Merge pull request #399 from anchore/java-cpe-group-id-handling

Don't use pom groupId for Jenkins and Jira plugins

syft/pkg/cataloger/cpe.go

@@ -100,7 +100,7 @@ func candidateTargetSoftwareAttrs(p pkg.Package) []string {
 	var targetSw []string
 	switch p.Language {
 	case pkg.Java:
-		targetSw = append(targetSw, "java", "maven")
+		targetSw = append(targetSw, candidateTargetSoftwareAttrsForJava(p)...)
 	case pkg.JavaScript:
 		targetSw = append(targetSw, "node.js", "nodejs")
 	case pkg.Ruby:
@@ -109,51 +109,118 @@ func candidateTargetSoftwareAttrs(p pkg.Package) []string {
 		targetSw = append(targetSw, "python")
 	}
 
-	if p.Type == pkg.JenkinsPluginPkg {
-		targetSw = append(targetSw, "jenkins", "cloudbees_jenkins")
-	}
-
 	return targetSw
 }
 
+func candidateTargetSoftwareAttrsForJava(p pkg.Package) []string {
+	// Use the more specific indicator if available
+	if p.Type == pkg.JenkinsPluginPkg {
+		return []string{"jenkins", "cloudbees_jenkins"}
+	}
+
+	return []string{"java", "maven"}
+}
+
 func candidateVendors(p pkg.Package) []string {
+	// TODO: Confirm whether using products as vendors is helpful to the matching process
 	vendors := candidateProducts(p)
+
 	switch p.Language {
 	case pkg.Python:
 		vendors = append(vendors, fmt.Sprintf("python-%s", p.Name))
 	case pkg.Java:
 		if p.MetadataType == pkg.JavaMetadataType {
-			if metadata, ok := p.Metadata.(pkg.JavaMetadata); ok && metadata.PomProperties != nil {
+			vendors = append(vendors, candidateVendorsForJava(p)...)
-				// derive the vendor from the groupID (e.g. org.sonatype.nexus --> sonatype)
-				if strings.HasPrefix(metadata.PomProperties.GroupID, "org.") || strings.HasPrefix(metadata.PomProperties.GroupID, "com.") {
-					fields := strings.Split(metadata.PomProperties.GroupID, ".")
-					if len(fields) >= 3 {
-						vendors = append(vendors, fields[1])
-					}
-				}
-			}
 		}
 	}
 	return vendors
 }
 
 func candidateProducts(p pkg.Package) []string {
-	var products = []string{p.Name}
+	products := []string{p.Name}
 
 	if p.Language == pkg.Java {
-		if p.MetadataType == pkg.JavaMetadataType {
+		products = append(products, candidateProductsForJava(p)...)
-			if metadata, ok := p.Metadata.(pkg.JavaMetadata); ok && metadata.PomProperties != nil {
-				// derive the product from the groupID (e.g. org.sonatype.nexus --> nexus)
-				if strings.HasPrefix(metadata.PomProperties.GroupID, "org.") || strings.HasPrefix(metadata.PomProperties.GroupID, "com.") {
-					fields := strings.Split(metadata.PomProperties.GroupID, ".")
-					if len(fields) >= 3 {
-						products = append(products, fields[2])
-					}
-				}
-			}
-		}
 	}
 
 	// return any known product name swaps prepended to the results
 	return append(productCandidatesByPkgType.getCandidates(p.Type, p.Name), products...)
 }
+
+func candidateProductsForJava(p pkg.Package) []string {
+	if product, _ := productAndVendorFromPomPropertiesGroupID(p); product != "" {
+		return []string{product}
+	}
+
+	return nil
+}
+
+func candidateVendorsForJava(p pkg.Package) []string {
+	if _, vendor := productAndVendorFromPomPropertiesGroupID(p); vendor != "" {
+		return []string{vendor}
+	}
+
+	return nil
+}
+
+func productAndVendorFromPomPropertiesGroupID(p pkg.Package) (string, string) {
+	groupID := groupIDFromPomProperties(p)
+	if !shouldConsiderGroupID(groupID) {
+		return "", ""
+	}
+
+	if !hasAnyOfPrefixes(groupID, "com", "org") {
+		return "", ""
+	}
+
+	fields := strings.Split(groupID, ".")
+	if len(fields) < 3 {
+		return "", ""
+	}
+
+	product := fields[2]
+	vendor := fields[1]
+	return product, vendor
+}
+
+func groupIDFromPomProperties(p pkg.Package) string {
+	metadata, ok := p.Metadata.(pkg.JavaMetadata)
+	if !ok {
+		return ""
+	}
+
+	if metadata.PomProperties == nil {
+		return ""
+	}
+
+	return metadata.PomProperties.GroupID
+}
+
+func shouldConsiderGroupID(groupID string) bool {
+	if groupID == "" {
+		return false
+	}
+
+	excludedGroupIDs := []string{
+		pkg.PomPropertiesGroupIDJiraPlugins,
+		pkg.PomPropertiesGroupIDJenkinsPlugins,
+	}
+
+	for _, excludedGroupID := range excludedGroupIDs {
+		if groupID == excludedGroupID {
+			return false
+		}
+	}
+
+	return true
+}
+
+func hasAnyOfPrefixes(input string, prefixes ...string) bool {
+	for _, prefix := range prefixes {
+		if strings.HasPrefix(input, prefix) {
+			return true
+		}
+	}
+
+	return false
+}

syft/pkg/cataloger/cpe_test.go

@@ -11,7 +11,7 @@ import (
 	"github.com/stretchr/testify/assert"
 )
 
-func TestGenerate(t *testing.T) {
+func TestGeneratePackageCPEs(t *testing.T) {
 	tests := []struct {
 		name     string
 		p        pkg.Package
@@ -132,7 +132,7 @@ func TestGenerate(t *testing.T) {
 			},
 		},
 		{
-			name: "jenkins package",
+			name: "jenkins package identified via pkg type",
 			p: pkg.Package{
 				Name:     "name",
 				Version:  "3.2",
@@ -142,13 +142,32 @@ func TestGenerate(t *testing.T) {
 			},
 			expected: []string{
 				"cpe:2.3:a:*:name:3.2:*:*:*:*:*:*:*",
-				"cpe:2.3:a:*:name:3.2:*:*:*:*:java:*:*",
-				"cpe:2.3:a:*:name:3.2:*:*:*:*:maven:*:*",
 				"cpe:2.3:a:*:name:3.2:*:*:*:*:jenkins:*:*",
 				"cpe:2.3:a:*:name:3.2:*:*:*:*:cloudbees_jenkins:*:*",
 				"cpe:2.3:a:name:name:3.2:*:*:*:*:*:*:*",
-				"cpe:2.3:a:name:name:3.2:*:*:*:*:java:*:*",
+				"cpe:2.3:a:name:name:3.2:*:*:*:*:jenkins:*:*",
-				"cpe:2.3:a:name:name:3.2:*:*:*:*:maven:*:*",
+				"cpe:2.3:a:name:name:3.2:*:*:*:*:cloudbees_jenkins:*:*",
+			},
+		},
+		{
+			name: "jenkins package identified via groupId",
+			p: pkg.Package{
+				Name:     "name",
+				Version:  "3.2",
+				FoundBy:  "some-analyzer",
+				Language: pkg.Java,
+				Type:     pkg.JenkinsPluginPkg,
+				Metadata: pkg.JavaMetadata{
+					PomProperties: &pkg.PomProperties{
+						GroupID: "com.cloudbees.jenkins.plugins",
+					},
+				},
+			},
+			expected: []string{
+				"cpe:2.3:a:*:name:3.2:*:*:*:*:*:*:*",
+				"cpe:2.3:a:*:name:3.2:*:*:*:*:jenkins:*:*",
+				"cpe:2.3:a:*:name:3.2:*:*:*:*:cloudbees_jenkins:*:*",
+				"cpe:2.3:a:name:name:3.2:*:*:*:*:*:*:*",
 				"cpe:2.3:a:name:name:3.2:*:*:*:*:jenkins:*:*",
 				"cpe:2.3:a:name:name:3.2:*:*:*:*:cloudbees_jenkins:*:*",
 			},
@@ -165,18 +184,17 @@ func TestGenerate(t *testing.T) {
 				actualCpeSet.Add(a.BindToFmtString())
 			}
 
-			extra := strset.Difference(expectedCpeSet, actualCpeSet).List()
+			extra := strset.Difference(actualCpeSet, expectedCpeSet).List()
 			sort.Strings(extra)
 			for _, d := range extra {
 				t.Errorf("extra CPE: %+v", d)
 			}
 
-			missing := strset.Difference(actualCpeSet, expectedCpeSet).List()
+			missing := strset.Difference(expectedCpeSet, actualCpeSet).List()
 			sort.Strings(missing)
 			for _, d := range missing {
 				t.Errorf("missing CPE: %+v", d)
 			}
-
 		})
 	}
 }
@@ -193,6 +211,32 @@ func TestCandidateProducts(t *testing.T) {
 			},
 			expected: []string{"spring_framework", "springsource_spring_framework" /* <-- known good names | default guess --> */, "springframework"},
 		},
+		{
+			p: pkg.Package{
+				Name:     "some-java-package-with-group-id",
+				Type:     pkg.JavaPkg,
+				Language: pkg.Java,
+				Metadata: pkg.JavaMetadata{
+					PomProperties: &pkg.PomProperties{
+						GroupID: "com.apple.itunes",
+					},
+				},
+			},
+			expected: []string{"itunes", "some-java-package-with-group-id"},
+		},
+		{
+			p: pkg.Package{
+				Name:     "some-jenkins-plugin",
+				Type:     pkg.JenkinsPluginPkg,
+				Language: pkg.Java,
+				Metadata: pkg.JavaMetadata{
+					PomProperties: &pkg.PomProperties{
+						GroupID: "com.cloudbees.jenkins.plugins",
+					},
+				},
+			},
+			expected: []string{"some-jenkins-plugin"},
+		},
 		{
 			p: pkg.Package{
 				Name: "handlebars.js",
@@ -218,7 +262,67 @@ func TestCandidateProducts(t *testing.T) {
 
 	for _, test := range tests {
 		t.Run(fmt.Sprintf("%+v %+v", test.p, test.expected), func(t *testing.T) {
-			assert.Equal(t, test.expected, candidateProducts(test.p))
+			assert.ElementsMatch(t, test.expected, candidateProducts(test.p))
+		})
+	}
+}
+
+func TestCandidateTargetSoftwareAttrs(t *testing.T) {
+	cases := []struct {
+		name     string
+		p        pkg.Package
+		expected []string
+	}{
+		{
+			name: "Java",
+			p: pkg.Package{
+				Language: pkg.Java,
+				Type:     pkg.JavaPkg,
+			},
+			expected: []string{"java", "maven"},
+		},
+		{
+			name: "Jenkins plugin",
+			p: pkg.Package{
+				Language: pkg.Java,
+				Type:     pkg.JenkinsPluginPkg,
+			},
+			expected: []string{"jenkins", "cloudbees_jenkins"},
+		},
+		{
+			name: "JavaScript",
+			p: pkg.Package{
+				Language: pkg.JavaScript,
+			},
+			expected: []string{"node.js", "nodejs"},
+		},
+		{
+			name: "Ruby",
+			p: pkg.Package{
+				Language: pkg.Ruby,
+			},
+			expected: []string{"ruby", "rails"},
+		},
+		{
+			name: "Python",
+			p: pkg.Package{
+				Language: pkg.Python,
+			},
+			expected: []string{"python"},
+		},
+		{
+			name: "Other language",
+			p: pkg.Package{
+				Language: pkg.Rust,
+			},
+			expected: nil,
+		},
+	}
+
+	for _, tc := range cases {
+		t.Run(tc.name, func(t *testing.T) {
+			actual := candidateTargetSoftwareAttrs(tc.p)
+			assert.Equal(t, tc.expected, actual)
 		})
 	}
 }

syft/pkg/cataloger/java/archive_parser.go

@@ -7,7 +7,6 @@ import (
 
 	"github.com/anchore/syft/internal/log"
 
-	"github.com/anchore/syft/internal"
 	"github.com/anchore/syft/internal/file"
 	"github.com/anchore/syft/syft/pkg"
 	"github.com/anchore/syft/syft/pkg/cataloger/common"
@@ -25,7 +24,6 @@ var archiveFormatGlobs = []string{
 }
 
 type archiveParser struct {
-	discoveredPkgs internal.StringSet
 	fileManifest file.ZipFileManifest
 	virtualPath  string
 	archivePath  string
@@ -71,7 +69,6 @@ func newJavaArchiveParser(virtualPath string, reader io.Reader, detectNested boo
 	currentFilepath := virtualElements[len(virtualElements)-1]
 
 	return &archiveParser{
-		discoveredPkgs: internal.NewStringSet(),
 		fileManifest: fileManifest,
 		virtualPath:  virtualPath,
 		archivePath:  archivePath,
@@ -91,25 +88,21 @@ func (j *archiveParser) parse() ([]pkg.Package, error) {
 		return nil, fmt.Errorf("could not generate package from %s: %w", j.virtualPath, err)
 	}
 
-	// don't add the parent package yet, we still may discover aux info to add to the metadata (but still track it as added to prevent duplicates)
+	// find aux packages from pom.properties and potentially modify the existing parentPkg
-	parentKey := uniquePkgKey(parentPkg)
-	if parentKey != "" {
-		j.discoveredPkgs.Add(parentKey)
-	}
-
-	// find aux packages from pom.properties
 	auxPkgs, err := j.discoverPkgsFromAllPomProperties(parentPkg)
 	if err != nil {
 		return nil, err
 	}
 	pkgs = append(pkgs, auxPkgs...)
 
+	if j.detectNested {
 		// find nested java archive packages
 		nestedPkgs, err := j.discoverPkgsFromNestedArchives(parentPkg)
 		if err != nil {
 			return nil, err
 		}
 		pkgs = append(pkgs, nestedPkgs...)
+	}
 
 	// lastly, add the parent package to the list (assuming the parent exists)
 	if parentPkg != nil {
@@ -159,69 +152,71 @@ func (j *archiveParser) discoverMainPackage() (*pkg.Package, error) {
 	}, nil
 }
 
-// discoverPkgsFromAllPomProperties parses Maven POM properties for a given parent package, returning all listed Java packages found for each pom properties discovered.
+// discoverPkgsFromAllPomProperties parses Maven POM properties for a given
+// parent package, returning all listed Java packages found for each pom
+// properties discovered and potentially updating the given parentPkg with new
+// data.
 func (j *archiveParser) discoverPkgsFromAllPomProperties(parentPkg *pkg.Package) ([]pkg.Package, error) {
-	var pkgs = make([]pkg.Package, 0)
+	if parentPkg == nil {
+		return nil, nil
+	}
+
+	var pkgs []pkg.Package
 
 	// search and parse pom.properties files & fetch the contents
-	contents, err := file.ContentsFromZip(j.archivePath, j.fileManifest.GlobMatch(pomPropertiesGlob)...)
+	contentsOfPomPropertiesFiles, err := file.ContentsFromZip(j.archivePath, j.fileManifest.GlobMatch(pomPropertiesGlob)...)
 	if err != nil {
 		return nil, fmt.Errorf("unable to extract pom.properties: %w", err)
 	}
 
-	// parse the manifest file into a rich object
+	for filePath, fileContents := range contentsOfPomPropertiesFiles {
-	for propsPath, propsContents := range contents {
+		// parse the pom properties file into a rich object
-		propsObj, err := parsePomProperties(propsPath, strings.NewReader(propsContents))
+		pomProperties, err := parsePomProperties(filePath, strings.NewReader(fileContents))
 		if err != nil {
 			log.Warnf("failed to parse pom.properties (%s): %+v", j.virtualPath, err)
 			continue
 		}
 
-		if propsObj == nil {
+		if pomProperties == nil {
 			continue
 		}
 
-		if propsObj.Version == "" || propsObj.ArtifactID == "" {
+		if pomProperties.Version == "" || pomProperties.ArtifactID == "" {
 			// TODO: if there is no parentPkg (no java manifest) one of these poms could be the parent. We should discover the right parent and attach the correct info accordingly to each discovered package
 			continue
 		}
 
-		if parentPkg == nil {
+		pkgs = append(pkgs, j.packagesFromPomProperties(*pomProperties, parentPkg)...)
-			continue
-		}
-
-		pkgs = append(pkgs, j.packagesFromPomProperties(propsObj, parentPkg)...)
 	}
 	return pkgs, nil
 }
 
 // packagesFromPomProperties processes a single Maven POM properties for a given parent package, returning all listed Java packages found and
 // associating each discovered package to the given parent package.
-func (j *archiveParser) packagesFromPomProperties(propsObj *pkg.PomProperties, parentPkg *pkg.Package) (pkgs []pkg.Package) {
+func (j *archiveParser) packagesFromPomProperties(pomProperties pkg.PomProperties, parentPkg *pkg.Package) []pkg.Package {
-	parentKey := uniquePkgKey(parentPkg)
-
 	// keep the artifact name within the virtual path if this package does not match the parent package
 	vPathSuffix := ""
-	if !strings.HasPrefix(propsObj.ArtifactID, parentPkg.Name) {
+	if !strings.HasPrefix(pomProperties.ArtifactID, parentPkg.Name) {
-		vPathSuffix += ":" + propsObj.ArtifactID
+		vPathSuffix += ":" + pomProperties.ArtifactID
 	}
 	virtualPath := j.virtualPath + vPathSuffix
 
 	// discovered props = new package
 	p := pkg.Package{
-		Name:         propsObj.ArtifactID,
+		Name:         pomProperties.ArtifactID,
-		Version:      propsObj.Version,
+		Version:      pomProperties.Version,
 		Language:     pkg.Java,
-		Type:         pkg.JavaPkg,
+		Type:         pomProperties.PkgTypeIndicated(),
 		MetadataType: pkg.JavaMetadataType,
 		Metadata: pkg.JavaMetadata{
 			VirtualPath:   virtualPath,
-			PomProperties: propsObj,
+			PomProperties: &pomProperties,
 			Parent:        parentPkg,
 		},
 	}
 
 	pkgKey := uniquePkgKey(&p)
+	parentKey := uniquePkgKey(parentPkg)
 
 	// the name/version pair matches...
 	matchesParentPkg := pkgKey == parentKey
@@ -230,11 +225,15 @@ func (j *archiveParser) packagesFromPomProperties(propsObj *pkg.PomProperties, p
 	matchesParentPkg = matchesParentPkg || parentPkg.Metadata.(pkg.JavaMetadata).VirtualPath == virtualPath
 
 	// the pom artifactId has the parent name or vice versa
-	if propsObj.ArtifactID != "" {
+	if pomProperties.ArtifactID != "" {
-		matchesParentPkg = matchesParentPkg || strings.Contains(parentPkg.Name, propsObj.ArtifactID) || strings.Contains(propsObj.ArtifactID, parentPkg.Name)
+		matchesParentPkg = matchesParentPkg || strings.Contains(parentPkg.Name, pomProperties.ArtifactID) || strings.Contains(pomProperties.ArtifactID, parentPkg.Name)
+	}
+
+	if !matchesParentPkg {
+		// only keep packages we haven't seen yet (and are not related to the parent package)
+		return []pkg.Package{p}
 	}
 
-	if matchesParentPkg {
 	// we've run across more information about our parent package, add this info to the parent package metadata
 	// the pom properties is typically a better source of information for name and version than the manifest
 	if parentPkg.Name == "" {
@@ -244,19 +243,17 @@ func (j *archiveParser) packagesFromPomProperties(propsObj *pkg.PomProperties, p
 		parentPkg.Version = p.Version
 	}
 
+	// We may have learned more about the type via data in the pom properties
+	parentPkg.Type = p.Type
+
 	// keep the pom properties, but don't overwrite existing pom properties
 	parentMetadata, ok := parentPkg.Metadata.(pkg.JavaMetadata)
 	if ok && parentMetadata.PomProperties == nil {
-			parentMetadata.PomProperties = propsObj
+		parentMetadata.PomProperties = &pomProperties
 		parentPkg.Metadata = parentMetadata
 	}
-	}
 
-	if !matchesParentPkg && !j.discoveredPkgs.Contains(pkgKey) {
+	return nil
-		// only keep packages we haven't seen yet (and are not related to the parent package)
-		pkgs = append(pkgs, p)
-	}
-	return pkgs
 }
 
 // discoverPkgsFromNestedArchives finds Java archives within Java archives, returning all listed Java packages found and
@@ -264,10 +261,6 @@ func (j *archiveParser) packagesFromPomProperties(propsObj *pkg.PomProperties, p
 func (j *archiveParser) discoverPkgsFromNestedArchives(parentPkg *pkg.Package) ([]pkg.Package, error) {
 	var pkgs = make([]pkg.Package, 0)
 
-	if !j.detectNested {
-		return pkgs, nil
-	}
-
 	// search and parse pom.properties files & fetch the contents
 	openers, err := file.ExtractFromZipToUniqueTempFile(j.archivePath, j.contentPath, j.fileManifest.GlobMatch(archiveFormatGlobs...)...)
 	if err != nil {

syft/pkg/cataloger/java/archive_parser_test.go

@@ -629,12 +629,12 @@ func TestPackagesFromPomProperties(t *testing.T) {
 			},
 		},
 		{
-			name: "child matches parent by key",
+			name: "single package from pom properties that's a Jenkins plugin",
 			props: &pkg.PomProperties{
 				Name:       "some-name",
-				GroupID:    "some-group-id",
+				GroupID:    "com.cloudbees.jenkins.plugins",
-				ArtifactID: "some-parent-name", // note: matches parent package
+				ArtifactID: "some-artifact-id",
-				Version:    "2.0",              // note: matches parent package
+				Version:    "1.0",
 			},
 			parent: &pkg.Package{
 				Name:    "some-parent-name",
@@ -650,6 +650,66 @@ func TestPackagesFromPomProperties(t *testing.T) {
 			expectedParent: pkg.Package{
 				Name:    "some-parent-name",
 				Version: "2.0",
+				Metadata: pkg.JavaMetadata{
+					VirtualPath:   "some-parent-virtual-path",
+					Manifest:      nil,
+					PomProperties: nil,
+					Parent:        nil,
+				},
+			},
+			expectedPackages: []pkg.Package{
+				{
+					Name:         "some-artifact-id",
+					Version:      "1.0",
+					Language:     pkg.Java,
+					Type:         pkg.JenkinsPluginPkg,
+					MetadataType: pkg.JavaMetadataType,
+					Metadata: pkg.JavaMetadata{
+						VirtualPath: virtualPath + ":" + "some-artifact-id",
+						PomProperties: &pkg.PomProperties{
+							Name:       "some-name",
+							GroupID:    "com.cloudbees.jenkins.plugins",
+							ArtifactID: "some-artifact-id",
+							Version:    "1.0",
+						},
+						Parent: &pkg.Package{
+							Name:    "some-parent-name",
+							Version: "2.0",
+							Metadata: pkg.JavaMetadata{
+								VirtualPath:   "some-parent-virtual-path",
+								Manifest:      nil,
+								PomProperties: nil,
+								Parent:        nil,
+							},
+						},
+					},
+				},
+			},
+		},
+		{
+			name: "child matches parent by key",
+			props: &pkg.PomProperties{
+				Name:       "some-name",
+				GroupID:    "some-group-id",
+				ArtifactID: "some-parent-name", // note: matches parent package
+				Version:    "2.0",              // note: matches parent package
+			},
+			parent: &pkg.Package{
+				Name:    "some-parent-name",
+				Version: "2.0",
+				Type:    pkg.JavaPkg,
+				Metadata: pkg.JavaMetadata{
+					VirtualPath:   "some-parent-virtual-path",
+					Manifest:      nil,
+					PomProperties: nil,
+					Parent:        nil,
+				},
+			},
+			// note: the SAME as the original parent values
+			expectedParent: pkg.Package{
+				Name:    "some-parent-name",
+				Version: "2.0",
+				Type:    pkg.JavaPkg,
 				Metadata: pkg.JavaMetadata{
 					VirtualPath: "some-parent-virtual-path",
 					Manifest:    nil,
@@ -665,6 +725,44 @@ func TestPackagesFromPomProperties(t *testing.T) {
 			},
 			expectedPackages: nil,
 		},
+		{
+			name: "child matches parent by key and is Jenkins plugin",
+			props: &pkg.PomProperties{
+				Name:       "some-name",
+				GroupID:    "com.cloudbees.jenkins.plugins",
+				ArtifactID: "some-parent-name", // note: matches parent package
+				Version:    "2.0",              // note: matches parent package
+			},
+			parent: &pkg.Package{
+				Name:    "some-parent-name",
+				Version: "2.0",
+				Type:    pkg.JavaPkg,
+				Metadata: pkg.JavaMetadata{
+					VirtualPath:   "some-parent-virtual-path",
+					Manifest:      nil,
+					PomProperties: nil,
+					Parent:        nil,
+				},
+			},
+			expectedParent: pkg.Package{
+				Name:    "some-parent-name",
+				Version: "2.0",
+				Type:    pkg.JenkinsPluginPkg,
+				Metadata: pkg.JavaMetadata{
+					VirtualPath: "some-parent-virtual-path",
+					Manifest:    nil,
+					// note: we attach the discovered pom properties data
+					PomProperties: &pkg.PomProperties{
+						Name:       "some-name",
+						GroupID:    "com.cloudbees.jenkins.plugins",
+						ArtifactID: "some-parent-name", // note: matches parent package
+						Version:    "2.0",              // note: matches parent package
+					},
+					Parent: nil,
+				},
+			},
+			expectedPackages: nil,
+		},
 		{
 			name: "child matches parent by virtual path",
 			props: &pkg.PomProperties{
@@ -676,6 +774,7 @@ func TestPackagesFromPomProperties(t *testing.T) {
 			parent: &pkg.Package{
 				Name:    "some-parent-name",
 				Version: "2.0",
+				Type:    pkg.JavaPkg,
 				Metadata: pkg.JavaMetadata{
 					VirtualPath:   virtualPath + ":some-parent-name", // note: matching virtual path
 					Manifest:      nil,
@@ -686,6 +785,7 @@ func TestPackagesFromPomProperties(t *testing.T) {
 			expectedParent: pkg.Package{
 				Name:    "some-parent-name",
 				Version: "2.0",
+				Type:    pkg.JavaPkg,
 				Metadata: pkg.JavaMetadata{
 					VirtualPath: virtualPath + ":some-parent-name", // note: matching virtual path
 					Manifest:    nil,
@@ -712,6 +812,7 @@ func TestPackagesFromPomProperties(t *testing.T) {
 			parent: &pkg.Package{
 				Name:    "", // note: empty
 				Version: "", // note: empty
+				Type:    pkg.JavaPkg,
 				Metadata: pkg.JavaMetadata{
 					VirtualPath:   virtualPath + ":some-parent-name", // note: matching virtual path
 					Manifest:      nil,
@@ -722,6 +823,7 @@ func TestPackagesFromPomProperties(t *testing.T) {
 			expectedParent: pkg.Package{
 				Name:    "some-parent-name",
 				Version: "3.0",
+				Type:    pkg.JavaPkg,
 				Metadata: pkg.JavaMetadata{
 					VirtualPath: virtualPath + ":some-parent-name", // note: matching virtual path
 					Manifest:    nil,
@@ -748,11 +850,12 @@ func TestPackagesFromPomProperties(t *testing.T) {
 			parent: &pkg.Package{
 				Name:    "some-parent-name",
 				Version: "2.0",
+				Type:    pkg.JavaPkg,
 				Metadata: pkg.JavaMetadata{
 					VirtualPath: virtualPath + ":some-parent-name", // note: matching virtual path
 					Manifest:    nil,
 					PomProperties: &pkg.PomProperties{
-						Name: "EXISTS", //note: this already exists and should not be overridden
+						Name: "EXISTS", // note: this already exists and should not be overridden
 					},
 					Parent: nil,
 				},
@@ -760,12 +863,13 @@ func TestPackagesFromPomProperties(t *testing.T) {
 			expectedParent: pkg.Package{
 				Name:    "some-parent-name",
 				Version: "2.0",
+				Type:    pkg.JavaPkg,
 				Metadata: pkg.JavaMetadata{
 					VirtualPath: virtualPath + ":some-parent-name", // note: matching virtual path
 					Manifest:    nil,
 					// note: we attach the discovered pom properties data
 					PomProperties: &pkg.PomProperties{
-						Name: "EXISTS", //note: this already exists and should not be overridden
+						Name: "EXISTS", // note: this already exists and should not be overridden
 					},
 					Parent: nil,
 				},
@@ -783,6 +887,7 @@ func TestPackagesFromPomProperties(t *testing.T) {
 			parent: &pkg.Package{
 				Name:    "some-parent-name",
 				Version: "2.0",
+				Type:    pkg.JavaPkg,
 				Metadata: pkg.JavaMetadata{
 					VirtualPath:   virtualPath + ":NEW_VIRTUAL_PATH", // note: DOES NOT match the existing virtual path
 					Manifest:      nil,
@@ -794,6 +899,7 @@ func TestPackagesFromPomProperties(t *testing.T) {
 			expectedParent: pkg.Package{
 				Name:    "some-parent-name",
 				Version: "2.0",
+				Type:    pkg.JavaPkg,
 				Metadata: pkg.JavaMetadata{
 					VirtualPath: virtualPath + ":NEW_VIRTUAL_PATH",
 					Manifest:    nil,
@@ -823,7 +929,7 @@ func TestPackagesFromPomProperties(t *testing.T) {
 			t.Cleanup(cleanup)
 
 			// get the test data
-			actualPackages := parser.packagesFromPomProperties(test.props, test.parent)
+			actualPackages := parser.packagesFromPomProperties(*test.props, test.parent)
 			assert.Equal(t, test.expectedPackages, actualPackages)
 			assert.Equal(t, test.expectedParent, *test.parent)
 		})

syft/pkg/cataloger/java/test-fixtures/java-builds/build-example-java-app-gradle.sh

@@ -4,7 +4,7 @@ set -uxe
 # note: this can be easily done in a 1-liner, however circle CI does NOT allow volume mounts from the host in docker executors (since they are on remote hosts, where the host files are inaccessible)
 
 PKGSDIR=$1
-CTRID=$(docker create -u "$(id -u):$(id -g)" -v /example-java-app -w /example-java-app gradle:jdk gradle build)
+CTRID=$(docker create -u "$(id -u):$(id -g)" -v /example-java-app -w /example-java-app gradle:6.8.3-jdk gradle build)
 
 function cleanup() {
   docker rm "${CTRID}"

syft/pkg/java_metadata.go

@@ -20,6 +20,15 @@ type PomProperties struct {
 	Extra      map[string]string `mapstructure:",remain" json:"extraFields"`
 }
 
+// PkgTypeIndicated returns the package Type indicated by the data contained in the PomProperties.
+func (p PomProperties) PkgTypeIndicated() Type {
+	if p.GroupID == PomPropertiesGroupIDJenkinsPlugins {
+		return JenkinsPluginPkg
+	}
+
+	return JavaPkg
+}
+
 // JavaManifest represents the fields of interest extracted from a Java archive's META-INF/MANIFEST.MF file.
 type JavaManifest struct {
 	Main          map[string]string            `json:"main,omitempty"`
@@ -43,3 +52,6 @@ func (m JavaMetadata) PackageURL() string {
 
 	return ""
 }
+
+const PomPropertiesGroupIDJenkinsPlugins = "com.cloudbees.jenkins.plugins"
+const PomPropertiesGroupIDJiraPlugins = "com.atlassian.jira.plugins"

syft/pkg/java_metadata_test.go

@@ -2,9 +2,48 @@ package pkg
 
 import (
 	"github.com/sergi/go-diff/diffmatchpatch"
+	"github.com/stretchr/testify/assert"
 	"testing"
 )
 
+func TestPomProperties_PkgTypeIndicated(t *testing.T) {
+	cases := []struct {
+		name          string
+		pomProperties PomProperties
+		expectedType  Type
+	}{
+		{
+			name: "regular Java package",
+			pomProperties: PomProperties{
+				Path:       "some path",
+				Name:       "some name",
+				GroupID:    "some group ID",
+				ArtifactID: "some artifact ID",
+				Version:    "1",
+			},
+			expectedType: JavaPkg,
+		},
+		{
+			name: "jenkins plugin",
+			pomProperties: PomProperties{
+				Path:       "some path",
+				Name:       "some name",
+				GroupID:    "com.cloudbees.jenkins.plugins",
+				ArtifactID: "some artifact ID",
+				Version:    "1",
+			},
+			expectedType: JenkinsPluginPkg,
+		},
+	}
+
+	for _, tc := range cases {
+		t.Run(tc.name, func(t *testing.T) {
+			actual := tc.pomProperties.PkgTypeIndicated()
+			assert.Equal(t, tc.expectedType, actual)
+		})
+	}
+}
+
 func TestJavaMetadata_pURL(t *testing.T) {
 	tests := []struct {
 		metadata JavaMetadata