mirror of
https://github.com/pivpn/pivpn.git
synced 2024-12-18 19:00:15 +00:00
147 lines
4.6 KiB
Bash
Executable file
147 lines
4.6 KiB
Bash
Executable file
#!/bin/bash
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setupVars="/etc/pivpn/wireguard/setupVars.conf"
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if [ ! -f "${setupVars}" ]; then
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echo "::: Missing setup vars file!"
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exit 1
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fi
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source "${setupVars}"
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helpFunc(){
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echo "::: Remove a client conf profile"
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echo ":::"
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echo "::: Usage: pivpn <-r|remove> [-y|--yes] [-h|--help] [<client-1>] ... [<client-n>] ..."
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echo ":::"
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echo "::: Commands:"
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echo "::: [none] Interactive mode"
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echo "::: <client> Client(s) to remove"
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echo "::: -y,--yes Remove Client(s) without confirmation"
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echo "::: -h,--help Show this help dialog"
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}
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# Parse input arguments
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while test $# -gt 0
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do
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_key="$1"
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case "$_key" in
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-h|--help)
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helpFunc
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exit 0
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;;
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-y|--yes)
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CONFIRM=true
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;;
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*)
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CLIENTS_TO_REMOVE+=("$1")
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;;
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esac
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shift
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done
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cd /etc/wireguard
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if [ ! -s configs/clients.txt ]; then
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echo "::: There are no clients to remove"
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exit 1
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fi
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LIST=($(awk '{print $1}' configs/clients.txt))
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if [ "${#CLIENTS_TO_REMOVE[@]}" -eq 0 ]; then
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echo -e "::\e[4m Client list \e[0m::"
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len=${#LIST[@]}
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COUNTER=1
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while [ $COUNTER -le ${len} ]; do
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printf "%0${#len}s) %s\r\n" ${COUNTER} ${LIST[(($COUNTER-1))]}
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((COUNTER++))
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done
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read -r -p "Please enter the Index/Name of the Client to be removed from the list above: " CLIENTS_TO_REMOVE
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if [ -z "${CLIENTS_TO_REMOVE}" ]; then
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echo "::: You can not leave this blank!"
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exit 1
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fi
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fi
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DELETED_COUNT=0
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for CLIENT_NAME in "${CLIENTS_TO_REMOVE[@]}"; do
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re='^[0-9]+$'
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if [[ ${CLIENT_NAME} =~ $re ]] ; then
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CLIENT_NAME=${LIST[$(($CLIENT_NAME -1))]}
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fi
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if ! grep -q "^${CLIENT_NAME} " configs/clients.txt; then
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echo -e "::: \e[1m${CLIENT_NAME}\e[0m does not exist"
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else
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REQUESTED="$(sha256sum "configs/${CLIENT_NAME}.conf" | cut -c 1-64)"
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if [ -n "$CONFIRM" ]; then
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REPLY="y"
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else
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read -r -p "Do you really want to delete $CLIENT_NAME? [y/N] "
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fi
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if [[ $REPLY =~ ^[Yy]$ ]]; then
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# Grab the least significant octed of the client IP address
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COUNT=$(grep "^${CLIENT_NAME} " configs/clients.txt | awk '{print $4}')
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# The creation date of the client
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CREATION_DATE="$(grep "^${CLIENT_NAME} " configs/clients.txt | awk '{print $3}')"
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# And its public key
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PUBLIC_KEY="$(grep "^${CLIENT_NAME} " configs/clients.txt | awk '{print $2}')"
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# Then remove the client matching the variables above
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sed "\#${CLIENT_NAME} ${PUBLIC_KEY} ${CREATION_DATE} ${COUNT}#d" -i configs/clients.txt
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# Remove the peer section from the server config
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sed "/### begin ${CLIENT_NAME} ###/,/### end ${CLIENT_NAME} ###/d" -i wg0.conf
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echo "::: Updated server config"
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rm "configs/${CLIENT_NAME}.conf"
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echo "::: Client config for ${CLIENT_NAME} removed"
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rm "keys/${CLIENT_NAME}_priv"
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rm "keys/${CLIENT_NAME}_pub"
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rm "keys/${CLIENT_NAME}_psk"
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echo "::: Client Keys for ${CLIENT_NAME} removed"
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# Find all .conf files in the home folder of the user matching the checksum of the
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# config and delete them. '-maxdepth 3' is used to avoid traversing too many folders.
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find "${install_home}" -maxdepth 3 -type f -name '*.conf' -print0 | while IFS= read -r -d '' CONFIG; do
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if sha256sum -c <<< "${REQUESTED} ${CONFIG}" &> /dev/null; then
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rm "${CONFIG}"
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fi
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done
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((DELETED_COUNT++))
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echo "::: Successfully deleted ${CLIENT_NAME}"
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# If using Pi-hole, remove the client from the hosts file
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if [ -f /etc/pivpn/hosts.wireguard ]; then
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NET_REDUCED="${pivpnNET::-2}"
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sed "\#${NET_REDUCED}.${COUNT} ${CLIENT_NAME}.pivpn#d" -i /etc/pivpn/hosts.wireguard
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if killall -SIGHUP pihole-FTL; then
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echo "::: Updated hosts file for Pi-hole"
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else
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echo "::: Failed to reload pihole-FTL configuration"
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fi
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fi
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else
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echo "Aborting operation"
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exit 1
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fi
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fi
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done
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# Restart WireGuard only if some clients were actually deleted
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if [ "${DELETED_COUNT}" -gt 0 ]; then
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if systemctl reload wg-quick@wg0; then
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echo "::: WireGuard reloaded"
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else
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echo "::: Failed to reload WireGuard"
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fi
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fi
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