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writes.go
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/
writes.go
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package main
import (
"fmt"
"github.com/andreasgudmundsson/go-zookeeper/zk"
"math/rand"
"os"
"time"
)
func main() {
conn_s := "127.0.0.1"
path := ""
if len(os.Args) >= 2 {
conn_s = os.Args[1]
}
if len(os.Args) >= 3 {
path = os.Args[2]
}
servers, chroot := zk.ParseConnectionString(conn_s)
fmt.Printf("%+v, chroot=%s\n", servers, chroot)
c, _, err := zk.Connect(servers, time.Second, zk.WithChroot(chroot))
if err != nil {
panic(err)
}
for {
name, data := genNode(10, 10)
_, err := c.Create(path+name, data, 0, zk.WorldACL(zk.PermAll))
fmt.Printf("%s: %s\n", path+name, data)
if err != nil {
panic(err)
}
time.Sleep(time.Second)
}
}
func genNode(n, m int) (string, []byte) {
var letters = []rune("abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ")
path := make([]rune, n)
for i := range path {
path[i] = letters[rand.Intn(len(letters))]
}
data := make([]rune, m)
for i := range data {
data[i] = letters[rand.Intn(len(letters))]
}
return "/" + string(path), []byte(string(data))
}