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package forward
import (
"context"
"testing"
"github.com/coredns/caddy"
"github.com/coredns/coredns/plugin/pkg/dnstest"
"github.com/coredns/coredns/plugin/test"
"github.com/miekg/dns"
)
func TestProxy(t *testing.T) {
s := dnstest.NewServer(func(w dns.ResponseWriter, r *dns.Msg) {
ret := new(dns.Msg)
ret.SetReply(r)
ret.Answer = append(ret.Answer, test.A("example.org. IN A 127.0.0.1"))
w.WriteMsg(ret)
})
defer s.Close()
c := caddy.NewTestController("dns", "forward . "+s.Addr)
fs, err := parseForward(c)
f := fs[0]
if err != nil {
t.Errorf("Failed to create forwarder: %s", err)
}
f.OnStartup()
defer f.OnShutdown()
m := new(dns.Msg)
m.SetQuestion("example.org.", dns.TypeA)
rec := dnstest.NewRecorder(&test.ResponseWriter{})
if _, err := f.ServeDNS(context.TODO(), rec, m); err != nil {
t.Fatal("Expected to receive reply, but didn't")
}
if x := rec.Msg.Answer[0].Header().Name; x != "example.org." {
t.Errorf("Expected %s, got %s", "example.org.", x)
}
}
func TestProxyTLSFail(t *testing.T) {
// This is an udp/tcp test server, so we shouldn't reach it with TLS.
s := dnstest.NewServer(func(w dns.ResponseWriter, r *dns.Msg) {
ret := new(dns.Msg)
ret.SetReply(r)
ret.Answer = append(ret.Answer, test.A("example.org. IN A 127.0.0.1"))
w.WriteMsg(ret)
})
defer s.Close()
c := caddy.NewTestController("dns", "forward . tls://"+s.Addr)
fs, err := parseForward(c)
f := fs[0]
if err != nil {
t.Errorf("Failed to create forwarder: %s", err)
}
f.OnStartup()
defer f.OnShutdown()
m := new(dns.Msg)
m.SetQuestion("example.org.", dns.TypeA)
rec := dnstest.NewRecorder(&test.ResponseWriter{})
if _, err := f.ServeDNS(context.TODO(), rec, m); err == nil {
t.Fatal("Expected *not* to receive reply, but got one")
}
}
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