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, 75 insertions, 0 deletions

diff --git a/src/mon/HealthMonitor.h b/src/mon/HealthMonitor.h
new file mode 100644
index 000000000..c0e79d033
--- /dev/null
+++ b/src/mon/HealthMonitor.h
@@ -0,0 +1,75 @@
+// -*- 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) 2013 Inktank, Inc
+ *
+ * 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_HEALTH_MONITOR_H
+#define CEPH_HEALTH_MONITOR_H
+
+#include "mon/PaxosService.h"
+
+class HealthMonitor : public PaxosService
+{
+  version_t version = 0;
+  std::map<int,health_check_map_t> quorum_checks;  // for each quorum member
+  health_check_map_t leader_checks;           // leader only
+  std::map<std::string,health_mute_t> mutes;
+
+  std::map<std::string,health_mute_t> pending_mutes;
+
+public:
+  HealthMonitor(Monitor &m, Paxos &p, const std::string& service_name);
+
+  /**
+   * @defgroup HealthMonitor_Inherited_h Inherited abstract methods
+   * @{
+   */
+  void init() override;
+
+  bool preprocess_query(MonOpRequestRef op) override;
+  bool prepare_update(MonOpRequestRef op) override;
+
+  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 tick() override;
+
+  void gather_all_health_checks(health_check_map_t *all);
+  health_status_t get_health_status(
+    bool want_detail,
+    ceph::Formatter *f,
+    std::string *plain,
+    const char *sep1 = " ",
+    const char *sep2 = "; ");
+
+  /**
+   * @} // HealthMonitor_Inherited_h
+   */
+private:
+  bool preprocess_command(MonOpRequestRef op);
+
+  bool prepare_command(MonOpRequestRef op);
+  bool prepare_health_checks(MonOpRequestRef op);
+  void check_for_older_version(health_check_map_t *checks);
+  void check_for_mon_down(health_check_map_t *checks);
+  void check_for_clock_skew(health_check_map_t *checks);
+  void check_if_msgr2_enabled(health_check_map_t *checks);
+  bool check_leader_health();
+  bool check_member_health();
+  bool check_mutes();
+};
+
+#endif // CEPH_HEALTH_MONITOR_H