// Find possible addresses for cluster named name.
func lookup(b *doozer.Conn, name string) (as []string) {
rev, err := b.Rev()
if err != nil {
panic(err)
}
path := "/ctl/ns/" + name
names, err := b.Getdir(path, rev, 0, -1)
if err == doozer.ErrNoEnt {
return nil
} else if err, ok := err.(*doozer.Error); ok && err.Err == doozer.ErrNoEnt {
return nil
} else if err != nil {
panic(err)
}
path += "/"
for _, name := range names {
body, _, err := b.Get(path+name, &rev)
if err != nil {
panic(err)
}
as = append(as, string(body))
}
return as
}
