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Diffstat (limited to 'content/docs/openbsd/wireguard.md')
| -rw-r--r-- | content/docs/openbsd/wireguard.md | 36 |
1 files changed, 29 insertions, 7 deletions
diff --git a/content/docs/openbsd/wireguard.md b/content/docs/openbsd/wireguard.md index 3b3a67f..83c7cb1 100644 --- a/content/docs/openbsd/wireguard.md +++ b/content/docs/openbsd/wireguard.md @@ -8,11 +8,36 @@ tags: ## Introduction +This article explains how to configure wireguard on OpenBSD. + +## Installation + OpenBSD does things elegantly as usual : where linux distributions have a service, OpenBSD has a simple `/etc/hostname.wg0` file. The interface is therefore managed without any tool other than the standard ifconfig, it's so simple and elegant! -## Configuration example +You can still install the usual tooling with: +```sh +pkg_add wireguard-tools +``` + +## Generating keys -Here is a configuration example to create a tunnel listening on udp port 342 and several peers : +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 +``` + +Private keys can also be generated with the following command if you do not wish to use the `wg` tool: +{{< highlight sh >}} +openssl rand -base64 32 +{{< /highlight >}} + + +## Configuration + +Here is a configuration example of my `/etc/hostname.wg0` that creates a tunnel listening on udp port 342 and several peers : {{< highlight cfg >}} wgport 342 wgkey '4J7O3IN7+MnyoBpxqDbDZyAQ3LUzmcR2tHLdN0MgnH8=' 10.1.2.1/24 @@ -31,11 +56,6 @@ sh /etc/netstart wg0 ## Administration -Private keys can be generated with the following command : -{{< highlight sh >}} -openssl rand -base64 32 -{{< /highlight >}} - The tunnel can be managed with the standard `ifconfig` command: {{< highlight sh >}} root@yen:~# ifconfig wg0 @@ -66,3 +86,5 @@ wg0: flags=80c3<UP,BROADCAST,RUNNING,NOARP,MULTICAST> mtu 1420 groups: wg inet 10.1.2.1 netmask 0xffffff00 broadcast 10.1.2.255 {{< /highlight >}} + +Alternatively you can also use the `wg` tool if you installed it. |