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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,76 @@ | ||
| package logging | ||
|
|
||
| import ( | ||
| gorillaHandlers "github.com/gorilla/handlers" | ||
| "go.uber.org/zap" | ||
| "io" | ||
| "net" | ||
| "net/http" | ||
| "net/url" | ||
| "strconv" | ||
| "time" | ||
| ) | ||
|
|
||
| type LogWriter struct { | ||
| logger *zap.SugaredLogger | ||
| } | ||
|
|
||
| func GetLogWriter(logger *zap.SugaredLogger) LogWriter { | ||
| return LogWriter{ | ||
| logger: logger, | ||
| } | ||
| } | ||
|
|
||
| func (l LogWriter) Write(p []byte) (n int, err error) { | ||
| l.logger.Info(string(p)) | ||
| return len(p), nil | ||
| } | ||
|
|
||
| // buildCommonLogLine builds a log entry for req in Apache Common Log Format. | ||
| // ts is the timestamp with which the entry should be logged. | ||
| // status and size are used to provide the response HTTP status and size. | ||
| func buildCommonLogLine(req *http.Request, url url.URL, ts time.Time, status int, size int) []byte { | ||
| username := "-" | ||
| if url.User != nil { | ||
| if name := url.User.Username(); name != "" { | ||
| username = name | ||
| } | ||
| } | ||
|
|
||
| host, _, err := net.SplitHostPort(req.RemoteAddr) | ||
| if err != nil { | ||
| host = req.RemoteAddr | ||
| } | ||
|
|
||
| uri := req.RequestURI | ||
|
|
||
| // Requests using the CONNECT method over HTTP/2.0 must use | ||
| // the authority field (aka r.Host) to identify the target. | ||
| // Refer: https://httpwg.github.io/specs/rfc7540.html#CONNECT | ||
| if req.ProtoMajor == 2 && req.Method == "CONNECT" { | ||
| uri = req.Host | ||
| } | ||
| if uri == "" { | ||
| uri = url.RequestURI() | ||
| } | ||
|
|
||
| buf := make([]byte, 0, 3*(len(host)+len(username)+len(req.Method)+len(uri)+len(req.Proto)+50)/2) | ||
| buf = append(buf, host...) | ||
| buf = append(buf, " - "...) | ||
| buf = append(buf, username...) | ||
| buf = append(buf, ` "`...) | ||
| buf = append(buf, req.Method...) | ||
| buf = append(buf, " "...) | ||
| buf = append(buf, uri...) | ||
| buf = append(buf, " "...) | ||
| buf = append(buf, req.Proto...) | ||
| buf = append(buf, `" `...) | ||
| buf = append(buf, strconv.Itoa(status)...) | ||
| buf = append(buf, " "...) | ||
| buf = append(buf, strconv.Itoa(size)...) | ||
| return buf | ||
| } | ||
|
|
||
| func WriteRequestLog(writer io.Writer, params gorillaHandlers.LogFormatterParams) { | ||
| writer.Write(buildCommonLogLine(params.Request, params.URL, params.TimeStamp, params.StatusCode, params.Size)) | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,11 @@ | ||
| package httputils | ||
|
|
||
| import "net/http" | ||
|
|
||
| func NotFound(w http.ResponseWriter, r *http.Request) { | ||
| w.WriteHeader(http.StatusNotFound) | ||
| } | ||
|
|
||
| func NotAllowed(w http.ResponseWriter, r *http.Request) { | ||
| w.WriteHeader(http.StatusMethodNotAllowed) | ||
| } |