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authorTimo Wilken <guix@twilken.net>2022-12-18 18:19:47 +0100
committerMathieu Othacehe <othacehe@gnu.org>2022-12-25 16:56:48 +0100
commit2967abf1a2ae6787842c04752949f3c214da9338 (patch)
tree6e1c356a36d3154e32eaaba24790c86a2dd5b106 /gnu/services
parentf81c05d89bf9a91cb46524cb777f65d0295e6981 (diff)
services: wireguard: Allow specifying pre-shared keys.
* gnu/services/vpn.scm (<wireguard-peer>)[preshared-key]: New field. * doc/guix.texi (VPN Services): Document it. Signed-off-by: Mathieu Othacehe <othacehe@gnu.org>
Diffstat (limited to 'gnu/services')
-rw-r--r--gnu/services/vpn.scm15
1 files changed, 14 insertions, 1 deletions
diff --git a/gnu/services/vpn.scm b/gnu/services/vpn.scm
index 7b3bb8903c..4103f89ecf 100644
--- a/gnu/services/vpn.scm
+++ b/gnu/services/vpn.scm
@@ -10,6 +10,7 @@
;;; Copyright © 2021 jgart <jgart@dismail.de>
;;; Copyright © 2021 Nathan Dehnel <ncdehnel@gmail.com>
;;; Copyright © 2022 Cameron V Chaparro <cameron@cameronchaparro.com>
+;;; Copyright © 2022 Timo Wilken <guix@twilken.net>
;;;
;;; This file is part of GNU Guix.
;;;
@@ -61,6 +62,7 @@
wireguard-peer-endpoint
wireguard-peer-allowed-ips
wireguard-peer-public-key
+ wireguard-peer-preshared-key
wireguard-peer-keep-alive
wireguard-configuration
@@ -709,6 +711,8 @@ strongSwan.")))
(endpoint wireguard-peer-endpoint
(default #f)) ;string
(public-key wireguard-peer-public-key) ;string
+ (preshared-key wireguard-peer-preshared-key
+ (default #f)) ;string
(allowed-ips wireguard-peer-allowed-ips) ;list of strings
(keep-alive wireguard-peer-keep-alive
(default #f))) ;integer
@@ -762,10 +766,18 @@ AllowedIPs = ~a
(format #f "PersistentKeepalive = ~a\n" keep-alive)
"\n"))))
+ (define (peers->preshared-keys peer keys)
+ (let ((public-key (wireguard-peer-public-key peer))
+ (preshared-key (wireguard-peer-preshared-key peer)))
+ (if preshared-key
+ (cons* public-key preshared-key keys)
+ keys)))
+
(match-record config <wireguard-configuration>
(wireguard interface addresses port private-key peers dns
pre-up post-up pre-down post-down table)
(let* ((config-file (string-append interface ".conf"))
+ (peer-keys (fold peers->preshared-keys (list) peers))
(peers (map peer->config peers))
(config
(computed-file
@@ -780,7 +792,7 @@ AllowedIPs = ~a
Address = ~a
~a
~a
-PostUp = ~a set %i private-key ~a
+PostUp = ~a set %i private-key ~a~{ peer ~a preshared-key ~a~}
~a
~a
~a
@@ -800,6 +812,7 @@ PostUp = ~a set %i private-key ~a
"\n"))
#$(file-append wireguard "/bin/wg")
#$private-key
+ '#$peer-keys
#$(if (null? post-up)
""
(string-join