Update install-mailcow-ubuntu.sh
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1 changed files with 148 additions and 170 deletions
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#!/bin/bash
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# Exit on any error
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# Exit on error
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set -e
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# Checkpoint file
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CHECKPOINT_FILE="/tmp/mailcow_install_progress"
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MAILCOW_DIR="/opt/mailcow-dockerized"
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# Function to log messages
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log_message() {
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echo "[$(date '+%Y-%m-%d %H:%M:%S')] $1"
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}
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# Function to save checkpoint
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save_checkpoint() {
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echo "$1" > "$CHECKPOINT_FILE"
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log_message "Checkpoint saved: $1"
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}
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# Function to get last checkpoint
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get_checkpoint() {
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if [ -f "$CHECKPOINT_FILE" ]; then
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cat "$CHECKPOINT_FILE"
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else
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echo "start"
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fi
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}
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# Function to check if a step is completed
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is_step_completed() {
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local current_checkpoint=$(get_checkpoint)
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local step=$1
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case $current_checkpoint in
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"docker_installed"|"fail2ban_configured"|"mailcow_installed"|"complete")
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if [ "$step" = "system_updated" ]; then return 0; fi
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;;
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"fail2ban_configured"|"mailcow_installed"|"complete")
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if [ "$step" = "docker_installed" ]; then return 0; fi
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;;
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"mailcow_installed"|"complete")
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if [ "$step" = "fail2ban_configured" ]; then return 0; fi
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;;
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"complete")
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if [ "$step" = "mailcow_installed" ]; then return 0; fi
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;;
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esac
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return 1
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}
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# Check if script is run as root
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if [ "$EUID" -ne 0 ]; then
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echo "Please run as root"
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exit 1
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fi
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# Update system
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log_message "Updating system packages..."
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apt-get update && apt-get upgrade -y
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# Start or resume installation
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log_message "Starting or resuming installation from checkpoint: $(get_checkpoint)"
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# Install essential packages
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log_message "Installing essential packages..."
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apt-get install -y \
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ca-certificates \
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curl \
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gnupg \
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ufw \
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fail2ban \
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git \
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sudo
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# Step 1: Update system
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if ! is_step_completed "system_updated"; then
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log_message "Updating system packages..."
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apt-get update && apt-get upgrade -y
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apt-get install -y ca-certificates curl gnupg ufw fail2ban git sudo
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save_checkpoint "system_updated"
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fi
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# Install Docker
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log_message "Installing Docker..."
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install -m 0755 -d /etc/apt/keyrings
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curl -fsSL https://download.docker.com/linux/ubuntu/gpg -o /etc/apt/keyrings/docker.asc
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chmod a+r /etc/apt/keyrings/docker.asc
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# Step 2: Install Docker
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if ! is_step_completed "docker_installed"; then
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log_message "Installing Docker..."
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install -m 0755 -d /etc/apt/keyrings
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curl -fsSL https://download.docker.com/linux/ubuntu/gpg -o /etc/apt/keyrings/docker.asc
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chmod a+r /etc/apt/keyrings/docker.asc
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# Add Docker repository
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echo \
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echo \
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"deb [arch=$(dpkg --print-architecture) signed-by=/etc/apt/keyrings/docker.asc] https://download.docker.com/linux/ubuntu \
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$(. /etc/os-release && echo "$VERSION_CODENAME") stable" | \
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tee /etc/apt/sources.list.d/docker.list > /dev/null
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apt-get update
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apt-get install -y docker-ce docker-ce-cli containerd.io docker-buildx-plugin docker-compose-plugin
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apt-get update
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apt-get install -y docker-ce docker-ce-cli containerd.io docker-buildx-plugin docker-compose-plugin
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# Create docker user and set up permissions
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log_message "Creating docker user and setting up permissions..."
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useradd -m -s /bin/bash dockeruser
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usermod -aG docker dockeruser
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echo "dockeruser ALL=(ALL) NOPASSWD: /usr/bin/docker, /usr/bin/docker-compose" | sudo tee /etc/sudoers.d/dockeruser
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# Create docker user if not exists
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if ! id "dockeruser" &>/dev/null; then
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useradd -m -s /bin/bash dockeruser
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usermod -aG docker dockeruser
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fi
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# Configure UFW
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log_message "Configuring firewall..."
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ufw default deny incoming
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ufw default allow outgoing
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ufw allow 22/tcp
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ufw allow 25/tcp
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ufw allow 80/tcp
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ufw allow 110/tcp
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ufw allow 143/tcp
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ufw allow 443/tcp
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ufw allow 465/tcp
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ufw allow 587/tcp
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ufw allow 993/tcp
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ufw allow 995/tcp
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ufw allow 4190/tcp
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ufw --force enable
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save_checkpoint "docker_installed"
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fi
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# Configure fail2ban for SSH
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log_message "Configuring fail2ban for SSH protection..."
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cat > /etc/fail2ban/jail.local << EOL
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# Step 3: Configure fail2ban
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if ! is_step_completed "fail2ban_configured"; then
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log_message "Configuring fail2ban..."
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cat > /etc/fail2ban/jail.local << EOL
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[DEFAULT]
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bantime = 1h
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findtime = 10m
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@ -89,129 +113,83 @@ bantime = 1d
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findtime = 10m
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EOL
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# Reload systemd daemon
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systemctl daemon-reload
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# Restart fail2ban
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systemctl restart fail2ban
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# Restart fail2ban
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systemctl restart fail2ban
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# Set up Mailcow directory and permissions
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log_message "Setting up Mailcow directory..."
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mkdir -p /opt/mailcow-dockerized
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chown dockeruser:dockeruser /opt/mailcow-dockerized
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# Function to get FQDN input
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get_fqdn() {
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local fqdn
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while true; do
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read -p "Please enter your Fully Qualified Domain Name (FQDN) (e.g., mail.example.com): " fqdn
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if [[ $fqdn =~ ^[a-zA-Z0-9][a-zA-Z0-9.-]+\.[a-zA-Z]{2,}$ ]]; then
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echo "$fqdn"
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return 0
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else
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echo "Invalid FQDN format. Please try again."
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fi
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done
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}
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# Get timezone
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get_timezone() {
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local timezone
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while true; do
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read -p "Please enter your timezone (e.g., Europe/Berlin) [default: UTC]: " timezone
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timezone=${timezone:-UTC}
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if [ -f "/usr/share/zoneinfo/$timezone" ]; then
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echo "$timezone"
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return 0
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else
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echo "Invalid timezone. Please try again."
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fi
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done
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}
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# Function to configure mailcow
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configure_mailcow() {
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local fqdn=$1
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local timezone=$2
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# Create temporary config file
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cat > /tmp/mailcow_config << EOL
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MAILCOW_HOSTNAME=${fqdn}
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TIMEZONE=${timezone}
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EOL
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# Ask for additional configuration
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read -p "Do you want to customize additional mailcow configuration? (y/N): " customize
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if [[ $customize =~ ^[Yy]$ ]]; then
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nano /tmp/mailcow_config
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fi
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return 0
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}
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# Switch to dockeruser and install Mailcow
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log_message "Installing Mailcow as dockeruser..."
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# Get configuration parameters
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FQDN=$(get_fqdn)
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TIMEZONE=$(get_timezone)
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# Store configuration for dockeruser
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echo "FQDN=$FQDN" > /tmp/mailcow_vars
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echo "TIMEZONE=$TIMEZONE" >> /tmp/mailcow_vars
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configure_mailcow "$FQDN" "$TIMEZONE"
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su - dockeruser << 'EOF'
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# Source the configuration variables
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source /tmp/mailcow_vars
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# Clone and set up mailcow
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cd /opt
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git clone https://github.com/mailcow/mailcow-dockerized
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cd mailcow-dockerized
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# Use the prepared configuration
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cat /tmp/mailcow_config > mailcow.conf
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# Generate config with the provided FQDN
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printf "%s\n" "$FQDN" | ./generate_config.sh
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# Offer to edit the full configuration
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read -p "Would you like to review and edit the full mailcow configuration? (y/N): " edit_conf
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if [[ $edit_conf =~ ^[Yy]$ ]]; then
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nano mailcow.conf
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systemctl restart fail2ban
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save_checkpoint "fail2ban_configured"
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fi
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# Start Mailcow
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docker compose pull
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docker compose up -d
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EOF
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# Step 4: Install and configure Mailcow
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if ! is_step_completed "mailcow_installed"; then
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log_message "Setting up Mailcow..."
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# Clean up temporary files
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rm -f /tmp/mailcow_vars /tmp/mailcow_config
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# Check if FQDN is already set
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if [ ! -f "/tmp/mailcow_hostname" ]; then
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read -p "Please enter your Fully Qualified Domain Name (FQDN) (e.g., mail.example.com): " MAILCOW_HOSTNAME
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echo "$MAILCOW_HOSTNAME" > /tmp/mailcow_hostname
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else
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MAILCOW_HOSTNAME=$(cat /tmp/mailcow_hostname)
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log_message "Using saved FQDN: $MAILCOW_HOSTNAME"
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fi
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# Final security checks
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log_message "Performing final security checks..."
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su - dockeruser -c "cd /opt/mailcow-dockerized && docker compose ps"
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ufw status
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systemctl status fail2ban
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# Create mailcow directory if not exists
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if [ ! -d "$MAILCOW_DIR" ]; then
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mkdir -p "$MAILCOW_DIR"
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chown dockeruser:dockeruser "$MAILCOW_DIR"
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log_message "Installation complete! Please check the logs above for any errors."
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log_message "Remember to:"
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log_message "1. Change the default passwords"
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log_message "2. Configure your DNS records"
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log_message "3. Set up SSL certificates"
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log_message "4. Regular backup your configuration"
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# Clone repository
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su - dockeruser -c "cd /opt && git clone https://github.com/mailcow/mailcow-dockerized"
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fi
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# Print access information
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echo "================================================================"
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echo "Mailcow web interface: https://$(hostname)"
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echo "Docker user: dockeruser"
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echo "Mailcow location: /opt/mailcow-dockerized"
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echo "Firewall status:"
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ufw status numbered
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echo "================================================================"
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# Generate config if not already generated
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if [ ! -f "$MAILCOW_DIR/mailcow.conf" ]; then
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cd "$MAILCOW_DIR"
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echo "$MAILCOW_HOSTNAME" | ./generate_config.sh
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echo "Would you like to edit the mailcow configuration? (y/N)"
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read -n1 -r
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echo
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if [[ $REPLY =~ ^[Yy]$ ]]; then
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nano mailcow.conf
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fi
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fi
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# Start Mailcow services
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log_message "Starting Mailcow services..."
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su - dockeruser -c "cd $MAILCOW_DIR && docker compose pull && docker compose up -d"
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save_checkpoint "mailcow_installed"
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fi
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# Configure UFW if not already configured
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if ! ufw status | grep -q "Status: active"; then
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log_message "Configuring firewall..."
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ufw default deny incoming
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ufw default allow outgoing
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ufw allow 22/tcp
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ufw allow 25/tcp
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ufw allow 80/tcp
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ufw allow 110/tcp
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ufw allow 143/tcp
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ufw allow 443/tcp
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ufw allow 465/tcp
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ufw allow 587/tcp
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ufw allow 993/tcp
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ufw allow 995/tcp
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ufw allow 4190/tcp
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ufw --force enable
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fi
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# Final steps and cleanup
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if [ "$(get_checkpoint)" = "mailcow_installed" ]; then
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log_message "Installation completed successfully!"
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rm -f "$CHECKPOINT_FILE" "/tmp/mailcow_hostname"
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save_checkpoint "complete"
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# Print access information
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echo "================================================================"
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echo "Mailcow web interface: https://$MAILCOW_HOSTNAME"
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echo "Docker user: dockeruser"
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echo "Mailcow location: $MAILCOW_DIR"
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echo "Firewall status:"
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ufw status numbered
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echo "================================================================"
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fi
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