mirror of
https://github.com/ClickHouse/ClickHouse.git
synced 2024-11-30 03:22:14 +00:00
52 lines
1.9 KiB
Python
52 lines
1.9 KiB
Python
|
#!/usr/bin/env python3
|
||
|
|
import subprocess
|
||
|
|
import logging
|
||
|
|
import os
|
||
|
|
|
||
|
|
def compress_file_fast(path, archive_path):
|
||
|
|
if os.path.exists('/usr/bin/pigz'):
|
||
|
|
subprocess.check_call("pigz < {} > {}".format(path, archive_path), shell=True)
|
||
|
|
else:
|
||
|
|
subprocess.check_call("gzip < {} > {}".format(path, archive_path), shell=True)
|
||
|
|
|
||
|
|
|
||
|
|
def compress_fast(path, archive_path, exclude=None):
|
||
|
|
pigz_part = ''
|
||
|
|
if os.path.exists('/usr/bin/pigz'):
|
||
|
|
logging.info("pigz found, will compress and decompress faster")
|
||
|
|
pigz_part = "--use-compress-program='pigz'"
|
||
|
|
else:
|
||
|
|
pigz_part = '-z'
|
||
|
|
logging.info("no pigz, compressing with default tar")
|
||
|
|
|
||
|
|
if exclude is None:
|
||
|
|
exclude_part = ""
|
||
|
|
elif isinstance(exclude, list):
|
||
|
|
exclude_part = " ".join(["--exclude {}".format(x) for x in exclude])
|
||
|
|
else:
|
||
|
|
exclude_part = "--exclude {}".format(str(exclude))
|
||
|
|
|
||
|
|
fname = os.path.basename(path)
|
||
|
|
if os.path.isfile(path):
|
||
|
|
path = os.path.dirname(path)
|
||
|
|
else:
|
||
|
|
path += "/.."
|
||
|
|
cmd = "tar {} {} -cf {} -C {} {}".format(pigz_part, exclude_part, archive_path, path, fname)
|
||
|
|
logging.debug("compress_fast cmd:{}".format(cmd))
|
||
|
|
subprocess.check_call(cmd, shell=True)
|
||
|
|
|
||
|
|
|
||
|
|
def decompress_fast(archive_path, result_path=None):
|
||
|
|
pigz_part = ''
|
||
|
|
if os.path.exists('/usr/bin/pigz'):
|
||
|
|
logging.info("pigz found, will compress and decompress faster ('{}' -> '{}')".format(archive_path, result_path))
|
||
|
|
pigz_part = "--use-compress-program='pigz'"
|
||
|
|
else:
|
||
|
|
pigz_part = '-z'
|
||
|
|
logging.info("no pigz, decompressing with default tar ('{}' -> '{}')".format(archive_path, result_path))
|
||
|
|
|
||
|
|
if result_path is None:
|
||
|
|
subprocess.check_call("tar {} -xf {}".format(pigz_part, archive_path), shell=True)
|
||
|
|
else:
|
||
|
|
subprocess.check_call("tar {} -xf {} -C {}".format(pigz_part, archive_path, result_path), shell=True)
|