Initial QSfera import

Server/services/policies/pkg/service/grpc/service.go

@@ -0,0 +1,35 @@
+package grpcSVC
+
+import (
+	"context"
+
+	v0 "github.com/qsfera/server/protogen/gen/qsfera/services/policies/v0"
+	"github.com/qsfera/server/services/policies/pkg/engine"
+)
+
+// Service defines the service handlers.
+type Service struct {
+	engine engine.Engine
+}
+
+// New returns a service implementation for Service.
+func New(engine engine.Engine) (Service, error) {
+	svc := Service{
+		engine: engine,
+	}
+
+	return svc, nil
+}
+
+// Evaluate exposes the engine policy evaluation.
+func (s Service) Evaluate(ctx context.Context, request *v0.EvaluateRequest, response *v0.EvaluateResponse) error {
+	env, err := engine.NewEnvironmentFromPB(request.Environment)
+	if err != nil {
+		return err
+	}
+
+	result, err := s.engine.Evaluate(ctx, request.Query, env)
+	response.Result = result
+
+	return err
+}