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import bsddb3
import os
import socket
import sys
import shutil
import tempfile
import unittest
import coverage
from pglistener import pglistener
from pglistener.config import read_configs
from pglistener.daemon import Daemon
from pglistener.flatfile import FlatFile
from pglistener.nsspasswddb import NssPasswdDb
class TestListener(pglistener.PgListener):
def __init__(self, options):
pglistener.PgListener.__init__(self, options)
def log(self, priority, message):
pass
class PgListenerTest(unittest.TestCase):
def setUp(self):
self.tmpdir = tempfile.mkdtemp()
def runTest(self):
destination = os.path.join(self.tmpdir, 'destination')
listener = TestListener({
'name': 'fake',
'dsn': 'fake',
'notifications': [],
'destination': destination,
'format': '%s:%s\\n',
'query': 'fake query'
})
listener.do_write([('a', '1'), ('b', '2')], listener.destination)
dest_fd = open(destination)
self.assertEqual('a:1\nb:2\n', dest_fd.read())
dest_fd.close()
def tearDown(self):
shutil.rmtree(self.tmpdir)
class NssPasswdDbTest(unittest.TestCase):
def setUp(self):
self.tmpdir = tempfile.mkdtemp()
def runTest(self):
destination = os.path.join(self.tmpdir, 'destination')
listener = NssPasswdDb({
'name': 'fake',
'dsn': 'fake',
'notifications': [],
'destination': destination,
'format': '%s:%s\\n',
'query': 'fake query'
})
listener.do_write([
('amy', 'x', 1000, 1000, 'amy', '/home/amy', '/bin/bash'),
('beth', 'x', 1001, 1001, 'beth', '/home/beth', '/bin/zsh')],
listener.destination)
db = bsddb3.btopen(listener.destination, "r")
self.assertEqual(
b'amy:x:1000:1000:amy:/home/amy:/bin/bash\x00', db[b'.amy'])
self.assertEqual(
b'beth:x:1001:1001:beth:/home/beth:/bin/zsh\x00', db[b'=1001'])
db.close()
def tearDown(self):
shutil.rmtree(self.tmpdir)
class FlatFileTest(unittest.TestCase):
def setUp(self):
self.tmpdir = tempfile.mkdtemp()
def runTest(self):
destination = os.path.join(self.tmpdir, 'destination')
listener = FlatFile({
'name': 'fake',
'dsn': 'fake',
'notifications': [],
'destination': destination,
'query': 'fake query'
})
listener.do_write([('1', 'foo'), ('2', 'bar')], listener.destination)
dest_fd = open(destination)
self.assertEqual('1\tfoo\n2\tbar\n', dest_fd.read())
dest_fd.close()
def tearDown(self):
shutil.rmtree(self.tmpdir)
class ConfigTest(unittest.TestCase):
def setUp(self):
self.tmpdir = tempfile.mkdtemp()
def runTest(self):
config_file = os.path.join(self.tmpdir, 'pglistener.cfg')
config_dir = os.path.join(self.tmpdir, 'pglistener.d')
os.mkdir(config_dir)
def write_file(path, s):
fh = open(path, 'w')
fh.write(s)
fh.close()
config_str = (
'[%s]\n' +
'class = NssDb\n' +
'notifications = foo\n' +
'dsn = fake\n' +
'query = fake\n' +
'destination = fake\n')
write_file(config_file, config_str % 'foo')
write_file(os.path.join(config_dir, 'bar.cfg'), config_str % 'bar')
(foo, bar) = list(read_configs([config_file, config_dir]))
self.assertEqual('foo', foo.name)
self.assertEqual('bar', bar.name)
def tearDown(self):
shutil.rmtree(self.tmpdir)
class DaemonTest(unittest.TestCase):
def runTest(self):
class FakeCursor(object):
def __init__(self, connection):
self.connection = connection
self.rfd, self.wfd = socket.socketpair()
# send a notification
self.wfd.send(b'\0')
def execute(self, query):
pass
def fetchall(self):
return "fake data"
def isready(self):
return True
def fileno(self):
return self.rfd.fileno()
def __del__(self):
self.wfd.close()
self.rfd.close()
class FakeConnection(object):
notifies = [(0, 'fake notification')]
def cursor(self):
return FakeCursor(connection=self)
def set_isolation_level(self, level):
pass
class Listener(object):
def __init__(self):
self.dsn = 'hostname=fake,password=foo'
self.name = 'fake name'
self.query = 'fake query'
self.destination = 'fake destination'
self.notifications = ['fake notification']
self.log = []
def log(self, *data):
self.log.append(data)
def do_write(self, data, destination):
self.log.append(('do_write', data, destination))
def do_posthooks(self):
self.log.append(('do_posthooks',))
class TestDaemon(Daemon):
def _make_connection(self, dsn):
return FakeConnection()
def err(self, msg):
#print 'err: %s' % msg
pass
def info(self, msg):
#print 'info: %s' % msg
pass
def openlog(self):
pass
def loop(self):
pass
listener = Listener()
daemon = TestDaemon([listener])
daemon.run()
daemon.do_iteration()
# Second iteration should do nothing since the connection's
# notification list will have been emptied.
daemon.do_iteration()
self.assertEqual(
[('do_write', 'fake data', 'fake destination'),
('do_posthooks',),
('do_write', 'fake data', 'fake destination'),
('do_posthooks',)], listener.log)
def run_coverage(*args):
os.spawnlp(os.P_WAIT, 'python', 'python', coverage.__file__, *args)
def find_python_files(path):
for dirpath, dirnames, filenames in os.walk(path):
# Filter out non-packages.
dirnames[:] = [d for d in dirnames
if os.path.exists(os.path.join(dirpath, d, '__init__.py'))]
for filename in filenames:
if filename.endswith('.py'):
yield os.path.join(dirpath, filename)
def main():
for i in range(1, len(sys.argv)):
if sys.argv[i] == '-c':
del sys.argv[i]
run_coverage('-e')
run_coverage('-x', __file__, *sys.argv[1:])
files = list(find_python_files('.'))
run_coverage('-r', *files)
run_coverage('-a', *files)
raise SystemExit(0)
unittest.main()
if __name__ == '__main__':
main()
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