mv src/common src/utils src/grpc-etcdv3 to pkg

pkg/common/kafka/consumer.go

@@ -0,0 +1,36 @@
+package kafka
+
+import (
+	"github.com/Shopify/sarama"
+	"sync"
+)
+
+type Consumer struct {
+	addr          []string
+	WG            sync.WaitGroup
+	Topic         string
+	PartitionList []int32
+	Consumer      sarama.Consumer
+}
+
+func NewKafkaConsumer(addr []string, topic string) *Consumer {
+	p := Consumer{}
+	p.Topic = topic
+	p.addr = addr
+
+	consumer, err := sarama.NewConsumer(p.addr, nil)
+	if err != nil {
+		panic(err)
+		return nil
+	}
+	p.Consumer = consumer
+
+	partitionList, err := consumer.Partitions(p.Topic)
+	if err != nil {
+		panic(err)
+		return nil
+	}
+	p.PartitionList = partitionList
+
+	return &p
+}