Modifying to enable piping in custom environment variables. This is required to disable systemd coloring and paging when querying for service states. Otherwise it returns unreliable data that can cause hanging.

archinstall/lib/general.py

@@ -76,7 +76,7 @@ class sys_command():#Thread):
 	"""
 	Stolen from archinstall_gui
 	"""
-	def __init__(self, cmd, callback=None, start_callback=None, *args, **kwargs):
+	def __init__(self, cmd, callback=None, start_callback=None, environment_vars={}, *args, **kwargs):
 		kwargs.setdefault("worker_id", gen_uid())
 		kwargs.setdefault("emulate", False)
 		kwargs.setdefault("suppress_errors", False)
@@ -93,6 +93,7 @@ class sys_command():#Thread):
 			raise ValueError(f'Incorrect string to split: {cmd}\n{e}')
 		self.args = args
 		self.kwargs = kwargs
+		self.environment_vars = environment_vars
 
 		self.kwargs.setdefault("worker", None)
 		self.callback = callback
@@ -159,7 +160,7 @@ class sys_command():#Thread):
 			# Replace child process with our main process
 			if not self.kwargs['emulate']:
 				try:
-					os.execv(self.cmd[0], self.cmd)
+					os.execve(self.cmd[0], self.cmd, {**os.environ, **self.environment_vars})
 				except FileNotFoundError:
 					self.status = 'done'
 					self.log(f"{self.cmd[0]} does not exist.", level=LOG_LEVELS.Debug)

archinstall/lib/services.py

@@ -7,6 +7,6 @@ def service_state(service_name: str):
 	if os.path.splitext(service_name)[1] != '.service':
 		service_name += '.service'  # Just to be safe
 
-	state = b''.join(sys_command(f'systemctl show -p SubState --value {service_name}'))
+	state = b''.join(sys_command(f'systemctl show --no-pager -p SubState --value {service_name}', environment_vars={'SYSTEMD_COLORS' : '0'}))
 
 	return state.strip().decode('UTF-8')