yyandrew · August 29, 2015 14:21 · Oct 26, 2012 · Oct 26, 2012 · Oct 20, 2012 · Oct 20, 2012
diff --git a/openvpn-install.sh b/openvpn-install.sh
@@ -83,7 +83,7 @@ echo 1 > /proc/sys/net/ipv4/ip_forward
 echo "net.ipv4.ip_forward=1" >> /etc/sysctl.conf
 iptables -A FORWARD -s 10.8.0.0/255.255.255.0 -j ACCEPT 
 iptables -A FORWARD -m state --state RELATED,ESTABLISHED -j ACCEPT 
-iptables -A -t nat POSTROUTING -s 10.8.0.0/255.255.255.0 -j SNAT --to-source $ip
+iptables -t nat -A POSTROUTING -s 10.8.0.0/255.255.255.0 -j SNAT --to-source $ip
 iptables-save > /etc/sysconfig/iptables
 sed -i 's/eth0/venet0/g' /etc/sysconfig/iptables
 yum install dnsmasq

diff --git a/openvpn-install.sh b/openvpn-install.sh
@@ -83,7 +83,7 @@ echo 1 > /proc/sys/net/ipv4/ip_forward
 echo "net.ipv4.ip_forward=1" >> /etc/sysctl.conf
 iptables -A FORWARD -s 10.8.0.0/255.255.255.0 -j ACCEPT 
 iptables -A FORWARD -m state --state RELATED,ESTABLISHED -j ACCEPT 
-iptables -A POSTROUTING -s 10.8.0.0/255.255.255.0 -j SNAT --to-source $ip
+iptables -A -t nat POSTROUTING -s 10.8.0.0/255.255.255.0 -j SNAT --to-source $ip
 iptables-save > /etc/sysconfig/iptables
 sed -i 's/eth0/venet0/g' /etc/sysconfig/iptables
 yum install dnsmasq

diff --git a/openvpn-install.sh b/openvpn-install.sh
@@ -93,5 +93,5 @@ chkconfig dnsmasq on
 chkconfig openvpn on
 echo "OpenVPN has been installed
 Download ~/openvpn-keys.tgz archive and open the .ovpn file inside it in an OpenVPN Client Application"
-echo "Adapted ad Published By Yasyf Mohamedali (http://www.yasyf.com) at http://blog.yasyf.com/coding/openvpn-server-on-a-centos-openvz-vps"
+echo "Adapted and Published By Yasyf Mohamedali (http://www.yasyf.com) at http://blog.yasyf.com/coding/openvpn-server-on-a-centos-openvz-vps"
 echo "If you found this useful, feel free to donate at http://blog.yasyf.com/donate"
diff --git a/openvpn-install.sh b/openvpn-install.sh
@@ -92,4 +92,6 @@ chkconfig dnsmasq on
 /etc/init.d/openvpn start
 chkconfig openvpn on
 echo "OpenVPN has been installed
-Download ~/openvpn-keys.tgz archive and open the .ovpn file inside it in an OpenVPN Client Application"
+Download ~/openvpn-keys.tgz archive and open the .ovpn file inside it in an OpenVPN Client Application"
+echo "Adapted ad Published By Yasyf Mohamedali (http://www.yasyf.com) at http://blog.yasyf.com/coding/openvpn-server-on-a-centos-openvz-vps"
+echo "If you found this useful, feel free to donate at http://blog.yasyf.com/donate"
diff --git a/openvpn-install.sh b/openvpn-install.sh
@@ -16,7 +16,8 @@ wget http://repos.openvpn.net/repos/yum/conf/repos.openvpn.net-CentOS6-snapshots
 yum update
 yum -y install openvpn
 cd /etc/openvpn/
-cp -R /usr/share/doc/openvpn-2.*/easy-rsa/ /etc/openvpn/
+rsaLoc="$(cd /usr/share/doc/openvpn-2.*/easy-rsa/;pwd)/"
+cp -R $rsaLoc /etc/openvpn/
 cd /etc/openvpn/easy-rsa/2.0/
 chmod +rwx *
 source ./vars

diff --git a/openvpn-install.sh b/openvpn-install.sh
@@ -1,6 +1,7 @@
 #!/bin/bash
 #OpenVPN Server on CentOS OpenVZ VPS Script by Yasyf Mohamedali (http://blog.yasyf.com/2012/08/01/openvpn-server-on-a-centos-openvz-vps)
 #Adapted from various scripts around the net, including http://www.openvz.ca/blog/2010/11/18/setup-tuntap-openvpn-server-openvz-5-minutes/
+#https://gist.github.com/3230440
 tunstate=`cat /dev/net/tun`
 	if [ "$tunstate" = "cat: /dev/net/tun: Permission denied" ]
 	then 

diff --git a/openvpn-install.sh b/openvpn-install.sh
@@ -0,0 +1,93 @@
+#!/bin/bash
+#OpenVPN Server on CentOS OpenVZ VPS Script by Yasyf Mohamedali (http://blog.yasyf.com/2012/08/01/openvpn-server-on-a-centos-openvz-vps)
+#Adapted from various scripts around the net, including http://www.openvz.ca/blog/2010/11/18/setup-tuntap-openvpn-server-openvz-5-minutes/
+tunstate=`cat /dev/net/tun`
+	if [ "$tunstate" = "cat: /dev/net/tun: Permission denied" ]
+	then 
+	clear
+	echo "Sorry, but it seems that TUN/TAP is not enabled on your VPS."
+	exit
+	fi
+ip=`grep IPADDR /etc/sysconfig/network-scripts/ifcfg-venet0:0 | awk -F= '{print $2}'`
+yum install -y gcc make rpm-build autoconf.noarch zlib-devel pam-devel openssl openssl-devel
+cd /etc/yum.repos.d
+wget http://repos.openvpn.net/repos/yum/conf/repos.openvpn.net-CentOS6-snapshots.repo
+yum update
+yum -y install openvpn
+cd /etc/openvpn/
+cp -R /usr/share/doc/openvpn-2.*/easy-rsa/ /etc/openvpn/
+cd /etc/openvpn/easy-rsa/2.0/
+chmod +rwx *
+source ./vars
+echo "####################################"
+echo "If you set a passphrase during this step you will need to"
+echo "type a password each time openvpn starts."
+echo "Accepting the default values (just press enter at each step) will also work."
+echo "####################################"
+./clean-all
+./build-ca
+./build-key-server server
+./build-dh
+cp keys/{ca.crt,ca.key,server.crt,server.key,dh1024.pem} /etc/openvpn/
+echo "####################################"
+echo "Accepting the default values (just press enter at each step) will also work."
+echo "This is your client key, you may set a passphrase here but it's not required"
+echo "If you do set a password here, you will need to enter it each time you use it on your machine to connect"
+echo "####################################"
+./build-key client1
+cd keys/
+client="
+client
+remote $ip 1194
+dev tun
+comp-lzo
+ca ca.crt
+cert client1.crt
+key client1.key
+route-delay 2
+route-method exe
+redirect-gateway def1
+dhcp-option DNS 10.10.10.1
+verb 3"
+echo "$client" > $HOSTNAME.ovpn
+tar czf openvpn-keys.tgz ca.crt ca.key client1.crt client1.csr client1.key $HOSTNAME.ovpn
+mv openvpn-keys.tgz ~
+
+ovpnsettings='
+port 1194
+proto tcp
+dev tun
+ca ca.crt
+cert server.crt
+key server.key
+server 10.8.0.0 255.255.255.0
+dh dh1024.pem
+ifconfig-pool-persist ipp.txt
+comp-lzo
+keepalive 10 60
+ping-timer-rem
+persist-tun
+persist-key
+verb 1
+mute 10
+ccd-exclusive
+push "route 10.8.0.0 255.255.255.0"
+push "dhcp-option DNS 10.8.0.1"
+push "redirect-gateway def1 bypass-dhcp"
+ping-timer-rem
+daemon'
+echo "$ovpnsettings" > /etc/openvpn/openvpn.conf
+echo 1 > /proc/sys/net/ipv4/ip_forward
+echo "net.ipv4.ip_forward=1" >> /etc/sysctl.conf
+iptables -A FORWARD -s 10.8.0.0/255.255.255.0 -j ACCEPT 
+iptables -A FORWARD -m state --state RELATED,ESTABLISHED -j ACCEPT 
+iptables -A POSTROUTING -s 10.8.0.0/255.255.255.0 -j SNAT --to-source $ip
+iptables-save > /etc/sysconfig/iptables
+sed -i 's/eth0/venet0/g' /etc/sysconfig/iptables
+yum install dnsmasq
+/etc/init.d/dnsmasq start
+chkconfig dnsmasq on
+/etc/init.d/openvpn start
+chkconfig openvpn on
+echo "OpenVPN has been installed
+Download ~/openvpn-keys.tgz archive and open the .ovpn file inside it in an OpenVPN Client Application"
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