Add simplified VPN manager script for Proxmox Colocation only

vpn-manager.command

@@ -0,0 +1,184 @@
+#!/bin/bash
+
+# Get the directory where this script is located
+SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
+
+# VPN Configuration
+VPN_CONFIG="$HOME/wg1.conf"
+VPN_NAME="Proxmox Colocation VPN"
+VPN_IP="10.6.0.3"
+VPN_NETWORK="10.6.0.0/24, 10.4.0.0/24"
+
+# Function to get active VPN interface
+get_active_vpn() {
+    sudo wg show interfaces 2>/dev/null
+}
+
+# Function to show detailed status
+show_status() {
+    echo "🔍 Checking VPN connection..."
+    echo ""
+    
+    local active_interface=$(get_active_vpn)
+    
+    if [ -z "$active_interface" ]; then
+        echo "🔴 VPN not connected"
+        return
+    fi
+    
+    echo "🟢 VPN Connected:"
+    echo ""
+    sudo wg show
+    echo ""
+    
+    # Show routing information
+    echo "📡 Network Routes:"
+    netstat -rn | grep -E "10\.(4|6)\.0" | awk '{printf "   %-20s -> %s\n", $1, $NF}'
+}
+
+# Function to connect VPN
+connect_vpn() {
+    if [ ! -f "$VPN_CONFIG" ]; then
+        echo "❌ Configuration file not found: $VPN_CONFIG"
+        return 1
+    fi
+    
+    echo "🔄 Connecting to $VPN_NAME..."
+    result=$(sudo wg-quick up "$VPN_CONFIG" 2>&1)
+    
+    if [ $? -eq 0 ]; then
+        echo "✅ Connected Successfully!"
+        echo "   VPN IP: $VPN_IP"
+        echo "   Networks: $VPN_NETWORK"
+        sleep 1
+        return 0
+    else
+        if echo "$result" | grep -q "already exists"; then
+            echo "ℹ️  VPN is already connected"
+            return 0
+        else
+            echo "❌ Failed to connect:"
+            echo "$result" | head -5
+            return 1
+        fi
+    fi
+}
+
+# Function to disconnect VPN
+disconnect_vpn() {
+    if [ ! -f "$VPN_CONFIG" ]; then
+        echo "❌ Configuration file not found: $VPN_CONFIG"
+        return 1
+    fi
+    
+    echo "🔄 Disconnecting $VPN_NAME..."
+    result=$(sudo wg-quick down "$VPN_CONFIG" 2>&1)
+    
+    if [ $? -eq 0 ]; then
+        echo "✅ Disconnected Successfully!"
+        return 0
+    else
+        if echo "$result" | grep -q "is not a WireGuard interface"; then
+            echo "ℹ️  VPN is not connected"
+            return 0
+        else
+            echo "❌ Failed to disconnect:"
+            echo "$result" | head -5
+            return 1
+        fi
+    fi
+}
+
+# Function to test connectivity
+test_connectivity() {
+    local active_interface=$(get_active_vpn)
+    
+    if [ -z "$active_interface" ]; then
+        echo "❌ VPN not connected. Please connect first."
+        return
+    fi
+    
+    echo "🔍 Testing connectivity..."
+    echo ""
+    
+    # Test internal network (10.4.0.0/24)
+    echo "Testing Internal Network (10.4.0.0/24):"
+    if ping -c 1 -W 2 10.4.0.1 >/dev/null 2>&1; then
+        echo "  ✅ Gateway (10.4.0.1): Reachable"
+    else
+        echo "  ⚠️  Gateway (10.4.0.1): Not reachable"
+    fi
+    
+    if ping -c 1 -W 2 10.4.0.148 >/dev/null 2>&1; then
+        echo "  ✅ Proxmox Host (10.4.0.148): Reachable"
+    else
+        echo "  ⚠️  Proxmox Host (10.4.0.148): Not reachable"
+    fi
+    
+    if ping -c 1 -W 2 10.4.0.205 >/dev/null 2>&1; then
+        echo "  ✅ DeafGain Server (10.4.0.205): Reachable"
+    else
+        echo "  ⚠️  DeafGain Server (10.4.0.205): Not reachable"
+    fi
+}
+
+# Clear screen and show header
+clear
+echo "=================================================="
+echo "🔐 WireGuard VPN Manager - Proxmox Colocation"
+echo "=================================================="
+echo ""
+
+# Main menu
+while true; do
+    # Check VPN status
+    active_interface=$(get_active_vpn)
+    
+    if [ -n "$active_interface" ]; then
+        echo "🟢 Status: VPN Connected"
+    else
+        echo "🔴 Status: VPN Disconnected"
+    fi
+    echo ""
+    
+    echo "Options:"
+    echo "1) Connect to VPN"
+    echo "2) Disconnect from VPN"
+    echo "3) Show Detailed Status"
+    echo "4) Test Connectivity"
+    echo "5) Quit"
+    echo ""
+    read -p "Enter your choice (1-5): " choice
+    
+    case $choice in
+        1)
+            echo ""
+            connect_vpn
+            ;;
+        2)
+            echo ""
+            disconnect_vpn
+            ;;
+        3)
+            echo ""
+            show_status
+            ;;
+        4)
+            echo ""
+            test_connectivity
+            ;;
+        5)
+            echo ""
+            echo "👋 Goodbye!"
+            exit 0
+            ;;
+        *)
+            echo ""
+            echo "❌ Invalid choice. Please enter 1-5."
+            ;;
+    esac
+    
+    echo ""
+    echo "=================================================="
+    echo ""
+done