import logging import allure import pytest from common import ( STORAGE_NODE_SSH_PASSWORD, STORAGE_NODE_SSH_PRIVATE_KEY_PATH, STORAGE_NODE_SSH_USER, ) from failover_utils import wait_all_storage_node_returned, wait_object_replication_on_nodes from python_keywords.container import create_container from python_keywords.neofs_verbs import get_object, put_object from python_keywords.utility_keywords import generate_file, get_file_hash from sbercloud_helper import SberCloud, SberCloudConfig from ssh_helper import HostClient from wellknown_acl import PUBLIC_ACL logger = logging.getLogger("NeoLogger") stopped_hosts = [] @pytest.fixture(scope="session") def sbercloud_client(): with allure.step("Connect to SberCloud"): try: config = SberCloudConfig.from_env() yield SberCloud(config) except Exception as err: pytest.fail(f"SberCloud infrastructure not available. Error\n{err}") @pytest.fixture(autouse=True) @allure.step("Return all storage nodes") def return_all_storage_nodes_fixture(sbercloud_client): yield return_all_storage_nodes(sbercloud_client) def panic_reboot_host(ip: str = None): ssh = HostClient( ip=ip, login=STORAGE_NODE_SSH_USER, password=STORAGE_NODE_SSH_PASSWORD, private_key_path=STORAGE_NODE_SSH_PRIVATE_KEY_PATH, ) ssh.exec('sudo sh -c "echo 1 > /proc/sys/kernel/sysrq"') ssh_stdin, _, _ = ssh.ssh_client.exec_command( 'sudo sh -c "echo b > /proc/sysrq-trigger"', timeout=1 ) ssh_stdin.close() def return_all_storage_nodes(sbercloud_client: SberCloud) -> None: for host in list(stopped_hosts): with allure.step(f"Start storage node {host}"): sbercloud_client.start_node(node_ip=host.split(":")[-2]) stopped_hosts.remove(host) wait_all_storage_node_returned() @allure.title("Lost and returned nodes") @pytest.mark.parametrize("hard_reboot", [True, False]) @pytest.mark.failover def test_lost_storage_node( prepare_wallet_and_deposit, sbercloud_client: SberCloud, cloud_infrastructure_check, hard_reboot: bool, ): wallet = prepare_wallet_and_deposit placement_rule = "REP 2 IN X CBF 2 SELECT 2 FROM * AS X" source_file_path = generate_file() cid = create_container(wallet, rule=placement_rule, basic_acl=PUBLIC_ACL) oid = put_object(wallet, source_file_path, cid) nodes = wait_object_replication_on_nodes(wallet, cid, oid, 2) new_nodes = [] for node in nodes: stopped_hosts.append(node) with allure.step(f"Stop storage node {node}"): sbercloud_client.stop_node(node_ip=node.split(":")[-2], hard=hard_reboot) new_nodes = wait_object_replication_on_nodes(wallet, cid, oid, 2, excluded_nodes=[node]) assert not [node for node in nodes if node in new_nodes] got_file_path = get_object(wallet, cid, oid, endpoint=new_nodes[0]) assert get_file_hash(source_file_path) == get_file_hash(got_file_path) with allure.step(f"Return storage nodes"): return_all_storage_nodes(sbercloud_client) new_nodes = wait_object_replication_on_nodes(wallet, cid, oid, 2) got_file_path = get_object(wallet, cid, oid, endpoint=new_nodes[0]) assert get_file_hash(source_file_path) == get_file_hash(got_file_path) @allure.title("Panic storage node(s)") @pytest.mark.parametrize("sequence", [True, False]) @pytest.mark.failover_panic @pytest.mark.failover def test_panic_storage_node(prepare_wallet_and_deposit, cloud_infrastructure_check, sequence: bool): wallet = prepare_wallet_and_deposit placement_rule = "REP 2 IN X CBF 2 SELECT 2 FROM * AS X" source_file_path = generate_file() cid = create_container(wallet, rule=placement_rule, basic_acl=PUBLIC_ACL) oid = put_object(wallet, source_file_path, cid) nodes = wait_object_replication_on_nodes(wallet, cid, oid, 2) new_nodes: list[str] = [] allure.attach("\n".join(nodes), "Current nodes with object", allure.attachment_type.TEXT) for node in nodes: with allure.step(f"Hard reboot host {node} via magic SysRq option"): panic_reboot_host(ip=node.split(":")[-2]) if sequence: try: new_nodes = wait_object_replication_on_nodes( wallet, cid, oid, 2, excluded_nodes=[node] ) except AssertionError: new_nodes = wait_object_replication_on_nodes(wallet, cid, oid, 2) allure.attach( "\n".join(new_nodes), f"Nodes with object after {node} fail", allure.attachment_type.TEXT, ) if not sequence: new_nodes = wait_object_replication_on_nodes(wallet, cid, oid, 2) allure.attach( "\n".join(new_nodes), "Nodes with object after nodes fail", allure.attachment_type.TEXT ) got_file_path = get_object(wallet, cid, oid, endpoint=new_nodes[0]) assert get_file_hash(source_file_path) == get_file_hash(got_file_path)