fix: vendor Rancher chart for bootstrap
This commit is contained in:
@@ -0,0 +1,100 @@
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#!/bin/bash
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set -e
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namespaces="${NAMESPACES}"
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rancher_namespace="${RANCHER_NAMESPACE}"
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timeout="${TIMEOUT}"
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ignoreTimeoutError="${IGNORETIMEOUTERROR}"
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if [[ -z ${namespaces} ]]; then
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echo "No namespace is provided."
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exit 1
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fi
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if [[ -z ${rancher_namespace} ]]; then
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echo "No rancher namespace is provided."
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exit 1
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fi
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if [[ -z ${timeout} ]]; then
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echo "No timeout value is provided."
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exit 1
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fi
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if [[ -z ${ignoreTimeoutError} ]]; then
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echo "No ignoreTimeoutError value is provided."
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exit 1
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fi
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succeeded=()
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failed=()
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get_pod_count() {
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kubectl get pods --selector app="${1}" -n "${2}" -o json | jq '.items | length'
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}
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echo "Uninstalling Rancher resources in the following namespaces: ${namespaces}"
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for namespace in ${namespaces}; do
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for app in $(helm list -n "${namespace}" -q); do
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if [[ ${app} =~ .crd$ ]]; then
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echo "--- Skip the app [${app}] in the namespace [${namespace}]"
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continue
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fi
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echo "--- Deleting the app [${app}] in the namespace [${namespace}]"
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if [[ ! $(helm uninstall "${app}" -n "${namespace}") ]]; then
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failed=("${failed[@]}" "${app}")
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continue
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fi
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t=0
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while true; do
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if [[ $(get_pod_count "${app}" "${namespace}") -eq 0 ]]; then
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echo "successfully uninstalled [${app}] in the namespace [${namespace}]"
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succeeded=("${succeeded[@]}" "${app}")
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break
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fi
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if [[ ${t} -ge ${timeout} ]]; then
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echo "timeout uninstalling [${app}] in the namespace [${namespace}]"
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failed=("${failed[@]}" "${app}")
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break
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fi
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# by default, wait 120 seconds in total for an app to be uninstalled
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echo "waiting 5 seconds for pods of [${app}] to be terminated ..."
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sleep 5
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t=$((t + 5))
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done
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done
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# delete the helm operator pods
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for pod in $(kubectl get pods -n "${namespace}" -o name); do
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if [[ ${pod} =~ ^pod\/helm-operation-* ]]; then
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echo "--- Deleting the pod [${pod}] in the namespace [${namespace}]"
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kubectl delete "${pod}" -n "${namespace}"
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fi
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done
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done
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echo "Removing Rancher bootstrap secret in the following namespace: ${rancher_namespace}"
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kubectl --ignore-not-found=true delete secret bootstrap-secret -n "${rancher_namespace}"
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echo 'Removing Rancher v1.ext.cattle.io APIService'
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kubectl --ignore-not-found=true delete apiservice v1.ext.cattle.io
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echo "Removing Rancher imperative-api-extension Service in the following namespace: ${rancher_namespace}"
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kubectl --ignore-not-found=true delete service imperative-api-extension -n "${rancher_namespace}"
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echo "------ Summary ------"
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if [[ ${#succeeded[@]} -ne 0 ]]; then
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echo "Succeeded to uninstall the following apps:" "${succeeded[@]}"
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fi
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if [[ ${#failed[@]} -ne 0 ]]; then
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echo "Failed to uninstall the following apps:" "${failed[@]}"
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if [[ "${ignoreTimeoutError}" == "false" ]]; then
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exit 2
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fi
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else
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echo "Cleanup finished successfully."
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fi
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@@ -0,0 +1,134 @@
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#!/bin/bash
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set -eo pipefail
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# Global counters
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declare -A COUNTS
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RESOURCES_FOUND=false
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check_prerequisites() {
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if ! command -v kubectl &>/dev/null; then
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echo "Missing required tool: kubectl"
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exit 1
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fi
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}
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print_resource_table() {
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local kind="$1"
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local items="$2"
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local -a headers=("${@:3}")
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local count
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count=$(wc -l <<< "$items")
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COUNTS["$kind"]=$count
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RESOURCES_FOUND=true
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echo "Found $count $kind resource(s):"
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echo
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IFS=$'\n' read -r -d '' -a lines < <(printf '%s\0' "$items")
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# Initialize max_lengths array with header lengths
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local -a max_lengths
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for i in "${!headers[@]}"; do
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max_lengths[i]=${#headers[i]}
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done
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# Calculate max width for each column
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for line in "${lines[@]}"; do
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IFS=$'\t' read -r -a cols <<< "$line"
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for i in "${!cols[@]}"; do
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(( ${#cols[i]} > max_lengths[i] )) && max_lengths[i]=${#cols[i]}
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done
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done
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for i in "${!headers[@]}"; do
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printf "%-${max_lengths[i]}s " "${headers[i]}"
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done
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printf "\n"
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for i in "${!headers[@]}"; do
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printf "%-${max_lengths[i]}s " "$(printf '%*s' "${max_lengths[i]}" '' | tr ' ' '-')"
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done
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printf "\n"
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for line in "${lines[@]}"; do
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IFS=$'\t' read -r -a cols <<< "$line"
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for i in "${!cols[@]}"; do
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printf "%-${max_lengths[i]}s " "${cols[i]}"
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done
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printf "\n"
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done
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echo
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}
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detect_resource() {
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local crd="$1"
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local kind="$2"
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local jsonpath="$3"
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local -a headers=("${@:4}")
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echo "Checking for $kind resources..."
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local output
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if ! output=$(kubectl get "$crd" --all-namespaces -o=jsonpath="$jsonpath" 2>&1); then
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if grep -q "the server doesn't have a resource type" <<< "$output"; then
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echo "Resource type $crd not found. Skipping."
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echo
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return 0
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else
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echo "Error retrieving $kind resources: $output"
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exit 1
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fi
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fi
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if [ -z "$output" ]; then
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echo "No $kind resources found."
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echo
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else
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print_resource_table "$kind" "$output" "${headers[@]}"
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fi
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}
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print_summary() {
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echo "===== SUMMARY ====="
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local total=0
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for kind in "${!COUNTS[@]}"; do
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local count=${COUNTS[$kind]}
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echo "$kind: $count"
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total=$((total + count))
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done
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echo "Total resources detected: $total"
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if [ "$RESOURCES_FOUND" = true ]; then
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echo "Error: Rancher v2.12+ does not support RKE1.
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Detected RKE1-related resources (listed above).
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Please migrate these clusters to RKE2 or K3s, or delete the related resources.
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More info: https://www.suse.com/c/rke-end-of-life-by-july-2025-replatform-to-rke2-or-k3s"
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exit 1
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else
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echo "No RKE related resources found."
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fi
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}
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main() {
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check_prerequisites
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detect_resource "clusters.management.cattle.io" "RKE Management Cluster" \
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'{range .items[?(@.spec.rancherKubernetesEngineConfig)]}{.metadata.name}{"\t"}{.spec.displayName}{"\n"}{end}' \
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"NAME" "DISPLAY NAME"
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detect_resource "nodetemplates.management.cattle.io" "NodeTemplate" \
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'{range .items[*]}{.metadata.namespace}{"\t"}{.metadata.name}{"\t"}{.spec.displayName}{"\n"}{end}' \
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"NAMESPACE" "NAME" "DISPLAY NAME"
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detect_resource "clustertemplates.management.cattle.io" "ClusterTemplate" \
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'{range .items[*]}{.metadata.namespace}{"\t"}{.metadata.name}{"\t"}{.spec.displayName}{"\n"}{end}' \
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"NAMESPACE" "NAME" "DISPLAY NAME"
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print_summary
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}
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main
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