108 lines
3.5 KiB
Bash
108 lines
3.5 KiB
Bash
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#!/bin/bash
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# === Load environment ===
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ENV_FILE="./AdGuardBackup.env"
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if [ ! -f "$ENV_FILE" ]; then
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echo "Environment file not found: $ENV_FILE"
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exit 1
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fi
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source "$ENV_FILE"
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# === Sanity Check ===
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sanity_check() {
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if [ -z "$HA_SSH_KEY" ]; then
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echo "Error: HA_SSH_KEY is not set."; exit 1
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fi
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if [ -z "$HA_SSH_USER" ]; then
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echo "Error: HA_SSH_USER is not set."; exit 1
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fi
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if [ -z "$BACKUP_DEST" ]; then
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echo "Error: BACKUP_DEST is not set."; exit 1
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fi
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if [ -z "$SERVER_LIST" ]; then
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echo "Error: SERVER_LIST is not set."; exit 1
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fi
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if [ "$NTFY_ENABLED" == "true" ]; then
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if [ -z "$NTFY_SERVER" ] || [ -z "$NTFY_TOPIC" ]; then
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echo "Error: NTFY settings are incomplete."; exit 1
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fi
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fi
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if [ "$DISCORD_ENABLED" == "true" ]; then
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if [ -z "$DISCORD_WEBHOOK_URL" ]; then
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echo "Error: DISCORD_WEBHOOK_URL is not set."; exit 1
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fi
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fi
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}
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# === Notification Functions ===
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send_ntfy_notification() {
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local message="$1"
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if [ "$NTFY_ENABLED" = true ]; then
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curl -s -X POST -d "$message" "$NTFY_SERVER/$NTFY_TOPIC" >/dev/null
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fi
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}
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send_discord_notification() {
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local message="$1"
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if [ "$DISCORD_ENABLED" = true ]; then
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curl -s -X POST -H "Content-Type: application/json" \
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-d "{\"content\": \"$message\"}" "$DISCORD_WEBHOOK_URL" >/dev/null
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fi
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}
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# === Run Sanity Check ===
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sanity_check
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# === Setup Variables ===
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TIMESTAMP=$(date '+%Y-%m-%d_%H-%M-%S')
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START_TIME=$(date +%s)
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LOG_FILE="$BACKUP_DEST/backup-$TIMESTAMP.log"
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REMOTE_FILE=${REMOTE_FILE:-"/opt/AdGuardHome/AdGuardHome.yaml"}
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mkdir -p "$BACKUP_DEST"
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touch "$LOG_FILE"
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# Parse server list
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IFS=' ' read -r -a SERVERS <<< "$SERVER_LIST"
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# === Start Logging and Notify ===
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echo "[$(date)] Starting AdGuardHome backup..." | tee -a "$LOG_FILE"
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send_ntfy_notification "🛡️ AdGuardHome backup started at $TIMESTAMP"
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send_discord_notification "🛡️ AdGuardHome backup started at $TIMESTAMP"
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# === Main Backup Loop ===
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for HOST in "${SERVERS[@]}"; do
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SERVER="$HA_SSH_USER@$HOST"
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echo "[$(date)] Connecting to $SERVER..." | tee -a "$LOG_FILE"
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REMOTE_HOSTNAME=$(ssh -i "$HA_SSH_KEY" -o StrictHostKeyChecking=no "$SERVER" 'hostname' 2>/dev/null)
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if [[ -z "$REMOTE_HOSTNAME" ]]; then
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echo "[$(date)] ❌ Failed to retrieve hostname from $HOST" | tee -a "$LOG_FILE"
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send_ntfy_notification "❌ Backup failed: could not retrieve hostname from $HOST"
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send_discord_notification "❌ Backup failed: could not retrieve hostname from $HOST"
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continue
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fi
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DEST_FILE="$BACKUP_DEST/AdGuardHome.yaml-$REMOTE_HOSTNAME-$TIMESTAMP"
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scp -i "$HA_SSH_KEY" -o StrictHostKeyChecking=no "$SERVER:$REMOTE_FILE" "$DEST_FILE" 2>>"$LOG_FILE"
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if [[ $? -eq 0 ]]; then
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echo "[$(date)] ✅ Backup successful: $DEST_FILE" | tee -a "$LOG_FILE"
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send_ntfy_notification "✅ Backup complete for $REMOTE_HOSTNAME"
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send_discord_notification "✅ Backup complete for $REMOTE_HOSTNAME"
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else
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echo "[$(date)] ❌ Failed to copy from $HOST" | tee -a "$LOG_FILE"
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send_ntfy_notification "❌ Backup failed for $REMOTE_HOSTNAME"
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send_discord_notification "❌ Backup failed for $REMOTE_HOSTNAME"
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fi
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done
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# === Finalize ===
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END_TIME=$(date +%s)
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DURATION=$((END_TIME - START_TIME))
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echo "[$(date)] Backup script completed in ${DURATION}s." | tee -a "$LOG_FILE"
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send_ntfy_notification "📦 Backup completed in ${DURATION}s"
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send_discord_notification "📦 Backup completed in ${DURATION}s"
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