1package metrics

2

3import (

4 "sync/atomic"

5

6 "github.com/prometheus/client_golang/prometheus"

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

8)

9

10var metricPanic = promauto.NewCounterVec(

11 prometheus.CounterOpts{

12 Name: "mox_panic_total",

13 Help: "Number of unhandled panics, by package.",

14 },

15 []string{

16 "pkg",

17 },

18)

19

20type Panic string

21

22const (

23 Ctl Panic = "ctl"

24 Import Panic = "import"

25 Serve Panic = "serve"

26 Imapserver Panic = "imapserver"

27 Dmarcdb Panic = "dmarcdb"

28 Mtastsdb Panic = "mtastsdb"

29 Queue Panic = "queue"

30 Smtpclient Panic = "smtpclient"

31 Smtpserver Panic = "smtpserver"

32 Tlsrptdb Panic = "tlsrptdb"

33 Dkimverify Panic = "dkimverify"

34 Spfverify Panic = "spfverify"

35 Upgradethreads Panic = "upgradethreads"

36 Importmanage Panic = "importmanage"

37 Importmessages Panic = "importmessages"

38 Store Panic = "store"

39 Webadmin Panic = "webadmin"

40 Webapi Panic = "webapi"

41 Webmailsendevent Panic = "webmailsendevent"

42 Webmail Panic = "webmail"

43 Webmailrequest Panic = "webmailrequest"

44 Webmailquery Panic = "webmailquery"

45 Webmailhandle Panic = "webmailhandle"

46)

47

48func init() {

49 // Ensure the panic counts are initialized to 0, so the query for change also picks

50 // up the first panic.

51 names := []Panic{

52 Ctl,

53 Import,

54 Serve,

55 Imapserver,

56 Mtastsdb,

57 Queue,

58 Smtpclient,

59 Smtpserver,

60 Dkimverify,

61 Spfverify,

62 Upgradethreads,

63 Importmanage,

64 Importmessages,

65 Webadmin,

66 Webmailsendevent,

67 Webmail,

68 Webmailrequest,

69 Webmailquery,

70 Webmailhandle,

71 }

72 for _, name := range names {

73 metricPanic.WithLabelValues(string(name)).Add(0)

74 }

75}

76

77var Panics atomic.Int64

78

79func PanicInc(name Panic) {

80 Panics.Add(1)

81 metricPanic.WithLabelValues(string(name)).Inc()

82}

83