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#!/usr/bin/env bash
_USER="${SUDO_USER:-$USER}"
_UI_APP_USER_DIR="/home/${_USER}/.config/IVPN"
_UI_APP_USER_DIR_OLD="/home/${_USER}/.config/ivpn-ui" #(old productName='ivpn-ui' for app ver < 3.3.x)
_AUTOSTART_FILE="/home/${_USER}/.config/autostart/ivpn-ui.desktop"
silent() {
"$@" > /dev/null 2>&1
}
copySettingsFromOldAppVer() {
if [ -d $_UI_APP_USER_DIR ] ; then
# if application cache data already exists - do nothing
echo "[ ] App cache data already exists"
else
if [ -d $_UI_APP_USER_DIR_OLD ] ; then
echo "[+] Upgrading old app version cache data ..."
mv $_UI_APP_USER_DIR_OLD $_UI_APP_USER_DIR || echo "[-] Failed"
fi
fi
}
killapp() {
echo "[+] Checking for 'ivpn-ui' running processes ..."
ps aux | grep /opt/ivpn/ui/bin/ivpn-ui | grep -v grep > /dev/null 2>&1
if [ $? -eq 0 ]; then
echo "[!] Detected: IVPN app is running"
echo "[+] Killing all 'ivpn-ui' processes ..."
# We should be careful here: WE SHOULD NOT KILL THIS SCRIPT :)
# (which also can have 'ivpn-ui' in process description)
silent kill -TERM $(ps aux | grep /opt/ivpn/ui/bin/ivpn-ui | grep -v grep | awk '{print $2}')
silent sleep 2
ps aux | grep /opt/ivpn/ui/bin/ivpn-ui | grep -v grep > /dev/null 2>&1
if [ $? -eq 0 ]; then
silent kill -KILL $(ps aux | grep /opt/ivpn/ui/bin/ivpn-ui | grep -v grep | awk '{print $2}')
fi
fi
}
erase_leftovers() {
if [ -d $_UI_APP_USER_DIR ] ; then
echo "[+] Removing application cache data: '$_UI_APP_USER_DIR' ..."
rm -rf $_UI_APP_USER_DIR || echo "[-] Failed"
fi
if [ -d $_UI_APP_USER_DIR_OLD ] ; then
echo "[+] Removing application cache data (old app version): '$_UI_APP_USER_DIR_OLD' ..."
rm -rf $_UI_APP_USER_DIR_OLD || echo "[-] Failed"
fi
if [ -f $_AUTOSTART_FILE ]; then
echo "[+] Removing application autostart file: '$_AUTOSTART_FILE' ..."
rm $_AUTOSTART_FILE || echo "[-] Failed"
fi
}
# --- install hooks ---
pre_install() {
killapp;
}
pre_upgrade() {
killapp;
}
pre_remove() {
killapp;
}
post_upgrade() {
copySettingsFromOldAppVer;
}
post_remove() {
erase_leftovers;
}
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