Provide a pithos-reconcile-commissions command

Refs: #3594

snf-pithos-app/pithos/api/management/commands/pithos-reconcile-commissions.py

+# Copyright 2012 GRNET S.A. All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or
+# without modification, are permitted provided that the following
+# conditions are met:
+#
+#   1. Redistributions of source code must retain the above
+#      copyright notice, this list of conditions and the following
+#      disclaimer.
+#
+#   2. Redistributions in binary form must reproduce the above
+#      copyright notice, this list of conditions and the following
+#      disclaimer in the documentation and/or other materials
+#      provided with the distribution.
+#
+# THIS SOFTWARE IS PROVIDED BY GRNET S.A. ``AS IS'' AND ANY EXPRESS
+# OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+# PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL GRNET S.A OR
+# CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
+# USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
+# AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
+# ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+# POSSIBILITY OF SUCH DAMAGE.
+#
+# The views and conclusions contained in the software and
+# documentation are those of the authors and should not be
+# interpreted as representing official policies, either expressed
+# or implied, of GRNET S.A.
+
+from django.core.management.base import NoArgsCommand, CommandError
+
+from pithos.api.util import get_backend
+
+import logging
+
+logger = logging.getLogger(__name__)
+
+class Command(NoArgsCommand):
+    help = "Display unresolved commissions and trigger their recovery"
+
+    def handle_noargs(self, **options):
+        b = get_backend()
+        try:
+            pending_commissions = b.quotaholder.get_pending_commissions()
+
+            to_accept = b.quotaholder_serials.lookup(pending_commissions)
+            self.stdout.write("Accept commissions: %s\n" %  to_accept)
+            b.quotaholder.accept_commission(
+                context     =   {},
+                clientkey   =   'pithos',
+                serials     =   to_accept
+            )
+            self.stdout.write("Delete serials: %s\n" %  to_accept)
+            b.quotaholder_serials.delete_many(to_accept)
+
+            to_reject = list(set(pending_commissions) - set(to_accept))
+            self.stdout.write("Reject commissions: %s\n" %  to_reject)
+            b.quotaholder.reject_commission(
+                context     =   {},
+                clientkey   =   'pithos',
+                serials     =   to_reject
+            )
+
+        except Exception, e:
+            logger.exception(e)
+            raise CommandError(e)
+        finally:
+            b.close()