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authorW. Kosior <koszko@koszko.org>2024-09-20 12:20:02 +0200
committerW. Kosior <koszko@koszko.org>2024-12-24 09:36:22 +0100
commitce4f8829c74b086aef55eddd8b1a3b1aa0e32d75 (patch)
treeeec20eb06adbcb54dd1845b090ec299a28481670 /gnu
parent942910028da77493b216f0dede02c1291f43ac1f (diff)
downloadguix-ce4f8829c74b086aef55eddd8b1a3b1aa0e32d75.tar.gz
guix-ce4f8829c74b086aef55eddd8b1a3b1aa0e32d75.zip
services: openvpn: Allow client to pull DNS settings from server.
* gnu/services/vpn.scm (pull-dns?): New variable. (serialize-pull-dns): New variable. (make-up-down-config-options): New variable. (make-script-security-cli-options): New variable. (openvpn-client-configuration)[pull-dns?]: New field. (openvpn-config-file): Serialize that field. (openvpn-shepherd-service): Pass `--script-security' option to daemon. Change-Id: I1141dd0b9bf5956f13cf1552c2718b0a7035fa86
Diffstat (limited to 'gnu')
-rw-r--r--gnu/services/vpn.scm39
1 files changed, 35 insertions, 4 deletions
diff --git a/gnu/services/vpn.scm b/gnu/services/vpn.scm
index 8e90032c93..71ab5bda1c 100644
--- a/gnu/services/vpn.scm
+++ b/gnu/services/vpn.scm
@@ -173,6 +173,27 @@
(format #t "resolv-retry infinite\n")
#f))
+(define pull-dns? boolean?)
+(define serialize-pull-dns empty-serializer)
+
+(define (make-up-down-config-options config)
+ (if (and (openvpn-client-configuration? config)
+ (openvpn-client-configuration-pull-dns? config))
+
+ #~(let ((openvpn #$(openvpn-client-configuration-openvpn config)))
+ (format #f "\
+up ~a/etc/openvpn/client.up
+down ~a/etc/openvpn/client.down
+" openvpn openvpn))
+
+ ""))
+
+(define (make-script-security-cli-options config)
+ (if (and (openvpn-client-configuration? config)
+ (openvpn-client-configuration-pull-dns? config))
+ '("--script-security" "2")
+ '()))
+
(define (serialize-tls-auth role location)
(if location
(serialize-field 'tls-auth
@@ -398,7 +419,11 @@ would be added to the store and readable by any user.")
(remote
(openvpn-remote-list '())
- "A list of remote servers to connect to."))
+ "A list of remote servers to connect to.")
+
+ (pull-dns?
+ (pull-dns #f)
+ "Install resolv.conf entries pulled from the server."))
;; server-specific configuration
((tls-auth
(tls-auth-server #f)
@@ -481,7 +506,9 @@ is truncated and rewritten every minute.")
('server (display
(string-append "client-config-dir "
#$ccd-dir "\n") port))
- ('client (display "" port)))))))))
+ ('client (display #$(make-up-down-config-options
+ config)
+ port)))))))))
(define (openvpn-shepherd-service role)
(lambda (config)
@@ -496,7 +523,11 @@ is truncated and rewritten every minute.")
config))
(log-file (match role
('server "/var/log/openvpn-server.log")
- ('client "/var/log/openvpn-client.log"))))
+ ('client "/var/log/openvpn-client.log")))
+ (script-sec-opts (match role
+ ('server '())
+ ('client (make-script-security-cli-options
+ config)))))
(list (shepherd-service
(documentation (string-append "Run the OpenVPN "
(match role
@@ -510,7 +541,7 @@ is truncated and rewritten every minute.")
(start #~(make-forkexec-constructor
(list (string-append #$openvpn "/sbin/openvpn")
"--writepid" #$pid-file "--config" #$config-file
- "--daemon")
+ #$@script-sec-opts "--daemon")
#:pid-file #$pid-file
#:log-file #$log-file))
(stop #~(make-kill-destructor)))))))