tls-auth: Enable tls-auth for security

* Enabling tls-auth improves security and helps protect against DDoS.

bin/ovpn_getclient

@@ -37,10 +37,10 @@ $(cat $EASYRSA_PKI/ca.crt)
 <dh>
 $(cat $EASYRSA_PKI/dh.pem)
 </dh>
-#<tls-auth>
-#$(echo cat $EASYRSA_PKI/ta.key)
-#</tls-auth>
-#key-direction 1
+<tls-auth>
+$(cat $EASYRSA_PKI/ta.key)
+</tls-auth>
+key-direction 1
 
 <connection>
 remote $servername 1194 udp

bin/ovpn_init

@@ -44,8 +44,8 @@ key $EASYRSA_PKI/private/$cn.key
 ca $EASYRSA_PKI/ca.crt
 cert $EASYRSA_PKI/issued/$cn.crt
 dh $EASYRSA_PKI/dh.pem
-#tls-auth $EASYRSA_PKI/ta.key
-#key-direction 0
+tls-auth $EASYRSA_PKI/ta.key
+key-direction 0
 keepalive 10 60
 persist-key
 persist-tun