Plugin management facility added

gpoa/plugin/__init__.py

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+from .plugin_manager import plugin_manager
+

gpoa/plugin/adp.py

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+import logging
+import subprocess
+
+from util.rpm import is_rpm_installed
+from .exceptions import PluginInitError
+
+class adp:
+    def __init__(self):
+        if not is_rpm_installed('adp'):
+            raise PluginInitError('adp is not installed - plugin cannot be initialized')
+        logging.info('ADP plugin initialized')
+
+    def run(self):
+        try:
+            loggging.info('Running ADP plugin')
+            subprocess.call(['/usr/sbin/adp-fetch'])
+        except Exception as exc:
+            logging.error('Error running ADP')
+

gpoa/plugin/exceptions.py

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+class PluginInitError(Exception):
+    def __init__(self, message):
+        self.message = message
+
+    def __str__(self):
+        return self.message
+

gpoa/plugin/plugin_manager.py

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+import logging
+
+from .adp import adp
+from .exceptions import PluginInitError
+
+class plugin_manager:
+    def __init__(self):
+        self.plugins = dict()
+        logging.info('Starting plugin manager')
+        try:
+            self.plugins['adp'] = adp()
+            logging.info('ADP plugin initialized')
+        except PluginInitError as exc:
+            self.plugins['adp'] = None
+            logging.error(exc)
+
+    def run(self):
+        if self.plugins['adp']:
+            self.plugins['adp'].run()
+