131 lines
4.8 KiB
Python
131 lines
4.8 KiB
Python
import signal
|
|
import time
|
|
|
|
import psutil
|
|
|
|
from catfish.project import Project
|
|
from catfish.utils.processes import (
|
|
find_running_process_for,
|
|
is_process_running,
|
|
terminate_processes,
|
|
wait_for_process_terminate,
|
|
)
|
|
from catfish.worker import BASE_SOCKET_DIR
|
|
from catfish.worker.server import PayloadType, read_logs_for_process, send_to_server
|
|
from tests import BaseWorkerTestCase
|
|
|
|
|
|
class WorkerServerTestCase(BaseWorkerTestCase):
|
|
def test_ping(self):
|
|
response = send_to_server(PayloadType.PING, {})
|
|
self.assertEqual(response, {"ping": "pong"})
|
|
|
|
|
|
class ProcessWorkerTestCase(BaseWorkerTestCase):
|
|
def setUp(self):
|
|
super().setUp()
|
|
self.project = Project(self.EXAMPLE_DIR)
|
|
self.process = self.project.get_process("bg")
|
|
|
|
def test_server_creates_process(self):
|
|
response = send_to_server(
|
|
PayloadType.PROCESS,
|
|
{"path": str(self.project.root), "process": str(self.process.name)},
|
|
)
|
|
self.assertTrue(is_process_running(response["pid"]))
|
|
self.assertEqual(find_running_process_for(self.process).pid, response["pid"])
|
|
|
|
def test_additional_environment(self):
|
|
response = send_to_server(
|
|
PayloadType.PROCESS,
|
|
{"path": str(self.project.root), "process": str(self.process.name)},
|
|
)
|
|
env = psutil.Process(response["pid"]).environ()
|
|
self.assertEqual(env["PYTHONUNBUFFERED"], "1")
|
|
self.assertEqual(env["CATFISH_IDENT"], self.process.ident)
|
|
self.assertEqual(env["FOO"], "bar")
|
|
|
|
def test_additional_path(self):
|
|
response = send_to_server(
|
|
PayloadType.PROCESS,
|
|
{"path": str(self.project.root), "process": str(self.process.name)},
|
|
)
|
|
env = psutil.Process(response["pid"]).environ()
|
|
path_dirs = env["PATH"].split(":")
|
|
for path in self.project.get_extra_path():
|
|
self.assertIn(str(path), path_dirs)
|
|
|
|
def test_process_restart(self):
|
|
response = send_to_server(
|
|
PayloadType.PROCESS,
|
|
{"path": str(self.project.root), "process": str(self.process.name)},
|
|
)
|
|
initial_pid = response["pid"]
|
|
psutil.Process(initial_pid).send_signal(signal.SIGHUP)
|
|
wait_for_process_terminate(initial_pid)
|
|
time.sleep(2)
|
|
new_process = find_running_process_for(self.process)
|
|
self.assertNotEqual(new_process.pid, initial_pid)
|
|
self.assertFalse(is_process_running(initial_pid))
|
|
self.assertTrue(is_process_running(new_process.pid))
|
|
|
|
def test_process_restart_on_1_exit(self):
|
|
response = send_to_server(
|
|
PayloadType.PROCESS, {"path": str(self.project.root), "process": "die"}
|
|
)
|
|
initial_pid = response["pid"]
|
|
wait_for_process_terminate(initial_pid)
|
|
time.sleep(2)
|
|
new_process = find_running_process_for(self.project.get_process("die"))
|
|
self.assertNotEqual(new_process.pid, initial_pid)
|
|
self.assertFalse(is_process_running(initial_pid))
|
|
self.assertTrue(is_process_running(new_process.pid))
|
|
|
|
def test_process_restart_on_0_exit(self):
|
|
response = send_to_server(
|
|
PayloadType.PROCESS, {"path": str(self.project.root), "process": "exit"}
|
|
)
|
|
initial_pid = response["pid"]
|
|
wait_for_process_terminate(initial_pid)
|
|
time.sleep(2)
|
|
new_process = find_running_process_for(self.project.get_process("exit"))
|
|
self.assertNotEqual(new_process.pid, initial_pid)
|
|
self.assertFalse(is_process_running(initial_pid))
|
|
self.assertTrue(is_process_running(new_process.pid))
|
|
|
|
def test_process_terminate(self):
|
|
response = send_to_server(
|
|
PayloadType.PROCESS,
|
|
{"path": str(self.project.root), "process": str(self.process.name)},
|
|
)
|
|
initial_pid = response["pid"]
|
|
terminate_processes([psutil.Process(initial_pid)])
|
|
wait_for_process_terminate(initial_pid)
|
|
time.sleep(2)
|
|
self.assertIsNone(find_running_process_for(self.process))
|
|
self.assertFalse(is_process_running(initial_pid))
|
|
|
|
|
|
class ProcessLogsTestCase(BaseWorkerTestCase):
|
|
def setUp(self):
|
|
super().setUp()
|
|
self.project = Project(self.EXAMPLE_DIR)
|
|
self.process = self.project.get_process("bg")
|
|
|
|
def test_creates_socket(self):
|
|
send_to_server(
|
|
PayloadType.PROCESS,
|
|
{"path": str(self.project.root), "process": str(self.process.name)},
|
|
)
|
|
stdout_socket = BASE_SOCKET_DIR.joinpath(self.process.logs_socket)
|
|
self.assertTrue(stdout_socket.exists())
|
|
|
|
def test_gets_logs(self):
|
|
send_to_server(
|
|
PayloadType.PROCESS,
|
|
{"path": str(self.project.root), "process": str(self.process.name)},
|
|
)
|
|
stdout_iter = read_logs_for_process(self.process)
|
|
for i in range(3):
|
|
self.assertEqual(next(stdout_iter), "Round {}".format(i))
|