75 lines
2.1 KiB
Bash
75 lines
2.1 KiB
Bash
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#!/usr/bin/env bash
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# Restore chaindata script for Besu nodes
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# This script restores chaindata from backups
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set -e
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SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
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source "$SCRIPT_DIR/../lib/init.sh"
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PROJECT_ROOT="$(cd "$SCRIPT_DIR/../.." && pwd)"
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# Configuration
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NAMESPACE="${NAMESPACE:-besu-network}"
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BACKUP_DIR="${BACKUP_DIR:-/backup/chaindata}"
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BACKUP_FILE="${1:-}"
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if [ -z "$BACKUP_FILE" ]; then
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log_error "Error: Backup file not specified"
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echo "Usage: $0 <backup-file> [pod-name]"
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exit 1
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fi
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if [ ! -f "$BACKUP_FILE" ]; then
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log_error "Error: Backup file not found: $BACKUP_FILE"
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exit 1
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fi
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POD_NAME="${2:-}"
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if [ -z "$POD_NAME" ]; then
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log_warn "Available pods:"
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kubectl get pods -n "$NAMESPACE" -l component=validator -o jsonpath='{.items[*].metadata.name}'
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read -p "Enter pod name: " POD_NAME
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fi
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log_warn "Restoring chaindata to $POD_NAME from $BACKUP_FILE"
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log_error "WARNING: This will overwrite existing chaindata. Continue? (y/N)"
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read -r CONFIRM
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if [ "$CONFIRM" != "y" ] && [ "$CONFIRM" != "Y" ]; then
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echo "Restore cancelled"
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exit 0
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fi
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# Scale down pod
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log_warn "Scaling down pod..."
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kubectl scale statefulset --replicas=0 -n "$NAMESPACE" $(kubectl get statefulset -n "$NAMESPACE" -l component=validator -o jsonpath='{.items[0].metadata.name}')
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# Wait for pod to terminate
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log_warn "Waiting for pod to terminate..."
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kubectl wait --for=delete pod/"$POD_NAME" -n "$NAMESPACE" --timeout=300s
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# Restore data
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log_warn "Restoring chaindata..."
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cat "$BACKUP_FILE" | kubectl exec -i -n "$NAMESPACE" "$POD_NAME" -- tar xzf - -C /
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if [ $? -eq 0 ]; then
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log_success "✓ Chaindata restored"
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else
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log_error "✗ Restore failed"
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exit 1
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fi
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# Scale up pod
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log_warn "Scaling up pod..."
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kubectl scale statefulset --replicas=1 -n "$NAMESPACE" $(kubectl get statefulset -n "$NAMESPACE" -l component=validator -o jsonpath='{.items[0].metadata.name}')
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# Wait for pod to be ready
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log_warn "Waiting for pod to be ready..."
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kubectl wait --for=condition=ready pod/"$POD_NAME" -n "$NAMESPACE" --timeout=300s
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log_success "Restore completed"
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