services: vpn: Deprecate 'openvpn-client-service' & 'openvpn-server-service' procedures.

* doc/guix.texi (VPN Services): Replace 'openvpn-client-service' & 'openvpn-server-service' procedures
with their service-type counterparts.
* gnu/services/vpn.scm (openvpn-client-service, openvpn-server-service): Deprecate procedure.
(openvpn-server-service-type, openvpn-client-service-type): Set default value.

Signed-off-by: Ludovic Courtès <ludo@gnu.org>

1 files changed, 12 insertions, 10 deletions

diff --git a/doc/guix.texi b/doc/guix.texi
index af15894d49f..937b85e16ce 100644
--- a/doc/guix.texi
+++ b/doc/guix.texi
@@ -31859,20 +31859,22 @@ desktop-environment or should be run manually.
 
 It provides a @emph{client} service for your machine to connect to a
 VPN, and a @emph{server} service for your machine to host a VPN@.
+Both @code{openvpn-client-service-type} and
+@code{openvpn-server-service-type} can be run simultaneously.
 
-@deffn {Scheme Procedure} openvpn-client-service @
-       [#:config (openvpn-client-configuration)]
+@defvar openvpn-client-service-type
+Type of the service that runs @command{openvpn}, a VPN daemon, as a client.
 
-Return a service that runs @command{openvpn}, a VPN daemon, as a client.
-@end deffn
-
-@deffn {Scheme Procedure} openvpn-server-service @
-       [#:config (openvpn-server-configuration)]
+The value for this service is a @code{<openvpn-client-configuration>}
+object.
+@end defvar
 
-Return a service that runs @command{openvpn}, a VPN daemon, as a server.
+@defvar openvpn-server-service-type
+Type of the service that runs @command{openvpn}, a VPN daemon, as a server.
 
-Both can be run simultaneously.
-@end deffn
+The value for this service is a @code{<openvpn-server-configuration>}
+object.
+@end defvar
 
 @c %automatically generated documentation