rDrama/util/common/__init__.py

100 lines
2.6 KiB
Python

import sys, subprocess, time
def _execute(command,**kwargs):
check = kwargs.get('check',False)
on_stdout_line = kwargs.get('on_stdout_line', None)
on_stderr_line = kwargs.get('on_stderr_line', None)
with subprocess.Popen(
command,
universal_newlines=True,
stdout=subprocess.PIPE,
stderr=subprocess.STDOUT,
) as proc:
stdout = None
if proc.stdout:
stdout = ''
for line in proc.stdout:
if on_stdout_line:
on_stdout_line(line)
stdout += line
stderr = None
if proc.stderr:
stderr = ''
for line in proc.stderr:
if on_stderr_line:
on_stderr_line(line)
stderr += line
proc.wait()
if check and proc.returncode != 0:
raise subprocess.CalledProcessError(
command,
proc.returncode,
stdout or None,
stderr or None
)
else:
return subprocess.CompletedProcess(
command,
proc.returncode,
stdout or None,
stderr or None
)
def _docker(command, **kwargs):
return _execute([
"docker-compose",
"exec", '-T',
"files",
"bash", "-c",
' && '.join(command)
], **kwargs)
def _running():
command = ['docker','container','inspect','-f','{{.State.Status}}','themotte']
result = _execute(command,check=False).stdout.strip()
return result == "running"
def _start():
command = ['docker-compose','up','--build','-d']
result = _execute(command,check=True)
time.sleep(1)
return result
def _stop():
command = ['docker-compose','down']
result = _execute(command,check=True)
time.sleep(1)
return result
def _operation(name, command):
# check if running and start if not
running = _running()
if not running:
print("Starting containers...")
_start()
# run operation in docker container
print(f"Running {name} . . .")
result = _docker(
command,
on_stdout_line=lambda line: print(line, end=''),
on_stderr=lambda line: print(line, end=''),
)
if not running:
print("Stopping containers...")
_stop()
return result
def run_help():
print("Available commands: (test|migrate|help)")
print("Usage: './manage.py <command> [options]'")
exit(0)
def error(message,code=1):
print(message,file=sys.stderr)
exit(code)