fixed logging issue and another bug

There was a problem with indentation which made the line starting adhoc
not being run at all.
Updated CHANGELOG
Moved some things to other places
log.py is back! It isn't needed, but it doesn't do any harm anyway.

CHANGELOG.md

@@ -1,9 +1,11 @@
 # Changelog
 
-## [Unreleased][] - 2021-09-06
+## [Unreleased][] - 2021-09-07
 
+- naxalnet is now a daemon! naxalnet will reconfigure the WiFi network
+  every time a WiFi adapter is plugged in or removed
 - **Logging**: logs to systemd journal when run from systemd, stderr
-  otherwise.
+  otherwise
 - New dependency `python3-systemd`
 - Fixed dependency order in systemd service
 - Added `--verbose` argument

README.md

@@ -18,13 +18,12 @@ network.
 <!-- NOTE TO ACTIVISTS
 
 Running this program in the world's largest (partly-free) democracy
-may result in you getting arrested under the UAPA, and not
-getting bail because of false evidence planted in your phone by
+may result in you getting arrested under the Act Which Must Not Be Named,
+and not getting bail because of false evidence planted in your phone by
 Pegasus, or by a forensic lab in Gujarat.
 
-The author, much like the Government of India, does not wish
-to take responsibility in your well-being if you get arrested under
-a draconian national security law.
+The author, much like the GoI, does not wish to take responsibility in your
+well-being if you get arrested under a draconian national security law.
 
 -->
 <!-- UNCOMMENT WHEN NECESSARY
@@ -32,7 +31,7 @@ a draconian national security law.
 **Disclaimer**:
 In case you are either 1) a complete idiot; or 2) a member of the saffron
 brigade; or 3) both, please be aware that this project is not affiliated
-with any groups designated as "terrorist" groups in India.
+with any human rights groups designated as "terrorist" groups in India.
 
 Using the name naxal does not imply any form of connection
 with anyone currently at risk of death in overcrowded prisons.

naxalnet/__init__.py

@@ -35,4 +35,4 @@ See README.md for documentation.
 #
 # In case you forgot to change the version, skip the number
 # and put the next number in the next commit.
-__version__ = "0.3.0a2.dev4"
+__version__ = "0.3.0a2.dev5"

naxalnet/config.py

@@ -171,3 +171,6 @@ def parse_args() -> Namespace:
 
     # logger.debug("Parsing arguments")
     return parser.parse_args()
+
+
+args = parse_args()

naxalnet/daemon.py

@@ -21,11 +21,9 @@ daemon.py
 The daemon part. This is currently under construction.
 """
 
-import logging
 from dasbus.loop import EventLoop
 from naxalnet.iwd import IWD, IWD_DEVICE_INTERFACE
-
-logger = logging.getLogger(__name__)
+from naxalnet.log import logger
 
 
 class Daemon:

naxalnet/iwd.py

@@ -56,10 +56,9 @@ and what they mean:
 - node: a machine that runs naxalnet and is therefore
         connected to the mesh.
 """
-import logging
-from dasbus.connection import SystemMessageBus
 
-logger = logging.getLogger(__name__)
+from dasbus.connection import SystemMessageBus
+from naxalnet.log import logger
 
 IWD_BUS = "net.connman.iwd"
 IWD_ROOT_PATH = "/"
@@ -236,6 +235,7 @@ class Device:
         if it isn't already on ad-hoc and power onn the device
         if it is off
         """
+        print("Starting adhoc", name)
         if self.get_mode() != "ad-hoc":
             self.set_mode("ad-hoc")
 
@@ -270,9 +270,7 @@ class Device:
         # Stop ap if already started
         self.stop_ap()
 
-        logger.debug(
-            "Starting ap on %s with ssid %s and password %s", self.name, ssid, passwd
-        )
+        logger.debug("Starting ap on %s with ssid %s", self.name, ssid)
         self._proxy.Start(ssid, passwd)
 
     def stop_ap(self):

naxalnet/log.py

@@ -0,0 +1,38 @@
+"""
+log.py
+------
+
+Initialise the logger for other submodules to import. Do not
+import any submodules here except for naxallnet.config
+"""
+import logging
+from systemd.journal import JournalHandler
+from naxalnet.config import args
+
+
+def get_logger():
+    """
+    Initialise the logger and return it.
+    This function is meant to be used only by naxalnet.log.
+    If you want to import the logger, use:
+    from naxalnet.log import logger
+    """
+    log = logging.getLogger("naxalnet")
+    # --verbose
+    if args.verbose >= 2:
+        loglevel = logging.DEBUG
+    elif args.verbose == 1:
+        loglevel = logging.INFO
+    else:
+        loglevel = logging.WARNING
+
+    # if --systemd is given, log to systemd journal
+    if args.systemd:
+        logging.basicConfig(level=logging.DEBUG)
+        log.addHandler(JournalHandler())
+    else:
+        logging.basicConfig(level=loglevel)
+    return log
+
+
+logger = get_logger()

naxalnet/scripts.py

@@ -27,23 +27,16 @@ When run from the commandline, the function main() is called.
 """
 
 import sys
-import logging
 from pathlib import Path
 from shutil import copy
 from dasbus.error import DBusError
-from systemd import journal
 from systemd.daemon import notify
 from naxalnet import __version__
+from naxalnet.log import logger
 from naxalnet.iwd import Adapter, Device, IWD
-from naxalnet.config import parse_args
+from naxalnet.config import args
 from naxalnet.daemon import Daemon
 
-# Do not use getLogger(__name__) here.
-# getLogger() without any args will give us
-# the root logger, which is waht we need.
-logger = logging.getLogger()
-args = parse_args()
-
 
 def copy_files():
     """
@@ -105,16 +98,17 @@ def setup_devices():
             # So we will remove adhoc_device from ap_devices if it exists there
             if adhoc_device.name in ap_devices:
                 ap_devices.remove(adhoc_device.name)
-                logger.info("Starting mesh on %s", adhoc_device.name)
-                # Turn on adapter if it is off
-                # See issue #9
+
+            # Turn on adapter if it is off
+            # See issue #9
             adhoc_adapter = Adapter(adhoc_device.adapter)
             if not adhoc_adapter.is_powered_on():
                 logger.debug("Adapter %s is off. Turning on", adhoc_adapter.name)
                 adhoc_adapter.power_on()
-                adhoc_device.start_adhoc_open(args.adhoc_name)
-                # Start Access point if ap_device is not empty,
-                # ie, we have more devices
+            logger.info("Starting mesh on %s", adhoc_device.name)
+            adhoc_device.start_adhoc_open(args.adhoc_name)
+            # Start Access point if ap_device is not empty,
+            # ie, we have more devices
             if len(ap_devices) != 0:
                 ap_device = Device(ap_devices.pop())
                 logger.info("Starting WiFi Access Point on %s", ap_device.name)
@@ -125,7 +119,7 @@ def setup_devices():
                 if not ap_adapter.is_powered_on():
                     logger.debug("Adapter %s is off. Turning on", ap_adapter.name)
                     ap_adapter.power_on()
-                    ap_device.start_ap(args.ap_ssid, args.ap_passwd)
+                ap_device.start_ap(args.ap_ssid, args.ap_passwd)
             else:
                 logger.warning("Not setting up WiFi AP.")
         else:
@@ -166,21 +160,6 @@ def main():
     elif args.version:
         print_version()
         sys.exit(0)
-    # --verbose
-    if args.verbose >= 2:
-        loglevel = logging.DEBUG
-    elif args.verbose == 1:
-        loglevel = logging.INFO
-    else:
-        loglevel = logging.WARNING
-
-    # if --systemd is given, log to systemd journal
-    if args.systemd:
-        logging.basicConfig(level=logging.DEBUG)
-        logger.addHandler(journal.JournalHandler())
-    else:
-        logging.basicConfig(level=loglevel)
-
     copy_files()
 
     setup_devices()