zeus 4 years ago
parent
commit
e8810ef0da
  1. 26
      labs/sec/ex-5_iptables.adoc

26
labs/sec/ex-5_iptables.adoc

@ -57,17 +57,17 @@ https://en.wikipedia.org/wiki/OpenVPN[More: wikipedia]
[source,bash]
----
#!/bin/bash
IP=127.0.0.1 # Server IP
P=1194 # Server Port
OVPN_SERVER='10.80.0.0/16' # VPN Network
IP=127.0.0.1 # Server IP // <1>
P=1194 # Server Port // <2>
OVPN_SERVER='10.80.0.0/16' # VPN Network // <3>
#vpn_data=/var/lib/swarmlab/openvpn/openvpn-services/ # Dir to save data ** this must exist **
vpn_data=$PWD/openvpn-services/
#vpn_data=/var/lib/swarmlab/openvpn/openvpn-services/ # Dir to save data ** this must exist **
vpn_data=$PWD/openvpn-services/ // <4>
if [ ! -d $vpn_data ]; then
mkdir -p $vpn_data
fi
NAME=swarmlab-vpn-services # name of docker service
NAME=swarmlab-vpn-services # name of docker service // <5>
DOCKERnetwork=swarmlab-vpn-services-network # docker network
docker=registry.vlabs.uniwa.gr:5080/myownvpn # docker image
@ -87,23 +87,31 @@ docker network create --attachable=true --driver=bridge --subnet=172.50.0.0/16 -
#run container see ovpn_genconfig
docker run --net=none -it -v $vpn_data:/etc/openvpn -p 1194:1194 --rm $docker ovpn_genconfig -u udp://$IP:1194 \
-N -d -c -p "route 172.50.20.0 255.255.255.0" -e "topology subnet" -s $OVPN_SERVER
-N -d -c -p "route 172.50.20.0 255.255.255.0" -e "topology subnet" -s $OVPN_SERVER // <6>
# create pki see ovpn_initpki
docker run --net=none -v $vpn_data:/etc/openvpn --rm -it $docker ovpn_initpki
docker run --net=none -v $vpn_data:/etc/openvpn --rm -it $docker ovpn_initpki // <7>
# see ovpn_copy_server_files
#docker run --net=none -v $vpn_data:/etc/openvpn --rm $docker ovpn_copy_server_files
#create vpn see --cap-add=NET_ADMIN
sleep 1
docker run --detach --name $NAME -v $vpn_data:/etc/openvpn --net=$DOCKERnetwork --ip=172.50.0.2 -p $P:1194/udp --cap-add=NET_ADMIN $docker
docker run --detach --name $NAME -v $vpn_data:/etc/openvpn --net=$DOCKERnetwork --ip=172.50.0.2 -p $P:1194/udp --cap-add=NET_ADMIN $docker // <8>
sudo sysctl -w net.ipv4.ip_forward=1
#show created
docker ps
----
<1> *localhost* inside of a container will resolve to the network stack of this container
<2> Port
<3> Specify Addresses and Netmasks for VPN Clients
<4> Directory to mount data
<5> Name of docker services
<6> Create config
<7> keys
<8> Run docker vpn service
== Create user

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