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#!/usr/bin/env bash
silent() {
"$@" > /dev/null 2>&1
}
has_systemd() {
# Some OS vendors put systemd in ... different places ...
[ -d "/lib/systemd/system/" -o -d "/usr/lib/systemd/system" ] && silent which systemctl
}
ivpnlogout() {
if [ -f /usr/bin/ivpn ]; then
echo "[+] Logging out..."
/usr/bin/ivpn logout || echo "[-] Failed to log out"
fi
}
disconnect() {
if [ -f /usr/bin/ivpn ]; then
echo "[+] Trying to disable firewall..."
/usr/bin/ivpn firewall -off || echo "[-] Failed to disable firewall"
echo "[+] Trying to disconnect..."
/usr/bin/ivpn disconnect || echo "[-] Failed to disconnect"
fi
}
try_systemd_stop() {
if has_systemd ; then
echo "[ ] systemd detected. Trying to stop service ..."
echo "[+] Stopping service"
silent systemctl stop ivpn-service
echo "[+] Disabling service"
silent systemctl disable ivpn-service
fi
}
erase_leftovers() {
local _IVPN_TMP="/etc/opt/ivpn"
local _IVPN_LOG="/var/log/ivpn"
local _IVPN_DIR="/opt/ivpn"
# Normally, all files which were installed, deleted automatically
# But ivpn-service also writing to 'mutable' additional temporary files (uninstaller know nothing about them)
# Therefore, we are completely removing all content of '/etc/opt/ivpn' and '/var/log/ivpn'
echo "[+] Removing leftovers ..."
if [ -d $_IVPN_TMP ] ; then
rm -rf $_IVPN_TMP|| echo "[-] Removing '$_IVPN_TMP' folder failed"
fi
if [ -d $_IVPN_LOG ] ; then
rm -rf $_IVPN_LOG|| echo "[-] Removing '$_IVPN_LOG' folder failed"
fi
#remove 'ivpn' folder (if empy)
silent sudo rmdir $_IVPN_DIR
}
# --- install hooks ---
pre_upgrade () {
disconnect;
# ########################################################################################
#
# Next lines is in use only for compatibility with old package versions (v3.10.10 and older)
#
# ########################################################################################
# Folders changed:
# "/opt/ivpn/mutable" -> "/etc/opt/ivpn/mutable"
# "/opt/ivpn/log" -> "/var/log/ivpn"
if [ -d /opt/ivpn/mutable ]; then
echo "[+] Migrating old-style mutable data from the previous installation ..."
mkdir -p /etc/opt/ivpn
mv /opt/ivpn/mutable /etc/opt/ivpn/mutable
fi
if [ -d /opt/ivpn/log ]; then
echo "[+] Migrating old-style logs from the previous installation ..."
mv /opt/ivpn/log /var/log/ivpn
fi
# ########################################################################################
}
pre_remove() {
disconnect;
ivpnlogout;
try_systemd_stop;
}
post_install () {
if has_systemd ; then
echo "[+] Enabling ivpn-service.service..."
systemctl enable --now ivpn-service
else
echo "[!] WARNING! systemd not detected. Please start ivpn-service manually."
fi
}
post_upgrade () {
if has_systemd ; then
echo "[+] Restarting ivpn-service.service..."
systemctl daemon-reload
systemctl restart ivpn-service
else
echo "[!] WARNING! systemd not detected. Please restart ivpn-service manually."
fi
}
post_remove() {
erase_leftovers;
}
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