Adding upstream version 14.2.21.upstream/14.2.21upstream

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

1 files changed, 106 insertions, 0 deletions

diff --git a/src/messages/MOSDPGPull.h b/src/messages/MOSDPGPull.h
new file mode 100644
index 00000000..16eeca7e
--- /dev/null
+++ b/src/messages/MOSDPGPull.h
@@ -0,0 +1,106 @@
+// -*- 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) 2013 Inktank Storage, Inc.
+ *
+ * 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 MOSDPGPULL_H
+#define MOSDPGPULL_H
+
+#include "MOSDFastDispatchOp.h"
+
+class MOSDPGPull : public MessageInstance<MOSDPGPull, MOSDFastDispatchOp> {
+public:
+  friend factory;
+private:
+  static constexpr int HEAD_VERSION = 3;
+  static constexpr int COMPAT_VERSION = 2;
+
+  vector<PullOp> pulls;
+
+public:
+  pg_shard_t from;
+  spg_t pgid;
+  epoch_t map_epoch = 0, min_epoch = 0;
+  uint64_t cost;
+
+  epoch_t get_map_epoch() const override {
+    return map_epoch;
+  }
+  epoch_t get_min_epoch() const override {
+    return min_epoch;
+  }
+  spg_t get_spg() const override {
+    return pgid;
+  }
+
+  void take_pulls(vector<PullOp> *outpulls) {
+    outpulls->swap(pulls);
+  }
+  void set_pulls(vector<PullOp> *inpulls) {
+    inpulls->swap(pulls);
+  }
+
+  MOSDPGPull()
+    : MessageInstance(MSG_OSD_PG_PULL, HEAD_VERSION, COMPAT_VERSION),
+      cost(0)
+    {}
+
+  void compute_cost(CephContext *cct) {
+    cost = 0;
+    for (vector<PullOp>::iterator i = pulls.begin();
+	 i != pulls.end();
+	 ++i) {
+      cost += i->cost(cct);
+    }
+  }
+
+  int get_cost() const override {
+    return cost;
+  }
+
+  void decode_payload() override {
+    auto p = payload.cbegin();
+    decode(pgid.pgid, p);
+    decode(map_epoch, p);
+    decode(pulls, p);
+    decode(cost, p);
+    decode(pgid.shard, p);
+    decode(from, p);
+    if (header.version >= 3) {
+      decode(min_epoch, p);
+    } else {
+      min_epoch = map_epoch;
+    }
+  }
+
+  void encode_payload(uint64_t features) override {
+    using ceph::encode;
+    encode(pgid.pgid, payload);
+    encode(map_epoch, payload);
+    encode(pulls, payload, features);
+    encode(cost, payload);
+    encode(pgid.shard, payload);
+    encode(from, payload);
+    encode(min_epoch, payload);
+  }
+
+  std::string_view get_type_name() const override { return "MOSDPGPull"; }
+
+  void print(ostream& out) const override {
+    out << "MOSDPGPull(" << pgid
+	<< " e" << map_epoch << "/" << min_epoch
+	<< " cost " << cost
+	<< ")";
+  }
+};
+
+#endif