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package federation_test
import (
"bytes"
"crypto/x509"
"errors"
"io"
"net/http"
"net/http/httptest"
"strings"
"testing"
"github.com/spiffe/go-spiffe/v2/bundle/spiffebundle"
"github.com/spiffe/go-spiffe/v2/federation"
"github.com/spiffe/go-spiffe/v2/logger"
"github.com/spiffe/go-spiffe/v2/spiffeid"
"github.com/stretchr/testify/require"
)
const jwks = `{
"keys": [
{
"use": "x509-svid",
"kty": "EC",
"crv": "P-256",
"x": "fK-wKTnKL7KFLM27lqq5DC-bxrVaH6rDV-IcCSEOeL4",
"y": "wq-g3TQWxYlV51TCPH030yXsRxvujD4hUUaIQrXk4KI",
"x5c": [
"MIIBKjCB0aADAgECAgEBMAoGCCqGSM49BAMCMAAwIhgPMDAwMTAxMDEwMDAwMDBaGA85OTk5MTIzMTIzNTk1OVowADBZMBMGByqGSM49AgEGCCqGSM49AwEHA0IABHyvsCk5yi+yhSzNu5aquQwvm8a1Wh+qw1fiHAkhDni+wq+g3TQWxYlV51TCPH030yXsRxvujD4hUUaIQrXk4KKjODA2MA8GA1UdEwEB/wQFMAMBAf8wIwYDVR0RAQH/BBkwF4YVc3BpZmZlOi8vZG9tYWluMS50ZXN0MAoGCCqGSM49BAMCA0gAMEUCIA2dO09Xmakw2ekuHKWC4hBhCkpr5qY4bI8YUcXfxg/1AiEA67kMyH7bQnr7OVLUrL+b9ylAdZglS5kKnYigmwDh+/U="
]
},
{
"use": "jwt-svid",
"kty": "EC",
"kid": "KID",
"crv": "P-256",
"x": "fK-wKTnKL7KFLM27lqq5DC-bxrVaH6rDV-IcCSEOeL4",
"y": "wq-g3TQWxYlV51TCPH030yXsRxvujD4hUUaIQrXk4KI"
}
]
}`
func TestHandler(t *testing.T) {
trustDomain, err := spiffeid.TrustDomainFromString("test.domain")
require.NoError(t, err)
bundle, err := spiffebundle.Parse(trustDomain, []byte(jwks))
require.NoError(t, err)
writer := new(bytes.Buffer)
source := &fakeSource{}
handler, err := federation.NewHandler(trustDomain, source, federation.WithLogger(logger.Writer(writer)))
require.NoError(t, err)
server := httptest.NewServer(handler)
defer server.Close()
testCases := []struct {
name string
response string
statusCode int
log string
call func(server *httptest.Server) (*http.Response, error)
}{
{
name: "success x509 bundle",
call: func(server *httptest.Server) (response *http.Response, err error) {
source.bundles = map[spiffeid.TrustDomain]*spiffebundle.Bundle{
trustDomain: bundle,
}
return http.Get(server.URL)
},
statusCode: http.StatusOK,
response: jwks,
},
{
name: "invalid method",
call: func(server *httptest.Server) (response *http.Response, err error) {
source.bundles = map[spiffeid.TrustDomain]*spiffebundle.Bundle{
trustDomain: {},
}
return http.Post(server.URL, "application/json", strings.NewReader("test"))
},
statusCode: http.StatusMethodNotAllowed,
response: "method is not allowed\n",
},
{
name: "bundle not found",
call: func(server *httptest.Server) (response *http.Response, err error) {
source.bundles = map[spiffeid.TrustDomain]*spiffebundle.Bundle{
spiffeid.RequireTrustDomainFromString("test.domain2"): {},
}
return http.Get(server.URL)
},
statusCode: http.StatusInternalServerError,
response: "unable to serve bundle for \"test.domain\"\n",
log: "unable to get bundle for trust domain \"test.domain\": bundle not found",
},
{
name: "marshaling error",
call: func(server *httptest.Server) (response *http.Response, err error) {
source.bundles = map[spiffeid.TrustDomain]*spiffebundle.Bundle{
// Create an invalid bundle
trustDomain: spiffebundle.FromX509Authorities(trustDomain, []*x509.Certificate{
{
Raw: []byte("invalid raw"),
},
}),
}
return http.Get(server.URL)
},
statusCode: http.StatusInternalServerError,
response: "unable to serve bundle for \"test.domain\"\n",
log: "unable to marshal bundle for trust domain \"test.domain\": json: error calling MarshalJSON",
},
}
for _, testCase := range testCases {
t.Run(testCase.name, func(t *testing.T) {
writer.Reset()
res, err := testCase.call(server)
require.NoError(t, err)
defer res.Body.Close()
actual, err := io.ReadAll(res.Body)
require.NoError(t, err)
switch {
case res.StatusCode == http.StatusOK:
require.Equal(t, []string{"application/json"}, res.Header["Content-Type"])
require.JSONEq(t, testCase.response, string(actual))
default:
require.Equal(t, testCase.statusCode, res.StatusCode)
require.Equal(t, testCase.response, string(actual))
if testCase.log != "" {
require.Contains(t, writer.String(), testCase.log)
}
}
})
}
}
type fakeSource struct {
bundles map[spiffeid.TrustDomain]*spiffebundle.Bundle
}
func (s *fakeSource) GetBundleForTrustDomain(trustDomain spiffeid.TrustDomain) (*spiffebundle.Bundle, error) {
b, ok := s.bundles[trustDomain]
if !ok {
return nil, errors.New("bundle not found")
}
return b, nil
}
|
