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How to ensure a docker container leaves the LAN via a VPN?



Unicorn Meta Zoo #1: Why another podcast?
Announcing the arrival of Valued Associate #679: Cesar Manara
Come Celebrate our 10 Year Anniversary!OpenWRT + OpenVPN client forwarding from lan to vpn not workingOpenVPN: forward client's LAN to the VPNShorewall: VPN clients can access LAN resources, but not the InternetVPN gateway + redirect all lan clients over that gatewayDocker + VPN LAN to LANWith OpenVPN how can I only let LAN go through the VPN?Access to service in Docker container connected to VPNSSH to VPN server via the VPN connectionRouting and OpenVPN not running on the default gatewayRun openvpn inside docker and use as gateway for internet for other networked devices



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0















I have an application which needs to leave my LAN via a VPN. Today my setup is the following:



  • a systemd-nspawn container ...

  • ... in which I installed OpenVPN ...

  • ... and the application

At my router I allow traffic from that container (its IP) only via one port: 1194, the OpenVPN port. Should OpenVPN not be up in the container, the traffic from that container will not leave my LAN (it could poke around in the LAN but that does not matter).



I am moving all my services to Docker with the idea of keeping strictly the containers provided by the vendors (for maintainability). This means that my application (which is dockerized) will leave in a container of its own.



How should I plan the networking to replicate my current setup? Specifically, how should the dokerized app interact with [probably a dockerized OpenVPN?].

I want to keep the router as the gatekeeper to make sure that anything which happens in the LAN will not allow that application to leave the network outside of a VPN tunnel.










share|improve this question




























    0















    I have an application which needs to leave my LAN via a VPN. Today my setup is the following:



    • a systemd-nspawn container ...

    • ... in which I installed OpenVPN ...

    • ... and the application

    At my router I allow traffic from that container (its IP) only via one port: 1194, the OpenVPN port. Should OpenVPN not be up in the container, the traffic from that container will not leave my LAN (it could poke around in the LAN but that does not matter).



    I am moving all my services to Docker with the idea of keeping strictly the containers provided by the vendors (for maintainability). This means that my application (which is dockerized) will leave in a container of its own.



    How should I plan the networking to replicate my current setup? Specifically, how should the dokerized app interact with [probably a dockerized OpenVPN?].

    I want to keep the router as the gatekeeper to make sure that anything which happens in the LAN will not allow that application to leave the network outside of a VPN tunnel.










    share|improve this question
























      0












      0








      0








      I have an application which needs to leave my LAN via a VPN. Today my setup is the following:



      • a systemd-nspawn container ...

      • ... in which I installed OpenVPN ...

      • ... and the application

      At my router I allow traffic from that container (its IP) only via one port: 1194, the OpenVPN port. Should OpenVPN not be up in the container, the traffic from that container will not leave my LAN (it could poke around in the LAN but that does not matter).



      I am moving all my services to Docker with the idea of keeping strictly the containers provided by the vendors (for maintainability). This means that my application (which is dockerized) will leave in a container of its own.



      How should I plan the networking to replicate my current setup? Specifically, how should the dokerized app interact with [probably a dockerized OpenVPN?].

      I want to keep the router as the gatekeeper to make sure that anything which happens in the LAN will not allow that application to leave the network outside of a VPN tunnel.










      share|improve this question














      I have an application which needs to leave my LAN via a VPN. Today my setup is the following:



      • a systemd-nspawn container ...

      • ... in which I installed OpenVPN ...

      • ... and the application

      At my router I allow traffic from that container (its IP) only via one port: 1194, the OpenVPN port. Should OpenVPN not be up in the container, the traffic from that container will not leave my LAN (it could poke around in the LAN but that does not matter).



      I am moving all my services to Docker with the idea of keeping strictly the containers provided by the vendors (for maintainability). This means that my application (which is dockerized) will leave in a container of its own.



      How should I plan the networking to replicate my current setup? Specifically, how should the dokerized app interact with [probably a dockerized OpenVPN?].

      I want to keep the router as the gatekeeper to make sure that anything which happens in the LAN will not allow that application to leave the network outside of a VPN tunnel.







      networking vpn openvpn docker






      share|improve this question













      share|improve this question











      share|improve this question




      share|improve this question










      asked Apr 17 at 11:35









      WoJWoJ

      1,46532647




      1,46532647




















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