1 files changed, 17 insertions, 0 deletions
diff --git a/charms/trusty/keepalived/hooks/setup.py b/charms/trusty/keepalived/hooks/setup.py
new file mode 100644
index 0000000..50854d9
--- /dev/null
+++ b/charms/trusty/keepalived/hooks/setup.py
@@ -0,0 +1,17 @@
+def pre_install():
+    """
+    Do any setup required before the install hook.
+    """
+    install_charmhelpers()
+
+
+def install_charmhelpers():
+    """
+    Install the charmhelpers library, if not present.
+    """
+    try:
+        import charmhelpers  # noqa
+    except ImportError:
+        import subprocess
+        subprocess.check_call(['apt-get', 'install', '-y', 'python-pip'])
+        subprocess.check_call(['pip', 'install', 'charmhelpers'])