diff --git a/pkg/client/tokenexchange/tokenexchange.go b/pkg/client/tokenexchange/tokenexchange.go index fdac833..7bc35a2 100644 --- a/pkg/client/tokenexchange/tokenexchange.go +++ b/pkg/client/tokenexchange/tokenexchange.go @@ -4,7 +4,9 @@ import ( "context" "errors" "net/http" + "time" + "github.com/go-jose/go-jose/v3" "github.com/zitadel/oidc/v3/pkg/client" httphelper "github.com/zitadel/oidc/v3/pkg/http" "github.com/zitadel/oidc/v3/pkg/oidc" @@ -33,6 +35,17 @@ func NewTokenExchangerClientCredentials(ctx context.Context, issuer, clientID, c return newOAuthTokenExchange(ctx, issuer, authorizer, options...) } +func NewTokenExchangerJWTProfile(ctx context.Context, issuer, clientID string, signer jose.Signer, options ...func(source *OAuthTokenExchange)) (TokenExchanger, error) { + authorizer := func() (any, error) { + assertion, err := client.SignedJWTProfileAssertion(clientID, []string{issuer}, time.Hour, signer) + if err != nil { + return nil, err + } + return client.ClientAssertionFormAuthorization(assertion), nil + } + return newOAuthTokenExchange(ctx, issuer, authorizer, options...) +} + func newOAuthTokenExchange(ctx context.Context, issuer string, authorizer func() (any, error), options ...func(source *OAuthTokenExchange)) (*OAuthTokenExchange, error) { te := &OAuthTokenExchange{ httpClient: httphelper.DefaultHTTPClient,