rgw: try to create log pool if doesn't exist

When using replica log, if the log pool doesn't exist all operations are
going to fail. Try to create it if doesn't exist.

Reviewed-by: Josh Durgin <josh.durgin@inktank.com>
Signed-off-by: Yehuda Sadeh <yehuda@inktank.com>
(cherry picked from commit 4216eac0f59af60f60d4ce909b9ace87a7b64ccc)

diff --git a/src/rgw/rgw_replica_log.cc b/src/rgw/rgw_replica_log.cc
index 483d256377bcf9125d417520e7604e4366cc31d2..f80ebf88525bfbe7c9cb5d3caaaba184acf908b1 100644 (file)
--- a/src/rgw/rgw_replica_log.cc
+++ b/src/rgw/rgw_replica_log.cc
@@ -34,6 +34,15 @@ RGWReplicaLogger::RGWReplicaLogger(RGWRados *_store) :
 int RGWReplicaLogger::open_ioctx(librados::IoCtx& ctx, const string& pool)
 {
   int r = store->rados->ioctx_create(pool.c_str(), ctx);
+  if (r == -ENOENT) {
+    rgw_bucket p(pool.c_str());
+    r = store->create_pool(p);
+    if (r < 0)
+      return r;
+
+    // retry
+    r = store->rados->ioctx_create(pool.c_str(), ctx);
+  }
   if (r < 0) {
     lderr(cct) << "ERROR: could not open rados pool " << pool << dendl;
   }