lots of stuff man
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43 changed files with 7310 additions and 121 deletions
359
scripts/setup_layer_1a_vps.sh
Executable file
359
scripts/setup_layer_1a_vps.sh
Executable file
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#!/bin/bash
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###############################################################################
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# Layer 1A: VPS Basic Setup
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#
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# This script configures users, SSH, firewall, and fail2ban on VPS machines.
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# Runs independently - can be executed without Nodito setup.
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###############################################################################
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set -e # Exit on error
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# Colors for output
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RED='\033[0;31m'
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GREEN='\033[0;32m'
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YELLOW='\033[1;33m'
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BLUE='\033[0;34m'
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NC='\033[0m' # No Color
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# Project root directory
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SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
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PROJECT_ROOT="$(cd "$SCRIPT_DIR/.." && pwd)"
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ANSIBLE_DIR="$PROJECT_ROOT/ansible"
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###############################################################################
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# Helper Functions
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###############################################################################
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print_header() {
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echo -e "\n${BLUE}========================================${NC}"
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echo -e "${BLUE}$1${NC}"
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echo -e "${BLUE}========================================${NC}\n"
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}
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print_success() {
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echo -e "${GREEN}✓${NC} $1"
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}
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print_error() {
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echo -e "${RED}✗${NC} $1"
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}
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print_warning() {
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echo -e "${YELLOW}⚠${NC} $1"
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}
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print_info() {
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echo -e "${BLUE}ℹ${NC} $1"
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}
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confirm_action() {
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local prompt="$1"
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local response
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read -p "$(echo -e ${YELLOW}${prompt}${NC} [y/N]: )" response
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[[ "$response" =~ ^[Yy]$ ]]
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}
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###############################################################################
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# Verification Functions
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###############################################################################
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check_layer_0_complete() {
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print_header "Verifying Layer 0 Prerequisites"
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local errors=0
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# Check if venv exists
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if [ ! -d "$PROJECT_ROOT/venv" ]; then
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print_error "Python venv not found. Run Layer 0 first."
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((errors++))
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else
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print_success "Python venv exists"
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fi
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# Check if we're in a venv
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if [ -z "$VIRTUAL_ENV" ]; then
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print_error "Virtual environment not activated"
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echo "Run: source venv/bin/activate"
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((errors++))
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else
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print_success "Virtual environment activated"
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fi
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# Check if Ansible is installed
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if ! command -v ansible &> /dev/null; then
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print_error "Ansible not found"
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((errors++))
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else
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print_success "Ansible found: $(ansible --version | head -n1)"
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fi
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# Check if inventory.ini exists
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if [ ! -f "$ANSIBLE_DIR/inventory.ini" ]; then
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print_error "inventory.ini not found"
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((errors++))
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else
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print_success "inventory.ini exists"
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fi
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# Check if infra_vars.yml exists
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if [ ! -f "$ANSIBLE_DIR/infra_vars.yml" ]; then
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print_error "infra_vars.yml not found"
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((errors++))
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else
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print_success "infra_vars.yml exists"
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fi
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if [ $errors -gt 0 ]; then
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print_error "Layer 0 is not complete. Please run ./scripts/setup_layer_0.sh first"
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exit 1
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fi
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print_success "Layer 0 prerequisites verified"
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}
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get_hosts_from_inventory() {
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local group="$1"
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cd "$ANSIBLE_DIR"
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ansible-inventory -i inventory.ini --list | \
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python3 -c "import sys, json; data=json.load(sys.stdin); print(' '.join(data.get('$group', {}).get('hosts', [])))" 2>/dev/null || echo ""
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}
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check_vps_configured() {
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print_header "Checking VPS Configuration"
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local has_vps=false
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for group in vipy watchtower spacey; do
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local hosts=$(get_hosts_from_inventory "$group")
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if [ -n "$hosts" ]; then
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print_success "$group configured: $hosts"
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has_vps=true
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else
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print_info "$group not configured (skipping)"
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fi
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done
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if [ "$has_vps" = false ]; then
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print_error "No VPSs configured in inventory.ini"
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print_info "Add at least one VPS (vipy, watchtower, or spacey) to proceed"
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exit 1
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fi
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echo ""
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}
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check_ssh_connectivity() {
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print_header "Testing SSH Connectivity as Root"
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local ssh_key=$(grep "ansible_ssh_private_key_file" "$ANSIBLE_DIR/inventory.ini" | head -n1 | sed 's/.*ansible_ssh_private_key_file=\([^ ]*\).*/\1/')
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ssh_key="${ssh_key/#\~/$HOME}"
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print_info "Using SSH key: $ssh_key"
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echo ""
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local all_good=true
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# Test VPSs (vipy, watchtower, spacey)
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for group in vipy watchtower spacey; do
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local hosts=$(get_hosts_from_inventory "$group")
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if [ -n "$hosts" ]; then
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for host in $hosts; do
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print_info "Testing SSH to $host as root..."
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if timeout 10 ssh -i "$ssh_key" -o StrictHostKeyChecking=no -o BatchMode=yes root@$host "echo 'SSH OK'" &>/dev/null; then
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print_success "SSH to $host as root: OK"
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else
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print_error "Cannot SSH to $host as root"
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print_warning "Make sure your SSH key is added to root on $host"
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all_good=false
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fi
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done
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fi
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done
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if [ "$all_good" = false ]; then
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echo ""
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print_error "SSH connectivity test failed"
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print_info "To fix this:"
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echo " 1. Ensure your VPS provider has added your SSH key to root"
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echo " 2. Test manually: ssh -i $ssh_key root@<host>"
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echo ""
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if ! confirm_action "Continue anyway?"; then
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exit 1
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fi
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fi
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echo ""
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print_success "SSH connectivity verified"
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}
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###############################################################################
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# VPS Setup Functions
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###############################################################################
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setup_vps_users_and_access() {
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print_header "Setting Up Users and SSH Access on VPSs"
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cd "$ANSIBLE_DIR"
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print_info "This will:"
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echo " • Create the 'counterweight' user with sudo access"
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echo " • Configure SSH key authentication"
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echo " • Disable root login (optional, configured in playbook)"
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echo ""
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print_info "Running: ansible-playbook -i inventory.ini infra/01_user_and_access_setup_playbook.yml"
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echo ""
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if ! confirm_action "Proceed with user and access setup?"; then
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print_warning "Skipped user and access setup"
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return 1
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fi
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# Run the playbook with -e 'ansible_user="root"' to use root for this first run
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if ansible-playbook -i inventory.ini infra/01_user_and_access_setup_playbook.yml -e 'ansible_user="root"'; then
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print_success "User and access setup complete"
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return 0
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else
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print_error "User and access setup failed"
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return 1
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fi
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}
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setup_vps_firewall_and_fail2ban() {
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print_header "Setting Up Firewall and Fail2ban on VPSs"
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cd "$ANSIBLE_DIR"
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print_info "This will:"
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echo " • Configure UFW firewall with SSH access"
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echo " • Install and configure fail2ban for brute force protection"
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echo " • Install and configure auditd for security logging"
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echo ""
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print_info "Running: ansible-playbook -i inventory.ini infra/02_firewall_and_fail2ban_playbook.yml"
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echo ""
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if ! confirm_action "Proceed with firewall and fail2ban setup?"; then
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print_warning "Skipped firewall setup"
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return 1
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fi
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# Now use the default counterweight user
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if ansible-playbook -i inventory.ini infra/02_firewall_and_fail2ban_playbook.yml; then
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print_success "Firewall and fail2ban setup complete"
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return 0
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else
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print_error "Firewall setup failed"
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return 1
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fi
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}
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###############################################################################
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# Verification Functions
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###############################################################################
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verify_layer_1a() {
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print_header "Verifying Layer 1A Completion"
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cd "$ANSIBLE_DIR"
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local ssh_key=$(grep "ansible_ssh_private_key_file" "$ANSIBLE_DIR/inventory.ini" | head -n1 | sed 's/.*ansible_ssh_private_key_file=\([^ ]*\).*/\1/')
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ssh_key="${ssh_key/#\~/$HOME}"
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# Test SSH as counterweight user
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print_info "Testing SSH as counterweight user..."
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echo ""
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local all_good=true
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for group in vipy watchtower spacey; do
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local hosts=$(get_hosts_from_inventory "$group")
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if [ -n "$hosts" ]; then
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for host in $hosts; do
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if timeout 10 ssh -i "$ssh_key" -o StrictHostKeyChecking=no -o BatchMode=yes counterweight@$host "echo 'SSH OK'" &>/dev/null; then
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print_success "SSH to $host as counterweight: OK"
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else
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print_error "Cannot SSH to $host as counterweight"
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all_good=false
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fi
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done
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fi
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done
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echo ""
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if [ "$all_good" = true ]; then
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print_success "All SSH connectivity verified"
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else
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print_warning "Some SSH tests failed - manual verification recommended"
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print_info "Test manually: ssh -i $ssh_key counterweight@<host>"
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fi
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}
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###############################################################################
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# Summary Functions
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###############################################################################
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print_summary() {
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print_header "Layer 1A: VPS Setup Complete! 🎉"
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echo "Summary of what was configured:"
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echo ""
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print_success "counterweight user created on all VPSs"
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print_success "SSH key authentication configured"
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print_success "UFW firewall active and configured"
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print_success "fail2ban protecting against brute force attacks"
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print_success "auditd logging security events"
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echo ""
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print_warning "Important Security Changes:"
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echo " • Root SSH login is now disabled (by design)"
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echo " • Always use 'counterweight' user for SSH access"
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echo " • Firewall is active - only SSH allowed by default"
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echo ""
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print_info "Next steps:"
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echo " 1. Test SSH access: ssh -i ~/.ssh/counterganzua counterweight@<host>"
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echo " 2. (Optional) Set up Nodito: ./scripts/setup_layer_1b_nodito.sh"
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echo " 3. Proceed to Layer 2: ./scripts/setup_layer_2.sh"
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echo ""
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}
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###############################################################################
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# Main Execution
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###############################################################################
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main() {
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clear
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print_header "🔧 Layer 1A: VPS Basic Setup"
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echo "This script will configure users, SSH, firewall, and fail2ban on VPS machines."
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echo ""
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print_info "Targets: vipy, watchtower, spacey"
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echo ""
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if ! confirm_action "Continue with Layer 1A setup?"; then
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echo "Setup cancelled."
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exit 0
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fi
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check_layer_0_complete
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check_vps_configured
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check_ssh_connectivity
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# VPS Setup
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local setup_failed=false
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setup_vps_users_and_access || setup_failed=true
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setup_vps_firewall_and_fail2ban || setup_failed=true
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verify_layer_1a
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if [ "$setup_failed" = true ]; then
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print_warning "Some steps failed - please review errors above"
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fi
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print_summary
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}
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# Run main function
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main "$@"
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