def create_service(self, st, si):
if not self.validate_network_config(st, si):
return
# get service appliances from service template
sa_set = st.service_appliance_set
if not sa_set:
self.logger.log_error("Can't find service appliances set")
return
service_appliance_set = ServiceApplianceSetSM.get(sa_set)
service_appliances = service_appliance_set.service_appliances
# validation
if not service_appliances:
self.logger.log_error("Can't find service appliances")
return
service_appliances = list(service_appliances)
si_obj = ServiceInstanceSM.get(si.uuid)
# create a fake VM for the schmea transfer to use
vm_uuid_list = list(si_obj.virtual_machines)
vm_list = [None] * si.max_instances
for vm_uuid in vm_uuid_list:
vm = VirtualMachineSM.get(vm_uuid)
if not vm:
continue
if (vm.index + 1) > si.max_instances:
self.delete_service(vm)
continue
vm_list[vm.index] = vm_uuid
if si.max_instances > len(service_appliances):
self.logger.log_info("There are not enough Service appliance \
for that Service instance " + si.uuid)
return
for idx, sa_uuid in enumerate(service_appliances):
if idx > si.max_instances:
return
vm_uuid = vm_list[idx]
if not vm_uuid:
vm_uuid = str(uuid.uuid4())
vm_obj = self.link_si_to_vm(si, st, idx, vm_uuid)
instance_name = self._get_instance_name(si, idx)
si.state = 'launching'
sa = ServiceApplianceSM.get(sa_uuid)
for nic in si.vn_info:
pi_uuid = sa.physical_interfaces.get(nic['type'], None)
pi_obj = PhysicalInterfaceSM.get(pi_uuid)
if not pi_obj:
return
vmi_obj = self._create_svc_vm_port(nic,
instance_name,
si,
st,
vm_obj=vm_obj,
pi=pi_obj,
instance_id=idx)
si.state = "active"
def create_service(self, st, si):
if not self.validate_network_config(st, si):
return
# get service appliances from service template
sa_set = st.service_appliance_set
if not sa_set:
self.logger.log_error("Can't find service appliances set")
return
service_appliance_set = ServiceApplianceSetSM.get(sa_set)
service_appliances = service_appliance_set.service_appliances
# validation
if not service_appliances:
self.logger.log_error("Can't find service appliances")
return
service_appliances = list(service_appliances)
si_obj = ServiceInstanceSM.get(si.uuid)
# create a fake VM for the schmea transfer to use
vm_uuid_list = list(si_obj.virtual_machines)
vm_list = [None]*si.max_instances
for vm_uuid in vm_uuid_list:
vm = VirtualMachineSM.get(vm_uuid)
if not vm:
continue
if (vm.index + 1) > si.max_instances:
self.delete_service(vm)
continue
vm_list[vm.index] = vm_uuid
if si.max_instances > len(service_appliances):
self.logger.log_info(
"There are not enough Service appliance \
for that Service instance "+si.uuid)
return
for idx, sa_uuid in enumerate(service_appliances):
if idx > si.max_instances:
return
vm_uuid = vm_list[idx]
if not vm_uuid:
vm_uuid = str(uuid.uuid4())
vm_obj = self.link_si_to_vm(si, st, idx, vm_uuid)
instance_name = self._get_instance_name(si, idx)
si.state = 'launching'
sa = ServiceApplianceSM.get(sa_uuid)
for nic in si.vn_info:
pi_uuid = sa.physical_interfaces.get(nic['type'],None)
pi_obj = PhysicalInterfaceSM.get(pi_uuid)
if not pi_obj:
return
vmi_obj = self._create_svc_vm_port(nic,
instance_name, si, st,
vm_obj = vm_obj,
pi=pi_obj,
instance_id=idx)
si.state = "active"
def sandesh_si_handle_request(self, req):
si_resp = sandesh.ServiceInstanceListResp(si_names=[])
for si in ServiceInstanceSM.values():
if req.si_name and req.si_name != si.name:
continue
st = ServiceTemplateSM.get(si.service_template)
sandesh_si = sandesh.ServiceInstance(
name=(':').join(si.fq_name),
si_type=st.virtualization_type,
si_state=si.state)
sandesh_vm_list = []
for vm_id in si.virtual_machines:
vm = VirtualMachineSM.get(vm_id)
if not vm:
continue
vm_str = ("%s: %s" % (vm.name, vm.uuid))
vr_name = 'None'
vr = VirtualRouterSM.get(vm.virtual_router)
if vr:
vr_name = vr.name
ha_str = "active"
if vm.index < len(si.local_preference):
if vm.index >= 0:
ha = si.local_preference[vm.index]
if ha and int(ha) == svc_info.get_standby_preference():
ha_str = "standby"
if ha:
ha_str = ha_str + ': ' + str(ha)
else:
ha_str = "unknown"
vm = sandesh.ServiceInstanceVM(name=vm_str,
vr_name=vr_name,
ha=ha_str)
sandesh_vm_list.append(vm)
sandesh_si.vm_list = list(sandesh_vm_list)
for nic in si.vn_info:
vn = VirtualNetworkSM.get(nic['net-id'])
if not vn:
continue
if nic['type'] == svc_info.get_left_if_str():
sandesh_si.left_vn = [vn.name, vn.uuid]
if nic['type'] == svc_info.get_right_if_str():
sandesh_si.right_vn = [vn.name, vn.uuid]
if nic['type'] == svc_info.get_management_if_str():
sandesh_si.management_vn = [vn.name, vn.uuid]
si_resp.si_names.append(sandesh_si)
si_resp.response(req.context())
def audit_snat_instances(self):
for lr in LogicalRouterSM.values():
self.update_snat_instance(lr)
for si in ServiceInstanceSM.values():
si_name = si.fq_name[-1]
st_obj = ServiceTemplateSM.get(si.service_template)
if st_obj.params['service_type'] != "source-nat":
continue
lr_uuid = si.logical_router
lr = LogicalRouterSM.get(lr_uuid)
if lr is None or lr.virtual_network is None:
self.cleanup_snat_instance(lr_uuid, si.uuid)
def sandesh_si_handle_request(self, req):
si_resp = sandesh.ServiceInstanceListResp(si_names=[])
for si in ServiceInstanceSM.values():
if req.si_name and req.si_name != si.name:
continue
st = ServiceTemplateSM.get(si.service_template)
sandesh_si = sandesh.ServiceInstance(
name=(':').join(si.fq_name), si_type=st.virtualization_type,
si_state=si.state)
sandesh_vm_list = []
for vm_id in si.virtual_machines:
vm = VirtualMachineSM.get(vm_id)
if not vm:
continue
vm_str = ("%s: %s" % (vm.name, vm.uuid))
vr_name = 'None'
vr = VirtualRouterSM.get(vm.virtual_router)
if vr:
vr_name = vr.name
ha_str = "active"
if vm.index < len(si.local_preference):
if vm.index >= 0:
ha = si.local_preference[vm.index]
if ha and int(ha) == svc_info.get_standby_preference():
ha_str = "standby"
if ha:
ha_str = ha_str + ': ' + str(ha)
else:
ha_str = "unknown"
vm = sandesh.ServiceInstanceVM(
name=vm_str, vr_name=vr_name, ha=ha_str)
sandesh_vm_list.append(vm)
sandesh_si.vm_list = list(sandesh_vm_list)
for nic in si.vn_info:
vn = VirtualNetworkSM.get(nic['net-id'])
if not vn:
continue
if nic['type'] == svc_info.get_left_if_str():
sandesh_si.left_vn = [vn.name, vn.uuid]
if nic['type'] == svc_info.get_right_if_str():
sandesh_si.right_vn = [vn.name, vn.uuid]
if nic['type'] == svc_info.get_management_if_str():
sandesh_si.management_vn = [vn.name, vn.uuid]
si_resp.si_names.append(sandesh_si)
si_resp.response(req.context())
def audit_snat_instances(self):
for lr in LogicalRouterSM.values():
self.update_snat_instance(lr)
for si in ServiceInstanceSM.values():
si_name = si.fq_name[-1]
st_obj = ServiceTemplateSM.get(si.service_template)
if st_obj.params['service_type'] != "source-nat":
continue
lr_uuid = si_name.split('_')[1]
lr = LogicalRouterSM.get(lr_uuid)
if lr is None or lr.virtual_network is None:
self.cleanup_snat_instance(lr_uuid, si.uuid)
