spawn(
lambda: self._monitor(CONF.POLLING_INTERVAL))
def __init__(self, *args, **kwargs):
super(PBCE, self).__init__(*args, **kwargs)
self.CONF = cfg.CONF
self.CONF.register_opts([
cfg.IntOpt('lower', default=20),
cfg.IntOpt('upper', default=30),
cfg.FloatOpt('dc', default=0.5),
cfg.FloatOpt('weight', default=0.5),
cfg.FloatOpt('debounce', default=5.0),
cfg.FloatOpt('timeout', default=10.0)])
self.logger.info("parameters:\n"
" lower: %s\n"
" upper: %s\n"
" dc: %s\n"
" weight: %s\n"
" debounce: %s\n"
" timeout: %s",
self.CONF.lower,
self.CONF.upper,
self.CONF.dc,
self.CONF.weight,
self.CONF.debounce,
self.CONF.timeout)
self.dpset = kwargs['dpset']
self.topo = nx.DiGraph()
self.host = {}
self.evports = {}
self.rewrite = None
self.arp = {}
self.debounce = {}
self.monitor_thread = hub.spawn(self._monitor)
self.prev_util = {}
self.util = {}
self.count_arrv = {}
self.arrv = {}
def __init__(self, *args, **kwargs):
super(TrafficMonitor, self).__init__(*args, **kwargs)
self.datapaths = {}
self.switch_traffic_stats = {}
CONF = cfg.CONF
CONF.register_opts([
cfg.FloatOpt('MAX_POLLING_INTERVAL', default=5.0, help='The interval at which switch statistics will be fetched'),
cfg.IntOpt('TRAFFIC_THRESHOLD', default=100, help='If a switch recieves traffic higher than this, it is classified as a surge'),
])
self.traffic_threshold = CONF.TRAFFIC_THRESHOLD
self.polling_interval = CONF.MAX_POLLING_INTERVAL
self.monitor_thread = hub.spawn(self._monitor)
LOG = logging.getLogger('ryu.controller.controller')
CONF = cfg.CONF
CONF.register_cli_opts([
cfg.StrOpt('ofp-listen-host', default='', help='openflow listen host'),
cfg.IntOpt('ofp-tcp-listen-port',
default=ofproto_common.OFP_TCP_PORT,
help='openflow tcp listen port'),
cfg.IntOpt('ofp-ssl-listen-port',
default=ofproto_common.OFP_SSL_PORT,
help='openflow ssl listen port'),
cfg.StrOpt('ctl-privkey', default=None, help='controller private key'),
cfg.StrOpt('ctl-cert', default=None, help='controller certificate'),
cfg.StrOpt('ca-certs', default=None, help='CA certificates'),
cfg.FloatOpt(
'socket-timeout',
default=5.0,
help='Time, in seconds, to await completion of socket operations.')
])
class OpenFlowController(object):
def __init__(self):
super(OpenFlowController, self).__init__()
# entry point
def __call__(self):
# LOG.debug('call')
self.server_loop()
def server_loop(self):
if CONF.ctl_privkey is not None and CONF.ctl_cert is not None:
cfg.StrOpt('ctl-privkey', default=None, help='controller private key'),
cfg.StrOpt('ctl-cert', default=None, help='controller certificate'),
cfg.StrOpt('ca-certs', default=None, help='CA certificates'),
cfg.ListOpt('ofp-switch-address-list',
item_type=str,
default=[],
help='list of IP address and port pairs (default empty). '
'e.g., "127.0.0.1:6653,[::1]:6653"'),
cfg.IntOpt('ofp-switch-connect-interval',
default=DEFAULT_OFP_SW_CON_INTERVAL,
help='interval in seconds to connect to switches '
'(default %d)' % DEFAULT_OFP_SW_CON_INTERVAL),
])
CONF.register_opts([
cfg.FloatOpt(
'socket-timeout',
default=5.0,
help='Time, in seconds, to await completion of socket operations.'),
cfg.FloatOpt(
'echo-request-interval',
default=15.0,
help='Time, in seconds, between sending echo requests to a datapath.'),
cfg.IntOpt(
'maximum-unreplied-echo-requests',
default=0,
min=0,
help=
'Maximum number of unreplied echo requests before datapath is disconnected.'
)
])
cfg.IntOpt('retry-interval',
default=DEFAULT_ZSERV_INTERVAL,
help='Retry interval connecting to Zebra server '
'(default: %s)' % DEFAULT_ZSERV_INTERVAL),
cfg.StrOpt('db-url',
default=DEFAULT_ZSERV_DATABASE,
help='URL to database used by Zebra protocol service '
'(default: %s)' % DEFAULT_ZSERV_DATABASE),
cfg.StrOpt('router-id',
default=DEFAULT_ZSERV_ROUTER_ID,
help='Initial Router ID used by Zebra protocol service '
'(default: %s)' % DEFAULT_ZSERV_ROUTER_ID),
cfg.Opt(
'frr-version',
LooseVersion,
default=DEFAULT_ZSERV_FRR_VERSION,
help='FRRouting version when integrated with FRRouting (e.g., 3.0)'),
],
group='zapi')
CONF.register_cli_opts([
# k_shortest_forwarding
cfg.IntOpt('k_paths', default=4, help='number of candidate paths of KSP.'),
cfg.StrOpt('weight',
default='bw',
help='weight type of computing shortest path.'),
cfg.IntOpt('fanout', default=4, help='switch fanout number.'),
cfg.StrOpt('dir', help='dir of countfile'),
cfg.FloatOpt('miceIndex', help='mice index of algorithm'),
cfg.FloatOpt('index', help='index of algorithm')
])
