def test_disable_view_change(disable_view_change_config, looper, nodeSet, up,
viewNo, wallet1, client1):
assert disable_view_change_config
assert isinstance(disable_view_change_config.unsafe, set)
assert 'disable_view_change' in disable_view_change_config.unsafe
simulate_slow_master(looper, nodeSet, wallet1, client1)
with pytest.raises(AssertionError):
waitForViewChange(looper, nodeSet, expectedViewNo=viewNo + 1)
def test_disable_view_change(disable_view_change_config, looper,
txnPoolNodeSet, viewNo, sdk_pool_handle,
sdk_wallet_steward):
assert disable_view_change_config
assert isinstance(disable_view_change_config.unsafe, set)
assert 'disable_view_change' in disable_view_change_config.unsafe
simulate_slow_master(looper, txnPoolNodeSet, sdk_pool_handle,
sdk_wallet_steward)
with pytest.raises(AssertionError):
waitForViewChange(looper, txnPoolNodeSet, expectedViewNo=viewNo + 1)
def test_view_change_on_performance_degraded(looper, nodeSet, up, viewNo,
wallet1, client1):
"""
Test that a view change is done when the performance of master goes down
Send multiple requests from the client and delay some requests by master
instance so that there is a view change. All nodes will agree that master
performance degraded
"""
old_primary_node = get_master_primary_node(list(nodeSet.nodes.values()))
simulate_slow_master(looper, nodeSet, wallet1, client1)
waitForViewChange(looper, nodeSet, expectedViewNo=viewNo + 1)
ensureElectionsDone(looper=looper, nodes=nodeSet)
ensure_all_nodes_have_same_data(looper, nodes=nodeSet)
new_primary_node = get_master_primary_node(list(nodeSet.nodes.values()))
assert old_primary_node.name != new_primary_node.name
def test_disable_view_change(
disable_view_change_config,
looper,
txnPoolNodeSet,
viewNo,
sdk_pool_handle,
sdk_wallet_steward):
assert disable_view_change_config
assert isinstance(disable_view_change_config.unsafe, set)
assert 'disable_view_change' in disable_view_change_config.unsafe
simulate_slow_master(looper, txnPoolNodeSet,
sdk_pool_handle,
sdk_wallet_steward)
with pytest.raises(AssertionError):
waitForViewChange(looper, txnPoolNodeSet, expectedViewNo=viewNo + 1)
def test_view_change_on_performance_degraded(looper, txnPoolNodeSet, viewNo,
sdk_pool_handle,
sdk_wallet_steward):
"""
Test that a view change is done when the performance of master goes down
Send multiple requests from the client and delay some requests by master
instance so that there is a view change. All nodes will agree that master
performance degraded
"""
old_primary_node = get_master_primary_node(list(txnPoolNodeSet))
simulate_slow_master(looper, txnPoolNodeSet, sdk_pool_handle,
sdk_wallet_steward)
waitForViewChange(looper, txnPoolNodeSet, expectedViewNo=viewNo + 1)
ensureElectionsDone(looper=looper, nodes=txnPoolNodeSet)
ensure_all_nodes_have_same_data(looper, nodes=txnPoolNodeSet)
new_primary_node = get_master_primary_node(list(txnPoolNodeSet))
assert old_primary_node.name != new_primary_node.name
def test_view_change_on_performance_degraded(looper, txnPoolNodeSet, viewNo,
sdk_pool_handle,
sdk_wallet_steward):
"""
Test that a view change is done when the performance of master goes down
Send multiple requests from the client and delay some requests by master
instance so that there is a view change. All nodes will agree that master
performance degraded
"""
old_primary_node = get_master_primary_node(list(txnPoolNodeSet))
simulate_slow_master(looper, txnPoolNodeSet, sdk_pool_handle,
sdk_wallet_steward)
waitForViewChange(looper, txnPoolNodeSet, expectedViewNo=viewNo + 1)
ensureElectionsDone(looper=looper, nodes=txnPoolNodeSet)
ensure_all_nodes_have_same_data(looper, nodes=txnPoolNodeSet)
new_primary_node = get_master_primary_node(list(txnPoolNodeSet))
assert old_primary_node.name != new_primary_node.name
waitNodeDataEquality(looper, *txnPoolNodeSet)
