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Merge pull request #105283 from ricky-rav/dev_BZ_1997235

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add NET_RAW capability to server container in "should drop INVALID conntrack entries" e2e test
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Kubernetes Prow Robot 2021-09-28 02:28:42 -07:00 committed by GitHub
commit 2ba872513d
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1 changed files with 9 additions and 4 deletions
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13
test/e2e/network/conntrack.go
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@ -285,7 +285,7 @@ var _ = common.SIGDescribe("Conntrack", func() {
// IP could result in the connection being closed with the error "Connection reset by
// peer"
// xref: https://kubernetes.io/blog/2019/03/29/kube-proxy-subtleties-debugging-an-intermittent-connection-reset/
ginkgo.It("should drop INVALID conntrack entries", func() {
ginkgo.It("should drop INVALID conntrack entries [Privileged]", func() {
serverLabel := map[string]string{
"app": "boom-server",
}
@ -325,6 +325,11 @@ var _ = common.SIGDescribe("Conntrack", func() {
},
},
},
SecurityContext: &v1.SecurityContext{
Capabilities: &v1.Capabilities{
Add: []v1.Capability{"NET_RAW"},
},
},
},
},
},
@ -381,19 +386,19 @@ var _ = common.SIGDescribe("Conntrack", func() {
// if conntrack does not drop the invalid packets it will go through without NAT
// so the client will receive an unexpected TCP connection and RST the connection
// the server will log ERROR if that happens
ginkgo.By("checking client pod does not RST the TCP connection because it receives and INVALID packet")
ginkgo.By("checking client pod does not RST the TCP connection because it receives an INVALID packet")
if err := wait.PollImmediate(5*time.Second, time.Minute, logContainsFn("ERROR", "boom-server")); err == nil {
logs, err := e2epod.GetPodLogs(cs, ns, "boom-server", "boom-server")
framework.ExpectNoError(err)
framework.Logf("boom-server pod logs: %s", logs)
framework.Failf("Boom server pod received a RST from the client")
framework.Failf("boom-server pod received a RST from the client")
}
logs, err := e2epod.GetPodLogs(cs, ns, "boom-server", "boom-server")
framework.ExpectNoError(err)
if !strings.Contains(string(logs), "connection established") {
framework.Logf("boom-server pod logs: %s", logs)
framework.Failf("Boom server pod did not sent any bad packet to the client")
framework.Failf("boom-server pod did not send any bad packet to the client")
}
framework.Logf("boom-server pod logs: %s", logs)
framework.Logf("boom-server OK: did not receive any RST packet")