fedmsg callback ported to v2

callback_plugins/fedmsg_callback2.py

@@ -0,0 +1,104 @@
+# (C) 2012, Michael DeHaan, <michael.dehaan@gmail.com>
+# based on the log_plays example
+# skvidal@fedoraproject.org
+# rbean@redhat.com
+
+# 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/>.
+
+import os
+import pwd
+
+import fedmsg
+import fedmsg.config
+
+try:
+    from ansible.plugins.callback import CallbackBase
+except ImportError:
+    # Ansible v1 compat
+    CallbackBase = object
+
+def getlogin():
+    try:
+        user = os.getlogin()
+    except OSError, e:
+        user = pwd.getpwuid(os.geteuid())[0]
+    return user
+
+
+class CallbackModule(CallbackBase):
+    """ Publish playbook starts and stops to fedmsg. """
+
+    CALLBACK_NAME = 'fedmsg_callback2'
+    CALLBACK_TYPE = 'notification'
+    CALLBACK_VERSION = 2.0
+    CALLBACK_NEEDS_WHITELIST = True
+
+    playbook_path = None
+
+    def __init__(self):
+        config = fedmsg.config.load_config()
+        config.update(dict(
+            name='relay_inbound',
+            cert_prefix='shell',
+            active=True,
+        ))
+        # It seems like recursive playbooks call this over and over again and
+        # fedmsg doesn't like to be initialized more than once.  So, here, just
+        # catch that and ignore it.
+        try:
+            fedmsg.init(**config)
+        except ValueError:
+            pass
+        self.play = None
+
+        super(CallbackModule, self).__init__()
+
+    def v2_playbook_on_play_start(self, play):
+        # This gets called once for each play.. but we just issue a message once
+        # for the first one.  One per "playbook"
+        if play:
+            # figure out where the playbook FILE is
+            path = os.path.abspath(play.playbook.filename)
+
+            # Bail out early without publishing if we're in --check mode
+            if play.playbook.check:
+                return
+
+            if not self.playbook_path:
+                fedmsg.publish(
+                    modname="ansible", topic="playbook.start",
+                    msg=dict(
+                        playbook=path,
+                        userid=getlogin(),
+                        extra_vars=play.playbook.extra_vars,
+                        inventory=play.playbook.inventory.host_list,
+                        playbook_checksum=play.playbook.check,
+                        check=play.playbook.check,
+                    ),
+                )
+                self.playbook_path = path
+
+    def v2_playbook_on_stats(self, stats):
+        if not self.playbook_path:
+            return
+
+        results = dict([(h, stats.summarize(h)) for h in stats.processed])
+        fedmsg.publish(
+            modname="ansible", topic="playbook.complete",
+            msg=dict(
+                playbook=self.playbook_path,
+                userid=getlogin(),
+                results=results,
+            ),
+        )