migrate from github

pkg/mq/mq_impl.go

@@ -0,0 +1,29 @@
+package mq
+
+import "strings"
+
+type Backend string
+
+const (
+	BackendRedis    Backend = "redis"
+	BackendRabbitMQ Backend = "rabbitmq"
+)
+
+type Options struct {
+	RabbitMQURL string
+}
+
+func NewMessageQueues(cfg *Options) (map[Backend]MessageQueue, error) {
+	mqs := map[Backend]MessageQueue{}
+	mqs[BackendRedis] = NewRedisMQ()
+
+	if cfg != nil && strings.TrimSpace(cfg.RabbitMQURL) != "" {
+		rmq, err := NewRabbitMQ(RabbitMQConfig{URL: cfg.RabbitMQURL})
+		if err != nil {
+			return mqs, err
+		}
+		mqs[BackendRabbitMQ] = rmq
+	}
+
+	return mqs, nil
+}