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tests: retry connection to pod SSH server

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To become more resilient against these kinds of errors:

deployment.apps/confidential-unencrypted created
pod/confidential-unencrypted-c5fdd6964-rrb6q condition met
ssh: connect to host 10.42.0.109 port 22: Connection refused

Fixes: #8687

Signed-off-by: Dan Mihai <dmihai@microsoft.com>
This commit is contained in:
Dan Mihai 2023-12-16 22:58:59 +00:00
parent 6cea8a5f2a
commit 8aa390279e
1 changed files with 13 additions and 9 deletions
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22
tests/integration/kubernetes/k8s-confidential.bats
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@ -30,15 +30,19 @@ setup() {
# Check pod creation
kubectl wait --for=condition=Ready --timeout=$timeout pod "${pod_name}"
pod_ip=$(kubectl get pod -o wide | grep "confidential-unencrypted" | awk '{print $6;}')
# Run the remote command
coco_enabled=$(ssh -i ${SSH_KEY_FILE} -o "StrictHostKeyChecking no" -o "PasswordAuthentication=no" root@${pod_ip} /bin/sh -c "$(get_remote_command_per_hypervisor)" || true)
if [ -z "$coco_enabled" ]; then
>&2 echo -e "Confidential compute is expected but not enabled."
return 1
fi
coco_enabled=""
for i in {1..6}; do
if ! pod_ip=$(kubectl get pod -o wide | grep "confidential-unencrypted" | awk '{print $6;}'); then
warn "Failed to get pod IP address."
else
info "Pod IP address: ${pod_ip}"
coco_enabled=$(ssh -i ${SSH_KEY_FILE} -o "StrictHostKeyChecking no" -o "PasswordAuthentication=no" root@${pod_ip} /bin/sh -c "$(get_remote_command_per_hypervisor)") && break
warn "Failed to connect to pod."
fi
sleep 5
done
[ -z "$coco_enabled" ] && die "Confidential compute is expected but not enabled."
info "ssh client output: ${coco_enabled}"
}
teardown() {