From 4dab61739b9c0f3f0535e84fa9294d040583fa34 Mon Sep 17 00:00:00 2001
From: Fabio Erculiani <lxnay@sabayon.org>
Date: Fri, 14 Oct 2011 18:38:31 +0200
Subject: [PATCH] [eit.commands.command] add _call_unlocked() method

---
 server/eit/commands/command.py | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

diff --git a/server/eit/commands/command.py b/server/eit/commands/command.py
index fe3cd52d2..b347fdc04 100644
--- a/server/eit/commands/command.py
+++ b/server/eit/commands/command.py
@@ -83,6 +83,24 @@ class EitCommand(object):
                     entropy.tools.release_entropy_locks(server)
                 server.shutdown()
 
+    def _call_unlocked(self, func, repo):
+        """
+        Execute the given function at func after acquiring Entropy
+        Resources Lock, for given repository at repo.
+        The signature of func is: int func(entropy_server).
+        """
+        server = None
+        try:
+            try:
+                server = self._entropy(default_repository=repo)
+            except PermissionDenied as err:
+                print_error(err.value)
+                return 1
+            return func(server)
+        finally:
+            if server is not None:
+                server.shutdown()
+
     def _settings(self):
         """
         Return a SystemSettings instance.