ceph/tasks/rest_api.py
Sage Weil dad981d339 tasks: sudo ceph for cli
/var/run/ceph is 770.  This is mainly necessary for any
interaction with the daemon sockets, but it is what users do
and it may avoid log noise.

Signed-off-by: Sage Weil <sage@redhat.com>
2015-09-11 12:15:01 -04:00

185 lines
5.7 KiB
Python

"""
Rest Api
"""
import logging
import contextlib
import time
from teuthology import misc as teuthology
from teuthology import contextutil
from teuthology.orchestra import run
from teuthology.orchestra.daemon import DaemonGroup
log = logging.getLogger(__name__)
@contextlib.contextmanager
def run_rest_api_daemon(ctx, api_clients):
"""
Wrapper starts the rest api daemons
"""
if not hasattr(ctx, 'daemons'):
ctx.daemons = DaemonGroup()
remotes = ctx.cluster.only(teuthology.is_type('client')).remotes
for rems, roles in remotes.iteritems():
for whole_id_ in roles:
if whole_id_ in api_clients:
id_ = whole_id_[len('clients'):]
run_cmd = [
'sudo',
'daemon-helper',
'kill',
'ceph-rest-api',
'-n',
'client.rest{id}'.format(id=id_), ]
cl_rest_id = 'client.rest{id}'.format(id=id_)
ctx.daemons.add_daemon(rems, 'restapi',
cl_rest_id,
args=run_cmd,
logger=log.getChild(cl_rest_id),
stdin=run.PIPE,
wait=False,
)
for i in range(1, 12):
log.info('testing for ceph-rest-api try {0}'.format(i))
run_cmd = [
'wget',
'-O',
'/dev/null',
'-q',
'http://localhost:5000/api/v0.1/status'
]
proc = rems.run(
args=run_cmd,
check_status=False
)
if proc.exitstatus == 0:
break
time.sleep(5)
if proc.exitstatus != 0:
raise RuntimeError('Cannot contact ceph-rest-api')
try:
yield
finally:
"""
TO DO: destroy daemons started -- modify iter_daemons_of_role
"""
teuthology.stop_daemons_of_type(ctx, 'restapi')
@contextlib.contextmanager
def task(ctx, config):
"""
Start up rest-api.
To start on on all clients::
tasks:
- ceph:
- rest-api:
To only run on certain clients::
tasks:
- ceph:
- rest-api: [client.0, client.3]
or
tasks:
- ceph:
- rest-api:
client.0:
client.3:
The general flow of things here is:
1. Find clients on which rest-api is supposed to run (api_clients)
2. Generate keyring values
3. Start up ceph-rest-api daemons
On cleanup:
4. Stop the daemons
5. Delete keyring value files.
"""
api_clients = []
remotes = ctx.cluster.only(teuthology.is_type('client')).remotes
log.info(remotes)
if config == None:
api_clients = ['client.{id}'.format(id=id_)
for id_ in teuthology.all_roles_of_type(ctx.cluster, 'client')]
else:
api_clients = config
log.info(api_clients)
testdir = teuthology.get_testdir(ctx)
coverage_dir = '{tdir}/archive/coverage'.format(tdir=testdir)
for rems, roles in remotes.iteritems():
for whole_id_ in roles:
if whole_id_ in api_clients:
id_ = whole_id_[len('client.'):]
keyring = '/etc/ceph/ceph.client.rest{id}.keyring'.format(
id=id_)
rems.run(
args=[
'sudo',
'adjust-ulimits',
'ceph-coverage',
coverage_dir,
'ceph-authtool',
'--create-keyring',
'--gen-key',
'--name=client.rest{id}'.format(id=id_),
'--set-uid=0',
'--cap', 'mon', 'allow *',
'--cap', 'osd', 'allow *',
'--cap', 'mds', 'allow',
keyring,
run.Raw('&&'),
'sudo',
'chmod',
'0644',
keyring,
],
)
rems.run(
args=[
'sudo',
'sh',
'-c',
run.Raw("'"),
"echo",
'[client.rest{id}]'.format(id=id_),
run.Raw('>>'),
"/etc/ceph/ceph.conf",
run.Raw("'")
]
)
rems.run(
args=[
'sudo',
'sh',
'-c',
run.Raw("'"),
'echo',
'restapi',
'keyring',
'=',
'/etc/ceph/ceph.client.rest{id}.keyring'.format(id=id_),
run.Raw('>>'),
'/etc/ceph/ceph.conf',
run.Raw("'"),
]
)
rems.run(
args=[
'sudo',
'ceph',
'auth',
'import',
'-i',
'/etc/ceph/ceph.client.rest{id}.keyring'.format(id=id_),
]
)
with contextutil.nested(
lambda: run_rest_api_daemon(ctx=ctx, api_clients=api_clients),):
yield