# Automaticlly install pptpd on Amazon EC2 Amazon Linux # # Ripped from http://blog.diahosting.com/linux-tutorial/pptpd/ # pptpd source rpm packing by it's authors # # WARNING: # first ms-dns setting to 172.16.0.23, 172.16.0.23 was showing on my # /etc/resolv.conf, I'm not sure this is the same on all Amazon AWS zones. # # You need to adjust your "Security Groups" which you are using too. # The security rules which I'm using looks like: # ================================= # ALL tcp 0 65535 0.0.0.0/0 # ALL udp 0 65535 0.0.0.0/0 # ================================= # # Authors: yinhm # Version: 0.1.0 # URL: http://yinhm.appspot.com/ yum remove -y pptpd ppp iptables --flush POSTROUTING --table nat iptables --flush FORWARD rm -rf /etc/pptpd.conf rm -rf /etc/ppp yum -y install rpm-build gcc yum -y install ppp mkdir ~/src cd ~/src wget http://www.bradiceanu.net/files/pptpd-1.3.4-1.fc12.src.rpm rpmbuild --rebuild pptpd-1.3.4-1.fc12.src.rpm rpm -i ../rpmbuild/RPMS/i386/pptpd-1.3.4-1.amzn1.i386.rpm sed -i 's/^logwtmp/#logwtmp/g' /etc/pptpd.conf sed -i 's/^net.ipv4.ip_forward = 0/net.ipv4.ip_forward = 1/g' /etc/sysctl.conf sysctl -p echo "localip 192.168.240.1" >> /etc/pptpd.conf echo "remoteip 192.168.240.2-100" >> /etc/pptpd.conf echo "ms-dns 172.16.0.23" >> /etc/ppp/options.pptpd echo "ms-dns 8.8.8.8" >> /etc/ppp/options.pptpd pass=`openssl rand 8 -base64` if [ "$1" != "" ] then pass=$1 fi echo "vpn pptpd ${pass} *" >> /etc/ppp/chap-secrets iptables -t nat -A POSTROUTING -s 192.168.240.0/24 -j SNAT --to-source `ifconfig | grep 'inet addr:'| grep -v '127.0.0.1' | cut -d: -f2 | awk 'NR==1 { print $1}'` iptables -A FORWARD -p tcp --syn -s 192.168.240.0/24 -j TCPMSS --set-mss 1356 service iptables save chkconfig iptables on chkconfig pptpd on service iptables start service pptpd start echo -e "VPN service is installed, your VPN username is \033[1mvpn\033[0m, VPN password is \033[1m${pass}\033[1m"