def test_opcert_past_kes_period( self, cluster_lock_pool2: clusterlib.ClusterLib, cluster_manager: cluster_management.ClusterManager, ): """Start a stake pool with an operational certificate created with expired `--kes-period`. * generate new operational certificate with `--kes-period` in the past * restart the node with the new operational certificate * check that the pool is not producing any blocks * generate new operational certificate with valid `--kes-period` and restart the node * check that the pool is producing blocks again """ pool_name = "node-pool2" node_name = "pool2" cluster = cluster_lock_pool2 temp_template = helpers.get_func_name() pool_rec = cluster_manager.cache.addrs_data[pool_name] node_cold = pool_rec["cold_key_pair"] stake_pool_id = cluster.get_stake_pool_id(node_cold.vkey_file) stake_pool_id_dec = helpers.decode_bech32(stake_pool_id) opcert_file: Path = pool_rec["pool_operational_cert"] def _wait_epoch_chores(this_epoch: int): # wait for next epoch if cluster.get_epoch() == this_epoch: cluster.wait_for_new_epoch() # wait for the end of the epoch clusterlib_utils.wait_for_epoch_interval(cluster_obj=cluster, start=-19, stop=-9) # save ledger state clusterlib_utils.save_ledger_state( cluster_obj=cluster, state_name=f"{temp_template}_{cluster.get_epoch()}", ) with cluster_manager.restart_on_failure(): # generate new operational certificate with `--kes-period` in the past invalid_opcert_file = cluster.gen_node_operational_cert( node_name=node_name, kes_vkey_file=pool_rec["kes_key_pair"].vkey_file, cold_skey_file=pool_rec["cold_key_pair"].skey_file, cold_counter_file=pool_rec["cold_key_pair"].counter_file, kes_period=cluster.get_kes_period() - 5, ) expected_errors = [ (f"{node_name}.stdout", "TPraosCannotForgeKeyNotUsableYet"), ] with logfiles.expect_errors(expected_errors): # restart the node with the new operational certificate logfiles.add_ignore_rule("*.stdout", "MuxBearerClosed") shutil.copy(invalid_opcert_file, opcert_file) cluster_nodes.restart_node(node_name) cluster.wait_for_new_epoch() LOGGER.info("Checking blocks production for 5 epochs.") this_epoch = -1 for __ in range(5): _wait_epoch_chores(this_epoch) this_epoch = cluster.get_epoch() # check that the pool is not producing any blocks blocks_made = clusterlib_utils.get_ledger_state( cluster_obj=cluster)["blocksCurrent"] if blocks_made: assert ( stake_pool_id_dec not in blocks_made ), f"The pool '{pool_name}' has produced blocks in epoch {this_epoch}" # generate new operational certificate with valid `--kes-period` os.remove(opcert_file) valid_opcert_file = cluster.gen_node_operational_cert( node_name=node_name, kes_vkey_file=pool_rec["kes_key_pair"].vkey_file, cold_skey_file=pool_rec["cold_key_pair"].skey_file, cold_counter_file=pool_rec["cold_key_pair"].counter_file, kes_period=cluster.get_kes_period(), ) # copy the new certificate and restart the node shutil.move(str(valid_opcert_file), str(opcert_file)) cluster_nodes.restart_node(node_name) cluster.wait_for_new_epoch() LOGGER.info("Checking blocks production for another 5 epochs.") blocks_made_db = [] this_epoch = cluster.get_epoch() active_again_epoch = this_epoch for __ in range(5): _wait_epoch_chores(this_epoch) this_epoch = cluster.get_epoch() # check that the pool is producing blocks blocks_made = clusterlib_utils.get_ledger_state( cluster_obj=cluster)["blocksCurrent"] blocks_made_db.append(stake_pool_id_dec in blocks_made) assert any(blocks_made_db), ( f"The pool '{pool_name}' has not produced any blocks " f"since epoch {active_again_epoch}")
def test_update_valid_opcert( self, cluster_lock_pool2: clusterlib.ClusterLib, cluster_manager: cluster_management.ClusterManager, ): """Update a valid operational certificate with another valid operational certificate. * generate new operational certificate with valid `--kes-period` * restart the node with the new operational certificate * check that the pool is still producing blocks """ pool_name = "node-pool2" node_name = "pool2" cluster = cluster_lock_pool2 temp_template = helpers.get_func_name() pool_rec = cluster_manager.cache.addrs_data[pool_name] node_cold = pool_rec["cold_key_pair"] stake_pool_id = cluster.get_stake_pool_id(node_cold.vkey_file) stake_pool_id_dec = helpers.decode_bech32(stake_pool_id) opcert_file = pool_rec["pool_operational_cert"] with cluster_manager.restart_on_failure(): # generate new operational certificate with valid `--kes-period` new_opcert_file = cluster.gen_node_operational_cert( node_name=node_name, kes_vkey_file=pool_rec["kes_key_pair"].vkey_file, cold_skey_file=pool_rec["cold_key_pair"].skey_file, cold_counter_file=pool_rec["cold_key_pair"].counter_file, kes_period=cluster.get_kes_period(), ) # restart the node with the new operational certificate logfiles.add_ignore_rule("*.stdout", "MuxBearerClosed") shutil.copy(new_opcert_file, opcert_file) cluster_nodes.restart_node(node_name) LOGGER.info("Checking blocks production for 5 epochs.") blocks_made_db = [] this_epoch = -1 updated_epoch = cluster.get_epoch() for __ in range(5): # wait for next epoch if cluster.get_epoch() == this_epoch: cluster.wait_for_new_epoch() # wait for the end of the epoch clusterlib_utils.wait_for_epoch_interval(cluster_obj=cluster, start=-19, stop=-9) this_epoch = cluster.get_epoch() ledger_state = clusterlib_utils.get_ledger_state( cluster_obj=cluster) # save ledger state clusterlib_utils.save_ledger_state( cluster_obj=cluster, state_name=f"{temp_template}_{this_epoch}", ledger_state=ledger_state, ) # check that the pool is still producing blocks blocks_made = ledger_state["blocksCurrent"] blocks_made_db.append(stake_pool_id_dec in blocks_made) assert any(blocks_made_db), ( f"The pool '{pool_name}' has not produced any blocks " f"since epoch {updated_epoch}")
def test_opcert_future_kes_period( # noqa: C901 self, cluster_lock_pool2: clusterlib.ClusterLib, cluster_manager: cluster_management.ClusterManager, ): """Start a stake pool with an operational certificate created with invalid `--kes-period`. * generate new operational certificate with `--kes-period` in the future * restart the node with the new operational certificate * check that the pool is not producing any blocks * if network era > Alonzo - generate new operational certificate with valid `--kes-period`, but counter value +2 from last used operational ceritificate - restart the node - check that the pool is not producing any blocks * generate new operational certificate with valid `--kes-period` and restart the node * check that the pool is producing blocks again """ # pylint: disable=too-many-statements,too-many-branches pool_name = cluster_management.Resources.POOL2 node_name = "pool2" cluster = cluster_lock_pool2 temp_template = common.get_test_id(cluster) pool_rec = cluster_manager.cache.addrs_data[pool_name] node_cold = pool_rec["cold_key_pair"] stake_pool_id = cluster.get_stake_pool_id(node_cold.vkey_file) stake_pool_id_dec = helpers.decode_bech32(stake_pool_id) opcert_file: Path = pool_rec["pool_operational_cert"] cold_counter_file: Path = pool_rec["cold_key_pair"].counter_file expected_errors = [ (f"{node_name}.stdout", "PraosCannotForgeKeyNotUsableYet"), ] if VERSIONS.cluster_era > VERSIONS.ALONZO: expected_errors.append((f"{node_name}.stdout", "CounterOverIncrementedOCERT")) # In Babbage we get `CounterOverIncrementedOCERT` error if counter for new opcert # is not exactly +1 from last used opcert. We'll backup the original counter # file so we can use it for issuing next valid opcert. cold_counter_file_orig = Path( f"{cold_counter_file.stem}_orig{cold_counter_file.suffix}" ).resolve() shutil.copy(cold_counter_file, cold_counter_file_orig) logfiles.add_ignore_rule( files_glob="*.stdout", regex="MuxBearerClosed|CounterOverIncrementedOCERT", ignore_file_id=cluster_manager.worker_id, ) # generate new operational certificate with `--kes-period` in the future invalid_opcert_file = cluster.gen_node_operational_cert( node_name=f"{node_name}_invalid_opcert_file", kes_vkey_file=pool_rec["kes_key_pair"].vkey_file, cold_skey_file=pool_rec["cold_key_pair"].skey_file, cold_counter_file=cold_counter_file, kes_period=cluster.get_kes_period() + 100, ) kes_query_currently_broken = False with cluster_manager.restart_on_failure(): with logfiles.expect_errors(expected_errors, ignore_file_id=cluster_manager.worker_id): # restart the node with the new operational certificate shutil.copy(invalid_opcert_file, opcert_file) cluster_nodes.restart_nodes([node_name]) cluster.wait_for_new_epoch() LOGGER.info("Checking blocks production for 4 epochs.") this_epoch = -1 for invalid_opcert_epoch in range(4): _wait_epoch_chores( cluster_obj=cluster, temp_template=temp_template, this_epoch=this_epoch ) this_epoch = cluster.get_epoch() # check that the pool is not producing any blocks blocks_made = clusterlib_utils.get_ledger_state(cluster_obj=cluster)[ "blocksCurrent" ] if blocks_made: assert ( stake_pool_id_dec not in blocks_made ), f"The pool '{pool_name}' has produced blocks in epoch {this_epoch}" if invalid_opcert_epoch == 1: # check kes-period-info with operational certificate with # invalid `--kes-period` # TODO: the query is currently broken try: kes_period_info = cluster.get_kes_period_info(invalid_opcert_file) except clusterlib.CLIError as err: if "currentlyBroken" not in str(err): raise kes_query_currently_broken = True if not kes_query_currently_broken: kes.check_kes_period_info_result( kes_output=kes_period_info, expected_scenario=kes.KesScenarios.INVALID_KES_PERIOD, ) # test the `CounterOverIncrementedOCERT` error - the counter will now be +2 from # last used opcert counter value if invalid_opcert_epoch == 2 and VERSIONS.cluster_era > VERSIONS.ALONZO: overincrement_opcert_file = cluster.gen_node_operational_cert( node_name=f"{node_name}_overincrement_opcert_file", kes_vkey_file=pool_rec["kes_key_pair"].vkey_file, cold_skey_file=pool_rec["cold_key_pair"].skey_file, cold_counter_file=cold_counter_file, kes_period=cluster.get_kes_period(), ) # copy the new certificate and restart the node shutil.copy(overincrement_opcert_file, opcert_file) cluster_nodes.restart_nodes([node_name]) if invalid_opcert_epoch == 3: # check kes-period-info with operational certificate with # invalid counter # TODO: the query is currently broken, implement once it is fixed pass # in Babbage we'll use the original counter for issuing new valid opcert so the counter # value of new valid opcert equals to counter value of the original opcert +1 if VERSIONS.cluster_era > VERSIONS.ALONZO: shutil.copy(cold_counter_file_orig, cold_counter_file) # generate new operational certificate with valid `--kes-period` valid_opcert_file = cluster.gen_node_operational_cert( node_name=f"{node_name}_valid_opcert_file", kes_vkey_file=pool_rec["kes_key_pair"].vkey_file, cold_skey_file=pool_rec["cold_key_pair"].skey_file, cold_counter_file=cold_counter_file, kes_period=cluster.get_kes_period(), ) # copy the new certificate and restart the node shutil.copy(valid_opcert_file, opcert_file) cluster_nodes.restart_nodes([node_name]) this_epoch = cluster.wait_for_new_epoch() LOGGER.info("Checking blocks production for another 2 epochs.") blocks_made_db = [] active_again_epoch = this_epoch for __ in range(2): _wait_epoch_chores( cluster_obj=cluster, temp_template=temp_template, this_epoch=this_epoch ) this_epoch = cluster.get_epoch() # check that the pool is producing blocks blocks_made = clusterlib_utils.get_ledger_state(cluster_obj=cluster)[ "blocksCurrent" ] blocks_made_db.append(stake_pool_id_dec in blocks_made) assert any(blocks_made_db), ( f"The pool '{pool_name}' has not produced any blocks " f"since epoch {active_again_epoch}" ) if kes_query_currently_broken: pytest.xfail("`query kes-period-info` is currently broken") else: # check kes-period-info with valid operational certificate kes_period_info = cluster.get_kes_period_info(valid_opcert_file) kes.check_kes_period_info_result( kes_output=kes_period_info, expected_scenario=kes.KesScenarios.ALL_VALID ) # check kes-period-info with invalid operational certificate, wrong counter and period kes_period_info = cluster.get_kes_period_info(invalid_opcert_file) kes.check_kes_period_info_result( kes_output=kes_period_info, expected_scenario=kes.KesScenarios.INVALID_KES_PERIOD if VERSIONS.cluster_era > VERSIONS.ALONZO else kes.KesScenarios.ALL_INVALID, )
def test_update_valid_opcert( self, cluster_lock_pool2: clusterlib.ClusterLib, cluster_manager: cluster_management.ClusterManager, ): """Update a valid operational certificate with another valid operational certificate. * generate new operational certificate with valid `--kes-period` * copy new operational certificate to the node * stop the node so the corresponding pool is not minting new blocks * check `kes-period-info` while the pool is not minting blocks * start the node with the new operational certificate * check that the pool is minting blocks again * check that metrics reported by `kes-period-info` got updated once the pool started minting blocks again * check `kes-period-info` with the old (replaced) operational certificate """ # pylint: disable=too-many-statements pool_name = cluster_management.Resources.POOL2 node_name = "pool2" cluster = cluster_lock_pool2 temp_template = common.get_test_id(cluster) pool_rec = cluster_manager.cache.addrs_data[pool_name] node_cold = pool_rec["cold_key_pair"] stake_pool_id = cluster.get_stake_pool_id(node_cold.vkey_file) stake_pool_id_dec = helpers.decode_bech32(stake_pool_id) opcert_file = pool_rec["pool_operational_cert"] opcert_file_old = shutil.copy(opcert_file, f"{opcert_file}_old") with cluster_manager.restart_on_failure(): # generate new operational certificate with valid `--kes-period` new_opcert_file = cluster.gen_node_operational_cert( node_name=f"{node_name}_new_opcert_file", kes_vkey_file=pool_rec["kes_key_pair"].vkey_file, cold_skey_file=pool_rec["cold_key_pair"].skey_file, cold_counter_file=pool_rec["cold_key_pair"].counter_file, kes_period=cluster.get_kes_period(), ) # copy new operational certificate to the node logfiles.add_ignore_rule( files_glob="*.stdout", regex="MuxBearerClosed", ignore_file_id=cluster_manager.worker_id, ) shutil.copy(new_opcert_file, opcert_file) # stop the node so the corresponding pool is not minting new blocks cluster_nodes.stop_nodes([node_name]) time.sleep(10) # check kes-period-info while the pool is not minting blocks # TODO: the query is currently broken kes_query_currently_broken = False try: kes_period_info_new = cluster.get_kes_period_info(opcert_file) except clusterlib.CLIError as err: if "currentlyBroken" not in str(err): raise kes_query_currently_broken = True if not kes_query_currently_broken: kes.check_kes_period_info_result( kes_output=kes_period_info_new, expected_scenario=kes.KesScenarios.ALL_VALID ) kes_period_info_old = cluster.get_kes_period_info(opcert_file_old) kes.check_kes_period_info_result( kes_output=kes_period_info_old, expected_scenario=kes.KesScenarios.ALL_VALID ) assert ( kes_period_info_new["metrics"]["qKesNodeStateOperationalCertificateNumber"] == kes_period_info_old["metrics"]["qKesNodeStateOperationalCertificateNumber"] ) # start the node with the new operational certificate cluster_nodes.start_nodes([node_name]) # make sure we are not at the very end of an epoch so we still have time for # the first block production check clusterlib_utils.wait_for_epoch_interval(cluster_obj=cluster, start=5, stop=-18) LOGGER.info("Checking blocks production for 5 epochs.") blocks_made_db = [] this_epoch = -1 updated_epoch = cluster.get_epoch() for __ in range(5): # wait for next epoch if cluster.get_epoch() == this_epoch: cluster.wait_for_new_epoch() # wait for the end of the epoch clusterlib_utils.wait_for_epoch_interval( cluster_obj=cluster, start=-19, stop=-15, force_epoch=True ) this_epoch = cluster.get_epoch() ledger_state = clusterlib_utils.get_ledger_state(cluster_obj=cluster) # save ledger state clusterlib_utils.save_ledger_state( cluster_obj=cluster, state_name=f"{temp_template}_{this_epoch}", ledger_state=ledger_state, ) # check that the pool is minting blocks blocks_made = ledger_state["blocksCurrent"] blocks_made_db.append(stake_pool_id_dec in blocks_made) assert any( blocks_made_db ), f"The pool '{pool_name}' has not minted any blocks since epoch {updated_epoch}" if kes_query_currently_broken: pytest.xfail("`query kes-period-info` is currently broken") else: # check that metrics reported by kes-period-info got updated once the pool started # minting blocks again kes_period_info_updated = cluster.get_kes_period_info(opcert_file) kes.check_kes_period_info_result( kes_output=kes_period_info_updated, expected_scenario=kes.KesScenarios.ALL_VALID ) assert ( kes_period_info_updated["metrics"]["qKesNodeStateOperationalCertificateNumber"] != kes_period_info_old["metrics"]["qKesNodeStateOperationalCertificateNumber"] ) # check kes-period-info with operational certificate with a wrong counter kes_period_info_invalid = cluster.get_kes_period_info(opcert_file_old) kes.check_kes_period_info_result( kes_output=kes_period_info_invalid, expected_scenario=kes.KesScenarios.INVALID_COUNTERS, )
def test_oversaturated( # noqa: C901 self, cluster_manager: cluster_management.ClusterManager, cluster_lock_pools: clusterlib.ClusterLib, ): """Check diminished rewards when stake pool is oversaturated. The stake pool continues to operate normally and those who delegate to that pool receive rewards, but the rewards are proportionally lower than those received from stake pool that is not oversaturated. * register and delegate stake address in "init epoch", for all available pools * in "init epoch" + 2, saturate all available pools (block distribution remains balanced among pools) * in "init epoch" + 3, oversaturate one pool * in "init epoch" + 5, for all available pools, withdraw rewards and transfer funds from delegated addresses so pools are no longer (over)saturated * while doing the steps above, collect rewards data for 9 epochs * compare proportionality of rewards in epochs where pools were non-saturated, saturated and oversaturated """ # pylint: disable=too-many-statements,too-many-locals,too-many-branches epoch_saturate = 2 epoch_oversaturate = 4 epoch_withdrawal = 6 cluster = cluster_lock_pools temp_template = common.get_test_id(cluster) initial_balance = 1_000_000_000 faucet_rec = cluster_manager.cache.addrs_data["byron000"] pool_records: Dict[int, PoolRecord] = {} # make sure we have enough time to finish the delegation in one epoch clusterlib_utils.wait_for_epoch_interval(cluster_obj=cluster, start=5, stop=-40) init_epoch = cluster.get_epoch() # submit registration certificates and delegate to pools for idx, res in enumerate( [ cluster_management.Resources.POOL1, cluster_management.Resources.POOL2, cluster_management.Resources.POOL3, ], start=1, ): pool_addrs_data = cluster_manager.cache.addrs_data[res] reward_addr = clusterlib.PoolUser( payment=pool_addrs_data["payment"], stake=pool_addrs_data["reward"]) pool_id = delegation.get_pool_id( cluster_obj=cluster, addrs_data=cluster_manager.cache.addrs_data, pool_name=res, ) pool_id_dec = helpers.decode_bech32(bech32=pool_id) delegation_out = delegation.delegate_stake_addr( cluster_obj=cluster, addrs_data=cluster_manager.cache.addrs_data, temp_template=f"{temp_template}_pool{idx}", pool_id=pool_id, amount=initial_balance, ) pool_records[idx] = PoolRecord( name=res, id=pool_id, id_dec=pool_id_dec, reward_addr=reward_addr, delegation_out=delegation_out, user_rewards=[], owner_rewards=[], blocks_minted={}, saturation_amounts={}, ) # record initial reward balance for each pool for pool_rec in pool_records.values(): user_payment_balance = cluster.get_address_balance( pool_rec.delegation_out.pool_user.payment.address) owner_payment_balance = cluster.get_address_balance( pool_rec.reward_addr.payment.address) pool_rec.user_rewards.append( RewardRecord( epoch_no=init_epoch, reward_total=0, reward_per_epoch=0, stake_total=user_payment_balance, )) pool_rec.owner_rewards.append( RewardRecord( epoch_no=init_epoch, reward_total=cluster.get_stake_addr_info( pool_rec.reward_addr.stake.address). reward_account_balance, reward_per_epoch=0, stake_total=owner_payment_balance, )) assert ( cluster.get_epoch() == init_epoch ), "Delegation took longer than expected and would affect other checks" LOGGER.info("Checking rewards for 10 epochs.") for __ in range(10): # wait for new epoch if cluster.get_epoch( ) == pool_records[2].owner_rewards[-1].epoch_no: cluster.wait_for_new_epoch() # sleep till the end of epoch clusterlib_utils.wait_for_epoch_interval(cluster_obj=cluster, start=-50, stop=-40, force_epoch=True) this_epoch = cluster.get_epoch() ledger_state = clusterlib_utils.get_ledger_state( cluster_obj=cluster) clusterlib_utils.save_ledger_state( cluster_obj=cluster, state_name=f"{temp_template}_{this_epoch}", ledger_state=ledger_state, ) for pool_rec in pool_records.values(): # reward balance in previous epoch prev_user_reward = pool_rec.user_rewards[-1].reward_total prev_owner_reward = pool_rec.owner_rewards[-1].reward_total pool_rec.blocks_minted[this_epoch - 1] = (ledger_state["blocksBefore"].get( pool_rec.id_dec) or 0) # current reward balance user_reward = cluster.get_stake_addr_info( pool_rec.delegation_out.pool_user.stake.address ).reward_account_balance owner_reward = cluster.get_stake_addr_info( pool_rec.reward_addr.stake.address).reward_account_balance # total reward amounts received this epoch owner_reward_epoch = owner_reward - prev_owner_reward # We cannot compare with previous rewards in epochs where # `this_epoch >= init_epoch + epoch_withdrawal`. # There's a withdrawal of rewards at the end of these epochs. if this_epoch > init_epoch + epoch_withdrawal: user_reward_epoch = user_reward else: user_reward_epoch = user_reward - prev_user_reward # store collected rewards info user_payment_balance = cluster.get_address_balance( pool_rec.delegation_out.pool_user.payment.address) owner_payment_balance = cluster.get_address_balance( pool_rec.reward_addr.payment.address) pool_rec.user_rewards.append( RewardRecord( epoch_no=this_epoch, reward_total=user_reward, reward_per_epoch=user_reward_epoch, stake_total=user_payment_balance + user_reward, )) pool_rec.owner_rewards.append( RewardRecord( epoch_no=this_epoch, reward_total=owner_reward, reward_per_epoch=owner_reward_epoch, stake_total=owner_payment_balance, )) pool_rec.saturation_amounts[ this_epoch] = _get_saturation_threshold( cluster_obj=cluster, ledger_state=ledger_state, pool_id=pool_rec.id) # fund the delegated addresses - saturate all pools if this_epoch == init_epoch + epoch_saturate: clusterlib_utils.fund_from_faucet( *[ p.delegation_out.pool_user.payment for p in pool_records.values() ], cluster_obj=cluster, faucet_data=faucet_rec, amount=[ p.saturation_amounts[this_epoch] - 100_000_000_000 for p in pool_records.values() ], tx_name=f"{temp_template}_saturate_pools_ep{this_epoch}", force=True, ) with cluster_manager.restart_on_failure(): # Fund the address delegated to "pool2" to oversaturate the pool. # New stake amount will be current (saturated) stake * 2. if this_epoch == init_epoch + epoch_oversaturate: assert (pool_records[2].saturation_amounts[this_epoch] > 0), "Pool is already saturated" current_stake = int( cluster.get_stake_snapshot( pool_records[2].id)["poolStakeMark"]) overstaturate_amount = current_stake * 2 saturation_threshold = pool_records[2].saturation_amounts[ this_epoch] assert overstaturate_amount > saturation_threshold, ( f"{overstaturate_amount} Lovelace is not enough to oversature the pool " f"({saturation_threshold} is needed)") clusterlib_utils.fund_from_faucet( pool_records[2].delegation_out.pool_user.payment, cluster_obj=cluster, faucet_data=faucet_rec, amount=overstaturate_amount, tx_name=f"{temp_template}_oversaturate_pool2", force=True, ) # wait 4 epochs for first rewards if this_epoch >= init_epoch + 4: assert (owner_reward > prev_owner_reward ), "New reward was not received by pool owner" # transfer funds back to faucet so the pools are no longer (over)saturated # and staked amount is +- same as the `initial_balance` if this_epoch >= init_epoch + epoch_withdrawal: _withdraw_rewards( *[ p.delegation_out.pool_user for p in pool_records.values() ], cluster_obj=cluster, tx_name=f"{temp_template}_ep{this_epoch}", ) return_to_addrs = [] return_amounts = [] for idx, pool_rec in pool_records.items(): deleg_payment_balance = cluster.get_address_balance( pool_rec.delegation_out.pool_user.payment.address) if deleg_payment_balance > initial_balance + 10_000_000: return_to_addrs.append( pool_rec.delegation_out.pool_user.payment) return_amounts.append(deleg_payment_balance - initial_balance) clusterlib_utils.return_funds_to_faucet( *return_to_addrs, cluster_obj=cluster, faucet_addr=faucet_rec["payment"].address, amount=return_amounts, tx_name=f"{temp_template}_ep{this_epoch}", ) for return_addr in return_to_addrs: deleg_payment_balance = cluster.get_address_balance( return_addr.address) assert ( deleg_payment_balance <= initial_balance ), "Unexpected funds in payment address '{return_addr}'" assert ( cluster.get_epoch() == this_epoch ), "Failed to finish actions in single epoch, it would affect other checks" pool1_user_rewards_per_block = _get_reward_per_block(pool_records[1]) pool2_user_rewards_per_block = _get_reward_per_block(pool_records[2]) pool3_user_rewards_per_block = _get_reward_per_block(pool_records[3]) pool1_owner_rewards_per_block = _get_reward_per_block( pool_records[1], owner_rewards=True) pool2_owner_rewards_per_block = _get_reward_per_block( pool_records[2], owner_rewards=True) pool3_owner_rewards_per_block = _get_reward_per_block( pool_records[3], owner_rewards=True) oversaturated_epoch = max( e for e, r in pool_records[2].saturation_amounts.items() if r < 0) saturated_epoch = oversaturated_epoch - 2 nonsaturated_epoch = oversaturated_epoch - 4 try: # check that rewards per block per stake for "pool2" in the epoch where the pool is # oversaturated is lower than in epochs where pools are not oversaturated assert (pool1_user_rewards_per_block[nonsaturated_epoch] > pool2_user_rewards_per_block[oversaturated_epoch]) assert (pool2_user_rewards_per_block[nonsaturated_epoch] > pool2_user_rewards_per_block[oversaturated_epoch]) assert (pool3_user_rewards_per_block[nonsaturated_epoch] > pool2_user_rewards_per_block[oversaturated_epoch]) assert (pool1_user_rewards_per_block[saturated_epoch] > pool2_user_rewards_per_block[oversaturated_epoch]) assert (pool2_user_rewards_per_block[saturated_epoch] > pool2_user_rewards_per_block[oversaturated_epoch]) assert (pool3_user_rewards_per_block[saturated_epoch] > pool2_user_rewards_per_block[oversaturated_epoch]) # check that oversaturated pool doesn't lead to increased rewards for pool owner # when compared to saturated pool, i.e. total pool margin amount is not increased pool1_rew_fraction_sat = pool1_owner_rewards_per_block[ saturated_epoch] pool2_rew_fraction_sat = pool2_owner_rewards_per_block[ saturated_epoch] pool3_rew_fraction_sat = pool3_owner_rewards_per_block[ saturated_epoch] pool2_rew_fraction_over = pool2_owner_rewards_per_block[ oversaturated_epoch] assert pool2_rew_fraction_sat > pool2_rew_fraction_over or helpers.is_in_interval( pool2_rew_fraction_sat, pool2_rew_fraction_over, frac=0.4, ) assert pool1_rew_fraction_sat > pool2_rew_fraction_over or helpers.is_in_interval( pool1_rew_fraction_sat, pool2_rew_fraction_over, frac=0.4, ) assert pool3_rew_fraction_sat > pool2_rew_fraction_over or helpers.is_in_interval( pool3_rew_fraction_sat, pool2_rew_fraction_over, frac=0.4, ) # Compare rewards in last (non-saturated) epoch to rewards in next-to-last # (saturated / over-saturated) epoch. # This way check that staked amount for each pool was restored to `initial_balance` # and that rewards correspond to the restored amounts. for pool_rec in pool_records.values(): assert (pool_rec.user_rewards[-1].reward_per_epoch * 100 < pool_rec.user_rewards[-2].reward_per_epoch) except Exception: # save debugging data in case of test failure with open(f"{temp_template}_pool_records.pickle", "wb") as out_data: pickle.dump(pool_records, out_data) raise
def test_deregister_reward_addr_retire_pool( # noqa: C901 self, cluster_manager: cluster_management.ClusterManager, cluster_lock_pool2: clusterlib.ClusterLib, ): """Test deregistering reward address and retiring stake pool. The pool deposit is lost when reward address is deregistered before the pool is retired. * wait for first reward for the pool * withdraw pool rewards to payment address * deregister the pool reward address * check that the key deposit was returned * check that pool owner is NOT receiving rewards * deregister stake pool * check that the pool deposit was NOT returned to reward or stake address * return the pool to the original state - reregister the pool, register the reward address, delegate the stake address to the pool * check that pool deposit was needed * check that pool owner is receiving rewards """ # pylint: disable=too-many-statements,too-many-locals __: Any # mypy workaround pool_name = cluster_management.Resources.POOL2 cluster = cluster_lock_pool2 pool_rec = cluster_manager.cache.addrs_data[pool_name] pool_reward = clusterlib.PoolUser(payment=pool_rec["payment"], stake=pool_rec["reward"]) pool_owner = clusterlib.PoolUser(payment=pool_rec["payment"], stake=pool_rec["stake"]) pool_opcert_file: Path = pool_rec["pool_operational_cert"] temp_template = common.get_test_id(cluster) LOGGER.info("Waiting up to 4 full epochs for first reward.") for i in range(5): if i > 0: cluster.wait_for_new_epoch(padding_seconds=10) if cluster.get_stake_addr_info( pool_reward.stake.address).reward_account_balance: break else: pytest.skip( f"Pool '{pool_name}' hasn't received any rewards, cannot continue." ) # make sure we have enough time to finish reward address deregistration in one epoch clusterlib_utils.wait_for_epoch_interval(cluster_obj=cluster, start=5, stop=-40) # withdraw pool rewards to payment address cluster.withdraw_reward( stake_addr_record=pool_reward.stake, dst_addr_record=pool_reward.payment, tx_name=temp_template, ) # deregister the pool reward address stake_addr_dereg_cert = cluster.gen_stake_addr_deregistration_cert( addr_name=f"{temp_template}_addr0", stake_vkey_file=pool_reward.stake.vkey_file) tx_files_deregister = clusterlib.TxFiles( certificate_files=[stake_addr_dereg_cert], signing_key_files=[ pool_reward.payment.skey_file, pool_reward.stake.skey_file ], ) src_init_balance = cluster.get_address_balance( pool_reward.payment.address) tx_raw_deregister_output = cluster.send_tx( src_address=pool_reward.payment.address, tx_name=f"{temp_template}_dereg_reward", tx_files=tx_files_deregister, ) with cluster_manager.restart_on_failure(): # check that the key deposit was returned assert ( cluster.get_address_balance( pool_reward.payment.address) == src_init_balance - tx_raw_deregister_output.fee + cluster.get_address_deposit() ), f"Incorrect balance for source address `{pool_reward.payment.address}`" # check that the reward address is no longer delegated assert not cluster.get_stake_addr_info( pool_reward.stake.address), "Stake address still delegated" cluster.wait_for_new_epoch(3) # check that pool owner is NOT receiving rewards assert (cluster.get_stake_addr_info( pool_reward.stake.address).reward_account_balance == 0 ), "Pool owner received unexpected rewards" # fund pool owner's addresses so balance keeps higher than pool pledge after fees etc. # are deducted clusterlib_utils.fund_from_faucet( pool_owner, cluster_obj=cluster, faucet_data=cluster_manager.cache.addrs_data["user1"], amount=900_000_000, force=True, ) # make sure we have enough time to finish pool deregistration in one epoch clusterlib_utils.wait_for_epoch_interval(cluster_obj=cluster, start=5, stop=-40) src_dereg_balance = cluster.get_address_balance( pool_owner.payment.address) stake_acount_balance = cluster.get_stake_addr_info( pool_owner.stake.address).reward_account_balance reward_acount_balance = cluster.get_stake_addr_info( pool_reward.stake.address).reward_account_balance node_cold = pool_rec["cold_key_pair"] pool_id = cluster.get_stake_pool_id(node_cold.vkey_file) # deregister stake pool depoch = cluster.get_epoch() + 1 __, tx_raw_output = cluster.deregister_stake_pool( pool_owners=[pool_owner], cold_key_pair=node_cold, epoch=depoch, pool_name=pool_name, tx_name=temp_template, ) assert cluster.get_pool_params(pool_id).retiring == depoch # check that the pool was deregistered cluster.wait_for_new_epoch() assert not cluster.get_pool_params( pool_id ).pool_params, f"The pool {pool_id} was not deregistered" # check command kes-period-info case: de-register pool # TODO: the query is currently broken kes_query_currently_broken = False try: kes_period_info = cluster.get_kes_period_info(pool_opcert_file) except clusterlib.CLIError as err: if "currentlyBroken" not in str(err): raise kes_query_currently_broken = True if not kes_query_currently_broken: kes.check_kes_period_info_result( kes_output=kes_period_info, expected_scenario=kes.KesScenarios.ALL_VALID) # check that the balance for source address was correctly updated assert src_dereg_balance - tx_raw_output.fee == cluster.get_address_balance( pool_owner.payment.address) # check that the pool deposit was NOT returned to reward or stake address assert (cluster.get_stake_addr_info( pool_owner.stake.address).reward_account_balance == stake_acount_balance) assert (cluster.get_stake_addr_info( pool_reward.stake.address).reward_account_balance == reward_acount_balance) # Return the pool to the original state - reregister the pool, register # the reward address, delegate the stake address to the pool. src_updated_balance = cluster.get_address_balance( pool_reward.payment.address) # reregister the pool by resubmitting the pool registration certificate, # delegate stake address to pool again, reregister reward address tx_files = clusterlib.TxFiles( certificate_files=[ pool_rec["reward_addr_registration_cert"], pool_rec["pool_registration_cert"], pool_rec["stake_addr_delegation_cert"], ], signing_key_files=[ pool_rec["payment"].skey_file, pool_rec["stake"].skey_file, pool_rec["reward"].skey_file, node_cold.skey_file, ], ) tx_raw_output = cluster.send_tx( src_address=pool_reward.payment.address, tx_name=f"{temp_template}_rereg_pool", tx_files=tx_files, ) # check command kes-period-info case: re-register pool, check without # waiting to take effect if not kes_query_currently_broken: kes_period_info = cluster.get_kes_period_info(pool_opcert_file) kes.check_kes_period_info_result( kes_output=kes_period_info, expected_scenario=kes.KesScenarios.ALL_VALID) # check that the balance for source address was correctly updated and that the # pool deposit was needed assert ( cluster.get_address_balance( pool_reward.payment.address) == src_updated_balance - tx_raw_output.fee - cluster.get_pool_deposit() - cluster.get_address_deposit() ), f"Incorrect balance for source address `{pool_reward.payment.address}`" LOGGER.info( "Waiting up to 5 epochs for stake pool to be reregistered.") for __ in range(5): cluster.wait_for_new_epoch(padding_seconds=10) if pool_id in cluster.get_stake_distribution(): break else: raise AssertionError( f"Stake pool `{pool_id}` not registered even after 5 epochs." ) # check command kes-period-info case: re-register pool if not kes_query_currently_broken: kes_period_info = cluster.get_kes_period_info(pool_opcert_file) kes.check_kes_period_info_result( kes_output=kes_period_info, expected_scenario=kes.KesScenarios.ALL_VALID) # wait before checking delegation and rewards cluster.wait_for_new_epoch(3, padding_seconds=30) # check that the stake address was delegated stake_addr_info = cluster.get_stake_addr_info( pool_owner.stake.address) assert ( stake_addr_info.delegation ), f"Stake address was not delegated yet: {stake_addr_info}" assert pool_id == stake_addr_info.delegation, "Stake address delegated to wrong pool" # check that pool owner is receiving rewards assert cluster.get_stake_addr_info( pool_reward.stake.address ).reward_account_balance, "New reward was not received by pool reward address" # check that pledge is still met after the owner address was used to pay for Txs pool_data = clusterlib_utils.load_registered_pool_data( cluster_obj=cluster, pool_name=pool_name, pool_id=pool_id) owner_payment_balance = cluster.get_address_balance( pool_owner.payment.address) assert (owner_payment_balance >= pool_data.pool_pledge ), f"Pledge is not met for pool '{pool_name}'!"
def test_no_reward_deregistered_reward_addr( self, cluster_manager: cluster_management.ClusterManager, cluster_lock_pool2: clusterlib.ClusterLib, ): """Check that the reward address is not receiving rewards when deregistered. The stake pool continues to operate normally and those who delegate to that pool receive rewards. * delegate stake address * wait for first reward * withdraw pool rewards to payment address * deregister the pool reward address * check that the key deposit was returned * check that pool owner is NOT receiving rewards * check that new rewards are received by those delegating to the pool * return the pool to the original state - reregister reward address * check that pool owner is receiving rewards """ pool_name = cluster_management.Resources.POOL2 cluster = cluster_lock_pool2 pool_rec = cluster_manager.cache.addrs_data[pool_name] pool_reward = clusterlib.PoolUser(payment=pool_rec["payment"], stake=pool_rec["reward"]) temp_template = common.get_test_id(cluster) pool_id = delegation.get_pool_id( cluster_obj=cluster, addrs_data=cluster_manager.cache.addrs_data, pool_name=pool_name) clusterlib_utils.wait_for_epoch_interval(cluster_obj=cluster, start=5, stop=-20) init_epoch = cluster.get_epoch() # submit registration certificate and delegate to pool delegation_out = delegation.delegate_stake_addr( cluster_obj=cluster, addrs_data=cluster_manager.cache.addrs_data, temp_template=temp_template, pool_id=pool_id, ) assert ( cluster.get_epoch() == init_epoch ), "Delegation took longer than expected and would affect other checks" LOGGER.info("Waiting 4 epochs for first reward.") cluster.wait_for_new_epoch(new_epochs=4, padding_seconds=10) if not cluster.get_stake_addr_info( delegation_out.pool_user.stake.address).reward_account_balance: pytest.skip( f"User of pool '{pool_name}' hasn't received any rewards, cannot continue." ) # make sure we have enough time to finish deregistration in one epoch clusterlib_utils.wait_for_epoch_interval(cluster_obj=cluster, start=5, stop=-40) # withdraw pool rewards to payment address # use `transaction build` if possible if (VERSIONS.transaction_era >= VERSIONS.ALONZO and VERSIONS.transaction_era == VERSIONS.cluster_era): clusterlib_utils.withdraw_reward_w_build( cluster_obj=cluster, stake_addr_record=pool_reward.stake, dst_addr_record=pool_reward.payment, tx_name=temp_template, ) else: cluster.withdraw_reward( stake_addr_record=pool_reward.stake, dst_addr_record=pool_reward.payment, tx_name=temp_template, ) # deregister the pool reward address stake_addr_dereg_cert = cluster.gen_stake_addr_deregistration_cert( addr_name=f"{temp_template}_addr0", stake_vkey_file=pool_reward.stake.vkey_file) tx_files_deregister = clusterlib.TxFiles( certificate_files=[stake_addr_dereg_cert], signing_key_files=[ pool_reward.payment.skey_file, pool_reward.stake.skey_file ], ) src_init_balance = cluster.get_address_balance( pool_reward.payment.address) tx_raw_deregister_output = cluster.send_tx( src_address=pool_reward.payment.address, tx_name=f"{temp_template}_dereg_reward", tx_files=tx_files_deregister, ) with cluster_manager.restart_on_failure(): # check that the key deposit was returned assert ( cluster.get_address_balance( pool_reward.payment.address) == src_init_balance - tx_raw_deregister_output.fee + cluster.get_address_deposit() ), f"Incorrect balance for source address `{pool_reward.payment.address}`" # check that the reward address is no longer delegated assert not cluster.get_stake_addr_info( pool_reward.stake.address), "Stake address still delegated" orig_user_reward = cluster.get_stake_addr_info( delegation_out.pool_user.stake.address).reward_account_balance cluster.wait_for_new_epoch(3) # check that pool owner is NOT receiving rewards assert (cluster.get_stake_addr_info( pool_reward.stake.address).reward_account_balance == 0 ), "Pool owner received unexpected rewards" # check that new rewards are received by those delegating to the pool assert (orig_user_reward < cluster.get_stake_addr_info( delegation_out.pool_user.stake.address).reward_account_balance ), "New reward was not received by stake address" # Return the pool to the original state - reregister reward address. # fund pool owner's addresses so balance keeps higher than pool pledge after fees etc. # are deducted clusterlib_utils.fund_from_faucet( pool_reward, cluster_obj=cluster, faucet_data=cluster_manager.cache.addrs_data["user1"], amount=900_000_000, force=True, ) src_updated_balance = cluster.get_address_balance( pool_reward.payment.address) # reregister reward address tx_files = clusterlib.TxFiles( certificate_files=[ pool_rec["reward_addr_registration_cert"], ], signing_key_files=[ pool_reward.payment.skey_file, pool_reward.stake.skey_file ], ) tx_raw_output = cluster.send_tx( src_address=pool_reward.payment.address, tx_name=f"{temp_template}_rereg_deleg", tx_files=tx_files, ) # check that the balance for source address was correctly updated assert ( cluster.get_address_balance( pool_reward.payment.address) == src_updated_balance - tx_raw_output.fee - cluster.get_address_deposit() ), f"Incorrect balance for source address `{pool_reward.payment.address}`" cluster.wait_for_new_epoch(4, padding_seconds=30) # check that new rewards were received by those delegating to the pool assert (orig_user_reward < cluster.get_stake_addr_info( delegation_out.pool_user.stake.address).reward_account_balance ), "New reward was not received by stake address" # check that pool owner is also receiving rewards assert (cluster.get_stake_addr_info( pool_reward.stake.address).reward_account_balance > 0), "New reward was not received by pool reward address" # check that pledge is still met after the owner address was used to pay for Txs pool_data = clusterlib_utils.load_registered_pool_data( cluster_obj=cluster, pool_name=pool_name, pool_id=pool_id) owner_payment_balance = cluster.get_address_balance( pool_reward.payment.address) assert (owner_payment_balance >= pool_data.pool_pledge ), f"Pledge is not met for pool '{pool_name}'!"
def test_no_reward_unmet_pledge1( self, cluster_manager: cluster_management.ClusterManager, cluster_lock_pool2: clusterlib.ClusterLib, ): """Check that the stake pool is not receiving rewards when pledge is not met. When the pledge is higher than available funds, neither pool owners nor those who delegate to that pool receive rewards. * delegate stake address * wait for first reward * increase the needed pledge amount - update the pool parameters by resubmitting the pool registration certificate - the funds are now lower than what is needed by the stake pool * check that NO new rewards were received by those delegating to the pool * check that pool owner is also NOT receiving rewards * return the pool to the original state - restore pledge settings * check that new rewards were received by those delegating to the pool * check that pool owner is also receiving rewards """ pool_name = cluster_management.Resources.POOL2 cluster = cluster_lock_pool2 pool_rec = cluster_manager.cache.addrs_data[pool_name] pool_owner = clusterlib.PoolUser(payment=pool_rec["payment"], stake=pool_rec["stake"]) temp_template = common.get_test_id(cluster) pool_id = delegation.get_pool_id( cluster_obj=cluster, addrs_data=cluster_manager.cache.addrs_data, pool_name=pool_name) clusterlib_utils.wait_for_epoch_interval(cluster_obj=cluster, start=5, stop=-20) init_epoch = cluster.get_epoch() # submit registration certificate and delegate to pool delegation_out = delegation.delegate_stake_addr( cluster_obj=cluster, addrs_data=cluster_manager.cache.addrs_data, temp_template=temp_template, pool_id=pool_id, ) assert ( cluster.get_epoch() == init_epoch ), "Delegation took longer than expected and would affect other checks" LOGGER.info("Waiting 4 epochs for first reward.") cluster.wait_for_new_epoch(new_epochs=4, padding_seconds=10) if not cluster.get_stake_addr_info( delegation_out.pool_user.stake.address).reward_account_balance: pytest.skip( f"User of pool '{pool_name}' hasn't received any rewards, cannot continue." ) # make sure we have enough time to finish the pool update in one epoch clusterlib_utils.wait_for_epoch_interval(cluster_obj=cluster, start=5, stop=-40) # load and update original pool data loaded_data = clusterlib_utils.load_registered_pool_data( cluster_obj=cluster, pool_name=f"changed_{pool_name}", pool_id=pool_id) pool_data_updated = loaded_data._replace( pool_pledge=loaded_data.pool_pledge * 9) # increase the needed pledge amount - update the pool parameters by resubmitting the pool # registration certificate cluster.register_stake_pool( pool_data=pool_data_updated, pool_owners=[pool_owner], vrf_vkey_file=pool_rec["vrf_key_pair"].vkey_file, cold_key_pair=pool_rec["cold_key_pair"], tx_name=f"{temp_template}_update_param", reward_account_vkey_file=pool_rec["reward"].vkey_file, deposit=0, # no additional deposit, the pool is already registered ) cluster.wait_for_new_epoch(4, padding_seconds=30) orig_owner_reward = cluster.get_stake_addr_info( pool_rec["reward"].address).reward_account_balance orig_user_reward = cluster.get_stake_addr_info( delegation_out.pool_user.stake.address).reward_account_balance cluster.wait_for_new_epoch(3) with cluster_manager.restart_on_failure(): # check that NO new rewards were received by those delegating to the pool assert (orig_user_reward == cluster.get_stake_addr_info( delegation_out.pool_user.stake.address).reward_account_balance ), "Received unexpected rewards" # check that pool owner is also NOT receiving rewards assert (orig_owner_reward == cluster.get_stake_addr_info( pool_rec["reward"].address).reward_account_balance ), "Pool owner received unexpected rewards" # Return the pool to the original state - restore pledge settings. # fund pool owner's addresses so balance keeps higher than pool pledge after fees etc. # are deducted clusterlib_utils.fund_from_faucet( pool_owner, cluster_obj=cluster, faucet_data=cluster_manager.cache.addrs_data["user1"], amount=900_000_000, force=True, ) # update the pool to original parameters by resubmitting # the pool registration certificate cluster.register_stake_pool( pool_data=loaded_data, pool_owners=[pool_owner], vrf_vkey_file=pool_rec["vrf_key_pair"].vkey_file, cold_key_pair=pool_rec["cold_key_pair"], tx_name=f"{temp_template}_update_to_orig", reward_account_vkey_file=pool_rec["reward"].vkey_file, deposit= 0, # no additional deposit, the pool is already registered ) cluster.wait_for_new_epoch(5, padding_seconds=30) # check that new rewards were received by those delegating to the pool assert (orig_user_reward < cluster.get_stake_addr_info( delegation_out.pool_user.stake.address).reward_account_balance ), "New reward was not received by stake address" # check that pool owner is also receiving rewards assert (orig_owner_reward < cluster.get_stake_addr_info( pool_rec["reward"].address).reward_account_balance ), "New reward was not received by pool reward address" # check that pledge is still met after the owner address was used to pay for Txs pool_data = clusterlib_utils.load_registered_pool_data( cluster_obj=cluster, pool_name=pool_name, pool_id=pool_id) owner_payment_balance = cluster.get_address_balance( pool_owner.payment.address) assert (owner_payment_balance >= pool_data.pool_pledge ), f"Pledge is not met for pool '{pool_name}'!"
def test_no_reward_unmet_pledge2( self, cluster_manager: cluster_management.ClusterManager, cluster_lock_pool2: clusterlib.ClusterLib, ): """Check that the stake pool is not receiving rewards when pledge is not met. When the pledge is higher than available funds, neither pool owners nor those who delegate to that pool receive rewards. * delegate stake address * wait for first reward * withdraw part of the pledge - the funds are lower than what is needed by the stake pool * check that NO new rewards were received by those delegating to the pool * check that pool owner is also NOT receiving rewards * return the pool to the original state - restore pledge funds * check that new rewards were received by those delegating to the pool * check that pool owner is also receiving rewards """ pool_name = cluster_management.Resources.POOL2 cluster = cluster_lock_pool2 pool_rec = cluster_manager.cache.addrs_data[pool_name] pool_owner = clusterlib.PoolUser(payment=pool_rec["payment"], stake=pool_rec["stake"]) temp_template = common.get_test_id(cluster) pool_id = delegation.get_pool_id( cluster_obj=cluster, addrs_data=cluster_manager.cache.addrs_data, pool_name=pool_name) clusterlib_utils.wait_for_epoch_interval(cluster_obj=cluster, start=5, stop=-20) init_epoch = cluster.get_epoch() # submit registration certificate and delegate to pool delegation_out = delegation.delegate_stake_addr( cluster_obj=cluster, addrs_data=cluster_manager.cache.addrs_data, temp_template=temp_template, pool_id=pool_id, ) assert ( cluster.get_epoch() == init_epoch ), "Delegation took longer than expected and would affect other checks" LOGGER.info("Waiting 4 epochs for first reward.") cluster.wait_for_new_epoch(new_epochs=4, padding_seconds=10) if not cluster.get_stake_addr_info( delegation_out.pool_user.stake.address).reward_account_balance: pytest.skip( f"User of pool '{pool_name}' hasn't received any rewards, cannot continue." ) # make sure we have enough time to withdraw the pledge in one epoch clusterlib_utils.wait_for_epoch_interval(cluster_obj=cluster, start=5, stop=-40) # load pool data loaded_data = clusterlib_utils.load_registered_pool_data( cluster_obj=cluster, pool_name=f"changed_{pool_name}", pool_id=pool_id) pledge_amount = loaded_data.pool_pledge // 2 # withdraw part of the pledge destinations = [ clusterlib.TxOut(address=delegation_out.pool_user.payment.address, amount=pledge_amount) ] tx_files = clusterlib.TxFiles( signing_key_files=[pool_owner.payment.skey_file]) cluster.send_funds( src_address=pool_owner.payment.address, destinations=destinations, tx_name=f"{temp_template}_withdraw_pledge", tx_files=tx_files, ) assert cluster.get_address_balance( pool_owner.payment.address ) < loaded_data.pool_pledge, ( f"Pledge still high - pledge: {loaded_data.pool_pledge}, " f"funds: {cluster.get_address_balance(pool_owner.payment.address)}" ) cluster.wait_for_new_epoch(4, padding_seconds=30) orig_owner_reward = cluster.get_stake_addr_info( pool_rec["reward"].address).reward_account_balance orig_user_reward = cluster.get_stake_addr_info( delegation_out.pool_user.stake.address).reward_account_balance cluster.wait_for_new_epoch(3) with cluster_manager.restart_on_failure(): # check that NO new rewards were received by those delegating to the pool assert (orig_user_reward == cluster.get_stake_addr_info( delegation_out.pool_user.stake.address).reward_account_balance ), "Received unexpected rewards" # check that pool owner is also NOT receiving rewards assert (orig_owner_reward == cluster.get_stake_addr_info( pool_rec["reward"].address).reward_account_balance ), "Pool owner received unexpected rewards" # Return the pool to the original state - restore pledge funds. # fund user address so it has enough funds for fees etc. clusterlib_utils.fund_from_faucet( delegation_out.pool_user, cluster_obj=cluster, faucet_data=cluster_manager.cache.addrs_data["user1"], amount=900_000_000, force=True, ) # return pledge destinations = [ clusterlib.TxOut(address=pool_owner.payment.address, amount=pledge_amount + 100_000_000) ] tx_files = clusterlib.TxFiles( signing_key_files=[delegation_out.pool_user.payment.skey_file]) cluster.send_funds( src_address=delegation_out.pool_user.payment.address, destinations=destinations, tx_name=f"{temp_template}_return_pledge", tx_files=tx_files, ) assert ( cluster.get_address_balance( pool_owner.payment.address) >= loaded_data.pool_pledge ), (f"Funds still low - pledge: {loaded_data.pool_pledge}, " f"funds: {cluster.get_address_balance(pool_owner.payment.address)}" ) cluster.wait_for_new_epoch(5, padding_seconds=30) # check that new rewards were received by those delegating to the pool assert (orig_user_reward < cluster.get_stake_addr_info( delegation_out.pool_user.stake.address).reward_account_balance ), "New reward was not received by stake address" # check that pool owner is also receiving rewards assert (orig_owner_reward < cluster.get_stake_addr_info( pool_rec["reward"].address).reward_account_balance ), "New reward was not received by pool reward address"