Source file `internal_event_config.ml`

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
(*****************************************************************************)
(*                                                                           *)
(* Open Source License                                                       *)
(* Copyright (c) 2018 Dynamic Ledger Solutions, Inc. <contact@tezos.com>     *)
(*                                                                           *)
(* Permission is hereby granted, free of charge, to any person obtaining a   *)
(* copy of this software and associated documentation files (the "Software"),*)
(* to deal in the Software without restriction, including without limitation *)
(* the rights to use, copy, modify, merge, publish, distribute, sublicense,  *)
(* and/or sell copies of the Software, and to permit persons to whom the     *)
(* Software is furnished to do so, subject to the following conditions:      *)
(*                                                                           *)
(* The above copyright notice and this permission notice shall be included   *)
(* in all copies or substantial portions of the Software.                    *)
(*                                                                           *)
(* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR*)
(* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,  *)
(* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL   *)
(* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER*)
(* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING   *)
(* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER       *)
(* DEALINGS IN THE SOFTWARE.                                                 *)
(*                                                                           *)
(*****************************************************************************)

open Error_monad

type t = {active_sinks : Uri.t list}

let make_section_prefix ~pattern level =
  Format.sprintf "%s:%s" pattern (Internal_event.Level.to_string level)

let make_config_uri ?level ?daily_logs ?create_dirs ?format ?chmod ?with_pid
    ?colors ?fresh ?(section_prefixes = []) kind =
  let scheme, path =
    match kind with
    | `Stdout -> ("file-descriptor-stdout", None)
    | `Stderr -> ("file-descriptor-stderr", None)
    | `Path path -> ("file-descriptor-path", Some path)
    | `Null -> ("file-descriptor-null", None)
    | `Syslog str -> ("file-descriptor-" ^ str, None)
  in
  let add prop str v conf =
    match v with Some c -> (prop, [str c]) :: conf | None -> conf
  in
  let make_section_prefixes sp =
    List.map (fun (pattern, lvl) -> make_section_prefix ~pattern lvl) sp
    |> List.map (fun p -> ("section-prefix", [p]))
  in
  let bool = Format.sprintf "%B" in
  Uri.make
    ?path
    ~scheme
    ~query:
      (make_section_prefixes section_prefixes
      |> add "format" Fun.id format
      |> add "level-at-least" Internal_event.Level.to_string level
      |> add "create-dirs" bool create_dirs
      |> add "daily-logs" string_of_int daily_logs
      |> add "fresh" bool fresh |> add "colors" bool colors
      |> add "chmod" string_of_int chmod
      |> add "with_pid" bool with_pid)
    ()

let short_stdout_uri = make_config_uri ~format:"pp-short" ~level:Notice `Stdout

let stdout = {active_sinks = [short_stdout_uri]}

let empty = {active_sinks = []}

let is_empty {active_sinks} = active_sinks = []

let make_custom active_sinks = {active_sinks}

let encoding =
  let open Data_encoding in
  let object_1 key_name =
    obj1
      (dft
         key_name
         ~description:"List of URIs to activate/configure sinks."
         (list string)
         [])
  in
  union
    [
      case
        ~title:"Active-Sinks"
        ~description:"List of sinks to make sure are activated."
        (Tag 0)
        (object_1 "active_sinks")
        (fun {active_sinks} -> Some (List.map Uri.to_string active_sinks))
        (fun active_sinks ->
          {active_sinks = List.map Uri.of_string active_sinks});
      case
        ~title:"Active-Sinks-Deprecated"
        ~description:
          "List of sinks to make sure are activated, deprecated \
           backwards-compatibility encoding."
        (Tag 1)
        (object_1 "activate")
        (fun {active_sinks = _} -> None)
        (* (fun {active_sinks} -> Some (List.map Uri.to_string active_sinks)) *)
          (fun active_sinks ->
          {active_sinks = List.map Uri.of_string active_sinks});
    ]

let apply {active_sinks} =
  List.iter_es Internal_event.All_sinks.activate active_sinks

let reapply config =
  let open Lwt_result_syntax in
  let except u = u = short_stdout_uri in
  let* () = Internal_event.All_sinks.close ~except () in
  apply config