create a common helper module

Signed-off-by: Alfredo Deza <alfredo@deza.pe>

diff --git a/ceph_deploy/hosts/common.py b/ceph_deploy/hosts/common.py
new file mode 100644 (file)
index 0000000..4f0190d
--- /dev/null
+++ b/ceph_deploy/hosts/common.py
@@ -0,0 +1,8 @@
+from ceph_deploy.util import wrappers
+
+
+def ceph_version(conn, logger):
+    """
+    Log the remote ceph-version by calling `ceph --version`
+    """
+    return wrappers.check_call(conn, logger, ['ceph', '--version'])