Adding upstream version 18.2.2.upstream/18.2.2

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

1 files changed, 74 insertions, 0 deletions

diff --git a/src/messages/MClientRequestForward.h b/src/messages/MClientRequestForward.h
new file mode 100644
index 000000000..a9c2b04dc
--- /dev/null
+++ b/src/messages/MClientRequestForward.h
@@ -0,0 +1,74 @@
+// -*- 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) 2004-2006 Sage Weil <sage@newdream.net>
+ *
+ * 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 CEPH_MCLIENTREQUESTFORWARD_H
+#define CEPH_MCLIENTREQUESTFORWARD_H
+
+#include "msg/Message.h"
+
+class MClientRequestForward final : public SafeMessage {
+private:
+  int32_t dest_mds;
+  int32_t num_fwd;
+  bool client_must_resend;
+
+protected:
+  MClientRequestForward()
+    : SafeMessage{CEPH_MSG_CLIENT_REQUEST_FORWARD},
+      dest_mds(-1), num_fwd(-1), client_must_resend(false) {}
+  MClientRequestForward(ceph_tid_t t, int dm, int nf, bool cmr) :
+    SafeMessage{CEPH_MSG_CLIENT_REQUEST_FORWARD},
+    dest_mds(dm), num_fwd(nf), client_must_resend(cmr) {
+    ceph_assert(client_must_resend);
+    header.tid = t;
+  }
+  ~MClientRequestForward() final {}
+
+public:
+  int get_dest_mds() const { return dest_mds; }
+  int get_num_fwd() const { return num_fwd; }
+  bool must_resend() const { return client_must_resend; }
+
+  std::string_view get_type_name() const override { return "client_request_forward"; }
+  void print(std::ostream& o) const override {
+    o << "client_request_forward(" << get_tid()
+      << " to mds." << dest_mds
+      << " num_fwd=" << num_fwd
+      << (client_must_resend ? " client_must_resend":"")
+      << ")";
+  }
+
+  void encode_payload(uint64_t features) override {
+    using ceph::encode;
+    encode(dest_mds, payload);
+    encode(num_fwd, payload);
+    encode(client_must_resend, payload);
+  }
+
+  void decode_payload() override {
+    using ceph::decode;
+    auto p = payload.cbegin();
+    decode(dest_mds, p);
+    decode(num_fwd, p);
+    decode(client_must_resend, p);
+  }
+private:
+  template<class T, typename... Args>
+  friend boost::intrusive_ptr<T> ceph::make_message(Args&&... args);
+  template<class T, typename... Args>
+  friend MURef<T> crimson::make_message(Args&&... args);
+};
+
+#endif