frostfs-testcases/pytest_tests/testsuites/failovers/test_failover_server.py
a.berezin 5ec844417a
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[#259] Optimize failover tests by paralleling long steps
Signed-off-by: a.berezin <a.berezin@yadro.com>
2024-06-27 12:31:02 +03:00

266 lines
12 KiB
Python

import itertools
import logging
import random
import allure
import pytest
from frostfs_testlib import reporter
from frostfs_testlib.resources.wellknown_acl import PUBLIC_ACL
from frostfs_testlib.steps.cli.container import StorageContainer, StorageContainerInfo, create_container
from frostfs_testlib.steps.cli.object import get_object, get_object_nodes, put_object
from frostfs_testlib.steps.node_management import check_node_in_map, check_node_not_in_map
from frostfs_testlib.storage.cluster import ClusterNode, StorageNode
from frostfs_testlib.storage.controllers import ClusterStateController
from frostfs_testlib.storage.dataclasses.object_size import ObjectSize
from frostfs_testlib.storage.dataclasses.storage_object_info import StorageObjectInfo
from frostfs_testlib.storage.dataclasses.wallet import WalletInfo
from frostfs_testlib.testing.cluster_test_base import ClusterTestBase
from frostfs_testlib.testing.parallel import parallel
from frostfs_testlib.testing.test_control import wait_for_success
from frostfs_testlib.utils.file_utils import get_file_hash
from pytest import FixtureRequest
logger = logging.getLogger("NeoLogger")
@pytest.mark.failover
@pytest.mark.failover_server
class TestFailoverServer(ClusterTestBase):
@wait_for_success(max_wait_time=120, interval=1)
def wait_node_not_in_map(self, *args, **kwargs):
check_node_not_in_map(*args, **kwargs)
@wait_for_success(max_wait_time=120, interval=1)
def wait_node_in_map(self, *args, **kwargs):
check_node_in_map(*args, **kwargs)
@allure.title("[Test] Create containers")
@pytest.fixture
def containers(
self,
request: FixtureRequest,
default_wallet: WalletInfo,
) -> list[StorageContainer]:
placement_rule = "REP 2 CBF 2 SELECT 2 FROM *"
containers_count = request.param
results = parallel(
[create_container for _ in range(containers_count)],
wallet=default_wallet,
shell=self.shell,
endpoint=self.cluster.default_rpc_endpoint,
rule=placement_rule,
basic_acl=PUBLIC_ACL,
)
containers = [
StorageContainer(StorageContainerInfo(result.result(), default_wallet), self.shell, self.cluster)
for result in results
]
return containers
@allure.title("[Test] Create container")
@pytest.fixture()
def container(self, default_wallet: WalletInfo) -> StorageContainer:
select = len(self.cluster.cluster_nodes)
placement_rule = f"REP {select - 1} CBF 1 SELECT {select} FROM *"
cont_id = create_container(
default_wallet,
shell=self.shell,
endpoint=self.cluster.default_rpc_endpoint,
rule=placement_rule,
basic_acl=PUBLIC_ACL,
)
storage_cont_info = StorageContainerInfo(cont_id, default_wallet)
return StorageContainer(storage_cont_info, self.shell, self.cluster)
@allure.title("[Class] Create objects")
@pytest.fixture(scope="class")
def storage_objects(
self,
request: FixtureRequest,
containers: list[StorageContainer],
simple_object_size: ObjectSize,
complex_object_size: ObjectSize,
) -> list[StorageObjectInfo]:
object_count = request.param
sizes_samples = [simple_object_size, complex_object_size]
samples_count = len(sizes_samples)
assert object_count >= samples_count, f"Object count is too low, must be >= {samples_count}"
sizes_weights = [2, 1]
sizes = sizes_samples + random.choices(sizes_samples, weights=sizes_weights, k=object_count - samples_count)
results = parallel(
[container.generate_object for _ in sizes for container in containers],
size=itertools.cycle([size.value for size in sizes]),
)
return [result.result() for result in results]
@allure.title("[Test] Create objects and get nodes with object")
@pytest.fixture()
def object_and_nodes(
self, simple_object_size: ObjectSize, container: StorageContainer
) -> tuple[StorageObjectInfo, list[ClusterNode]]:
object_info = container.generate_object(simple_object_size.value)
object_nodes = get_object_nodes(self.cluster, object_info.cid, object_info.oid, self.cluster.cluster_nodes[0])
return object_info, object_nodes
def _verify_object(self, storage_object: StorageObjectInfo, node: StorageNode):
with reporter.step(f"Verify object {storage_object.oid} from node {node}"):
file_path = get_object(
storage_object.wallet,
storage_object.cid,
storage_object.oid,
endpoint=node.get_rpc_endpoint(),
shell=self.shell,
timeout="60s",
)
assert storage_object.file_hash == get_file_hash(file_path)
@reporter.step("Verify objects")
def verify_objects(self, nodes: list[StorageNode], storage_objects: list[StorageObjectInfo]) -> None:
parallel(self._verify_object, storage_objects * len(nodes), node=itertools.cycle(nodes))
@allure.title("Full shutdown node")
@pytest.mark.parametrize("containers, storage_objects", [(5, 10)], indirect=True)
def test_complete_node_shutdown(
self,
storage_objects: list[StorageObjectInfo],
node_under_test: ClusterNode,
cluster_state_controller: ClusterStateController,
):
with reporter.step(f"Remove one node from the list of nodes"):
alive_nodes = list(set(self.cluster.cluster_nodes) - {node_under_test})
storage_nodes = [cluster.storage_node for cluster in alive_nodes]
with reporter.step("Tick 2 epochs and wait for 2 blocks"):
self.tick_epochs(2, storage_nodes[0], wait_block=2)
with reporter.step(f"Stop node"):
cluster_state_controller.stop_node_host(node_under_test, "hard")
with reporter.step("Verify that there are no corrupted objects"):
self.verify_objects(storage_nodes, storage_objects)
with reporter.step(f"Check node still in map"):
self.wait_node_in_map(node_under_test.storage_node, self.shell, alive_node=storage_nodes[0])
count_tick_epoch = int(alive_nodes[0].ir_node.get_netmap_cleaner_threshold()) + 4
with reporter.step(f"Tick {count_tick_epoch} epochs and wait for 2 blocks"):
self.tick_epochs(count_tick_epoch, storage_nodes[0], wait_block=2)
with reporter.step(f"Check node in not map after {count_tick_epoch} epochs"):
self.wait_node_not_in_map(node_under_test.storage_node, self.shell, alive_node=storage_nodes[0])
with reporter.step(f"Verify that there are no corrupted objects after {count_tick_epoch} epochs"):
self.verify_objects(storage_nodes, storage_objects)
@allure.title("Temporarily disable a node")
@pytest.mark.parametrize("containers, storage_objects", [(5, 10)], indirect=True)
def test_temporarily_disable_a_node(
self,
storage_objects: list[StorageObjectInfo],
node_under_test: ClusterNode,
cluster_state_controller: ClusterStateController,
):
with reporter.step(f"Remove one node from the list"):
storage_nodes = list(set(self.cluster.storage_nodes) - {node_under_test.storage_node})
with reporter.step("Tick 2 epochs and wait for 2 blocks"):
self.tick_epochs(2, storage_nodes[0], wait_block=2)
with reporter.step(f"Stop node"):
cluster_state_controller.stop_node_host(node_under_test, "hard")
with reporter.step("Verify that there are no corrupted objects"):
self.verify_objects(storage_nodes, storage_objects)
with reporter.step(f"Check node still in map"):
self.wait_node_in_map(node_under_test.storage_node, self.shell, alive_node=storage_nodes[0])
with reporter.step(f"Start node"):
cluster_state_controller.start_node_host(node_under_test)
with reporter.step("Verify that there are no corrupted objects"):
self.verify_objects(storage_nodes, storage_objects)
@allure.title("Not enough nodes in the container with policy - 'REP 3 CBF 1 SELECT 4 FROM *'")
def test_not_enough_nodes_in_container_rep_3(
self,
object_and_nodes: tuple[StorageObjectInfo, list[ClusterNode]],
default_wallet: WalletInfo,
cluster_state_controller: ClusterStateController,
simple_file: str,
):
object_info, object_nodes = object_and_nodes
endpoint_without_object = list(set(self.cluster.cluster_nodes) - set(object_nodes))[
0
].storage_node.get_rpc_endpoint()
endpoint_with_object = object_nodes[0].storage_node.get_rpc_endpoint()
with reporter.step("Stop all nodes with object except first one"):
parallel(cluster_state_controller.stop_node_host, object_nodes[1:], mode="hard")
with reporter.step(f"Get object from node without object"):
get_object(default_wallet, object_info.cid, object_info.oid, self.shell, endpoint_without_object)
with reporter.step(f"Get object from node with object"):
get_object(default_wallet, object_info.cid, object_info.oid, self.shell, endpoint_with_object)
with reporter.step(f"[Negative] Put operation to node with object"):
with pytest.raises(RuntimeError):
put_object(default_wallet, simple_file, object_info.cid, self.shell, endpoint_with_object)
@allure.title("Not enough nodes in the container with policy - 'REP 2 CBF 2 SELECT 4 FROM *'")
def test_not_enough_nodes_in_container_rep_2(
self,
default_wallet: WalletInfo,
cluster_state_controller: ClusterStateController,
simple_file: str,
):
with reporter.step("Create container with full network map"):
node_count = len(self.cluster.cluster_nodes)
placement_rule = f"REP {node_count - 2} IN X CBF 2 SELECT {node_count} FROM * AS X"
cid = create_container(
default_wallet,
self.shell,
self.cluster.default_rpc_endpoint,
rule=placement_rule,
basic_acl=PUBLIC_ACL,
)
with reporter.step("Put object"):
oid = put_object(default_wallet, simple_file, cid, self.shell, self.cluster.default_rpc_endpoint)
with reporter.step("Search nodes with object"):
object_nodes = get_object_nodes(self.cluster, cid, oid, self.cluster.cluster_nodes[0])
with reporter.step("Choose node to stop"):
node_under_test = random.choice(object_nodes)
alive_node_with_object = random.choice(list(set(object_nodes) - {node_under_test}))
alive_endpoint_with_object = alive_node_with_object.storage_node.get_rpc_endpoint()
with reporter.step("Stop random node with object"):
cluster_state_controller.stop_node_host(node_under_test, "hard")
with reporter.step("Put object to alive node with object"):
oid_2 = put_object(default_wallet, simple_file, cid, self.shell, alive_endpoint_with_object)
with reporter.step("Get object from alive node with object"):
get_object(default_wallet, cid, oid_2, self.shell, alive_endpoint_with_object)
with reporter.step("Create container on alive node"):
create_container(
default_wallet,
self.shell,
alive_endpoint_with_object,
rule=placement_rule,
basic_acl=PUBLIC_ACL,
)