1package metrics

2

3import (

4 "github.com/prometheus/client_golang/prometheus"

5 "github.com/prometheus/client_golang/prometheus/promauto"

6)

7

8var (

9 metricAuth = promauto.NewCounterVec(

10 prometheus.CounterOpts{

11 Name: "mox_authentication_total",

12 Help: "Authentication attempts and results.",

13 },

14 []string{

15 "kind", // submission, imap, webmail, webaccount, webadmin (formerly httpaccount, httpadmin)

16 "variant", // login, plain, scram-sha-256, scram-sha-1, cram-md5, weblogin, websessionuse. formerly: httpbasic.

17 // todo: we currently only use badcreds, but known baduser can be helpful

18 "result", // ok, baduser, badpassword, badcreds, error, aborted

19 },

20 )

21

22 metricAuthRatelimited = promauto.NewCounterVec(

23 prometheus.CounterOpts{

24 Name: "mox_authentication_ratelimited_total",

25 Help: "Authentication attempts that were refused due to rate limiting.",

26 },

27 []string{

28 "kind", // submission, imap, httpaccount, httpadmin

29 },

30 )

31)

32

33func AuthenticationInc(kind, variant, result string) {

34 metricAuth.WithLabelValues(kind, variant, result).Inc()

35}

36

37func AuthenticationRatelimitedInc(kind string) {

38 metricAuthRatelimited.WithLabelValues(kind).Inc()

39}

40