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#!/bin/bash
# Get the directory where this script is located
DATABASE_SCRIPT_DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )"
# Load configuration file
source "$DATABASE_SCRIPT_DIR/00-config.sh"
# Check dependencies
print "Checking dependencies..."
command -v kubectl >/dev/null 2>&1 || { print "Error: kubectl command not found"; exit 1; }
command -v helm >/dev/null 2>&1 || { print "Error: helm command not found"; exit 1; }
print "Checking if Kubernetes is available..."
if ! kubectl cluster-info &>/dev/null; then
print "Error: Kubernetes cluster is not accessible. Please ensure you have proper access to a Kubernetes cluster."
exit 1
fi
print "Checking if KubeBlocks is installed in kb-system namespace..."
if ! kubectl get namespace kb-system &>/dev/null; then
print "KubeBlocks is not installed in kb-system namespace."
exit 0
fi
# Function for uninstalling KubeBlocks
uninstall_kubeblocks() {
print "Uninstalling KubeBlocks..."
# Uninstall KubeBlocks Helm chart
helm uninstall kubeblocks -n kb-system
# Uninstall snapshot controller
helm uninstall snapshot-controller -n kb-system
# Delete KubeBlocks CRDs
kubectl delete -f https://github.com/apecloud/kubeblocks/releases/download/v${KB_VERSION}/kubeblocks_crds.yaml --ignore-not-found=true
# Delete CSI Snapshotter CRDs
kubectl delete -f https://raw.githubusercontent.com/kubernetes-csi/external-snapshotter/v8.2.0/client/config/crd/snapshot.storage.k8s.io_volumesnapshotclasses.yaml --ignore-not-found=true
kubectl delete -f https://raw.githubusercontent.com/kubernetes-csi/external-snapshotter/v8.2.0/client/config/crd/snapshot.storage.k8s.io_volumesnapshots.yaml --ignore-not-found=true
kubectl delete -f https://raw.githubusercontent.com/kubernetes-csi/external-snapshotter/v8.2.0/client/config/crd/snapshot.storage.k8s.io_volumesnapshotcontents.yaml --ignore-not-found=true
# Delete the kb-system namespace
print "Waiting for resources to be removed..."
kubectl delete namespace kb-system --timeout=180s
print "KubeBlocks has been successfully uninstalled!"
}
# Call the function to uninstall KubeBlocks
uninstall_kubeblocks
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