./ct_report/coverage/mongoose_instrument_hooks.COVER.html

1 -module(mongoose_instrument_hooks).
2
3 -export([set_up/2, tear_down/2, execute/2]).
4
5 -include("mongoose.hrl").
6
7 -spec set_up(gen_hook:hook_name(), gen_hook:hook_tag()) -> ok.
8 set_up(HookName, Tag) ->
9 27147 case is_instrumented(HookName) of
10 true ->
11 18003 EventName = event_name(HookName),
12 18003 persistent_term:put({?MODULE, HookName}, EventName),
13 18003 try
14 18003 mongoose_instrument:set_up(EventName, labels(Tag), #{metrics => #{count => spiral}})
15 catch
16 error:#{what := inconsistent_labels} ->
17 
:-(
 log_tag_error(HookName, Tag)
18 end;
19 false ->
20 9144 ok
21 end.
22
23 -spec log_tag_error(gen_hook:hook_name(), gen_hook:hook_tag()) -> ok.
24 log_tag_error(HookName, Tag) ->
25 
:-(
 ?LOG_ERROR(#{what => inconsistent_hook_handler_tags,
26 text => <<"A single hook should not have both global and host-type handlers. "
27 "Instrumentation is not set up.">>,
28 
:-(
 hook_name => HookName, tag => Tag}).
29
30 -spec tear_down(gen_hook:hook_name(), gen_hook:hook_tag()) -> ok.
31 tear_down(HookName, Tag) ->
32 16705 case is_instrumented(HookName) of
33 true ->
34 13665 EventName = event_name(HookName),
35 13665 mongoose_instrument:tear_down(EventName, labels(Tag)),
36 13665 persistent_term:erase({?MODULE, HookName});
37 false ->
38 3040 ok
39 end.
40
41 -spec execute(gen_hook:hook_name(), gen_hook:hook_tag()) -> ok.
42 execute(HookName, Tag) ->
43 392085 case is_instrumented(HookName) of
44 true ->
45 179194 try persistent_term:get({?MODULE, HookName}) of
46 EventName ->
47 148553 mongoose_instrument:execute(EventName, labels(Tag), #{count => 1})
48 catch error:badarg ->
49 30641 ok % no handlers registered for this hook
50 end;
51 false ->
52 212891 ok
53 end.
54
55 -spec event_name(gen_hook:hook_name()) -> mongoose_instrument:event_name().
56 event_name(HookName) ->
57 31668 list_to_atom("hook_" ++ atom_to_list(HookName)).
58
59 -spec labels(gen_hook:hook_tag()) -> mongoose_instrument:labels().
60 102 labels(global) -> #{};
61 180119 labels(HostType) -> #{host_type => HostType}.
62
63 -spec is_instrumented(gen_hook:hook_name()) -> boolean().
64 6899 is_instrumented(sm_register_connection) -> false;
65 6550 is_instrumented(sm_remove_connection) -> false;
66 573 is_instrumented(auth_failed) -> false;
67 22351 is_instrumented(user_send_packet) -> false;
68 5169 is_instrumented(user_send_message) -> false;
69 7493 is_instrumented(user_send_presence) -> false;
70 2412 is_instrumented(user_send_iq) -> false;
71 40994 is_instrumented(user_receive_packet) -> false;
72 14873 is_instrumented(user_receive_message) -> false;
73 15455 is_instrumented(user_receive_presence) -> false;
74 8743 is_instrumented(user_receive_iq) -> false;
75 540 is_instrumented(xmpp_bounce_message) -> false;
76 581 is_instrumented(xmpp_stanza_dropped) -> false;
77 60175 is_instrumented(xmpp_send_element) -> false;
78 932 is_instrumented(roster_get) -> false;
79 
:-(
 is_instrumented(roster_set) -> false;
80 
:-(
 is_instrumented(roster_push) -> false;
81 6115 is_instrumented(register_user) -> false;
82 6084 is_instrumented(remove_user) -> false;
83 570 is_instrumented(privacy_iq_get) -> false;
84 647 is_instrumented(privacy_iq_set) -> false;
85 3962 is_instrumented(privacy_check_packet) -> false;
86 287 is_instrumented(mam_get_prefs) -> false;
87 434 is_instrumented(mam_set_prefs) -> false;
88 634 is_instrumented(mam_remove_archive) -> false;
89 7921 is_instrumented(mam_archive_message) -> false;
90 78 is_instrumented(mam_muc_get_prefs) -> false;
91 225 is_instrumented(mam_muc_set_prefs) -> false;
92 762 is_instrumented(mam_muc_remove_archive) -> false;
93 625 is_instrumented(mam_muc_lookup_messages) -> false;
94 2991 is_instrumented(mam_muc_archive_message) -> false;
95 210862 is_instrumented(_) -> true.
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