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https://github.com/angristan/openvpn-install.git
synced 2025-07-01 20:14:22 +02:00
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This commit is contained in:
parent
5e2e67f78d
commit
3eade09579
@ -23,12 +23,12 @@ function checkOS() {
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if [[ $ID == "debian" || $ID == "raspbian" ]]; then
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if [[ $VERSION_ID -lt 8 ]]; then
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echo "⚠️ Your version of Debian is not supported."
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echo "⚠️ 你的Debian版本没有被支持。"
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echo ""
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echo "However, if you're using Debian >= 8 or unstable/testing then you can continue, at your own risk."
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echo "如果你用的是Debian8及以上的版本或者unstable/testing分支,你可以继续,但是风险自负。"
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echo ""
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until [[ $CONTINUE =~ (y|n) ]]; do
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read -rp "Continue? [y/n]: " -e CONTINUE
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read -rp "继续 [y/n]: " -e CONTINUE
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done
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if [[ $CONTINUE == "n" ]]; then
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exit 1
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@ -38,12 +38,12 @@ function checkOS() {
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OS="ubuntu"
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MAJOR_UBUNTU_VERSION=$(echo "$VERSION_ID" | cut -d '.' -f1)
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if [[ $MAJOR_UBUNTU_VERSION -lt 16 ]]; then
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echo "⚠️ Your version of Ubuntu is not supported."
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echo "⚠️ 你的Ubuntu版本没有被支持。"
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echo ""
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echo "However, if you're using Ubuntu >= 16.04 or beta, then you can continue, at your own risk."
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echo "如果你用的是Ubuntu16.04及以上的版本或beta分支,你可以继续,但是风险自负。"
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echo ""
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until [[ $CONTINUE =~ (y|n) ]]; do
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read -rp "Continue? [y/n]: " -e CONTINUE
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read -rp "继续 [y/n]: " -e CONTINUE
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done
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if [[ $CONTINUE == "n" ]]; then
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exit 1
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@ -59,9 +59,9 @@ function checkOS() {
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if [[ $ID == "centos" ]]; then
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OS="centos"
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if [[ ! $VERSION_ID =~ (7|8) ]]; then
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echo "⚠️ Your version of CentOS is not supported."
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echo "⚠️ 你的CentOS版本不被支持。"
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echo ""
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echo "The script only support CentOS 7."
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echo "本脚本仅支持CentOS7。"
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echo ""
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exit 1
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fi
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@ -69,9 +69,9 @@ function checkOS() {
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if [[ $ID == "amzn" ]]; then
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OS="amzn"
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if [[ $VERSION_ID != "2" ]]; then
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echo "⚠️ Your version of Amazon Linux is not supported."
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echo "⚠️ 你的Amazon Linux版本不被支持。"
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echo ""
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echo "The script only support Amazon Linux 2."
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echo "本脚本仅支持Amazon Linux 2。"
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echo ""
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exit 1
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fi
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@ -79,145 +79,35 @@ function checkOS() {
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elif [[ -e /etc/arch-release ]]; then
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OS=arch
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else
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echo "Looks like you aren't running this installer on a Debian, Ubuntu, Fedora, CentOS, Amazon Linux 2 or Arch Linux system"
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echo "看起来你并没有在 Debian, Ubuntu, Fedora, CentOS, Amazon Linux 2 或 Arch Linux 系统上运行本脚本。"
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exit 1
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fi
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}
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function initialCheck() {
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if ! isRoot; then
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echo "Sorry, you need to run this as root"
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echo "请以root身份运行这个脚本"
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exit 1
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fi
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if ! tunAvailable; then
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echo "TUN is not available"
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echo "你的设备不支持TUN"
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exit 1
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fi
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checkOS
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}
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function installUnbound() {
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# If Unbound isn't installed, install it
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if [[ ! -e /etc/unbound/unbound.conf ]]; then
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if [[ $OS =~ (debian|ubuntu) ]]; then
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apt-get install -y unbound
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# Configuration
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echo 'interface: 10.8.0.1
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access-control: 10.8.0.1/24 allow
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hide-identity: yes
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hide-version: yes
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use-caps-for-id: yes
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prefetch: yes' >>/etc/unbound/unbound.conf
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elif [[ $OS =~ (centos|amzn) ]]; then
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yum install -y unbound
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# Configuration
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sed -i 's|# interface: 0.0.0.0$|interface: 10.8.0.1|' /etc/unbound/unbound.conf
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sed -i 's|# access-control: 127.0.0.0/8 allow|access-control: 10.8.0.1/24 allow|' /etc/unbound/unbound.conf
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sed -i 's|# hide-identity: no|hide-identity: yes|' /etc/unbound/unbound.conf
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sed -i 's|# hide-version: no|hide-version: yes|' /etc/unbound/unbound.conf
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sed -i 's|use-caps-for-id: no|use-caps-for-id: yes|' /etc/unbound/unbound.conf
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elif [[ $OS == "fedora" ]]; then
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dnf install -y unbound
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# Configuration
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sed -i 's|# interface: 0.0.0.0$|interface: 10.8.0.1|' /etc/unbound/unbound.conf
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sed -i 's|# access-control: 127.0.0.0/8 allow|access-control: 10.8.0.1/24 allow|' /etc/unbound/unbound.conf
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sed -i 's|# hide-identity: no|hide-identity: yes|' /etc/unbound/unbound.conf
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sed -i 's|# hide-version: no|hide-version: yes|' /etc/unbound/unbound.conf
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sed -i 's|# use-caps-for-id: no|use-caps-for-id: yes|' /etc/unbound/unbound.conf
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elif [[ $OS == "arch" ]]; then
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pacman -Syu --noconfirm unbound
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# Get root servers list
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curl -o /etc/unbound/root.hints https://www.internic.net/domain/named.cache
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if [[ ! -f /etc/unbound/unbound.conf.old ]]; then
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mv /etc/unbound/unbound.conf /etc/unbound/unbound.conf.old
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fi
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echo 'server:
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use-syslog: yes
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do-daemonize: no
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username: "unbound"
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directory: "/etc/unbound"
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trust-anchor-file: trusted-key.key
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root-hints: root.hints
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interface: 10.8.0.1
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access-control: 10.8.0.1/24 allow
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port: 53
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num-threads: 2
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use-caps-for-id: yes
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harden-glue: yes
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hide-identity: yes
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hide-version: yes
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qname-minimisation: yes
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prefetch: yes' >/etc/unbound/unbound.conf
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fi
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# IPv6 DNS for all OS
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if [[ $IPV6_SUPPORT == 'y' ]]; then
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echo 'interface: fd42:42:42:42::1
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access-control: fd42:42:42:42::/112 allow' >>/etc/unbound/unbound.conf
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fi
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if [[ ! $OS =~ (fedora|centos|amzn) ]]; then
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# DNS Rebinding fix
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echo "private-address: 10.0.0.0/8
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private-address: fd42:42:42:42::/112
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private-address: 172.16.0.0/12
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private-address: 192.168.0.0/16
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private-address: 169.254.0.0/16
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private-address: fd00::/8
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private-address: fe80::/10
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private-address: 127.0.0.0/8
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private-address: ::ffff:0:0/96" >>/etc/unbound/unbound.conf
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fi
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else # Unbound is already installed
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echo 'include: /etc/unbound/openvpn.conf' >>/etc/unbound/unbound.conf
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# Add Unbound 'server' for the OpenVPN subnet
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echo 'server:
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interface: 10.8.0.1
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access-control: 10.8.0.1/24 allow
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hide-identity: yes
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hide-version: yes
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use-caps-for-id: yes
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prefetch: yes
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private-address: 10.0.0.0/8
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private-address: fd42:42:42:42::/112
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private-address: 172.16.0.0/12
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private-address: 192.168.0.0/16
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private-address: 169.254.0.0/16
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private-address: fd00::/8
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private-address: fe80::/10
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private-address: 127.0.0.0/8
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private-address: ::ffff:0:0/96' >/etc/unbound/openvpn.conf
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if [[ $IPV6_SUPPORT == 'y' ]]; then
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echo 'interface: fd42:42:42:42::1
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access-control: fd42:42:42:42::/112 allow' >>/etc/unbound/openvpn.conf
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fi
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fi
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systemctl enable unbound
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systemctl restart unbound
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}
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function installQuestions() {
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echo "Welcome to the OpenVPN installer!"
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echo "The git repository is available at: https://github.com/angristan/openvpn-install"
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echo "欢迎使用Openvpn部署工具!"
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echo "本脚本修改自angristan的安装脚本,项目地址:https://github.com/Nouko61/openvpn-install"
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echo "原项目地址:https://github.com/angristan/openvpn-install"
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echo ""
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echo "I need to ask you a few questions before starting the setup."
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echo "You can leave the default options and just press enter if you are ok with them."
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echo "脚本会为你搭建一个专门用于局域网游戏的Openvpn服务器,"
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echo "在搭建之前,你需要回答几个问题,"
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echo "安装过程中你可以直接按回车来使用脚本的默认值。"
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echo ""
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echo "I need to know the IPv4 address of the network interface you want OpenVPN listening to."
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echo "Unless your server is behind NAT, it should be your public IPv4 address."
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echo "我们需要知道Openvpn监听的IP地址,"
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echo "除非你的服务器经过NAT(网络地址转换),否则它应该是你的公网IP。"
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# Detect public IPv4 address and pre-fill for the user
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IP=$(ip -4 addr | sed -ne 's|^.* inet \([^/]*\)/.* scope global.*$|\1|p' | head -1)
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@ -227,46 +117,25 @@ function installQuestions() {
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fi
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APPROVE_IP=${APPROVE_IP:-n}
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if [[ $APPROVE_IP =~ n ]]; then
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read -rp "IP address: " -e -i "$IP" IP
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read -rp "IP地址: " -e -i "$IP" IP
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fi
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# If $IP is a private IP address, the server must be behind NAT
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if echo "$IP" | grep -qE '^(10\.|172\.1[6789]\.|172\.2[0-9]\.|172\.3[01]\.|192\.168)'; then
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echo ""
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echo "It seems this server is behind NAT. What is its public IPv4 address or hostname?"
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echo "We need it for the clients to connect to the server."
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echo "看起来你的服务器经过了NAT(网络地址转换)。请问你的公网IP是什么?"
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echo "我们需要它来让客户端连接服务器。"
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until [[ $ENDPOINT != "" ]]; do
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read -rp "Public IPv4 address or hostname: " -e ENDPOINT
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read -rp "公网IP或域名: " -e ENDPOINT
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done
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fi
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echo ""
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echo "Checking for IPv6 connectivity..."
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echo ""
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# "ping6" and "ping -6" availability varies depending on the distribution
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if type ping6 >/dev/null 2>&1; then
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PING6="ping6 -c3 ipv6.google.com > /dev/null 2>&1"
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else
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PING6="ping -6 -c3 ipv6.google.com > /dev/null 2>&1"
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fi
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if eval "$PING6"; then
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echo "Your host appears to have IPv6 connectivity."
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SUGGESTION="y"
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else
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echo "Your host does not appear to have IPv6 connectivity."
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SUGGESTION="n"
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fi
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echo ""
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# Ask the user if they want to enable IPv6 regardless its availability.
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until [[ $IPV6_SUPPORT =~ (y|n) ]]; do
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read -rp "Do you want to enable IPv6 support (NAT)? [y/n]: " -e -i $SUGGESTION IPV6_SUPPORT
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done
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echo ""
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echo "What port do you want OpenVPN to listen to?"
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echo " 1) Default: 1194"
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echo " 2) Custom"
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echo " 3) Random [49152-65535]"
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echo "你想让Openvpn监听哪个端口"
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echo " 1) 默认: 1194"
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echo " 2) 自定义"
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echo " 3) 随机 [49152-65535]"
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until [[ $PORT_CHOICE =~ ^[1-3]$ ]]; do
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read -rp "Port choice [1-3]: " -e -i 1 PORT_CHOICE
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read -rp "选择端口 [1-3]: " -e -i 1 PORT_CHOICE
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done
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case $PORT_CHOICE in
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1)
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@ -274,22 +143,22 @@ function installQuestions() {
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;;
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2)
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until [[ $PORT =~ ^[0-9]+$ ]] && [ "$PORT" -ge 1 ] && [ "$PORT" -le 65535 ]; do
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read -rp "Custom port [1-65535]: " -e -i 1194 PORT
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read -rp "自定义端口 [1-65535]: " -e -i 1194 PORT
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done
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;;
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3)
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# Generate random number within private ports range
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PORT=$(shuf -i49152-65535 -n1)
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echo "Random Port: $PORT"
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echo "随机端口: $PORT"
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;;
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esac
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echo ""
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echo "What protocol do you want OpenVPN to use?"
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echo "UDP is faster. Unless it is not available, you shouldn't use TCP."
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echo "你想让Openvpn使用哪种协议?"
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echo "UDP更加快速。除非你的机器被禁用UDP,否则不要使用TCP。"
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echo " 1) UDP"
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echo " 2) TCP"
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until [[ $PROTOCOL_CHOICE =~ ^[1-2]$ ]]; do
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read -rp "Protocol [1-2]: " -e -i 1 PROTOCOL_CHOICE
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read -rp "协议 [1-2]: " -e -i 1 PROTOCOL_CHOICE
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done
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case $PROTOCOL_CHOICE in
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1)
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@ -300,62 +169,17 @@ function installQuestions() {
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;;
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esac
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echo ""
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echo "What DNS resolvers do you want to use with the VPN?"
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echo " 1) Current system resolvers (from /etc/resolv.conf)"
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echo " 2) Self-hosted DNS Resolver (Unbound)"
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echo " 3) Cloudflare (Anycast: worldwide)"
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echo " 4) Quad9 (Anycast: worldwide)"
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echo " 5) Quad9 uncensored (Anycast: worldwide)"
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echo " 6) FDN (France)"
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echo " 7) DNS.WATCH (Germany)"
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echo " 8) OpenDNS (Anycast: worldwide)"
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echo " 9) Google (Anycast: worldwide)"
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echo " 10) Yandex Basic (Russia)"
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echo " 11) AdGuard DNS (Anycast: worldwide)"
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echo " 12) NextDNS (Anycast: worldwide)"
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echo " 13) Custom"
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until [[ $DNS =~ ^[0-9]+$ ]] && [ "$DNS" -ge 1 ] && [ "$DNS" -le 13 ]; do
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read -rp "DNS [1-12]: " -e -i 3 DNS
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if [[ $DNS == 2 ]] && [[ -e /etc/unbound/unbound.conf ]]; then
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echo ""
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echo "Unbound is already installed."
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echo "You can allow the script to configure it in order to use it from your OpenVPN clients"
|
||||
echo "We will simply add a second server to /etc/unbound/unbound.conf for the OpenVPN subnet."
|
||||
echo "No changes are made to the current configuration."
|
||||
echo ""
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||||
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||||
until [[ $CONTINUE =~ (y|n) ]]; do
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||||
read -rp "Apply configuration changes to Unbound? [y/n]: " -e CONTINUE
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||||
done
|
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if [[ $CONTINUE == "n" ]]; then
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||||
# Break the loop and cleanup
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unset DNS
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unset CONTINUE
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fi
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elif [[ $DNS == "13" ]]; then
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until [[ $DNS1 =~ ^((25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.){3}(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)$ ]]; do
|
||||
read -rp "Primary DNS: " -e DNS1
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||||
done
|
||||
until [[ $DNS2 =~ ^((25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.){3}(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)$ ]]; do
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||||
read -rp "Secondary DNS (optional): " -e DNS2
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||||
if [[ $DNS2 == "" ]]; then
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||||
break
|
||||
fi
|
||||
done
|
||||
fi
|
||||
done
|
||||
echo ""
|
||||
echo "Do you want to use compression? It is not recommended since the VORACLE attack make use of it."
|
||||
echo "你想开启压缩吗?开启后可以略微减少流量消耗但是容易遭受攻击。"
|
||||
until [[ $COMPRESSION_ENABLED =~ (y|n) ]]; do
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||||
read -rp"Enable compression? [y/n]: " -e -i n COMPRESSION_ENABLED
|
||||
read -rp"开启压缩 [y/n]: " -e -i n COMPRESSION_ENABLED
|
||||
done
|
||||
if [[ $COMPRESSION_ENABLED == "y" ]]; then
|
||||
echo "Choose which compression algorithm you want to use: (they are ordered by efficiency)"
|
||||
echo "选择一种压缩算法: (靠前的算法效率更高)"
|
||||
echo " 1) LZ4-v2"
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||||
echo " 2) LZ4"
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||||
echo " 3) LZ0"
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||||
until [[ $COMPRESSION_CHOICE =~ ^[1-3]$ ]]; do
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||||
read -rp"Compression algorithm [1-3]: " -e -i 1 COMPRESSION_CHOICE
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||||
read -rp"压缩算法 [1-3]: " -e -i 1 COMPRESSION_CHOICE
|
||||
done
|
||||
case $COMPRESSION_CHOICE in
|
||||
1)
|
||||
@ -370,13 +194,18 @@ function installQuestions() {
|
||||
esac
|
||||
fi
|
||||
echo ""
|
||||
echo "Do you want to customize encryption settings?"
|
||||
echo "Unless you know what you're doing, you should stick with the default parameters provided by the script."
|
||||
echo "Note that whatever you choose, all the choices presented in the script are safe. (Unlike OpenVPN's defaults)"
|
||||
echo "See https://github.com/angristan/openvpn-install#security-and-encryption to learn more."
|
||||
echo "你想允许多人连接同一个账号吗?"
|
||||
until [[ $MULTI_USER =~ (y|n) ]]; do
|
||||
read -rp"允许多人 [y/n]: " -e -i n MULTI_USER
|
||||
done
|
||||
echo ""
|
||||
echo "你想自定义Openvpn的加密方式吗?"
|
||||
echo "除非你知道它们是做什么的,你应该使用脚本默认的加密方式。"
|
||||
echo "注意,本脚本中默认的选项永远都是最安全的。(而不像Openvpn的默认设置)"
|
||||
echo "访问 https://github.com/angristan/openvpn-install#security-and-encryption 了解更多"
|
||||
echo ""
|
||||
until [[ $CUSTOMIZE_ENC =~ (y|n) ]]; do
|
||||
read -rp "Customize encryption settings? [y/n]: " -e -i n CUSTOMIZE_ENC
|
||||
read -rp "自定义加密方式 [y/n]: " -e -i n CUSTOMIZE_ENC
|
||||
done
|
||||
if [[ $CUSTOMIZE_ENC == "n" ]]; then
|
||||
# Use default, sane and fast parameters
|
||||
@ -390,15 +219,15 @@ function installQuestions() {
|
||||
TLS_SIG="1" # tls-crypt
|
||||
else
|
||||
echo ""
|
||||
echo "Choose which cipher you want to use for the data channel:"
|
||||
echo " 1) AES-128-GCM (recommended)"
|
||||
echo "选择数据的加密算法:"
|
||||
echo " 1) AES-128-GCM (推荐)"
|
||||
echo " 2) AES-192-GCM"
|
||||
echo " 3) AES-256-GCM"
|
||||
echo " 4) AES-128-CBC"
|
||||
echo " 5) AES-192-CBC"
|
||||
echo " 6) AES-256-CBC"
|
||||
until [[ $CIPHER_CHOICE =~ ^[1-6]$ ]]; do
|
||||
read -rp "Cipher [1-6]: " -e -i 1 CIPHER_CHOICE
|
||||
read -rp "加密算法 [1-6]: " -e -i 1 CIPHER_CHOICE
|
||||
done
|
||||
case $CIPHER_CHOICE in
|
||||
1)
|
||||
@ -421,17 +250,17 @@ function installQuestions() {
|
||||
;;
|
||||
esac
|
||||
echo ""
|
||||
echo "Choose what kind of certificate you want to use:"
|
||||
echo " 1) ECDSA (recommended)"
|
||||
echo "选择证书私钥的类型:"
|
||||
echo " 1) ECDSA (推荐)"
|
||||
echo " 2) RSA"
|
||||
until [[ $CERT_TYPE =~ ^[1-2]$ ]]; do
|
||||
read -rp"Certificate key type [1-2]: " -e -i 1 CERT_TYPE
|
||||
read -rp"私钥类型 [1-2]: " -e -i 1 CERT_TYPE
|
||||
done
|
||||
case $CERT_TYPE in
|
||||
1)
|
||||
echo ""
|
||||
echo "Choose which curve you want to use for the certificate's key:"
|
||||
echo " 1) prime256v1 (recommended)"
|
||||
echo " 1) prime256v1 (推荐)"
|
||||
echo " 2) secp384r1"
|
||||
echo " 3) secp521r1"
|
||||
until [[ $CERT_CURVE_CHOICE =~ ^[1-3]$ ]]; do
|
||||
@ -451,12 +280,12 @@ function installQuestions() {
|
||||
;;
|
||||
2)
|
||||
echo ""
|
||||
echo "Choose which size you want to use for the certificate's RSA key:"
|
||||
echo " 1) 2048 bits (recommended)"
|
||||
echo "选择证书的私钥长度:"
|
||||
echo " 1) 2048 bits (推荐)"
|
||||
echo " 2) 3072 bits"
|
||||
echo " 3) 4096 bits"
|
||||
until [[ $RSA_KEY_SIZE_CHOICE =~ ^[1-3]$ ]]; do
|
||||
read -rp "RSA key size [1-3]: " -e -i 1 RSA_KEY_SIZE_CHOICE
|
||||
read -rp "私钥长度 [1-3]: " -e -i 1 RSA_KEY_SIZE_CHOICE
|
||||
done
|
||||
case $RSA_KEY_SIZE_CHOICE in
|
||||
1)
|
||||
@ -591,11 +420,11 @@ function installQuestions() {
|
||||
done
|
||||
fi
|
||||
echo ""
|
||||
echo "Okay, that was all I needed. We are ready to setup your OpenVPN server now."
|
||||
echo "You will be able to generate a client at the end of the installation."
|
||||
echo "好的,我们已经得到所有需要的信息,已经准备好为你部署Openvpn服务器了。"
|
||||
echo "脚本会在安装完成后生成客户端配置文件。"
|
||||
APPROVE_INSTALL=${APPROVE_INSTALL:-n}
|
||||
if [[ $APPROVE_INSTALL =~ n ]]; then
|
||||
read -n1 -r -p "Press any key to continue..."
|
||||
read -n1 -r -p "按任意键继续。。。"
|
||||
fi
|
||||
}
|
||||
|
||||
@ -604,47 +433,23 @@ function installOpenVPN() {
|
||||
# Set default choices so that no questions will be asked.
|
||||
APPROVE_INSTALL=${APPROVE_INSTALL:-y}
|
||||
APPROVE_IP=${APPROVE_IP:-y}
|
||||
IPV6_SUPPORT=${IPV6_SUPPORT:-n}
|
||||
PORT_CHOICE=${PORT_CHOICE:-1}
|
||||
PROTOCOL_CHOICE=${PROTOCOL_CHOICE:-1}
|
||||
DNS=${DNS:-1}
|
||||
COMPRESSION_ENABLED=${COMPRESSION_ENABLED:-n}
|
||||
CUSTOMIZE_ENC=${CUSTOMIZE_ENC:-n}
|
||||
CLIENT=${CLIENT:-client}
|
||||
PASS=${PASS:-1}
|
||||
CONTINUE=${CONTINUE:-y}
|
||||
MULTI_USER=${CONTINUE:-y}
|
||||
|
||||
# Behind NAT, we'll default to the publicly reachable IPv4/IPv6.
|
||||
if [[ $IPV6_SUPPORT == "y" ]]; then
|
||||
PUBLIC_IP=$(curl https://ifconfig.co)
|
||||
else
|
||||
PUBLIC_IP=$(curl -4 https://ifconfig.co)
|
||||
fi
|
||||
ENDPOINT=${ENDPOINT:-$PUBLIC_IP}
|
||||
fi
|
||||
|
||||
# Run setup questions first, and set other variales if auto-install
|
||||
installQuestions
|
||||
|
||||
# Get the "public" interface from the default route
|
||||
NIC=$(ip -4 route ls | grep default | grep -Po '(?<=dev )(\S+)' | head -1)
|
||||
if [[ -z $NIC ]] && [[ $IPV6_SUPPORT == 'y' ]]; then
|
||||
NIC=$(ip -6 route show default | sed -ne 's/^default .* dev \([^ ]*\) .*$/\1/p')
|
||||
fi
|
||||
|
||||
# $NIC can not be empty for script rm-openvpn-rules.sh
|
||||
if [[ -z $NIC ]]; then
|
||||
echo
|
||||
echo "Can not detect public interface."
|
||||
echo "This needs for setup MASQUERADE."
|
||||
until [[ $CONTINUE =~ (y|n) ]]; do
|
||||
read -rp "Continue? [y/n]: " -e CONTINUE
|
||||
done
|
||||
if [[ $CONTINUE == "n" ]]; then
|
||||
exit 1
|
||||
fi
|
||||
fi
|
||||
|
||||
# If OpenVPN isn't installed yet, install it. This script is more-or-less
|
||||
# idempotent on multiple runs, but will only install OpenVPN from upstream
|
||||
# the first time.
|
||||
@ -768,102 +573,23 @@ function installOpenVPN() {
|
||||
echo "proto ${PROTOCOL}6" >>/etc/openvpn/server.conf
|
||||
fi
|
||||
|
||||
echo "dev tun
|
||||
echo "dev tap
|
||||
user nobody
|
||||
group $NOGROUP
|
||||
persist-key
|
||||
persist-tun
|
||||
keepalive 10 120
|
||||
topology subnet
|
||||
server 10.8.0.0 255.255.255.0
|
||||
ifconfig-pool-persist ipp.txt" >>/etc/openvpn/server.conf
|
||||
|
||||
# DNS resolvers
|
||||
case $DNS in
|
||||
1) # Current system resolvers
|
||||
# Locate the proper resolv.conf
|
||||
# Needed for systems running systemd-resolved
|
||||
if grep -q "127.0.0.53" "/etc/resolv.conf"; then
|
||||
RESOLVCONF='/run/systemd/resolve/resolv.conf'
|
||||
else
|
||||
RESOLVCONF='/etc/resolv.conf'
|
||||
fi
|
||||
# Obtain the resolvers from resolv.conf and use them for OpenVPN
|
||||
sed -ne 's/^nameserver[[:space:]]\+\([^[:space:]]\+\).*$/\1/p' $RESOLVCONF | while read -r line; do
|
||||
# Copy, if it's a IPv4 |or| if IPv6 is enabled, IPv4/IPv6 does not matter
|
||||
if [[ $line =~ ^[0-9.]*$ ]] || [[ $IPV6_SUPPORT == 'y' ]]; then
|
||||
echo "push \"dhcp-option DNS $line\"" >>/etc/openvpn/server.conf
|
||||
fi
|
||||
done
|
||||
;;
|
||||
2) # Self-hosted DNS resolver (Unbound)
|
||||
echo 'push "dhcp-option DNS 10.8.0.1"' >>/etc/openvpn/server.conf
|
||||
if [[ $IPV6_SUPPORT == 'y' ]]; then
|
||||
echo 'push "dhcp-option DNS fd42:42:42:42::1"' >>/etc/openvpn/server.conf
|
||||
fi
|
||||
;;
|
||||
3) # Cloudflare
|
||||
echo 'push "dhcp-option DNS 1.0.0.1"' >>/etc/openvpn/server.conf
|
||||
echo 'push "dhcp-option DNS 1.1.1.1"' >>/etc/openvpn/server.conf
|
||||
;;
|
||||
4) # Quad9
|
||||
echo 'push "dhcp-option DNS 9.9.9.9"' >>/etc/openvpn/server.conf
|
||||
echo 'push "dhcp-option DNS 149.112.112.112"' >>/etc/openvpn/server.conf
|
||||
;;
|
||||
5) # Quad9 uncensored
|
||||
echo 'push "dhcp-option DNS 9.9.9.10"' >>/etc/openvpn/server.conf
|
||||
echo 'push "dhcp-option DNS 149.112.112.10"' >>/etc/openvpn/server.conf
|
||||
;;
|
||||
6) # FDN
|
||||
echo 'push "dhcp-option DNS 80.67.169.40"' >>/etc/openvpn/server.conf
|
||||
echo 'push "dhcp-option DNS 80.67.169.12"' >>/etc/openvpn/server.conf
|
||||
;;
|
||||
7) # DNS.WATCH
|
||||
echo 'push "dhcp-option DNS 84.200.69.80"' >>/etc/openvpn/server.conf
|
||||
echo 'push "dhcp-option DNS 84.200.70.40"' >>/etc/openvpn/server.conf
|
||||
;;
|
||||
8) # OpenDNS
|
||||
echo 'push "dhcp-option DNS 208.67.222.222"' >>/etc/openvpn/server.conf
|
||||
echo 'push "dhcp-option DNS 208.67.220.220"' >>/etc/openvpn/server.conf
|
||||
;;
|
||||
9) # Google
|
||||
echo 'push "dhcp-option DNS 8.8.8.8"' >>/etc/openvpn/server.conf
|
||||
echo 'push "dhcp-option DNS 8.8.4.4"' >>/etc/openvpn/server.conf
|
||||
;;
|
||||
10) # Yandex Basic
|
||||
echo 'push "dhcp-option DNS 77.88.8.8"' >>/etc/openvpn/server.conf
|
||||
echo 'push "dhcp-option DNS 77.88.8.1"' >>/etc/openvpn/server.conf
|
||||
;;
|
||||
11) # AdGuard DNS
|
||||
echo 'push "dhcp-option DNS 176.103.130.130"' >>/etc/openvpn/server.conf
|
||||
echo 'push "dhcp-option DNS 176.103.130.131"' >>/etc/openvpn/server.conf
|
||||
;;
|
||||
12) # NextDNS
|
||||
echo 'push "dhcp-option DNS 45.90.28.167"' >>/etc/openvpn/server.conf
|
||||
echo 'push "dhcp-option DNS 45.90.30.167"' >>/etc/openvpn/server.conf
|
||||
;;
|
||||
13) # Custom DNS
|
||||
echo "push \"dhcp-option DNS $DNS1\"" >>/etc/openvpn/server.conf
|
||||
if [[ $DNS2 != "" ]]; then
|
||||
echo "push \"dhcp-option DNS $DNS2\"" >>/etc/openvpn/server.conf
|
||||
fi
|
||||
;;
|
||||
esac
|
||||
echo 'push "redirect-gateway def1 bypass-dhcp"' >>/etc/openvpn/server.conf
|
||||
|
||||
# IPv6 network settings if needed
|
||||
if [[ $IPV6_SUPPORT == 'y' ]]; then
|
||||
echo 'server-ipv6 fd42:42:42:42::/112
|
||||
tun-ipv6
|
||||
push tun-ipv6
|
||||
push "route-ipv6 2000::/3"
|
||||
push "redirect-gateway ipv6"' >>/etc/openvpn/server.conf
|
||||
fi
|
||||
|
||||
if [[ $COMPRESSION_ENABLED == "y" ]]; then
|
||||
echo "compress $COMPRESSION_ALG" >>/etc/openvpn/server.conf
|
||||
fi
|
||||
|
||||
if [[ $MULTI_USER == "y" ]]; then
|
||||
echo "duplicate-cn" >>/etc/openvpn/server.conf
|
||||
fi
|
||||
|
||||
if [[ $DH_TYPE == "1" ]]; then
|
||||
echo "dh none" >>/etc/openvpn/server.conf
|
||||
echo "ecdh-curve $DH_CURVE" >>/etc/openvpn/server.conf
|
||||
@ -892,21 +618,14 @@ tls-version-min 1.2
|
||||
tls-cipher $CC_CIPHER
|
||||
client-config-dir /etc/openvpn/ccd
|
||||
status /var/log/openvpn/status.log
|
||||
verb 3" >>/etc/openvpn/server.conf
|
||||
verb 3
|
||||
client-to-client" >>/etc/openvpn/server.conf
|
||||
|
||||
# Create client-config-dir dir
|
||||
mkdir -p /etc/openvpn/ccd
|
||||
# Create log dir
|
||||
mkdir -p /var/log/openvpn
|
||||
|
||||
# Enable routing
|
||||
echo 'net.ipv4.ip_forward=1' >/etc/sysctl.d/20-openvpn.conf
|
||||
if [[ $IPV6_SUPPORT == 'y' ]]; then
|
||||
echo 'net.ipv6.conf.all.forwarding=1' >>/etc/sysctl.d/20-openvpn.conf
|
||||
fi
|
||||
# Apply sysctl rules
|
||||
sysctl --system
|
||||
|
||||
# If SELinux is enabled and a custom port was selected, we need this
|
||||
if hash sestatus 2>/dev/null; then
|
||||
if sestatus | grep "Current mode" | grep -qs "enforcing"; then
|
||||
@ -952,68 +671,6 @@ verb 3" >>/etc/openvpn/server.conf
|
||||
systemctl restart openvpn@server
|
||||
fi
|
||||
|
||||
if [[ $DNS == 2 ]]; then
|
||||
installUnbound
|
||||
fi
|
||||
|
||||
# Add iptables rules in two scripts
|
||||
mkdir -p /etc/iptables
|
||||
|
||||
# Script to add rules
|
||||
echo "#!/bin/sh
|
||||
iptables -t nat -I POSTROUTING 1 -s 10.8.0.0/24 -o $NIC -j MASQUERADE
|
||||
iptables -I INPUT 1 -i tun0 -j ACCEPT
|
||||
iptables -I FORWARD 1 -i $NIC -o tun0 -j ACCEPT
|
||||
iptables -I FORWARD 1 -i tun0 -o $NIC -j ACCEPT
|
||||
iptables -I INPUT 1 -i $NIC -p $PROTOCOL --dport $PORT -j ACCEPT" >/etc/iptables/add-openvpn-rules.sh
|
||||
|
||||
if [[ $IPV6_SUPPORT == 'y' ]]; then
|
||||
echo "ip6tables -t nat -I POSTROUTING 1 -s fd42:42:42:42::/112 -o $NIC -j MASQUERADE
|
||||
ip6tables -I INPUT 1 -i tun0 -j ACCEPT
|
||||
ip6tables -I FORWARD 1 -i $NIC -o tun0 -j ACCEPT
|
||||
ip6tables -I FORWARD 1 -i tun0 -o $NIC -j ACCEPT
|
||||
ip6tables -I INPUT 1 -i $NIC -p $PROTOCOL --dport $PORT -j ACCEPT" >>/etc/iptables/add-openvpn-rules.sh
|
||||
fi
|
||||
|
||||
# Script to remove rules
|
||||
echo "#!/bin/sh
|
||||
iptables -t nat -D POSTROUTING -s 10.8.0.0/24 -o $NIC -j MASQUERADE
|
||||
iptables -D INPUT -i tun0 -j ACCEPT
|
||||
iptables -D FORWARD -i $NIC -o tun0 -j ACCEPT
|
||||
iptables -D FORWARD -i tun0 -o $NIC -j ACCEPT
|
||||
iptables -D INPUT -i $NIC -p $PROTOCOL --dport $PORT -j ACCEPT" >/etc/iptables/rm-openvpn-rules.sh
|
||||
|
||||
if [[ $IPV6_SUPPORT == 'y' ]]; then
|
||||
echo "ip6tables -t nat -D POSTROUTING -s fd42:42:42:42::/112 -o $NIC -j MASQUERADE
|
||||
ip6tables -D INPUT -i tun0 -j ACCEPT
|
||||
ip6tables -D FORWARD -i $NIC -o tun0 -j ACCEPT
|
||||
ip6tables -D FORWARD -i tun0 -o $NIC -j ACCEPT
|
||||
ip6tables -D INPUT -i $NIC -p $PROTOCOL --dport $PORT -j ACCEPT" >>/etc/iptables/rm-openvpn-rules.sh
|
||||
fi
|
||||
|
||||
chmod +x /etc/iptables/add-openvpn-rules.sh
|
||||
chmod +x /etc/iptables/rm-openvpn-rules.sh
|
||||
|
||||
# Handle the rules via a systemd script
|
||||
echo "[Unit]
|
||||
Description=iptables rules for OpenVPN
|
||||
Before=network-online.target
|
||||
Wants=network-online.target
|
||||
|
||||
[Service]
|
||||
Type=oneshot
|
||||
ExecStart=/etc/iptables/add-openvpn-rules.sh
|
||||
ExecStop=/etc/iptables/rm-openvpn-rules.sh
|
||||
RemainAfterExit=yes
|
||||
|
||||
[Install]
|
||||
WantedBy=multi-user.target" >/etc/systemd/system/iptables-openvpn.service
|
||||
|
||||
# Enable service and apply rules
|
||||
systemctl daemon-reload
|
||||
systemctl enable iptables-openvpn
|
||||
systemctl start iptables-openvpn
|
||||
|
||||
# If the server is behind a NAT, use the correct IP address for the clients to connect to
|
||||
if [[ $ENDPOINT != "" ]]; then
|
||||
IP=$ENDPOINT
|
||||
@ -1028,7 +685,7 @@ WantedBy=multi-user.target" >/etc/systemd/system/iptables-openvpn.service
|
||||
echo "proto tcp-client" >>/etc/openvpn/client-template.txt
|
||||
fi
|
||||
echo "remote $IP $PORT
|
||||
dev tun
|
||||
dev tap
|
||||
resolv-retry infinite
|
||||
nobind
|
||||
persist-key
|
||||
@ -1040,10 +697,7 @@ auth-nocache
|
||||
cipher $CIPHER
|
||||
tls-client
|
||||
tls-version-min 1.2
|
||||
tls-cipher $CC_CIPHER
|
||||
ignore-unknown-option block-outside-dns
|
||||
setenv opt block-outside-dns # Prevent Windows 10 DNS leak
|
||||
verb 3" >>/etc/openvpn/client-template.txt
|
||||
tls-cipher $CC_CIPHER" >>/etc/openvpn/client-template.txt
|
||||
|
||||
if [[ $COMPRESSION_ENABLED == "y" ]]; then
|
||||
echo "compress $COMPRESSION_ALG" >>/etc/openvpn/client-template.txt
|
||||
@ -1051,32 +705,31 @@ verb 3" >>/etc/openvpn/client-template.txt
|
||||
|
||||
# Generate the custom client.ovpn
|
||||
newClient
|
||||
echo "If you want to add more clients, you simply need to run this script another time!"
|
||||
echo "如果你想添加更多的账号,你可以重新运行本脚本!"
|
||||
}
|
||||
|
||||
function newClient() {
|
||||
echo ""
|
||||
echo "Tell me a name for the client."
|
||||
echo "Use one word only, no special characters."
|
||||
echo "请告诉我客户端名称。"
|
||||
echo "只能使用字母,不允许有特殊符号。"
|
||||
|
||||
until [[ $CLIENT =~ ^[a-zA-Z0-9_]+$ ]]; do
|
||||
read -rp "Client name: " -e CLIENT
|
||||
read -rp "客户端名称: " -e CLIENT
|
||||
done
|
||||
|
||||
echo ""
|
||||
echo "Do you want to protect the configuration file with a password?"
|
||||
echo "(e.g. encrypt the private key with a password)"
|
||||
echo " 1) Add a passwordless client"
|
||||
echo " 2) Use a password for the client"
|
||||
echo "你想用私钥加密你的配置文件吗?"
|
||||
echo " 1) 添加一个没有私钥的账号"
|
||||
echo " 2) 添加一个带私钥的账号"
|
||||
|
||||
until [[ $PASS =~ ^[1-2]$ ]]; do
|
||||
read -rp "Select an option [1-2]: " -e -i 1 PASS
|
||||
read -rp "选项 [1-2]: " -e -i 1 PASS
|
||||
done
|
||||
|
||||
CLIENTEXISTS=$(tail -n +2 /etc/openvpn/easy-rsa/pki/index.txt | grep -c -E "/CN=$CLIENT\$")
|
||||
if [[ $CLIENTEXISTS == '1' ]]; then
|
||||
echo ""
|
||||
echo "The specified client CN was already found in easy-rsa, please choose another name."
|
||||
echo "这个客户端名称已被使用。"
|
||||
exit
|
||||
else
|
||||
cd /etc/openvpn/easy-rsa/ || return
|
||||
@ -1085,11 +738,11 @@ function newClient() {
|
||||
./easyrsa build-client-full "$CLIENT" nopass
|
||||
;;
|
||||
2)
|
||||
echo "⚠️ You will be asked for the client password below ⚠️"
|
||||
echo "⚠️ 下面会询问你的私钥 ⚠️"
|
||||
./easyrsa build-client-full "$CLIENT"
|
||||
;;
|
||||
esac
|
||||
echo "Client $CLIENT added."
|
||||
echo "客户端 $CLIENT 已添加。"
|
||||
fi
|
||||
|
||||
# Home directory of the user, where the client configuration (.ovpn) will be written
|
||||
@ -1139,8 +792,8 @@ function newClient() {
|
||||
} >>"$homeDir/$CLIENT.ovpn"
|
||||
|
||||
echo ""
|
||||
echo "The configuration file has been written to $homeDir/$CLIENT.ovpn."
|
||||
echo "Download the .ovpn file and import it in your OpenVPN client."
|
||||
echo "配置文件已经成功写入 $homeDir/$CLIENT.ovpn"
|
||||
echo "下载这个.ovpn文件然后导入你的客户端即可。"
|
||||
|
||||
exit 0
|
||||
}
|
||||
@ -1149,18 +802,18 @@ function revokeClient() {
|
||||
NUMBEROFCLIENTS=$(tail -n +2 /etc/openvpn/easy-rsa/pki/index.txt | grep -c "^V")
|
||||
if [[ $NUMBEROFCLIENTS == '0' ]]; then
|
||||
echo ""
|
||||
echo "You have no existing clients!"
|
||||
echo "你还没有添加客户端!"
|
||||
exit 1
|
||||
fi
|
||||
|
||||
echo ""
|
||||
echo "Select the existing client certificate you want to revoke"
|
||||
echo "选择你想删除的客户端"
|
||||
tail -n +2 /etc/openvpn/easy-rsa/pki/index.txt | grep "^V" | cut -d '=' -f 2 | nl -s ') '
|
||||
until [[ $CLIENTNUMBER -ge 1 && $CLIENTNUMBER -le $NUMBEROFCLIENTS ]]; do
|
||||
if [[ $CLIENTNUMBER == '1' ]]; then
|
||||
read -rp "Select one client [1]: " CLIENTNUMBER
|
||||
read -rp "客户端 [1]: " CLIENTNUMBER
|
||||
else
|
||||
read -rp "Select one client [1-$NUMBEROFCLIENTS]: " CLIENTNUMBER
|
||||
read -rp "客户端 [1-$NUMBEROFCLIENTS]: " CLIENTNUMBER
|
||||
fi
|
||||
done
|
||||
CLIENT=$(tail -n +2 /etc/openvpn/easy-rsa/pki/index.txt | grep "^V" | cut -d '=' -f 2 | sed -n "$CLIENTNUMBER"p)
|
||||
@ -1175,49 +828,13 @@ function revokeClient() {
|
||||
sed -i "/^$CLIENT,.*/d" /etc/openvpn/ipp.txt
|
||||
|
||||
echo ""
|
||||
echo "Certificate for client $CLIENT revoked."
|
||||
}
|
||||
|
||||
function removeUnbound() {
|
||||
# Remove OpenVPN-related config
|
||||
sed -i '/include: \/etc\/unbound\/openvpn.conf/d' /etc/unbound/unbound.conf
|
||||
rm /etc/unbound/openvpn.conf
|
||||
|
||||
until [[ $REMOVE_UNBOUND =~ (y|n) ]]; do
|
||||
echo ""
|
||||
echo "If you were already using Unbound before installing OpenVPN, I removed the configuration related to OpenVPN."
|
||||
read -rp "Do you want to completely remove Unbound? [y/n]: " -e REMOVE_UNBOUND
|
||||
done
|
||||
|
||||
if [[ $REMOVE_UNBOUND == 'y' ]]; then
|
||||
# Stop Unbound
|
||||
systemctl stop unbound
|
||||
|
||||
if [[ $OS =~ (debian|ubuntu) ]]; then
|
||||
apt-get autoremove --purge -y unbound
|
||||
elif [[ $OS == 'arch' ]]; then
|
||||
pacman --noconfirm -R unbound
|
||||
elif [[ $OS =~ (centos|amzn) ]]; then
|
||||
yum remove -y unbound
|
||||
elif [[ $OS == 'fedora' ]]; then
|
||||
dnf remove -y unbound
|
||||
fi
|
||||
|
||||
rm -rf /etc/unbound/
|
||||
|
||||
echo ""
|
||||
echo "Unbound removed!"
|
||||
else
|
||||
systemctl restart unbound
|
||||
echo ""
|
||||
echo "Unbound wasn't removed."
|
||||
fi
|
||||
echo "$CLIENT 已被删除。"
|
||||
}
|
||||
|
||||
function removeOpenVPN() {
|
||||
echo ""
|
||||
# shellcheck disable=SC2034
|
||||
read -rp "Do you really want to remove OpenVPN? [y/n]: " -e -i n REMOVE
|
||||
read -rp "确定要卸载Openvpn吗? [y/n]: " -e -i n REMOVE
|
||||
if [[ $REMOVE == 'y' ]]; then
|
||||
# Get OpenVPN port from the configuration
|
||||
PORT=$(grep '^port ' /etc/openvpn/server.conf | cut -d " " -f 2)
|
||||
@ -1279,31 +896,28 @@ function removeOpenVPN() {
|
||||
rm -f /etc/sysctl.d/20-openvpn.conf
|
||||
rm -rf /var/log/openvpn
|
||||
|
||||
# Unbound
|
||||
if [[ -e /etc/unbound/openvpn.conf ]]; then
|
||||
removeUnbound
|
||||
fi
|
||||
echo ""
|
||||
echo "OpenVPN removed!"
|
||||
echo "OpenVPN 卸载完成!"
|
||||
else
|
||||
echo ""
|
||||
echo "Removal aborted!"
|
||||
echo "卸载已取消。"
|
||||
fi
|
||||
}
|
||||
|
||||
function manageMenu() {
|
||||
echo "Welcome to OpenVPN-install!"
|
||||
echo "The git repository is available at: https://github.com/angristan/openvpn-install"
|
||||
echo "欢迎使用Openvpn部署工具!"
|
||||
echo "本脚本修改自angristan的安装脚本,项目地址:https://github.com/Nouko61/openvpn-install"
|
||||
echo "原项目地址:https://github.com/angristan/openvpn-install"
|
||||
echo ""
|
||||
echo "It looks like OpenVPN is already installed."
|
||||
echo "看起来你已经把Openvpn安装好了"
|
||||
echo ""
|
||||
echo "What do you want to do?"
|
||||
echo " 1) Add a new user"
|
||||
echo " 2) Revoke existing user"
|
||||
echo " 3) Remove OpenVPN"
|
||||
echo " 4) Exit"
|
||||
echo "你想要做什么"
|
||||
echo " 1) 添加一个新账号"
|
||||
echo " 2) 删除一个现有的账号"
|
||||
echo " 3) 卸载Openvpn"
|
||||
echo " 4) 退出"
|
||||
until [[ $MENU_OPTION =~ ^[1-4]$ ]]; do
|
||||
read -rp "Select an option [1-4]: " MENU_OPTION
|
||||
read -rp "选项 [1-4]: " MENU_OPTION
|
||||
done
|
||||
|
||||
case $MENU_OPTION in
|
||||
|
Loading…
x
Reference in New Issue
Block a user