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https://github.com/pivpn/pivpn.git
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Refactoring + WireGuard support
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Orazio
parent
9f20f50e61
commit
24a1a00d37
11 changed files with 1103 additions and 2522 deletions
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@ -1,153 +0,0 @@
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#!/usr/bin/env bash
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# PiVPN: Uninstall Script
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PKG_MANAGER="apt-get"
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INSTALL_USER=$(cat /etc/pivpn/INSTALL_USER)
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INSTALL_HOME=$(grep -m1 "^${INSTALL_USER}:" /etc/passwd | cut -d: -f6)
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INSTALL_HOME=${INSTALL_HOME%/} # remove possible trailing slash
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PLAT=$(cat /etc/pivpn/DET_PLATFORM)
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NO_UFW=$(cat /etc/pivpn/NO_UFW)
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OLD_UFW=$(cat /etc/pivpn/NO_UFW)
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PORT=$(cat /etc/pivpn/INSTALL_PORT)
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PROTO=$(cat /etc/pivpn/INSTALL_PROTO)
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IPv4dev="$(cat /etc/pivpn/pivpnINTERFACE)"
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INPUT_CHAIN_EDITED="$(cat /etc/pivpn/INPUT_CHAIN_EDITED)"
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FORWARD_CHAIN_EDITED="$(cat /etc/pivpn/FORWARD_CHAIN_EDITED)"
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# Find the rows and columns. Will default to 80x24 if it can not be detected.
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screen_size=$(stty size 2>/dev/null || echo 24 80)
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rows=$(echo $screen_size | awk '{print $1}')
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columns=$(echo $screen_size | awk '{print $2}')
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# Divide by two so the dialogs take up half of the screen, which looks nice.
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r=$(( rows / 2 ))
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c=$(( columns / 2 ))
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# Unless the screen is tiny
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r=$(( r < 20 ? 20 : r ))
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c=$(( c < 70 ? 70 : c ))
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spinner()
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{
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local pid=$1
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local delay=0.50
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local spinstr='/-\|'
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while [ "$(ps a | awk '{print $1}' | grep "$pid")" ]; do
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local temp=${spinstr#?}
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printf " [%c] " "$spinstr"
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local spinstr=$temp${spinstr%"$temp"}
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sleep $delay
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printf "\b\b\b\b\b\b"
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done
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printf " \b\b\b\b"
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}
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function removeAll {
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# Purge dependencies
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echo ":::"
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dependencies=( openvpn easy-rsa git iptables-persistent dnsutils expect unattended-upgrades )
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for i in "${dependencies[@]}"; do
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if [ "$(dpkg-query -W --showformat='${Status}\n' "$i" 2> /dev/null | grep -c "ok installed")" -eq 1 ]; then
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while true; do
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read -rp "::: Do you wish to remove $i from your system? [y/n]: " yn
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case $yn in
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[Yy]* ) printf ":::\tRemoving %s..." "$i"; $PKG_MANAGER -y remove --purge "$i" &> /dev/null & spinner $!; printf "done!\n";
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if [ "$i" == "openvpn" ]; then UINST_OVPN=1 ; fi
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if [ "$i" == "unattended-upgrades" ]; then UINST_UNATTUPG=1 ; fi
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break;;
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[Nn]* ) printf ":::\tSkipping %s\n" "$i"; break;;
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* ) printf "::: You must answer yes or no!\n";;
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esac
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done
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else
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printf ":::\tPackage %s not installed... Not removing.\n" "$i"
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fi
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done
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# Take care of any additional package cleaning
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printf "::: Auto removing remaining dependencies..."
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$PKG_MANAGER -y autoremove &> /dev/null & spinner $!; printf "done!\n";
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printf "::: Auto cleaning remaining dependencies..."
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$PKG_MANAGER -y autoclean &> /dev/null & spinner $!; printf "done!\n";
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echo ":::"
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# Removing pivpn files
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echo "::: Removing pivpn system files..."
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$SUDO rm -rf /opt/pivpn &> /dev/null
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$SUDO rm -rf /etc/.pivpn &> /dev/null
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$SUDO rm -rf $INSTALL_HOME/ovpns &> /dev/null
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rm -rf /var/log/*pivpn* &> /dev/null
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rm -rf /var/log/*openvpn* &> /dev/null
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if [[ $UINST_OVPN = 1 ]]; then
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rm -rf /etc/openvpn &> /dev/null
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if [[ $PLAT == "Ubuntu" || $PLAT == "Debian" ]]; then
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printf "::: Removing openvpn apt source..."
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rm -rf /etc/apt/sources.list.d/swupdate.openvpn.net.list &> /dev/null
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$PKG_MANAGER -qq update & spinner $!; printf "done!\n";
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fi
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fi
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if [[ $UINST_UNATTUPG = 1 ]]; then
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rm -rf /var/log/unattended-upgrades
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rm -rf /etc/apt/apt.conf.d/*periodic
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fi
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rm -rf /etc/pivpn &> /dev/null
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rm /usr/local/bin/pivpn &> /dev/null
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rm /etc/bash_completion.d/pivpn
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# Disable IPv4 forwarding
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sed -i '/net.ipv4.ip_forward=1/c\#net.ipv4.ip_forward=1' /etc/sysctl.conf
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sysctl -p
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if [[ $NO_UFW -eq 0 ]]; then
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sed -z "s/*nat\n:POSTROUTING ACCEPT \[0:0\]\n-I POSTROUTING -s 10.8.0.0\/24 -o $IPv4dev -j MASQUERADE\nCOMMIT\n\n//" -i /etc/ufw/before.rules
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ufw delete allow "$PORT"/"$PROTO" >/dev/null
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if [ "$OLD_UFW" -eq 1 ]; then
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sed -i "s/\(DEFAULT_FORWARD_POLICY=\).*/\1\"DROP\"/" /etc/default/ufw
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else
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ufw route delete allow in on tun0 from 10.8.0.0/24 out on "$IPv4dev" to any >/dev/null
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fi
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ufw reload >/dev/null
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else
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iptables -t nat -D POSTROUTING -s 10.8.0.0/24 -o "${IPv4dev}" -j MASQUERADE
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if [ "$INPUT_CHAIN_EDITED" -eq 1 ]; then
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iptables -D INPUT -i "$IPv4dev" -p "$PROTO" --dport "$PORT" -j ACCEPT
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fi
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if [ "$FORWARD_CHAIN_EDITED" -eq 1 ]; then
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iptables -D FORWARD -d 10.8.0.0/24 -i "$IPv4dev" -o tun0 -m conntrack --ctstate RELATED,ESTABLISHED -j ACCEPT
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iptables -D FORWARD -s 10.8.0.0/24 -i tun0 -o "$IPv4dev" -j ACCEPT
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fi
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iptables-save > /etc/iptables/rules.v4
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fi
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echo ":::"
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printf "::: Finished removing PiVPN from your system.\n"
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printf "::: Reinstall by simpling running\n:::\n:::\tcurl -L https://install.pivpn.io | bash\n:::\n::: at any time!\n:::\n"
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}
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function askreboot() {
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printf "It is \e[1mstrongly\e[0m recommended to reboot after un-installation.\n"
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read -p "Would you like to reboot now? [y/n]: " -n 1 -r
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echo
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if [[ ${REPLY} =~ ^[Yy]$ ]]; then
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printf "\nRebooting system...\n"
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sleep 3
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shutdown -r now
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fi
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}
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######### SCRIPT ###########
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echo "::: Preparing to remove packages, be sure that each may be safely removed depending on your operating system."
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echo "::: (SAFE TO REMOVE ALL ON RASPBIAN)"
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while true; do
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read -rp "::: Do you wish to completely remove PiVPN configuration and installed packages from your system? (You will be prompted for each package) [y/n]: " yn
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case $yn in
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[Yy]* ) removeAll; askreboot; break;;
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[Nn]* ) printf "::: Not removing anything, exiting...\n"; break;;
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esac
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done
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