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Add e2e coverage for DNS on TCP
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07df69d339
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@ -67,7 +67,9 @@ var _ = Describe("Services", func() {
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probeCmd := "for i in `seq 1 600`; do "
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for _, name := range namesToResolve {
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probeCmd += fmt.Sprintf("wget -O /dev/null %s && echo OK > /results/%s;", name, name)
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// Resolve by TCP and UDP DNS.
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probeCmd += fmt.Sprintf(`test -n "$(dig +notcp +noall +answer +search %s)" && echo OK > /results/udp@%s;`, name, name)
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probeCmd += fmt.Sprintf(`test -n "$(dig +tcp +noall +answer +search %s)" && echo OK > /results/tcp@%s;`, name, name)
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}
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probeCmd += "sleep 1; done"
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@ -102,8 +104,8 @@ var _ = Describe("Services", func() {
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},
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},
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{
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Name: "pinger",
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Image: "gcr.io/google_containers/busybox",
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Name: "querier",
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Image: "gcr.io/google_containers/dnsutils",
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Command: []string{"sh", "-c", probeCmd},
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VolumeMounts: []api.VolumeMount{
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{
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@ -141,16 +143,18 @@ var _ = Describe("Services", func() {
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expectNoError(wait.Poll(time.Second*2, time.Second*60, func() (bool, error) {
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failed = []string{}
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for _, name := range namesToResolve {
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_, err := c.Get().
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Prefix("proxy").
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Resource("pods").
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Namespace(api.NamespaceDefault).
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Name(pod.Name).
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Suffix("results", name).
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Do().Raw()
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if err != nil {
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failed = append(failed, name)
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Logf("Lookup using %s for %s failed: %v\n", pod.Name, name, err)
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for _, proto := range []string{"udp", "tcp"} {
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testCase := fmt.Sprintf("%s@%s", proto, name)
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_, err := c.Get().
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Prefix("proxy").
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Resource("pods").
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Namespace(api.NamespaceDefault).
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Name(pod.Name).
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Suffix("results", testCase).
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Do().Raw()
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if err != nil {
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failed = append(failed, testCase)
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}
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}
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}
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if len(failed) == 0 {
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