mailcow-borgmatic-restore

docker-compose.override.yml

version: '2.1'

services:
  borgmatic-mailcow:
    image: ghcr.io/borgmatic-collective/borgmatic
    hostname: mailcow
    restart: always
    dns: ${IPV4_NETWORK:-172.22.1}.254
    volumes:
      - vmail-vol-1:/mnt/source/vmail:ro
      - crypt-vol-1:/mnt/source/crypt:ro
      - redis-vol-1:/mnt/source/redis:ro
      - rspamd-vol-1:/mnt/source/rspamd:ro
      - postfix-vol-1:/mnt/source/postfix:ro
      - mysql-socket-vol-1:/var/run/mysqld/
      - borg-config-vol-1:/root/.config/borg
      - borg-cache-vol-1:/root/.cache/borg
      - ./data/conf/borgmatic/etc:/etc/borgmatic.d:Z
      - ./data/conf/borgmatic/ssh:/root/.ssh:Z
      - ./data/conf/borgmatic/mount:/RestoreMount
      - ./data/conf/borgmatic/recover:/Restore
    environment:
      - TZ=${TZ}
      - BORG_PASSPHRASE=YOUR_SUPER_STRONG_PASS
    devices:
      - /dev/fuse
    cap_add:
      - SYS_ADMIN
    security_opt:
      - apparmor:unconfined
      - label:disable
    networks:
      mailcow-network:
        aliases:
          - borgmatic

volumes:
  borg-cache-vol-1:
  borg-config-vol-1:

restore.sh

#!/bin/bash

# Configuration
MOUNT_PATH="/RestoreMount"
DOMAIN=""
USER=""
RECOVERY_PATH="/Restore"
ARCHIVE_PREFIX="mailcow-" # change this to match your archive naming scheme

# Function to show usage
usage() {
    echo "Usage: $0 -d <domain> -u <user>"
    exit 1
}

# Parse named arguments
while getopts "d:u:" opt; do
    case $opt in
        d)
            DOMAIN=$OPTARG
            echo "Domain: $OPTARG" >&2
            ;;
        u)
            USER=$OPTARG
            echo "User: $OPTARG" >&2
            ;;
        ?)
            echo "Invalid option: -$OPTARG" >&2
            usage
            ;;
    esac
done

# Check if DOMAIN is set
if [ -z "$DOMAIN" ]; then
    echo "Error: Domain is required."
    usage
fi

# Mount the repository
echo "Mounting repository..."
borgmatic mount --mount-point "$MOUNT_PATH"

# Iterate through each archive
for archive in $(ls "$MOUNT_PATH" | grep "$ARCHIVE_PREFIX"); do
    echo "Processing archive: $archive"

    [ -z "$USER" ] && ARCHIVE_VMAIL_PATH="$MOUNT_PATH/$archive/mnt/source/vmail/$DOMAIN" || ARCHIVE_VMAIL_PATH="$MOUNT_PATH/$archive/mnt/source/vmail/$DOMAIN/$USER/Maildir"
    [ -z "$USER" ] && LIVE_VMAIL_PATH="/mnt/source/vmail/$DOMAIN" || LIVE_VMAIL_PATH="/mnt/source/vmail/$DOMAIN/$USER/Maildir"
    [ -z "$USER" ] && RECOVERY_PATH="/Restore/$DOMAIN" || RECOVERY_PATH="/Restore/$DOMAIN/$USER/Maildir"

    if [ -d "$ARCHIVE_VMAIL_PATH" ]; then
        # Use diff to find deleted files and copy them
        diff -r --brief "$ARCHIVE_VMAIL_PATH" "$LIVE_VMAIL_PATH" | grep "Only in $ARCHIVE_VMAIL_PATH" | while read line; do
            file=$(echo "$line" | cut -d ' ' -f 4-)
            echo "Recovering: $file"
            mkdir -p "$RECOVERY_PATH/$(dirname $file)"
            cp -p "$ARCHIVE_VMAIL_PATH/$file" "$RECOVERY_PATH/$file"
        done
    else
        echo "Directory not found in archive: $ARCHIVE_VMAIL_PATH"
    fi
done

# Unmount the repository
echo "Unmounting repository..."
borgmatic umount --mount-point "$MOUNT_PATH"

echo "Recovery process completed."