def test_InstanceMetadata_uses_passed_network_info(self):
network_info = []
self.mox.StubOutWithMock(netutils, "get_injected_network_template")
netutils.get_injected_network_template(network_info).AndReturn(False)
self.mox.ReplayAll()
base.InstanceMetadata(fake_inst_obj(self.context),
network_info=network_info)
def test_InstanceMetadata_queries_network_API_when_needed(self):
network_info_from_api = []
self.mox.StubOutWithMock(netutils, "get_injected_network_template")
netutils.get_injected_network_template(
network_info_from_api).AndReturn(False)
self.mox.ReplayAll()
base.InstanceMetadata(fake_inst_obj(self.context))
def _setup_injected_network_scenario(self,
should_inject=True,
use_ipv4=True,
use_ipv6=False,
gateway=True,
dns=True,
two_interfaces=False,
libvirt_virt_type=None):
"""Check that netutils properly decides whether to inject based on
whether the supplied subnet is static or dynamic.
"""
network = fake_network_cache_model.new_network({'subnets': []})
subnet_dict = {}
if not gateway:
subnet_dict['gateway'] = None
if not dns:
subnet_dict['dns'] = None
if not should_inject:
subnet_dict['dhcp_server'] = '10.10.0.1'
if use_ipv4:
network.add_subnet(
fake_network_cache_model.new_subnet(subnet_dict))
if should_inject and use_ipv6:
gateway_ip = fake_network_cache_model.new_ip(
dict(address='1234:567::1'))
ip = fake_network_cache_model.new_ip(dict(address='1234:567::2'))
ipv6_subnet_dict = dict(
cidr='1234:567::/48',
gateway=gateway_ip,
dns=[
fake_network_cache_model.new_ip(
dict(address='2001:4860:4860::8888')),
fake_network_cache_model.new_ip(
dict(address='2001:4860:4860::8844'))
],
ips=[ip])
if not gateway:
ipv6_subnet_dict['gateway'] = None
network.add_subnet(
fake_network_cache_model.new_subnet(ipv6_subnet_dict))
# Behave as though CONF.flat_injected is True
network['meta']['injected'] = True
vif = fake_network_cache_model.new_vif({'network': network})
vifs = [vif]
if two_interfaces:
vifs.append(vif)
nwinfo = model.NetworkInfo(vifs)
return netutils.get_injected_network_template(
nwinfo, use_ipv6=use_ipv6, libvirt_virt_type=libvirt_virt_type)
def _setup_injected_network_scenario(self, should_inject=True,
use_ipv4=True, use_ipv6=False,
gateway=True, dns=True,
two_interfaces=False,
libvirt_virt_type=None):
"""Check that netutils properly decides whether to inject based on
whether the supplied subnet is static or dynamic.
"""
network = fake_network_cache_model.new_network({'subnets': []})
subnet_dict = {}
if not gateway:
subnet_dict['gateway'] = None
if not dns:
subnet_dict['dns'] = None
if not should_inject:
subnet_dict['dhcp_server'] = '10.10.0.1'
if use_ipv4:
network.add_subnet(
fake_network_cache_model.new_subnet(subnet_dict))
if should_inject and use_ipv6:
gateway_ip = fake_network_cache_model.new_ip(dict(
address='1234:567::1'))
ip = fake_network_cache_model.new_ip(dict(
address='1234:567::2'))
ipv6_subnet_dict = dict(
cidr='1234:567::/48',
gateway=gateway_ip,
dns=[fake_network_cache_model.new_ip(
dict(address='2001:4860:4860::8888')),
fake_network_cache_model.new_ip(
dict(address='2001:4860:4860::8844'))],
ips=[ip])
if not gateway:
ipv6_subnet_dict['gateway'] = None
network.add_subnet(fake_network_cache_model.new_subnet(
ipv6_subnet_dict))
# Behave as though CONF.flat_injected is True
network['meta']['injected'] = True
vif = fake_network_cache_model.new_vif({'network': network})
vifs = [vif]
if two_interfaces:
vifs.append(vif)
nwinfo = model.NetworkInfo(vifs)
return netutils.get_injected_network_template(
nwinfo, use_ipv6=use_ipv6, libvirt_virt_type=libvirt_virt_type)
def __init__(self, instance, address=None, content=None, extra_md=None,
conductor_api=None, network_info=None, vd_driver=None):
"""Creation of this object should basically cover all time consuming
collection. Methods after that should not cause time delays due to
network operations or lengthy cpu operations.
The user should then get a single instance and make multiple method
calls on it.
"""
if not content:
content = []
ctxt = context.get_admin_context()
# The default value of mimeType is set to MIME_TYPE_TEXT_PLAIN
self.set_mimetype(MIME_TYPE_TEXT_PLAIN)
self.instance = instance
self.extra_md = extra_md
if conductor_api:
capi = conductor_api
else:
capi = conductor.API()
self.availability_zone = az.get_instance_availability_zone(ctxt,
instance)
self.security_groups = objects.SecurityGroupList.get_by_instance(
ctxt, instance)
self.mappings = _format_instance_mapping(ctxt, instance)
if instance.user_data is not None:
self.userdata_raw = base64.b64decode(instance.user_data)
else:
self.userdata_raw = None
self.ec2_ids = capi.get_ec2_ids(ctxt,
obj_base.obj_to_primitive(instance))
self.address = address
# expose instance metadata.
self.launch_metadata = utils.instance_meta(instance)
self.password = password.extract_password(instance)
self.uuid = instance.uuid
self.content = {}
self.files = []
# get network info, and the rendered network template
if network_info is None:
network_info = instance.info_cache.network_info
self.ip_info = \
ec2utils.get_ip_info_for_instance_from_nw_info(network_info)
self.network_config = None
cfg = netutils.get_injected_network_template(network_info)
if cfg:
key = "%04i" % len(self.content)
self.content[key] = cfg
self.network_config = {"name": "network_config",
'content_path': "/%s/%s" % (CONTENT_DIR, key)}
# 'content' is passed in from the configdrive code in
# patron/virt/libvirt/driver.py. That's how we get the injected files
# (personalities) in. AFAIK they're not stored in the db at all,
# so are not available later (web service metadata time).
for (path, contents) in content:
key = "%04i" % len(self.content)
self.files.append({'path': path,
'content_path': "/%s/%s" % (CONTENT_DIR, key)})
self.content[key] = contents
if vd_driver is None:
vdclass = importutils.import_class(CONF.vendordata_driver)
else:
vdclass = vd_driver
self.vddriver = vdclass(instance=instance, address=address,
extra_md=extra_md, network_info=network_info)
self.route_configuration = None
