Adding upstream version 14.2.21.upstream/14.2.21upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 54 insertions, 0 deletions

diff --git a/src/rgw/rgw_dmclock.h b/src/rgw/rgw_dmclock.h
new file mode 100644
index 00000000..79c0aeb7
--- /dev/null
+++ b/src/rgw/rgw_dmclock.h
@@ -0,0 +1,54 @@
+// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
+// vim: ts=8 sw=2 smarttab
+
+/*
+ * Ceph - scalable distributed file system
+ *
+ * Copyright (C) 2019 Red Hat, Inc.
+ * Copyright (C) 2019 SUSE LLC
+ *
+ * This is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License version 2.1, as published by the Free Software
+ * Foundation.  See file COPYING.
+ *
+ */
+
+#ifndef RGW_DMCLOCK_H
+#define RGW_DMCLOCK_H
+#include "dmclock/src/dmclock_server.h"
+
+namespace rgw::dmclock {
+// TODO: implement read vs write
+enum class client_id {
+                      admin, //< /admin apis
+                      auth, //< swift auth, sts
+                      data, //< PutObj, GetObj
+                      metadata, //< bucket operations, object metadata
+                      count
+};
+
+// TODO move these to dmclock/types or so in submodule
+using crimson::dmclock::Cost;
+using crimson::dmclock::ClientInfo;
+
+enum class scheduler_t {
+                        none,
+                        throttler,
+                        dmclock
+};
+
+inline scheduler_t get_scheduler_t(CephContext* const cct)
+{
+  const auto scheduler_type = cct->_conf.get_val<std::string>("rgw_scheduler_type");
+  if (scheduler_type == "dmclock")
+    return scheduler_t::dmclock;
+  else if (scheduler_type == "throttler")
+    return scheduler_t::throttler;
+  else
+    return scheduler_t::none;
+}
+
+} // namespace rgw::dmclock
+
+#endif /* RGW_DMCLOCK_H */