Add portage support for Gentoo Linux (#1076)

Co-authored-by: Christopher Phillips <christopher.phillips@anchore.com>

internal/constants.go

@@ -6,5 +6,5 @@ const (
 
 	// JSONSchemaVersion is the current schema version output by the JSON encoder
 	// This is roughly following the "SchemaVer" guidelines for versioning the JSON schema. Please see schema/json/README.md for details on how to increment.
-	JSONSchemaVersion = "3.3.0"
+	JSONSchemaVersion = "3.3.1"
 )

internal/formats/common/spdxhelpers/source_info.go

@@ -37,6 +37,8 @@ func SourceInfo(p pkg.Package) string {
 		answer = "acquired package info from PHP composer manifest"
 	case pkg.ConanPkg:
 		answer = "acquired package info from conan manifest"
+	case pkg.PortagePkg:
+		answer = "acquired package info from portage DB"
 	default:
 		answer = "acquired package info from the following paths"
 	}

internal/formats/common/spdxhelpers/source_info_test.go

@@ -158,6 +158,14 @@ func Test_SourceInfo(t *testing.T) {
 				"from conan manifest",
 			},
 		},
+		{
+			input: pkg.Package{
+				Type: pkg.PortagePkg,
+			},
+			expected: []string{
+				"from portage DB",
+			},
+		},
 	}
 	var pkgTypes []pkg.Type
 	for _, test := range tests {

internal/formats/syftjson/model/package.go

@@ -157,6 +157,12 @@ func unpackMetadata(p *Package, unpacker packageMetadataUnpacker) error {
 			return err
 		}
 		p.Metadata = payload
+	case pkg.PortageMetadataType:
+		var payload pkg.PortageMetadata
+		if err := json.Unmarshal(unpacker.Metadata, &payload); err != nil {
+			return err
+		}
+		p.Metadata = payload
 	default:
 		log.Warnf("unknown package metadata type=%q for packageID=%q", p.MetadataType, p.ID)
 	}

internal/formats/syftjson/test-fixtures/snapshot/TestDirectoryEncoder.golden

@@ -88,7 +88,7 @@
   }
  },
  "schema": {
-  "version": "3.3.0",
-  "url": "https://raw.githubusercontent.com/anchore/syft/main/schema/json/schema-3.3.0.json"
+  "version": "3.3.1",
+  "url": "https://raw.githubusercontent.com/anchore/syft/main/schema/json/schema-3.3.1.json"
  }
 }

internal/formats/syftjson/test-fixtures/snapshot/TestEncodeFullJSONDocument.golden

@@ -184,7 +184,7 @@
   }
  },
  "schema": {
-  "version": "3.3.0",
-  "url": "https://raw.githubusercontent.com/anchore/syft/main/schema/json/schema-3.3.0.json"
+  "version": "3.3.1",
+  "url": "https://raw.githubusercontent.com/anchore/syft/main/schema/json/schema-3.3.1.json"
  }
 }

internal/formats/syftjson/test-fixtures/snapshot/TestImageEncoder.golden

@@ -111,7 +111,7 @@
   }
  },
  "schema": {
-  "version": "3.3.0",
-  "url": "https://raw.githubusercontent.com/anchore/syft/main/schema/json/schema-3.3.0.json"
+  "version": "3.3.1",
+  "url": "https://raw.githubusercontent.com/anchore/syft/main/schema/json/schema-3.3.1.json"
  }
 }