def test_pantsd_stray_runners(self):
# Allow env var overrides for local stress testing.
attempts = int(os.environ.get("PANTS_TEST_PANTSD_STRESS_ATTEMPTS", 20))
cmd = os.environ.get("PANTS_TEST_PANTSD_STRESS_CMD", "help").split()
with no_lingering_process_by_command("pantsd"):
with self.pantsd_successful_run_context(log_level="debug") as ctx:
ctx.runner(cmd)
ctx.checker.assert_started()
for _ in range(attempts):
ctx.runner(cmd)
ctx.checker.assert_running()
# The runner can sometimes exit more slowly than the thin client caller.
time.sleep(3)
def test_pantsd_stray_runners(self):
# Allow env var overrides for local stress testing.
attempts = int(os.environ.get('PANTS_TEST_PANTSD_STRESS_ATTEMPTS', 20))
cmd = os.environ.get('PANTS_TEST_PANTSD_STRESS_CMD', 'help').split()
with no_lingering_process_by_command('pantsd'):
with self.pantsd_successful_run_context('debug') as (pantsd_run, checker, _, _):
pantsd_run(cmd)
checker.assert_started()
for _ in range(attempts):
pantsd_run(cmd)
checker.assert_running()
# The runner can sometimes exit more slowly than the thin client caller.
time.sleep(3)
def test_pantsd_pantsd_runner_doesnt_die_after_failed_run(self):
# Check for no stray pantsd prcesses.
with no_lingering_process_by_command('pantsd'):
with self.pantsd_test_context() as (workdir, pantsd_config, checker):
# Run target that throws an exception in pants.
self.assert_failure(
self.run_pants_with_workdir(
['bundle', 'testprojects/src/java/org/pantsbuild/testproject/bundle:missing-files'],
workdir,
pantsd_config)
)
checker.assert_started()
# Assert pantsd is in a good functional state.
self.assert_success(self.run_pants_with_workdir(['help'], workdir, pantsd_config))
checker.assert_running()
def test_pantsd_pantsd_runner_doesnt_die_after_failed_run(self):
# Check for no stray pantsd prcesses.
with no_lingering_process_by_command('pantsd'):
with self.pantsd_test_context() as (workdir, pantsd_config,
checker):
# Run target that throws an exception in pants.
self.assert_failure(
self.run_pants_with_workdir([
'lint',
'testprojects/src/python/unicode/compilation_failure'
], workdir, pantsd_config))
checker.assert_started()
# Assert pantsd is in a good functional state.
self.assert_success(
self.run_pants_with_workdir(['help'], workdir,
pantsd_config))
checker.assert_running()
def pantsd_test_context(
self,
*,
log_level: str = "info",
extra_config: Optional[Dict[str, Any]] = None
) -> Iterator[Tuple[str, Dict[str, Any], PantsDaemonMonitor]]:
with no_lingering_process_by_command(
"pantsd") as runner_process_context:
with self.temporary_workdir() as workdir_base:
pid_dir = os.path.join(workdir_base, ".pids")
workdir = os.path.join(workdir_base, ".workdir.pants.d")
print(f"\npantsd log is {workdir}/pantsd/pantsd.log")
pantsd_config = {
"GLOBAL": {
"enable_pantsd": True,
"shutdown_pantsd_after_run": False,
# The absolute paths in CI can exceed the UNIX socket path limitation
# (>104-108 characters), so we override that here with a shorter path.
"watchman_socket_path":
f"/tmp/watchman.{os.getpid()}.sock",
"level": log_level,
"pants_subprocessdir": pid_dir,
}
}
if extra_config:
recursively_update(pantsd_config, extra_config)
print(f">>> config: \n{pantsd_config}\n")
checker = PantsDaemonMonitor(runner_process_context, pid_dir)
self.assert_runner(workdir, pantsd_config, ["kill-pantsd"])
try:
yield workdir, pantsd_config, checker
self.assert_runner(
workdir,
pantsd_config,
["kill-pantsd"],
)
checker.assert_stopped()
finally:
banner("BEGIN pantsd.log")
for line in read_pantsd_log(workdir):
print(line)
banner("END pantsd.log")
def pantsd_test_context(self, log_level='info', extra_config=None):
with no_lingering_process_by_command(
'pantsd') as runner_process_context:
with self.temporary_workdir() as workdir_base:
pid_dir = os.path.join(workdir_base, '.pids')
workdir = os.path.join(workdir_base, '.workdir.pants.d')
print(f'\npantsd log is {workdir}/pantsd/pantsd.log')
pantsd_config = {
'GLOBAL': {
'enable_pantsd': True,
'shutdown_pantsd_after_run': False,
# The absolute paths in CI can exceed the UNIX socket path limitation
# (>104-108 characters), so we override that here with a shorter path.
'watchman_socket_path':
f'/tmp/watchman.{os.getpid()}.sock',
'level': log_level,
'pants_subprocessdir': pid_dir,
}
}
if extra_config:
recursively_update(pantsd_config, extra_config)
print(f'>>> config: \n{pantsd_config}\n')
checker = PantsDaemonMonitor(runner_process_context, pid_dir)
self.assert_runner(workdir,
pantsd_config, ['kill-pantsd'],
expected_runs=1)
try:
yield workdir, pantsd_config, checker
self.assert_runner(
workdir,
pantsd_config,
['kill-pantsd'],
expected_runs=1,
)
checker.assert_stopped()
finally:
banner('BEGIN pantsd.log')
for line in read_pantsd_log(workdir):
print(line)
banner('END pantsd.log')
