--max-target-megabytes flag now supported for --no-git flag as well (#…

…1330)

detect/directory.go

@@ -6,6 +6,7 @@ import (
 	"strings"
 
 	"github.com/h2non/filetype"
+	"github.com/rs/zerolog/log"
 	"github.com/zricethezav/gitleaks/v8/report"
 	"github.com/zricethezav/gitleaks/v8/sources"
 )
@@ -14,12 +15,27 @@ func (d *Detector) DetectFiles(paths <-chan sources.ScanTarget) ([]report.Findin
 	for pa := range paths {
 		p := pa
 		d.Sema.Go(func() error {
+
 			f, err := os.Open(p.Path)
 			if err != nil {
 				return err
 			}
 			defer f.Close()
 
+			// Get file size
+			fileInfo, err := f.Stat()
+			if err != nil {
+				return err
+			}
+			fileSize := fileInfo.Size()
+			if d.MaxTargetMegaBytes > 0 {
+				rawLength := fileSize / 1000000
+				if rawLength > int64(d.MaxTargetMegaBytes) {
+					log.Debug().Msgf("skipping file: %s scan due to size: %d", p.Path, rawLength)
+					return nil
+				}
+			}
+
 			// Buffer to hold file chunks
 			buf := make([]byte, chunkSize)
 			totalLines := 0

go.mod

@@ -3,6 +3,7 @@ module github.com/zricethezav/gitleaks/v8
 go 1.19
 
 require (
+	github.com/BobuSumisu/aho-corasick v1.0.3
 	github.com/charmbracelet/lipgloss v0.5.0
 	github.com/fatih/semgroup v1.2.0
 	github.com/gitleaks/go-gitdiff v0.9.0
@@ -14,7 +15,6 @@ require (
 )
 
 require (
-	github.com/BobuSumisu/aho-corasick v1.0.3 // indirect
 	github.com/aymanbagabas/go-osc52/v2 v2.0.1 // indirect
 	github.com/lucasb-eyer/go-colorful v1.2.0 // indirect
 	github.com/mattn/go-isatty v0.0.17 // indirect
@@ -33,7 +33,6 @@ require (
 	github.com/magiconair/properties v1.8.5 // indirect
 	github.com/mitchellh/mapstructure v1.4.1 // indirect
 	github.com/pelletier/go-toml v1.9.3 // indirect
-	github.com/petar-dambovaliev/aho-corasick v0.0.0-20211021192214-5ab2d9280aa9
 	github.com/pmezard/go-difflib v1.0.0 // indirect
 	github.com/spf13/afero v1.6.0 // indirect
 	github.com/spf13/cast v1.3.1 // indirect

go.sum

@@ -225,8 +225,6 @@ github.com/muesli/termenv v0.15.1/go.mod h1:HeAQPTzpfs016yGtA4g00CsdYnVLJvxsS4AN
 github.com/pascaldekloe/goe v0.0.0-20180627143212-57f6aae5913c/go.mod h1:lzWF7FIEvWOWxwDKqyGYQf6ZUaNfKdP144TG7ZOy1lc=
 github.com/pelletier/go-toml v1.9.3 h1:zeC5b1GviRUyKYd6OJPvBU/mcVDVoL1OhT17FCt5dSQ=
 github.com/pelletier/go-toml v1.9.3/go.mod h1:u1nR/EPcESfeI/szUZKdtJ0xRNbUoANCkoOuaOx1Y+c=
-github.com/petar-dambovaliev/aho-corasick v0.0.0-20211021192214-5ab2d9280aa9 h1:lL+y4Xv20pVlCGyLzNHRC0I0rIHhIL1lTvHizoS/dU8=
-github.com/petar-dambovaliev/aho-corasick v0.0.0-20211021192214-5ab2d9280aa9/go.mod h1:EHPiTAKtiFmrMldLUNswFwfZ2eJIYBHktdaUTZxYWRw=
 github.com/pkg/errors v0.8.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
 github.com/pkg/errors v0.9.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
 github.com/pkg/sftp v1.10.1/go.mod h1:lYOWFsE0bwd1+KfKJaKeuokY15vzFx25BLbzYYoAxZI=