mirror of
https://github.com/ClickHouse/ClickHouse.git
synced 2024-11-15 20:24:07 +00:00
f6b5d27c58
Fix concurrency check, implement cancelling of distributed backups/restores.
66 lines
2.4 KiB
Python
66 lines
2.4 KiB
Python
import os
|
|
|
|
|
|
class ConfigManager:
|
|
"""Allows to temporarily add configuration files to the "config.d" or "users.d" directories.
|
|
|
|
Can act as a context manager:
|
|
|
|
with ConfigManager() as cm:
|
|
cm.add_main_config("configs/test_specific_config.xml") # copy "configs/test_specific_config.xml" to "/etc/clickhouse-server/config.d"
|
|
...
|
|
# "/etc/clickhouse-server/config.d/test_specific_config.xml" is removed automatically
|
|
|
|
"""
|
|
|
|
def __init__(self):
|
|
self.__added_configs = []
|
|
|
|
def add_main_config(self, node_or_nodes, local_path, reload_config=True):
|
|
"""Temporarily adds a configuration file to the "config.d" directory."""
|
|
self.__add_config(
|
|
node_or_nodes, local_path, dest_dir="config.d", reload_config=reload_config
|
|
)
|
|
|
|
def add_user_config(self, node_or_nodes, local_path, reload_config=True):
|
|
"""Temporarily adds a configuration file to the "users.d" directory."""
|
|
self.__add_config(
|
|
node_or_nodes, local_path, dest_dir="users.d", reload_config=reload_config
|
|
)
|
|
|
|
def reset(self, reload_config=True):
|
|
"""Removes all configuration files added by this ConfigManager."""
|
|
if not self.__added_configs:
|
|
return
|
|
for node, dest_path in self.__added_configs:
|
|
node.remove_file_from_container(dest_path)
|
|
if reload_config:
|
|
for node, _ in self.__added_configs:
|
|
node.query("SYSTEM RELOAD CONFIG")
|
|
self.__added_configs = []
|
|
|
|
def __add_config(self, node_or_nodes, local_path, dest_dir, reload_config):
|
|
nodes_to_add_config = (
|
|
node_or_nodes if (type(node_or_nodes) is list) else [node_or_nodes]
|
|
)
|
|
for node in nodes_to_add_config:
|
|
src_path = os.path.join(node.cluster.base_dir, local_path)
|
|
dest_path = os.path.join(
|
|
"/etc/clickhouse-server", dest_dir, os.path.basename(local_path)
|
|
)
|
|
node.copy_file_to_container(src_path, dest_path)
|
|
if reload_config:
|
|
for node in nodes_to_add_config:
|
|
node.query("SYSTEM RELOAD CONFIG")
|
|
for node in nodes_to_add_config:
|
|
dest_path = os.path.join(
|
|
"/etc/clickhouse-server", dest_dir, os.path.basename(local_path)
|
|
)
|
|
self.__added_configs.append((node, dest_path))
|
|
|
|
def __enter__(self):
|
|
return self
|
|
|
|
def __exit__(self, type, value, traceback):
|
|
self.reset()
|