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1 | // -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*- |
2 | // vim: ts=8 sw=2 smarttab | |
3 | /* | |
4 | * Ceph - scalable distributed file system | |
5 | * | |
6 | * Copyright (C) 2013 Inktank, Inc | |
7 | * | |
8 | * This is free software; you can redistribute it and/or | |
9 | * modify it under the terms of the GNU Lesser General Public | |
10 | * License version 2.1, as published by the Free Software | |
11 | * Foundation. See file COPYING. | |
12 | * | |
13 | */ | |
14 | #ifndef CEPH_MON_DATA_HEALTH_SERVICE_H | |
15 | #define CEPH_MON_DATA_HEALTH_SERVICE_H | |
16 | ||
17 | #include <errno.h> | |
18 | ||
19 | #include "include/types.h" | |
20 | #include "mon/mon_types.h" | |
21 | #include "mon/HealthService.h" | |
22 | #include "common/config.h" | |
23 | #include "global/signal_handler.h" | |
24 | ||
25 | struct MMonHealth; | |
26 | namespace ceph { class Formatter; } | |
27 | ||
28 | ||
29 | class DataHealthService : | |
30 | public HealthService | |
31 | { | |
32 | map<entity_inst_t,DataStats> stats; | |
33 | int last_warned_percent; | |
34 | ||
35 | void handle_tell(MonOpRequestRef op); | |
36 | int update_store_stats(DataStats &ours); | |
37 | int update_stats(); | |
38 | void share_stats(); | |
39 | ||
40 | void force_shutdown() { | |
41 | generic_dout(0) << "** Shutdown via Data Health Service **" << dendl; | |
42 | queue_async_signal(SIGINT); | |
43 | } | |
44 | ||
45 | protected: | |
46 | void service_tick() override; | |
47 | bool service_dispatch_op(MonOpRequestRef op) override; | |
48 | void service_shutdown() override { } | |
49 | ||
50 | void start_epoch() override; | |
51 | void finish_epoch() override { } | |
52 | void cleanup() override { } | |
53 | ||
54 | public: | |
55 | DataHealthService(Monitor *m) : | |
56 | HealthService(m), | |
57 | last_warned_percent(0) | |
58 | { | |
59 | set_update_period(g_conf->mon_health_data_update_interval); | |
60 | } | |
61 | ~DataHealthService() override { } | |
62 | ||
63 | void init() override { | |
64 | generic_dout(20) << "data_health " << __func__ << dendl; | |
65 | start_tick(); | |
66 | } | |
67 | ||
224ce89b WB |
68 | void get_health( |
69 | list<pair<health_status_t,string> >& summary, | |
70 | list<pair<health_status_t,string> > *detail) override; | |
7c673cae FG |
71 | |
72 | int get_type() override { | |
73 | return HealthService::SERVICE_HEALTH_DATA; | |
74 | } | |
75 | ||
76 | string get_name() const override { | |
77 | return "data_health"; | |
78 | } | |
79 | }; | |
80 | ||
81 | #endif /* CEPH_MON_DATA_HEALTH_SERVICE_H */ |