services: guix-build-coordinator-agent: Add extra-options.

* gnu/services/guix.scm (<guix-build-coordinator-agent-configuration>):
Add field extra-options.
(guix-build-coordinator-agent-shepherd-services): Add and use EXTRA-OPTIONS
argument.
* doc/guix.texi (Guix Services): Adapt the documentation.

Change-Id: I9e7e258e03e2b6553aa1570f5fcfaf3b0ada3e15
Reviewed-by: Maxim Cournoyer <maxim.cournoyer@gmail>

2 files changed, 9 insertions, 1 deletions

diff --git a/doc/guix.texi b/doc/guix.texi
index 2ae79f03e65..52e36e4354b 100644
--- a/doc/guix.texi
+++ b/doc/guix.texi
@@ -39763,6 +39763,8 @@ derivations aren't already available.
 URLs from which to attempt to fetch substitutes for build inputs, if the
 input store items aren't already available.
 
+@item @code{extra-options} (default: @var{'()})
+Extra command line options for @code{guix-build-coordinator-agent}.
 @end table
 @end deftp
 
diff --git a/gnu/services/guix.scm b/gnu/services/guix.scm
index fdeaeeb472d..6c58b3a2924 100644
--- a/gnu/services/guix.scm
+++ b/gnu/services/guix.scm
@@ -66,6 +66,7 @@
             guix-build-coordinator-agent-configuration-max-1min-load-average
             guix-build-coordinator-agent-configuration-derivation-substitute-urls
             guix-build-coordinator-agent-configuration-non-derivation-substitute-urls
+            guix-build-coordinator-agent-configuration-extra-options
 
             guix-build-coordinator-agent-password-auth
             guix-build-coordinator-agent-password-auth?
@@ -209,7 +210,10 @@
    (default #f))
   (non-derivation-substitute-urls
    guix-build-coordinator-agent-configuration-non-derivation-substitute-urls
-   (default #f)))
+   (default #f))
+  (extra-options
+   guix-build-coordinator-agent-configuration-extra-options
+   (default '())))
 
 (define-record-type* <guix-build-coordinator-agent-password-auth>
   guix-build-coordinator-agent-password-auth
@@ -410,6 +414,7 @@
              max-parallel-builds max-parallel-uploads
              max-allocated-builds max-1min-load-average
              derivation-substitute-urls non-derivation-substitute-urls
+             extra-options
              systems)
     (list
      (shepherd-service
@@ -469,6 +474,7 @@
                                  "--non-derivation-substitute-urls="
                                  (string-join non-derivation-substitute-urls " ")))
                            #~())
+                    #$@extra-options
                     #$@(map (lambda (system)
                               (string-append "--system=" system))
                             (or systems '())))