pybatmesh/naxalnet
Pranav Jerry 0fb8b6a8ab
stopped messing with resolv.conf
Completely removed the part that symlinks resolv.conf
to systemd-resolved's conf. Instead, added an optional
dependency of resolved in README.md
2021-06-12 19:28:59 +05:30

104 lines
3.0 KiB
Python
Executable File

#!/usr/bin/env python3
"""
Setup a working BATMAN Advanced network
with systemd-networkd and iwd
"""
# Copyright (C) 2021 The Authors
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
import sys
from pathlib import Path
from shutil import copy
from dasbus.connection import SystemMessageBus
from dasbus.error import DBusError
NETWORKD_CONFIGS = "/usr/share/naxalnet/networkd"
NETWORKD_VOLATILE_DIR = "/run/systemd/network"
ADHOC_SSID = "HelloWorld"
# Copy networkd configs to volatile dir.
# See man:systemd.networkm(5)
try:
print("Copying network config files")
dest = Path(NETWORKD_VOLATILE_DIR)
src = Path(NETWORKD_CONFIGS)
# Create the volatile directory if it doesn't exist
dest.mkdir(parents=True, exist_ok=True)
# Copy all files in src to dest
for i in src.iterdir():
copy(i, dest)
except PermissionError as error:
print(error)
sys.exit("Make sure you are root")
# Now, the iwd part
try:
# connect to the System bus
bus = SystemMessageBus()
# iwd proxy
iwd = bus.get_proxy("net.connman.iwd", "/")
# Get list of all devices
print("Finding connected devices")
objects = iwd.GetManagedObjects()
devices = []
for name, obj in objects.items():
if "net.connman.iwd.Device" in obj:
# add all devices to the list
print("Found device:", obj["net.connman.iwd.Device"]["Name"])
devices.append(name)
# Start ad-hoc on first device
devpath = devices.pop()
print("Working on first device", devpath)
dev1 = bus.get_proxy("net.connman.iwd", devpath)
if not dev1.Powered:
print("Device is off. Turning on")
dev1.Powered = True
if dev1.Mode != "ad-hoc":
print("Device is in", dev1.Mode)
print("Switching to ad-hoc")
dev1.Mode = "ad-hoc"
# Changing Mode needs connecting to the proxy again
dev1 = bus.get_proxy("net.connman.iwd", devpath)
print("Starting ad-hoc network")
dev1.StartOpen(ADHOC_SSID)
# TODO: If there is a second device, start AP
# in it
except DBusError:
sys.exit("An error occured while communicating with iwd")
# Sleep my little baby-oh
# Sleep until you waken
# When you wake you'll see the world
# If I'm not mistaken...
#
# Kiss a lover
# Dance a measure,
# Find your name
# And buried treasure...
#
# Face your life
# Its pain,
# Its pleasure,
# Leave no path untaken.
#
# -- Neil Gaiman, The Graveyard Book
print("Bye")