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feat: add SPDX support to ecosystems enrich
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,90 @@ | ||
| /* | ||
| * © 2023 Snyk Limited All rights reserved. | ||
| * | ||
| * Licensed under the Apache License, Version 2.0 (the "License"); | ||
| * you may not use this file except in compliance with the License. | ||
| * You may obtain a copy of the License at | ||
| * | ||
| * http://www.apache.org/licenses/LICENSE-2.0 | ||
| * | ||
| * Unless required by applicable law or agreed to in writing, software | ||
| * distributed under the License is distributed on an "AS IS" BASIS, | ||
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| * See the License for the specific language governing permissions and | ||
| * limitations under the License. | ||
| */ | ||
|
|
||
| package ecosystems | ||
|
|
||
| import ( | ||
| "errors" | ||
| "fmt" | ||
| "strings" | ||
|
|
||
| "github.com/package-url/packageurl-go" | ||
| "github.com/spdx/tools-golang/spdx" | ||
| "github.com/spdx/tools-golang/spdx/v2/v2_3" | ||
|
|
||
| "github.com/snyk/parlay/ecosystems/packages" | ||
| ) | ||
|
|
||
| func enrichSPDX(bom *spdx.Document) { | ||
| packages := bom.Packages | ||
|
|
||
| for _, pkg := range packages { | ||
| purl, err := extractPurl(pkg) | ||
| if err != nil { | ||
| continue | ||
| } | ||
|
|
||
| resp, err := GetPackageData(*purl) | ||
| if err != nil { | ||
| continue | ||
| } | ||
|
|
||
| pkgData := resp.JSON200 | ||
| if pkgData == nil { | ||
| continue | ||
| } | ||
|
|
||
| enrichSPDXDescription(pkg, pkgData) | ||
| enrichSPDXLicense(pkg, pkgData) | ||
| enrichSPDXHomepage(pkg, pkgData) | ||
| } | ||
| } | ||
|
|
||
| func extractPurl(pkg *v2_3.Package) (*packageurl.PackageURL, error) { | ||
| for _, ref := range pkg.PackageExternalReferences { | ||
| if ref.RefType != "purl" { | ||
| continue | ||
| } | ||
| purl, err := packageurl.FromString(ref.Locator) | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
| return &purl, nil | ||
| } | ||
| return nil, errors.New("no purl found on SPDX package") | ||
| } | ||
|
|
||
| func enrichSPDXLicense(pkg *v2_3.Package, data *packages.Package) { | ||
| if len(data.NormalizedLicenses) == 1 { | ||
| pkg.PackageLicenseConcluded = data.NormalizedLicenses[0] | ||
| } else if len(data.NormalizedLicenses) > 1 { | ||
| pkg.PackageLicenseConcluded = fmt.Sprintf("(%s)", strings.Join(data.NormalizedLicenses, " OR ")) | ||
| } | ||
| } | ||
|
|
||
| func enrichSPDXHomepage(pkg *v2_3.Package, data *packages.Package) { | ||
| if data.Homepage == nil { | ||
| return | ||
| } | ||
| pkg.PackageHomePage = *data.Homepage | ||
| } | ||
|
|
||
| func enrichSPDXDescription(pkg *v2_3.Package, data *packages.Package) { | ||
| if data.Description == nil { | ||
| return | ||
| } | ||
| pkg.PackageDescription = *data.Description | ||
| } |
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