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pia-wg.sh
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#!/bin/bash
# original script posted by tpretz at https://www.reddit.com/r/PrivateInternetAccess/comments/g08ojr/is_wireguard_available_yet/fnvs20c/
# and at https://gist.github.com/tpretz/5ea1226517d95361f063f621e45de0a6
#
# significantly modified by Triffid_Hunter
#
# Improved with suggestions from Threarah at https://www.reddit.com/r/PrivateInternetAccess/comments/h9y4da/is_there_any_way_to_generate_wireguard_config/fv3cgi9/
#
# After the first run to fetch various data files and an auth token, this script does not require the ability to DNS resolve privateinternetaccess.com
while [ -n "$1" ]
do
case "$1" in
"-r")
shift
OPT_RECONNECT=1
;;
"-c")
shift
OPT_CONFIGONLY=1
;;
"-h")
shift
OPT_SHOWHELP=1
;;
"-f")
shift
OPT_FAST=1
;;
*)
echo "Unrecognized option: $1"
shift
OPT_SHOWHELP=1
;;
esac
done
if [ -n "$OPT_SHOWHELP" ]
then
echo
echo "USAGE: $(basename "$0") [-r] [-c]"
echo
echo " -r Force reconnection or server hop even if a cached link is available"
echo
echo " -c Config only - generate a WireGuard config but do not apply it to this system"
echo " Use this option for creating Android/iOS/router Wireguard configurations"
echo
echo " -f Fast reconnect if cached link is present - don't test connection or fetch updated serverlist"
echo " Does nothing if cached link information is absent, or if -r is specified"
echo
exit 1
fi
if ! which curl &>/dev/null
then
echo "The 'curl' utility is required"
echo " Most package managers should have a 'curl' package available"
EXIT=1
fi
if ! which jq &>/dev/null
then
echo "The 'jq' utility is required"
echo " Most package managers should have a 'jq' package available"
EXIT=1
fi
if ! which wg &>/dev/null
then
echo -n "The 'wg' utility from wireguard-tools is needed to generate keys"
[ -z "$OPT_CONFIGONLY" ] && echo -n " and apply settings to this machine"
echo
echo " Most package managers should have a 'wireguard-tools' package available"
EXIT2=1
fi
if [ -z "$OPT_CONFIGONLY" ]
then
if ! which ip &>/dev/null
then
echo "The 'ip' utility from iproute2 is needed to apply settings to this machine"
echo " Most package managers should have a 'iproute2' package available"
EXIT2=1
fi
if [ -n "$EXIT2" ]
then
echo
echo "You can use the -c option if you wish to only generate a config"
fi
EXIT="${EXIT}${EXIT2}"
else
if ! which qrencode &>/dev/null
then
echo "The 'qrencode' utility is recommended if you want to generate a config for the WireGuard Android/iOS apps"
echo " It will allow you to load the config easily by scanning a QR code printed to this terminal"
echo " A config will still be generated without it, but you will have to apply it by another method"
# this is not an error, do not set EXIT
fi
fi
PIA_CONFIG="$(dirname "$(realpath "$(which "$0")")")/pia-config.sh"
if ! [ -r "$PIA_CONFIG" ]
then
echo "Can't find 'pia-config.sh' at $PIA_CONFIG - please ensure it is present at that location, or suggest an improvement to this script for finding it"
EXIT=1
fi
[ -n "$EXIT" ] && exit 1
source "$PIA_CONFIG"
if ! [ -r "$CONFIG" ]
then
echo "Cannot read '$CONFIG', generating a default one"
if [ -z "$PIA_USERNAME" ]
then
read -p "Please enter your privateinternetaccess.com username: " PIA_USERNAME
fi
mkdir -p "$(dirname "$CONFIG")"
cat <<ENDCONFIG > "$CONFIG"
# your privateinternetaccess.com username (not needed if you already have an auth token)
PIA_USERNAME="$PIA_USERNAME"
# [OPTIONAL] your privateinternetaccess.com password (only needed once for v2 tokens, will be requested when needed if absent here)
# PIA_PASSWORD=""
# your desired endpoint location
LOC="$LOC"
# the name of the network interface (default: pia)
# PIA_INTERFACE="$PIA_INTERFACE"
# wireguard client-side private key (new key generated every invocation if not specified)
CLIENT_PRIVATE_KEY="$CLIENT_PRIVATE_KEY"
# if PORTFORWARD is set, pia-wg will only connect to port-forward capable servers, and will invoke pia-portforward.sh after connection
# PORTFORWARD="literally anything"
# If you have an existing routing table that only contains routes for hardware interfaces, specify it here
# this will allow pia-wg to hop endpoints without requiring you to disconnect first
# HARDWARE_ROUTE_TABLE="hardlinks"
# If you have daemons that you want to force to only use the VPN and already have a routing table for this purpose, specify it here
# pia-wg will add a default route via the PIA VPN link to that table for you
# VPNONLY_ROUTE_TABLE="vpnonly"
# post-portforward hook
# you can use \$PF_PORT for the received port numberr
# PORTFORWARD_HOOK="my_program \$PF_PORT"
ENDCONFIG
echo "Config saved"
fi
# fetch data-new.json if missing
if ! [ -r "$DATAFILE_NEW" ]
then
echo "Fetching new generation server list from PIA"
curl --max-time 15 'https://serverlist.piaservers.net/vpninfo/servers/v6' -o "$DATAFILE_NEW.temp" || exit 1
if [ "$(head -n1 < "$DATAFILE_NEW.temp" | jq '.regions | map_values(select(.servers.wg)) | keys' 2>/dev/null | wc -l)" -le 30 ]
then
echo "Bad serverlist retrieved to $DATAFILE_NEW.temp, exiting"
echo "You can try again if there was a transient error"
exit 1
else
head -n1 < "$DATAFILE_NEW.temp" | jq -cM '.' > "$DATAFILE_NEW" 2>/dev/null
fi
fi
if ! [ -r "$PIA_CERT" ]
then
echo "Fetching PIA self-signed RSA certificate from github"
curl --max-time 15 'https://raw.githubusercontent.com/pia-foss/desktop/master/daemon/res/ca/rsa_4096.crt' > "$PIA_CERT" || exit 1
fi
if [ -n "$OPT_RECONNECT" ]
then
rm "$CONNCACHE" "$REMOTEINFO" 2>/dev/null
fi
if [ -r "$CONNCACHE" ]
then
WG_NAME="$(jq -r ".name" "$CONNCACHE")"
WG_DNS="$(jq -r ".dns" "$CONNCACHE")"
WG_HOST="$(jq -r ".servers.wg[0].ip" "$CONNCACHE")"
WG_CN="$(jq -r ".servers.wg[0].cn" "$CONNCACHE")"
WG_PORT="$(jq -r '.groups.wg[0].ports[]' "$DATAFILE_NEW" | sort -r | head -n1)"
WG_SN="$(cut -d. -f1 <<< "$WG_DNS")"
fi
if [ -z "$WG_HOST" ] || [ -z "$WG_CN" ] || [ -z "$WG_PORT" ]
then
if [ "$(jq -r ".regions | .[] | select(.id == \"$LOC\")" "$DATAFILE_NEW")" == "" ]
then
LOC=$(jq -r '.regions | .[] | select(.id | test("^'"$LOC"'")) '${PORTFORWARD:+'| select(.port_forward) '}'| .id' "$DATAFILE_NEW" | shuf -n 1)
fi
if [ "$(jq -r ".regions | .[] | select(.id == \"$LOC\")" "$DATAFILE_NEW")" == "" ]
then
echo "Location $LOC not found!"
echo "Options are:"
# jq '.regions | .[] | .id' "$DATAFILE_NEW" | sort | sed -e 's/^/ * /'
(
echo "${BOLD}Location${TAB}Region${TAB}Port Forward${TAB}Geolocated${NORMAL}"
echo "----------------${TAB}------------------${TAB}------------${TAB}----------"
jq -r '.regions | .[] | '${PORTFORWARD:+'| select(.port_forward)'}' [.id, .name, .port_forward, .geo] | "'$'\e''[1m\(.[0])'$'\e''[0m\t\(.[1])\t\(.[2])\t\(.[3])"' "$DATAFILE_NEW" | sort
) | column -t -s "${TAB}"
echo "${PORTFORWARD:+'Note: only port-forwarding regions displayed'}"
echo "Please edit $CONFIG and change your desired location, then try again"
exit 1
fi
SERVERINFO="$(jq -r ".regions[] | select(.id == \"$LOC\")" "$DATAFILE_NEW")"
WG_NAME="$(jq -r ".name" <<< "$SERVERINFO")"
WG_DNS="$( jq -r ".dns" <<< "$SERVERINFO")"
SERVERINDEX="$(jq --arg r $RANDOM '($r|tonumber) % (.servers.wg | length)' <<< "$SERVERINFO")"
echo "Selecting server $(( $SERVERINDEX + 1 )) from $(jq '.servers.wg | length' <<< "$SERVERINFO") choices"
SELECTEDSERVER="$(jq --arg i $SERVERINDEX '.servers.wg[$i|tonumber]' <<< "$SERVERINFO")"
WG_HOST="$(jq -r ".ip" <<< "$SELECTEDSERVER")"
WG_CN="$( jq -r ".cn" <<< "$SELECTEDSERVER")"
WG_PORT="$(jq -r '.groups.wg[0].ports[]' "$DATAFILE_NEW" | shuf -n1)"
jq '. | del(.servers.wg) * { "servers": { "wg": [ { "ip": "'"$WG_HOST"'", "cn": "'"$WG_CN"'" } ] } }' <<< "$SERVERINFO" > "$CONNCACHE"
WG_SN="$(cut -d. -f1 <<< "$WG_DNS")"
fi
if [ -z "$WG_HOST$WG_PORT" ]; then
echo "wg host/port not found (bad server list?), exiting"
exit 1
fi
if [ -z "$OPT_CONFIGONLY" ]
then
if ! ip route show table "$HARDWARE_ROUTE_TABLE" 2>/dev/null | grep -q .
then
ROUTES_ADD=$(
for IF in $(ip link show | grep -B1 'link/ether' | grep '^[0-9]' | cut -d: -f2)
do
ip route show | grep "dev $IF" | sed -e 's/linkdown//' | sed -e "s/^/ip route add table $HARDWARE_ROUTE_TABLE /"
done
)
if [ "$EUID" -eq 0 ]
then
sh <<< "$ROUTES_ADD"
else
echo "Build a routing table with only hardware links to stop wireguard packets going back through the VPN:"
echo sudo sh '<<<' "$ROUTES_ADD"
sudo sh <<< "$ROUTES_ADD"
fi
echo "Table $HARDWARE_ROUTE_TABLE (hardware network links) now contains:"
ip route show table "$HARDWARE_ROUTE_TABLE" | sed -e "s/^/${TAB}/"
echo
echo "${BOLD}*** PLEASE NOTE: if this table isn't updated by your network post-connect hooks, your connection cannot remain up if your network links change${NORMAL}"
echo "Managing such hooks is beyond the scope of this script"
fi
fi
if ! [ -r "$REMOTEINFO" ]
then
if [ -z "$TOK" ]
then
PASS="$PIA_PASSWORD"
if [ -z "$PIA_USERNAME" ] || [ -z "$PASS" ]
then
echo "A new auth token is required."
fi
if [ -z "$PIA_USERNAME" ]
then
read -p "Please enter your privateinternetaccess.com username: " PIA_USERNAME
[ -z "$PIA_USERNAME" ] && exit 1
fi
if [ -z "$PASS" ]
then
echo "Your password will NOT be saved."
read -p "Please enter your privateinternetaccess.com password for $PIA_USERNAME: " -s PASS
[ -z "$PASS" ] && exit 1
fi
TOK=$(curl -X POST \
-H "Content-Type: application/json" \
-d "{\"username\":\"$PIA_USERNAME\",\"password\":\"$PASS\"}" \
"https://www.privateinternetaccess.com/api/client/v2/token" | jq -r '.token')
if [ -z "$TOK" ]
then
echo "failed, trying meta server"
METASERVER="$(jq -r ".servers.meta[0].ip" "$CONNCACHE")"
METADNS="$(jq -r ".servers.meta[0].cn" "$CONNCACHE")"
TOK=$(curl -s \
--cacert "$PIA_CERT" \
--resolve "$METADNS:443:$METASERVER" \
-u "$PIA_USERNAME:$PASS" \
"https://$METADNS/authv3/generateToken" \
| jq -r ".token")
fi
if [ -z "$TOK" ]
then
echo "PIA API v2 failed, trying V3"
TOK=$(curl -s -u "$PIA_USERNAME:$PASS" \
"https://privateinternetaccess.com/gtoken/generateToken" | jq -r '.token')
fi
if [ -z "$PIA_PASSWORD" ]
then
unset PASS
echo "Your password has been forgotten, please edit $CONFIG and set PIA_PASSWORD if you wish to store it permanently."
fi
# echo "got token: $TOK"
if [ -z "$TOK" ]; then
echo "Failed to authenticate with privateinternetaccess"
echo "Check your user/pass and try again"
exit 1
fi
touch "$TOKENFILE"
chmod 600 "$TOKENFILE"
echo "$TOK" > "$TOKENFILE"
echo "Functional DNS is no longer required."
echo "If you're setting up in a region with heavy internet restrictions, you can disable your alternate VPN or connection method now"
fi
echo "Registering public key with ${BOLD}$WG_NAME $WG_HOST${NORMAL}"
[ "$EUID" -eq 0 ] && [ -z "$OPT_CONFIGONLY" ] && ip rule add to "$WG_HOST" lookup $HARDWARE_ROUTE_TABLE pref 10
if ! curl -GsS \
--max-time 5 \
--data-urlencode "pubkey=$CLIENT_PUBLIC_KEY" \
--data-urlencode "pt=$TOK" \
--cacert "$PIA_CERT" \
--resolve "$WG_CN:$WG_PORT:$WG_HOST" \
"https://$WG_CN:$WG_PORT/addKey" > "$REMOTEINFO.temp"
then
echo "Registering with $WG_CN failed, trying $WG_DNS"
# fall back to trying DNS certificate if CN fails
# /u/dean_oz reported that this works better for them at https://www.reddit.com/r/PrivateInternetAccess/comments/h9y4da/is_there_any_way_to_generate_wireguard_config/fyfqjf7/
# in testing I find that sometimes one works, sometimes the other works
if ! curl -GsS \
--max-time 5 \
--data-urlencode "pubkey=$CLIENT_PUBLIC_KEY" \
--data-urlencode "pt=$TOK" \
--cacert "$PIA_CERT" \
--resolve "$WG_DNS:$WG_PORT:$WG_HOST" \
"https://$WG_DNS:$WG_PORT/addKey" > "$REMOTEINFO.temp"
then
echo "Failed to register key with $WG_SN ($WG_HOST)"
if ! [ -e "/sys/class/net/$PIA_INTERFACE" ]
then
echo "If you're trying to change hosts because your link has stopped working,"
echo " you may need to ${BOLD}ip link del dev $PIA_INTERFACE${NORMAL} and try this script again"
fi
rm -f "$CONNCACHE" "$REMOTEINFO"
exit 1
fi
fi
if [ "$(jq -r .status "$REMOTEINFO.temp")" != "OK" ]
then
echo "WG key registration failed - bad token?"
jq "$REMOTEINFO.temp"
echo "If you see an auth error, consider deleting $TOKENFILE and getting a new token"
exit 1
fi
mv "$REMOTEINFO.temp" \
"$REMOTEINFO"
unset OPT_FAST
fi
PEER_IP="$(jq -r .peer_ip "$REMOTEINFO")"
SERVER_PUBLIC_KEY="$(jq -r .server_key "$REMOTEINFO")"
SERVER_IP="$(jq -r .server_ip "$REMOTEINFO")"
SERVER_PORT="$(jq -r .server_port "$REMOTEINFO")"
SERVER_VIP="$(jq -r .server_vip "$REMOTEINFO")"
if [ -n "$OPT_CONFIGONLY" ]
then
cat > "$WGCONF" <<ENDWG
[Interface]
PrivateKey = $CLIENT_PRIVATE_KEY
Address = $PEER_IP
DNS = $(jq -r '.dns_servers[0:2]' "$REMOTEINFO" | grep ^\ | cut -d\" -f2 | xargs echo | sed -e 's/ /,/g')
[Peer]
PublicKey = $SERVER_PUBLIC_KEY
AllowedIPs = 0.0.0.0/5, 8.0.0.0/7, 11.0.0.0/8, 12.0.0.0/6, 16.0.0.0/4, 32.0.0.0/3, 64.0.0.0/2, 128.0.0.0/3, 160.0.0.0/5, 168.0.0.0/6, 172.0.0.0/12, 172.32.0.0/11, 172.64.0.0/10, 172.128.0.0/9, 173.0.0.0/8, 174.0.0.0/7, 176.0.0.0/4, 192.0.0.0/9, 192.128.0.0/11, 192.160.0.0/13, 192.169.0.0/16, 192.170.0.0/15, 192.172.0.0/14, 192.176.0.0/12, 192.192.0.0/10, 193.0.0.0/8, 194.0.0.0/7, 196.0.0.0/6, 200.0.0.0/5, 208.0.0.0/4, ::/0
Endpoint = $SERVER_IP:$SERVER_PORT
ENDWG
echo
echo "$WGCONF generated:"
echo
cat "$WGCONF"
echo
if which qrencode &>/dev/null
then
qrencode -t ansiutf8 < "$WGCONF"
fi
echo
exit 0
fi
# echo "Bringing up wireguard interface $PIA_INTERFACE... "
if [ "$EUID" -eq 0 ]
then
# scratch current config if any
# put new settings into existing interface instead of teardown/re-up to prevent leaks
if ip link list "$PIA_INTERFACE" > /dev/null
then
echo "Updating existing interface '$PIA_INTERFACE'"
OLD_PEER_IP="$(ip -j addr show dev pia | jq -r '.[].addr_info[].local')"
OLD_KEY="$(echo $(wg showconf "$PIA_INTERFACE" | grep ^PublicKey | cut -d= -f2-))"
OLD_ENDPOINT="$(wg show "$PIA_INTERFACE" endpoints | grep "$OLD_KEY" | cut "-d${TAB}" -f2 | cut -d: -f1)"
# Note: unnecessary if Table != off above, but doesn't hurt.
# ensure we don't get a packet storm loop
ip rule add fwmark 51820 lookup "$HARDWARE_ROUTE_TABLE" pref 10
if [ "$OLD_KEY" != "$SERVER_PUBLIC_KEY" ]
then
echo " [Change Peer from $OLD_KEY to $SERVER_PUBLIC_KEY]"
wg set "$PIA_INTERFACE" fwmark 51820 private-key <(echo "$CLIENT_PRIVATE_KEY") peer "$SERVER_PUBLIC_KEY" endpoint "$SERVER_IP:$SERVER_PORT" allowed-ips "0.0.0.0/0,::/0" || exit 1
# remove old key
wg set "$PIA_INTERFACE" peer "$OLD_KEY" remove
fi
if [ "$PEER_IP" != "$OLD_PEER_IP/32" ]
then
echo " [Change $PIA_INTERFACE ipaddr from $OLD_PEER_IP to $PEER_IP]"
# update link ip address in case
ip addr replace "$PEER_IP" dev "$PIA_INTERFACE"
ip addr del "$OLD_PEER_IP/32" dev "$PIA_INTERFACE"
# remove old route
ip rule del to "$OLD_PEER_IP" lookup "$HARDWARE_ROUTE_TABLE" 2>/dev/null
fi
# Note: only if Table = off in wireguard config file above
ip route add default dev "$PIA_INTERFACE"
# Specific to my setup
ip route add default table "$VPNONLY_ROUTE_TABLE" dev "$PIA_INTERFACE"
else
echo "Bringing up interface '$PIA_INTERFACE'"
# Note: unnecessary if Table != off above, but doesn't hurt.
ip rule add fwmark 51820 lookup "$HARDWARE_ROUTE_TABLE" pref 10
# bring up wireguard interface
ip link add "$PIA_INTERFACE" type wireguard || exit 1
ip link set dev "$PIA_INTERFACE" up || exit 1
wg set "$PIA_INTERFACE" fwmark 51820 private-key <(echo "$CLIENT_PRIVATE_KEY") peer "$SERVER_PUBLIC_KEY" endpoint "$SERVER_IP:$SERVER_PORT" allowed-ips "0.0.0.0/0,::/0" || exit 1
ip addr replace "$PEER_IP" dev "$PIA_INTERFACE" || exit 1
# Note: only if Table = off in wireguard config file above
ip route add default dev "$PIA_INTERFACE"
# Specific to my setup
ip route add default table "$VPNONLY_ROUTE_TABLE" dev "$PIA_INTERFACE"
fi
else
echo
echo "Not running as root/sudo - did you want to specify -c (config only) ?"
echo "Setup commands will now be fed through sudo"
echo
echo ip rule add fwmark 51820 lookup $HARDWARE_ROUTE_TABLE pref 10
sudo ip rule add fwmark 51820 lookup $HARDWARE_ROUTE_TABLE pref 10 || exit 1
if ! ip link list "$PIA_INTERFACE" > /dev/null
then
echo ip link add "$PIA_INTERFACE" type wireguard
sudo ip link add "$PIA_INTERFACE" type wireguard || exit 1
fi
echo wg set "$PIA_INTERFACE" fwmark 51820 private-key "$CLIENT_PRIVATE_KEY" peer "$SERVER_PUBLIC_KEY" endpoint "$SERVER_IP:$SERVER_PORT" allowed-ips "0.0.0.0/0,::/0"
sudo wg set "$PIA_INTERFACE" fwmark 51820 private-key <(echo "$CLIENT_PRIVATE_KEY") peer "$SERVER_PUBLIC_KEY" endpoint "$SERVER_IP:$SERVER_PORT" allowed-ips "0.0.0.0/0,::/0" || exit 1
echo ip addr replace "$PEER_IP" dev "$PIA_INTERFACE"
sudo ip addr replace "$PEER_IP" dev "$PIA_INTERFACE" || exit 1
if ip link list "$PIA_INTERFACE" > /dev/null
then
OLD_PEER_IP="$(ip -j addr show dev pia | jq '.[].addr_info[].local')"
OLD_KEY="$(echo $(wg showconf "$PIA_INTERFACE" | grep ^PublicKey | cut -d= -f2))"
OLD_ENDPOINT="$(wg show "$PIA_INTERFACE" endpoints | grep "$OLD_KEY" | cut "-d${TAB}" -f2 | cut -d: -f1)"
echo wg set "$PIA_INTERFACE" peer "$OLD_KEY" remove
sudo wg set "$PIA_INTERFACE" peer "$OLD_KEY" remove || exit 1
fi
echo ip route add default dev "$PIA_INTERFACE"
sudo ip route add default dev "$PIA_INTERFACE" || exit 1
fi
echo "PIA Wireguard '$PIA_INTERFACE' configured successfully"
if [ -n "$OPT_FAST" ]
then
echo "-f FAST supplied, skipping connection test and serverlist update"
exit 0
fi
TRIES=0
echo -n "Waiting for connection to stabilise..."
while ! ping -n -c1 -w 1 -s 1280 -I "$PIA_INTERFACE" "$SERVER_VIP" &>/dev/null
do
echo -n "."
TRIES=$(( $TRIES + 1 ))
if [[ $TRIES -ge 3 ]]
then
echo "Connection failed to stabilise, try again"
rm -f "$CONNCACHE" "$REMOTEINFO"
exit 1
fi
sleep 0.5 # so we can catch ctrl+c
done
echo " OK"
if find "$DATAFILE_NEW" -mtime -3 -exec false {} +
then
echo "PIA endpoint list is stale, Fetching new generation wireguard server list"
echo curl --max-time 15 --interface "$PIA_INTERFACE" --CAcert "$PIA_CERT" --resolve "$WG_CN:443:10.0.0.1" "https://$WG_CN:443/vpninfo/servers/v6"
curl --max-time 15 --interface "$PIA_INTERFACE" --CAcert "$PIA_CERT" --resolve "$WG_CN:443:10.0.0.1" "https://$WG_CN:443/vpninfo/servers/v6" > "$DATAFILE_NEW.temp" || \
curl --max-time 15 'https://serverlist.piaservers.net/vpninfo/servers/v6' > "$DATAFILE_NEW.temp" || exit 0
if [ "$(jq '.regions | map_values(select(.servers.wg)) | keys' "$DATAFILE_NEW.temp" 2>/dev/null | wc -l)" -le 30 ]
then
echo "Bad serverlist retrieved to $DATAFILE_NEW.temp, exiting"
echo "You can try again if there was a transient error"
# exit 1 // this isn't a fatal error, just an inconvenience
else
jq -cM '.' "$DATAFILE_NEW.temp" > "$DATAFILE_NEW" 2>/dev/null
fi
fi
if [ -n "$PORTFORWARD" ]
then
echo "Requesting forwarded port..."
if which pia-portforward.sh &>/dev/null
then
pia-portforward.sh
else
if [ -e "${0%/*}/pia-portforward.sh" ]
then
"${0%/*}/pia-portforward.sh"
else
PIA_PORTFORWARD="$(dirname "$(realpath "$(which "$0")")")/pia-portforward.sh"
if [ -e "$PIA_PORTFORWARD" ]
then
"$PIA_PORTFORWARD"
else
echo "pia-portforward.sh couldn't be found!"
exit 1
fi
fi
fi
echo "Note: pia-portforward.sh should be called every ~5 minutes to maintain your forward."
echo "You could try:"
echo " while sleep 5m; do pia-portforward.sh; done"
echo "or alternately add a cronjob with crontab -e"
fi
exit 0