142 lines
4.1 KiB
Bash
142 lines
4.1 KiB
Bash
#!/bin/sh
|
|
#
|
|
# Script to upgrade Libreswan on Ubuntu and Debian
|
|
#
|
|
# Copyright (C) 2016 Lin Song <linsongui@gmail.com>
|
|
#
|
|
# This work is licensed under the Creative Commons Attribution-ShareAlike 3.0
|
|
# Unported License: http://creativecommons.org/licenses/by-sa/3.0/
|
|
#
|
|
# Attribution required: please include my name in any derivative and let me
|
|
# know how you have improved it!
|
|
|
|
# Check https://libreswan.org for the latest version
|
|
swan_ver=3.18
|
|
|
|
### Do not edit below this line ###
|
|
|
|
export PATH="/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin"
|
|
|
|
exiterr() { echo "Error: ${1}" >&2; exit 1; }
|
|
exiterr2() { echo "Error: 'apt-get install' failed." >&2; exit 1; }
|
|
|
|
os_type="$(lsb_release -si 2>/dev/null)"
|
|
if [ "$os_type" != "Ubuntu" ] && [ "$os_type" != "Debian" ]; then
|
|
exiterr "This script only supports Ubuntu/Debian."
|
|
fi
|
|
|
|
if [ -f /proc/user_beancounters ]; then
|
|
exiterr "This script does not support OpenVZ VPS."
|
|
fi
|
|
|
|
if [ "$(id -u)" != 0 ]; then
|
|
exiterr "Script must be run as root. Try 'sudo sh $0'"
|
|
fi
|
|
|
|
if [ -z "$swan_ver" ]; then
|
|
exiterr "Libreswan version 'swan_ver' not specified."
|
|
fi
|
|
|
|
/usr/local/sbin/ipsec --version 2>/dev/null | grep -qs "Libreswan"
|
|
if [ "$?" != "0" ]; then
|
|
exiterr "This script requires Libreswan already installed."
|
|
fi
|
|
|
|
/usr/local/sbin/ipsec --version 2>/dev/null | grep -qs "$swan_ver"
|
|
if [ "$?" = "0" ]; then
|
|
echo "You already have Libreswan version $swan_ver installed! "
|
|
echo "If you continue, the same version will be re-installed."
|
|
echo
|
|
printf "Do you wish to continue anyway? [y/N] "
|
|
read -r response
|
|
case $response in
|
|
[yY][eE][sS]|[yY])
|
|
echo
|
|
;;
|
|
*)
|
|
echo "Aborting."
|
|
exit 1
|
|
;;
|
|
esac
|
|
fi
|
|
|
|
clear
|
|
|
|
cat <<EOF
|
|
Welcome! This script will build and install Libreswan $swan_ver on your server.
|
|
Additional packages required for Libreswan compilation will also be installed.
|
|
|
|
This is intended for use on servers running an older version of Libreswan.
|
|
Your existing VPN configuration files will NOT be modified.
|
|
|
|
EOF
|
|
|
|
if [ "$(sed 's/\..*//' /etc/debian_version 2>/dev/null)" = "7" ]; then
|
|
cat <<'EOF'
|
|
IMPORTANT: Workaround required for Debian 7 (Wheezy).
|
|
You must first run the script at: https://git.io/vpndeb7
|
|
Continue only after completing this workaround.
|
|
|
|
EOF
|
|
fi
|
|
|
|
printf "Do you wish to continue? [y/N] "
|
|
read -r response
|
|
case $response in
|
|
[yY][eE][sS]|[yY])
|
|
echo
|
|
echo "Please be patient. Setup is continuing..."
|
|
echo
|
|
;;
|
|
*)
|
|
echo "Aborting."
|
|
exit 1
|
|
;;
|
|
esac
|
|
|
|
# Create and change to working dir
|
|
mkdir -p /opt/src
|
|
cd /opt/src || exiterr "Cannot enter /opt/src."
|
|
|
|
# Update package index and install Wget
|
|
export DEBIAN_FRONTEND=noninteractive
|
|
apt-get -yq update || exiterr "'apt-get update' failed."
|
|
apt-get -yq install wget || exiterr2
|
|
|
|
# Install necessary packages
|
|
apt-get -yq install libnss3-dev libnspr4-dev pkg-config libpam0g-dev \
|
|
libcap-ng-dev libcap-ng-utils libselinux1-dev \
|
|
libcurl4-nss-dev flex bison gcc make \
|
|
libunbound-dev libnss3-tools libevent-dev || exiterr2
|
|
apt-get -yq --no-install-recommends install xmlto || exiterr2
|
|
|
|
# Compile and install Libreswan
|
|
swan_file="libreswan-$swan_ver.tar.gz"
|
|
swan_url1="https://download.libreswan.org/$swan_file"
|
|
swan_url2="https://github.com/libreswan/libreswan/archive/v$swan_ver.tar.gz"
|
|
wget -t 3 -T 30 -nv -O "$swan_file" "$swan_url1" || wget -t 3 -T 30 -nv -O "$swan_file" "$swan_url2"
|
|
[ "$?" != "0" ] && exiterr "Cannot download Libreswan source."
|
|
/bin/rm -rf "/opt/src/libreswan-$swan_ver"
|
|
tar xzf "$swan_file" && /bin/rm -f "$swan_file"
|
|
cd "libreswan-$swan_ver" || exiterr "Cannot enter Libreswan source dir."
|
|
echo "WERROR_CFLAGS =" > Makefile.inc.local
|
|
if [ "$(packaging/utils/lswan_detect.sh init)" = "systemd" ]; then
|
|
apt-get -yq install libsystemd-dev || exiterr2
|
|
fi
|
|
make -s programs && make -s install
|
|
|
|
# Verify the install and clean up
|
|
cd /opt/src || exiterr "Cannot enter /opt/src."
|
|
/bin/rm -rf "/opt/src/libreswan-$swan_ver"
|
|
/usr/local/sbin/ipsec --version 2>/dev/null | grep -qs "$swan_ver"
|
|
[ "$?" != "0" ] && exiterr "Libreswan $swan_ver failed to build."
|
|
|
|
# Restart IPsec service
|
|
service ipsec restart
|
|
|
|
echo
|
|
echo "Libreswan $swan_ver was installed successfully! "
|
|
echo
|
|
|
|
exit 0
|