0d1b2d9f2a
Tempest provides stable library interfaces under tempest.lib. This patch switches to use it for data_utils. Tempest will remove the deprecated version of data_utils in https://review.opendev.org/c/openstack/tempest/+/499869 Change-Id: I82621da3b9fe33063827f4f662b8fe9b07d6acee
202 lines
8.0 KiB
Python
202 lines
8.0 KiB
Python
# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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import socket
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import subprocess
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from tempest.common import waiters
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from tempest import config
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from tempest.lib.common.utils import data_utils
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from tempest.lib.common.utils import test_utils
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import tempest_stress.stressaction as stressaction
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CONF = config.CONF
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class FloatingStress(stressaction.StressAction):
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# from the scenario manager
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def ping_ip_address(self, ip_address):
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cmd = ['ping', '-c1', '-w1', ip_address]
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proc = subprocess.Popen(cmd,
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stdout=subprocess.PIPE,
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stderr=subprocess.PIPE)
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proc.communicate()
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success = proc.returncode == 0
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return success
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def tcp_connect_scan(self, addr, port):
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# like tcp
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s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
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try:
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s.connect((addr, port))
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except socket.error as exc:
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self.logger.info("%s(%s): %s", self.server_id, self.floating['ip'],
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str(exc))
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return False
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self.logger.info("%s(%s): Connected :)", self.server_id,
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self.floating['ip'])
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s.close()
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return True
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def check_port_ssh(self):
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def func():
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return self.tcp_connect_scan(self.floating['ip'], 22)
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if not test_utils.call_until_true(func, self.check_timeout,
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self.check_interval):
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raise RuntimeError("Cannot connect to the ssh port.")
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def check_icmp_echo(self):
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self.logger.info("%s(%s): Pinging..",
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self.server_id, self.floating['ip'])
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def func():
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return self.ping_ip_address(self.floating['ip'])
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if not test_utils.call_until_true(func, self.check_timeout,
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self.check_interval):
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raise RuntimeError("%s(%s): Cannot ping the machine.",
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self.server_id, self.floating['ip'])
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self.logger.info("%s(%s): pong :)",
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self.server_id, self.floating['ip'])
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def _create_vm(self):
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self.name = name = data_utils.rand_name(
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self.__class__.__name__ + "-instance")
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servers_client = self.manager.servers_client
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self.logger.info("creating %s" % name)
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vm_args = self.vm_extra_args.copy()
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vm_args['security_groups'] = [self.sec_grp]
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server = servers_client.create_server(name=name, imageRef=self.image,
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flavorRef=self.flavor,
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**vm_args)['server']
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self.server_id = server['id']
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if self.wait_after_vm_create:
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waiters.wait_for_server_status(self.manager.servers_client,
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self.server_id, 'ACTIVE')
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def _destroy_vm(self):
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self.logger.info("deleting %s" % self.server_id)
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self.manager.servers_client.delete_server(self.server_id)
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waiters.wait_for_server_termination(self.manager.servers_client,
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self.server_id)
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self.logger.info("deleted %s" % self.server_id)
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def _create_sec_group(self):
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sec_grp_cli = self.manager.compute_security_groups_client
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s_name = data_utils.rand_name(self.__class__.__name__ + '-sec_grp')
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s_description = data_utils.rand_name('desc')
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self.sec_grp = sec_grp_cli.create_security_group(
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name=s_name, description=s_description)['security_group']
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create_rule = sec_grp_cli.create_security_group_rule
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create_rule(parent_group_id=self.sec_grp['id'], ip_protocol='tcp',
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from_port=22, to_port=22)
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create_rule(parent_group_id=self.sec_grp['id'], ip_protocol='icmp',
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from_port=-1, to_port=-1)
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def _destroy_sec_grp(self):
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sec_grp_cli = self.manager.compute_security_groups_client
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sec_grp_cli.delete_security_group(self.sec_grp['id'])
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def _create_floating_ip(self):
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floating_cli = self.manager.compute_floating_ips_client
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self.floating = (floating_cli.create_floating_ip(self.floating_pool)
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['floating_ip'])
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def _destroy_floating_ip(self):
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cli = self.manager.compute_floating_ips_client
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cli.delete_floating_ip(self.floating['id'])
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cli.wait_for_resource_deletion(self.floating['id'])
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self.logger.info("Deleted Floating IP %s", str(self.floating['ip']))
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def setUp(self, **kwargs):
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self.image = CONF.compute.image_ref
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self.flavor = CONF.compute.flavor_ref
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self.vm_extra_args = kwargs.get('vm_extra_args', {})
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self.wait_after_vm_create = kwargs.get('wait_after_vm_create',
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True)
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self.new_vm = kwargs.get('new_vm', False)
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self.new_sec_grp = kwargs.get('new_sec_group', False)
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self.new_floating = kwargs.get('new_floating', False)
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self.reboot = kwargs.get('reboot', False)
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self.floating_pool = kwargs.get('floating_pool', None)
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self.verify = kwargs.get('verify', ('check_port_ssh',
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'check_icmp_echo'))
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self.check_timeout = kwargs.get('check_timeout', 120)
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self.check_interval = kwargs.get('check_interval', 1)
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self.wait_for_disassociate = kwargs.get('wait_for_disassociate',
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True)
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# allocate floating
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if not self.new_floating:
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self._create_floating_ip()
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# add security group
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if not self.new_sec_grp:
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self._create_sec_group()
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# create vm
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if not self.new_vm:
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self._create_vm()
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def wait_disassociate(self):
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cli = self.manager.compute_floating_ips_client
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def func():
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floating = (cli.show_floating_ip(self.floating['id'])
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['floating_ip'])
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return floating['instance_id'] is None
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if not test_utils.call_until_true(func, self.check_timeout,
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self.check_interval):
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raise RuntimeError("IP disassociate timeout!")
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def run_core(self):
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cli = self.manager.compute_floating_ips_client
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cli.associate_floating_ip_to_server(self.floating['ip'],
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self.server_id)
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for method in self.verify:
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m = getattr(self, method)
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m()
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cli.disassociate_floating_ip_from_server(self.floating['ip'],
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self.server_id)
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if self.wait_for_disassociate:
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self.wait_disassociate()
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def run(self):
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if self.new_sec_grp:
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self._create_sec_group()
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if self.new_floating:
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self._create_floating_ip()
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if self.new_vm:
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self._create_vm()
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if self.reboot:
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self.manager.servers_client.reboot(self.server_id, 'HARD')
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waiters.wait_for_server_status(self.manager.servers_client,
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self.server_id, 'ACTIVE')
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self.run_core()
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if self.new_vm:
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self._destroy_vm()
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if self.new_floating:
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self._destroy_floating_ip()
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if self.new_sec_grp:
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self._destroy_sec_grp()
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def tearDown(self):
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if not self.new_vm:
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self._destroy_vm()
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if not self.new_floating:
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self._destroy_floating_ip()
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if not self.new_sec_grp:
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self._destroy_sec_grp()
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