librbd: pool_init API now validates the pool

This offloads the validation process from the image creation
state machine under normal conditions.

Signed-off-by: Jason Dillaman <dillaman@redhat.com>

diff --git a/src/librbd/api/Pool.cc b/src/librbd/api/Pool.cc
index f3dd357faa255c8608d87a7c2abaf1a24e04d87e..0970b92f9c8c6f14ebfd9f6776c6118b215d2fcf 100644 (file)
--- a/src/librbd/api/Pool.cc
+++ b/src/librbd/api/Pool.cc
@@ -8,10 +8,12 @@
 #include "common/Throttle.h"
 #include "cls/rbd/cls_rbd_client.h"
 #include "osd/osd_types.h"
+#include "librbd/ImageCtx.h"
 #include "librbd/Utils.h"
 #include "librbd/api/Config.h"
 #include "librbd/api/Image.h"
 #include "librbd/api/Trash.h"
+#include "librbd/image/ValidatePoolRequest.h"
 
 #define dout_subsys ceph_subsys_rbd
 
@@ -242,9 +244,15 @@ int Pool<I>::init(librados::IoCtx& io_ctx, bool force) {
     return r;
   }
 
-  // TODO configure self-managed snapshots (and other one-time pool checks)
+  ThreadPool *thread_pool;
+  ContextWQ *op_work_queue;
+  ImageCtx::get_thread_pool_instance(cct, &thread_pool, &op_work_queue);
 
-  return 0;
+  C_SaferCond ctx;
+  auto req = image::ValidatePoolRequest<I>::create(io_ctx, op_work_queue, &ctx);
+  req->send();
+
+  return ctx.wait();
 }
 
 template <typename I>