init micro runtime separately

pkg/micro/runtime/options.go

@@ -0,0 +1,48 @@
+package runtime
+
+import (
+	gorun "github.com/micro/go-micro/runtime"
+	"github.com/owncloud/ocis-pkg/log"
+)
+
+// Options is a runtime option
+type Options struct {
+	Services     []string
+	Logger       log.Logger
+	MicroRuntime *gorun.Runtime
+}
+
+// Option undocummented
+type Option func(o *Options)
+
+// newOptions initializes the available default options.
+func newOptions(opts ...Option) Options {
+	opt := Options{}
+
+	for _, o := range opts {
+		o(&opt)
+	}
+
+	return opt
+}
+
+// Services option
+func Services(s []string) Option {
+	return func(o *Options) {
+		o.Services = append(o.Services, s...)
+	}
+}
+
+// Logger option
+func Logger(l log.Logger) Option {
+	return func(o *Options) {
+		o.Logger = l
+	}
+}
+
+// MicroRuntime option
+func MicroRuntime(rt *gorun.Runtime) Option {
+	return func(o *Options) {
+		o.MicroRuntime = rt
+	}
+}