import netaddr
import time
import yaml
+import random
from novaclient import client as nClient_v2, exceptions as nvExceptions
from novaclient import api_versions
server_timeout = 60
class vimconnector(vimconn.vimconnector):
- def __init__(self, uuid, name, tenant_id, tenant_name, url, url_admin=None, user=None, passwd=None, log_level=None, config={}):
+ def __init__(self, uuid, name, tenant_id, tenant_name, url, url_admin=None, user=None, passwd=None,
+ log_level=None, config={}, persistent_info={}):
'''using common constructor parameters. In this case
'url' is the keystone authorization url,
'url_admin' is not use
if config.get('APIversion') == 'v3.3':
self.osc_api_version = 'v3.3'
vimconn.vimconnector.__init__(self, uuid, name, tenant_id, tenant_name, url, url_admin, user, passwd, log_level, config)
-
+
+ self.persistent_info = persistent_info
self.k_creds={}
self.n_creds={}
+ if self.config.get("insecure"):
+ self.k_creds["insecure"] = True
+ self.n_creds["insecure"] = True
if not url:
raise TypeError, 'url param can not be NoneType'
self.k_creds['auth_url'] = url
if not ip_profile:
ip_profile = {}
if 'subnet_address' not in ip_profile:
- #Fake subnet is required
- ip_profile['subnet_address'] = "192.168.111.0/24"
+ #Fake subnet is required
+ subnet_rand = random.randint(0, 255)
+ ip_profile['subnet_address'] = "192.168.{}.0/24".format(subnet_rand)
if 'ip_version' not in ip_profile:
ip_profile['ip_version'] = "IPv4"
subnet={"name":net_name+"-subnet",
subnet = {"id": subnet_id, "fault": str(e)}
subnets.append(subnet)
net["subnets"] = subnets
+ net["encapsulation"] = net.get('provider:network_type')
+ net["segmentation_id"] = net.get('provider:segmentation_id')
return net
def delete_network(self, net_id):
except (nvExceptions.NotFound, nvExceptions.ClientException, ksExceptions.ClientException, ConnectionError) as e:
self._format_exception(e)
+ def get_flavor_id_from_data(self, flavor_dict):
+ """Obtain flavor id that match the flavor description
+ Returns the flavor_id or raises a vimconnNotFoundException
+ """
+ try:
+ self._reload_connection()
+ numa=None
+ numas = flavor_dict.get("extended",{}).get("numas")
+ if numas:
+ #TODO
+ raise vimconn.vimconnNotFoundException("Flavor with EPA still not implemted")
+ # if len(numas) > 1:
+ # raise vimconn.vimconnNotFoundException("Cannot find any flavor with more than one numa")
+ # numa=numas[0]
+ # numas = extended.get("numas")
+ for flavor in self.nova.flavors.list():
+ epa = flavor.get_keys()
+ if epa:
+ continue
+ #TODO
+ if flavor.ram != flavor_dict["ram"]:
+ continue
+ if flavor.vcpus != flavor_dict["vcpus"]:
+ continue
+ if flavor.disk != flavor_dict["disk"]:
+ continue
+ return flavor.id
+ raise vimconn.vimconnNotFoundException("Cannot find any flavor matching '{}'".format(str(flavor_dict)))
+ except (nvExceptions.NotFound, nvExceptions.ClientException, ksExceptions.ClientException, ConnectionError) as e:
+ self._format_exception(e)
+
+
def new_flavor(self, flavor_data, change_name_if_used=True):
'''Adds a tenant flavor to openstack VIM
if change_name_if_used is True, it will change name in case of conflict, because it is not supported name repetition
elif 'threads' in numa:
vcpus = numa['threads']
numa_properties["hw:cpu_policy"] = "isolated"
- for interface in numa.get("interfaces",() ):
- if interface["dedicated"]=="yes":
- raise vimconn.vimconnException("Passthrough interfaces are not supported for the openstack connector", http_code=vimconn.HTTP_Service_Unavailable)
- #TODO, add the key 'pci_passthrough:alias"="<label at config>:<number ifaces>"' when a way to connect it is available
+ # for interface in numa.get("interfaces",() ):
+ # if interface["dedicated"]=="yes":
+ # raise vimconn.vimconnException("Passthrough interfaces are not supported for the openstack connector", http_code=vimconn.HTTP_Service_Unavailable)
+ # #TODO, add the key 'pci_passthrough:alias"="<label at config>:<number ifaces>"' when a way to connect it is available
#create flavor
new_flavor=self.nova.flavors.create(name,
#Then we filter by the rest of filter fields: checksum
filtered_list = []
for image in image_list:
- image_dict=self.glance.images.get(image.id)
- if 'checksum' not in filter_dict or image_dict['checksum']==filter_dict.get('checksum'):
- filtered_list.append(image_dict)
+ image_class=self.glance.images.get(image.id)
+ if 'checksum' not in filter_dict or image_class['checksum']==filter_dict.get('checksum'):
+ filtered_list.append(image_class.copy())
return filtered_list
except (ksExceptions.ClientException, nvExceptions.ClientException, gl1Exceptions.CommunicationError, ConnectionError) as e:
self._format_exception(e)
#TODO ip, security groups
Returns the instance identifier
'''
- self.logger.debug("Creating VM image '%s' flavor '%s' nics='%s'",image_id, flavor_id,str(net_list))
+ self.logger.debug("new_vminstance input: image='%s' flavor='%s' nics='%s'",image_id, flavor_id,str(net_list))
try:
metadata={}
net_list_vim=[]
for net in net_list:
if not net.get("net_id"): #skip non connected iface
continue
- if net["type"]=="virtual" or net["type"]=="VF":
- port_dict={
- "network_id": net["net_id"],
- "name": net.get("name"),
- "admin_state_up": True
- }
- if net["type"]=="virtual":
- if "vpci" in net:
- metadata_vpci[ net["net_id"] ] = [[ net["vpci"], "" ]]
- else: # for VF
- if "vpci" in net:
- if "VF" not in metadata_vpci:
- metadata_vpci["VF"]=[]
- metadata_vpci["VF"].append([ net["vpci"], "" ])
- port_dict["binding:vnic_type"]="direct"
- if not port_dict["name"]:
- port_dict["name"]=name
- if net.get("mac_address"):
- port_dict["mac_address"]=net["mac_address"]
- if net.get("port_security") == False:
- port_dict["port_security_enabled"]=net["port_security"]
- new_port = self.neutron.create_port({"port": port_dict })
- net["mac_adress"] = new_port["port"]["mac_address"]
- net["vim_id"] = new_port["port"]["id"]
- net["ip"] = new_port["port"].get("fixed_ips", [{}])[0].get("ip_address")
- net_list_vim.append({"port-id": new_port["port"]["id"]})
- else: # for PF
- self.logger.warn("new_vminstance: Warning, can not connect a passthrough interface ")
- #TODO insert this when openstack consider passthrough ports as openstack neutron ports
+
+ port_dict={
+ "network_id": net["net_id"],
+ "name": net.get("name"),
+ "admin_state_up": True
+ }
+ if net["type"]=="virtual":
+ if "vpci" in net:
+ metadata_vpci[ net["net_id"] ] = [[ net["vpci"], "" ]]
+ elif net["type"]=="VF": # for VF
+ if "vpci" in net:
+ if "VF" not in metadata_vpci:
+ metadata_vpci["VF"]=[]
+ metadata_vpci["VF"].append([ net["vpci"], "" ])
+ port_dict["binding:vnic_type"]="direct"
+ else: #For PT
+ if "vpci" in net:
+ if "PF" not in metadata_vpci:
+ metadata_vpci["PF"]=[]
+ metadata_vpci["PF"].append([ net["vpci"], "" ])
+ port_dict["binding:vnic_type"]="direct-physical"
+ if not port_dict["name"]:
+ port_dict["name"]=name
+ if net.get("mac_address"):
+ port_dict["mac_address"]=net["mac_address"]
+ if net.get("port_security") == False:
+ port_dict["port_security_enabled"]=net["port_security"]
+ new_port = self.neutron.create_port({"port": port_dict })
+ net["mac_adress"] = new_port["port"]["mac_address"]
+ net["vim_id"] = new_port["port"]["id"]
+ net["ip"] = new_port["port"].get("fixed_ips", [{}])[0].get("ip_address")
+ net_list_vim.append({"port-id": new_port["port"]["id"]})
+
if net.get('floating_ip', False):
+ net['exit_on_floating_ip_error'] = True
+ external_network.append(net)
+ elif net['use'] == 'mgmt' and self.config.get('use_floating_ip'):
+ net['exit_on_floating_ip_error'] = False
external_network.append(net)
-
+
if metadata_vpci:
metadata = {"pci_assignement": json.dumps(metadata_vpci)}
if len(metadata["pci_assignement"]) >255:
userdata_dict["ssh-authorized-keys"] = cloud_config["key-pairs"]
userdata_dict["users"] = [{"default": None, "ssh-authorized-keys": cloud_config["key-pairs"] }]
if cloud_config.get("users"):
- if "users" not in cloud_config:
+ if "users" not in userdata_dict:
userdata_dict["users"] = [ "default" ]
for user in cloud_config["users"]:
user_info = {
pool_id = None
floating_ips = self.neutron.list_floatingips().get("floatingips", ())
for floating_network in external_network:
- # wait until vm is active
- elapsed_time = 0
- while elapsed_time < server_timeout:
- status = self.nova.servers.get(server.id).status
- if status == 'ACTIVE':
- break
- time.sleep(1)
- elapsed_time += 1
+ try:
+ # wait until vm is active
+ elapsed_time = 0
+ while elapsed_time < server_timeout:
+ status = self.nova.servers.get(server.id).status
+ if status == 'ACTIVE':
+ break
+ time.sleep(1)
+ elapsed_time += 1
- #if we exceeded the timeout rollback
- if elapsed_time >= server_timeout:
- self.delete_vminstance(server.id)
- raise vimconn.vimconnException('Timeout creating instance ' + name,
- http_code=vimconn.HTTP_Request_Timeout)
+ #if we exceeded the timeout rollback
+ if elapsed_time >= server_timeout:
+ raise vimconn.vimconnException('Timeout creating instance ' + name,
+ http_code=vimconn.HTTP_Request_Timeout)
- assigned = False
- while(assigned == False):
- if floating_ips:
- ip = floating_ips.pop(0)
- if not ip.get("port_id", False) and ip.get('tenant_id') == server.tenant_id:
- free_floating_ip = ip.get("floating_ip_address")
+ assigned = False
+ while(assigned == False):
+ if floating_ips:
+ ip = floating_ips.pop(0)
+ if not ip.get("port_id", False) and ip.get('tenant_id') == server.tenant_id:
+ free_floating_ip = ip.get("floating_ip_address")
+ try:
+ fix_ip = floating_network.get('ip')
+ server.add_floating_ip(free_floating_ip, fix_ip)
+ assigned = True
+ except Exception as e:
+ raise vimconn.vimconnException(type(e).__name__ + ": Cannot create floating_ip "+ str(e), http_code=vimconn.HTTP_Conflict)
+ else:
+ #Find the external network
+ external_nets = list()
+ for net in self.neutron.list_networks()['networks']:
+ if net['router:external']:
+ external_nets.append(net)
+
+ if len(external_nets) == 0:
+ raise vimconn.vimconnException("Cannot create floating_ip automatically since no external "
+ "network is present",
+ http_code=vimconn.HTTP_Conflict)
+ if len(external_nets) > 1:
+ raise vimconn.vimconnException("Cannot create floating_ip automatically since multiple "
+ "external networks are present",
+ http_code=vimconn.HTTP_Conflict)
+
+ pool_id = external_nets[0].get('id')
+ param = {'floatingip': {'floating_network_id': pool_id, 'tenant_id': server.tenant_id}}
try:
+ #self.logger.debug("Creating floating IP")
+ new_floating_ip = self.neutron.create_floatingip(param)
+ free_floating_ip = new_floating_ip['floatingip']['floating_ip_address']
fix_ip = floating_network.get('ip')
server.add_floating_ip(free_floating_ip, fix_ip)
- assigned = True
+ assigned=True
except Exception as e:
- self.delete_vminstance(server.id)
- raise vimconn.vimconnException(type(e).__name__ + ": Cannot create floating_ip "+ str(e), http_code=vimconn.HTTP_Conflict)
- else:
- #Find the external network
- external_nets = list()
- for net in self.neutron.list_networks()['networks']:
- if net['router:external']:
- external_nets.append(net)
-
- if len(external_nets) == 0:
- self.delete_vminstance(server.id)
- raise vimconn.vimconnException("Cannot create floating_ip automatically since no external "
- "network is present",
- http_code=vimconn.HTTP_Conflict)
- if len(external_nets) > 1:
- self.delete_vminstance(server.id)
- raise vimconn.vimconnException("Cannot create floating_ip automatically since multiple "
- "external networks are present",
- http_code=vimconn.HTTP_Conflict)
+ raise vimconn.vimconnException(type(e).__name__ + ": Cannot assign floating_ip "+ str(e), http_code=vimconn.HTTP_Conflict)
+ except Exception as e:
+ if not floating_network['exit_on_floating_ip_error']:
+ self.logger.warn("Cannot create floating_ip. %s", str(e))
+ continue
+ self.delete_vminstance(server.id)
+ raise
- pool_id = external_nets[0].get('id')
- param = {'floatingip': {'floating_network_id': pool_id, 'tenant_id': server.tenant_id}}
- try:
- #self.logger.debug("Creating floating IP")
- new_floating_ip = self.neutron.create_floatingip(param)
- free_floating_ip = new_floating_ip['floatingip']['floating_ip_address']
- fix_ip = floating_network.get('ip')
- server.add_floating_ip(free_floating_ip, fix_ip)
- assigned=True
- except Exception as e:
- self.delete_vminstance(server.id)
- raise vimconn.vimconnException(type(e).__name__ + ": Cannot create floating_ip "+ str(e), http_code=vimconn.HTTP_Conflict)
-
return server.id
# except nvExceptions.NotFound as e:
# error_value=-vimconn.HTTP_Not_Found
# error_text= "vm instance %s not found" % vm_id
- except (ksExceptions.ClientException, nvExceptions.ClientException, ConnectionError
- ) as e:
+ except (ksExceptions.ClientException, nvExceptions.ClientException, ConnectionError) as e:
# delete the volumes we just created
if block_device_mapping != None:
for volume_id in block_device_mapping.itervalues():
vim_net_id: #network id where this interface is connected
vim_interface_id: #interface/port VIM id
ip_address: #null, or text with IPv4, IPv6 address
+ compute_node: #identification of compute node where PF,VF interface is allocated
+ pci: #PCI address of the NIC that hosts the PF,VF
+ vlan: #physical VLAN used for VF
'''
vm_dict={}
self.logger.debug("refresh_vms status: Getting tenant VM instance information from VIM")
interface["mac_address"] = port.get("mac_address")
interface["vim_net_id"] = port["network_id"]
interface["vim_interface_id"] = port["id"]
+ interface["compute_node"] = vm_vim['OS-EXT-SRV-ATTR:host']
+ interface["pci"] = None
+ if port['binding:profile'].get('pci_slot'):
+ # TODO: At the moment sr-iov pci addresses are converted to PF pci addresses by setting the slot to 0x00
+ # TODO: This is just a workaround valid for niantinc. Find a better way to do so
+ # CHANGE DDDD:BB:SS.F to DDDD:BB:00.(F%2) assuming there are 2 ports per nic
+ pci = port['binding:profile']['pci_slot']
+ # interface["pci"] = pci[:-4] + "00." + str(int(pci[-1]) % 2)
+ interface["pci"] = pci
+ interface["vlan"] = None
+ #if network is of type vlan and port is of type direct (sr-iov) then set vlan id
+ network = self.neutron.show_network(port["network_id"])
+ if network['network'].get('provider:network_type') == 'vlan' and \
+ port.get("binding:vnic_type") == "direct":
+ interface["vlan"] = network['network'].get('provider:segmentation_id')
ips=[]
#look for floating ip address
floating_ip_dict = self.neutron.list_floatingips(port_id=port["id"])