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SysAdminAutomation/zimbra_backup.sh
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#!/bin/bash
#
# Copyright (C) 2025 LINUXexpert.org
#
# This program is free software: you can redistribute it and/or modify it
# under the terms of the GNU General Public License as published by the
# Free Software Foundation, version 3 of the License.
#
# This program is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
# or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
# for more details.
#
# You should have received a copy of the GNU General Public License along
# with this program. If not, see <https://www.gnu.org/licenses/>.
# Ensure script is run as root or sudo
if [ "$EUID" -ne 0 ]; then
echo "❌ This script must be run as root or with sudo."
exit 1
fi
# Prompt for email and backup directory
read -p "Enter Zimbra username (email address): " EMAIL
read -p "Enter backup directory (absolute path) [/opt/zimbra/backups]: " BACKUP_DIR
# Use default if none provided
BACKUP_DIR=${BACKUP_DIR:-/opt/zimbra/backups}
# Ensure directory exists
mkdir -p "$BACKUP_DIR"
chown zimbra:zimbra "$BACKUP_DIR"
# Generate timestamped filename
TIMESTAMP=$(date +%F_%H-%M-%S)
BACKUP_FILE="${BACKUP_DIR}/${EMAIL}_${TIMESTAMP}.tgz"
# Confirm action
echo "Backing up mailbox for $EMAIL to $BACKUP_FILE"
read -p "Proceed? (y/n): " CONFIRM
if [[ ! "$CONFIRM" =~ ^[Yy]$ ]]; then
echo "❌ Backup cancelled."
exit 0
fi
# Run zmmailbox command as zimbra user
echo "📦 Starting backup..."
sudo -u zimbra bash -c "/opt/zimbra/bin/zmmailbox -z -m '$EMAIL' getRestURL '//?fmt=tgz'" > "$BACKUP_FILE"
# Verify success
if [ $? -eq 0 ]; then
echo "✅ Backup completed: $BACKUP_FILE"
else
echo "❌ Backup failed. Check if the user exists or zmmailbox is working."
rm -f "$BACKUP_FILE"
exit 1
fi