# 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 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.orchestrator.heat import HeatTemplate, get_short_key_uuid
+from yardstick.definitions import YARDSTICK_ROOT_PATH
+
+LOG = logging.getLogger(__name__)
class HeatContext(Context):
- '''Class that represents a context in the logical model'''
+ """Class that represents a context in the logical model"""
__context_type__ = "Heat"
self.networks = []
self.servers = []
self.placement_groups = []
+ self.server_groups = []
self.keypair_name = None
self.secgroup_name = None
self._server_map = {}
self._user = None
self.template_file = None
self.heat_parameters = None
- super(self.__class__, self).__init__()
-
- def init(self, attrs):
- '''initializes itself from the supplied arguments'''
+ # 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 = ''.join(
+ [YARDSTICK_ROOT_PATH, 'yardstick/resources/files/yardstick_key-',
+ get_short_key_uuid(self.key_uuid)])
+ super(HeatContext, self).__init__()
+
+ def init(self, attrs): # pragma: no cover
+ """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")
- if "flavor" in attrs:
- self._flavor = attrs["flavor"]
+ self._flavor = attrs.get("flavor")
- 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.placement_groups = [PlacementGroup(name, self, pgattrs["policy"])
+ for name, pgattrs in attrs.get(
+ "placement_groups", {}).items()]
+
+ 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.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)
+ 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()))
+ del rsa_key
+
@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'''
- template.add_keypair(self.keypair_name)
+ """add to the template the resources represented by this context"""
+ template.add_keypair(self.keypair_name, self.key_uuid)
template.add_security_group(self.secgroup_name)
for network in self.networks:
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)
+ # workround for openstack nova bug, check JIRA: YARDSTICK-200
+ # for details
+ if len(availability_servers) == 2:
+ if not scheduler_hints["different_host"]:
+ scheduler_hints.pop("different_host", None)
+ server.add_to_template(template,
+ self.networks,
+ scheduler_hints)
+ else:
+ scheduler_hints["different_host"] = \
+ scheduler_hints["different_host"][0]
+ server.add_to_template(template,
+ self.networks,
+ scheduler_hints)
+ else:
+ server.add_to_template(template,
+ self.networks,
+ scheduler_hints)
added_servers.append(server.stack_name)
# create list of servers with affinity policy
server.add_to_template(template, self.networks, 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,
+ self.networks, scheduler_hints)
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)
# copy some vital stack output into server objects
for server in self.servers:
- if len(server.ports) > 0:
+ if server.ports:
# TODO(hafe) can only handle one internal network for now
- port = server.ports.values()[0]
+ port = next(iter(server.ports.values()))
server.private_ip = self.stack.outputs[port["stack_name"]]
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 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:
+ LOG.exception("Key filename %s", self.key_filename)
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')
+ 'yardstick.resources',
+ 'files/yardstick_key-' + get_short_key_uuid(self.key_uuid))
- if type(attr_name) is dict:
+ if isinstance(attr_name, collections.Mapping):
cname = attr_name["name"].split(".")[1]
if cname != self.name:
return None
Code Review / yardstick.git / blobdiff