-# Copyright 2015 Intel Corporation.
+# Copyright 2015-2016 Intel Corporation.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
from src.ovs import VSwitchd, OFBridge
from src.dpdk import dpdk
-_VSWITCHD_CONST_ARGS = ['--', '--log-file']
+_VSWITCHD_CONST_ARGS = ['--', '--pidfile', '--log-file']
class OvsDpdkVhost(IVSwitch):
"""VSwitch implementation using DPDK and vhost ports
vswitchd_args += settings.getValue('VSWITCHD_DPDK_ARGS')
vswitchd_args += _VSWITCHD_CONST_ARGS
- self._logger.info("Inserting VHOST modules into kernel...")
- dpdk.insert_vhost_modules()
+ if settings.getValue('VNF').endswith('Cuse'):
+ self._logger.info("Inserting VHOST Cuse modules into kernel...")
+ dpdk.insert_vhost_modules()
self._vswitchd = VSwitchd(vswitchd_args=vswitchd_args,
expected_cmd=
dpdk.cleanup()
dpdk.remove_vhost_modules()
- def add_switch(self, switch_name):
+ def add_switch(self, switch_name, params=None):
"""See IVswitch for general description
"""
bridge = OFBridge(switch_name)
- bridge.create()
+ if params is None:
+ bridge.create(['--', 'set', 'bridge', switch_name,
+ 'datapath_type=netdev'])
+ else:
+ bridge.create(['--', 'set', 'bridge', switch_name,
+ 'datapath_type=netdev'] + params)
+
bridge.set_db_attribute('Open_vSwitch', '.',
'other_config:max-idle',
settings.getValue('VSWITCH_FLOW_TIMEOUT'))
'other_config:pmd-cpu-mask',
settings.getValue('VSWITCH_PMD_CPU_MASK'))
- bridge.set_db_attribute('Bridge', bridge.br_name,
- 'datapath_type', 'netdev')
self._bridges[switch_name] = bridge
def del_switch(self, switch_name):
The new port is named dpdk<n> where n is an integer starting from 0.
"""
bridge = self._bridges[switch_name]
- dpdk_count = self._get_port_count(bridge, 'type=dpdk')
+ dpdk_count = self._get_port_count('type=dpdk')
port_name = 'dpdk' + str(dpdk_count)
params = ['--', 'set', 'Interface', port_name, 'type=dpdk']
of_port = bridge.add_port(port_name, params)
"""
bridge = self._bridges[switch_name]
# Changed dpdkvhost to dpdkvhostuser to be able to run in Qemu 2.2
- vhost_method = settings.getValue('VHOST_METHOD')
- if vhost_method == "cuse":
- vhost_count = self._get_port_count(bridge, 'type=dpdkvhostcuse')
+ if settings.getValue('VNF').endswith('Cuse'):
+ vhost_count = self._get_port_count('type=dpdkvhostcuse')
port_name = 'dpdkvhostcuse' + str(vhost_count)
params = ['--', 'set', 'Interface', port_name, 'type=dpdkvhostcuse']
else:
- vhost_count = self._get_port_count(bridge, 'type=dpdkvhostuser')
+ vhost_count = self._get_port_count('type=dpdkvhostuser')
port_name = 'dpdkvhostuser' + str(vhost_count)
params = ['--', 'set', 'Interface', port_name, 'type=dpdkvhostuser']
return (port_name, of_port)
+ def add_tunnel_port(self, switch_name, remote_ip, tunnel_type='vxlan', params=None):
+ """Creates tunneling port
+ """
+ bridge = self._bridges[switch_name]
+ pcount = str(self._get_port_count('type=' + tunnel_type))
+ port_name = tunnel_type + pcount
+ local_params = ['--', 'set', 'Interface', port_name,
+ 'type=' + tunnel_type,
+ 'options:remote_ip=' + remote_ip]
+
+ if params is not None:
+ local_params = local_params + params
+
+ of_port = bridge.add_port(port_name, local_params)
+ return (port_name, of_port)
+
def get_ports(self, switch_name):
"""See IVswitch for general description
"""
bridge = self._bridges[switch_name]
bridge.del_port(port_name)
- def add_flow(self, switch_name, flow):
+ def add_flow(self, switch_name, flow, cache='off'):
"""See IVswitch for general description
"""
bridge = self._bridges[switch_name]
- bridge.add_flow(flow)
+ bridge.add_flow(flow, cache=cache)
def del_flow(self, switch_name, flow=None):
"""See IVswitch for general description
bridge = self._bridges[switch_name]
bridge.del_flow(flow)
- @staticmethod
- def _get_port_count(bridge, param):
+ def dump_flows(self, switch_name):
+ """See IVswitch for general description
+ """
+ bridge = self._bridges[switch_name]
+ bridge.dump_flows()
+
+ def add_route(self, switch_name, network, destination):
+ """See IVswitch for general description
+ """
+ bridge = self._bridges[switch_name]
+ bridge.add_route(network, destination)
+
+ def set_tunnel_arp(self, ip_addr, mac_addr, switch_name):
+ """See IVswitch for general description
+ """
+ bridge = self._bridges[switch_name]
+ bridge.set_tunnel_arp(ip_addr, mac_addr, switch_name)
+
+ def _get_port_count(self, param):
"""Returns the number of ports having a certain parameter
:param bridge: The src.ovs.ofctl.OFBridge on which to operate
:param param: The parameter to search for
:returns: Count of matches
"""
- port_params = [c for (_, (_, c)) in list(bridge.get_ports().items())]
- param_hits = [i for i in port_params if param in i]
- return len(param_hits)
+ cnt = 0
+ for k in self._bridges:
+ pparams = [c for (_, (_, c)) in list(self._bridges[k].get_ports().items())]
+ phits = [i for i in pparams if param in i]
+ cnt += len(phits)
+
+ if cnt is None:
+ cnt = 0
+ return cnt