1. https://raw.githubusercontent.com/kubesphere/ks-installer/release-3.1/scripts/kubesphere-delete.sh
    1. #!/usr/bin/env bash
    3. function delete_sure(){
    4.   cat << eof
    5. $(echo -e "\033[1;36mNote:\033[0m")
    7. Delete the KubeSphere cluster, including the module kubesphere-system kubesphere-devops-system kubesphere-monitoring-system kubesphere-logging-system openpitrix-system.
    8. eof
    10. read -p "Please reconfirm that you want to delete the KubeSphere cluster.  (yes/no) " ans
    11. while [[ "x"$ans != "xyes" && "x"$ans != "xno" ]]; do
    12.     read -p "Please reconfirm that you want to delete the KubeSphere cluster.  (yes/no) " ans
    13. done
    15. if [[ "x"$ans == "xno" ]]; then
    16.     exit
    17. fi
    18. }
    21. delete_sure
    23. # delete ks-install
    24. kubectl delete deploy ks-installer -n kubesphere-system 2>/dev/null
    26. # delete helm
    27. for namespaces in kubesphere-system kubesphere-devops-system kubesphere-monitoring-system kubesphere-logging-system openpitrix-system kubesphere-monitoring-federated
    28. do
    29.   helm list -n $namespaces | grep -v NAME | awk '{print $1}' | sort -u | xargs -r -L1 helm uninstall -n $namespaces 2>/dev/null
    30. done
    32. # delete kubefed
    33. kubectl get cc -n kubesphere-system ks-installer -o jsonpath="{.status.multicluster}" | grep enable
    34. if [[ $? -eq 0 ]]; then
    35.   helm uninstall -n kube-federation-system kubefed 2>/dev/null
    36.   #kubectl delete ns kube-federation-system 2>/dev/null
    37. fi
    40. helm uninstall -n kube-system snapshot-controller 2>/dev/null
    42. # delete kubesphere deployment
    43. kubectl delete deployment -n kubesphere-system `kubectl get deployment -n kubesphere-system -o jsonpath="{.items[*].metadata.name}"` 2>/dev/null
    45. # delete monitor statefulset
    46. kubectl delete prometheus -n kubesphere-monitoring-system k8s 2>/dev/null
    47. kubectl delete statefulset -n kubesphere-monitoring-system `kubectl get statefulset -n kubesphere-monitoring-system -o jsonpath="{.items[*].metadata.name}"` 2>/dev/null
    48. # delete grafana
    49. kubectl delete deployment -n kubesphere-monitoring-system grafana 2>/dev/null
    50. kubectl --no-headers=true get pvc -n kubesphere-monitoring-system -o custom-columns=:metadata.namespace,:metadata.name | grep -E kubesphere-monitoring-system | xargs -n2 kubectl delete pvc -n 2>/dev/null
    52. # delete pvc
    53. pvcs="kubesphere-system|openpitrix-system|kubesphere-devops-system|kubesphere-logging-system"
    54. kubectl --no-headers=true get pvc --all-namespaces -o custom-columns=:metadata.namespace,:metadata.name | grep -E $pvcs | xargs -n2 kubectl delete pvc -n 2>/dev/null
    57. # delete rolebindings
    58. delete_role_bindings() {
    59.   for rolebinding in `kubectl -n $1 get rolebindings -l iam.kubesphere.io/user-ref -o jsonpath="{.items[*].metadata.name}"`
    60.   do
    61.     kubectl -n $1 delete rolebinding $rolebinding 2>/dev/null
    62.   done
    63. }
    65. # delete roles
    66. delete_roles() {
    67.   kubectl -n $1 delete role admin 2>/dev/null
    68.   kubectl -n $1 delete role operator 2>/dev/null
    69.   kubectl -n $1 delete role viewer 2>/dev/null
    70.   for role in `kubectl -n $1 get roles -l iam.kubesphere.io/role-template -o jsonpath="{.items[*].metadata.name}"`
    71.   do
    72.     kubectl -n $1 delete role $role 2>/dev/null
    73.   done
    74. }
    76. # remove useless labels and finalizers
    77. for ns in `kubectl get ns -o jsonpath="{.items[*].metadata.name}"`
    78. do
    79.   kubectl label ns $ns kubesphere.io/workspace-
    80.   kubectl label ns $ns kubesphere.io/namespace-
    81.   kubectl patch ns $ns -p '{"metadata":{"finalizers":null,"ownerReferences":null}}'
    82.   delete_role_bindings $ns
    83.   delete_roles $ns
    84. done
    86. # delete clusters
    87. for cluster in `kubectl get clusters -o jsonpath="{.items[*].metadata.name}"`
    88. do
    89.   kubectl patch cluster $cluster -p '{"metadata":{"finalizers":null}}' --type=merge
    90. done
    91. kubectl delete clusters --all 2>/dev/null
    93. # delete workspaces
    94. for ws in `kubectl get workspaces -o jsonpath="{.items[*].metadata.name}"`
    95. do
    96.   kubectl patch workspace $ws -p '{"metadata":{"finalizers":null}}' --type=merge
    97. done
    98. kubectl delete workspaces --all 2>/dev/null
    100. # delete devopsprojects
    101. for devopsproject in `kubectl get devopsprojects -o jsonpath="{.items[*].metadata.name}"`
    102. do
    103.   kubectl patch devopsprojects $devopsproject -p '{"metadata":{"finalizers":null}}' --type=merge
    104. done
    106. for pip in `kubectl get pipeline -A -o jsonpath="{.items[*].metadata.name}"`
    107. do
    108.   kubectl patch pipeline $pip -n `kubectl get pipeline -A | grep $pip | awk '{print $1}'` -p '{"metadata":{"finalizers":null}}' --type=merge
    109. done
    111. for s2ibinaries in `kubectl get s2ibinaries -A -o jsonpath="{.items[*].metadata.name}"`
    112. do
    113.   kubectl patch s2ibinaries $s2ibinaries -n `kubectl get s2ibinaries -A | grep $s2ibinaries | awk '{print $1}'` -p '{"metadata":{"finalizers":null}}' --type=merge
    114. done
    116. for s2ibuilders in `kubectl get s2ibuilders -A -o jsonpath="{.items[*].metadata.name}"`
    117. do
    118.   kubectl patch s2ibuilders $s2ibuilders -n `kubectl get s2ibuilders -A | grep $s2ibuilders | awk '{print $1}'` -p '{"metadata":{"finalizers":null}}' --type=merge
    119. done
    121. for s2ibuildertemplates in `kubectl get s2ibuildertemplates -A -o jsonpath="{.items[*].metadata.name}"`
    122. do
    123.   kubectl patch s2ibuildertemplates $s2ibuildertemplates -n `kubectl get s2ibuildertemplates -A | grep $s2ibuildertemplates | awk '{print $1}'` -p '{"metadata":{"finalizers":null}}' --type=merge
    124. done
    126. for s2iruns in `kubectl get s2iruns -A -o jsonpath="{.items[*].metadata.name}"`
    127. do
    128.   kubectl patch s2iruns $s2iruns -n `kubectl get s2iruns -A | grep $s2iruns | awk '{print $1}'` -p '{"metadata":{"finalizers":null}}' --type=merge
    129. done
    131. kubectl delete devopsprojects --all 2>/dev/null
    134. # delete validatingwebhookconfigurations
    135. for webhook in ks-events-admission-validate users.iam.kubesphere.io network.kubesphere.io validating-webhook-configuration
    136. do
    137.   kubectl delete validatingwebhookconfigurations.admissionregistration.k8s.io $webhook 2>/dev/null
    138. done
    140. # delete mutatingwebhookconfigurations
    141. for webhook in ks-events-admission-mutate logsidecar-injector-admission-mutate mutating-webhook-configuration
    142. do
    143.   kubectl delete mutatingwebhookconfigurations.admissionregistration.k8s.io $webhook 2>/dev/null
    144. done
    146. # delete users
    147. for user in `kubectl get users -o jsonpath="{.items[*].metadata.name}"`
    148. do
    149.   kubectl patch user $user -p '{"metadata":{"finalizers":null}}' --type=merge
    150. done
    151. kubectl delete users --all 2>/dev/null
    154. # delete helm resources
    155. for resource_type in `echo helmcategories helmapplications helmapplicationversions helmrepos helmreleases`; do
    156.   for resource_name in `kubectl get ${resource_type}.application.kubesphere.io -o jsonpath="{.items[*].metadata.name}"`; do
    157.     kubectl patch ${resource_type}.application.kubesphere.io ${resource_name} -p '{"metadata":{"finalizers":null}}' --type=merge
    158.   done
    159.   kubectl delete ${resource_type}.application.kubesphere.io --all 2>/dev/null
    160. done
    162. # delete workspacetemplates
    163. for workspacetemplate in `kubectl get workspacetemplates.tenant.kubesphere.io -o jsonpath="{.items[*].metadata.name}"`
    164. do
    165.   kubectl patch workspacetemplates.tenant.kubesphere.io $workspacetemplate -p '{"metadata":{"finalizers":null}}' --type=merge
    166. done
    167. kubectl delete workspacetemplates.tenant.kubesphere.io --all 2>/dev/null
    169. # delete federatednamespaces in namespace kubesphere-monitoring-federated
    170. for resource in $(kubectl get federatednamespaces.types.kubefed.io -n kubesphere-monitoring-federated -oname); do
    171.   kubectl patch "${resource}" -p '{"metadata":{"finalizers":null}}' --type=merge -n kubesphere-monitoring-federated
    172. done
    174. # delete crds
    175. for crd in `kubectl get crds -o jsonpath="{.items[*].metadata.name}"`
    176. do
    177.   if [[ $crd == *kubesphere.io ]]; then kubectl delete crd $crd 2>/dev/null; fi
    178. done
    180. # delete relevance ns
    181. for ns in kubesphere-alerting-system kubesphere-controls-system kubesphere-devops-system kubesphere-logging-system kubesphere-monitoring-system kubesphere-monitoring-federated openpitrix-system kubesphere-system
    182. do
    183.   kubectl delete ns $ns 2>/dev/null
    184. done

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