add access logger option

go.mod

@@ -1,9 +1,14 @@
 module gogs.inhome.blapointe.com/local/simpleserve
 
-go 1.16
+go 1.18
 
 require (
 	gogs.inhome.blapointe.com/local/args v0.0.0-20230410154220-44370f257b34
 	gogs.inhome.blapointe.com/local/gziphttp v0.0.0-20230508014052-4ccd700640fc
 	gogs.inhome.blapointe.com/local/notes-server v0.0.0-20230410171406-a4d39d38dc55
 )
+
+require (
+	github.com/gomarkdown/markdown v0.0.0-20220607163217-45f7c050e2d1 // indirect
+	gopkg.in/yaml.v2 v2.4.0 // indirect
+)

main.go

@@ -2,6 +2,7 @@ package main
 
 import (
 	"bytes"
+	"encoding/json"
 	"errors"
 	"fmt"
 	"io"
@@ -13,6 +14,7 @@ import (
 	"path"
 	"regexp"
 	"strings"
+	"time"
 
 	"gogs.inhome.blapointe.com/local/args"
 	"gogs.inhome.blapointe.com/local/gziphttp"
@@ -110,6 +112,23 @@ func handler(userPass string, https, ro bool, d string, md bool, mdCss, mdClass
 
 func withAccessLogging(enabled bool, h http.HandlerFunc) http.HandlerFunc {
 	return func(w http.ResponseWriter, r *http.Request) {
+		if r.URL.Host == "" {
+			r.URL.Host = r.Host
+		}
+		b, _ := json.Marshal(map[string]any{
+			"_ts": time.Now(),
+			"client": map[string]any{
+				"ip":            r.RemoteAddr,
+				"forwarded-for": r.Header.Get("X-Forwarded-For"),
+				"user-agent":    r.UserAgent(),
+			},
+			"request": map[string]any{
+				"method":  r.Method,
+				"url":     r.URL.String(),
+				"headers": r.Header,
+			},
+		})
+		fmt.Printf("%s\n", b)
 		h(w, r)
 	}
 }