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#!/usr/bin/python
import json
import subprocess
import shlex
from StringIO import StringIO
import errno
import sys
import os
import io
keyring_base = '/tmp/cephtest-caps.keyring'
class UnexpectedReturn(Exception):
def __init__(self, cmd, ret, expected, msg):
if isinstance(cmd, list):
self.cmd = ' '.join(cmd)
else:
assert isinstance(cmd, str) or isinstance(cmd, unicode), \
'cmd needs to be either a list or a str'
self.cmd = cmd
self.cmd = str(self.cmd)
self.ret = int(ret)
self.expected = int(expected)
self.msg = str(msg)
def __str__(self):
return repr('{c}: expected return {e}, got {r} ({o})'.format(
c=self.cmd, e=self.expected, r=self.ret, o=self.msg))
def call(cmd):
if isinstance(cmd, list):
args = cmd
elif isinstance(cmd, str) or isinstance(cmd, unicode):
args = shlex.split(cmd)
else:
assert False, 'cmd is not a string/unicode nor a list!'
print 'call: {0}'.format(args)
proc = subprocess.Popen(args, stdout=subprocess.PIPE, stderr=subprocess.PIPE)
ret = proc.wait()
return (ret, proc)
def expect(cmd, expected_ret):
try:
(r, p) = call(cmd)
except ValueError as e:
print >> sys.stderr, \
'unable to run {c}: {err}'.format(c=repr(cmd), err=e.message)
return errno.EINVAL
assert r == p.returncode, \
'wth? r was supposed to match returncode!'
if r != expected_ret:
raise UnexpectedReturn(repr(cmd), r, expected_ret, str(p.stderr.read()))
return p
def expect_to_file(cmd, expected_ret, out_file, mode='a'):
# Let the exception be propagated to the caller
p = expect(cmd, expected_ret)
assert p.returncode == expected_ret, \
'expected result doesn\'t match and no exception was thrown!'
with io.open(out_file, mode) as file:
file.write(unicode(p.stdout.read()))
return p
class Command:
def __init__(self, cid, j):
self.cid = cid[3:]
self.perms = j['perm']
self.module = j['module']
self.sig = ''
self.args = []
for s in j['sig']:
if not isinstance(s, dict):
assert isinstance(s, str) or isinstance(s,unicode), \
'malformatted signature cid {0}: {1}\n{2}'.format(cid,s,j)
if len(self.sig) > 0:
self.sig += ' '
self.sig += s
else:
self.args.append(s)
def __str__(self):
return repr('command {0}: {1} (requires \'{2}\')'.format(self.cid,\
self.sig, self.perms))
def get_commands():
try:
(r, p) = call('ceph --help --format=json')
except ValueError as e:
print >> sys.stderr, \
'unable to obtain command descriptions: {err}'.format(err=e.message)
sys.exit(errno.EINVAL)
if r != 0:
raise UnexpectedReturn(cmd, r, 0, p.stderr.read())
cmds = []
raw = json.loads(p.stdout.read())
for (c_id, c) in raw.iteritems():
if 'cli' not in c['avail']:
print 'ignore unavailable command: {0}'.format(c['sig'])
continue
print c
cmds.append(Command(c_id, c))
return cmds
def test_by_perms(cmds):
for cmd in cmds['r']:
if len(cmd.args) == 0:
p = expect_to_file(
'ceph auth get-or-create client.all mon \'allow *\'', 0,
'/tmp/k.client.all')
p = expect_to_file(
'ceph auth get-or-create client.none', 0,
'/tmp/k.client.none')
p = expect_to_file(
'ceph auth get-or-create client.wrong mon \'allow command bar\'', 0,
'/tmp/k.client.wrong')
p = expect_to_file(
'ceph auth get-or-create client.right mon \'allow command \"{c}\"\''.format(c=str(cmd.sig)), 0,
'/tmp/k.client.right')
p = expect_to_file(
'ceph auth get-or-create client.ro mon \'allow r\'', 0,
'/tmp/k.client.ro')
p = expect_to_file(
'ceph auth get-or-create client.wx mon \'allow wx\'', 0,
'/tmp/k.client.wx')
expect('ceph -k /tmp/k.client.all -n client.all ' + cmd.sig, 0)
expect('ceph -k /tmp/k.client.none -n client.none ' + cmd.sig, errno.EACCES)
expect('ceph -k /tmp/k.client.wrong -n client.wrong ' + cmd.sig, errno.EACCES)
expect('ceph -k /tmp/k.client.right -n client.right ' + cmd.sig, 0)
expect('ceph -k /tmp/k.client.ro -n client.ro ' + cmd.sig, 0)
expect('ceph -k /tmp/k.client.wx -n client.wx ' + cmd.sig, errno.EACCES)
expect('ceph auth del client.all', 0)
os.unlink('/tmp/k.client.all')
expect('ceph auth del client.none', 0)
os.unlink('/tmp/k.client.none')
expect('ceph auth del client.wrong', 0)
os.unlink('/tmp/k.client.wrong')
expect('ceph auth del client.right', 0)
os.unlink('/tmp/k.client.right')
expect('ceph auth del client.ro', 0)
os.unlink('/tmp/k.client.ro')
expect('ceph auth del client.wx', 0)
os.unlink('/tmp/k.client.wx')
return True
def gen_module_keyring(module):
path = keyring_base + '.' + module
types = [
('none', ''),
('wrong', 'allow service {1}'),
('right', 'allow service {0} {1}'),
('ro', 'allow service {0} command')
]
pass
def destroy_keyring(name):
path = keyring_base + '.' + name
if not os.path.exists(path):
raise Exception('oops! cannot remove inexistent keyring {0}'.format(path))
# grab all client entities from the keyring
entities = [m.group(1) for m in [re.match(r'\[client\.(.*)\]', l)
for l in [str(line.strip())
for line in io.open(path,'r')]] if m is not None]
# clean up and make sure each entity is gone
for e in entities:
expect('ceph auth del client.{0}'.format(e), 0)
expect('ceph auth get client.{0}'.format(e), errno.EINVAL)
# remove keyring
os.unlink(path)
return True
def test_by_module(cmds):
for module in cmds.iterkeys():
gen_module_keyring(module)
destroy_keyring(module)
return True
def test_basic_auth():
# make sure we can successfully add/del entities, change their caps
# and import/export keyrings.
expect('ceph auth add client.basicauth', 0)
expect('ceph auth caps client.basicauth mon \'allow *\'', 0)
expect('ceph auth add client.basicauth', errno.EEXIST)
def main():
test_basic_auth()
cmds = get_commands()
cmd_module = {}
cmd_perms = {'r':[], 'rw':[] }
for c in cmds:
cmd_perms[c.perms].append(c)
if c.module not in cmd_module:
cmd_module[c.module] = {}
if c.perms not in cmd_module[c.module]:
cmd_module[c.module][c.perms] = []
cmd_module[c.module][c.perms].append(c)
success = test_by_perms(cmd_perms)
if not success:
print >> sys.stderr, \
'error testing by permission'
success = test_by_module(cmd_module)
if not success:
print >> sys.stderr, \
'error testing by module'
if __name__ == '__main__':
main()
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