Adding upstream version 14.2.21.upstream/14.2.21upstream

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

1 files changed, 56 insertions, 0 deletions

diff --git a/src/mon/ConfigMonitor.h b/src/mon/ConfigMonitor.h
new file mode 100644
index 00000000..d46d8b9d
--- /dev/null
+++ b/src/mon/ConfigMonitor.h
@@ -0,0 +1,56 @@
+// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
+// vim: ts=8 sw=2 smarttab
+
+#pragma once
+
+#include <boost/optional.hpp>
+
+#include "ConfigMap.h"
+#include "mon/PaxosService.h"
+
+class MonSession;
+
+class ConfigMonitor : public PaxosService
+{
+  version_t version = 0;
+  ConfigMap config_map;
+  map<string,boost::optional<bufferlist>> pending;
+  string pending_description;
+  map<string,boost::optional<bufferlist>> pending_cleanup;
+
+  map<string,bufferlist> current;
+
+public:
+  ConfigMonitor(Monitor *m, Paxos *p, const 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();
+};