def _allocate_floating_ip(lb, vmi, fip_pool, external_ip=None):
fip_obj = FloatingIp(lb.name + str(external_ip) + "-externalIP",
fip_pool)
fip_obj.set_virtual_machine_interface(vmi_obj)
if external_ip:
if not (_check_ip_with_fip_pool(external_ip, fip_pool)):
err_str = "external_ip " + external_ip + " not in fip_pool subnet"
self.logger.error(err_str)
return None
fip_obj.set_floating_ip_address(external_ip)
project = self._vnc_lib.project_read(id=lb.parent_uuid)
fip_obj.set_project(project)
try:
self._vnc_lib.floating_ip_create(fip_obj)
except RefsExistError:
string_buf = StringIO()
cgitb_hook(file=string_buf, format="text")
err_msg = string_buf.getvalue()
self.logger.error("%s" % (err_msg))
except Exception:
string_buf = StringIO()
cgitb_hook(file=string_buf, format="text")
err_msg = string_buf.getvalue()
self.logger.error("%s" % (err_msg))
fip = FloatingIpKM.locate(fip_obj.uuid)
self.logger.notice("floating ip allocated : %s for Service (%s)" %
(fip.address, service_id))
return (fip.address)
def _get_floating_ip(self,
name,
ns_name,
proj_obj,
external_ip=None,
vmi_obj=None,
specified_fip_pool_fq_name_str=None):
fip_pool_fq_name = None
if specified_fip_pool_fq_name_str is not None:
fip_pool_fq_name = get_fip_pool_fq_name_from_dict_string(
specified_fip_pool_fq_name_str)
if fip_pool_fq_name is None:
ns = self._get_namespace(ns_name)
fip_pool_fq_name = ns.get_annotated_ns_fip_pool_fq_name()
if fip_pool_fq_name is None:
if not vnc_kube_config.is_public_fip_pool_configured():
return None
try:
fip_pool_fq_name = get_fip_pool_fq_name_from_dict_string(
self._args.public_fip_pool)
except Exception:
string_buf = StringIO()
cgitb_hook(file=string_buf, format="text")
err_msg = string_buf.getvalue()
self._logger.error("%s - %s" % (self._name, err_msg))
return None
if vmi_obj:
fip_refs = vmi_obj.get_floating_ip_back_refs()
for ref in fip_refs or []:
fip = FloatingIpKM.get(ref['uuid'])
if fip and fip.fq_name[:-1] == fip_pool_fq_name:
return fip
else:
break
fip_pool = self._get_fip_pool_obj(fip_pool_fq_name)
if fip_pool is None:
return None
fip_uuid = str(uuid.uuid4())
fip_name = VncCommon.make_name(name, fip_uuid)
fip_obj = FloatingIp(fip_name, fip_pool)
fip_obj.uuid = fip_uuid
fip_obj.set_project(proj_obj)
if vmi_obj:
fip_obj.set_virtual_machine_interface(vmi_obj)
if external_ip:
fip_obj.floating_ip_address = external_ip
try:
self._vnc_lib.floating_ip_create(fip_obj)
fip = FloatingIpKM.locate(fip_obj.uuid)
except Exception:
string_buf = StringIO()
cgitb_hook(file=string_buf, format="text")
err_msg = string_buf.getvalue()
self._logger.error("%s - %s" % (self._name, err_msg))
return None
return fip
def _create_cluster_service_fip(self, pod_name, pod_namespace, vmi_uuid):
"""
Isolated Pods in the cluster will be allocated a floating ip
from the cluster service network, so that the pods can talk
to cluster services.
"""
if not self._service_fip_pool:
return
# Construct parent ref.
fip_pool_obj = FloatingIpPool()
fip_pool_obj.uuid = self._service_fip_pool.uuid
fip_pool_obj.fq_name = self._service_fip_pool.fq_name
fip_pool_obj.name = self._service_fip_pool.name
# Create Floating-Ip object.
obj_uuid = str(uuid.uuid1())
display_name = VncCommon.make_display_name(pod_namespace, pod_name)
name = VncCommon.make_name(pod_name, obj_uuid)
fip_obj = FloatingIp(name="cluster-svc-fip-%s"% (name),
parent_obj=fip_pool_obj,
floating_ip_traffic_direction='egress',
display_name=display_name)
fip_obj.uuid = obj_uuid
# Creation of fip requires the vmi vnc object.
vmi_obj = self._vnc_lib.virtual_machine_interface_read(id=vmi_uuid)
fip_obj.set_virtual_machine_interface(vmi_obj)
FloatingIpKM.add_annotations(self, fip_obj, pod_namespace, pod_name)
try:
fip_uuid = self._vnc_lib.floating_ip_create(fip_obj)
except RefsExistError:
fip_uuid = self._vnc_lib.floating_ip_update(fip_obj)
# Cached service floating ip.
FloatingIpKM.locate(fip_uuid)
return
def _create_cluster_service_fip(self, pod_name, pod_namespace, vmi_uuid):
"""
Isolated Pods in the cluster will be allocated a floating ip
from the cluster service network, so that the pods can talk
to cluster services.
"""
if not self._service_fip_pool:
return
# Construct parent ref.
fip_pool_obj = FloatingIpPool()
fip_pool_obj.uuid = self._service_fip_pool.uuid
fip_pool_obj.fq_name = self._service_fip_pool.fq_name
fip_pool_obj.name = self._service_fip_pool.name
# Create Floating-Ip object.
obj_uuid = str(uuid.uuid1())
display_name = VncCommon.make_display_name(pod_namespace, pod_name)
name = VncCommon.make_name(pod_name, obj_uuid)
fip_obj = FloatingIp(name="cluster-svc-fip-%s" % (name),
parent_obj=fip_pool_obj,
floating_ip_traffic_direction='egress',
display_name=display_name)
fip_obj.uuid = obj_uuid
# Creation of fip requires the vmi vnc object.
vmi_obj = self._vnc_lib.virtual_machine_interface_read(id=vmi_uuid)
fip_obj.set_virtual_machine_interface(vmi_obj)
FloatingIpKM.add_annotations(self, fip_obj, pod_namespace, pod_name)
try:
fip_uuid = self._vnc_lib.floating_ip_create(fip_obj)
except RefsExistError:
fip_uuid = self._vnc_lib.floating_ip_update(fip_obj)
# Cached service floating ip.
FloatingIpKM.locate(fip_uuid)
return