Charms for Contrail 3.1 with Mitaka

Change-Id: Id37f3b9743d1974e31fcd7cd9c54be41bb0c47fb
Signed-off-by: Stuart Mackie <wsmackie@juniper.net>

1 files changed, 61 insertions, 0 deletions

diff --git a/charms/trusty/cassandra/hooks/hooks.py b/charms/trusty/cassandra/hooks/hooks.py
new file mode 100644
index 0000000..e5b64ed
--- /dev/null
+++ b/charms/trusty/cassandra/hooks/hooks.py
@@ -0,0 +1,61 @@
+#!/usr/bin/python3
+# Copyright 2015 Canonical Ltd.
+#
+# This file is part of the Cassandra Charm for Juju.
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License version 3, as
+# published by the Free Software Foundation.
+#
+# This program is distributed in the hope that it will be useful, but
+# WITHOUT ANY WARRANTY; without even the implied warranties of
+# MERCHANTABILITY, SATISFACTORY QUALITY, 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 this program.  If not, see <http://www.gnu.org/licenses/>.
+from charmhelpers import fetch
+from charmhelpers.core import hookenv
+
+
+def set_proxy():
+    import os
+    config = hookenv.config()
+    if config['http_proxy']:
+        os.environ['ftp_proxy'] = config['http_proxy']
+        os.environ['http_proxy'] = config['http_proxy']
+        os.environ['https_proxy'] = config['http_proxy']
+
+
+def bootstrap():
+    try:
+        import bcrypt     # NOQA: flake8
+        import cassandra  # NOQA: flake8
+    except ImportError:
+        packages = ['python3-bcrypt', 'python3-cassandra']
+        set_proxy()
+        fetch.configure_sources(update=True)
+        fetch.apt_install(packages, fatal=True)
+        import bcrypt     # NOQA: flake8
+        import cassandra  # NOQA: flake8
+
+
+def default_hook():
+    if not hookenv.has_juju_version('1.24'):
+        hookenv.status_set('blocked', 'Requires Juju 1.24 or higher')
+        # Error state, since we don't have 1.24 to give a nice blocked state.
+        raise SystemExit(1)
+
+    # These need to be imported after bootstrap() or required Python
+    # packages may not have been installed.
+    import definitions
+
+    # Only useful for debugging, or perhaps have this enabled with a config
+    # option?
+    # from loglog import loglog
+    # loglog('/var/log/cassandra/system.log', prefix='C*: ')
+
+    hookenv.log('*** {} Hook Start'.format(hookenv.hook_name()))
+    sm = definitions.get_service_manager()
+    sm.manage()
+    hookenv.log('*** {} Hook Done'.format(hookenv.hook_name()))