def update_port_postcommit(self, context):
"""Update the name of a given port in EOS.
At the moment we only support port name change
Any other change to port is not supported at this time.
"""
port = context.current
orig_port = context.original
device_id = port['device_id']
device_owner = port['device_owner']
host = context.host
is_vm_boot = device_id and device_owner
if host and is_vm_boot:
port_id = port['id']
port_name = port['name']
network_id = port['network_id']
tenant_id = port['tenant_id']
if not tenant_id:
tenant_id = context._plugin_context.tenant_id
with self.eos_sync_lock:
hostname = self._host_name(host)
segmentation_id = db_lib.get_segmentation_id(tenant_id,
network_id)
vm_provisioned = db_lib.is_vm_provisioned(device_id,
host,
port_id,
network_id,
tenant_id)
# If network does not exist under this tenant,
# it may be a shared network. Get shared network owner Id
net_provisioned = (
db_lib.is_network_provisioned(tenant_id, network_id,
segmentation_id) or
self.ndb.get_shared_network_owner_id(network_id)
)
if vm_provisioned and net_provisioned:
try:
orig_host = orig_port['binding:host_id']
if host != orig_host:
# The port moved to a different host. So delete the
# old port on the old host before creating a new
# port on the new host.
self._delete_port(port, orig_host, tenant_id)
self.rpc.plug_port_into_network(device_id,
hostname,
port_id,
network_id,
tenant_id,
port_name,
device_owner)
except arista_exc.AristaRpcError:
LOG.info(EOS_UNREACHABLE_MSG)
raise ml2_exc.MechanismDriverError()
else:
LOG.info(_LI('VM %s is not updated as it is not found in '
'Arista DB'), device_id)
def update_port_postcommit(self, context):
"""Update the name of a given port in EOS.
At the moment we only support port name change
Any other change to port is not supported at this time.
"""
port = context.current
orig_port = context.original
device_id = port['device_id']
device_owner = port['device_owner']
host = context.host
is_vm_boot = device_id and device_owner
if host and is_vm_boot:
port_id = port['id']
port_name = port['name']
network_id = port['network_id']
tenant_id = port['tenant_id'] or INTERNAL_TENANT_ID
with self.eos_sync_lock:
hostname = self._host_name(host)
segmentation_id = db_lib.get_segmentation_id(tenant_id,
network_id)
vm_provisioned = db_lib.is_vm_provisioned(device_id,
host,
port_id,
network_id,
tenant_id)
# If network does not exist under this tenant,
# it may be a shared network. Get shared network owner Id
net_provisioned = (
db_lib.is_network_provisioned(tenant_id, network_id,
segmentation_id) or
self.ndb.get_shared_network_owner_id(network_id)
)
if vm_provisioned and net_provisioned:
try:
orig_host = orig_port['binding:host_id']
if host != orig_host:
# The port moved to a different host. So delete the
# old port on the old host before creating a new
# port on the new host.
self._delete_port(port, orig_host, tenant_id)
self.rpc.plug_port_into_network(device_id,
hostname,
port_id,
network_id,
tenant_id,
port_name,
device_owner)
except arista_exc.AristaRpcError:
LOG.info(EOS_UNREACHABLE_MSG)
raise ml2_exc.MechanismDriverError()
else:
LOG.info(_LI('VM %s is not updated as it is not found in '
'Arista DB'), device_id)
def test_vm_is_remembered(self):
vm_id = 'VM-1'
tenant_id = 'test'
network_id = '123'
port_id = 456
host_id = 'ubuntu1'
db_lib.remember_vm(vm_id, host_id, port_id, network_id, tenant_id)
vm_provisioned = db_lib.is_vm_provisioned(vm_id, host_id, port_id,
network_id, tenant_id)
self.assertTrue(vm_provisioned, 'VM must be provisioned')
def test_vm_is_remembered(self):
vm_id = 'VM-1'
tenant_id = 'test'
network_id = '123'
port_id = 456
host_id = 'ubuntu1'
db_lib.remember_vm(vm_id, host_id, port_id, network_id, tenant_id)
vm_provisioned = db_lib.is_vm_provisioned(vm_id, host_id, port_id,
network_id, tenant_id)
self.assertTrue(vm_provisioned, 'VM must be provisioned')
def test_vm_is_removed(self):
vm_id = 'VM-1'
tenant_id = 'test'
network_id = '123'
port_id = 456
host_id = 'ubuntu1'
db_lib.remember_vm(vm_id, host_id, port_id, network_id, tenant_id)
db_lib.forget_vm(vm_id, host_id, port_id, network_id, tenant_id)
vm_provisioned = db_lib.is_vm_provisioned(vm_id, host_id, port_id,
network_id, tenant_id)
self.assertFalse(vm_provisioned, 'The vm should be deleted')
def test_vm_is_removed(self):
vm_id = 'VM-1'
tenant_id = 'test'
network_id = '123'
port_id = 456
host_id = 'ubuntu1'
db_lib.remember_vm(vm_id, host_id, port_id, network_id, tenant_id)
db_lib.forget_vm(vm_id, host_id, port_id, network_id, tenant_id)
vm_provisioned = db_lib.is_vm_provisioned(vm_id, host_id, port_id,
network_id, tenant_id)
self.assertFalse(vm_provisioned, 'The vm should be deleted')
def delete_port_precommit(self, context):
"""Delete information about a VM and host from the DB."""
port = context.current
host_id = context.host
device_id = port["device_id"]
tenant_id = port["tenant_id"]
if not tenant_id:
tenant_id = context._plugin_context.tenant_id
network_id = port["network_id"]
port_id = port["id"]
with self.eos_sync_lock:
if db_lib.is_vm_provisioned(device_id, host_id, port_id, network_id, tenant_id):
db_lib.forget_vm(device_id, host_id, port_id, network_id, tenant_id)
def delete_port_precommit(self, context):
"""Delete information about a VM and host from the DB."""
port = context.current
host_id = context.host
device_id = port['device_id']
tenant_id = port['tenant_id'] or INTERNAL_TENANT_ID
network_id = port['network_id']
port_id = port['id']
with self.eos_sync_lock:
if db_lib.is_vm_provisioned(device_id, host_id, port_id,
network_id, tenant_id):
db_lib.forget_vm(device_id, host_id, port_id,
network_id, tenant_id)
def create_port_postcommit(self, context):
"""Plug a physical host into a network.
Send provisioning request to Arista Hardware to plug a host
into appropriate network.
"""
port = context.current
device_id = port['device_id']
device_owner = port['device_owner']
host = context.host
# device_id and device_owner are set on VM boot
is_vm_boot = device_id and device_owner
if host and is_vm_boot:
port_id = port['id']
port_name = port['name']
network_id = port['network_id']
tenant_id = port['tenant_id']
if not tenant_id:
tenant_id = context._plugin_context.tenant_id
with self.eos_sync_lock:
hostname = self._host_name(host)
vm_provisioned = db_lib.is_vm_provisioned(device_id,
host,
port_id,
network_id,
tenant_id)
# If network does not exist under this tenant,
# it may be a shared network. Get shared network owner Id
net_provisioned = (
db_lib.is_network_provisioned(tenant_id, network_id) or
self.ndb.get_shared_network_owner_id(network_id)
)
if vm_provisioned and net_provisioned:
try:
self.rpc.plug_port_into_network(device_id,
hostname,
port_id,
network_id,
tenant_id,
port_name,
device_owner)
except arista_exc.AristaRpcError:
LOG.info(EOS_UNREACHABLE_MSG)
raise ml2_exc.MechanismDriverError()
else:
LOG.info(_LI('VM %s is not created as it is not found in '
'Arista DB'), device_id)
def update_port_postcommit(self, context):
"""Update the name of a given port in EOS.
At the moment we only support port name change
Any other change to port is not supported at this time.
"""
port = context.current
orig_port = context.original
if port['name'] == orig_port['name']:
# nothing to do
return
device_id = port['device_id']
device_owner = port['device_owner']
host = context.host
is_vm_boot = device_id and device_owner
if host and is_vm_boot:
port_id = port['id']
port_name = port['name']
network_id = port['network_id']
tenant_id = port['tenant_id']
if not tenant_id:
tenant_id = context._plugin_context.tenant_id
with self.eos_sync_lock:
hostname = self._host_name(host)
segmentation_id = db_lib.get_segmentation_id(
tenant_id, network_id)
vm_provisioned = db_lib.is_vm_provisioned(
device_id, host, port_id, network_id, tenant_id)
# If network does not exist under this tenant,
# it may be a shared network. Get shared network owner Id
net_provisioned = (
db_lib.is_network_provisioned(tenant_id, network_id,
segmentation_id)
or self.ndb.get_shared_network_owner_id(network_id))
if vm_provisioned and net_provisioned:
try:
self.rpc.plug_port_into_network(
device_id, hostname, port_id, network_id,
tenant_id, port_name, device_owner)
except arista_exc.AristaRpcError:
LOG.info(EOS_UNREACHABLE_MSG)
raise ml2_exc.MechanismDriverError()
else:
LOG.info(
_LI('VM %s is not updated as it is not found in '
'Arista DB'), device_id)
def delete_port_precommit(self, context):
"""Delete information about a VM and host from the DB."""
port = context.current
host_id = context.host
device_id = port['device_id']
tenant_id = port['tenant_id']
network_id = port['network_id']
port_id = port['id']
with self.eos_sync_lock:
if db_lib.is_vm_provisioned(device_id, host_id, port_id,
network_id, tenant_id):
db_lib.forget_vm(device_id, host_id, port_id, network_id,
tenant_id)
# if necessary, delete tenant as well.
self.delete_tenant(tenant_id)
def delete_port_precommit(self, context):
"""Delete information about a VM and host from the DB."""
port = context.current
host_id = context.host
device_id = port['device_id']
tenant_id = port['tenant_id']
network_id = port['network_id']
port_id = port['id']
with self.eos_sync_lock:
if db_lib.is_vm_provisioned(device_id, host_id, port_id,
network_id, tenant_id):
db_lib.forget_vm(device_id, host_id, port_id,
network_id, tenant_id)
# if necessary, delete tenant as well.
self.delete_tenant(tenant_id)
def create_port_postcommit(self, context):
"""Plug a physical host into a network.
Send provisioning request to Arista Hardware to plug a host
into appropriate network.
"""
port = context.current
device_id = port['device_id']
device_owner = port['device_owner']
host = context.host
# device_id and device_owner are set on VM boot
is_vm_boot = device_id and device_owner
if host and is_vm_boot:
port_id = port['id']
port_name = port['name']
network_id = port['network_id']
tenant_id = port['tenant_id'] or INTERNAL_TENANT_ID
with self.eos_sync_lock:
hostname = self._host_name(host)
vm_provisioned = db_lib.is_vm_provisioned(device_id,
host,
port_id,
network_id,
tenant_id)
# If network does not exist under this tenant,
# it may be a shared network. Get shared network owner Id
net_provisioned = (
db_lib.is_network_provisioned(tenant_id, network_id) or
self.ndb.get_shared_network_owner_id(network_id)
)
if vm_provisioned and net_provisioned:
try:
self.rpc.plug_port_into_network(device_id,
hostname,
port_id,
network_id,
tenant_id,
port_name,
device_owner)
except arista_exc.AristaRpcError:
LOG.info(EOS_UNREACHABLE_MSG)
raise ml2_exc.MechanismDriverError()
else:
LOG.info(_LI('VM %s is not created as it is not found in '
'Arista DB'), device_id)
