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-rw-r--r--src/mon/ConfigMonitor.h56
1 files changed, 56 insertions, 0 deletions
diff --git a/src/mon/ConfigMonitor.h b/src/mon/ConfigMonitor.h
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+++ b/src/mon/ConfigMonitor.h
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+// -*- 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();
+};