def delete_port(self, host_id, ports, segments):
with self.sync_lock:
network_id = ports['network_id']
device_id = ports['device_id']
port_id = ports['id']
tenant_id = ports['tenant_id']
if not db.is_vm_created(device_id, host_id,
port_id, network_id, tenant_id):
LOG.info(_("No such vm in database, ignore it"))
return
# Delete configuration in device
# only if it is the last vm of host in this network
vm_count = db.get_vm_count(network_id, host_id)
if vm_count == 1:
LOG.info(_("Delete physical port configuration: "
"All VMs of host %s in network %s is deleted. "),
host_id, network_id)
segment_type = segments[0]['network_type']
segment_id = segments[0]['segmentation_id']
if segment_type == 'vlan':
vlan_id = int(segment_id)
self.delete_vlan_config(network_id, host_id, vlan_id)
else:
LOG.info(_("Not supported network type %s."),
str(segment_type))
else:
LOG.info(_("The network %s still have %d vms, "
"ignore this operation."),
network_id, vm_count)
db.delete_vm(device_id, host_id, port_id, network_id, tenant_id)
def create_port_postcommit(self, context):
"""Create network and port on physical device."""
LOG.info(_("Create port begin."))
# Here we only process virtual machine and DHCP server's port.
port = context.current
device_owner = port['device_owner']
if not device_owner.startswith('compute') and \
device_owner != n_const.DEVICE_OWNER_DHCP:
LOG.info(_("Ignore port owner %s when creating port."),
device_owner)
return
device_id = port['device_id']
host_id = context.host
port_id = port['id']
tenant_id = port['tenant_id']
network_id = port['network_id']
with self.sync_lock:
if db.is_vm_created(device_id, host_id,
port_id, network_id, tenant_id):
LOG.info(_("The port %s of virtual machine %s has "
"already inserted into the network %s."),
str(port_id), str(device_id), str(network_id))
return
LOG.info(_("Insert port %s's information into database."),
str(port_id))
db.create_vm(device_id, host_id, port_id, network_id, tenant_id)
# Get the count of port that created in the same network and host.
port_count = db.get_vm_count(network_id, host_id)
if port_count == 1:
segments = context.network.network_segments
segment_type = segments[0]['network_type']
if segment_type == 'vlan':
vlan_id = int(segments[0]['segmentation_id'])
self._create_vlan_network(network_id, host_id, vlan_id)
else:
LOG.info(_("Not supported network type %s"), segment_type)
else:
LOG.info(_("Physical switch has already configured. "
"There are %d VMs in network %s."),
port_count, network_id)
LOG.info(_("Create port end."))
