[authn]: add GetIDClaims() to Requester (#91387)

* authn: add GetIDClaims() to Requester

Co-Authored-By: Gabriel MABILLE <gamab@users.noreply.github.com>

* authn: update StaticRequester

Co-Authored-By: Gabriel MABILLE <gamab@users.noreply.github.com>

* update auth/idtest/mock

Co-Authored-By: Gabriel MABILLE <gamab@users.noreply.github.com>

* Fix test

Co-authored-by: Claudiu Dragalina-Paraipan <claudiu.dragalina@grafana.com>

---------

Co-authored-by: Gabriel MABILLE <gamab@users.noreply.github.com>
Co-authored-by: gamab <gabriel.mabille@grafana.com>
This commit is contained in:
Claudiu Dragalina-Paraipan
2024-08-02 12:36:02 +03:00
committed by GitHub
co-authored by Gabriel MABILLE Claudiu Dragalina-Paraipan gamab
parent a940bb87be
commit e2435f92f1
10 changed files with 112 additions and 32 deletions
+38 -19
View File
@@ -58,21 +58,30 @@ type Service struct {
nsMapper request.NamespaceMapper
}
func (s *Service) SignIdentity(ctx context.Context, id identity.Requester) (string, error) {
func (s *Service) SignIdentity(ctx context.Context, id identity.Requester) (string, *authnlib.Claims[authnlib.IDTokenClaims], error) {
defer func(t time.Time) {
s.metrics.tokenSigningDurationHistogram.Observe(time.Since(t).Seconds())
}(time.Now())
cacheKey := prefixCacheKey(id.GetCacheKey())
result, err, _ := s.si.Do(cacheKey, func() (interface{}, error) {
type resultType struct {
token string
idClaims *auth.IDClaims
}
result, err, _ := s.si.Do(cacheKey, func() (any, error) {
namespace, identifier := id.GetTypedID()
cachedToken, err := s.cache.Get(ctx, cacheKey)
if err == nil {
s.metrics.tokenSigningFromCacheCounter.Inc()
s.logger.FromContext(ctx).Debug("Cached token found", "namespace", namespace, "id", identifier)
return string(cachedToken), nil
tokenClaims, err := s.extractTokenClaims(string(cachedToken))
if err != nil {
return resultType{}, err
}
return resultType{token: string(cachedToken), idClaims: tokenClaims}, nil
}
s.metrics.tokenSigningCounter.Inc()
@@ -104,21 +113,12 @@ func (s *Service) SignIdentity(ctx context.Context, id identity.Requester) (stri
token, err := s.signer.SignIDToken(ctx, claims)
if err != nil {
s.metrics.failedTokenSigningCounter.Inc()
return "", err
return resultType{}, nil
}
parsed, err := jwt.ParseSigned(token)
extracted, err := s.extractTokenClaims(token)
if err != nil {
s.metrics.failedTokenSigningCounter.Inc()
return "", err
}
extracted := auth.IDClaims{}
// We don't need to verify the signature here, we are only interested in checking
// when the token expires.
if err := parsed.UnsafeClaimsWithoutVerification(&extracted); err != nil {
s.metrics.failedTokenSigningCounter.Inc()
return "", err
return resultType{}, err
}
expires := time.Until(extracted.Expiry.Time())
@@ -126,14 +126,14 @@ func (s *Service) SignIdentity(ctx context.Context, id identity.Requester) (stri
s.logger.FromContext(ctx).Error("Failed to add id token to cache", "error", err)
}
return token, nil
return resultType{token: token, idClaims: claims}, nil
})
if err != nil {
return "", err
return "", nil, err
}
return result.(string), nil
return result.(resultType).token, result.(resultType).idClaims, nil
}
func (s *Service) RemoveIDToken(ctx context.Context, id identity.Requester) error {
@@ -142,7 +142,7 @@ func (s *Service) RemoveIDToken(ctx context.Context, id identity.Requester) erro
func (s *Service) hook(ctx context.Context, identity *authn.Identity, _ *authn.Request) error {
// FIXME(kalleep): we should probably lazy load this
token, err := s.SignIdentity(ctx, identity)
token, claims, err := s.SignIdentity(ctx, identity)
if err != nil {
if shouldLogErr(err) {
namespace, id := identity.GetTypedID()
@@ -153,9 +153,28 @@ func (s *Service) hook(ctx context.Context, identity *authn.Identity, _ *authn.R
}
identity.IDToken = token
identity.IDTokenClaims = claims
return nil
}
func (s *Service) extractTokenClaims(token string) (*authnlib.Claims[authnlib.IDTokenClaims], error) {
parsed, err := jwt.ParseSigned(token)
if err != nil {
s.metrics.failedTokenSigningCounter.Inc()
return nil, err
}
extracted := authnlib.Claims[authnlib.IDTokenClaims]{}
// We don't need to verify the signature here, we are only interested in checking
// when the token expires.
if err := parsed.UnsafeClaimsWithoutVerification(&extracted); err != nil {
s.metrics.failedTokenSigningCounter.Inc()
return nil, err
}
return &extracted, nil
}
func getAudience(orgID int64) jwt.Audience {
return jwt.Audience{fmt.Sprintf("org:%d", orgID)}
}
+20 -2
View File
@@ -70,7 +70,7 @@ func TestService_SignIdentity(t *testing.T) {
featuremgmt.WithFeatures(featuremgmt.FlagIdForwarding),
&authntest.FakeService{}, nil,
)
token, err := s.SignIdentity(context.Background(), &authn.Identity{ID: identity.MustParseTypedID("user:1")})
token, _, err := s.SignIdentity(context.Background(), &authn.Identity{ID: identity.MustParseTypedID("user:1")})
require.NoError(t, err)
require.NotEmpty(t, token)
})
@@ -81,7 +81,7 @@ func TestService_SignIdentity(t *testing.T) {
featuremgmt.WithFeatures(featuremgmt.FlagIdForwarding),
&authntest.FakeService{}, nil,
)
token, err := s.SignIdentity(context.Background(), &authn.Identity{
token, _, err := s.SignIdentity(context.Background(), &authn.Identity{
ID: identity.MustParseTypedID("user:1"),
AuthenticatedBy: login.AzureADAuthModule,
Login: "U1",
@@ -97,4 +97,22 @@ func TestService_SignIdentity(t *testing.T) {
assert.Equal(t, "U1", claims.Rest.Username)
assert.Equal(t, "user:edpu3nnt61se8e", claims.Rest.UID)
})
t.Run("should sign identity with authenticated by if user is externally authenticated", func(t *testing.T) {
s := ProvideService(
setting.NewCfg(), signer, remotecache.NewFakeCacheStorage(),
featuremgmt.WithFeatures(featuremgmt.FlagIdForwarding),
&authntest.FakeService{}, nil,
)
_, gotClaims, err := s.SignIdentity(context.Background(), &authn.Identity{
ID: identity.MustParseTypedID("user:1"),
AuthenticatedBy: login.AzureADAuthModule,
Login: "U1",
UID: identity.NewTypedIDString(identity.TypeUser, "edpu3nnt61se8e")})
require.NoError(t, err)
assert.Equal(t, login.AzureADAuthModule, gotClaims.Rest.AuthenticatedBy)
assert.Equal(t, "U1", gotClaims.Rest.Username)
assert.Equal(t, "user:edpu3nnt61se8e", gotClaims.Rest.UID)
})
}