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| -rw-r--r-- | content/docs/gentoo/wireguard.md | 31 |
1 files changed, 23 insertions, 8 deletions
diff --git a/content/docs/gentoo/wireguard.md b/content/docs/gentoo/wireguard.md index d24caa3..3e745e7 100644 --- a/content/docs/gentoo/wireguard.md +++ b/content/docs/gentoo/wireguard.md @@ -11,9 +11,27 @@ tags: This article explains how to configure wireguard on Gentoo. -## Configuration example +## Installation -Here is a `/etc/wireguard/wg0.conf` configuration example to create a tunnel listening on udp port 342 and a remote peers : +```sh +emerge net-vpn/wireguard-tools -q +``` + +You will also need to set `CONFIG_WIREGUARD=y` in your kernel configuration. + +## Generating keys + +The private and public keys for a host can be generated with the following commands: +```sh +PRIVATE_KEY=`wg genkey` +PUBLIC_KEY=`printf $PRIVATE_KEY|wg pubkey` +echo private_key: $PRIVATE_KEY +echo public_key: $PUBLIC_KEY +``` + +## Configuration + +Here is a configuration example of my `/etc/wireguard/wg0.conf` that creates a tunnel listening on udp port 342 and has one remote peer: ```cfg [Interface] PrivateKey = MzrfXLmSfTaCpkJWKwNlCSD20eDq7fo18aJ3Dl1D0gA= @@ -27,7 +45,9 @@ 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 implement this example you will need to generate two sets of keys. The configuration for the first server will feature the first server's private key in the `[Interface]` section and the second server's public key in the `[Peer]` section, and vice versa for the configuration of the second server. + +This example is from a machine 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 @@ -39,11 +59,6 @@ rc-update add wg-quick.wg0 default ## 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 |