monorepo

Co-authored-by: Malte Poll <mp@edgeless.systems>
Co-authored-by: katexochen <katexochen@users.noreply.github.com>
Co-authored-by: Daniel Weiße <dw@edgeless.systems>
Co-authored-by: Thomas Tendyck <tt@edgeless.systems>
Co-authored-by: Benedict Schlueter <bs@edgeless.systems>
Co-authored-by: leongross <leon.gross@rub.de>
Co-authored-by: Moritz Eckert <m1gh7ym0@gmail.com>

coordinator/core/attest.go

@@ -0,0 +1,72 @@
+package core
+
+import (
+	"bytes"
+	"encoding/json"
+	"fmt"
+
+	"github.com/edgelesssys/constellation/coordinator/oid"
+)
+
+// QuoteValidator validates quotes.
+type QuoteValidator interface {
+	oid.Getter
+
+	// Validate validates a quote and returns the user data on success.
+	Validate(attDoc []byte, nonce []byte) ([]byte, error)
+}
+
+// QuoteIssuer issues quotes.
+type QuoteIssuer interface {
+	oid.Getter
+
+	// Issue issues a quote for remote attestation for a given message
+	Issue(userData []byte, nonce []byte) (quote []byte, err error)
+}
+
+type mockAttDoc struct {
+	UserData []byte
+	Nonce    []byte
+}
+
+func newMockAttDoc(userData []byte, nonce []byte) *mockAttDoc {
+	return &mockAttDoc{UserData: userData, Nonce: nonce}
+}
+
+type MockValidator struct {
+	oid.Dummy
+}
+
+// NewMockValidator returns a new MockValidator object.
+func NewMockValidator() *MockValidator {
+	return &MockValidator{}
+}
+
+// Validate implements the Validator interface.
+func (m *MockValidator) Validate(attDoc []byte, nonce []byte) ([]byte, error) {
+	var doc mockAttDoc
+
+	if err := json.Unmarshal(attDoc, &doc); err != nil {
+		return nil, err
+	}
+
+	if !bytes.Equal(doc.Nonce, nonce) {
+		return nil, fmt.Errorf("attDoc not valid: nonce not found")
+	}
+	return doc.UserData, nil
+}
+
+// MockIssuer is a mockup quote issuer.
+type MockIssuer struct {
+	oid.Dummy
+}
+
+// NewMockIssuer returns a new MockIssuer object.
+func NewMockIssuer() *MockIssuer {
+	return &MockIssuer{}
+}
+
+// Issue implements the Issuer interface.
+func (m *MockIssuer) Issue(userData []byte, nonce []byte) ([]byte, error) {
+	return json.Marshal(newMockAttDoc(userData, nonce))
+}