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9f651a397b
We don't need to network to do tests, we up enough local servers to we don't need to forward to,s say 8.8.8.8
54 lines
1.3 KiB
Go
54 lines
1.3 KiB
Go
package test
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import (
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"testing"
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"github.com/miekg/dns"
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)
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// Start 2 tests server, server A will proxy to B, server B is an CH server.
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func TestProxyToChaosServer(t *testing.T) {
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corefile := `.:0 {
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chaos CoreDNS-001 miek@miek.nl
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}
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`
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chaos, tcpCH, udpCH, err := Server(t, corefile)
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if err != nil {
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t.Fatalf("Could get server: %s", err)
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}
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defer chaos.Stop()
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corefileProxy := `.:0 {
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proxy . ` + udpCH + `
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}
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`
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proxy, _, udp, err := Server(t, corefileProxy)
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if err != nil {
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t.Fatalf("Could get server: %s", err)
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}
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defer proxy.Stop()
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chaosTest(t, udpCH, "udp")
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chaosTest(t, tcpCH, "tcp")
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chaosTest(t, udp, "udp")
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// chaosTest(t, tcp, "tcp"), commented out because we use the original transport to reach the
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// proxy and we only forward to the udp port.
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}
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func chaosTest(t *testing.T, server, net string) {
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m := Msg("version.bind.", dns.TypeTXT, nil)
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m.Question[0].Qclass = dns.ClassCHAOS
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r, err := Exchange(m, server, net)
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if err != nil {
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t.Fatalf("Could not send message: %s", err)
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}
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if r.Rcode != dns.RcodeSuccess || len(r.Answer) == 0 {
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t.Fatalf("Expected successful reply on %s, got %s", net, dns.RcodeToString[r.Rcode])
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}
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if r.Answer[0].String() != `version.bind. 0 CH TXT "CoreDNS-001"` {
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t.Fatalf("Expected version.bind. reply, got %s", r.Answer[0].String())
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}
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}
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