tools: better error message in objectstoretool

...for the case where someone exports a pool
with "rados export" and then tries to import
it into a PG.

Signed-off-by: John Spray <john.spray@redhat.com>

diff --git a/src/tools/ceph_objectstore_tool.cc b/src/tools/ceph_objectstore_tool.cc
index 36362229a19c2fde5b0686e71c03f1daf5c41f5d..dbc06d66e517a5ef3a79026ab3d2968a1fc4ffdf 100644 (file)
--- a/src/tools/ceph_objectstore_tool.cc
+++ b/src/tools/ceph_objectstore_tool.cc
@@ -1116,7 +1116,10 @@ int ObjectStoreTool::do_import(ObjectStore *store, OSDSuperblock& sb,
   ret = read_section(&type, &ebl);
   if (ret)
     return ret;
-  if (type != TYPE_PG_BEGIN) {
+  if (type == TYPE_POOL_BEGIN) {
+    cerr << "Pool exports cannot be imported into a PG" << std::endl;
+    return -EINVAL;
+  } else if (type != TYPE_PG_BEGIN) {
     cerr << "Invalid first section type " << type << std::endl;
     return -EFAULT;
   }