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fix dq consumer stop bug #38

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fix dq consumer stop bug #38

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7 changes: 4 additions & 3 deletions dq/consumer.go
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Original file line number Diff line number Diff line change
Expand Up @@ -22,7 +22,7 @@ type (
Consume func(body []byte)

Consumer interface {
Consume(consume Consume)
Consume(consume Consume) *service.ServiceGroup
}

consumerCluster struct {
Expand All @@ -42,7 +42,7 @@ func NewConsumer(c DqConf) Consumer {
}
}

func (c *consumerCluster) Consume(consume Consume) {
func (c *consumerCluster) Consume(consume Consume) *service.ServiceGroup {
guardedConsume := func(body []byte) {
key := hash.Md5Hex(body)
body, ok := c.unwrap(body)
Expand All @@ -66,7 +66,8 @@ func (c *consumerCluster) Consume(consume Consume) {
consume: guardedConsume,
})
}
group.Start()

return group
}

func (c *consumerCluster) unwrap(body []byte) ([]byte, bool) {
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5 changes: 4 additions & 1 deletion example/dq/consumer/consumer.go
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Original file line number Diff line number Diff line change
Expand Up @@ -24,7 +24,10 @@ func main() {
Type: redis.NodeType,
},
})
consumer.Consume(func(body []byte) {
group := consumer.Consume(func(body []byte) {
fmt.Println(string(body))
})

defer group.Stop()
group.Start()
}