# Source: rancher/templates/priorityClass.yaml
apiVersion: scheduling.k8s.io/v1
kind: PriorityClass
metadata:
  name: rancher-critical
  labels:
    app: rancher
    chart: rancher-2.12.1
    heritage: Helm
    release: rancher
value: 1000000000
globalDefault: false
description: Priority class used by pods critical to rancher's functionality.
---
# Source: rancher/templates/serviceAccount.yaml
kind: ServiceAccount
apiVersion: v1
metadata:
  name: rancher
  labels:
    app: rancher
    chart: rancher-2.12.1
    heritage: Helm
    release: rancher
---
# Source: rancher/templates/configMap.yaml
apiVersion: v1
kind: ConfigMap
metadata:
  name: rancher-config
  labels:
    app: rancher
    chart: rancher-2.12.1
    heritage: Helm
    release: rancher
    app.kubernetes.io/part-of: rancher
data:
  priorityClassName: rancher-critical
---
# Source: rancher/templates/clusterRoleBinding.yaml
kind: ClusterRoleBinding
apiVersion: rbac.authorization.k8s.io/v1
metadata:
  name: rancher
  labels:
    app: rancher
    chart: rancher-2.12.1
    heritage: Helm
    release: rancher
subjects:
  - kind: ServiceAccount
    name: rancher
    namespace: cattle-system
roleRef:
  kind: ClusterRole
  name: cluster-admin
  apiGroup: rbac.authorization.k8s.io
---
# Source: rancher/templates/service.yaml
apiVersion: v1
kind: Service
metadata:
  name: rancher
  labels:
    app: rancher
    chart: rancher-2.12.1
    heritage: Helm
    release: rancher
spec:
  ports:
    - port: 80
      targetPort: 80
      protocol: TCP
      name: http
    - port: 443
      targetPort: 444
      protocol: TCP
      name: https-internal
  selector:
    app: rancher
---
# Source: rancher/templates/deployment.yaml
kind: Deployment
apiVersion: apps/v1
metadata:
  name: rancher
  annotations:
  labels:
    app: rancher
    chart: rancher-2.12.1
    heritage: Helm
    release: rancher
spec:
  replicas: 3
  selector:
    matchLabels:
      app: rancher
  strategy:
    rollingUpdate:
      maxSurge: 1
      maxUnavailable: 1
    type: RollingUpdate
  template:
    metadata:
      labels:
        app: rancher
        release: rancher
    spec:
      priorityClassName: rancher-critical
      serviceAccountName: rancher
      affinity:
        podAntiAffinity:
          preferredDuringSchedulingIgnoredDuringExecution:
            - weight: 100
              podAffinityTerm:
                labelSelector:
                  matchExpressions:
                    - key: app
                      operator: In
                      values: [rancher]
                topologyKey: kubernetes.io/hostname
        nodeAffinity:
          requiredDuringSchedulingIgnoredDuringExecution:
            nodeSelectorTerms:
              - matchExpressions:
                  - key: kubernetes.io/os
                    operator: NotIn
                    values: [windows]
      tolerations:
        - key: cattle.io/os
          value: linux
          effect: NoSchedule
          operator: Equal
      containers:
        - image: docker.io/rancher/rancher:v2.12.1
          imagePullPolicy: IfNotPresent
          name: rancher
          ports:
            - containerPort: 80
              protocol: TCP
            - containerPort: 6666
              protocol: TCP
          args:
            # Public trusted CA - clear ca certs
            - --no-cacerts
            - --http-listen-port=80
            - --https-listen-port=443
            - --add-local=true
          env:
            - name: CATTLE_NAMESPACE
              value: cattle-system
            - name: CATTLE_PEER_SERVICE
              value: rancher
            - name: CATTLE_BOOTSTRAP_PASSWORD
              valueFrom:
                secretKeyRef:
                  name: bootstrap-secret
                  key: bootstrapPassword
            - name: IMPERATIVE_API_DIRECT
              value: 'true'
            - name: IMPERATIVE_API_APP_SELECTOR
              value: rancher
          startupProbe:
            httpGet:
              path: /healthz
              port: 80
            timeoutSeconds: 5
            failureThreshold: 12
            periodSeconds: 10
          livenessProbe:
            httpGet:
              path: /healthz
              port: 80
            timeoutSeconds: 5
            periodSeconds: 30
            failureThreshold: 5
          readinessProbe:
            httpGet:
              path: /healthz
              port: 80
            timeoutSeconds: 5
            periodSeconds: 30
            failureThreshold: 5
          volumeMounts:
      volumes:
---
# Source: rancher/templates/ingress.yaml
apiVersion: networking.k8s.io/v1
kind: Ingress
metadata:
  name: rancher
  labels:
    app: rancher
    chart: rancher-2.12.1
    heritage: Helm
    release: rancher
  annotations:
    nginx.ingress.kubernetes.io/proxy-connect-timeout: '30'
    nginx.ingress.kubernetes.io/proxy-read-timeout: '1800'
    nginx.ingress.kubernetes.io/proxy-send-timeout: '1800'
spec:
  rules:
    - host: rancher.main.unkin.net # hostname to access rancher server
      http:
        paths:
          - backend:
              service:
                name: rancher
                port:
                  number: 80
            pathType: ImplementationSpecific
            path: /
  tls:
    - hosts: [rancher.main.unkin.net]
      secretName: tls-rancher-ingress
---
# Source: rancher/templates/post-delete-hook-service-account.yaml
apiVersion: v1
kind: ServiceAccount
metadata:
  name: rancher-post-delete
  namespace: cattle-system
  labels:
    app: rancher
    chart: rancher-2.12.1
    heritage: Helm
    release: rancher
  annotations:
    helm.sh/hook: post-delete
    helm.sh/hook-weight: '1'
    helm.sh/hook-delete-policy: before-hook-creation,hook-succeeded,hook-failed
---
# Source: rancher/templates/pre-upgrade-hook-service-account.yaml
apiVersion: v1
kind: ServiceAccount
metadata:
  name: rancher-pre-upgrade
  namespace: cattle-system
  labels:
    app: rancher
    chart: rancher-2.12.1
    heritage: Helm
    release: rancher
  annotations:
    helm.sh/hook: pre-upgrade
    helm.sh/hook-weight: '-1'
    helm.sh/hook-delete-policy: before-hook-creation,hook-succeeded
---
# Source: rancher/templates/secret.yaml
apiVersion: v1
kind: Secret
metadata:
  name: bootstrap-secret
  namespace: cattle-system
  annotations:
    helm.sh/hook: pre-install,pre-upgrade
    helm.sh/hook-weight: '-5'
    helm.sh/resource-policy: keep
type: Opaque
data:
  bootstrapPassword: YWRtaW4=
---
# Source: rancher/templates/post-delete-hook-config-map.yaml
apiVersion: v1
kind: ConfigMap
metadata:
  name: rancher-post-delete
  namespace: cattle-system
  labels:
    app: rancher
    chart: rancher-2.12.1
    heritage: Helm
    release: rancher
  annotations:
    helm.sh/hook: post-delete
    helm.sh/hook-weight: '1'
    helm.sh/hook-delete-policy: before-hook-creation,hook-succeeded,hook-failed
data:
  post-delete-hook.sh: |-
    #!/bin/bash
    set -e
    namespaces="${NAMESPACES}"
    rancher_namespace="${RANCHER_NAMESPACE}"
    timeout="${TIMEOUT}"
    ignoreTimeoutError="${IGNORETIMEOUTERROR}"
    if [[ -z ${namespaces} ]]; then
      echo "No namespace is provided."
      exit 1
    fi
    if [[ -z ${rancher_namespace} ]]; then
      echo "No rancher namespace is provided."
      exit 1
    fi
    if [[ -z ${timeout} ]]; then
      echo "No timeout value is provided."
      exit 1
    fi
    if [[ -z ${ignoreTimeoutError} ]]; then
      echo "No ignoreTimeoutError value is provided."
      exit 1
    fi
    succeeded=()
    failed=()
    get_pod_count() {
      kubectl get pods --selector app="${1}" -n "${2}" -o json | jq '.items | length'
    }
    echo "Uninstalling Rancher resources in the following namespaces: ${namespaces}"
    for namespace in ${namespaces}; do
      for app in $(helm list -n "${namespace}" -q); do
        if [[ ${app} =~ .crd$ ]]; then
          echo "--- Skip the app [${app}] in the namespace [${namespace}]"
          continue
        fi
        echo "--- Deleting the app [${app}] in the namespace [${namespace}]"
        if [[ ! $(helm uninstall "${app}" -n "${namespace}") ]]; then
          failed=("${failed[@]}" "${app}")
          continue
        fi
        t=0
        while true; do
          if [[ $(get_pod_count "${app}" "${namespace}") -eq 0 ]]; then
            echo "successfully uninstalled [${app}] in the namespace [${namespace}]"
            succeeded=("${succeeded[@]}" "${app}")
            break
          fi
          if [[ ${t} -ge ${timeout} ]]; then
            echo "timeout uninstalling [${app}] in the namespace [${namespace}]"
            failed=("${failed[@]}" "${app}")
            break
          fi
          # by default, wait 120 seconds in total for an app to be uninstalled
          echo "waiting 5 seconds for pods of [${app}] to be terminated ..."
          sleep 5
          t=$((t + 5))
        done
      done

      # delete the helm operator pods
      for pod in $(kubectl get pods -n "${namespace}" -o name); do
        if [[ ${pod} =~ ^pod\/helm-operation-* ]]; then
          echo "--- Deleting the pod [${pod}] in the namespace [${namespace}]"
          kubectl delete "${pod}" -n "${namespace}"
        fi
      done
    done
    echo "Removing Rancher bootstrap secret in the following namespace: ${rancher_namespace}"
    kubectl --ignore-not-found=true delete secret bootstrap-secret -n "${rancher_namespace}"
    echo "------ Summary ------"
    if [[ ${#succeeded[@]} -ne 0 ]]; then
      echo "Succeeded to uninstall the following apps:" "${succeeded[@]}"
    fi
    if [[ ${#failed[@]} -ne 0 ]]; then
      echo "Failed to uninstall the following apps:" "${failed[@]}"
      if [[ "${ignoreTimeoutError}" == "false" ]]; then
        exit 2
      fi
    else
      echo "Cleanup finished successfully."
    fi
---
# Source: rancher/templates/pre-upgrade-hook-config-map.yaml
apiVersion: v1
kind: ConfigMap
metadata:
  name: rancher-pre-upgrade
  namespace: cattle-system
  labels:
    app: rancher
    chart: rancher-2.12.1
    heritage: Helm
    release: rancher
  annotations:
    helm.sh/hook: pre-upgrade
    helm.sh/hook-weight: '-1'
    helm.sh/hook-delete-policy: before-hook-creation,hook-succeeded
data:
  pre-upgrade-hook.sh: |-
    #!/bin/bash
    set -eo pipefail

    # Global counters
    declare -A COUNTS
    RESOURCES_FOUND=false
    check_prerequisites() {
      if ! command -v kubectl &>/dev/null; then
        echo "Missing required tool: kubectl"
        exit 1
      fi
    }
    print_resource_table() {
      local kind="$1"
      local items="$2"
      local -a headers=("${@:3}")
      local count
      count=$(wc -l <<< "$items")
      COUNTS["$kind"]=$count
      RESOURCES_FOUND=true
      echo "Found $count $kind resource(s):"
      echo
      IFS=$'\n' read -r -d '' -a lines < <(printf '%s\0' "$items")

      # Initialize max_lengths array with header lengths
      local -a max_lengths
      for i in "${!headers[@]}"; do
        max_lengths[i]=${#headers[i]}
      done

      # Calculate max width for each column
      for line in "${lines[@]}"; do
        IFS=$'\t' read -r -a cols <<< "$line"
        for i in "${!cols[@]}"; do
          (( ${#cols[i]} > max_lengths[i] )) && max_lengths[i]=${#cols[i]}
        done
      done
      for i in "${!headers[@]}"; do
        printf "%-${max_lengths[i]}s  " "${headers[i]}"
      done
      printf "\n"
      for i in "${!headers[@]}"; do
        printf "%-${max_lengths[i]}s  " "$(printf '%*s' "${max_lengths[i]}" '' | tr ' ' '-')"
      done
      printf "\n"
      for line in "${lines[@]}"; do
        IFS=$'\t' read -r -a cols <<< "$line"
        for i in "${!cols[@]}"; do
          printf "%-${max_lengths[i]}s  " "${cols[i]}"
        done
        printf "\n"
      done
      echo
    }
    detect_resource() {
      local crd="$1"
      local kind="$2"
      local jsonpath="$3"
      local -a headers=("${@:4}")
      echo "Checking for $kind resources..."
      local output
      if ! output=$(kubectl get "$crd" --all-namespaces -o=jsonpath="$jsonpath" 2>&1); then
        if grep -q "the server doesn't have a resource type" <<< "$output"; then
          echo "Resource type $crd not found. Skipping."
          echo
          return 0
        else
          echo "Error retrieving $kind resources: $output"
          exit 1
        fi
      fi
      if [ -z "$output" ]; then
        echo "No $kind resources found."
        echo
      else
        print_resource_table "$kind" "$output" "${headers[@]}"
      fi
    }
    print_summary() {
      echo "===== SUMMARY ====="
      local total=0
      for kind in "${!COUNTS[@]}"; do
        local count=${COUNTS[$kind]}
        echo "$kind: $count"
        total=$((total + count))
      done
      echo "Total resources detected: $total"
      if [ "$RESOURCES_FOUND" = true ]; then
        echo "Error: Rancher v2.12+ does not support RKE1.
    Detected RKE1-related resources (listed above).
    Please migrate these clusters to RKE2 or K3s, or delete the related resources.
    More info: https://www.suse.com/c/rke-end-of-life-by-july-2025-replatform-to-rke2-or-k3s"
        exit 1
      else
        echo "No RKE related resources found."
      fi
    }
    main() {
      check_prerequisites
      detect_resource "clusters.management.cattle.io" "RKE Management Cluster" \
        '{range .items[?(@.spec.rancherKubernetesEngineConfig)]}{.metadata.name}{"\t"}{.spec.displayName}{"\n"}{end}' \
        "NAME" "DISPLAY NAME"
      detect_resource "nodetemplates.management.cattle.io" "NodeTemplate" \
        '{range .items[*]}{.metadata.namespace}{"\t"}{.metadata.name}{"\t"}{.spec.displayName}{"\n"}{end}' \
        "NAMESPACE" "NAME" "DISPLAY NAME"
      detect_resource "clustertemplates.management.cattle.io" "ClusterTemplate" \
        '{range .items[*]}{.metadata.namespace}{"\t"}{.metadata.name}{"\t"}{.spec.displayName}{"\n"}{end}' \
        "NAMESPACE" "NAME" "DISPLAY NAME"
      print_summary
    }
    main
---
# Source: rancher/templates/post-delete-hook-cluster-role.yaml
kind: ClusterRole
apiVersion: rbac.authorization.k8s.io/v1
metadata:
  name: rancher-post-delete
  labels:
    app: rancher
    chart: rancher-2.12.1
    heritage: Helm
    release: rancher
  annotations:
    helm.sh/hook: post-delete
    helm.sh/hook-weight: '1'
    helm.sh/hook-delete-policy: before-hook-creation,hook-succeeded,hook-failed
rules:
  - apiGroups: [extensions, apps]
    resources: [deployments]
    verbs: [get, list, delete]
  - apiGroups: [batch]
    resources: [jobs]
    verbs: [get, list, watch, delete, create]
  - apiGroups: [rbac.authorization.k8s.io]
    resources: [clusterroles, clusterrolebindings, roles, rolebindings]
    verbs: [get, list, delete, create]
  - apiGroups: ['']
    resources: [pods, secrets, services, configmaps]
    verbs: [get, list, delete]
  - apiGroups: ['']
    resources: [serviceaccounts]
    verbs: [get, list, delete, create]
  - apiGroups: [networking.k8s.io]
    resources: [networkpolicies]
    verbs: [get, list, delete]
  - apiGroups: [admissionregistration.k8s.io]
    resources:
      - validatingwebhookconfigurations
      - mutatingwebhookconfigurations
    verbs: [get, list, delete]
  - apiGroups: [networking.k8s.io]
    resources: [ingresses]
    verbs: [delete]
  - apiGroups: [cert-manager.io]
    resources: [issuers]
    verbs: [delete]
---
# Source: rancher/templates/pre-upgrade-hook-cluster-role.yaml
kind: ClusterRole
apiVersion: rbac.authorization.k8s.io/v1
metadata:
  name: rancher-pre-upgrade
  labels:
    app: rancher
    chart: rancher-2.12.1
    heritage: Helm
    release: rancher
  annotations:
    helm.sh/hook: pre-upgrade
    helm.sh/hook-weight: '-1'
    helm.sh/hook-delete-policy: before-hook-creation,hook-succeeded
rules:
  - apiGroups: [management.cattle.io]
    resources: [clusters, nodetemplates, clustertemplates]
    verbs: [get, list]
---
# Source: rancher/templates/post-delete-hook-cluster-role-binding.yaml
apiVersion: rbac.authorization.k8s.io/v1
kind: ClusterRoleBinding
metadata:
  name: rancher-post-delete
  labels:
    app: rancher
    chart: rancher-2.12.1
    heritage: Helm
    release: rancher
  annotations:
    helm.sh/hook: post-delete
    helm.sh/hook-weight: '2'
    helm.sh/hook-delete-policy: before-hook-creation,hook-succeeded,hook-failed
roleRef:
  apiGroup: rbac.authorization.k8s.io
  kind: ClusterRole
  name: rancher-post-delete
subjects:
  - kind: ServiceAccount
    name: rancher-post-delete
    namespace: cattle-system
---
# Source: rancher/templates/pre-upgrade-hook-cluster-role-binding.yaml
apiVersion: rbac.authorization.k8s.io/v1
kind: ClusterRoleBinding
metadata:
  name: rancher-pre-upgrade
  labels:
    app: rancher
    chart: rancher-2.12.1
    heritage: Helm
    release: rancher
  annotations:
    helm.sh/hook: pre-upgrade
    helm.sh/hook-weight: '-1'
    helm.sh/hook-delete-policy: before-hook-creation,hook-succeeded
roleRef:
  apiGroup: rbac.authorization.k8s.io
  kind: ClusterRole
  name: rancher-pre-upgrade
subjects:
  - kind: ServiceAccount
    name: rancher-pre-upgrade
    namespace: cattle-system
---
# Source: rancher/templates/post-delete-hook-job.yaml
apiVersion: batch/v1
kind: Job
metadata:
  name: rancher-post-delete
  namespace: cattle-system
  labels:
    app: rancher
    chart: rancher-2.12.1
    heritage: Helm
    release: rancher
  annotations:
    helm.sh/hook: post-delete
    helm.sh/hook-weight: '3'
    helm.sh/hook-delete-policy: before-hook-creation,hook-succeeded
spec:
  backoffLimit: 3
  template:
    metadata:
      name: rancher-post-delete
      labels:
        app: rancher
        chart: rancher-2.12.1
        heritage: Helm
        release: rancher
    spec:
      serviceAccountName: rancher-post-delete
      restartPolicy: OnFailure
      containers:
        - name: rancher-post-delete
          image: rancher/shell:v0.5.0
          imagePullPolicy: IfNotPresent
          securityContext:
            runAsUser: 0
          command: [/scripts/post-delete-hook.sh]
          volumeMounts:
            - mountPath: /scripts
              name: config-volume
          env:
            - name: NAMESPACES
              value: cattle-fleet-system cattle-system rancher-operator-system
            - name: RANCHER_NAMESPACE
              value: cattle-system
            - name: TIMEOUT
              value: '120'
            - name: IGNORETIMEOUTERROR
              value: 'false'
      volumes:
        - name: config-volume
          configMap:
            name: rancher-post-delete
            defaultMode: 0777
---
# Source: rancher/templates/pre-upgrade-hook-job.yaml
apiVersion: batch/v1
kind: Job
metadata:
  name: rancher-pre-upgrade
  namespace: cattle-system
  labels:
    app: rancher-pre-upgrade
    chart: rancher-2.12.1
    heritage: Helm
    release: rancher
  annotations:
    helm.sh/hook: pre-upgrade
    helm.sh/hook-weight: '-1'
    helm.sh/hook-delete-policy: before-hook-creation,hook-succeeded
spec:
  backoffLimit: 3
  template:
    metadata:
      name: rancher-pre-upgrade
      labels:
        app: rancher-pre-upgrade
        chart: rancher-2.12.1
        heritage: Helm
        release: rancher
    spec:
      serviceAccountName: rancher-pre-upgrade
      restartPolicy: Never
      containers:
        - name: rancher-pre-upgrade
          image: rancher/shell:v0.5.0
          imagePullPolicy: IfNotPresent
          securityContext:
            runAsUser: 0
          command: [/scripts/pre-upgrade-hook.sh]
          volumeMounts:
            - mountPath: /scripts
              name: config-volume
      volumes:
        - name: config-volume
          configMap:
            name: rancher-pre-upgrade
            defaultMode: 0777