Create zimbra_backup.sh

zimbra_backup.sh

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+#!/bin/bash
+
+# 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