# http://www.apache.org/licenses/LICENSE-2.0
##############################################################################
+from __future__ import absolute_import
+from __future__ import print_function
+
+import collections
+import logging
import os
-import sys
import uuid
-import pkg_resources
+from collections import OrderedDict
+
+import ipaddress
import paramiko
+import pkg_resources
from yardstick.benchmark.contexts.base import Context
-from yardstick.benchmark.contexts.model import Server
-from yardstick.benchmark.contexts.model import PlacementGroup
from yardstick.benchmark.contexts.model import Network
+from yardstick.benchmark.contexts.model import PlacementGroup, ServerGroup
+from yardstick.benchmark.contexts.model import Server
from yardstick.benchmark.contexts.model import update_scheduler_hints
-from yardstick.orchestrator.heat import HeatTemplate
-from yardstick.definitions import YARDSTICK_ROOT_PATH
+from yardstick.common.openstack_utils import get_neutron_client
+from yardstick.orchestrator.heat import HeatTemplate, get_short_key_uuid
+from yardstick.common.constants import YARDSTICK_ROOT_PATH
+
+LOG = logging.getLogger(__name__)
+
+DEFAULT_HEAT_TIMEOUT = 3600
class HeatContext(Context):
- '''Class that represents a context in the logical model'''
+ """Class that represents a context in the logical model"""
__context_type__ = "Heat"
def __init__(self):
self.name = None
self.stack = None
- self.networks = []
+ self.networks = OrderedDict()
self.servers = []
self.placement_groups = []
+ self.server_groups = []
self.keypair_name = None
self.secgroup_name = None
self._server_map = {}
self._image = None
self._flavor = None
+ self.flavors = set()
self._user = None
self.template_file = None
self.heat_parameters = None
+ self.neutron_client = None
# generate an uuid to identify yardstick_key
# the first 8 digits of the uuid will be used
self.key_uuid = uuid.uuid4()
- self.key_filename = YARDSTICK_ROOT_PATH + \
- 'yardstick/resources/files/yardstick_key-' + str(self.key_uuid)[:8]
- super(self.__class__, self).__init__()
+ self.heat_timeout = None
+ self.key_filename = ''.join(
+ [YARDSTICK_ROOT_PATH, 'yardstick/resources/files/yardstick_key-',
+ get_short_key_uuid(self.key_uuid)])
+ super(HeatContext, self).__init__()
+
+ def assign_external_network(self, networks):
+ sorted_networks = sorted(networks.items())
+ external_network = os.environ.get("EXTERNAL_NETWORK", "net04_ext")
+
+ have_external_network = any(net.get("external_network") for net in networks.values())
+ if sorted_networks and not have_external_network:
+ # no external net defined, assign it to first network using os.environ
+ sorted_networks[0][1]["external_network"] = external_network
+
+ self.networks = OrderedDict((name, Network(name, self, attrs))
+ for name, attrs in sorted_networks)
def init(self, attrs):
- '''initializes itself from the supplied arguments'''
+ """initializes itself from the supplied arguments"""
self.name = attrs["name"]
- if "user" in attrs:
- self._user = attrs["user"]
+ self._user = attrs.get("user")
- if "heat_template" in attrs:
- self.template_file = attrs["heat_template"]
- self.heat_parameters = attrs.get("heat_parameters", None)
+ self.template_file = attrs.get("heat_template")
+ if self.template_file:
+ self.heat_parameters = attrs.get("heat_parameters")
return
self.keypair_name = self.name + "-key"
self.secgroup_name = self.name + "-secgroup"
- if "image" in attrs:
- self._image = attrs["image"]
+ self._image = attrs.get("image")
+
+ self._flavor = attrs.get("flavor")
+
+ self.heat_timeout = attrs.get("timeout", DEFAULT_HEAT_TIMEOUT)
- if "flavor" in attrs:
- self._flavor = attrs["flavor"]
+ self.placement_groups = [PlacementGroup(name, self, pgattrs["policy"])
+ for name, pgattrs in attrs.get(
+ "placement_groups", {}).items()]
- if "placement_groups" in attrs:
- for name, pgattrs in attrs["placement_groups"].items():
- pg = PlacementGroup(name, self, pgattrs["policy"])
- self.placement_groups.append(pg)
+ self.server_groups = [ServerGroup(name, self, sgattrs["policy"])
+ for name, sgattrs in attrs.get(
+ "server_groups", {}).items()]
- for name, netattrs in attrs["networks"].items():
- network = Network(name, self, netattrs)
- self.networks.append(network)
+ # we have to do this first, because we are injecting external_network
+ # into the dict
+ self.assign_external_network(attrs["networks"])
- for name, serverattrs in attrs["servers"].items():
+ for name, serverattrs in sorted(attrs["servers"].items()):
server = Server(name, self, serverattrs)
self.servers.append(server)
self._server_map[server.dn] = server
rsa_key = paramiko.RSAKey.generate(bits=2048, progress_func=None)
rsa_key.write_private_key_file(self.key_filename)
- open(self.key_filename + ".pub", "w").write("%s %s\n" %
- (rsa_key.get_name(),
- rsa_key.get_base64()))
- del rsa_key
+ print("Writing %s ..." % self.key_filename)
+ with open(self.key_filename + ".pub", "w") as pubkey_file:
+ pubkey_file.write(
+ "%s %s\n" % (rsa_key.get_name(), rsa_key.get_base64()))
@property
def image(self):
- '''returns application's default image name'''
+ """returns application's default image name"""
return self._image
@property
def flavor(self):
- '''returns application's default flavor name'''
+ """returns application's default flavor name"""
return self._flavor
@property
def user(self):
- '''return login user name corresponding to image'''
+ """return login user name corresponding to image"""
return self._user
def _add_resources_to_template(self, template):
- '''add to the template the resources represented by this context'''
+ """add to the template the resources represented by this context"""
+
+ if self.flavor:
+ if isinstance(self.flavor, dict):
+ flavor = self.flavor.setdefault("name", self.name + "-flavor")
+ template.add_flavor(**self.flavor)
+ self.flavors.add(flavor)
+
template.add_keypair(self.keypair_name, self.key_uuid)
template.add_security_group(self.secgroup_name)
- for network in self.networks:
- template.add_network(network.stack_name)
+ for network in self.networks.values():
+ template.add_network(network.stack_name,
+ network.physical_network,
+ network.provider,
+ network.segmentation_id,
+ network.port_security_enabled)
template.add_subnet(network.subnet_stack_name, network.stack_name,
- network.subnet_cidr)
+ network.subnet_cidr,
+ network.enable_dhcp,
+ network.gateway_ip)
if network.router:
template.add_router(network.router.stack_name,
availability_servers.append(server)
break
+ for server in availability_servers:
+ if isinstance(server.flavor, dict):
+ try:
+ self.flavors.add(server.flavor["name"])
+ except KeyError:
+ self.flavors.add(server.stack_name + "-flavor")
+
# add servers with availability policy
added_servers = []
for server in availability_servers:
scheduler_hints = {}
for pg in server.placement_groups:
update_scheduler_hints(scheduler_hints, added_servers, pg)
- # workround for openstack nova bug, check JIRA: YARDSTICK-200
+ # workaround for openstack nova bug, check JIRA: YARDSTICK-200
# for details
if len(availability_servers) == 2:
- if len(scheduler_hints["different_host"]) == 0:
+ if not scheduler_hints["different_host"]:
scheduler_hints.pop("different_host", None)
server.add_to_template(template,
- self.networks,
+ list(self.networks.values()),
scheduler_hints)
- added_servers.append(server.stack_name)
else:
scheduler_hints["different_host"] = \
scheduler_hints["different_host"][0]
server.add_to_template(template,
- self.networks,
+ list(self.networks.values()),
scheduler_hints)
- added_servers.append(server.stack_name)
else:
server.add_to_template(template,
- self.networks,
+ list(self.networks.values()),
scheduler_hints)
- added_servers.append(server.stack_name)
+ added_servers.append(server.stack_name)
# create list of servers with affinity policy
affinity_servers = []
scheduler_hints = {}
for pg in server.placement_groups:
update_scheduler_hints(scheduler_hints, added_servers, pg)
- server.add_to_template(template, self.networks, scheduler_hints)
+ server.add_to_template(template, list(self.networks.values()),
+ scheduler_hints)
added_servers.append(server.stack_name)
+ # add server group
+ for sg in self.server_groups:
+ template.add_server_group(sg.name, sg.policy)
+
# add remaining servers with no placement group configured
for server in list_of_servers:
- if len(server.placement_groups) == 0:
- server.add_to_template(template, self.networks, {})
+ # TODO placement_group and server_group should combine
+ if not server.placement_groups:
+ scheduler_hints = {}
+ # affinity/anti-aff server group
+ sg = server.server_group
+ if sg:
+ scheduler_hints["group"] = {'get_resource': sg.name}
+ server.add_to_template(template,
+ list(self.networks.values()),
+ scheduler_hints)
+
+ def get_neutron_info(self):
+ if not self.neutron_client:
+ self.neutron_client = get_neutron_client()
+
+ networks = self.neutron_client.list_networks()
+ for network in self.networks.values():
+ for neutron_net in networks['networks']:
+ if neutron_net['name'] == network.stack_name:
+ network.segmentation_id = neutron_net.get('provider:segmentation_id')
+ # we already have physical_network
+ # network.physical_network = neutron_net.get('provider:physical_network')
+ network.network_type = neutron_net.get('provider:network_type')
+ network.neutron_info = neutron_net
def deploy(self):
- '''deploys template into a stack using cloud'''
- print "Deploying context '%s'" % self.name
+ """deploys template into a stack using cloud"""
+ print("Deploying context '%s'" % self.name)
heat_template = HeatTemplate(self.name, self.template_file,
self.heat_parameters)
self._add_resources_to_template(heat_template)
try:
- self.stack = heat_template.create()
+ self.stack = heat_template.create(block=True,
+ timeout=self.heat_timeout)
except KeyboardInterrupt:
- sys.exit("\nStack create interrupted")
- except RuntimeError as err:
- sys.exit("error: failed to deploy stack: '%s'" % err.args)
- except Exception as err:
- sys.exit("error: failed to deploy stack: '%s'" % err)
+ raise SystemExit("\nStack create interrupted")
+ except:
+ LOG.exception("stack failed")
+ # let the other failures happen, we want stack trace
+ raise
+
+ # TODO: use Neutron to get segementation-id
+ self.get_neutron_info()
# copy some vital stack output into server objects
for server in self.servers:
- if len(server.ports) > 0:
- # TODO(hafe) can only handle one internal network for now
- port = server.ports.values()[0]
- server.private_ip = self.stack.outputs[port["stack_name"]]
+ if server.ports:
+ self.add_server_port(server)
if server.floating_ip:
server.public_ip = \
self.stack.outputs[server.floating_ip["stack_name"]]
- print "Context '%s' deployed" % self.name
+ print("Context '%s' deployed" % self.name)
+
+ def add_server_port(self, server):
+ # TODO(hafe) can only handle one internal network for now
+ port = next(iter(server.ports.values()))
+ server.private_ip = self.stack.outputs[port["stack_name"]]
+ server.interfaces = {}
+ for network_name, port in server.ports.items():
+ server.interfaces[network_name] = self.make_interface_dict(
+ network_name, port['stack_name'], self.stack.outputs)
+
+ def make_interface_dict(self, network_name, stack_name, outputs):
+ private_ip = outputs[stack_name]
+ mac_addr = outputs[stack_name + "-mac_address"]
+ subnet_cidr_key = "-".join([self.name, network_name, 'subnet', 'cidr'])
+ gateway_key = "-".join([self.name, network_name, 'subnet', 'gateway_ip'])
+ subnet_cidr = outputs[subnet_cidr_key]
+ subnet_ip = ipaddress.ip_network(subnet_cidr)
+ return {
+ "private_ip": private_ip,
+ "subnet_id": outputs[stack_name + "-subnet_id"],
+ "subnet_cidr": subnet_cidr,
+ "network": str(subnet_ip.network_address),
+ "netmask": str(subnet_ip.netmask),
+ "gateway_ip": outputs[gateway_key],
+ "mac_address": mac_addr,
+ "device_id": outputs[stack_name + "-device_id"],
+ "network_id": outputs[stack_name + "-network_id"],
+ "network_name": network_name,
+ # to match vnf_generic
+ "local_mac": mac_addr,
+ "local_ip": private_ip,
+ "vld_id": self.networks[network_name].vld_id,
+ }
def undeploy(self):
- '''undeploys stack from cloud'''
+ """undeploys stack from cloud"""
if self.stack:
- print "Undeploying context '%s'" % self.name
+ print("Undeploying context '%s'" % self.name)
self.stack.delete()
self.stack = None
- print "Context '%s' undeployed" % self.name
+ print("Context '%s' undeployed" % self.name)
if os.path.exists(self.key_filename):
try:
os.remove(self.key_filename)
os.remove(self.key_filename + ".pub")
- except OSError, e:
- print ("Error: %s - %s." % (e.key_filename, e.strerror))
+ except OSError:
+ LOG.exception("Key filename %s", self.key_filename)
+
+ super(HeatContext, self).undeploy()
+
+ @staticmethod
+ def generate_routing_table(server):
+ routes = [
+ {
+ "network": intf["network"],
+ "netmask": intf["netmask"],
+ "if": name,
+ "gateway": intf["gateway_ip"],
+ }
+ for name, intf in server.interfaces.items()
+ ]
+ return routes
def _get_server(self, attr_name):
- '''lookup server info by name from context
+ """lookup server info by name from context
attr_name: either a name for a server created by yardstick or a dict
with attribute name mapping when using external heat templates
- '''
+ """
key_filename = pkg_resources.resource_filename(
- 'yardstick.resources', 'files/yardstick_key-{:.{width}}'.format(
- self.key_uuid, width=8))
+ 'yardstick.resources',
+ 'files/yardstick_key-' + get_short_key_uuid(self.key_uuid))
- if type(attr_name) is dict:
+ if not isinstance(attr_name, collections.Mapping):
+ server = self._server_map.get(attr_name, None)
+
+ else:
cname = attr_name["name"].split(".")[1]
if cname != self.name:
return None
server = Server(attr_name["name"].split(".")[0], self, {})
server.public_ip = public_ip
server.private_ip = private_ip
- else:
- if attr_name not in self._server_map:
- return None
- server = self._server_map[attr_name]
if server is None:
return None
result = {
"user": server.context.user,
"key_filename": key_filename,
- "private_ip": server.private_ip
+ "private_ip": server.private_ip,
+ "interfaces": server.interfaces,
+ "routing_table": self.generate_routing_table(server),
+ # empty IPv6 routing table
+ "nd_route_tbl": [],
}
# Target server may only have private_ip
if server.public_ip:
result["ip"] = server.public_ip
return result
+
+ def _get_network(self, attr_name):
+ if not isinstance(attr_name, collections.Mapping):
+ network = self.networks.get(attr_name, None)
+
+ else:
+ # Don't generalize too much Just support vld_id
+ vld_id = attr_name.get('vld_id')
+ if vld_id is None:
+ return None
+
+ network = next((n for n in self.networks.values() if
+ getattr(n, "vld_id", None) == vld_id), None)
+
+ if network is None:
+ return None
+
+ result = {
+ "name": network.name,
+ "vld_id": network.vld_id,
+ "segmentation_id": network.segmentation_id,
+ "network_type": network.network_type,
+ "physical_network": network.physical_network,
+ }
+ return result
Code Review / yardstick.git / blobdiff