mirror of
https://github.com/hwdsl2/setup-ipsec-vpn.git
synced 2024-06-26 23:55:54 +02:00
145 lines
4.2 KiB
Bash
145 lines
4.2 KiB
Bash
#!/bin/sh
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#
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# Script to upgrade Libreswan on Ubuntu and Debian
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#
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# Copyright (C) 2016 Lin Song <linsongui@gmail.com>
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#
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# This work is licensed under the Creative Commons Attribution-ShareAlike 3.0
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# Unported License: http://creativecommons.org/licenses/by-sa/3.0/
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#
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# Attribution required: please include my name in any derivative and let me
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# know how you have improved it!
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# Check https://libreswan.org for the latest version
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swan_ver=3.18
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### DO NOT edit below this line ###
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export PATH="/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin"
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exiterr() { echo "Error: $1" >&2; exit 1; }
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exiterr2() { echo "Error: 'apt-get install' failed." >&2; exit 1; }
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os_type="$(lsb_release -si 2>/dev/null)"
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if [ -z "$os_type" ] && [ -f "/etc/lsb-release" ]; then
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os_type="$(. /etc/lsb-release && echo "$DISTRIB_ID")"
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fi
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if [ "$os_type" != "Ubuntu" ] && [ "$os_type" != "Debian" ] && [ "$os_type" != "Raspbian" ]; then
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exiterr "This script only supports Ubuntu/Debian."
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fi
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if [ -f /proc/user_beancounters ]; then
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exiterr "This script does not support OpenVZ VPS."
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fi
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if [ "$(id -u)" != 0 ]; then
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exiterr "Script must be run as root. Try 'sudo sh $0'"
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fi
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if [ -z "$swan_ver" ]; then
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exiterr "Libreswan version 'swan_ver' not specified."
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fi
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if ! /usr/local/sbin/ipsec --version 2>/dev/null | grep -qs "Libreswan"; then
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exiterr "This script requires Libreswan already installed."
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fi
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if /usr/local/sbin/ipsec --version 2>/dev/null | grep -qs "$swan_ver"; then
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echo "You already have Libreswan version $swan_ver installed! "
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echo "If you continue, the same version will be re-installed."
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echo
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printf "Do you wish to continue anyway? [y/N] "
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read -r response
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case $response in
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[yY][eE][sS]|[yY])
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echo
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;;
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*)
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echo "Aborting."
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exit 1
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;;
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esac
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fi
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clear
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cat <<EOF
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Welcome! This script will build and install Libreswan $swan_ver on your server.
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Additional packages required for Libreswan compilation will also be installed.
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This is intended for use on servers running an older version of Libreswan.
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Your existing VPN configuration files will NOT be modified.
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EOF
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if [ "$(sed 's/\..*//' /etc/debian_version 2>/dev/null)" = "7" ]; then
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cat <<'EOF'
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IMPORTANT: Workaround required for Debian 7 (Wheezy).
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You must first run the script at: https://git.io/vpndeb7
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Continue only after completing this workaround.
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EOF
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fi
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printf "Do you wish to continue? [y/N] "
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read -r response
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case $response in
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[yY][eE][sS]|[yY])
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echo
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echo "Please be patient. Setup is continuing..."
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echo
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;;
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*)
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echo "Aborting."
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exit 1
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;;
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esac
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# Create and change to working dir
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mkdir -p /opt/src
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cd /opt/src || exiterr "Cannot enter /opt/src."
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# Update package index and install Wget
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export DEBIAN_FRONTEND=noninteractive
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apt-get -yq update || exiterr "'apt-get update' failed."
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apt-get -yq install wget || exiterr2
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# Install necessary packages
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apt-get -yq install libnss3-dev libnspr4-dev pkg-config libpam0g-dev \
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libcap-ng-dev libcap-ng-utils libselinux1-dev \
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libcurl4-nss-dev flex bison gcc make \
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libunbound-dev libnss3-tools libevent-dev || exiterr2
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apt-get -yq --no-install-recommends install xmlto || exiterr2
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# Compile and install Libreswan
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swan_file="libreswan-$swan_ver.tar.gz"
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swan_url1="https://download.libreswan.org/$swan_file"
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swan_url2="https://github.com/libreswan/libreswan/archive/v$swan_ver.tar.gz"
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if ! { wget -t 3 -T 30 -nv -O "$swan_file" "$swan_url1" || wget -t 3 -T 30 -nv -O "$swan_file" "$swan_url2"; }; then
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exiterr "Cannot download Libreswan source."
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fi
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/bin/rm -rf "/opt/src/libreswan-$swan_ver"
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tar xzf "$swan_file" && /bin/rm -f "$swan_file"
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cd "libreswan-$swan_ver" || exiterr "Cannot enter Libreswan source dir."
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echo "WERROR_CFLAGS =" > Makefile.inc.local
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if [ "$(packaging/utils/lswan_detect.sh init)" = "systemd" ]; then
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apt-get -yq install libsystemd-dev || exiterr2
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fi
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make -s programs && make -s install
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# Verify the install and clean up
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cd /opt/src || exiterr "Cannot enter /opt/src."
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/bin/rm -rf "/opt/src/libreswan-$swan_ver"
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if ! /usr/local/sbin/ipsec --version 2>/dev/null | grep -qs "$swan_ver"; then
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exiterr "Libreswan $swan_ver failed to build."
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fi
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# Restart IPsec service
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service ipsec restart
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echo
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echo "Libreswan $swan_ver was installed successfully! "
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echo
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exit 0
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