Frontend expanded with binary module support

gpoa/frontend/frontend_manager.py

@@ -41,8 +41,13 @@ from util.users import (
     with_privileges
 )
 from util.logging import slogm
+from util.paths import (
+    frontend_module_dir
+)
 
 import logging
+import os
+import subprocess
 
 def determine_username(username=None):
     '''
@@ -72,6 +77,12 @@ class frontend_manager:
     '''
 
     def __init__(self, username, is_machine):
+        frontend_module_files = frontend_module_dir().glob('**/*')
+        self.frontend_module_binaries = list()
+        for exe in frontend_module_files:
+            if (exe.is_file() and os.access(exe.resolve(), os.X_OK)):
+                self.frontend_module_binaries.append(exe)
+
         self.storage = registry_factory('registry')
         self.username = determine_username(username)
         self.is_machine = is_machine
@@ -105,6 +116,10 @@ class frontend_manager:
             logging.error('Not sufficient privileges to run machine appliers')
             return
         logging.debug(slogm('Applying computer part of settings'))
+
+        for exe in self.frontend_module_binaries:
+            subprocess.check_call([exe.resolve()])
+
         self.machine_appliers['systemd'].apply()
         self.machine_appliers['control'].apply()
         self.machine_appliers['polkit'].apply()

gpoa/util/paths.py

@@ -59,3 +59,31 @@ def local_policy_cache():
 
     return lpcache
 
+def backend_module_dir():
+    backend_dir = '/usr/lib/gpoa/backend'
+    return pathlib.Path(backend_dir)
+
+def frontend_module_dir():
+    frontend_dir = '/usr/lib/gpoa/frontend'
+    return pathlib.Path(frontend_dir)
+
+def storage_module_dir():
+    storage_dir = '/usr/lib/gpoa/storage'
+    return pathlib.Path(storage_dir)
+
+def pre_backend_plugin_dir():
+    pre_backend_dir = '/usr/lib/gpoa/backend_pre'
+    return pathlib.Path(pre_backend_dir)
+
+def post_backend_plugin_dir():
+    post_backend_dir = '/usr/lib/gpoa/backend_post'
+    return pathlib.Path(post_backend_dir)
+
+def pre_frontend_plugin_dir():
+    pre_forntend_dir = '/usr/lib/gpoa/frontend_pre'
+    return pathlib.Path(pre_frontend_dir)
+
+def post_frontend_plugin_dir():
+    post_frontend_dir = '/usr/lib/gpoa/frontend_post'
+    return pathlib.Path(post_frontend_dir)
+