func normalizeNames(names []string) error {
for i := range names {
n, err := acmeutils.NormalizeHostname(names[i])
if err != nil {
return err
}
names[i] = n
}
return nil
}
func cmdWant() {
hostnames := *wantArg
// Ensure all hostnames provided are valid.
for idx := range hostnames {
norm, err := acmeutils.NormalizeHostname(hostnames[idx])
if err != nil {
log.Fatalf("invalid hostname: %#v: %v", hostnames[idx], err)
return
}
hostnames[idx] = norm
}
// Determine whether there already exists a target satisfying all given
// hostnames or a superset thereof.
s, err := storage.NewFDB(*stateFlag)
log.Fatale(err, "storage")
alreadyExists := false
s.VisitTargets(func(t *storage.Target) error {
nm := map[string]struct{}{}
for _, n := range t.Satisfy.Names {
nm[n] = struct{}{}
}
for _, w := range hostnames {
if _, ok := nm[w]; !ok {
return nil
}
}
alreadyExists = true
return nil
})
if alreadyExists {
return
}
// Add the target.
tgt := storage.Target{
Satisfy: storage.TargetSatisfy{
Names: hostnames,
},
}
err = s.SaveTarget(&tgt)
log.Fatale(err, "add target")
}