func spawnConsumer() error {
var err error
var consumer *redis.Client
consumer = redis.New()
err = consumer.Connect(host, port)
if err != nil {
log.Fatalf("Consumer failed to connect: %s\n", err.Error())
return err
}
log.Println("Consumer connected to redis-server.")
rec := make(chan []string)
log.Printf("Waiting for rec channel. Ctrl + C to quit.\n")
go consumer.Subscribe(rec, "channel")
var ls []string
for {
ls = <-rec
log.Printf("Consumer received: %v\n", strings.Join(ls, ", "))
}
consumer.Quit()
return nil
}
func spawnPublisher() error {
var err error
var publisher *redis.Client
publisher = redis.New()
err = publisher.Connect(host, port)
if err != nil {
log.Fatalf("Publisher failed to connect: %s\n", err.Error())
return err
}
log.Println("Publisher connected to redis-server.")
log.Println("Publishing some messages...")
publisher.Publish("channel", "Hello world!")
publisher.Publish("channel", "Do you know how to count?")
for i := 0; i < 3; i++ {
publisher.Publish("channel", i)
}
log.Printf("Closing publisher.\n")
publisher.Quit()
return nil
}
func redisGetHandler(w http.ResponseWriter, r *http.Request) {
var client *redis.Client
var err error
client = redis.New()
err = client.Connect("localhost", 6379)
if err != nil {
fmt.Fprintf(w, "/connect fail/")
return
}
defer client.Quit()
key := r.FormValue("key")
s, err := client.Get(key)
if err != nil {
fmt.Fprintf(w, "/values: is empty%s/", s)
return
}
fmt.Fprintf(w, "/values:%s/", s)
}
func redisSetHandler(w http.ResponseWriter, r *http.Request) {
value := r.FormValue("value")
key := r.FormValue("key")
fmt.Fprintf(w, "/set key:%s,value:%s/", key, value)
var err error
var client *redis.Client
client = redis.New()
err = client.Connect("localhost", 6379)
if err != nil {
fmt.Fprintf(w, "/connect fail/")
return
}
defer client.Quit()
client.Set(key, value)
if err != nil {
fmt.Fprintf(w, "/set values: is empty%s/")
return
}
fmt.Fprintf(w, "/set key:%s,value:%s/", key, value)
}