WireGuard: Difference between revisions

Tie-ling (talk | contribs)
systemd.network: v4 and v6 notice
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systemd.network is recommended due to its powerful configuration interface.
systemd.network is recommended due to its powerful configuration interface.
wg-quick is suitable for common usage patterns.  networking.wireguard seems to
wg-quick is suitable for common usage patterns.  networking.wireguard seems to
have issues with routing.  NetworkManager does not supoort Proxy server setup, and
have issues with routing.  NetworkManager does not support Proxy server setup, and
is cubersome to use.
is cubersome to use.


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Internet via another peer.
Internet via another peer.


== DNS for the proxy client ==
== Secure DNS for the proxy client ==


You can use an external, encrypted DNS such as knot dns resolver,
You can use a secure DNS client such as knot dns resolver,
which comes with a set of authenticated dns servers
which comes with a set of authenticated dns servers ips
built in.
built in.


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}
}
</syntaxhighlight>
</syntaxhighlight>
Secure DNS hinders usage of captive portals.  See [[systemd-resolved]] for solutions.


= AllowedIPs =
= AllowedIPs =
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         ListenPort = 51820;
         ListenPort = 51820;


        # ensure file is readable by `systemd-network` user
         PrivateKeyFile = config.age.secrets.wg-key-vps.path;
         PrivateKeyFile = config.age.secrets.wg-key-vps.path;


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           FirewallMark = 42;
           FirewallMark = 42;


           # we specify that the routing table 1000 must be used  
           # (... continued) we specify that the routing table 1000 must be used  
           # (which is the wireguard routing table). This rule routes all traffic through wireguard.
           # (which is the wireguard routing table). This rule routes all traffic through wireguard.
           # inside routingPolicyRules section is called Table, not RouteTable
           # inside routingPolicyRules section is called Table, not RouteTable
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       Family = "both";
       Family = "both";
     }
     }
   ]
   ];
  # Configure port forwarding for Transmission under NAT
  networking.nat.forwardPorts =
      [
        {
          destination = "10.0.0.1:80";
          proto = "tcp";
          sourcePort = 8080;
        }
        {
          destination = "[fc00::2]:80";
          proto = "tcp";
          sourcePort = 8080;
        }
      ];
</syntaxhighlight>
</syntaxhighlight>


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* [https://www.youtube.com/watch?v=us7V2NvsQRA Talk by @fpletz at NixCon 2018 about networkd and his WireGuard setup]
* [https://www.youtube.com/watch?v=us7V2NvsQRA Talk by @fpletz at NixCon 2018 about networkd and his WireGuard setup]
* [https://web.archive.org/web/20210101230654/https://www.the-digital-life.com/wiki/wireguard-troubleshooting/ WireGuard Troubleshooting (on Web Archive)] shows how to enable debug logs
* [https://web.archive.org/web/20210101230654/https://www.the-digital-life.com/wiki/wireguard-troubleshooting/ WireGuard Troubleshooting (on Web Archive)] shows how to enable debug logs
= Additional routing setups =
For documentation on more routing and topology setups, such as
* Point to Point Configuration,
* Hub and Spoke Configuration,
* Point to Site Configuration,
* Site to Site Configuration,
see [https://docs.procustodibus.com/guide/wireguard/ Pro Custodibus Documentation], [https://web.archive.org/web/20250920231827/https://docs.procustodibus.com/guide/wireguard/ Mirror on Internet Archive].


[[Category:Networking]]
[[Category:Networking]]
[[Category:VPN]]
[[Category:VPN]]