Adding upstream version 16.2.11+ds.upstream/16.2.11+dsupstream

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

1 files changed, 206 insertions, 0 deletions

diff --git a/src/messages/MMgrBeacon.h b/src/messages/MMgrBeacon.h
new file mode 100644
index 000000000..5b6ca3b60
--- /dev/null
+++ b/src/messages/MMgrBeacon.h
@@ -0,0 +1,206 @@
+// -*- 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_MMGRBEACON_H
+#define CEPH_MMGRBEACON_H
+
+#include "messages/PaxosServiceMessage.h"
+#include "mon/MonCommand.h"
+#include "mon/MgrMap.h"
+
+#include "include/types.h"
+
+
+class MMgrBeacon final : public PaxosServiceMessage {
+private:
+  static constexpr int HEAD_VERSION = 10;
+  static constexpr int COMPAT_VERSION = 8;
+
+protected:
+  uint64_t gid;
+  entity_addrvec_t server_addrs;
+  bool available;
+  std::string name;
+  uuid_d fsid;
+
+  // From active daemon to populate MgrMap::services
+  std::map<std::string, std::string> services;
+
+  // Only populated during activation
+  std::vector<MonCommand> command_descs;
+
+  // Information about the modules found locally on this daemon
+  std::vector<MgrMap::ModuleInfo> modules;
+
+  std::map<std::string,std::string> metadata; ///< misc metadata about this osd
+
+  std::vector<entity_addrvec_t> clients;
+
+  uint64_t mgr_features = 0;   ///< reporting mgr's features
+
+public:
+  MMgrBeacon()
+    : PaxosServiceMessage{MSG_MGR_BEACON, 0, HEAD_VERSION, COMPAT_VERSION},
+      gid(0), available(false)
+  {}
+
+  MMgrBeacon(const uuid_d& fsid_, uint64_t gid_, const std::string &name_,
+             entity_addrvec_t server_addrs_, bool available_,
+	     std::vector<MgrMap::ModuleInfo>&& modules_,
+	     std::map<std::string,std::string>&& metadata_,
+             std::vector<entity_addrvec_t> clients,
+	     uint64_t feat)
+    : PaxosServiceMessage{MSG_MGR_BEACON, 0, HEAD_VERSION, COMPAT_VERSION},
+      gid(gid_), server_addrs(server_addrs_), available(available_), name(name_),
+      fsid(fsid_), modules(std::move(modules_)), metadata(std::move(metadata_)),
+      clients(std::move(clients)),
+      mgr_features(feat)
+  {
+  }
+
+  uint64_t get_gid() const { return gid; }
+  entity_addrvec_t get_server_addrs() const { return server_addrs; }
+  bool get_available() const { return available; }
+  const std::string& get_name() const { return name; }
+  const uuid_d& get_fsid() const { return fsid; }
+  const std::map<std::string,std::string>& get_metadata() const {
+    return metadata;
+  }
+  const std::map<std::string,std::string>& get_services() const {
+    return services;
+  }
+  uint64_t get_mgr_features() const { return mgr_features; }
+
+  void set_services(const std::map<std::string, std::string> &svcs)
+  {
+    services = svcs;
+  }
+
+  void set_command_descs(const std::vector<MonCommand> &cmds)
+  {
+    command_descs = cmds;
+  }
+
+  const std::vector<MonCommand> &get_command_descs()
+  {
+    return command_descs;
+  }
+
+  const std::vector<MgrMap::ModuleInfo> &get_available_modules() const
+  {
+    return modules;
+  }
+
+  const auto& get_clients() const
+  {
+    return clients;
+  }
+
+private:
+  ~MMgrBeacon() final {}
+
+public:
+
+  std::string_view get_type_name() const override { return "mgrbeacon"; }
+
+  void print(std::ostream& out) const override {
+    out << get_type_name() << " mgr." << name << "(" << fsid << ","
+	<< gid << ", " << server_addrs << ", " << available
+	<< ")";
+  }
+
+  void encode_payload(uint64_t features) override {
+    header.version = HEAD_VERSION;
+    header.compat_version = COMPAT_VERSION;
+    using ceph::encode;
+    paxos_encode();
+
+    if (!HAVE_FEATURE(features, SERVER_NAUTILUS)) {
+      header.version = 7;
+      header.compat_version = 1;
+      encode(server_addrs.legacy_addr(), payload, features);
+    } else {
+      encode(server_addrs, payload, features);
+    }
+    encode(gid, payload);
+    encode(available, payload);
+    encode(name, payload);
+    encode(fsid, payload);
+
+    // Fill out old-style list of module names (deprecated by
+    // later field of full ModuleInfos)
+    std::set<std::string> module_names;
+    for (const auto &info : modules) {
+      module_names.insert(info.name);
+    }
+    encode(module_names, payload);
+
+    encode(command_descs, payload);
+    encode(metadata, payload);
+    encode(services, payload);
+
+    encode(modules, payload);
+    encode(mgr_features, payload);
+    encode(clients, payload, features);
+  }
+  void decode_payload() override {
+    using ceph::decode;
+    auto p = payload.cbegin();
+    paxos_decode(p);
+    decode(server_addrs, p);  // entity_addr_t for version < 8
+    decode(gid, p);
+    decode(available, p);
+    decode(name, p);
+    if (header.version >= 2) {
+      decode(fsid, p);
+    }
+    if (header.version >= 3) {
+      std::set<std::string> module_name_list;
+      decode(module_name_list, p);
+      // Only need to unpack this field if we won't have the full
+      // ModuleInfo structures added in v7
+      if (header.version < 7) {
+        for (const auto &i : module_name_list) {
+          MgrMap::ModuleInfo info;
+          info.name = i;
+          modules.push_back(std::move(info));
+        }
+      }
+    }
+    if (header.version >= 4) {
+      decode(command_descs, p);
+    }
+    if (header.version >= 5) {
+      decode(metadata, p);
+    }
+    if (header.version >= 6) {
+      decode(services, p);
+    }
+    if (header.version >= 7) {
+      decode(modules, p);
+    }
+    if (header.version >= 9) {
+      decode(mgr_features, p);
+    }
+    if (header.version >= 10) {
+      decode(clients, p);
+    }
+  }
+private:
+  template<class T, typename... Args>
+  friend boost::intrusive_ptr<T> ceph::make_message(Args&&... args);
+};
+
+
+#endif