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#!/usr/bin/python
# Copyright: (c) 2021, Ansible Project
# GNU General Public License v3.0+ (see COPYING or https://www.gnu.org/licenses/gpl-3.0.txt)
from __future__ import (absolute_import, division, print_function)
__metaclass__ = type
import os
import sys
from ansible.module_utils.basic import AnsibleModule
from ansible.module_utils.common.respawn import respawn_module, has_respawned
def main():
mod = AnsibleModule(argument_spec=dict(
mode=dict(required=True, choices=['multi_respawn', 'no_respawn', 'respawn'])
))
# just return info about what interpreter we're currently running under
if mod.params['mode'] == 'no_respawn':
mod.exit_json(interpreter_path=sys.executable)
elif mod.params['mode'] == 'respawn':
if not has_respawned():
new_interpreter = os.path.join(mod.tmpdir, 'anotherpython')
os.symlink(sys.executable, new_interpreter)
respawn_module(interpreter_path=new_interpreter)
# respawn should always exit internally- if we continue executing here, it's a bug
raise Exception('FAIL, should never reach this line')
else:
# return the current interpreter, as well as a signal that we created a different one
mod.exit_json(created_interpreter=sys.executable, interpreter_path=sys.executable)
elif mod.params['mode'] == 'multi_respawn':
# blindly respawn with the current interpreter, the second time should bomb
respawn_module(sys.executable)
# shouldn't be any way for us to fall through, but just in case, that's also a bug
raise Exception('FAIL, should never reach this code')
if __name__ == '__main__':
main()
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