func NewSource(ins *visor.Instance, tail Tailer, pubc chan<- Line) Source {
s := &source{
ins: ins,
errc: make(chan error, 1),
waitc: make(chan error),
stopc: make(chan chan error),
instanceID: strconv.FormatInt(ins.ID, 10),
topics: []string{
ins.ServiceName(),
ins.RevString(),
ins.EnvString(),
ins.RefString(),
},
}
go s.waitStop()
go s.loop(tail, pubc)
return s
}
