mirror of
https://github.com/mjl-/mox.git
synced 2024-12-26 08:23:48 +03:00
266 lines
7.4 KiB
Go
266 lines
7.4 KiB
Go
package main
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import (
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"context"
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"errors"
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"fmt"
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"log/slog"
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"os"
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"time"
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"github.com/prometheus/client_golang/prometheus"
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"github.com/prometheus/client_golang/prometheus/promauto"
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"github.com/mjl-/mox/dane"
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"github.com/mjl-/mox/dkim"
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"github.com/mjl-/mox/dmarc"
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"github.com/mjl-/mox/dns"
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"github.com/mjl-/mox/dnsbl"
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"github.com/mjl-/mox/iprev"
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"github.com/mjl-/mox/metrics"
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"github.com/mjl-/mox/mlog"
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"github.com/mjl-/mox/mtasts"
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"github.com/mjl-/mox/smtpclient"
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"github.com/mjl-/mox/spf"
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"github.com/mjl-/mox/subjectpass"
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"github.com/mjl-/mox/tlsrpt"
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"github.com/mjl-/mox/updates"
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)
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var metricHTTPClient = promauto.NewHistogramVec(
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prometheus.HistogramOpts{
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Name: "mox_httpclient_request_duration_seconds",
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Help: "HTTP requests lookups.",
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Buckets: []float64{0.01, 0.05, 0.100, 0.5, 1, 5, 10, 20, 30},
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},
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[]string{
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"pkg",
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"method",
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"code",
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"result",
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},
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)
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// httpClientObserve tracks the result of an HTTP transaction in a metric, and
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// logs the result.
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func httpClientObserve(ctx context.Context, elog *slog.Logger, pkg, method string, statusCode int, err error, start time.Time) {
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log := mlog.New("metrics", elog)
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var result string
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switch {
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case err == nil:
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switch statusCode / 100 {
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case 2:
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result = "ok"
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case 4:
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result = "usererror"
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case 5:
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result = "servererror"
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default:
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result = "other"
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}
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case errors.Is(err, os.ErrDeadlineExceeded) || errors.Is(err, context.DeadlineExceeded):
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result = "timeout"
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case errors.Is(err, context.Canceled):
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result = "canceled"
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default:
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result = "error"
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}
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metricHTTPClient.WithLabelValues(pkg, method, result, fmt.Sprintf("%d", statusCode)).Observe(float64(time.Since(start)) / float64(time.Second))
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log.Debugx("httpclient result", err,
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slog.String("pkg", pkg),
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slog.String("method", method),
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slog.Int("code", statusCode),
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slog.Duration("duration", time.Since(start)))
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}
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func init() {
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dane.MetricVerify = promauto.NewCounter(
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prometheus.CounterOpts{
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Name: "mox_dane_verify_total",
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Help: "Total number of DANE verification attempts, including mox_dane_verify_errors_total.",
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},
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)
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dane.MetricVerifyErrors = promauto.NewCounter(
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prometheus.CounterOpts{
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Name: "mox_dane_verify_errors_total",
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Help: "Total number of DANE verification failures, causing connections to fail.",
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},
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)
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dkim.MetricSign = counterVec{promauto.NewCounterVec(
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prometheus.CounterOpts{
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Name: "mox_dkim_sign_total",
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Help: "DKIM messages signings, label key is the type of key, rsa or ed25519.",
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},
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[]string{
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"key",
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},
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)}
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dkim.MetricVerify = histogramVec{
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promauto.NewHistogramVec(
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prometheus.HistogramOpts{
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Name: "mox_dkim_verify_duration_seconds",
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Help: "DKIM verify, including lookup, duration and result.",
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Buckets: []float64{0.001, 0.005, 0.01, 0.05, 0.100, 0.5, 1, 5, 10, 20},
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},
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[]string{
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"algorithm",
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"status",
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},
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),
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}
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dmarc.MetricVerify = histogramVec{promauto.NewHistogramVec(
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prometheus.HistogramOpts{
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Name: "mox_dmarc_verify_duration_seconds",
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Help: "DMARC verify, including lookup, duration and result.",
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Buckets: []float64{0.001, 0.005, 0.01, 0.05, 0.100, 0.5, 1, 5, 10, 20},
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},
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[]string{
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"status",
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"reject", // yes/no
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"use", // yes/no, if policy is used after random selection
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},
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)}
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dns.MetricLookup = histogramVec{
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promauto.NewHistogramVec(
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prometheus.HistogramOpts{
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Name: "mox_dns_lookup_duration_seconds",
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Help: "DNS lookups.",
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Buckets: []float64{0.001, 0.005, 0.01, 0.05, 0.100, 0.5, 1, 5, 10, 20, 30},
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},
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[]string{
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"pkg",
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"type", // Lower-case Resolver method name without leading Lookup.
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"result", // ok, nxdomain, temporary, timeout, canceled, error
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},
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),
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}
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dnsbl.MetricLookup = histogramVec{promauto.NewHistogramVec(
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prometheus.HistogramOpts{
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Name: "mox_dnsbl_lookup_duration_seconds",
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Help: "DNSBL lookup",
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Buckets: []float64{0.001, 0.005, 0.01, 0.05, 0.100, 0.5, 1, 5, 10, 20},
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},
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[]string{
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"zone",
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"status",
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},
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)}
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iprev.MetricIPRev = histogramVec{promauto.NewHistogramVec(
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prometheus.HistogramOpts{
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Name: "mox_iprev_lookup_total",
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Help: "Number of iprev lookups.",
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Buckets: []float64{0.001, 0.005, 0.01, 0.05, 0.100, 0.5, 1, 5, 10, 20, 30},
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},
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[]string{"status"},
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)}
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mtasts.MetricGet = histogramVec{promauto.NewHistogramVec(
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prometheus.HistogramOpts{
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Name: "mox_mtasts_get_duration_seconds",
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Help: "MTA-STS get of policy, including lookup, duration and result.",
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Buckets: []float64{0.01, 0.05, 0.100, 0.5, 1, 5, 10, 20},
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},
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[]string{
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"result", // ok, lookuperror, fetcherror
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},
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)}
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mtasts.HTTPClientObserve = httpClientObserve
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smtpclient.MetricCommands = histogramVec{promauto.NewHistogramVec(
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prometheus.HistogramOpts{
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Name: "mox_smtpclient_command_duration_seconds",
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Help: "SMTP client command duration and result codes in seconds.",
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Buckets: []float64{0.001, 0.005, 0.01, 0.05, 0.100, 0.5, 1, 5, 10, 20, 30, 60, 120},
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},
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[]string{
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"cmd",
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"code",
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"secode",
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},
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)}
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smtpclient.MetricTLSRequiredNoIgnored = counterVec{promauto.NewCounterVec(
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prometheus.CounterOpts{
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Name: "mox_smtpclient_tlsrequiredno_ignored_total",
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Help: "Connection attempts with TLS policy findings ignored due to message with TLS-Required: No header. Does not cover case where TLS certificate cannot be PKIX-verified.",
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},
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[]string{
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"ignored", // daneverification (no matching tlsa record)
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},
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)}
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smtpclient.MetricPanicInc = func() {
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metrics.PanicInc(metrics.Smtpclient)
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}
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spf.MetricVerify = histogramVec{promauto.NewHistogramVec(
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prometheus.HistogramOpts{
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Name: "mox_spf_verify_duration_seconds",
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Help: "SPF verify, including lookup, duration and result.",
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Buckets: []float64{0.001, 0.005, 0.01, 0.05, 0.100, 0.5, 1, 5, 10, 20},
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},
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[]string{
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"status",
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},
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)}
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subjectpass.MetricGenerate = promauto.NewCounter(
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prometheus.CounterOpts{
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Name: "mox_subjectpass_generate_total",
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Help: "Number of generated subjectpass challenges.",
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},
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)
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subjectpass.MetricVerify = counterVec{promauto.NewCounterVec(
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prometheus.CounterOpts{
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Name: "mox_subjectpass_verify_total",
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Help: "Number of subjectpass verifications.",
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},
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[]string{
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"result", // ok, fail
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},
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)}
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tlsrpt.MetricLookup = histogramVec{promauto.NewHistogramVec(
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prometheus.HistogramOpts{
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Name: "mox_tlsrpt_lookup_duration_seconds",
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Help: "TLSRPT lookups with result.",
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Buckets: []float64{0.001, 0.005, 0.01, 0.05, 0.100, 0.5, 1, 5, 10, 20, 30},
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},
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[]string{"result"},
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)}
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updates.MetricLookup = histogramVec{promauto.NewHistogramVec(
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prometheus.HistogramOpts{
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Name: "mox_updates_lookup_duration_seconds",
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Help: "Updates lookup with result.",
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Buckets: []float64{0.001, 0.005, 0.01, 0.05, 0.100, 0.5, 1, 5, 10, 20, 30},
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},
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[]string{"result"},
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)}
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updates.MetricFetchChangelog = histogramVec{promauto.NewHistogramVec(
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prometheus.HistogramOpts{
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Name: "mox_updates_fetchchangelog_duration_seconds",
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Help: "Fetch changelog with result.",
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Buckets: []float64{0.001, 0.005, 0.01, 0.05, 0.100, 0.5, 1, 5, 10, 20, 30},
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},
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[]string{"result"},
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)}
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}
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type counterVec struct {
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*prometheus.CounterVec
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}
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func (m counterVec) IncLabels(labels ...string) {
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m.CounterVec.WithLabelValues(labels...).Inc()
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}
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type histogramVec struct {
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*prometheus.HistogramVec
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}
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func (m histogramVec) ObserveLabels(v float64, labels ...string) {
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m.HistogramVec.WithLabelValues(labels...).Observe(v)
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}
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