Created
September 15, 2024 23:03
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Auto reconnect Wireguard on Debian
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| #!/bin/bash | |
| # Function to check internet connection | |
| check_internet() { | |
| if ping -q -c 1 -W 1 8.8.8.8 >/dev/null 2>&1; then | |
| return 0 # Internet is available | |
| else | |
| return 1 # No internet connection | |
| fi | |
| } | |
| # Function to check if WireGuard is running | |
| check_wireguard() { | |
| if systemctl is-active --quiet wg-quick@wg0; then | |
| return 0 # WireGuard is running | |
| else | |
| return 1 # WireGuard is not running | |
| fi | |
| } | |
| # Check internet connection | |
| if check_internet; then | |
| echo "Internet connection is available." | |
| # Check if WireGuard is running | |
| if check_wireguard; then | |
| echo "WireGuard is already running. Exiting." | |
| exit 0 | |
| else | |
| echo "WireGuard is not running. Starting WireGuard." | |
| wg-quick up wg0 | |
| exit 0 | |
| fi | |
| else | |
| echo "No internet connection. Turning off WireGuard." | |
| # Turn off WireGuard | |
| wg-quick down wg0 | |
| # Wait for 3 seconds | |
| sleep 3 | |
| # Check internet connection again | |
| if check_internet; then | |
| echo "Internet is back. Starting WireGuard." | |
| wg-quick up wg0 | |
| else | |
| echo "No internet connection after retry. Exiting." | |
| exit 0 | |
| fi | |
| fi |
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