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"""
rgw routines
"""
import argparse
import contextlib
import json
import logging
import os
import errno
import util.rgw as rgw_utils
from teuthology.orchestra import run
from teuthology import misc as teuthology
from teuthology import contextutil
from teuthology.orchestra.run import CommandFailedError
from util.rgw import rgwadmin, wait_for_radosgw
from util.rados import (rados, create_ec_pool,
create_replicated_pool,
create_cache_pool)
log = logging.getLogger(__name__)
@contextlib.contextmanager
def start_rgw(ctx, config, clients):
"""
Start rgw on remote sites.
"""
log.info('Starting rgw...')
testdir = teuthology.get_testdir(ctx)
for client in clients:
(remote,) = ctx.cluster.only(client).remotes.iterkeys()
cluster_name, daemon_type, client_id = teuthology.split_role(client)
client_with_id = daemon_type + '.' + client_id
client_with_cluster = cluster_name + '.' + client_with_id
client_config = config.get(client)
if client_config is None:
client_config = {}
log.info("rgw %s config is %s", client, client_config)
cmd_prefix = [
'sudo',
'adjust-ulimits',
'ceph-coverage',
'{tdir}/archive/coverage'.format(tdir=testdir),
'daemon-helper',
'term',
]
rgw_cmd = ['radosgw']
log.info("Using %s as radosgw frontend", ctx.rgw.frontend)
host, port = ctx.rgw.role_endpoints[client]
rgw_cmd.extend([
'--rgw-frontends',
'{frontend} port={port}'.format(frontend=ctx.rgw.frontend, port=port),
'-n', client_with_id,
'--cluster', cluster_name,
'-k', '/etc/ceph/{client_with_cluster}.keyring'.format(client_with_cluster=client_with_cluster),
'--log-file',
'/var/log/ceph/rgw.{client_with_cluster}.log'.format(client_with_cluster=client_with_cluster),
'--rgw_ops_log_socket_path',
'{tdir}/rgw.opslog.{client_with_cluster}.sock'.format(tdir=testdir,
client_with_cluster=client_with_cluster),
'--foreground',
run.Raw('|'),
'sudo',
'tee',
'/var/log/ceph/rgw.{client_with_cluster}.stdout'.format(tdir=testdir,
client_with_cluster=client_with_cluster),
run.Raw('2>&1'),
])
if client_config.get('valgrind'):
cmd_prefix = teuthology.get_valgrind_args(
testdir,
client_with_cluster,
cmd_prefix,
client_config.get('valgrind')
)
run_cmd = list(cmd_prefix)
run_cmd.extend(rgw_cmd)
ctx.daemons.add_daemon(
remote, 'rgw', client_with_id,
cluster=cluster_name,
args=run_cmd,
logger=log.getChild(client),
stdin=run.PIPE,
wait=False,
)
# XXX: add_daemon() doesn't let us wait until radosgw finishes startup
for client in config.keys():
host, port = ctx.rgw.role_endpoints[client]
endpoint = 'http://{host}:{port}/'.format(host=host, port=port)
log.info('Polling {client} until it starts accepting connections on {endpoint}'.format(client=client, endpoint=endpoint))
wait_for_radosgw(endpoint)
try:
yield
finally:
for client in config.iterkeys():
cluster_name, daemon_type, client_id = teuthology.split_role(client)
client_with_id = daemon_type + '.' + client_id
client_with_cluster = cluster_name + '.' + client_with_id
ctx.daemons.get_daemon('rgw', client_with_id, cluster_name).stop()
ctx.cluster.only(client).run(
args=[
'rm',
'-f',
'{tdir}/rgw.opslog.{client}.sock'.format(tdir=testdir,
client=client_with_cluster),
],
)
def assign_ports(ctx, config):
"""
Assign port numberst starting with port 7280.
"""
port = 7280
role_endpoints = {}
for remote, roles_for_host in ctx.cluster.remotes.iteritems():
for role in roles_for_host:
if role in config:
role_endpoints[role] = (remote.name.split('@')[1], port)
port += 1
return role_endpoints
@contextlib.contextmanager
def create_pools(ctx, clients):
"""Create replicated or erasure coded data pools for rgw."""
log.info('Creating data pools')
for client in clients:
log.debug("Obtaining remote for client {}".format(client))
(remote,) = ctx.cluster.only(client).remotes.iterkeys()
data_pool = '.rgw.buckets'
cluster_name, daemon_type, client_id = teuthology.split_role(client)
if ctx.rgw.ec_data_pool:
create_ec_pool(remote, data_pool, client, 64,
ctx.rgw.erasure_code_profile, cluster_name, 'rgw')
else:
create_replicated_pool(remote, data_pool, 64, cluster_name, 'rgw')
if ctx.rgw.cache_pools:
create_cache_pool(remote, data_pool, data_pool + '.cache', 64,
64*1024*1024, cluster_name)
log.debug('Pools created')
yield
@contextlib.contextmanager
def configure_compression(ctx, clients, compression):
""" set a compression type in the default zone placement """
log.info('Configuring compression type = %s', compression)
for client in clients:
# XXX: the 'default' zone and zonegroup aren't created until we run RGWRados::init_complete().
# issue a 'radosgw-admin user list' command to trigger this
rgwadmin(ctx, client, cmd=['user', 'list'], check_status=True)
rgwadmin(ctx, client,
cmd=['zone', 'placement', 'modify', '--rgw-zone', 'default',
'--placement-id', 'default-placement',
'--compression', compression],
check_status=True)
yield
@contextlib.contextmanager
def task(ctx, config):
"""
For example, to run rgw on all clients::
tasks:
- ceph:
- rgw:
To only run on certain clients::
tasks:
- ceph:
- rgw: [client.0, client.3]
or
tasks:
- ceph:
- rgw:
client.0:
client.3:
To run radosgw through valgrind:
tasks:
- ceph:
- rgw:
client.0:
valgrind: [--tool=memcheck]
client.3:
valgrind: [--tool=memcheck]
"""
if config is None:
config = dict(('client.{id}'.format(id=id_), None)
for id_ in teuthology.all_roles_of_type(
ctx.cluster, 'client'))
elif isinstance(config, list):
config = dict((name, None) for name in config)
clients = config.keys() # http://tracker.ceph.com/issues/20417
overrides = ctx.config.get('overrides', {})
teuthology.deep_merge(config, overrides.get('rgw', {}))
role_endpoints = assign_ports(ctx, config)
ctx.rgw = argparse.Namespace()
ctx.rgw.role_endpoints = role_endpoints
ctx.rgw.ec_data_pool = bool(config.pop('ec-data-pool', False))
ctx.rgw.erasure_code_profile = config.pop('erasure_code_profile', {})
ctx.rgw.cache_pools = bool(config.pop('cache-pools', False))
ctx.rgw.frontend = config.pop('frontend', 'civetweb')
ctx.rgw.compression_type = config.pop('compression type', None)
ctx.rgw.config = config
log.debug("config is {}".format(config))
log.debug("client list is {}".format(clients))
subtasks = [
lambda: create_pools(ctx=ctx, clients=clients),
]
if ctx.rgw.compression_type:
subtasks.extend([
lambda: configure_compression(ctx=ctx, clients=clients,
compression=ctx.rgw.compression_type),
])
subtasks.extend([
lambda: start_rgw(ctx=ctx, config=config, clients=clients),
])
with contextutil.nested(*subtasks):
yield
|
