Line data Source code
1 : /*
2 : * License:
3 : * Copyright (c) 2013-2019 Made to Order Software Corp. All Rights Reserved
4 : *
5 : * https://snapwebsites.org/
6 : * contact@m2osw.com
7 : *
8 : * This program is free software; you can redistribute it and/or modify
9 : * it under the terms of the GNU General Public License as published by
10 : * the Free Software Foundation; either version 2 of the License, or
11 : * (at your option) any later version.
12 : *
13 : * This program is distributed in the hope that it will be useful,
14 : * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 : * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 : * GNU General Public License for more details.
17 : *
18 : * You should have received a copy of the GNU General Public License along
19 : * with this program; if not, write to the Free Software Foundation, Inc.,
20 : * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
21 : *
22 : * Authors:
23 : * Alexis Wilke alexis@m2osw.com
24 : */
25 : #pragma once
26 :
27 :
28 : /** \file
29 : * \brief Severity levels for your log messages.
30 : *
31 : * The severity implementation loads the severity configuration file
32 : * and generates a set of severity levels that one can attach to
33 : * log messages.
34 : */
35 :
36 : // self
37 : //
38 : #include "snaplogger/utils.h"
39 :
40 :
41 : // C++ lib
42 : //
43 : #include <memory>
44 :
45 :
46 : // C lib
47 : //
48 : #include <sys/time.h>
49 :
50 :
51 :
52 : namespace snaplogger
53 : {
54 :
55 :
56 : class message;
57 :
58 :
59 : enum class severity_t
60 : {
61 : SEVERITY_ALL = 0,
62 : SEVERITY_TRACE = 10,
63 : SEVERITY_DEBUG = 20,
64 : SEVERITY_NOTICE = 30,
65 : SEVERITY_UNIMPORTANT = 40,
66 : SEVERITY_INFORMATION = 50,
67 : SEVERITY_IMPORTANT = 60,
68 : SEVERITY_MINOR = 70,
69 : SEVERITY_DEPRECATED = 80,
70 : SEVERITY_WARNING = 100,
71 : SEVERITY_MAJOR = 150,
72 : SEVERITY_RECOVERABLE_ERROR = 190,
73 : SEVERITY_ERROR = 200,
74 : SEVERITY_CRITICAL = 210,
75 : SEVERITY_ALERT = 220,
76 : SEVERITY_EMERGENCY = 230,
77 : SEVERITY_FATAL = 250,
78 : SEVERITY_OFF = 255,
79 :
80 : SEVERITY_DEFAULT = SEVERITY_INFORMATION,
81 : SEVERITY_MIN = SEVERITY_ALL,
82 : SEVERITY_MAX = SEVERITY_OFF
83 : };
84 :
85 :
86 :
87 :
88 0 : class severity
89 : {
90 : public:
91 : typedef std::shared_ptr<severity> pointer_t;
92 :
93 : severity(severity_t sev, std::string const & name, bool system = false);
94 :
95 : severity_t get_severity() const;
96 : bool is_system() const;
97 :
98 : std::string get_name() const;
99 : string_vector_t get_all_names() const;
100 :
101 : void add_alias(std::string const & name);
102 : string_vector_t get_aliases() const;
103 :
104 : void set_description(std::string const & description);
105 : std::string get_description() const;
106 :
107 : void set_styles(std::string const & color);
108 : std::string get_styles() const;
109 :
110 : private:
111 : severity_t const f_severity;
112 : string_vector_t f_names = string_vector_t();
113 : bool const f_system;
114 : std::string f_description = std::string();
115 : std::string f_styles = std::string();
116 : };
117 :
118 :
119 : void add_severity(severity::pointer_t sev);
120 : severity::pointer_t get_severity(std::string const & name);
121 : severity::pointer_t get_severity(message const & msg, std::string const & name);
122 : severity::pointer_t get_severity(severity_t sev);
123 : severity::pointer_t get_severity(message const & msg, severity_t sev);
124 :
125 : template<typename CharT, typename Traits>
126 : inline std::basic_ostream<CharT, Traits> &
127 : operator << (std::basic_ostream<CharT, Traits> & os, severity_t sev)
128 : {
129 : severity::pointer_t s(get_severity(sev));
130 : if(s == nullptr)
131 : {
132 : os << "(unknown severity: "
133 : << static_cast<int>(sev)
134 : << ")";
135 : }
136 : else
137 : {
138 : os << s->get_name();
139 : }
140 : return os;
141 : }
142 :
143 :
144 :
145 : } // snaplogger namespace
146 : // vim: ts=4 sw=4 et
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