import logging import os import allure import pytest from common import STORAGE_NODE_SSH_PRIVATE_KEY_PATH, STORAGE_NODE_SSH_USER, STORAGE_NODE_SSH_PASSWORD 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 from ssh_helper import HostClient, HostIsNotAvailable from wellknown_acl import PUBLIC_ACL from .failover_utils import wait_all_storage_node_returned, wait_object_replication_on_nodes logger = logging.getLogger('NeoLogger') stopped_hosts = [] @pytest.fixture(scope='session') def sbercloud_client(): with allure.step('Connect to SberCloud'): try: yield SberCloud(f'{os.getcwd()}/configuration/sbercloud.yaml') 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"') with pytest.raises(HostIsNotAvailable): ssh.exec('sudo sh -c "echo b > /proc/sysrq-trigger"', timeout=1) def return_all_storage_nodes(sbercloud_client: SberCloud): 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 return nodes') @pytest.mark.parametrize('hard_reboot', [True, False]) @pytest.mark.failover def test_lost_storage_node(prepare_wallet_and_deposit, sbercloud_client: SberCloud, free_storage_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, free_storage_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) 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)