mirror of
https://github.com/edgelesssys/constellation.git
synced 2024-10-01 01:36:09 -04:00
321 lines
8.9 KiB
Go
321 lines
8.9 KiB
Go
/*
|
|
Copyright (c) Edgeless Systems GmbH
|
|
|
|
SPDX-License-Identifier: AGPL-3.0-only
|
|
*/
|
|
|
|
package cmd
|
|
|
|
import (
|
|
"bytes"
|
|
"context"
|
|
"fmt"
|
|
"io"
|
|
"net/http"
|
|
"net/url"
|
|
"testing"
|
|
|
|
"github.com/edgelesssys/constellation/v2/internal/api/attestationconfigapi"
|
|
"github.com/edgelesssys/constellation/v2/internal/api/versionsapi"
|
|
"github.com/edgelesssys/constellation/v2/internal/cloud/cloudprovider"
|
|
"github.com/edgelesssys/constellation/v2/internal/config"
|
|
"github.com/edgelesssys/constellation/v2/internal/constants"
|
|
"github.com/edgelesssys/constellation/v2/internal/file"
|
|
"github.com/edgelesssys/constellation/v2/internal/logger"
|
|
"github.com/edgelesssys/constellation/v2/internal/sigstore"
|
|
"github.com/spf13/afero"
|
|
"github.com/stretchr/testify/assert"
|
|
"github.com/stretchr/testify/require"
|
|
)
|
|
|
|
func urlMustParse(raw string) *url.URL {
|
|
parsed, _ := url.Parse(raw)
|
|
return parsed
|
|
}
|
|
|
|
func TestParseFetchMeasurementsFlags(t *testing.T) {
|
|
testCases := map[string]struct {
|
|
urlFlag string
|
|
signatureURLFlag string
|
|
forceFlag bool
|
|
wantFlags fetchMeasurementsFlags
|
|
wantErr bool
|
|
}{
|
|
"default": {
|
|
wantFlags: fetchMeasurementsFlags{
|
|
measurementsURL: nil,
|
|
signatureURL: nil,
|
|
},
|
|
},
|
|
"url": {
|
|
urlFlag: "https://some.other.url/with/path",
|
|
signatureURLFlag: "https://some.other.url/with/path.sig",
|
|
wantFlags: fetchMeasurementsFlags{
|
|
measurementsURL: urlMustParse("https://some.other.url/with/path"),
|
|
signatureURL: urlMustParse("https://some.other.url/with/path.sig"),
|
|
},
|
|
},
|
|
"broken url": {
|
|
urlFlag: "%notaurl%",
|
|
wantErr: true,
|
|
},
|
|
}
|
|
|
|
for name, tc := range testCases {
|
|
t.Run(name, func(t *testing.T) {
|
|
assert := assert.New(t)
|
|
require := require.New(t)
|
|
|
|
cmd := newConfigFetchMeasurementsCmd()
|
|
cmd.Flags().String("workspace", "", "") // register persistent flag manually
|
|
cmd.Flags().Bool("force", false, "")
|
|
cmd.Flags().Bool("debug", false, "")
|
|
cmd.Flags().String("tf-log", "NONE", "")
|
|
|
|
if tc.urlFlag != "" {
|
|
require.NoError(cmd.Flags().Set("url", tc.urlFlag))
|
|
}
|
|
if tc.signatureURLFlag != "" {
|
|
require.NoError(cmd.Flags().Set("signature-url", tc.signatureURLFlag))
|
|
}
|
|
var flags fetchMeasurementsFlags
|
|
err := flags.parse(cmd.Flags())
|
|
if tc.wantErr {
|
|
assert.Error(err)
|
|
return
|
|
}
|
|
require.NoError(err)
|
|
assert.Equal(tc.wantFlags, flags)
|
|
})
|
|
}
|
|
}
|
|
|
|
func TestUpdateURLs(t *testing.T) {
|
|
require := require.New(t)
|
|
|
|
ver, err := versionsapi.NewVersion("foo", "nightly", "v7.7.7", versionsapi.VersionKindImage)
|
|
require.NoError(err)
|
|
|
|
testCases := map[string]struct {
|
|
conf *config.Config
|
|
flags *fetchMeasurementsFlags
|
|
wantMeasurementsURL string
|
|
wantMeasurementsSigURL string
|
|
}{
|
|
"both values nil": {
|
|
conf: &config.Config{
|
|
Image: ver.ShortPath(),
|
|
Provider: config.ProviderConfig{
|
|
GCP: &config.GCPConfig{},
|
|
},
|
|
},
|
|
flags: &fetchMeasurementsFlags{},
|
|
wantMeasurementsURL: ver.ArtifactsURL(versionsapi.APIV2) + "/image/measurements.json",
|
|
wantMeasurementsSigURL: ver.ArtifactsURL(versionsapi.APIV2) + "/image/measurements.json.sig",
|
|
},
|
|
"both set by user": {
|
|
conf: &config.Config{
|
|
Image: ver.ShortPath(),
|
|
},
|
|
flags: &fetchMeasurementsFlags{
|
|
measurementsURL: urlMustParse("get.my/measurements.json"),
|
|
signatureURL: urlMustParse("get.my/measurements.json.sig"),
|
|
},
|
|
wantMeasurementsURL: "get.my/measurements.json",
|
|
wantMeasurementsSigURL: "get.my/measurements.json.sig",
|
|
},
|
|
}
|
|
|
|
for name, tc := range testCases {
|
|
t.Run(name, func(t *testing.T) {
|
|
assert := assert.New(t)
|
|
|
|
err := tc.flags.updateURLs(tc.conf)
|
|
assert.NoError(err)
|
|
assert.Equal(tc.wantMeasurementsURL, tc.flags.measurementsURL.String())
|
|
})
|
|
}
|
|
}
|
|
|
|
// roundTripFunc .
|
|
type roundTripFunc func(req *http.Request) *http.Response
|
|
|
|
// RoundTrip .
|
|
func (f roundTripFunc) RoundTrip(req *http.Request) (*http.Response, error) {
|
|
return f(req), nil
|
|
}
|
|
|
|
// newTestClient returns *http.Client with Transport replaced to avoid making real calls.
|
|
func newTestClient(fn roundTripFunc) *http.Client {
|
|
return &http.Client{
|
|
Transport: fn,
|
|
}
|
|
}
|
|
|
|
func TestConfigFetchMeasurements(t *testing.T) {
|
|
measurements := `{
|
|
"version": "v999.999.999",
|
|
"ref": "-",
|
|
"stream": "stable",
|
|
"list": [
|
|
{
|
|
"csp": "GCP",
|
|
"attestationVariant":"gcp-sev-es",
|
|
"measurements": {
|
|
"0": {
|
|
"expected": "0000000000000000000000000000000000000000000000000000000000000000",
|
|
"warnOnly":false
|
|
},
|
|
"1": {
|
|
"expected": "1111111111111111111111111111111111111111111111111111111111111111",
|
|
"warnOnly":false
|
|
},
|
|
"2": {
|
|
"expected": "2222222222222222222222222222222222222222222222222222222222222222",
|
|
"warnOnly":false
|
|
},
|
|
"3": {
|
|
"expected": "3333333333333333333333333333333333333333333333333333333333333333",
|
|
"warnOnly":false
|
|
},
|
|
"4": {
|
|
"expected": "4444444444444444444444444444444444444444444444444444444444444444",
|
|
"warnOnly":false
|
|
},
|
|
"5": {
|
|
"expected": "5555555555555555555555555555555555555555555555555555555555555555",
|
|
"warnOnly":false
|
|
},
|
|
"6": {
|
|
"expected": "6666666666666666666666666666666666666666666666666666666666666666",
|
|
"warnOnly":false
|
|
}
|
|
}
|
|
}
|
|
]
|
|
}
|
|
`
|
|
signature := "placeholder-signature"
|
|
|
|
client := newTestClient(func(req *http.Request) *http.Response {
|
|
if req.URL.Path == "/constellation/v2/ref/-/stream/stable/v999.999.999/image/measurements.json" {
|
|
return &http.Response{
|
|
StatusCode: http.StatusOK,
|
|
Body: io.NopCloser(bytes.NewBufferString(measurements)),
|
|
Header: make(http.Header),
|
|
}
|
|
}
|
|
if req.URL.Path == "/constellation/v2/ref/-/stream/stable/v999.999.999/image/measurements.json.sig" {
|
|
return &http.Response{
|
|
StatusCode: http.StatusOK,
|
|
Body: io.NopCloser(bytes.NewBufferString(signature)),
|
|
Header: make(http.Header),
|
|
}
|
|
}
|
|
|
|
fmt.Println("unexpected request", req.URL.String())
|
|
return &http.Response{
|
|
StatusCode: http.StatusNotFound,
|
|
Body: io.NopCloser(bytes.NewBufferString("Not found.")),
|
|
Header: make(http.Header),
|
|
}
|
|
})
|
|
|
|
testCases := map[string]struct {
|
|
cosign cosignVerifierConstructor
|
|
rekor rekorVerifier
|
|
insecureFlag bool
|
|
wantErr bool
|
|
}{
|
|
"success": {
|
|
cosign: newStubCosignVerifier,
|
|
rekor: singleUUIDVerifier(),
|
|
},
|
|
"success without cosign": {
|
|
insecureFlag: true,
|
|
cosign: func(_ []byte) (sigstore.Verifier, error) {
|
|
return &stubCosignVerifier{
|
|
verifyError: assert.AnError,
|
|
}, nil
|
|
},
|
|
rekor: singleUUIDVerifier(),
|
|
},
|
|
"failing search should not result in error": {
|
|
cosign: newStubCosignVerifier,
|
|
rekor: &stubRekorVerifier{
|
|
SearchByHashUUIDs: []string{},
|
|
SearchByHashError: assert.AnError,
|
|
},
|
|
},
|
|
"failing verify should not result in error": {
|
|
cosign: newStubCosignVerifier,
|
|
rekor: &stubRekorVerifier{
|
|
SearchByHashUUIDs: []string{"11111111111111111111111111111111111111111111111111111111111111111111111111111111"},
|
|
VerifyEntryError: assert.AnError,
|
|
},
|
|
},
|
|
"signature verification failure": {
|
|
cosign: func(_ []byte) (sigstore.Verifier, error) {
|
|
return &stubCosignVerifier{
|
|
verifyError: assert.AnError,
|
|
}, nil
|
|
},
|
|
rekor: singleUUIDVerifier(),
|
|
wantErr: true,
|
|
},
|
|
}
|
|
|
|
for name, tc := range testCases {
|
|
t.Run(name, func(t *testing.T) {
|
|
assert := assert.New(t)
|
|
require := require.New(t)
|
|
|
|
cmd := newConfigFetchMeasurementsCmd()
|
|
fileHandler := file.NewHandler(afero.NewMemMapFs())
|
|
|
|
gcpConfig := defaultConfigWithExpectedMeasurements(t, config.Default(), cloudprovider.GCP)
|
|
gcpConfig.Image = "v999.999.999"
|
|
|
|
err := fileHandler.WriteYAML(constants.ConfigFilename, gcpConfig, file.OptMkdirAll)
|
|
require.NoError(err)
|
|
cfm := &configFetchMeasurementsCmd{canFetchMeasurements: true, log: logger.NewTest(t)}
|
|
cfm.flags.insecure = tc.insecureFlag
|
|
cfm.flags.force = true
|
|
|
|
err = cfm.configFetchMeasurements(cmd, tc.cosign, tc.rekor, fileHandler, stubAttestationFetcher{}, client)
|
|
if tc.wantErr {
|
|
assert.Error(err)
|
|
return
|
|
}
|
|
assert.NoError(err)
|
|
})
|
|
}
|
|
}
|
|
|
|
type stubAttestationFetcher struct{}
|
|
|
|
func (f stubAttestationFetcher) FetchAzureSEVSNPVersionList(_ context.Context, _ attestationconfigapi.AzureSEVSNPVersionList) (attestationconfigapi.AzureSEVSNPVersionList, error) {
|
|
return attestationconfigapi.AzureSEVSNPVersionList(
|
|
[]string{},
|
|
), nil
|
|
}
|
|
|
|
func (f stubAttestationFetcher) FetchAzureSEVSNPVersion(_ context.Context, _ attestationconfigapi.AzureSEVSNPVersionAPI) (attestationconfigapi.AzureSEVSNPVersionAPI, error) {
|
|
return attestationconfigapi.AzureSEVSNPVersionAPI{
|
|
AzureSEVSNPVersion: testCfg,
|
|
}, nil
|
|
}
|
|
|
|
func (f stubAttestationFetcher) FetchAzureSEVSNPVersionLatest(_ context.Context) (attestationconfigapi.AzureSEVSNPVersionAPI, error) {
|
|
return attestationconfigapi.AzureSEVSNPVersionAPI{
|
|
AzureSEVSNPVersion: testCfg,
|
|
}, nil
|
|
}
|
|
|
|
var testCfg = attestationconfigapi.AzureSEVSNPVersion{
|
|
Microcode: 93,
|
|
TEE: 0,
|
|
SNP: 6,
|
|
Bootloader: 2,
|
|
}
|