def test_ray_start_non_head(call_ray_stop_only, monkeypatch):
# Test that we can call ray start to connect to an existing cluster.
# Test starting Ray with a port specified.
check_call_ray(["start", "--head", "--port", "7298", "--resources", '{"res_0": 1}'])
# Test starting node connecting to the above cluster.
check_call_ray(
["start", "--address", "127.0.0.1:7298", "--resources", '{"res_1": 1}']
)
# Test starting Ray with address `auto`.
check_call_ray(["start", "--address", "auto", "--resources", '{"res_2": 1}'])
# Run tasks to verify nodes with custom resources are available.
driver_script = """
import ray
ray.init()
@ray.remote
def f():
return 1
assert ray.get(f.remote()) == 1
assert ray.get(f.options(resources={"res_0": 1}).remote()) == 1
assert ray.get(f.options(resources={"res_1": 1}).remote()) == 1
assert ray.get(f.options(resources={"res_2": 1}).remote()) == 1
print("success")
"""
monkeypatch.setenv("RAY_ADDRESS", "auto")
out = run_string_as_driver(driver_script)
# Make sure the driver succeeded.
assert "success" in out
check_call_ray(["stop"])
def test_ray_stop_should_not_kill_external_redis(redis_proc):
check_call_ray(["start", "--head"])
subprocess.check_call(["ray", "stop"])
assert redis_proc.poll() is None
def test_calling_start_ray_head(call_ray_stop_only):
# Test that we can call ray start with various command line
# parameters.
# Test starting Ray with a redis port specified.
check_call_ray(["start", "--head", "--port", "0"])
check_call_ray(["stop"])
# Test starting Ray with a node IP address specified.
check_call_ray(
["start", "--head", "--node-ip-address", "127.0.0.1", "--port", "0"])
check_call_ray(["stop"])
# Test starting Ray with a system config parameter set.
check_call_ray([
"start",
"--head",
"--system-config",
'{"metrics_report_interval_ms":100}',
"--port",
"0",
])
check_call_ray(["stop"])
# Test starting Ray with the object manager and node manager ports
# specified.
check_call_ray([
"start",
"--head",
"--object-manager-port",
"22345",
"--node-manager-port",
"54321",
"--port",
"0",
])
check_call_ray(["stop"])
# Test starting Ray with the worker port range specified.
check_call_ray([
"start",
"--head",
"--min-worker-port",
"51000",
"--max-worker-port",
"51050",
"--port",
"0",
])
check_call_ray(["stop"])
# Test starting Ray with a worker port list.
check_call_ray(["start", "--head", "--worker-port-list", "10002,10003"])
check_call_ray(["stop"])
# Test starting Ray with a non-int in the worker port list.
with pytest.raises(subprocess.CalledProcessError):
check_call_ray(["start", "--head", "--worker-port-list", "10002,a"])
check_call_ray(["stop"])
# Test starting Ray with an invalid port in the worker port list.
with pytest.raises(subprocess.CalledProcessError):
check_call_ray(["start", "--head", "--worker-port-list", "100"])
check_call_ray(["stop"])
# Test starting Ray with the number of CPUs specified.
check_call_ray(["start", "--head", "--num-cpus", "2", "--port", "0"])
check_call_ray(["stop"])
# Test starting Ray with the number of GPUs specified.
check_call_ray(["start", "--head", "--num-gpus", "100", "--port", "0"])
check_call_ray(["stop"])
# Test starting Ray with redis shard ports specified.
check_call_ray([
"start", "--head", "--redis-shard-ports", "6380,6381,6382", "--port",
"0"
])
check_call_ray(["stop"])
# Test starting Ray with all arguments specified.
check_call_ray([
"start",
"--head",
"--redis-shard-ports",
"6380,6381,6382",
"--object-manager-port",
"22345",
"--num-cpus",
"2",
"--num-gpus",
"0",
"--resources",
'{"Custom": 1}',
"--port",
"0",
])
check_call_ray(["stop"])
temp_dir = ray._private.utils.get_ray_temp_dir()
# Test starting Ray with RAY_REDIS_ADDRESS env.
_, proc = _start_redis_instance(
REDIS_EXECUTABLE,
temp_dir,
8888,
password=ray_constants.REDIS_DEFAULT_PASSWORD)
os.environ["RAY_REDIS_ADDRESS"] = "127.0.0.1:8888"
check_call_ray(["start", "--head"])
check_call_ray(["stop"])
proc.process.terminate()
del os.environ["RAY_REDIS_ADDRESS"]
# Test --block. Killing a child process should cause the command to exit.
blocked = subprocess.Popen(
["ray", "start", "--head", "--block", "--port", "0"])
blocked.poll()
assert blocked.returncode is None
# Make sure ray cluster is up
run_string_as_driver("""
import ray
from time import sleep
for i in range(0, 5):
try:
ray.init(address='auto')
break
except:
sleep(1)
""")
# Make sure ray cluster is up
run_string_as_driver("""
import ray
from time import sleep
for i in range(0, 5):
try:
ray.init(address='auto')
break
except:
sleep(1)
""")
kill_process_by_name("raylet", SIGKILL=True)
wait_for_children_of_pid_to_exit(blocked.pid, timeout=30)
blocked.wait()
assert blocked.returncode != 0, "ray start shouldn't return 0 on bad exit"
# Test --block. Killing the command should clean up all child processes.
blocked = subprocess.Popen(
["ray", "start", "--head", "--block", "--port", "0"])
blocked.poll()
assert blocked.returncode is None
# Include GCS, autoscaler monitor, client server, dashboard, raylet and
# log_monitor.py
num_children = 6
if not detect_fate_sharing_support():
# Account for ray_process_reaper.py
num_children += 1
# Check a set of child process commands & scripts instead?
wait_for_children_of_pid(blocked.pid,
num_children=num_children,
timeout=30)
blocked.terminate()
wait_for_children_of_pid_to_exit(blocked.pid, timeout=30)
blocked.wait()
assert blocked.returncode != 0, "ray start shouldn't return 0 on bad exit"
def test_calling_start_ray_head(call_ray_stop_only):
# Test that we can call ray start with various command line
# parameters. TODO(rkn): This test only tests the --head code path. We
# should also test the non-head node code path.
# Test starting Ray with a redis port specified.
check_call_ray(["start", "--head", "--port", "0"])
check_call_ray(["stop"])
# Test starting Ray with a node IP address specified.
check_call_ray(
["start", "--head", "--node-ip-address", "127.0.0.1", "--port", "0"])
check_call_ray(["stop"])
# Test starting Ray with a system config parameter set.
check_call_ray([
"start", "--head", "--system-config",
"{\"metrics_report_interval_ms\":100}", "--port", "0"
])
check_call_ray(["stop"])
# Test starting Ray with the object manager and node manager ports
# specified.
check_call_ray([
"start", "--head", "--object-manager-port", "12345",
"--node-manager-port", "54321", "--port", "0"
])
check_call_ray(["stop"])
# Test starting Ray with the worker port range specified.
check_call_ray([
"start", "--head", "--min-worker-port", "51000", "--max-worker-port",
"51050", "--port", "0"
])
check_call_ray(["stop"])
# Test starting Ray with a worker port list.
check_call_ray(["start", "--head", "--worker-port-list", "10002,10003"])
check_call_ray(["stop"])
# Test starting Ray with a non-int in the worker port list.
with pytest.raises(subprocess.CalledProcessError):
check_call_ray(["start", "--head", "--worker-port-list", "10002,a"])
check_call_ray(["stop"])
# Test starting Ray with an invalid port in the worker port list.
with pytest.raises(subprocess.CalledProcessError):
check_call_ray(["start", "--head", "--worker-port-list", "100"])
check_call_ray(["stop"])
# Test starting Ray with the number of CPUs specified.
check_call_ray(["start", "--head", "--num-cpus", "2", "--port", "0"])
check_call_ray(["stop"])
# Test starting Ray with the number of GPUs specified.
check_call_ray(["start", "--head", "--num-gpus", "100", "--port", "0"])
check_call_ray(["stop"])
# Test starting Ray with redis shard ports specified.
check_call_ray([
"start", "--head", "--redis-shard-ports", "6380,6381,6382", "--port",
"0"
])
check_call_ray(["stop"])
# Test starting Ray with all arguments specified.
check_call_ray([
"start", "--head", "--redis-shard-ports", "6380,6381,6382",
"--object-manager-port", "12345", "--num-cpus", "2", "--num-gpus", "0",
"--resources", "{\"Custom\": 1}", "--port", "0"
])
check_call_ray(["stop"])
# Test starting Ray with invalid external address.
# It will fall back to creating a new one.
check_call_ray(
["start", "--head", "--address", "127.0.0.1:6379", "--port", "0"])
check_call_ray(["stop"])
# Test --block. Killing a child process should cause the command to exit.
blocked = subprocess.Popen(
["ray", "start", "--head", "--block", "--port", "0"])
wait_for_children_names_of_pid(blocked.pid, ["raylet"], timeout=30)
blocked.poll()
assert blocked.returncode is None
kill_process_by_name("raylet")
wait_for_children_of_pid_to_exit(blocked.pid, timeout=30)
blocked.wait()
assert blocked.returncode != 0, "ray start shouldn't return 0 on bad exit"
# Test --block. Killing the command should clean up all child processes.
blocked = subprocess.Popen(
["ray", "start", "--head", "--block", "--port", "0"])
blocked.poll()
assert blocked.returncode is None
wait_for_children_of_pid(blocked.pid, num_children=7, timeout=30)
blocked.terminate()
wait_for_children_of_pid_to_exit(blocked.pid, timeout=30)
blocked.wait()
assert blocked.returncode != 0, "ray start shouldn't return 0 on bad exit"
def test_calling_start_ray_head(call_ray_stop_only):
# Test that we can call ray start with various command line
# parameters.
# Test starting Ray with a redis port specified.
check_call_ray(["start", "--head", "--port", "0"])
check_call_ray(["stop"])
# Test starting Ray with a node IP address specified.
check_call_ray(
["start", "--head", "--node-ip-address", "127.0.0.1", "--port", "0"])
check_call_ray(["stop"])
# Test starting Ray with a system config parameter set.
check_call_ray([
"start", "--head", "--system-config",
"{\"metrics_report_interval_ms\":100}", "--port", "0"
])
check_call_ray(["stop"])
# Test starting Ray with the object manager and node manager ports
# specified.
check_call_ray([
"start", "--head", "--object-manager-port", "22345",
"--node-manager-port", "54321", "--port", "0"
])
check_call_ray(["stop"])
# Test starting Ray with the worker port range specified.
check_call_ray([
"start", "--head", "--min-worker-port", "51000", "--max-worker-port",
"51050", "--port", "0"
])
check_call_ray(["stop"])
# Test starting Ray with a worker port list.
check_call_ray(["start", "--head", "--worker-port-list", "10002,10003"])
check_call_ray(["stop"])
# Test starting Ray with a non-int in the worker port list.
with pytest.raises(subprocess.CalledProcessError):
check_call_ray(["start", "--head", "--worker-port-list", "10002,a"])
check_call_ray(["stop"])
# Test starting Ray with an invalid port in the worker port list.
with pytest.raises(subprocess.CalledProcessError):
check_call_ray(["start", "--head", "--worker-port-list", "100"])
check_call_ray(["stop"])
# Test starting Ray with the number of CPUs specified.
check_call_ray(["start", "--head", "--num-cpus", "2", "--port", "0"])
check_call_ray(["stop"])
# Test starting Ray with the number of GPUs specified.
check_call_ray(["start", "--head", "--num-gpus", "100", "--port", "0"])
check_call_ray(["stop"])
# Test starting Ray with redis shard ports specified.
check_call_ray([
"start", "--head", "--redis-shard-ports", "6380,6381,6382", "--port",
"0"
])
check_call_ray(["stop"])
# Test starting Ray with all arguments specified.
check_call_ray([
"start", "--head", "--redis-shard-ports", "6380,6381,6382",
"--object-manager-port", "22345", "--num-cpus", "2", "--num-gpus", "0",
"--resources", "{\"Custom\": 1}", "--port", "0"
])
check_call_ray(["stop"])
# Test starting Ray with invalid external address.
# It will fall back to creating a new one.
check_call_ray(
["start", "--head", "--address", "127.0.0.1:6379", "--port", "0"])
check_call_ray(["stop"])
# Test starting Ray with RAY_REDIS_ADDRESS env.
os.environ["RAY_REDIS_ADDRESS"] = "127.0.0.1:6379"
check_call_ray(["start", "--head", "--port", "0"])
check_call_ray(["stop"])
del os.environ["RAY_REDIS_ADDRESS"]
# Test --block. Killing a child process should cause the command to exit.
blocked = subprocess.Popen(
["ray", "start", "--head", "--block", "--port", "0"])
blocked.poll()
assert blocked.returncode is None
# Make sure ray cluster is up
run_string_as_driver("""
import ray
from time import sleep
for i in range(0, 5):
try:
ray.init(address='auto')
break
except:
sleep(1)
""")
# Make sure ray cluster is up
run_string_as_driver("""
import ray
from time import sleep
for i in range(0, 5):
try:
ray.init(address='auto')
break
except:
sleep(1)
""")
kill_process_by_name("raylet", SIGKILL=True)
wait_for_children_of_pid_to_exit(blocked.pid, timeout=30)
blocked.wait()
assert blocked.returncode != 0, "ray start shouldn't return 0 on bad exit"
# Test --block. Killing the command should clean up all child processes.
blocked = subprocess.Popen(
["ray", "start", "--head", "--block", "--port", "0"])
blocked.poll()
assert blocked.returncode is None
wait_for_children_of_pid(blocked.pid, num_children=7, timeout=30)
blocked.terminate()
wait_for_children_of_pid_to_exit(blocked.pid, timeout=30)
blocked.wait()
assert blocked.returncode != 0, "ray start shouldn't return 0 on bad exit"