From 1d94546a969beb547818474c05052653751f143c Mon Sep 17 00:00:00 2001 From: Julien Dessaux Date: Tue, 22 Jun 2021 13:50:30 +0200 Subject: Added gentoo docs article --- content/docs/gentoo/wireguard.md | 57 ++++++++++++++++++++++++++++++++++++++++ 1 file changed, 57 insertions(+) create mode 100644 content/docs/gentoo/wireguard.md diff --git a/content/docs/gentoo/wireguard.md b/content/docs/gentoo/wireguard.md new file mode 100644 index 0000000..10e3c4d --- /dev/null +++ b/content/docs/gentoo/wireguard.md @@ -0,0 +1,57 @@ +--- +title: Wireguard +description: How to configure a wireguard endpoint on Gentoo +--- + +## Introduction + +This article explains how to configure wireguard on Gentoo. + +## Configuration example + +Here is a `/etc/wireguard/wg0.conf` configuration example to create a tunnel listening on udp port 342 and a remote peers : +```cfg +[Interface] +PrivateKey = MzrfXLmSfTaCpkJWKwNlCSD20eDq7fo18aJ3Dl1D0gA= +ListenPort = 342 +Address = 10.1.2.7/24 + +[Peer] +PublicKey = R4A01RXXqRJSY9TiKQrZGR85HsFNSXxhRKKEu/bEdTQ= +Endpoint = 168.119.114.183:342 +AllowedIPs = 10.1.2.9/32 +PersistentKeepalive = 60 +``` + +Your private key goes on the first line as argument to `wgkey`, the other keys are public keys for each peer. In this example I setup a client that can be hidden behind nat therefore I configure a `PersistentKeepalive`. If your host has a public IP this line is not needed. + +To activate the interface configuration, use : +```sh +cd /etc/init.d +ln -s ln -s wg-quick wg-quick.wg0 +rc-update add wg-quick.wg0 default +/etc/init.d/wg-quick.wg0 start +``` + +## Administration + +Private keys can be generated with the following command : +{{< highlight sh >}} +openssl rand -base64 32 +{{< /highlight >}} + +The tunnel can be managed with the `wg` command: +```sh +root@hurricane:~# wg +interface: wg0 + public key: 7fbr/yumFeTzXwxIHnEs462JLFToUyJ7yCOdeDFmP20= + private key: (hidden) + listening port: 342 + +peer: R4A01RXXqRJSY9TiKQrZGR85HsFNSXxhRKKEu/bEdTQ= + endpoint: 168.119.114.183:342 + allowed ips: 10.1.2.9/32 + latest handshake: 57 seconds ago + transfer: 1003.48 KiB received, 185.89 KiB sent + persistent keepalive: every 1 minute +``` -- cgit v1.2.3