func (ctx *ClusterContext) nextContainerName(group string) string {
gSeq := func(g string, ctx *ClusterContext) *sequence.Seq {
sequenceLock.Lock()
defer sequenceLock.Unlock()
gSeq, ok := ctx.cSeqs[group]
if ok {
return gSeq
}
gSeq = &sequence.Seq{}
gSeq.Max(0)
ctx.cSeqs[group] = gSeq
return gSeq
}(group, ctx)
seq := gSeq.Next()
cn := dcontainer.ContainerName{
Group: group,
Seq: seq,
}
return cn.GetName()
}
