uncloud/uncloud_net/tasks.py

from celery import shared_task
from .models import *

import os

@shared_task
def whereami():
    print(os.uname())
    return os.uname()

def configure_wireguard_server(wireguardvpnpool):
    """
    - Create wireguard config (DB query -> string)
    - Submit config to cdist worker
    - Change config locally on worker / commit / shared

    """

    config = wireguardvpnpool.wireguard_config
    server = wireguardvpnpool.vpn_server_hostname

    print(f"Configuring VPN server {server}")
    cdist_configure_wireguard_server(config, server)


@shared_task
def cdist_configure_wireguard_server(config, server):
    """
    Create config and configure server.

    To be executed on the cdist workers.
    """

    fname = f"/home/app/.cdist/type/__ungleich_wireguard/files/{server}"

    with open(fname, "w") as fd:
        fd.write(config)