76 lines
2.0 KiB
Go
76 lines
2.0 KiB
Go
package git
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import (
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"net/http"
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"strconv"
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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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"gitlab.com/gitlab-org/gitlab/workhorse/internal/helper"
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)
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const (
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directionIn = "in"
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directionOut = "out"
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)
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var (
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gitHTTPSessionsActive = promauto.NewGauge(prometheus.GaugeOpts{
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Name: "gitlab_workhorse_git_http_sessions_active",
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Help: "Number of Git HTTP request-response cycles currently being handled by gitlab-workhorse.",
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})
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gitHTTPRequests = promauto.NewCounterVec(
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prometheus.CounterOpts{
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Name: "gitlab_workhorse_git_http_requests",
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Help: "How many Git HTTP requests have been processed by gitlab-workhorse, partitioned by request type and agent.",
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},
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[]string{"method", "code", "service", "agent"},
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)
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gitHTTPBytes = promauto.NewCounterVec(
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prometheus.CounterOpts{
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Name: "gitlab_workhorse_git_http_bytes",
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Help: "How many Git HTTP bytes have been sent by gitlab-workhorse, partitioned by request type, agent and direction.",
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},
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[]string{"method", "code", "service", "agent", "direction"},
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)
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)
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type HttpResponseWriter struct {
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helper.CountingResponseWriter
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}
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func NewHttpResponseWriter(rw http.ResponseWriter) *HttpResponseWriter {
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gitHTTPSessionsActive.Inc()
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return &HttpResponseWriter{
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CountingResponseWriter: helper.NewCountingResponseWriter(rw),
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}
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}
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func (w *HttpResponseWriter) Log(r *http.Request, writtenIn int64) {
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service := getService(r)
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agent := getRequestAgent(r)
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gitHTTPSessionsActive.Dec()
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gitHTTPRequests.WithLabelValues(r.Method, strconv.Itoa(w.Status()), service, agent).Inc()
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gitHTTPBytes.WithLabelValues(r.Method, strconv.Itoa(w.Status()), service, agent, directionIn).
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Add(float64(writtenIn))
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gitHTTPBytes.WithLabelValues(r.Method, strconv.Itoa(w.Status()), service, agent, directionOut).
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Add(float64(w.Count()))
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}
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func getRequestAgent(r *http.Request) string {
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u, _, ok := r.BasicAuth()
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if !ok {
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return "anonymous"
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}
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if u == "gitlab-ci-token" {
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return "gitlab-ci"
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}
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return "logged"
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}
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