ServeHTTP implements http.Handler
(w http.ResponseWriter, r *http.Request)
| 53 | |
| 54 | // ServeHTTP implements http.Handler |
| 55 | func (f *handler) ServeHTTP(w http.ResponseWriter, r *http.Request) { |
| 56 | defer func() { |
| 57 | _ = r.Body.Close() |
| 58 | }() |
| 59 | |
| 60 | ctx := r.Context() |
| 61 | start := time.Now() |
| 62 | orgID, _ := user.ExtractOrgID(ctx) |
| 63 | traceID, _ := tracing.ExtractTraceID(ctx) |
| 64 | |
| 65 | // add orgid to existing spans |
| 66 | span := trace.SpanFromContext(r.Context()) |
| 67 | if span != nil { |
| 68 | span.SetAttributes(attribute.String("orgID", orgID)) |
| 69 | } |
| 70 | |
| 71 | resp, err := f.roundTripper.RoundTrip(r) |
| 72 | elapsed := time.Since(start) |
| 73 | |
| 74 | logMessage := []interface{}{ |
| 75 | "msg", "query stats", |
| 76 | "tenant", orgID, |
| 77 | "method", r.Method, |
| 78 | "traceID", traceID, |
| 79 | "url", r.URL.RequestURI(), |
| 80 | "duration", elapsed.String(), |
| 81 | } |
| 82 | if len(f.logQueryRequestHeaders) != 0 { |
| 83 | logMessage = append(logMessage, formatRequestHeaders(&r.Header, f.logQueryRequestHeaders)...) |
| 84 | } |
| 85 | |
| 86 | if err != nil { |
| 87 | statusCode := http.StatusInternalServerError |
| 88 | err = writeError(w, err) |
| 89 | logMessage = append( |
| 90 | logMessage, |
| 91 | "status", statusCode, |
| 92 | "error", err.Error(), |
| 93 | "response_size", 0, |
| 94 | ) |
| 95 | level.Info(f.logger).Log(logMessage...) |
| 96 | return |
| 97 | } |
| 98 | |
| 99 | if resp == nil { |
| 100 | statusCode := http.StatusInternalServerError |
| 101 | err = writeError(w, errors.New(NilResponseError)) |
| 102 | logMessage = append( |
| 103 | logMessage, |
| 104 | "status", statusCode, |
| 105 | "err", err.Error(), |
| 106 | "response_size", 0, |
| 107 | ) |
| 108 | level.Info(f.logger).Log(logMessage...) |
| 109 | return |
| 110 | } |
| 111 | |
| 112 | // write headers, status code and body |
nothing calls this directly
no test coverage detected