[oc-147] - Add context to all git methods (#901)

* Add context to all git methods.

* remove logrus.

* Add ctx.

* Address comments.

* Add error to clone failing.

* Return error.

hack/snifftest/main.go

@@ -162,7 +162,7 @@ func main() {
 				defer sem.Release(1)
 				defer wgChunkers.Done()
 				log.Infof("cloning %s", r)
-				path, repo, err := git.CloneRepoUsingUnauthenticated(r)
+				path, repo, err := git.CloneRepoUsingUnauthenticated(ctx, r)
 				if err != nil {
 					log.Fatal(err)
 				}

main.go

@@ -185,7 +185,7 @@ func run(state overseer.State) {
 	var remote bool
 	switch cmd {
 	case gitScan.FullCommand():
-		repoPath, remote, err = git.PrepareRepoSinceCommit(*gitScanURI, *gitScanSinceCommit)
+		repoPath, remote, err = git.PrepareRepoSinceCommit(ctx, *gitScanURI, *gitScanSinceCommit)
 		if err != nil || repoPath == "" {
 			logrus.WithError(err).Fatal("error preparing git repo for scanning")
 		}
@@ -282,7 +282,7 @@ func run(state overseer.State) {
 
 		switch {
 		case *jsonLegacy:
-			output.PrintLegacyJSON(&r)
+			output.PrintLegacyJSON(ctx, &r)
 		case *jsonOut:
 			output.PrintJSON(&r)
 		default:

pkg/engine/git_test.go

@@ -18,8 +18,9 @@ type expResult struct {
 }
 
 func TestGitEngine(t *testing.T) {
+	ctx := context.Background()
 	repoUrl := "https://github.com/dustin-decker/secretsandstuff.git"
-	path, _, err := git.PrepareRepo(repoUrl)
+	path, _, err := git.PrepareRepo(ctx, repoUrl)
 	if err != nil {
 		t.Error(err)
 	}
@@ -89,8 +90,9 @@ func TestGitEngine(t *testing.T) {
 }
 
 func BenchmarkGitEngine(b *testing.B) {
+	ctx := context.Background()
 	repoUrl := "https://github.com/dustin-decker/secretsandstuff.git"
-	path, _, err := git.PrepareRepo(repoUrl)
+	path, _, err := git.PrepareRepo(ctx, repoUrl)
 	if err != nil {
 		b.Error(err)
 	}

pkg/output/legacy_json.go

@@ -13,12 +13,14 @@ import (
 	"github.com/go-git/go-git/v5/plumbing/object"
 	"github.com/sergi/go-diff/diffmatchpatch"
 	"github.com/sirupsen/logrus"
+
+	"github.com/trufflesecurity/trufflehog/v3/pkg/context"
 	"github.com/trufflesecurity/trufflehog/v3/pkg/detectors"
 	"github.com/trufflesecurity/trufflehog/v3/pkg/pb/sourcespb"
 	"github.com/trufflesecurity/trufflehog/v3/pkg/sources/git"
 )
 
-func PrintLegacyJSON(r *detectors.ResultWithMetadata) {
+func PrintLegacyJSON(ctx context.Context, r *detectors.ResultWithMetadata) {
 	var repo string
 	switch r.SourceType {
 	case sourcespb.SourceType_SOURCE_TYPE_GIT:
@@ -32,7 +34,7 @@ func PrintLegacyJSON(r *detectors.ResultWithMetadata) {
 	}
 
 	// cloning the repo again here is not great and only works with unauthed repos
-	repoPath, remote, err := git.PrepareRepo(repo)
+	repoPath, remote, err := git.PrepareRepo(ctx, repo)
 	if err != nil || repoPath == "" {
 		logrus.WithError(err).Fatal("error preparing git repo for scanning")
 	}