func WriteResult(result string) {
c := pool.Get()
defer c.Close()
_, err := redis.String(c.Do("LPUSH", "results", result))
if err != nil {
// never mind
}
return
}
func ExampleString() {
c, err := dial()
if err != nil {
panic(err)
}
defer c.Close()
c.Do("SET", "hello", "world")
s, err := redis.String(c.Do("GET", "hello"))
fmt.Printf("%#v\n", s)
// Output:
// "world"
}
func AcquireSchedulerLock(interval, timeout int) bool {
c := pool.Get()
defer c.Close()
exists, err := redis.Bool(c.Do("EXISTS", "scheduler:last_run"))
if err != nil || exists {
return false
}
_, err = redis.String(c.Do("SET", "scheduler:lock", "LOCK", "NX", "EX", timeout))
if err != nil {
return false
}
c.Do("SET", "scheduler:last_run", time.Now().Format(time.RFC3339), "EX", interval)
return true
}
// This example implements ZPOP as described at
// http://redis.io/topics/transactions using WATCH/MULTI/EXEC and scripting.
func Example_zpop() {
c, err := dial()
if err != nil {
fmt.Println(err)
return
}
defer c.Close()
// Add test data using a pipeline.
for i, member := range []string{"red", "blue", "green"} {
c.Send("ZADD", "zset", i, member)
}
if _, err := c.Do(""); err != nil {
fmt.Println(err)
return
}
// Pop using WATCH/MULTI/EXEC
v, err := zpop(c, "zset")
if err != nil {
fmt.Println(err)
return
}
fmt.Println(v)
// Pop using a script.
v, err = redis.String(zpopScript.Do(c, "zset"))
if err != nil {
fmt.Println(err)
return
}
fmt.Println(v)
// Output:
// red
// blue
}
