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package trust
import (
"encoding/json"
"os"
"path/filepath"
"strings"
"testing"
"github.com/containers/image/v5/signature"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
func TestPolicyDescription(t *testing.T) {
tempDir := t.TempDir()
policyPath := filepath.Join(tempDir, "policy.json")
// Override getGPGIdFromKeyPath because we don't want to bother with (and spend the unit-test time on) generating valid GPG keys, and running the real GPG binary.
// Instead of reading the files at all, just expect file names like /id1,id2,...,idN.pub
idReader := func(keyPath string) []string {
require.True(t, strings.HasPrefix(keyPath, "/"))
require.True(t, strings.HasSuffix(keyPath, ".pub"))
return strings.Split(keyPath[1:len(keyPath)-4], ",")
}
for _, c := range []struct {
policy *signature.Policy
expected []*Policy
}{
{
&signature.Policy{
Default: signature.PolicyRequirements{
signature.NewPRReject(),
},
Transports: map[string]signature.PolicyTransportScopes{
"docker": {
"quay.io/accepted": {
signature.NewPRInsecureAcceptAnything(),
},
"registry.redhat.io": {
xNewPRSignedByKeyPath(t, "/redhat.pub", signature.NewPRMMatchRepoDigestOrExact()),
},
"quay.io/multi-signed": {
xNewPRSignedByKeyPath(t, "/1.pub", signature.NewPRMMatchRepoDigestOrExact()),
xNewPRSignedByKeyPath(t, "/2,3.pub", signature.NewPRMMatchRepoDigestOrExact()),
},
},
},
},
[]*Policy{
{
Transport: "all",
Name: "* (default)",
RepoName: "default",
Type: "reject",
},
{
Transport: "repository",
Name: "quay.io/accepted",
RepoName: "quay.io/accepted",
Type: "accept",
},
{
Transport: "repository",
Name: "quay.io/multi-signed",
RepoName: "quay.io/multi-signed",
Type: "signed",
SignatureStore: "https://quay.example.com/sigstore",
GPGId: "1, 2, 3",
},
{
Transport: "repository",
Name: "registry.redhat.io",
RepoName: "registry.redhat.io",
Type: "signed",
SignatureStore: "https://registry.redhat.io/containers/sigstore",
GPGId: "redhat",
},
},
},
} {
policyJSON, err := json.Marshal(c.policy)
require.NoError(t, err)
err = os.WriteFile(policyPath, policyJSON, 0600)
require.NoError(t, err)
res, err := policyDescriptionWithGPGIDReader(policyPath, "./testdata", idReader)
require.NoError(t, err)
assert.Equal(t, c.expected, res)
}
}
func TestDescriptionsOfPolicyRequirements(t *testing.T) {
// Override getGPGIdFromKeyPath because we don't want to bother with (and spend the unit-test time on) generating valid GPG keys, and running the real GPG binary.
// Instead of reading the files at all, just expect file names like /id1,id2,...,idN.pub
idReader := func(keyPath string) []string {
require.True(t, strings.HasPrefix(keyPath, "/"))
require.True(t, strings.HasSuffix(keyPath, ".pub"))
return strings.Split(keyPath[1:len(keyPath)-4], ",")
}
template := Policy{
Transport: "transport",
Name: "name",
RepoName: "repoName",
}
registryConfigs, err := loadAndMergeConfig("./testdata")
require.NoError(t, err)
for _, c := range []struct {
scope string
reqs signature.PolicyRequirements
expected []*Policy
}{
{
"",
signature.PolicyRequirements{
signature.NewPRReject(),
},
[]*Policy{
{
Transport: "transport",
Name: "name",
RepoName: "repoName",
Type: "reject",
},
},
},
{
"quay.io/accepted",
signature.PolicyRequirements{
signature.NewPRInsecureAcceptAnything(),
},
[]*Policy{
{
Transport: "transport",
Name: "name",
RepoName: "repoName",
Type: "accept",
},
},
},
{
"registry.redhat.io",
signature.PolicyRequirements{
xNewPRSignedByKeyPath(t, "/redhat.pub", signature.NewPRMMatchRepoDigestOrExact()),
},
[]*Policy{
{
Transport: "transport",
Name: "name",
RepoName: "repoName",
Type: "signed",
SignatureStore: "https://registry.redhat.io/containers/sigstore",
GPGId: "redhat",
},
},
},
{
"quay.io/multi-signed",
signature.PolicyRequirements{
xNewPRSignedByKeyPath(t, "/1.pub", signature.NewPRMMatchRepoDigestOrExact()),
xNewPRSignedByKeyPath(t, "/2,3.pub", signature.NewPRMMatchRepoDigestOrExact()),
},
[]*Policy{
{
Transport: "transport",
Name: "name",
RepoName: "repoName",
Type: "signed",
SignatureStore: "https://quay.example.com/sigstore",
GPGId: "1, 2, 3",
},
},
},
} {
reqsJSON, err := json.Marshal(c.reqs)
require.NoError(t, err)
var parsedRegs []repoContent
err = json.Unmarshal(reqsJSON, &parsedRegs)
require.NoError(t, err)
res := descriptionsOfPolicyRequirements(parsedRegs, template, registryConfigs, c.scope, idReader)
assert.Equal(t, c.expected, res)
}
}
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