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// Copyright 2022 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.
package cache_test
import (
"context"
"crypto/ecdsa"
"crypto/elliptic"
"crypto/rand"
"fmt"
"net"
"net/rpc"
"os"
"path/filepath"
"testing"
"github.com/github/smimesign/fakeca"
"github.com/google/go-cmp/cmp"
"github.com/sigstore/gitsign/internal/cache"
"github.com/sigstore/gitsign/internal/cache/api"
"github.com/sigstore/gitsign/internal/cache/service"
"github.com/sigstore/sigstore/pkg/cryptoutils"
)
func TestCache(t *testing.T) {
ctx := context.Background()
path := filepath.Join(t.TempDir(), "cache.sock")
l, err := net.Listen("unix", path)
if err != nil {
t.Fatal(err)
}
srv := rpc.NewServer()
srv.Register(service.NewService())
go func() {
for {
srv.Accept(l)
}
}()
rpcClient, _ := rpc.Dial("unix", path)
defer rpcClient.Close()
ca := fakeca.New()
client := &cache.Client{
Client: rpcClient,
Roots: ca.ChainPool(),
}
if _, _, _, err := client.GetCredentials(ctx, nil); err == nil {
t.Fatal("GetSignerVerifier: expected err, got not")
}
priv, _ := ecdsa.GenerateKey(elliptic.P256(), rand.Reader)
certPEM, _ := cryptoutils.MarshalCertificateToPEM(ca.Certificate)
if err := client.StoreCert(ctx, priv, certPEM, nil); err != nil {
t.Fatalf("StoreCert: %v", err)
}
host, _ := os.Hostname()
wd, _ := os.Getwd()
id := fmt.Sprintf("%s@%s", host, wd)
cred := new(api.Credential)
if err := client.Client.Call("Service.GetCredential", &api.GetCredentialRequest{ID: id}, cred); err != nil {
t.Fatal(err)
}
privPEM, _ := cryptoutils.MarshalPrivateKeyToPEM(priv)
want := &api.Credential{
PrivateKey: privPEM,
Cert: certPEM,
}
if diff := cmp.Diff(want, cred); diff != "" {
t.Error(diff)
}
gotPriv, gotCert, _, err := client.GetCredentials(ctx, nil)
if err != nil {
t.Fatal(err)
}
if !priv.Equal(gotPriv) {
t.Fatal("private key did not match")
}
if ok := cmp.Equal(certPEM, gotCert); !ok {
t.Error("stored cert does not match")
}
}
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