maddy

 1/*
 2Maddy Mail Server - Composable all-in-one email server.
 3Copyright © 2019-2020 Max Mazurov <fox.cpp@disroot.org>, Maddy Mail Server contributors
 4
 5This program is free software: you can redistribute it and/or modify
 6it under the terms of the GNU General Public License as published by
 7the Free Software Foundation, either version 3 of the License, or
 8(at your option) any later version.
 9
10This program is distributed in the hope that it will be useful,
11but WITHOUT ANY WARRANTY; without even the implied warranty of
12MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
13GNU General Public License for more details.
14
15You should have received a copy of the GNU General Public License
16along with this program.  If not, see <https://www.gnu.org/licenses/>.
17*/
18
19package smtp
20
21import "github.com/prometheus/client_golang/prometheus"
22
23var (
24	startedSMTPTransactions = prometheus.NewCounterVec(
25		prometheus.CounterOpts{
26			Namespace: "maddy",
27			Subsystem: "smtp",
28			Name:      "started_transactions",
29			Help:      "Amount of SMTP trasanactions started",
30		},
31		[]string{"module"},
32	)
33	completedSMTPTransactions = prometheus.NewCounterVec(
34		prometheus.CounterOpts{
35			Namespace: "maddy",
36			Subsystem: "smtp",
37			Name:      "smtp_completed_transactions",
38			Help:      "Amount of SMTP trasanactions successfully completed",
39		},
40		[]string{"module"},
41	)
42	abortedSMTPTransactions = prometheus.NewCounterVec(
43		prometheus.CounterOpts{
44			Namespace: "maddy",
45			Subsystem: "smtp",
46			Name:      "aborted_transactions",
47			Help:      "Amount of SMTP trasanactions aborted",
48		},
49		[]string{"module"},
50	)
51
52	ratelimitDefers = prometheus.NewCounterVec(
53		prometheus.CounterOpts{
54			Namespace: "maddy",
55			Subsystem: "smtp",
56			Name:      "ratelimit_deferred",
57			Help:      "Messages rejected with 4xx code due to ratelimiting",
58		},
59		[]string{"module"},
60	)
61	failedLogins = prometheus.NewCounterVec(
62		prometheus.CounterOpts{
63			Namespace: "maddy",
64			Subsystem: "smtp",
65			Name:      "failed_logins",
66			Help:      "AUTH command failures",
67		},
68		[]string{"module"},
69	)
70	failedCmds = prometheus.NewCounterVec(
71		prometheus.CounterOpts{
72			Namespace: "maddy",
73			Subsystem: "smtp",
74			Name:      "failed_commands",
75			Help:      "Failed transaction commands (MAIL, RCPT, DATA)",
76		},
77		[]string{"module", "command", "smtp_code", "smtp_enchcode"},
78	)
79)
80
81func init() {
82	prometheus.MustRegister(startedSMTPTransactions)
83	prometheus.MustRegister(completedSMTPTransactions)
84	prometheus.MustRegister(abortedSMTPTransactions)
85	prometheus.MustRegister(ratelimitDefers)
86	prometheus.MustRegister(failedCmds)
87}