282 lines
7.9 KiB
Python
282 lines
7.9 KiB
Python
import re
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import time
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import subprocess
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import unittest
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from unit.applications.lang.python import TestApplicationPython
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class TestPythonProcman(TestApplicationPython):
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prerequisites = ['python']
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def pids_for_process(self):
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time.sleep(0.2)
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output = subprocess.check_output(['ps', 'ax'])
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pids = set()
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for m in re.findall('.*' + self.app_name, output.decode()):
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pids.add(re.search('^\s*(\d+)', m).group(1))
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return pids
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def setUp(self):
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super().setUp()
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self.app_name = "app-" + self.testdir.split('/')[-1]
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self.load('empty', self.app_name)
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def test_python_processes_access(self):
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self.conf('1', 'applications/' + self.app_name + '/processes')
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self.assertIn(
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'error',
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self.conf_get('/applications/' + self.app_name + '/processes/max'),
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'max no access',
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)
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self.assertIn(
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'error',
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self.conf_get(
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'/applications/' + self.app_name + '/processes/spare'
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),
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'spare no access',
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)
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self.assertIn(
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'error',
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self.conf_get(
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'/applications/' + self.app_name + '/processes/idle_timeout'
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),
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'idle_timeout no access',
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)
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def test_python_processes_spare_negative(self):
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self.assertIn(
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'error',
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self.conf(
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{"spare": -1}, 'applications/' + self.app_name + '/processes'
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),
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'negative spare',
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)
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def test_python_processes_max_negative(self):
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self.assertIn(
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'error',
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self.conf(
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{"max": -1}, 'applications/' + self.app_name + '/processes'
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),
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'negative max',
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)
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def test_python_processes_idle_timeout_negative(self):
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self.assertIn(
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'error',
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self.conf(
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{"idle_timeout": -1},
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'applications/' + self.app_name + '/processes',
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),
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'negative idle_timeout',
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)
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def test_python_processes_spare_gt_max_default(self):
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self.assertIn(
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'error',
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self.conf(
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{"spare": 2}, 'applications/' + self.app_name + '/processes'
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),
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'spare greater than max default',
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)
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def test_python_processes_spare_gt_max(self):
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self.assertIn(
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'error',
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self.conf(
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{"spare": 2, "max": 1, "idle_timeout": 1},
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'/applications/' + self.app_name + '/processes',
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),
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'spare greater than max',
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)
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def test_python_processes_max_zero(self):
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self.assertIn(
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'error',
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self.conf(
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{"spare": 0, "max": 0, "idle_timeout": 1},
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'applications/' + self.app_name + '/processes',
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),
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'max 0',
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)
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def test_python_processes_idle_timeout_zero(self):
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self.conf(
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{"spare": 0, "max": 2, "idle_timeout": 0},
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'applications/' + self.app_name + '/processes',
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)
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self.get()
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self.assertEqual(len(self.pids_for_process()), 0, 'idle timeout 0')
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def test_python_prefork(self):
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self.conf('2', 'applications/' + self.app_name + '/processes')
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pids = self.pids_for_process()
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self.assertEqual(len(pids), 2, 'prefork 2')
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self.get()
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self.assertSetEqual(self.pids_for_process(), pids, 'prefork still 2')
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self.conf('4', 'applications/' + self.app_name + '/processes')
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pids = self.pids_for_process()
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self.assertEqual(len(pids), 4, 'prefork 4')
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self.get()
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self.assertSetEqual(self.pids_for_process(), pids, 'prefork still 4')
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self.stop_all()
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@unittest.skip('not yet')
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def test_python_prefork_same_processes(self):
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self.conf('2', 'applications/' + self.app_name + '/processes')
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pids = self.pids_for_process()
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self.conf('4', 'applications/' + self.app_name + '/processes')
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pids_new = self.pids_for_process()
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self.assertTrue(pids.issubset(pids_new), 'prefork same processes')
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def test_python_ondemand(self):
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self.conf(
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{"spare": 0, "max": 8, "idle_timeout": 1},
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'applications/' + self.app_name + '/processes',
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)
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self.assertEqual(len(self.pids_for_process()), 0, 'on-demand 0')
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self.get()
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pids = self.pids_for_process()
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self.assertEqual(len(pids), 1, 'on-demand 1')
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self.get()
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self.assertSetEqual(self.pids_for_process(), pids, 'on-demand still 1')
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time.sleep(1)
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self.assertEqual(
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len(self.pids_for_process()), 0, 'on-demand stop idle'
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)
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self.stop_all()
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def test_python_scale_updown(self):
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self.conf(
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{"spare": 2, "max": 8, "idle_timeout": 1},
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'applications/' + self.app_name + '/processes',
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)
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pids = self.pids_for_process()
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self.assertEqual(len(pids), 2, 'updown 2')
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self.get()
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pids_new = self.pids_for_process()
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self.assertEqual(len(pids_new), 3, 'updown 3')
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self.assertTrue(pids.issubset(pids_new), 'updown 3 only 1 new')
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self.get()
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self.assertSetEqual(
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self.pids_for_process(), pids_new, 'updown still 3'
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)
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time.sleep(1)
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pids = self.pids_for_process()
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self.assertEqual(len(pids), 2, 'updown stop idle')
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self.get()
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pids_new = self.pids_for_process()
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self.assertEqual(len(pids_new), 3, 'updown again 3')
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self.assertTrue(pids.issubset(pids_new), 'updown again 3 only 1 new')
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self.stop_all()
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def test_python_reconfigure(self):
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self.conf(
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{"spare": 2, "max": 6, "idle_timeout": 1},
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'applications/' + self.app_name + '/processes',
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)
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pids = self.pids_for_process()
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self.assertEqual(len(pids), 2, 'reconf 2')
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self.get()
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pids_new = self.pids_for_process()
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self.assertEqual(len(pids_new), 3, 'reconf 3')
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self.assertTrue(pids.issubset(pids_new), 'reconf 3 only 1 new')
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self.conf('6', 'applications/' + self.app_name + '/processes/spare')
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pids = self.pids_for_process()
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self.assertEqual(len(pids), 6, 'reconf 6')
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self.get()
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self.assertSetEqual(self.pids_for_process(), pids, 'reconf still 6')
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self.stop_all()
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def test_python_idle_timeout(self):
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self.conf(
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{"spare": 0, "max": 6, "idle_timeout": 2},
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'applications/' + self.app_name + '/processes',
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)
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self.get()
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pids = self.pids_for_process()
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self.assertEqual(len(pids), 1, 'idle timeout 1')
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time.sleep(1)
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self.get()
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time.sleep(1)
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pids_new = self.pids_for_process()
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self.assertEqual(len(pids_new), 1, 'idle timeout still 1')
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self.assertSetEqual(
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self.pids_for_process(), pids, 'idle timeout still 1 same pid'
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)
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time.sleep(1)
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self.assertEqual(len(self.pids_for_process()), 0, 'idle timed out')
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def test_python_processes_connection_keepalive(self):
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self.conf(
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{"spare": 0, "max": 6, "idle_timeout": 2},
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'applications/' + self.app_name + '/processes',
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)
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(resp, sock) = self.get(
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headers={'Host': 'localhost', 'Connection': 'keep-alive'},
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start=True,
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read_timeout=1,
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)
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self.assertEqual(
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len(self.pids_for_process()), 1, 'keepalive connection 1'
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)
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time.sleep(2)
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self.assertEqual(
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len(self.pids_for_process()), 0, 'keepalive connection 0'
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)
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sock.close()
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def stop_all(self):
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self.conf({"listeners": {}, "applications": {}})
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self.assertEqual(len(self.pids_for_process()), 0, 'stop all')
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if __name__ == '__main__':
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TestPythonProcman.main()
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