import logging from random import choices from time import sleep 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 file_helper import generate_file, get_file_hash from iptables_helper import IpTablesHelper from neofs_testlib.hosting import Hosting from python_keywords.container import create_container from python_keywords.neofs_verbs import get_object, put_object from ssh_helper import HostClient from wellknown_acl import PUBLIC_ACL logger = logging.getLogger("NeoLogger") STORAGE_NODE_COMMUNICATION_PORT = "8080" STORAGE_NODE_COMMUNICATION_PORT_TLS = "8082" PORTS_TO_BLOCK = [STORAGE_NODE_COMMUNICATION_PORT, STORAGE_NODE_COMMUNICATION_PORT_TLS] blocked_hosts = [] @pytest.fixture(autouse=True) @allure.step("Restore network") def restore_network(hosting: Hosting): yield not_empty = len(blocked_hosts) != 0 for host in list(blocked_hosts): with allure.step(f"Start storage node {host}"): client = HostClient( ip=host, login=STORAGE_NODE_SSH_USER, password=STORAGE_NODE_SSH_PASSWORD, private_key_path=STORAGE_NODE_SSH_PRIVATE_KEY_PATH, ) with client.create_ssh_connection(): IpTablesHelper.restore_input_traffic_to_port(client, PORTS_TO_BLOCK) blocked_hosts.remove(host) if not_empty: wait_all_storage_node_returned(hosting) @allure.title("Block Storage node traffic") @pytest.mark.failover @pytest.mark.failover_net def test_block_storage_node_traffic(prepare_wallet_and_deposit, client_shell, require_multiple_hosts): """ Block storage nodes traffic using iptables and wait for replication for objects. """ wallet = prepare_wallet_and_deposit placement_rule = "REP 2 IN X CBF 2 SELECT 2 FROM * AS X" excluded_nodes = [] wakeup_node_timeout = 10 # timeout to let nodes detect that traffic has blocked nodes_to_block_count = 2 source_file_path = generate_file() cid = create_container(wallet, shell=client_shell, rule=placement_rule, basic_acl=PUBLIC_ACL) oid = put_object(wallet, source_file_path, cid, shell=client_shell) nodes = wait_object_replication_on_nodes(wallet, cid, oid, 2, shell=client_shell) logger.info(f"Nodes are {nodes}") random_nodes = [(node, node.split(":")[0]) for node in nodes] if nodes_to_block_count > len(nodes): random_nodes = [(node, node.split(":")[0]) for node in choices(nodes, k=2)] for random_node, random_node_ip in random_nodes: client = HostClient( ip=random_node_ip, login=STORAGE_NODE_SSH_USER, password=STORAGE_NODE_SSH_PASSWORD, private_key_path=STORAGE_NODE_SSH_PRIVATE_KEY_PATH, ) with allure.step(f"Block incoming traffic for node {random_node} on port {PORTS_TO_BLOCK}"): with client.create_ssh_connection(): IpTablesHelper.drop_input_traffic_to_port(client, PORTS_TO_BLOCK) blocked_hosts.append(random_node_ip) excluded_nodes.append(random_node) sleep(wakeup_node_timeout) new_nodes = wait_object_replication_on_nodes( wallet, cid, oid, 2, excluded_nodes=excluded_nodes ) assert random_node not in new_nodes got_file_path = get_object(wallet, cid, oid, shell=client_shell, endpoint=new_nodes[0]) assert get_file_hash(source_file_path) == get_file_hash(got_file_path) for random_node, random_node_ip in random_nodes: client = HostClient( ip=random_node_ip, login=STORAGE_NODE_SSH_USER, password=STORAGE_NODE_SSH_PASSWORD, private_key_path=STORAGE_NODE_SSH_PRIVATE_KEY_PATH, ) with allure.step( f"Unblock incoming traffic for node {random_node} on port {PORTS_TO_BLOCK}" ): with client.create_ssh_connection(): IpTablesHelper.restore_input_traffic_to_port(client, PORTS_TO_BLOCK) blocked_hosts.remove(random_node_ip) sleep(wakeup_node_timeout) new_nodes = wait_object_replication_on_nodes(wallet, cid, oid, 2, shell=client_shell) got_file_path = get_object(wallet, cid, oid, shell=client_shell, endpoint=new_nodes[0]) assert get_file_hash(source_file_path) == get_file_hash(got_file_path)