ceph/tasks/s3readwrite.py

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"""
Run rgw s3 readwite tests
"""
from cStringIO import StringIO
import base64
import contextlib
import logging
import os
import random
import string
import yaml
from datetime import datetime
from teuthology import misc as teuthology
from teuthology import contextutil
from teuthology.config import config as teuth_config
from teuthology.orchestra import run
from teuthology.orchestra.connection import split_user
log = logging.getLogger(__name__)
@contextlib.contextmanager
def download(ctx, config):
"""
Download the s3 tests from the git builder.
Remove downloaded s3 file upon exit.
The context passed in should be identical to the context
passed in to the main task.
"""
assert isinstance(config, dict)
log.info('Downloading s3-tests...')
testdir = teuthology.get_testdir(ctx)
for (client, cconf) in config.items():
branch = cconf.get('force-branch', None)
if not branch:
branch = cconf.get('branch', 'master')
sha1 = cconf.get('sha1')
ctx.cluster.only(client).run(
args=[
'git', 'clone',
'-b', branch,
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teuth_config.ceph_git_base_url + 's3-tests.git',
'{tdir}/s3-tests'.format(tdir=testdir),
],
)
if sha1 is not None:
ctx.cluster.only(client).run(
args=[
'cd', '{tdir}/s3-tests'.format(tdir=testdir),
run.Raw('&&'),
'git', 'reset', '--hard', sha1,
],
)
try:
yield
finally:
log.info('Removing s3-tests...')
testdir = teuthology.get_testdir(ctx)
for client in config:
ctx.cluster.only(client).run(
args=[
'rm',
'-rf',
'{tdir}/s3-tests'.format(tdir=testdir),
],
)
def _config_user(s3tests_conf, section, user):
"""
Configure users for this section by stashing away keys, ids, and
email addresses.
"""
s3tests_conf[section].setdefault('user_id', user)
s3tests_conf[section].setdefault('email', '{user}+test@test.test'.format(user=user))
s3tests_conf[section].setdefault('display_name', 'Mr. {user}'.format(user=user))
s3tests_conf[section].setdefault('access_key', ''.join(random.choice(string.uppercase) for i in xrange(20)))
s3tests_conf[section].setdefault('secret_key', base64.b64encode(os.urandom(40)))
@contextlib.contextmanager
def create_users(ctx, config):
"""
Create a default s3 user.
"""
assert isinstance(config, dict)
log.info('Creating rgw users...')
testdir = teuthology.get_testdir(ctx)
users = {'s3': 'foo'}
cached_client_user_names = dict()
try:
archive_dir = ctx.archive
except AttributeError:
archive_dir = '/tmp'
arch_file = os.sep.join([archive_dir, 's3readwrite-{site}-{time}'])
for client in config['clients']:
cached_client_user_names[client] = dict()
s3tests_conf = config['s3tests_conf'][client]
s3tests_conf.setdefault('readwrite', {})
s3tests_conf['readwrite'].setdefault('bucket', 'rwtest-' + client + '-{random}-')
s3tests_conf['readwrite'].setdefault('readers', 10)
s3tests_conf['readwrite'].setdefault('writers', 3)
s3tests_conf['readwrite'].setdefault('duration', 300)
s3tests_conf['readwrite'].setdefault('files', {})
timestamp = datetime.now().strftime('%Y-%m-%d_%H:%M:%S')
s3tests_conf['readwrite'].setdefault('output',
arch_file.format(site=client, time=timestamp))
s3tests_conf['readwrite'].setdefault('archive_dir', archive_dir)
s3tests_conf['readwrite'].setdefault('verbose', False)
rwconf = s3tests_conf['readwrite']
rwconf['files'].setdefault('num', 10)
rwconf['files'].setdefault('size', 2000)
rwconf['files'].setdefault('stddev', 500)
for section, user in users.iteritems():
_config_user(s3tests_conf, section, '{user}.{client}'.format(user=user, client=client))
log.debug('creating user {user} on {client}'.format(user=s3tests_conf[section]['user_id'],
client=client))
# stash the 'delete_user' flag along with user name for easier cleanup
delete_this_user = True
if 'delete_user' in s3tests_conf['s3']:
delete_this_user = s3tests_conf['s3']['delete_user']
log.debug('delete_user set to {flag} for {client}'.format(flag=delete_this_user, client=client))
cached_client_user_names[client][section+user] = (s3tests_conf[section]['user_id'], delete_this_user)
# skip actual user creation if the create_user flag is set to false for this client
if 'create_user' in s3tests_conf['s3'] and s3tests_conf['s3']['create_user'] == False:
log.debug('create_user set to False, skipping user creation for {client}'.format(client=client))
continue
else:
ctx.cluster.only(client).run(
args=[
'adjust-ulimits',
'ceph-coverage',
'{tdir}/archive/coverage'.format(tdir=testdir),
'radosgw-admin',
'-n', client,
'user', 'create',
'--uid', s3tests_conf[section]['user_id'],
'--display-name', s3tests_conf[section]['display_name'],
'--access-key', s3tests_conf[section]['access_key'],
'--secret', s3tests_conf[section]['secret_key'],
'--email', s3tests_conf[section]['email'],
],
)
try:
yield
finally:
for client in config['clients']:
for section, user in users.iteritems():
#uid = '{user}.{client}'.format(user=user, client=client)
real_uid, delete_this_user = cached_client_user_names[client][section+user]
if delete_this_user:
ctx.cluster.only(client).run(
args=[
'adjust-ulimits',
'ceph-coverage',
'{tdir}/archive/coverage'.format(tdir=testdir),
'radosgw-admin',
'-n', client,
'user', 'rm',
'--uid', real_uid,
'--purge-data',
],
)
else:
log.debug('skipping delete for user {uid} on {client}'.format(uid=real_uid, client=client))
@contextlib.contextmanager
def configure(ctx, config):
"""
Configure the s3-tests. This includes the running of the
bootstrap code and the updating of local conf files.
"""
assert isinstance(config, dict)
log.info('Configuring s3-readwrite-tests...')
for client, properties in config['clients'].iteritems():
s3tests_conf = config['s3tests_conf'][client]
if properties is not None and 'rgw_server' in properties:
host = None
for target, roles in zip(ctx.config['targets'].iterkeys(), ctx.config['roles']):
log.info('roles: ' + str(roles))
log.info('target: ' + str(target))
if properties['rgw_server'] in roles:
_, host = split_user(target)
assert host is not None, "Invalid client specified as the rgw_server"
s3tests_conf['s3']['host'] = host
else:
s3tests_conf['s3']['host'] = 'localhost'
def_conf = s3tests_conf['DEFAULT']
s3tests_conf['s3'].setdefault('port', def_conf['port'])
s3tests_conf['s3'].setdefault('is_secure', def_conf['is_secure'])
(remote,) = ctx.cluster.only(client).remotes.keys()
remote.run(
args=[
'cd',
'{tdir}/s3-tests'.format(tdir=teuthology.get_testdir(ctx)),
run.Raw('&&'),
'./bootstrap',
],
)
conf_fp = StringIO()
conf = dict(
s3=s3tests_conf['s3'],
readwrite=s3tests_conf['readwrite'],
)
yaml.safe_dump(conf, conf_fp, default_flow_style=False)
teuthology.write_file(
remote=remote,
path='{tdir}/archive/s3readwrite.{client}.config.yaml'.format(tdir=teuthology.get_testdir(ctx), client=client),
data=conf_fp.getvalue(),
)
yield
@contextlib.contextmanager
def run_tests(ctx, config):
"""
Run the s3readwrite tests after everything is set up.
:param ctx: Context passed to task
:param config: specific configuration information
"""
assert isinstance(config, dict)
testdir = teuthology.get_testdir(ctx)
rem_file_list = []
for client, client_config in config['clients'].iteritems():
(remote,) = ctx.cluster.only(client).remotes.keys()
conf = teuthology.get_file(remote, '{tdir}/archive/s3readwrite.{client}.config.yaml'.format(tdir=testdir, client=client))
args = [
'{tdir}/s3-tests/virtualenv/bin/s3tests-test-readwrite'.format(tdir=testdir),
]
if client_config is not None and 'extra_args' in client_config:
args.extend(client_config['extra_args'])
output_file = client_config['readwrite']['output']
archive_dir = client_config['readwrite']['archive_dir']
log.info('Output generated by s3readwrite test has been saved in %s' % output_file)
ctx.cluster.only(client).run(args=['mkdir', '-p', archive_dir])
args.extend([run.Raw('>'), output_file])
rem_file_list.append((remote, client, output_file, archive_dir))
ctx.cluster.only(client).run(args=args, stdin=StringIO(conf))
try:
yield
finally:
for remote_info in rem_file_list:
teuthology.pull_directory(remote_info[0], remote_info[3], remote_info[3])
ctx.cluster.only(remote_info[1]).run(args=['rm', '-f', remote_info[2]])
@contextlib.contextmanager
def task(ctx, config):
"""
Run the s3tests-test-readwrite suite against rgw.
To run all tests on all clients::
tasks:
- ceph:
- rgw:
- s3readwrite:
To restrict testing to particular clients::
tasks:
- ceph:
- rgw: [client.0]
- s3readwrite: [client.0]
To run against a server on client.1::
tasks:
- ceph:
- rgw: [client.1]
- s3readwrite:
client.0:
rgw_server: client.1
To pass extra test arguments
tasks:
- ceph:
- rgw: [client.0]
- s3readwrite:
client.0:
readwrite:
bucket: mybucket
readers: 10
writers: 3
duration: 600
output: /tmp/output
verbose: True
files:
num: 10
size: 2000
stddev: 500
client.1:
...
To override s3 configuration
tasks:
- ceph:
- rgw: [client.0]
- s3readwrite:
client.0:
s3:
user_id: myuserid
display_name: myname
email: my@email
access_key: myaccesskey
secret_key: mysecretkey
This test writes results to the file specified in the output line under s3readwrite.
If no output is specified, the results are saved in a temporary file.
"""
assert config is None or isinstance(config, list) \
or isinstance(config, dict), \
"task s3tests only supports a list or dictionary for configuration"
all_clients = ['client.{id}'.format(id=id_)
for id_ in teuthology.all_roles_of_type(ctx.cluster, 'client')]
if config is None:
config = all_clients
if isinstance(config, list):
config = dict.fromkeys(config)
clients = config.keys()
overrides = ctx.config.get('overrides', {})
# merge each client section, not the top level.
for client in config.iterkeys():
if not config[client]:
config[client] = {}
teuthology.deep_merge(config[client], overrides.get('s3readwrite', {}))
log.debug('in s3readwrite, config is %s', config)
s3tests_conf = {}
for client in clients:
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if config[client] is None:
config[client] = {}
config[client].setdefault('s3', {})
config[client].setdefault('readwrite', {})
s3tests_conf[client] = ({
'DEFAULT':
{
'port' : 7280,
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'is_secure' : False,
},
'readwrite' : config[client]['readwrite'],
's3' : config[client]['s3'],
})
with contextutil.nested(
lambda: download(ctx=ctx, config=config),
lambda: create_users(ctx=ctx, config=dict(
clients=clients,
s3tests_conf=s3tests_conf,
)),
lambda: configure(ctx=ctx, config=dict(
clients=config,
s3tests_conf=s3tests_conf,
)),
lambda: run_tests(ctx=ctx, config=dict(
clients=config,
s3tests_conf=s3tests_conf,
)),
):
pass
yield