1 files changed, 58 insertions, 0 deletions
diff --git a/src/mon/ConfigMonitor.h b/src/mon/ConfigMonitor.h
new file mode 100644
index 000000000..263bdb7a4
--- /dev/null
+++ b/src/mon/ConfigMonitor.h
@@ -0,0 +1,58 @@
+// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
+// vim: ts=8 sw=2 smarttab
+
+#pragma once
+
+#include <optional>
+
+#include "ConfigMap.h"
+#include "mon/PaxosService.h"
+
+class MonSession;
+
+class ConfigMonitor : public PaxosService
+{
+  version_t version = 0;
+  ConfigMap config_map;
+  std::map<std::string,std::optional<ceph::buffer::list>> pending;
+  std::string pending_description;
+  std::map<std::string,std::optional<ceph::buffer::list>> pending_cleanup;
+
+  std::map<std::string,ceph::buffer::list> current;
+
+  void encode_pending_to_kvmon();
+
+public:
+  ConfigMonitor(Monitor &m, Paxos &p, const std::string& service_name);
+
+  void init() override;
+
+  void load_config();
+  void load_changeset(version_t v, ConfigChangeSet *ch);
+
+  bool preprocess_query(MonOpRequestRef op) override;
+  bool prepare_update(MonOpRequestRef op) override;
+
+  bool preprocess_command(MonOpRequestRef op);
+  bool prepare_command(MonOpRequestRef op);
+
+  void handle_get_config(MonOpRequestRef op);
+
+  void create_initial() override;
+  void update_from_paxos(bool *need_bootstrap) override;
+  void create_pending() override;
+  void encode_pending(MonitorDBStore::TransactionRef t) override;
+  version_t get_trim_to() const override;
+
+  void encode_full(MonitorDBStore::TransactionRef t) override { }
+
+  void on_active() override;
+  void tick() override;
+
+  bool refresh_config(MonSession *s);
+  bool maybe_send_config(MonSession *s);
+  void send_config(MonSession *s);
+  void check_sub(MonSession *s);
+  void check_sub(Subscription *sub);
+  void check_all_subs();
+};