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Merge pull request #9070 from microsoft/danmihai1/debug-containers

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tests: k8s: avoid deleting unrelated pods
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GabyCT 2024-02-12 15:24:15 -06:00 committed by GitHub
commit 00be9ae872
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1 changed files with 27 additions and 2 deletions
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29
tests/integration/kubernetes/tests_common.sh
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@ -63,6 +63,19 @@ get_one_kata_node() {
echo "${resource_name/"node/"}"
}
# Deletes new_pod it wasn't present in the old_pods array.
delete_pod_if_new() {
declare -r new_pod="$1"
shift
declare -r old_pods=("$@")
for old_pod in "${old_pods[@]}"; do
[ "${old_pod}" == "${new_pod}" ] && return 0
done
kubectl delete "${new_pod}" >&2
}
# Runs a command in the host filesystem.
#
# Parameters:
@ -73,8 +86,12 @@ exec_host() {
# `kubectl debug` always returns 0, so we hack it to return the right exit code.
command="${@:2}"
command+='; echo -en \\n$?'
# Get the already existing debugger pods.
declare -a old_debugger_pods=( $(kubectl get pods -o name | grep node-debugger) )
# We're trailing the `\r` here due to: https://github.com/kata-containers/kata-containers/issues/8051
# tl;dr: When testing with CRI-O we're facing the foillowing error:
# tl;dr: When testing with CRI-O we're facing the following error:
# ```
# (from function `exec_host' in file tests_common.sh, line 51,
# in test file k8s-file-volume.bats, line 25)
@ -83,7 +100,15 @@ exec_host() {
# bash: line 1: $'\r': command not found
# ```
output="$(kubectl debug -qit "node/${node}" --image=alpine:latest -- chroot /host bash -c "${command}" | tr -d '\r')"
kubectl get pods -o name | grep node-debugger | xargs kubectl delete > /dev/null
# Get the updated list of debugger pods.
declare -a new_debugger_pods=( $(kubectl get pods -o name | grep node-debugger) )
# Delete the debugger pod created above.
for new_pod in "${new_debugger_pods[@]}"; do
delete_pod_if_new "${new_pod}" "${old_debugger_pods[@]}"
done
exit_code="$(echo "${output}" | tail -1)"
echo "$(echo "${output}" | head -n -1)"
return ${exit_code}