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259 lines
10 KiB
Python
259 lines
10 KiB
Python
#!/usr/bin/env python3
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import pytest
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from helpers.cluster import ClickHouseCluster
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from kazoo.client import KazooClient, KazooState
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from kazoo.security import ACL, make_digest_acl, make_acl
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from kazoo.exceptions import AuthFailedError, InvalidACLError, NoAuthError, KazooException
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import os
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cluster = ClickHouseCluster(__file__)
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node = cluster.add_instance('node', main_configs=['configs/keeper_config.xml', 'configs/logs_conf.xml'], stay_alive=True)
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def start_zookeeper():
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node.exec_in_container(['bash', '-c', '/opt/zookeeper/bin/zkServer.sh start'])
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def stop_zookeeper():
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node.exec_in_container(['bash', '-c', '/opt/zookeeper/bin/zkServer.sh stop'])
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def clear_zookeeper():
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node.exec_in_container(['bash', '-c', 'rm -fr /zookeeper/*'])
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def restart_and_clear_zookeeper():
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stop_zookeeper()
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clear_zookeeper()
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start_zookeeper()
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def clear_clickhouse_data():
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node.exec_in_container(['bash', '-c', 'rm -fr /var/lib/clickhouse/coordination/logs/* /var/lib/clickhouse/coordination/snapshots/*'])
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def convert_zookeeper_data():
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cmd = '/usr/bin/clickhouse keeper-converter --zookeeper-logs-dir /zookeeper/version-2/ --zookeeper-snapshots-dir /zookeeper/version-2/ --output-dir /var/lib/clickhouse/coordination/snapshots'
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node.exec_in_container(['bash', '-c', cmd])
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def stop_clickhouse():
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node.stop_clickhouse()
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def start_clickhouse():
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node.start_clickhouse()
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def copy_zookeeper_data():
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stop_zookeeper()
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stop_clickhouse()
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clear_clickhouse_data()
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convert_zookeeper_data()
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print(node.exec_in_container)
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start_zookeeper()
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start_clickhouse()
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@pytest.fixture(scope="module")
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def started_cluster():
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try:
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cluster.start()
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yield cluster
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finally:
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cluster.shutdown()
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def get_fake_zk(timeout=30.0):
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_fake_zk_instance = KazooClient(hosts=cluster.get_instance_ip('node') + ":9181", timeout=timeout)
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_fake_zk_instance.start()
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return _fake_zk_instance
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def get_genuine_zk(timeout=30.0):
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_genuine_zk_instance = KazooClient(hosts=cluster.get_instance_ip('node') + ":2181", timeout=timeout)
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_genuine_zk_instance.start()
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return _genuine_zk_instance
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def compare_stats(stat1, stat2, path):
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assert stat1.czxid == stat2.czxid, "path " + path + " cxzids not equal for stats: " + str(stat1.czxid) + " != " + str(stat2.zxid)
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assert stat1.mzxid == stat2.mzxid, "path " + path + " mxzids not equal for stats: " + str(stat1.mzxid) + " != " + str(stat2.mzxid)
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assert stat1.version == stat2.version, "path " + path + " versions not equal for stats: " + str(stat1.version) + " != " + str(stat2.version)
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assert stat1.cversion == stat2.cversion, "path " + path + " cversions not equal for stats: " + str(stat1.cversion) + " != " + str(stat2.cversion)
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assert stat1.aversion == stat2.aversion, "path " + path + " aversions not equal for stats: " + str(stat1.aversion) + " != " + str(stat2.aversion)
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assert stat1.ephemeralOwner == stat2.ephemeralOwner,"path " + path + " ephemeralOwners not equal for stats: " + str(stat1.ephemeralOwner) + " != " + str(stat2.ephemeralOwner)
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assert stat1.dataLength == stat2.dataLength , "path " + path + " ephemeralOwners not equal for stats: " + str(stat1.dataLength) + " != " + str(stat2.dataLength)
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assert stat1.numChildren == stat2.numChildren, "path " + path + " numChildren not equal for stats: " + str(stat1.numChildren) + " != " + str(stat2.numChildren)
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assert stat1.pzxid == stat2.pzxid, "path " + path + " pzxid not equal for stats: " + str(stat1.pzxid) + " != " + str(stat2.pzxid)
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def compare_states(zk1, zk2, path="/"):
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data1, stat1 = zk1.get(path)
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data2, stat2 = zk2.get(path)
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print("Left Stat", stat1)
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print("Right Stat", stat2)
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assert data1 == data2, "Data not equal on path " + str(path)
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# both paths have strange stats
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if path not in ("/", "/zookeeper"):
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compare_stats(stat1, stat2, path)
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first_children = list(sorted(zk1.get_children(path)))
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second_children = list(sorted(zk2.get_children(path)))
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print("Got children left", first_children)
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print("Got children rigth", second_children)
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assert first_children == second_children, "Childrens are not equal on path " + path
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for children in first_children:
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print("Checking child", os.path.join(path, children))
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compare_states(zk1, zk2, os.path.join(path, children))
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def test_smoke(started_cluster):
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restart_and_clear_zookeeper()
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genuine_connection = get_genuine_zk()
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genuine_connection.create("/test", b"data")
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assert genuine_connection.get("/test")[0] == b"data"
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copy_zookeeper_data()
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genuine_connection = get_genuine_zk()
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fake_connection = get_fake_zk()
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compare_states(genuine_connection, fake_connection)
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def get_bytes(s):
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return s.encode()
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def test_simple_crud_requests(started_cluster):
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restart_and_clear_zookeeper()
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genuine_connection = get_genuine_zk()
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for i in range(100):
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genuine_connection.create("/test_create" + str(i), get_bytes("data" + str(i)))
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# some set queries
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for i in range(10):
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for j in range(i + 1):
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genuine_connection.set("/test_create" + str(i), get_bytes("value" + str(j)))
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for i in range(10, 20):
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genuine_connection.delete("/test_create" + str(i))
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path = "/test_create_deep"
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for i in range(10):
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genuine_connection.create(path, get_bytes("data" + str(i)))
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path = os.path.join(path, str(i))
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genuine_connection.create("/test_sequential", b"")
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for i in range(10):
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genuine_connection.create("/test_sequential/" + "a" * i + "-", get_bytes("dataX" + str(i)), sequence=True)
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genuine_connection.create("/test_ephemeral", b"")
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for i in range(10):
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genuine_connection.create("/test_ephemeral/" + str(i), get_bytes("dataX" + str(i)), ephemeral=True)
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copy_zookeeper_data()
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genuine_connection = get_genuine_zk()
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fake_connection = get_fake_zk()
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compare_states(genuine_connection, fake_connection)
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# especially ensure that counters are the same
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genuine_connection.create("/test_sequential/" + "a" * 10 + "-", get_bytes("dataX" + str(i)), sequence=True)
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fake_connection.create("/test_sequential/" + "a" * 10 + "-", get_bytes("dataX" + str(i)), sequence=True)
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first_children = list(sorted(genuine_connection.get_children("/test_sequential")))
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second_children = list(sorted(fake_connection.get_children("/test_sequential")))
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assert first_children == second_children, "Childrens are not equal on path " + path
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def test_multi_and_failed_requests(started_cluster):
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restart_and_clear_zookeeper()
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genuine_connection = get_genuine_zk()
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genuine_connection.create('/test_multitransactions')
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for i in range(10):
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t = genuine_connection.transaction()
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t.create('/test_multitransactions/freddy' + str(i), get_bytes('data' + str(i)))
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t.create('/test_multitransactions/fred' + str(i), get_bytes('value' + str(i)), ephemeral=True)
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t.create('/test_multitransactions/smith' + str(i), get_bytes('entity' + str(i)), sequence=True)
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t.set_data('/test_multitransactions', get_bytes("somedata" + str(i)))
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t.commit()
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with pytest.raises(Exception):
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genuine_connection.set('/test_multitransactions/freddy0', get_bytes('mustfail' + str(i)), version=1)
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t = genuine_connection.transaction()
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t.create('/test_bad_transaction', get_bytes('data' + str(1)))
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t.check('/test_multitransactions', version=32)
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t.create('/test_bad_transaction1', get_bytes('data' + str(2)))
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# should fail
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t.commit()
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assert genuine_connection.exists('/test_bad_transaction') is None
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assert genuine_connection.exists('/test_bad_transaction1') is None
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t = genuine_connection.transaction()
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t.create('/test_bad_transaction2', get_bytes('data' + str(1)))
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t.delete('/test_multitransactions/freddy0', version=5)
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# should fail
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t.commit()
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assert genuine_connection.exists('/test_bad_transaction2') is None
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assert genuine_connection.exists('/test_multitransactions/freddy0') is not None
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copy_zookeeper_data()
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genuine_connection = get_genuine_zk()
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fake_connection = get_fake_zk()
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compare_states(genuine_connection, fake_connection)
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def test_acls(started_cluster):
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restart_and_clear_zookeeper()
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genuine_connection = get_genuine_zk()
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genuine_connection.add_auth('digest', 'user1:password1')
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genuine_connection.add_auth('digest', 'user2:password2')
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genuine_connection.add_auth('digest', 'user3:password3')
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genuine_connection.create("/test_multi_all_acl", b"data", acl=[make_acl("auth", "", all=True)])
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other_connection = get_genuine_zk()
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other_connection.add_auth('digest', 'user1:password1')
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other_connection.set("/test_multi_all_acl", b"X")
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assert other_connection.get("/test_multi_all_acl")[0] == b"X"
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yet_other_auth_connection = get_genuine_zk()
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yet_other_auth_connection.add_auth('digest', 'user2:password2')
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yet_other_auth_connection.set("/test_multi_all_acl", b"Y")
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genuine_connection.add_auth('digest', 'user3:password3')
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# just to check that we are able to deserialize it
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genuine_connection.set_acls("/test_multi_all_acl", acls=[make_acl("auth", "", read=True, write=False, create=True, delete=True, admin=True)])
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no_auth_connection = get_genuine_zk()
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with pytest.raises(Exception):
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no_auth_connection.set("/test_multi_all_acl", b"Z")
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copy_zookeeper_data()
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genuine_connection = get_genuine_zk()
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genuine_connection.add_auth('digest', 'user1:password1')
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genuine_connection.add_auth('digest', 'user2:password2')
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genuine_connection.add_auth('digest', 'user3:password3')
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fake_connection = get_fake_zk()
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fake_connection.add_auth('digest', 'user1:password1')
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fake_connection.add_auth('digest', 'user2:password2')
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fake_connection.add_auth('digest', 'user3:password3')
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compare_states(genuine_connection, fake_connection)
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for connection in [genuine_connection, fake_connection]:
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acls, stat = connection.get_acls("/test_multi_all_acl")
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assert stat.aversion == 1
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assert len(acls) == 3
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for acl in acls:
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assert acl.acl_list == ['READ', 'CREATE', 'DELETE', 'ADMIN']
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assert acl.id.scheme == 'digest'
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assert acl.perms == 29
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assert acl.id.id in ('user1:XDkd2dsEuhc9ImU3q8pa8UOdtpI=', 'user2:lo/iTtNMP+gEZlpUNaCqLYO3i5U=', 'user3:wr5Y0kEs9nFX3bKrTMKxrlcFeWo=')
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