added timeout

This doesn't work yet

naxalnet/__init__.py

@@ -42,4 +42,4 @@ given below.
 #
 # In case you forgot to change the version, skip the number
 # and put the next number in the next commit.
-__version__ = "0.5.1a0.dev3"
+__version__ = "0.5.1a0.dev4"

naxalnet/network.py

@@ -29,6 +29,7 @@ examples.
 
 import subprocess
 from pathlib import Path
+from gi.repository import GObject
 from dasbus.connection import SystemMessageBus
 from dasbus.loop import EventLoop
 
@@ -145,10 +146,12 @@ class NetworkLoop(NetworkD):
 
     def wait_until_routable(self, timeout=0):
         """
-        wait until timeout in milliseconds and returns True when any
+        Wait until timeout in milliseconds and returns True when any
-        network interface is shown routable by networkd
+        network interface is shown routable by networkd. Does not wait
+        for timeout if timeout==0
         """
         self.wait_for_change("AddressState", self.on_addressstate_change)
+        self.setup_timeout(timeout)
         return self.is_routable()
 
     def wait_for_change(self, name, function):
@@ -167,6 +170,11 @@ class NetworkLoop(NetworkD):
         if self.waitfor in data:
             return self.wait_function()
 
+    def setup_timeout(self, timeout):
+        """setup a timeout"""
+        if timeout != 0:
+            GObject.timeout_add(timeout, self.on_timeout)
+
     def on_timeout(self):
         """called by dasbus when a timeout occurs"""
         self.loop.quit()

naxalnet/scripts.py

@@ -63,7 +63,8 @@ def any_interface_is_routable():
         logger.debug("Adding temporary config %s", i)
         networkd.add_config(i)
 
-    routable = networkd.wait_until_routable()
+    # timeout = 10 seconds
+    routable = networkd.wait_until_routable(10 * 1000)
     networkd.remove_all_configs()
 
     return routable