services: autossh: Add shepherd-provision configuration option.

Allow to have several autossh services in system configuration.

gnu/services/ssh.scm (autossh-configuration)[shepherd-provision]: New field.
(autossh-file-name): Use first symbol from shepherd-provision as a base name
for the runtime autossh directory.
(autossh-shepherd-service)[shepherd-service]{provision}: Set to shepherd-provison.
doc/guix.texi (Networking Services)[autossh-configuration]: Document it.

Merges: !9285
Signed-off-by: Maxim Cournoyer <maxim@guixotic.coop>

1 files changed, 3 insertions, 0 deletions

diff --git a/doc/guix.texi b/doc/guix.texi
index aee2fc329fb..a38a04096ca 100644
--- a/doc/guix.texi
+++ b/doc/guix.texi
@@ -25038,6 +25038,9 @@ may cause undefined behaviour.
 Whether this service should be started automatically by the Shepherd.  If it
 is @code{#f}, the service has to be started manually with @command{herd start}.
 
+@item @code{shepherd-provision} (default: @code{'(autossh)})
+The list of symbols defining the name(s) of the Shepherd service.
+
 @end table
 @end deftp