mirror of
https://github.com/ClickHouse/ClickHouse.git
synced 2024-12-16 19:32:07 +00:00
39 lines
1.2 KiB
Python
39 lines
1.2 KiB
Python
#!/usr/bin/env python3
|
|
|
|
from subprocess import Popen, PIPE, STDOUT
|
|
import sys
|
|
import os
|
|
|
|
|
|
# Very simple tee logic implementation. You can specify shell command, output
|
|
# logfile and env variables. After TeePopen is created you can only wait until
|
|
# it finishes. stderr and stdout will be redirected both to specified file and
|
|
# stdout.
|
|
class TeePopen:
|
|
# pylint: disable=W0102
|
|
def __init__(self, command, log_file, env=os.environ.copy()):
|
|
self.command = command
|
|
self.log_file = log_file
|
|
self.env = env
|
|
|
|
def __enter__(self):
|
|
# pylint: disable=W0201
|
|
self.process = Popen(self.command, shell=True, universal_newlines=True, env=self.env, stderr=STDOUT, stdout=PIPE, bufsize=1)
|
|
self.log_file = open(self.log_file, 'w', encoding='utf-8')
|
|
return self
|
|
|
|
def __exit__(self, t, value, traceback):
|
|
for line in self.process.stdout:
|
|
sys.stdout.write(line)
|
|
self.log_file.write(line)
|
|
|
|
self.process.wait()
|
|
self.log_file.close()
|
|
|
|
def wait(self):
|
|
for line in self.process.stdout:
|
|
sys.stdout.write(line)
|
|
self.log_file.write(line)
|
|
|
|
return self.process.wait()
|