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Wireguard: script to enable / disable VPN connection from CLI
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| #!/usr/bin/env bash | |
| export LC_ALL=C | |
| CLEAR="\e[0;m" | |
| RED="\e[1;31m" | |
| GREEN="\e[1;32m" | |
| YELLOW="\e[1;33m" | |
| UP="\e[1A" # Move cursor one line up | |
| CL="\r$(printf %$(tput cols)s)\r" # Clear line | |
| wg-status(){ | |
| local CONNECTIONS=$@ | |
| echo "" | |
| for i in $CONNECTIONS; do | |
| ip ad sh dev $i &>/dev/null \ | |
| && printf "[${YELLOW}%-4s${CLEAR}] ${GREEN}UP${CLEAR}\n" $i \ | |
| || printf "[${YELLOW}%-4s${CLEAR}] ${RED}DOWN${CLEAR}\n" $i | |
| done | |
| echo -en "\nExternal IP: " | |
| external_ip | |
| echo "" | |
| } | |
| external_ip() { | |
| local urls=( icanhazip.com ifconfig.me ipquail.com | |
| ipinfo.io/ip ip.me wtfismyip.com/text | |
| myip.wtf/text ifconfig.io checkip.amazonaws.com | |
| api.ipify.org ifconfig.co ) | |
| local url=${urls[ $RANDOM % ${#urls[@]} ]} | |
| local ip=$(curl -sL $url) | |
| grep -q -- "-v" <<<"$*" && echo "$url: $ip" || echo "$ip" | |
| } | |
| #-[ Main ]--------------------------------------------------------------------- | |
| PARAM=$1 | |
| CONNECTIONS="$(ls /etc/wireguard/ | grep '.conf$' | sed 's!\.conf!!')" | |
| if [ -z "$PARAM" ] && type -p gum &>/dev/null; then | |
| wg-status "$CONNECTIONS" | |
| echo -e "Start/stop VPN:" | |
| PARAM=$(echo $CONNECTIONS | tr " " "\n" | gum choose) | |
| echo -en "${UP}${CL}${UP}" | |
| fi | |
| if [ -z "$PARAM" ]; then | |
| echo -e "\n${YELLOW}No parameter. Abort.${CLEAR}" | |
| wg-status "$CONNECTIONS" | |
| exit 0 | |
| fi | |
| if ! grep -q "^${PARAM}$" <<<"$CONNECTIONS"; then | |
| echo -e "\n${YELLOW}Unknown connection '${RED}$PARAM${YELLOW}'. Abort.${CLEAR}" | |
| wg-status "$CONNECTIONS" | |
| exit 1 | |
| fi | |
| if ip ad sh dev ${PARAM} &>/dev/null; then | |
| echo -en "\nStopping $PARAM... " | |
| wg-quick down "${PARAM}" &>/dev/null | |
| if [ $? -eq 0 ]; then | |
| echo -e "${GREEN}OK${CLEAR}" | |
| else | |
| echo -e "${RED}KO${CLEAR}" | |
| fi | |
| else | |
| echo -en "\nStarting $PARAM... " | |
| wg-quick up "${PARAM}" &>/dev/null | |
| if [ $? -eq 0 ]; then | |
| echo -e "${GREEN}OK${CLEAR}" | |
| else | |
| echo -e "${RED}KO${CLEAR}" | |
| fi | |
| fi | |
| wg-status "$CONNECTIONS" |
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