251 lines
8.8 KiB
Python
251 lines
8.8 KiB
Python
# Copyright 2014
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# The Cloudscaling Group, Inc.
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#
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# 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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# 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 time
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from testtools import content as test_content
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import tempest.cloudscaling.base as base
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import tempest.cloudscaling.thirdparty.scenario.aws_compat.base as aws_base
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import tempest.cloudscaling.utils as utils
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from tempest.lib.common.utils.linux import remote_client
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from tempest.lib import decorators
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from tempest.thirdparty.boto.utils import wait as boto_wait
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import logging
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logging.getLogger('boto').setLevel(logging.CRITICAL)
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LOG = logging.getLogger(__name__)
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class VolumeBenchmarkTest(base.BaseBenchmarkTest, aws_base.BaseAWSTest):
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class Context:
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instance = None
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ssh = None
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volume = None
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part_lines = None
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volume_ready = False
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volume_filled = False
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snapshot = None
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@classmethod
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@test.safe_setup
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def setUpClass(cls):
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super(VolumeBenchmarkTest, cls).setUpClass()
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cls._load_benchmark_data("VolumeBenchmarkTest")
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cfg = cls.config.cloudscaling
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image_name = cfg.general_image_name
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cls.ssh_user = cfg.general_ssh_user_name
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cls.volume_size = cfg.volume_benchmark_volume_size_gb
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cls.volume_fill = cfg.volume_benchmark_volume_fill_percent
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cls.volume_attach_name = "sdh"
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cls.ctx = cls.Context()
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cls.image_id = cls._prepare_image_id(image_name)
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cls.keypair = cls._prepare_key_pair()
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sg = cls._prepare_security_group()
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cls.sec_group_name = sg.name
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# NOTE(apavlov): ec2-run-instances --key KEYPAIR IMAGE
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reservation = cls.ec2_client.run_instances(cls.image_id,
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instance_type=cls.instance_type,
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key_name=cls.keypair.name,
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security_groups=(cls.sec_group_name,))
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cls.addResourceCleanUp(cls.destroy_reservation, reservation)
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instance = reservation.instances[0]
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LOG.info("state: %s", instance.state)
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# NOTE(apavlov): wait until it runs (ec2-describe-instances INSTANCE)
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cls._wait_instance_state(instance, "running")
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cls.ctx.instance = instance
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ip_address = cls._prepare_public_ip(instance)
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ssh = remote_client.RemoteClient(ip_address,
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cls.ssh_user,
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pkey=cls.keypair.material)
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cls.ctx.ssh = ssh
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def _volume_state(self):
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self.ctx.volume.update(validate=True)
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return self.ctx.volume.status
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def _part_state(self):
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current = self.ctx.ssh.get_partitions().split('\n')
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if len(current) > len(self.ctx.part_lines):
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return 1
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if len(current) < len(self.ctx.part_lines):
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return -1
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return 0
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def _start_test(self):
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self.start_time = time.time()
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def _end_test(self, detail_description):
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end_time = time.time()
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self.test_time = end_time - self.start_time
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content = test_content.text_content(
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detail_description + " time: " + str(self.test_time) + "s")
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self.addDetail("Current", content)
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reference_time = self._get_benchmark_result()
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if reference_time is not None:
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content = test_content.text_content(
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"Min time: " + str(reference_time[0]) + "s, " +
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"Max time: " + str(reference_time[1]) + "s")
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self.addDetail("AWS", content)
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def _check_test(self):
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reference_time = self._get_benchmark_result()
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if reference_time is not None:
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self.assertLessEqual(self.test_time, float(reference_time[1]),
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str(self.test_time) + "s (current) > " +
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reference_time[1] + "s (AWS)")
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@decorators.attr(type='benchmark')
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def test_001_attach_volume(self):
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"""Attach volume"""
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if self.ctx.ssh is None:
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raise self.skipException("Booting failed")
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self._start_test()
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# NOTE(apavlov): ec2-create-volume -z ZONE -s SIZE_GB
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zone = self.ctx.instance.placement
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volume = self.ec2_client.create_volume(self.volume_size, zone)
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self.addResourceCleanUp(self.destroy_volume_wait, volume)
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self.ctx.volume = volume
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# NOTE(apavlov): wait it (ec2-describe-volumes VOLUME)
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self.assertVolumeStatusWait(volume, "available")
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# NOTE(apavlov): ec2-attach-volume -d /dev/XXX -i INSTANCE VOLUME
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# and wait until it will be available
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self.ctx.part_lines = self.ctx.ssh.get_partitions().split('\n')
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volume.attach(self.ctx.instance.id, "/dev/" + self.volume_attach_name)
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# NOTE(apavlov): "attaching" invalid EC2 status #1074901
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self.assertVolumeStatusWait(self._volume_state, "in-use")
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boto_wait.re_search_wait(self._volume_state, "in-use")
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boto_wait.state_wait(self._part_state, 1)
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part_lines_new = self.ctx.ssh.get_partitions().split('\n')
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volume_name = utils.detect_new_volume(self.ctx.part_lines,
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part_lines_new)
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self.ctx.part_lines = part_lines_new
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self._end_test("Create and attach volume")
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self.ctx.ssh.exec_command("PATH=$PATH:/usr/sbin:/usr/bin "
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"&& sudo mkfs.ext3 /dev/" + volume_name)
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self.ctx.ssh.exec_command("sudo mkdir -m 777 /vol "
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"&& sudo mount /dev/" + volume_name + " /vol")
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self.ctx.volume_ready = True
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self._check_test()
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@decorators.attr(type='benchmark')
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def test_002_fill_volume(self):
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"""Fill volume with data"""
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if self.ctx.ssh is None:
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raise self.skipException("Booting failed")
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if not self.ctx.volume_ready:
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raise self.skipException("Volume preparation failed")
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self._start_test()
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self.ctx.ssh.exec_command("sudo mkdir -m 777 /vol/data")
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file_lines = 102 * int(self.volume_size)
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for i in xrange(int(self.volume_fill)):
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self.ctx.ssh.exec_command("cat /dev/urandom "
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"| tr -d -c 'a-zA-Z0-9' "
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"| fold -w 1020 "
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"| head -n " + str(file_lines) +
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" > /vol/data/file" + str(i))
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self._end_test("Volume filling")
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self.ctx.volume_filled = True
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self._check_test()
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@decorators.attr(type='benchmark')
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def test_003_snapshot_volume(self):
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"""Snapshot volume"""
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if self.ctx.ssh is None:
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raise self.skipException("Booting failed")
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if not self.ctx.volume_filled:
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raise self.skipException("Volume filling failed")
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self._start_test()
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snapshot = self.ec2_client.create_snapshot(self.ctx.volume.id)
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self.addResourceCleanUp(self.destroy_snapshot_wait, snapshot)
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self.assertSnapshotStatusWait(snapshot, "completed")
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self._end_test("Snapshot creation")
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self.ctx.snapshot = snapshot
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self._check_test()
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@decorators.attr(type='benchmark')
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def test_004_clone_volume_snapshot(self):
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"""Clone volume"""
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if self.ctx.ssh is None:
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raise self.skipException("Booting failed")
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if self.ctx.snapshot is None:
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raise self.skipException("Snapshot of volume failed")
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self._start_test()
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zone = self.ctx.instance.placement
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volume2 = self.ec2_client.create_volume(
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self.volume_size, zone, snapshot=self.ctx.snapshot)
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self.addResourceCleanUp(self.destroy_volume_wait, volume2)
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# NOTE(apavlov): wait it (ec2-describe-volumes VOLUME)
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self.assertVolumeStatusWait(volume2, "available")
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self._end_test("Volume creation by snapshot")
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self._check_test()
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@decorators.attr(type='benchmark')
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def test_005_detach_volume(self):
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"""Detach volume"""
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if self.ctx.ssh is None:
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raise self.skipException("Booting failed")
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if not self.ctx.volume_ready:
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raise self.skipException("Volume preparation failed")
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self._start_test()
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self.ctx.ssh.exec_command("sudo umount /vol")
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self.ctx.volume.detach()
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# NOTE(apavlov): "detaching" invalid EC2 status #1074901
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self.assertVolumeStatusWait(self._volume_state, "available")
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boto_wait.re_search_wait(self._volume_state, "available")
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self._end_test("Detach volume")
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boto_wait.state_wait(self._part_state, -1)
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self._check_test()
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