158 lines
4.2 KiB
Django/Jinja
158 lines
4.2 KiB
Django/Jinja
#!/bin/bash
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# Borg backup script for /mnt/services
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# This script creates incremental backups of the services directory
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# Set environment variables
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export BORG_REPO="{{ borg_repo_dir }}"
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export BORG_PASSPHRASE="{{ borg_passphrase }}"
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export BORG_CACHE_DIR="{{ borg_config_dir }}/cache"
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export BORG_CONFIG_DIR="{{ borg_config_dir }}/config"
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export BORG_SECURITY_DIR="{{ borg_config_dir }}/security"
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export BORG_KEYS_DIR="{{ borg_config_dir }}/keys"
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# Telegram notification variables
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export TELEGRAM_BOT_TOKEN="{{ lookup('community.general.onepassword', 'Telegram Home Server Bot', vault='Dotfiles', field='password') }}"
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export TELEGRAM_CHAT_ID="{{ lookup('community.general.onepassword', 'Telegram Home Server Bot', vault='Dotfiles', field='chat_id') }}"
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# Backup name with timestamp
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BACKUP_NAME="services-$(date +%Y%m%d-%H%M%S)"
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# Log function
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log() {
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echo "$(date '+%Y-%m-%d %H:%M:%S') - $1" | tee -a /var/log/borg-backup.log
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}
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# Telegram notification function
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send_telegram() {
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local message="$1"
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local silent="${2:-false}"
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if [ -z "$TELEGRAM_BOT_TOKEN" ] || [ -z "$TELEGRAM_CHAT_ID" ]; then
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log "Telegram credentials not configured, skipping notification"
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return
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fi
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local payload=$(cat <<EOF
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{
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"chat_id": "$TELEGRAM_CHAT_ID",
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"text": "$message",
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"parse_mode": "HTML",
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"disable_notification": $silent
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}
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EOF
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)
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curl -s -X POST \
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-H "Content-Type: application/json" \
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-d "$payload" \
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"https://api.telegram.org/bot$TELEGRAM_BOT_TOKEN/sendMessage" > /dev/null 2>&1
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if [ $? -eq 0 ]; then
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log "Telegram notification sent successfully"
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else
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log "Failed to send Telegram notification"
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fi
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}
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# Ensure all Borg directories exist
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mkdir -p "$BORG_CACHE_DIR"
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mkdir -p "$BORG_CONFIG_DIR"
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mkdir -p "$BORG_SECURITY_DIR"
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mkdir -p "$BORG_KEYS_DIR"
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# Start backup
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log "Starting Borg backup: $BACKUP_NAME"
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# Create backup
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borg create \
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--verbose \
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--filter AME \
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--list \
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--stats \
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--show-rc \
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--compression lz4 \
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--exclude-caches \
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--exclude '*.tmp' \
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--exclude '*.temp' \
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--exclude '*.log' \
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--exclude '*/.cache' \
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--exclude '*/cache' \
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--exclude '*/logs' \
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--exclude '*/tmp' \
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--exclude '*/node_modules' \
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--exclude '*/__pycache__' \
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"::$BACKUP_NAME" \
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{{ borg_backup_dir }}
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backup_exit=$?
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log "Backup finished with exit code: $backup_exit"
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# Prune old backups (keep last 7 daily, 4 weekly, 6 monthly)
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log "Pruning old backups"
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# Check if there are any archives to prune first
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archive_count=$(borg list --short --prefix 'services-' 2>/dev/null | wc -l)
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if [ "$archive_count" -gt 1 ]; then
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borg prune \
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--list \
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--prefix 'services-' \
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--show-rc \
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--keep-daily 7 \
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--keep-weekly 4 \
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--keep-monthly 6
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prune_exit=$?
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else
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log "Only one or no archives found, skipping prune"
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prune_exit=0
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fi
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log "Prune finished with exit code: $prune_exit"
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# Compact repository
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log "Compacting repository"
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borg compact
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compact_exit=$?
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log "Compact finished with exit code: $compact_exit"
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# Global exit status
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global_exit=$(( backup_exit > prune_exit ? backup_exit : prune_exit ))
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global_exit=$(( compact_exit > global_exit ? compact_exit : global_exit ))
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if [ $global_exit -eq 0 ]; then
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log "Backup completed successfully"
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send_telegram "🔒 <b>Borg Backup Success</b>
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✅ Backup: $BACKUP_NAME completed successfully
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📊 Repository: {{ borg_repo_dir }}
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🕐 Completed: $(date '+%Y-%m-%d %H:%M:%S')
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All operations completed without errors." "true"
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elif [ $global_exit -eq 1 ]; then
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log "Backup completed with warnings (exit code: $global_exit)"
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send_telegram "⚠️ <b>Borg Backup Warning</b>
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⚠️ Backup: $BACKUP_NAME completed with warnings
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📊 Repository: {{ borg_repo_dir }}
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🕐 Completed: $(date '+%Y-%m-%d %H:%M:%S')
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Exit code: $global_exit
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Check logs for details: /var/log/borg-backup.log"
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else
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log "Backup completed with warnings or errors (exit code: $global_exit)"
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send_telegram "❌ <b>Borg Backup Failed</b>
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❌ Backup: $BACKUP_NAME failed
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📊 Repository: {{ borg_repo_dir }}
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🕐 Failed: $(date '+%Y-%m-%d %H:%M:%S')
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Exit code: $global_exit
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Check logs immediately: /var/log/borg-backup.log"
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fi
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exit $global_exit
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