87 lines
2.5 KiB
Bash
Executable file
87 lines
2.5 KiB
Bash
Executable file
#!/usr/bin/env bash
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# written by Aaron 2023-08-27
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command_exists() {
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command -v "$1" >/dev/null 2>&1
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if [[ $? -ne 0 ]]; then
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echo "Software dependency not met: $1"
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exit 1
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fi
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}
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command_exists "velero"
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command_exists "kubectl"
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velero backup get || exit 1
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echo -n "Please specify backup to be restored: "
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read BACKUPNAME
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echo "restore CRDs and services (services are just restored to create the namespaces)"
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velero restore create --from-backup $BACKUPNAME --include-resources customresourcedefinitions,services --include-cluster-resources=true restore-part-1 || exit 1
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echo "restore Longhorn and ingress controller"
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velero restore create --from-backup $BACKUPNAME --include-namespaces nginx-ingress,longhorn-system --include-cluster-resources=true restore-part-2 || exit 1
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echo ""
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######
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# Wait for Longhorn deployment
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######
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namespace="longhorn-system"
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pod_name_pattern="instance-manager"
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wait_timeout=300 # Maximum time to wait for pod creation in seconds
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wait_interval=5 # Interval for checking pod creation in seconds
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echo "Waiting for $pod_name_pattern pods to be created in namespace $namespace..."
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# Wait loop to check pod creation
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elapsed_time=0
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while [ $elapsed_time -lt $wait_timeout ]; do
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pod_names=$(kubectl get pods -n "$namespace" --output=jsonpath='{.items[*].metadata.name}' | grep -E "$pod_name_pattern")
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if [ -n "$pod_names" ]; then
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break
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fi
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sleep $wait_interval
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elapsed_time=$((elapsed_time + wait_interval))
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done
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if [ -z "$pod_names" ]; then
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echo "No pods matching the pattern were created within the specified timeout."
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exit 1
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fi
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echo "$pod_name_pattern pods detected. Proceeding with deletion in 10s..."
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sleep 10
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######
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# Delete Longhorn Instance Pods
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######
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namespace="longhorn-system"
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pod_name_pattern="instance-manager"
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# Get the list of pod names in the specified namespace
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pod_names=$(kubectl get pods -n "$namespace" --output=jsonpath='{.items[*].metadata.name}')
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if [ -z "$pod_names" ]; then
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echo "No pods found in namespace $namespace."
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exit 0
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fi
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# Delete the matching pods one by one
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for pod_name in $pod_names; do
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if echo "$pod_name" | grep -q "^$pod_name_pattern"; then
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kubectl delete pod "$pod_name" -n "$namespace"
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echo "Deleted pod: $pod_name"
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fi
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done
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echo "Please restore the pvs and pvcs. After that write done: "
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while :; do
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read INPUT
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if [[ $INPUT == "done" ]]; then
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break
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fi
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done
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echo "Restore everything else"
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velero restore create --from-backup "$BACKUPNAME" --exclude-resources persistentvolumes,persistentvolumeclaims restore-part-3 || exit 1
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