add wo maintenance (testing)

wo/cli/plugins/maintenance.py

@@ -0,0 +1,57 @@
+from cement.core.controller import CementBaseController, expose
+from cement.core import handler, hook
+from wo.core.logging import Log
+from wo.core.variables import WOVariables
+from wo.core.aptget import WOAptGet
+from wo.core.apt_repo import WORepo
+from wo.core.services import WOService
+from wo.core.fileutils import WOFileUtils
+from wo.core.shellexec import WOShellExec
+from wo.core.git import WOGit
+from wo.core.download import WODownload
+import configparser
+import os
+
+
+def wo_stack_hook(app):
+    pass
+
+
+class WOMaintenanceController(CementBaseController):
+    class Meta:
+        label = 'wo_maintenance'
+        stacked_on = 'base'
+        aliases = ['maintenance']
+        aliases_only = True
+        stacked_type = 'nested'
+        description = ('update server packages to latest version')
+        usage = "wo maintenance"
+
+    @expose(hide=True)
+    def default(self):
+
+        try:
+            Log.info(self, "updating apt-cache, please wait...")
+            WOShellExec.cmd_exec(self, "apt-get update - qq")
+            Log.info(self, "updating packages, please wait...")
+            WOShellExec.cmd_exec(self,  "DEBIAN_FRONTEND=noninteractive"
+                                 "apt-get -o "
+                                 "Dpkg::Options::='--force-confmiss' "
+                                 "-o Dpkg::Options::='--force-confold' "
+                                 "-y dist-upgrade")
+            Log.info(self, "cleaning-up packages, please wait...")
+            WOShellExec.cmd_exec(self, "apt-get -y --purge autoremove")
+            WOShellExec.cmd_exec(self, "apt-get - y autoclean")
+        except OSError as e:
+            Log.debug(self, str(e))
+            Log.error(self, "Package updates failed !")
+        except Exception as e:
+            Log.debug(self, str(e))
+            Log.error(self, "Packages updates failed !")
+
+
+def load(app):
+    # register the plugin class.. this only happens if the plugin is enabled
+    handler.register(WOUpdateController)
+    # register a hook (function) to run after arguments are parsed.
+    hook.register('post_argument_parsing', wo_update_hook)