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Plugin/BIND - extend the syntax to allow multiple addresses (#1512)

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* Extend bind to allow multiple addresses. UTs added. Changes the log for server starting, adding address when available

* update readme for bind

* fixes after review

* minor fix on readme

* accept multiple BIND directives in blocserver, consolidate the addresses

* fixes after review - format logging server address, variable names
This commit is contained in:
Francois Tur
2018-02-14 14:19:32 -05:00
committed by Miek Gieben
parent a0834b1dd5
commit 76455c6a0d
11 changed files with 279 additions and 47 deletions
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16
core/dnsserver/address.go
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@@ -1,6 +1,7 @@
package dnsserver
import (
"fmt"
"net"
"strings"
@@ -72,6 +73,21 @@ func normalizeZone(str string) (zoneAddr, error) {
return zoneAddr{Zone: dns.Fqdn(host), Port: port, Transport: trans, IPNet: ipnet}, nil
}
// SplitProtocolHostPort - split a full formed address like "dns://[::1}:53" into parts
func SplitProtocolHostPort(address string) (protocol string, ip string, port string, err error) {
parts := strings.Split(address, "://")
switch len(parts) {
case 1:
ip, port, err := net.SplitHostPort(parts[0])
return "", ip, port, err
case 2:
ip, port, err := net.SplitHostPort(parts[1])
return parts[0], ip, port, err
default:
return "", "", "", fmt.Errorf("provided value is not in an address format : %s", address)
}
}
// Supported transports.
const (
TransportDNS = "dns"