Files
zhub/zsub/zdb.go
lxy 0aa0abb762 新增:延时事件持久化
git-svn-id: svn://47.119.165.148/zhub@101 e63fbceb-bcc3-4977-ac22-735b83d8d0f4
2021-02-06 08:10:01 +00:00

85 lines
1.4 KiB
Go

package zsub
import (
"bufio"
"fmt"
"log"
"os"
"strconv"
"strings"
"time"
)
var (
// hubChan = make(chan Message, 1000) //接收到的 所有消息数据
)
// 数据封装
type Message struct {
Conn *ZConn
Rcmd []string
}
// 文件追加内容
func Append(str string, fileName string) {
file, err := os.OpenFile(fileName, os.O_CREATE|os.O_WRONLY, os.ModeAppend)
if err != nil {
fmt.Println(err)
}
defer file.Close()
_, err = file.WriteString(str)
if err != nil {
log.Println(err)
}
}
// 数据持久化
func (s *ZSub) saveDelay() {
s.Lock()
defer s.Unlock()
err := os.Remove("delay.z")
if err != nil {
log.Println(err)
}
for _, delay := range s.delays {
Append(fmt.Sprintf("%s %s %s\n", delay.topic, delay.value, strconv.FormatInt(delay.exectime.Unix(), 10)), "delay.z")
}
}
func (s *ZSub) reloadDelay() {
f, err := os.Open("delay.z")
if err != nil {
return
}
defer f.Close()
r := bufio.NewReader(f)
for {
bytes, err := r.ReadBytes('\n')
if err != nil {
return
}
line := string(bytes)
if len(line) == 0 {
continue
}
line = strings.Trim(line, " \r\n")
split := strings.Split(line, " ")
if len(split) != 3 {
continue
}
exectime, err := strconv.ParseInt(split[2], 10, 64)
if err != nil {
log.Println(err)
continue
}
if exectime < time.Now().Unix() {
continue
}
s.delay([]string{"delay", split[0], split[1], strconv.FormatInt((exectime-time.Now().Unix())*1000, 10)}, nil)
}
}