summaryrefslogtreecommitdiffstats
path: root/src/messages/MOSDRepScrubMap.h
diff options
context:
space:
mode:
Diffstat (limited to 'src/messages/MOSDRepScrubMap.h')
-rw-r--r--src/messages/MOSDRepScrubMap.h84
1 files changed, 84 insertions, 0 deletions
diff --git a/src/messages/MOSDRepScrubMap.h b/src/messages/MOSDRepScrubMap.h
new file mode 100644
index 000000000..51e8b02ee
--- /dev/null
+++ b/src/messages/MOSDRepScrubMap.h
@@ -0,0 +1,84 @@
+// -*- 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) 2017 Sage Weil <sage@redhat.com>
+ *
+ * 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_MOSDREPSCRUBMAP_H
+#define CEPH_MOSDREPSCRUBMAP_H
+
+#include "MOSDFastDispatchOp.h"
+
+/*
+ * pass a ScrubMap from a shard back to the primary
+ */
+
+class MOSDRepScrubMap final : public MOSDFastDispatchOp {
+public:
+ static constexpr int HEAD_VERSION = 2;
+ static constexpr int COMPAT_VERSION = 1;
+
+ spg_t pgid; // primary spg_t
+ epoch_t map_epoch = 0;
+ pg_shard_t from; // whose scrubmap this is
+ ceph::buffer::list scrub_map_bl;
+ bool preempted = false;
+
+ epoch_t get_map_epoch() const override {
+ return map_epoch;
+ }
+ spg_t get_spg() const override {
+ return pgid;
+ }
+
+ MOSDRepScrubMap()
+ : MOSDFastDispatchOp{MSG_OSD_REP_SCRUBMAP, HEAD_VERSION, COMPAT_VERSION} {}
+
+ MOSDRepScrubMap(spg_t pgid, epoch_t map_epoch, pg_shard_t from)
+ : MOSDFastDispatchOp{MSG_OSD_REP_SCRUBMAP, HEAD_VERSION, COMPAT_VERSION},
+ pgid(pgid),
+ map_epoch(map_epoch),
+ from(from) {}
+
+private:
+ ~MOSDRepScrubMap() final {}
+
+public:
+ std::string_view get_type_name() const override { return "rep_scrubmap"; }
+ void print(std::ostream& out) const override {
+ out << "rep_scrubmap(" << pgid << " e" << map_epoch
+ << " from shard " << from
+ << (preempted ? " PREEMPTED":"") << ")";
+ }
+
+ void encode_payload(uint64_t features) override {
+ using ceph::encode;
+ encode(pgid, payload);
+ encode(map_epoch, payload);
+ encode(from, payload);
+ encode(preempted, payload);
+ }
+ void decode_payload() override {
+ using ceph::decode;
+ auto p = payload.cbegin();
+ decode(pgid, p);
+ decode(map_epoch, p);
+ decode(from, p);
+ if (header.version >= 2) {
+ decode(preempted, p);
+ }
+ }
+private:
+ template<class T, typename... Args>
+ friend boost::intrusive_ptr<T> ceph::make_message(Args&&... args);
+};
+
+#endif