mirror of
https://github.com/outbackdingo/patroni.git
synced 2026-01-28 02:20:04 +00:00
bd847fd2cc
* Show information about scheduled failover and maintenance mode when showing list of cluster members. Fixes https://github.com/zalando/patroni/issues/557 * Fix postgres version check functions (postgres 10 and above compatibility) and apply pep8 formatting to the tests. * Bump some configuration parameters to match with postgres 10 defaults. * Fix name of contributor in release notes.
79 lines
3.4 KiB
Python
79 lines
3.4 KiB
Python
import unittest
|
|
|
|
from mock import Mock, patch
|
|
from patroni.postmaster import PostmasterProcess
|
|
import psutil
|
|
|
|
|
|
class TestPostmasterProcess(unittest.TestCase):
|
|
@patch('psutil.Process.__init__', Mock())
|
|
def test_init(self):
|
|
proc = PostmasterProcess(-123)
|
|
self.assertTrue(proc.is_single_user)
|
|
|
|
@patch('psutil.Process.create_time')
|
|
@patch('psutil.Process.__init__')
|
|
def test_from_pidfile(self, mock_init, mock_create_time):
|
|
mock_init.side_effect = psutil.NoSuchProcess(123)
|
|
self.assertEquals(PostmasterProcess.from_pidfile({}), None)
|
|
self.assertEquals(PostmasterProcess.from_pidfile({"pid": "foo"}), None)
|
|
self.assertEquals(PostmasterProcess.from_pidfile({"pid": "123"}), None)
|
|
|
|
mock_init.side_effect = None
|
|
with patch.object(psutil.Process, 'pid', 123), \
|
|
patch.object(psutil.Process, 'parent', return_value=124), \
|
|
patch('os.getpid', return_value=125) as mock_ospid, \
|
|
patch('os.getppid', return_value=126):
|
|
|
|
self.assertNotEquals(PostmasterProcess.from_pidfile({"pid": "123"}), None)
|
|
|
|
mock_create_time.return_value = 100000
|
|
self.assertEquals(PostmasterProcess.from_pidfile({"pid": "123", "start_time": "200000"}), None)
|
|
self.assertNotEquals(PostmasterProcess.from_pidfile({"pid": "123", "start_time": "foobar"}), None)
|
|
|
|
mock_ospid.return_value = 123
|
|
self.assertEquals(PostmasterProcess.from_pidfile({"pid": "123", "start_time": "100000"}), None)
|
|
|
|
@patch('psutil.Process.__init__')
|
|
def test_from_pid(self, mock_init):
|
|
mock_init.side_effect = psutil.NoSuchProcess(123)
|
|
self.assertEquals(PostmasterProcess.from_pid(123), None)
|
|
mock_init.side_effect = None
|
|
self.assertNotEquals(PostmasterProcess.from_pid(123), None)
|
|
|
|
@patch('psutil.Process.__init__', Mock())
|
|
@patch('psutil.Process.send_signal')
|
|
@patch('psutil.Process.pid', Mock(return_value=123))
|
|
def test_signal_stop(self, mock_send_signal):
|
|
proc = PostmasterProcess(-123)
|
|
self.assertEquals(proc.signal_stop('immediate'), False)
|
|
|
|
mock_send_signal.side_effect = [None, psutil.NoSuchProcess(123), psutil.AccessDenied()]
|
|
proc = PostmasterProcess(123)
|
|
self.assertEquals(proc.signal_stop('immediate'), None)
|
|
self.assertEquals(proc.signal_stop('immediate'), True)
|
|
self.assertEquals(proc.signal_stop('immediate'), False)
|
|
|
|
@patch('psutil.Process.__init__', Mock())
|
|
@patch('psutil.wait_procs')
|
|
def test_wait_for_user_backends_to_close(self, mock_wait):
|
|
c1 = Mock()
|
|
c1.cmdline = Mock(return_value=["postgres: startup process"])
|
|
c2 = Mock()
|
|
c2.cmdline = Mock(return_value=["postgres: postgres postgres [local] idle"])
|
|
with patch('psutil.Process.children', Mock(return_value=[c1, c2])):
|
|
proc = PostmasterProcess(123)
|
|
self.assertIsNone(proc.wait_for_user_backends_to_close())
|
|
mock_wait.assert_called_with([c2])
|
|
|
|
@patch('subprocess.Popen')
|
|
@patch.object(PostmasterProcess, 'from_pid')
|
|
def test_start(self, mock_frompid, mock_popen):
|
|
mock_frompid.return_value = "proc 123"
|
|
mock_popen.return_value.stdout.readline.return_value = '123'
|
|
self.assertEquals(
|
|
PostmasterProcess.start('/bin/true', '/tmp/', '/tmp/test.conf', ['--foo=bar', '--bar=baz']),
|
|
"proc 123"
|
|
)
|
|
mock_frompid.assert_called_with(123)
|