forked from sigstore/rekor
/
jar.go
90 lines (76 loc) · 2.04 KB
/
jar.go
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//
// Copyright 2021 The Sigstore Authors.
//
// 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.
//go:build e2e
// +build e2e
package e2e
import (
"archive/zip"
"bytes"
"context"
"crypto"
"os"
"strings"
"testing"
"github.com/sassoftware/relic/lib/certloader"
"github.com/sassoftware/relic/lib/signjar"
"github.com/sassoftware/relic/lib/zipslicer"
)
//note: reuses PKI artifacts from x509 tests
const manifest = `Manifest-Version: 1.0
Created-By: REPLACE
Name: src/some/java/HelloWorld.class
SHA-256-Digest: cp40SgHlLIIr397GHijW7aAmWNLn0rgKm5Ap9B4hLd4=
`
func createSignedJar(t *testing.T, artifactPath string) {
t.Helper()
//create a ZIP file with a single file inside
f, err := os.Create(artifactPath)
if err != nil {
t.Fatal(err)
}
zw := zip.NewWriter(f)
jw, err := zw.Create("src/some/java/HelloWorld.class")
if err != nil {
t.Fatal(err)
}
jw.Write([]byte("HelloWorld!"))
mf, err := zw.Create("META-INF/MANIFEST.MF")
if err != nil {
t.Fatal(err)
}
randManifest := strings.Replace(manifest, "REPLACE", randomSuffix(16), 1)
mf.Write([]byte(randManifest))
if err := zw.Close(); err != nil {
t.Fatal(err)
}
f.Sync()
buf := bytes.Buffer{}
zipslicer.ZipToTar(f, &buf)
jd, err := signjar.DigestJarStream(&buf, crypto.SHA256)
if err != nil {
t.Fatal(err)
}
c := certloader.Certificate{
PrivateKey: certPrivateKey,
Leaf: cert,
}
patch, _, err := jd.Sign(context.Background(), &c, "rekor", false, true, false)
if err != nil {
t.Fatal(err)
}
if err := patch.Apply(f, artifactPath); err != nil {
t.Fatal(err)
}
}