From 2e7db335b3d082aa184f24203c284e21a4e00734 Mon Sep 17 00:00:00 2001
From: "stonezdj(Daojun Zhang)" <stonezdj@gmail.com>
Date: Tue, 9 Apr 2024 17:30:53 +0800
Subject: [PATCH] Add auto generate SBOM on push feature (#20250)

Signed-off-by: stonezdj <daojunz@vmware.com>
Co-authored-by: stonezdj <daojunz@vmware.com>
Co-authored-by: Wang Yan <wangyan@vmware.com>
---
 .../event/handler/internal/artifact.go        |  5 ++++
 src/controller/event/handler/internal/util.go | 19 ++++++++++++
 .../event/handler/internal/util_test.go       | 30 +++++++++++++++++++
 3 files changed, 54 insertions(+)

diff --git a/src/controller/event/handler/internal/artifact.go b/src/controller/event/handler/internal/artifact.go
index fb212ac87d8..9218db95a63 100644
--- a/src/controller/event/handler/internal/artifact.go
+++ b/src/controller/event/handler/internal/artifact.go
@@ -258,6 +258,11 @@ func (a *ArtifactEventHandler) onPush(ctx context.Context, event *event.Artifact
 		if err := autoScan(ctx, &artifact.Artifact{Artifact: *event.Artifact}, event.Tags...); err != nil {
 			log.Errorf("scan artifact %s@%s failed, error: %v", event.Artifact.RepositoryName, event.Artifact.Digest, err)
 		}
+
+		log.Debugf("auto generate sbom is triggered for artifact event %+v", event)
+		if err := autoGenSBOM(ctx, &artifact.Artifact{Artifact: *event.Artifact}); err != nil {
+			log.Errorf("generate sbom for artifact %s@%s failed, error: %v", event.Artifact.RepositoryName, event.Artifact.Digest, err)
+		}
 	}()
 
 	return nil
diff --git a/src/controller/event/handler/internal/util.go b/src/controller/event/handler/internal/util.go
index c7cf5124309..cc10e09caa0 100644
--- a/src/controller/event/handler/internal/util.go
+++ b/src/controller/event/handler/internal/util.go
@@ -20,6 +20,7 @@ import (
 	"github.com/goharbor/harbor/src/controller/artifact"
 	"github.com/goharbor/harbor/src/controller/project"
 	"github.com/goharbor/harbor/src/controller/scan"
+	"github.com/goharbor/harbor/src/lib/log"
 	"github.com/goharbor/harbor/src/lib/orm"
 )
 
@@ -43,3 +44,21 @@ func autoScan(ctx context.Context, a *artifact.Artifact, tags ...string) error {
 		return scan.DefaultController.Scan(ctx, a, options...)
 	})(orm.SetTransactionOpNameToContext(ctx, "tx-auto-scan"))
 }
+
+func autoGenSBOM(ctx context.Context, a *artifact.Artifact) error {
+	proj, err := project.Ctl.Get(ctx, a.ProjectID)
+	if err != nil {
+		return err
+	}
+	if !proj.AutoSBOMGen() {
+		return nil
+	}
+	// transaction here to work with the image index
+	return orm.WithTransaction(func(ctx context.Context) error {
+		options := []scan.Option{}
+		// TODO: extract the sbom scan type to a constant
+		options = append(options, scan.WithScanType("sbom"))
+		log.Debugf("sbom scan controller artifact %+v, options %+v", a, options)
+		return scan.DefaultController.Scan(ctx, a, options...)
+	})(orm.SetTransactionOpNameToContext(ctx, "tx-auto-gen-sbom"))
+}
diff --git a/src/controller/event/handler/internal/util_test.go b/src/controller/event/handler/internal/util_test.go
index 615fad9f6d0..4a48378a4bf 100644
--- a/src/controller/event/handler/internal/util_test.go
+++ b/src/controller/event/handler/internal/util_test.go
@@ -95,6 +95,36 @@ func (suite *AutoScanTestSuite) TestAutoScan() {
 	suite.Nil(autoScan(ctx, art))
 }
 
+func (suite *AutoScanTestSuite) TestAutoScanSBOM() {
+	mock.OnAnything(suite.projectController, "Get").Return(&proModels.Project{
+		Metadata: map[string]string{
+			proModels.ProMetaAutoSBOMGen: "true",
+		},
+	}, nil)
+
+	mock.OnAnything(suite.scanController, "Scan").Return(nil)
+
+	ctx := orm.NewContext(nil, &ormtesting.FakeOrmer{})
+	art := &artifact.Artifact{}
+
+	suite.Nil(autoGenSBOM(ctx, art))
+}
+
+func (suite *AutoScanTestSuite) TestAutoScanSBOMFalse() {
+	mock.OnAnything(suite.projectController, "Get").Return(&proModels.Project{
+		Metadata: map[string]string{
+			proModels.ProMetaAutoSBOMGen: "false",
+		},
+	}, nil)
+
+	mock.OnAnything(suite.scanController, "Scan").Return(nil)
+
+	ctx := orm.NewContext(nil, &ormtesting.FakeOrmer{})
+	art := &artifact.Artifact{}
+
+	suite.Nil(autoGenSBOM(ctx, art))
+}
+
 func (suite *AutoScanTestSuite) TestAutoScanFailed() {
 	mock.OnAnything(suite.projectController, "Get").Return(&proModels.Project{
 		Metadata: map[string]string{