119 lines
5 KiB
Python
119 lines
5 KiB
Python
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import logging
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from random import choices
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from time import sleep
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import allure
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import pytest
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from common import STORAGE_NODE_SSH_PRIVATE_KEY_PATH, STORAGE_NODE_SSH_USER, STORAGE_NODE_SSH_PASSWORD, \
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NEOFS_NETMAP_DICT
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from iptables_helper import IpTablesHelper
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from python_keywords.container import create_container
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from python_keywords.neofs_verbs import get_object, put_object
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from python_keywords.utility_keywords import generate_file, get_file_hash
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from ssh_helper import HostClient
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from wellknown_acl import PUBLIC_ACL
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from .failover_utils import wait_all_storage_node_returned, wait_object_replication_on_nodes
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logger = logging.getLogger('NeoLogger')
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STORAGE_NODE_COMMUNICATION_PORT = '8080'
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STORAGE_NODE_COMMUNICATION_PORT_TLS = '8082'
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PORTS_TO_BLOCK = [STORAGE_NODE_COMMUNICATION_PORT, STORAGE_NODE_COMMUNICATION_PORT_TLS]
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blocked_hosts = []
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@pytest.fixture(autouse=True)
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@allure.step('Install iptables if needed')
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def install_iptables_if_needed():
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check_command = 'iptables --version'
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install_command = 'apt-get --yes install iptables'
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for node_config in NEOFS_NETMAP_DICT.values():
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host = node_config.get('rpc').split(':')[0]
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client = HostClient(ip=host, login=STORAGE_NODE_SSH_USER,
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password=STORAGE_NODE_SSH_PASSWORD,
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private_key_path=STORAGE_NODE_SSH_PRIVATE_KEY_PATH)
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with client.create_ssh_connection():
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try:
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client.exec(check_command)
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except AssertionError as err:
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logger.info(f'Command {check_command} fails with error {err}')
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client.exec(install_command)
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client.exec(check_command)
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@pytest.fixture(autouse=True)
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@allure.step('Restore network')
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def restore_network():
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yield
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not_empty = len(blocked_hosts) != 0
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for host in list(blocked_hosts):
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with allure.step(f'Start storage node {host}'):
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client = HostClient(ip=host, login=STORAGE_NODE_SSH_USER,
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password=STORAGE_NODE_SSH_PASSWORD,
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private_key_path=STORAGE_NODE_SSH_PRIVATE_KEY_PATH)
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with client.create_ssh_connection():
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IpTablesHelper.restore_input_traffic_to_port(client, PORTS_TO_BLOCK)
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blocked_hosts.remove(host)
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if not_empty:
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wait_all_storage_node_returned()
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@allure.title('Block Storage node traffic')
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@pytest.mark.failover
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@pytest.mark.failover_net
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def test_block_storage_node_traffic(prepare_wallet_and_deposit, free_storage_check):
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"""
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Block storage nodes traffic using iptables and wait for replication for objects.
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"""
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wallet = prepare_wallet_and_deposit
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placement_rule = 'REP 2 IN X CBF 2 SELECT 2 FROM * AS X'
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excluded_nodes = []
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wakeup_node_timeout = 10 # timeout to let nodes detect that traffic has blocked
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nodes_to_block_count = 2
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source_file_path = generate_file()
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cid = create_container(wallet, rule=placement_rule, basic_acl=PUBLIC_ACL)
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oid = put_object(wallet, source_file_path, cid)
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nodes = wait_object_replication_on_nodes(wallet, cid, oid, 2)
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logger.info(f'Nodes are {nodes}')
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random_nodes = [(node, node.split(':')[0]) for node in nodes]
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if nodes_to_block_count > len(nodes):
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random_nodes = [(node, node.split(':')[0]) for node in choices(nodes, k=2)]
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for random_node, random_node_ip in random_nodes:
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client = HostClient(ip=random_node_ip, login=STORAGE_NODE_SSH_USER,
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password=STORAGE_NODE_SSH_PASSWORD,
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private_key_path=STORAGE_NODE_SSH_PRIVATE_KEY_PATH)
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with allure.step(f'Block incoming traffic for node {random_node} on port {PORTS_TO_BLOCK}'):
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with client.create_ssh_connection():
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IpTablesHelper.drop_input_traffic_to_port(client, PORTS_TO_BLOCK)
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blocked_hosts.append(random_node_ip)
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excluded_nodes.append(random_node)
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sleep(wakeup_node_timeout)
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new_nodes = wait_object_replication_on_nodes(wallet, cid, oid, 2, excluded_nodes=excluded_nodes)
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assert random_node not in new_nodes
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got_file_path = get_object(wallet, cid, oid, endpoint=new_nodes[0])
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assert get_file_hash(source_file_path) == get_file_hash(got_file_path)
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for random_node, random_node_ip in random_nodes:
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client = HostClient(ip=random_node_ip, login=STORAGE_NODE_SSH_USER,
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password=STORAGE_NODE_SSH_PASSWORD,
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private_key_path=STORAGE_NODE_SSH_PRIVATE_KEY_PATH)
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with allure.step(f'Unblock incoming traffic for node {random_node} on port {PORTS_TO_BLOCK}'):
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with client.create_ssh_connection():
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IpTablesHelper.restore_input_traffic_to_port(client, PORTS_TO_BLOCK)
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blocked_hosts.remove(random_node_ip)
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sleep(wakeup_node_timeout)
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new_nodes = wait_object_replication_on_nodes(wallet, cid, oid, 2)
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got_file_path = get_object(wallet, cid, oid, endpoint=new_nodes[0])
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assert get_file_hash(source_file_path) == get_file_hash(got_file_path)
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