Add --truncate for long URLs

pkg/analyze/analyze.go

@@ -81,6 +81,7 @@ type AnalyzerConfig struct {
 	SortBy     SortByFlag
 	Threshold  SizeFlag
 	TopN       int
+	Truncate   bool
 	Whole      bool
 
 	Analyze bool
@@ -99,6 +100,7 @@ func (c *AnalyzerConfig) InstallFlags(flags *pflag.FlagSet) {
 	flags.VarP(&c.SortBy, "sort-by", "S", "Sort result by (size|requests)")
 	flags.VarP(&c.Threshold, "threshold", "t", "Threshold size for request (only requests at least this large will be counted)")
 	flags.IntVarP(&c.TopN, "top", "n", c.TopN, "Number of top items to show")
+	flags.BoolVar(&c.Truncate, "truncate", c.Truncate, "Truncate long URLs from output")
 	flags.BoolVarP(&c.Whole, "whole", "w", c.Whole, "Analyze whole log file and then tail it")
 }
 func (c *AnalyzerConfig) UseLock() bool {
@@ -306,6 +308,9 @@ func (a *Analyzer) PrintTopValues(displayRecord map[netip.Prefix]time.Time, sort
 		total := ipStats.Size
 		reqTotal := ipStats.Requests
 		last := ipStats.LastURL
+		if a.Config.Truncate {
+			last = TruncateURLPath(last)
+		}
 
 		var lastUpdateTime string
 		var lastAccessTime string

pkg/analyze/util.go

@@ -2,8 +2,10 @@ package analyze
 
 import (
 	"errors"
+	"fmt"
 	"net/netip"
 	"strconv"
+	"strings"
 
 	"github.com/dustin/go-humanize"
 )
@@ -70,3 +72,12 @@ func (a *Analyzer) IPPrefix(ip netip.Addr) netip.Prefix {
 	}
 	return clientPrefix.Masked()
 }
+
+func TruncateURLPath(input string) string {
+	count := strings.Count(input, "/")
+	if count <= 2 {
+		return input
+	}
+	parts := strings.Split(input, "/")
+	return fmt.Sprintf("/%s/.../%s", parts[1], parts[count])
+}