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Validate zone during normalization (#3165)

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This commit is contained in:
Julien Garcia Gonzalez
2019-08-21 15:34:21 +02:00
committed by Yong Tang
parent 27f44f60ee
commit f888c5f7f6
2 changed files with 9 additions and 1 deletions
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9
core/dnsserver/address.go
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@@ -3,6 +3,7 @@ package dnsserver
import (
"fmt"
"net"
"net/url"
"strings"
"github.com/coredns/coredns/plugin"
@@ -52,7 +53,13 @@ func normalizeZone(str string) (zoneAddr, error) {
}
}
return zoneAddr{Zone: dns.Fqdn(host), Port: port, Transport: trans, IPNet: ipnet}, nil
z := zoneAddr{Zone: dns.Fqdn(host), Port: port, Transport: trans, IPNet: ipnet}
_, err = url.ParseRequestURI(z.String())
if err != nil {
return zoneAddr{}, err
}
return z, nil
}
// SplitProtocolHostPort splits a full formed address like "dns://[::1]:53" into parts.