def run_damon()

in schemes.py [0:0]

• 28 lines of code
• 12 McCabe index (conditional complexity)

def run_damon(target, is_target_cmd, init_regions, attrs, old_attrs):
    if os.path.isfile(attrs.rfile_path):
        os.rename(attrs.rfile_path, attrs.rfile_path + '.old')

    if attrs.apply():
        print('attributes (%s) failed to be applied' % attrs)
        cleanup_exit(old_attrs, -1)
    print('# damon attrs: %s %s' % (attrs.attr_str(), attrs.record_str()))
    for line in attrs.schemes.split('\n'):
        print('# scheme: %s' % line)
    if is_target_cmd:
        p = subprocess.Popen(target, shell=True, executable='/bin/bash')
        target = p.pid
    if _damon.set_target(target, init_regions):
        print('target setting (%s, %s) failed' % (target, init_regions))
        cleanup_exit(old_attrs, -2)
    if _damon.turn_damon('on'):
        print('could not turn on damon' % target)
        cleanup_exit(old_attrs, -3)
    while not _damon.is_damon_running():
        time.sleep(1)
    print('Press Ctrl+C to stop')
    if is_target_cmd:
        p.wait()
    while True:
        # damon will turn it off by itself if the target tasks are terminated.
        if not _damon.is_damon_running():
            break
        time.sleep(1)

    cleanup_exit(old_attrs, 0)