Method UnmarshalCaddyfile

modules/caddytls/matchers.go:232–265

UnmarshalCaddyfile implements caddyfile.Unmarshaler.

(d *caddyfile.Dispenser)

// UnmarshalCaddyfile implements caddyfile.Unmarshaler.
func (mre *MatchRegexp) UnmarshalCaddyfile(d *caddyfile.Dispenser) error {
	// iterate to merge multiple matchers into one
	for d.Next() {
		// If this is the second iteration of the loop
		// then there's more than one *_regexp matcher,
		// and we would end up overwriting the old one
		if mre.Pattern != "" {
			return d.Err("regular expression can only be used once per named matcher")
		}

		args := d.RemainingArgs()
		switch len(args) {
		case 1:
			mre.Pattern = args[0]
		case 2:
			mre.Name = args[0]
			mre.Pattern = args[1]
		default:
			return d.ArgErr()
		}

		// Default to the named matcher's name, if no regexp name is provided.
		// Note: it requires d.SetContext(caddyfile.MatcherNameCtxKey, value)
		// called before this unmarshalling, otherwise it wouldn't work.
		if mre.Name == "" {
			mre.Name = d.GetContextString(caddyfile.MatcherNameCtxKey)
		}

		if d.NextBlock(0) {
			return d.Err("malformed regexp matcher: blocks are not supported")
		}
	}
	return nil
}

// MatchServerNameRE matches based on SNI using a regular expression.
type MatchServerNameRE struct{ MatchRegexp }