initial code repo

[stor4nfv.git] / src / ceph / src / messages / MOSDSubOpReply.h

diff --git a/src/ceph/src/messages/MOSDSubOpReply.h b/src/ceph/src/messages/MOSDSubOpReply.h
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+++ b/src/ceph/src/messages/MOSDSubOpReply.h
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+// -*- 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_MOSDSUBOPREPLY_H
+#define CEPH_MOSDSUBOPREPLY_H
+
+#include "MOSDFastDispatchOp.h"
+
+#include "MOSDSubOp.h"
+#include "os/ObjectStore.h"
+
+/*
+ * OSD op reply
+ *
+ * oid - object id
+ * op  - OSD_OP_DELETE, etc.
+ *
+ */
+
+class MOSDSubOpReply : public MOSDFastDispatchOp {
+  static const int HEAD_VERSION = 2;
+  static const int COMPAT_VERSION = 1;
+public:
+  epoch_t map_epoch = 0;
+  
+  // subop metadata
+  osd_reqid_t reqid;
+  pg_shard_t from;
+  spg_t pgid;
+  hobject_t poid;
+
+  vector<OSDOp> ops;
+
+  // result
+  __u8 ack_type = 0;
+  int32_t result = 0;
+  
+  // piggybacked osd state
+  eversion_t last_complete_ondisk;
+  osd_peer_stat_t peer_stat;
+
+  map<string,bufferptr> attrset;
+
+  epoch_t get_map_epoch() const override {
+    return map_epoch;
+  }
+  spg_t get_spg() const override {
+    return pgid;
+  }
+
+  void decode_payload() override {
+    bufferlist::iterator p = payload.begin();
+    ::decode(map_epoch, p);
+    ::decode(reqid, p);
+    ::decode(pgid.pgid, p);
+    ::decode(poid, p);
+
+    unsigned num_ops;
+    ::decode(num_ops, p);
+    ops.resize(num_ops);
+    for (unsigned i = 0; i < num_ops; i++) {
+      ::decode(ops[i].op, p);
+    }
+    ::decode(ack_type, p);
+    ::decode(result, p);
+    ::decode(last_complete_ondisk, p);
+    ::decode(peer_stat, p);
+    ::decode(attrset, p);
+
+    if (!poid.is_max() && poid.pool == -1)
+      poid.pool = pgid.pool();
+
+    if (header.version >= 2) {
+      ::decode(from, p);
+      ::decode(pgid.shard, p);
+    } else {
+      from = pg_shard_t(
+       get_source().num(),
+       shard_id_t::NO_SHARD);
+      pgid.shard = shard_id_t::NO_SHARD;
+    }
+  }
+
+  void finish_decode() { }
+
+  void encode_payload(uint64_t features) override {
+    ::encode(map_epoch, payload);
+    ::encode(reqid, payload);
+    ::encode(pgid.pgid, payload);
+    ::encode(poid, payload);
+    __u32 num_ops = ops.size();
+    ::encode(num_ops, payload);
+    for (unsigned i = 0; i < ops.size(); i++) {
+      ::encode(ops[i].op, payload);
+    }
+    ::encode(ack_type, payload);
+    ::encode(result, payload);
+    ::encode(last_complete_ondisk, payload);
+    ::encode(peer_stat, payload);
+    ::encode(attrset, payload);
+    ::encode(from, payload);
+    ::encode(pgid.shard, payload);
+  }
+
+  epoch_t get_map_epoch() { return map_epoch; }
+
+  spg_t get_pg() const { return pgid; }
+  const hobject_t& get_poid() const { return poid; }
+
+  int get_ack_type() { return ack_type; }
+  bool is_ondisk() { return ack_type & CEPH_OSD_FLAG_ONDISK; }
+  bool is_onnvram() { return ack_type & CEPH_OSD_FLAG_ONNVRAM; }
+
+  int get_result() { return result; }
+
+  void set_last_complete_ondisk(eversion_t v) { last_complete_ondisk = v; }
+  eversion_t get_last_complete_ondisk() { return last_complete_ondisk; }
+
+  void set_peer_stat(const osd_peer_stat_t& stat) { peer_stat = stat; }
+  const osd_peer_stat_t& get_peer_stat() { return peer_stat; }
+
+  void set_attrset(map<string,bufferptr> &as) { attrset = as; }
+  map<string,bufferptr>& get_attrset() { return attrset; } 
+
+public:
+  MOSDSubOpReply(
+    const MOSDSubOp *req, pg_shard_t from, int result_, epoch_t e, int at)
+    : MOSDFastDispatchOp(MSG_OSD_SUBOPREPLY, HEAD_VERSION, COMPAT_VERSION),
+      map_epoch(e),
+      reqid(req->reqid),
+      from(from),
+      pgid(req->pgid.pgid, req->from.shard),
+      poid(req->poid),
+      ops(req->ops),
+      ack_type(at),
+      result(result_) {
+    memset(&peer_stat, 0, sizeof(peer_stat));
+    set_tid(req->get_tid());
+  }
+  MOSDSubOpReply()
+    : MOSDFastDispatchOp(MSG_OSD_SUBOPREPLY, HEAD_VERSION, COMPAT_VERSION) {}
+private:
+  ~MOSDSubOpReply() override {}
+
+public:
+  const char *get_type_name() const override { return "osd_subop_reply"; }
+  
+  void print(ostream& out) const override {
+    out << "osd_sub_op_reply(" << reqid
+       << " " << pgid 
+       << " " << poid << " " << ops;
+    if (ack_type & CEPH_OSD_FLAG_ONDISK)
+      out << " ondisk";
+    if (ack_type & CEPH_OSD_FLAG_ONNVRAM)
+      out << " onnvram";
+    if (ack_type & CEPH_OSD_FLAG_ACK)
+      out << " ack";
+    out << ", result = " << result;
+    out << ")";
+  }
+
+};
+
+
+#endif