246 lines
8.1 KiB
Python
246 lines
8.1 KiB
Python
import logging
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import random
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import re
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import time
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from dataclasses import dataclass
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from typing import Optional
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import allure
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from cluster import Cluster, StorageNode
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from common import FROSTFS_CLI_EXEC, MORPH_BLOCK_TIME
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from epoch import tick_epoch
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from frostfs_testlib.cli import FrostfsCli
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from frostfs_testlib.shell import Shell
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from frostfs_testlib.utils import datetime_utils
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logger = logging.getLogger("NeoLogger")
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@dataclass
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class HealthStatus:
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network_status: Optional[str] = None
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health_status: Optional[str] = None
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@staticmethod
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def from_stdout(output: str) -> "HealthStatus":
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network, health = None, None
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for line in output.split("\n"):
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if "Network status" in line:
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network = line.split(":")[-1].strip()
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if "Health status" in line:
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health = line.split(":")[-1].strip()
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return HealthStatus(network, health)
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@allure.step("Stop random storage nodes")
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def stop_random_storage_nodes(number: int, nodes: list[StorageNode]) -> list[StorageNode]:
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"""
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Shuts down the given number of randomly selected storage nodes.
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Args:
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number: the number of storage nodes to stop
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nodes: the list of storage nodes to stop
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Returns:
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the list of nodes that were stopped
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"""
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nodes_to_stop = random.sample(nodes, number)
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for node in nodes_to_stop:
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node.stop_service()
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return nodes_to_stop
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@allure.step("Start storage node")
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def start_storage_nodes(nodes: list[StorageNode]) -> None:
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"""
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The function starts specified storage nodes.
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Args:
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nodes: the list of nodes to start
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"""
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for node in nodes:
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node.start_service()
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@allure.step("Get Locode from random storage node")
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def get_locode_from_random_node(cluster: Cluster) -> str:
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node = random.choice(cluster.storage_nodes)
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locode = node.get_un_locode()
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logger.info(f"Chosen '{locode}' locode from node {node}")
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return locode
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@allure.step("Healthcheck for storage node {node}")
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def storage_node_healthcheck(node: StorageNode) -> HealthStatus:
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"""
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The function returns storage node's health status.
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Args:
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node: storage node for which health status should be retrieved.
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Returns:
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health status as HealthStatus object.
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"""
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command = "control healthcheck"
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output = _run_control_command_with_retries(node, command)
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return HealthStatus.from_stdout(output)
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@allure.step("Set status for {node}")
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def storage_node_set_status(node: StorageNode, status: str, retries: int = 0) -> None:
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"""
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The function sets particular status for given node.
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Args:
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node: node for which status should be set.
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status: online or offline.
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retries (optional, int): number of retry attempts if it didn't work from the first time
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"""
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command = f"control set-status --status {status}"
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_run_control_command_with_retries(node, command, retries)
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@allure.step("Get netmap snapshot")
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def get_netmap_snapshot(node: StorageNode, shell: Shell) -> str:
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"""
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The function returns string representation of netmap snapshot.
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Args:
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node: node from which netmap snapshot should be requested.
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Returns:
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string representation of netmap
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"""
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storage_wallet_config = node.get_wallet_config_path()
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storage_wallet_path = node.get_wallet_path()
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cli = FrostfsCli(shell, FROSTFS_CLI_EXEC, config_file=storage_wallet_config)
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return cli.netmap.snapshot(
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rpc_endpoint=node.get_rpc_endpoint(),
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wallet=storage_wallet_path,
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).stdout
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@allure.step("Get shard list for {node}")
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def node_shard_list(node: StorageNode) -> list[str]:
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"""
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The function returns list of shards for specified storage node.
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Args:
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node: node for which shards should be returned.
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Returns:
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list of shards.
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"""
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command = "control shards list"
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output = _run_control_command_with_retries(node, command)
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return re.findall(r"Shard (.*):", output)
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@allure.step("Shard set for {node}")
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def node_shard_set_mode(node: StorageNode, shard: str, mode: str) -> str:
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"""
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The function sets mode for specified shard.
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Args:
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node: node on which shard mode should be set.
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"""
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command = f"control shards set-mode --id {shard} --mode {mode}"
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return _run_control_command_with_retries(node, command)
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@allure.step("Drop object from {node}")
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def drop_object(node: StorageNode, cid: str, oid: str) -> str:
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"""
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The function drops object from specified node.
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Args:
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node_id str: node from which object should be dropped.
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"""
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command = f"control drop-objects -o {cid}/{oid}"
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return _run_control_command_with_retries(node, command)
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@allure.step("Delete data from host for node {node}")
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def delete_node_data(node: StorageNode) -> None:
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node.stop_service()
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node.host.delete_storage_node_data(node.name)
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time.sleep(datetime_utils.parse_time(MORPH_BLOCK_TIME))
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@allure.step("Exclude node {node_to_exclude} from network map")
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def exclude_node_from_network_map(
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node_to_exclude: StorageNode,
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alive_node: StorageNode,
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shell: Shell,
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cluster: Cluster,
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) -> None:
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node_netmap_key = node_to_exclude.get_wallet_public_key()
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storage_node_set_status(node_to_exclude, status="offline")
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time.sleep(datetime_utils.parse_time(MORPH_BLOCK_TIME))
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tick_epoch(shell, cluster)
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snapshot = get_netmap_snapshot(node=alive_node, shell=shell)
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assert (
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node_netmap_key not in snapshot
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), f"Expected node with key {node_netmap_key} to be absent in network map"
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@allure.step("Include node {node_to_include} into network map")
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def include_node_to_network_map(
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node_to_include: StorageNode,
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alive_node: StorageNode,
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shell: Shell,
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cluster: Cluster,
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) -> None:
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storage_node_set_status(node_to_include, status="online")
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# Per suggestion of @fyrchik we need to wait for 2 blocks after we set status and after tick epoch.
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# First sleep can be omitted after https://github.com/nspcc-dev/frostfs-node/issues/1790 complete.
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time.sleep(datetime_utils.parse_time(MORPH_BLOCK_TIME) * 2)
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tick_epoch(shell, cluster)
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time.sleep(datetime_utils.parse_time(MORPH_BLOCK_TIME) * 2)
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check_node_in_map(node_to_include, shell, alive_node)
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@allure.step("Check node {node} in network map")
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def check_node_in_map(
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node: StorageNode, shell: Shell, alive_node: Optional[StorageNode] = None
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) -> None:
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alive_node = alive_node or node
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node_netmap_key = node.get_wallet_public_key()
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logger.info(f"Node ({node.label}) netmap key: {node_netmap_key}")
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snapshot = get_netmap_snapshot(alive_node, shell)
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assert (
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node_netmap_key in snapshot
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), f"Expected node with key {node_netmap_key} to be in network map"
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def _run_control_command_with_retries(node: StorageNode, command: str, retries: int = 0) -> str:
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for attempt in range(1 + retries): # original attempt + specified retries
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try:
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return _run_control_command(node, command)
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except AssertionError as err:
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if attempt < retries:
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logger.warning(f"Command {command} failed with error {err} and will be retried")
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continue
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raise AssertionError(f"Command {command} failed with error {err}") from err
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def _run_control_command(node: StorageNode, command: str) -> None:
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host = node.host
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service_config = host.get_service_config(node.name)
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wallet_path = service_config.attributes["wallet_path"]
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wallet_password = service_config.attributes["wallet_password"]
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control_endpoint = service_config.attributes["control_endpoint"]
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shell = host.get_shell()
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wallet_config_path = f"/tmp/{node.name}-config.yaml"
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wallet_config = f'password: "{wallet_password}"'
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shell.exec(f"echo '{wallet_config}' > {wallet_config_path}")
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cli_config = host.get_cli_config("frostfs-cli")
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# TODO: implement cli.control
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# cli = frostfsCli(shell, cli_config.exec_path, wallet_config_path)
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result = shell.exec(
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f"{cli_config.exec_path} {command} --endpoint {control_endpoint} "
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f"--wallet {wallet_path} --config {wallet_config_path}"
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)
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return result.stdout
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