cephadm: fall back to default for infer_image

Signed-off-by: Sage Weil <sage@redhat.com>

diff --git a/src/cephadm/cephadm b/src/cephadm/cephadm
index 280e2dc79282f9f0cc3d97d93cb0f694e350d94b..99431f1752a08417676cb214257703cfd2aa429b 100755 (executable)
--- a/src/cephadm/cephadm
+++ b/src/cephadm/cephadm
@@ -944,6 +944,10 @@ def infer_image(func):
     def _infer_image():
         if not args.image:
             args.image = get_last_local_ceph_image()
+        if not args.image:
+            args.image = DEFAULT_IMAGE
+        if not args.image:
+            args.image = os.environ.get('CEPHADM_IMAGE')
         return func()
 
     return _infer_image