func GetInfos(category, key string) *myredis.TagsInfo {
//first get awsinfo from redis
m := myredis.HMget(key)
if m != nil {
//if redis not find the key,then get awsinfo from aws
if m.Name == "" || m.Region == "" || m.Id == "" {
if category == "ip" {
Update("ip", key)
} else {
Update("id", key)
}
m = myredis.HMget(key)
}
return m
}
//maybe redis server down
v, ok := memMap[key]
if ok {
m = v
} else {
if category == "ip" {
Update("ip", key)
} else {
Update("id", key)
}
m = memMap[key]
}
return m
}
//sync the infos from aws to redis,then sync the infos to memory cache:memMap
func SyncInfos() {
go func() {
tick := time.Tick(time.Duration(g.Config().UpdateStep) * time.Second)
for _ = range tick {
ks := myredis.GetKeys()
for i := 0; i < len(ks); i++ {
k := ks[i]
m := myredis.HMget(k)
id := m.Id
funcs.Update("id", id)
}
}
}()
}