initial code repo

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

diff --git a/src/ceph/src/messages/MOSDPGRecoveryDelete.h b/src/ceph/src/messages/MOSDPGRecoveryDelete.h
new file mode 100644 (file)
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--- /dev/null
+++ b/src/ceph/src/messages/MOSDPGRecoveryDelete.h
@@ -0,0 +1,98 @@
+// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
+// vim: ts=8 sw=2 smarttab
+
+#ifndef CEPH_MOSDPGRECOVERYDELETE_H
+#define CEPH_MOSDPGRECOVERYDELETE_H
+
+#include "MOSDFastDispatchOp.h"
+#include "include/ceph_features.h"
+
+/*
+ * instruct non-primary to remove some objects during recovery
+ */
+
+struct MOSDPGRecoveryDelete : public MOSDFastDispatchOp {
+
+  static const int HEAD_VERSION = 2;
+  static const int COMPAT_VERSION = 1;
+
+  pg_shard_t from;
+  spg_t pgid;            ///< target spg_t
+  epoch_t map_epoch, min_epoch;
+  list<pair<hobject_t, eversion_t> > objects;    ///< objects to remove
+
+private:
+  uint64_t cost;
+
+public:
+  int get_cost() const override {
+    return 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 set_cost(uint64_t c) {
+    cost = c;
+  }
+
+  MOSDPGRecoveryDelete()
+    : MOSDFastDispatchOp(MSG_OSD_PG_RECOVERY_DELETE, HEAD_VERSION,
+                        COMPAT_VERSION), cost(0) {}
+
+  MOSDPGRecoveryDelete(pg_shard_t from, spg_t pgid, epoch_t map_epoch,
+                      epoch_t min_epoch)
+    : MOSDFastDispatchOp(MSG_OSD_PG_RECOVERY_DELETE, HEAD_VERSION,
+                        COMPAT_VERSION),
+      from(from),
+      pgid(pgid),
+      map_epoch(map_epoch),
+      min_epoch(min_epoch),
+      cost(0) {}
+
+private:
+  ~MOSDPGRecoveryDelete() {}
+
+public:
+  const char *get_type_name() const { return "recovery_delete"; }
+  void print(ostream& out) const {
+    out << "MOSDPGRecoveryDelete(" << pgid << " e" << map_epoch << ","
+       << min_epoch << " " << objects << ")";
+  }
+
+  void encode_payload(uint64_t features) {
+    ::encode(from, payload);
+    ::encode(pgid, payload);
+    ::encode(map_epoch, payload);
+    if (HAVE_FEATURE(features, SERVER_LUMINOUS)) {
+      ::encode(min_epoch, payload);
+    }
+    ::encode(cost, payload);
+    ::encode(objects, payload);
+  }
+  void decode_payload() {
+    bufferlist::iterator p = payload.begin();
+    ::decode(from, p);
+    ::decode(pgid, p);
+    ::decode(map_epoch, p);
+    if (header.version == 1 &&
+       !HAVE_FEATURE(get_connection()->get_features(), SERVER_LUMINOUS)) {
+      min_epoch = map_epoch;
+    } else {
+      ::decode(min_epoch, p);
+    }
+    ::decode(cost, p);
+    ::decode(objects, p);
+  }
+};
+
+
+
+#endif