1 files changed, 51 insertions, 0 deletions
diff --git a/lib/ansible/executor/stats.py b/lib/ansible/executor/stats.py
new file mode 100644
index 0000000000..626b2959a4
--- /dev/null
+++ b/lib/ansible/executor/stats.py
@@ -0,0 +1,51 @@
+# (c) 2012-2014, Michael DeHaan <michael.dehaan@gmail.com>
+#
+# This file is part of Ansible
+#
+# Ansible is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# Ansible is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with Ansible.  If not, see <http://www.gnu.org/licenses/>.
+
+# Make coding more python3-ish
+from __future__ import (absolute_import, division, print_function)
+__metaclass__ = type
+
+class AggregateStats:
+    ''' holds stats about per-host activity during playbook runs '''
+
+    def __init__(self):
+
+        self.processed = {}
+        self.failures  = {}
+        self.ok        = {}
+        self.dark      = {}
+        self.changed   = {}
+        self.skipped   = {}
+
+    def increment(self, what, host):
+        ''' helper function to bump a statistic '''
+
+        self.processed[host] = 1
+        prev = (getattr(self, what)).get(host, 0)
+        getattr(self, what)[host] = prev+1
+
+    def summarize(self, host):
+        ''' return information about a particular host '''
+
+        return dict(
+            ok          = self.ok.get(host, 0),
+            failures    = self.failures.get(host, 0),
+            unreachable = self.dark.get(host,0),
+            changed     = self.changed.get(host, 0),
+            skipped     = self.skipped.get(host, 0)
+        )
+