def _dfa_uplink_restart(self, uplink_dict):
LOG.info("Obtained uplink after restart %s ", uplink_dict)
# This shouldn't happen
if self.phy_uplink is not None:
LOG.error("Uplink detection already done %s", self.phy_uplink)
return
uplink = uplink_dict.get('uplink')
veth_intf = uplink_dict.get('veth_intf')
# Logic is as follows:
# If DB didn't have any uplink it means it's not yet detected or down
# if DB has uplink and veth, then no need to scan all ports we can
# start with this veth.
# If uplink has been removed or modified during restart, then a
# down will be returned by uplink detection code and it will be
# removed then.
# If DB has uplink, but no veth, it's an error condition and in
# which case remove the uplink port from bridge and start fresh
if uplink is None or len(uplink) == 0:
LOG.info("uplink not discovered yet")
self.restart_uplink_called = True
return
if veth_intf is not None and len(veth_intf) != 0:
LOG.info("veth interface is already added, %(ul)s %(veth)s",
{'ul': uplink, 'veth': veth_intf})
self.phy_uplink = uplink
self.veth_intf = veth_intf
self.restart_uplink_called = True
return
LOG.info("Error case removing the uplink %s from bridge", uplink)
ovs_vdp.delete_uplink_and_flows(self.root_helper, self.br_ex, uplink)
self.restart_uplink_called = True
def dfa_uplink_restart(self, uplink_dict):
LOG.info(_LI("Obtained uplink after restart %s "), uplink_dict)
# This shouldn't happen
if self.phy_uplink is not None:
LOG.error(_LE("Uplink detection already done %s"), self.phy_uplink)
return
uplink = uplink_dict.get('uplink')
veth_intf = uplink_dict.get('veth_intf')
# Logic is as follows:
# If DB didn't have any uplink it means it's not yet detected or down
# if DB has uplink and veth, then no need to scan all ports we can
# start with this veth.
# If uplink has been removed or modified during restart, then a
# down will be returned by uplink detection code and it will be
# removed then.
# If DB has uplink, but no veth, it's an error condition and in
# which case remove the uplink port from bridge and start fresh
if uplink is None or len(uplink) == 0:
LOG.info(_LI("uplink not discovered yet"))
self.restart_uplink_called = True
return
if veth_intf is not None and len(veth_intf) != 0:
LOG.info(_LI("veth interface is already added, %(ul)s %(veth)s"),
{'ul': uplink, 'veth': veth_intf})
self.phy_uplink = uplink
self.veth_intf = veth_intf
self.restart_uplink_called = True
return
LOG.info(_LI("Error case removing the uplink %s from bridge"), uplink)
ovs_vdp.delete_uplink_and_flows(self.root_helper, self.br_ex, uplink)
self.restart_uplink_called = True
def process_uplink_event(self, msg, phy_uplink):
LOG.info(_LI("Received New uplink Msg %(msg)s for uplink %(uplink)s"),
{'msg': msg.get_status(), 'uplink': phy_uplink})
if msg.get_status() == 'up':
ovs_exc_raised = False
try:
self.ovs_vdp_obj_dict[phy_uplink] = ovs_vdp.OVSNeutronVdp(
phy_uplink, msg.get_integ_br(), msg.get_ext_br(),
msg.get_root_helper())
except Exception as exc:
LOG.error(_LE("OVS VDP Object creation failed %s"), str(exc))
ovs_exc_raised = True
if (ovs_exc_raised or not self.ovs_vdp_obj_dict[phy_uplink].
is_lldpad_setup_done()):
# Is there a way to delete the object??
LOG.error(_LE("UP Event Processing NOT Complete"))
self.err_que.enqueue(constants.Q_UPL_PRIO, msg)
else:
self.uplink_det_compl = True
veth_intf = (self.ovs_vdp_obj_dict[self.phy_uplink].
get_lldp_bridge_port())
LOG.info(_LI("UP Event Processing Complete Saving uplink "
"%(ul)s and veth %(veth)s"),
{'ul': self.phy_uplink, 'veth': veth_intf})
self.save_uplink(uplink=self.phy_uplink, veth_intf=veth_intf)
elif msg.get_status() == 'down':
# Free the object fixme(padkrish)
if phy_uplink in self.ovs_vdp_obj_dict:
self.ovs_vdp_obj_dict[phy_uplink].clear_obj_params()
else:
ovs_vdp.delete_uplink_and_flows(self.root_helper, self.br_ex,
phy_uplink)
self.save_uplink()
def process_uplink_event(self, msg, phy_uplink):
LOG.info("Received New uplink Msg %(msg)s for uplink %(uplink)s",
{'msg': msg.get_status(), 'uplink': phy_uplink})
if msg.get_status() == 'up':
ovs_exc_raised = False
ovs_exc_reason = ""
try:
self.ovs_vdp_obj_dict[phy_uplink] = ovs_vdp.OVSNeutronVdp(
phy_uplink, msg.get_integ_br(), msg.get_ext_br(),
msg.get_root_helper(), self.vdp_vlan_change_cb)
except Exception as exc:
ovs_exc_reason = str(exc)
LOG.error("OVS VDP Object creation failed %s",
str(ovs_exc_reason))
ovs_exc_raised = True
if (ovs_exc_raised or not self.ovs_vdp_obj_dict[phy_uplink].
is_lldpad_setup_done()):
# Is there a way to delete the object??
if not ovs_exc_reason:
uplink_fail_reason = (self.ovs_vdp_obj_dict[phy_uplink].
get_uplink_fail_reason())
else:
uplink_fail_reason = ovs_exc_reason
LOG.error("UP Event Processing NOT Complete")
self.err_que.enqueue(constants.Q_UPL_PRIO, msg)
self.save_uplink(uplink=self.phy_uplink,
fail_reason=uplink_fail_reason)
else:
self.uplink_det_compl = True
veth_intf = (self.ovs_vdp_obj_dict[self.phy_uplink].
get_lldp_local_bridge_port())
LOG.info("UP Event Processing Complete Saving uplink "
"%(ul)s and veth %(veth)s",
{'ul': self.phy_uplink, 'veth': veth_intf})
self.save_uplink(uplink=self.phy_uplink, veth_intf=veth_intf)
self.topo_disc.uncfg_intf(self.phy_uplink)
self.topo_disc.cfg_intf(veth_intf,
phy_interface=self.phy_uplink)
elif msg.get_status() == 'down':
# Free the object fixme(padkrish)
if phy_uplink in self.ovs_vdp_obj_dict:
self.ovs_vdp_obj_dict[phy_uplink].clear_obj_params()
else:
ovs_vdp.delete_uplink_and_flows(self.root_helper, self.br_ex,
phy_uplink)
self.save_uplink()
self.topo_disc.uncfg_intf(self.veth_intf)
self.topo_disc.cfg_intf(phy_uplink)
