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83 lines
1.7 KiB
83 lines
1.7 KiB
/**
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* Created by GoLand.
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* User: link1st
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* Date: 2019-07-25
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* Time: 17:28
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*/
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package cache
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import (
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"encoding/json"
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"fmt"
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"github.com/go-redis/redis"
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"gowebsocket/lib/redislib"
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"gowebsocket/models"
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)
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const (
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userOnlinePrefix = "acc:user:online:" // 用户在线状态
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userOnlineCacheTime = 24 * 60 * 60
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)
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/********************* 查询用户是否在线 ************************/
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func getUserOnlineKey(userKey string) (key string) {
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key = fmt.Sprintf("%s%s", userOnlinePrefix, userKey)
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return
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}
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func GetUserOnlineInfo(userKey string) (userOnline *models.UserOnline, err error) {
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redisClient := redislib.GetClient()
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key := getUserOnlineKey(userKey)
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data, err := redisClient.Get(key).Bytes()
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if err != nil {
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if err == redis.Nil {
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fmt.Println("GetUserOnlineInfo", userKey, err)
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return
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}
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fmt.Println("GetUserOnlineInfo", userKey, err)
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return
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}
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userOnline = &models.UserOnline{}
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err = json.Unmarshal(data, userOnline)
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if err != nil {
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fmt.Println("获取用户在线数据 json Unmarshal", userKey, err)
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return
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}
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fmt.Println("获取用户在线数据", userKey, "time", userOnline.LoginTime, userOnline.HeartbeatTime, "AccIp", userOnline.AccIp, userOnline.IsLogoff)
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return
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}
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// 设置用户在线数据
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func SetUserOnlineInfo(userKey string, userOnline *models.UserOnline) (err error) {
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redisClient := redislib.GetClient()
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key := getUserOnlineKey(userKey)
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valueByte, err := json.Marshal(userOnline)
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if err != nil {
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fmt.Println("设置用户在线数据 json Marshal", key, err)
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return
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}
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_, err = redisClient.Do("setEx", key, userOnlineCacheTime, string(valueByte)).Result()
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if err != nil {
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fmt.Println("设置用户在线数据 ", key, err)
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return
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}
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return
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}
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