WireGuard: Difference between revisions
→Route all traffic over wg0, except endpoint: rm family=both for v4, my mistake |
→Route for specific user: add port forwading |
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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 | 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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Credit: this section is adapted from ArchWiki. | Credit: this section is adapted from ArchWiki. | ||
This section should fully support IPv4 and v6 dual stack. | |||
== Peer setup == | == Peer setup == | ||
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# only works with systemd-resolved | # only works with systemd-resolved | ||
domains = [ "~." ]; | domains = [ "~." ]; | ||
dns = [ " | dns = [ "{proxy server internal ip}" ]; | ||
DNSDefaultRoute = true; | networkConfig = { | ||
DNSDefaultRoute = true; | |||
}; | |||
}; | }; | ||
}; | }; | ||
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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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Invoke <code>wg</code> command from <code>wireguard-tools</code>. | Invoke <code>wg</code> command from <code>wireguard-tools</code>. | ||
Use <code>ip route</code> to inspect the route table | |||
$ ip route show table 1000 | |||
default dev wg0 proto static scope link | |||
$ ip route show table all | |||
... many entries ... | |||
$ ip rule list | |||
10: not from all fwmark 0x2a lookup 1000 proto static | |||
$ ip route get 136.144.57.121 | |||
136.144.57.121 dev wg0 table 1000 src 192.168.26.9 uid 1000 | |||
$ ip route get 2600:1406::1 | |||
2600:1406::1 from :: dev wg0 table 1000 proto static src fd31:bf08:57cb::9 metric 1024 pref medium | |||
= wg-quick = | = wg-quick = | ||
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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]] | ||