diff options
Diffstat (limited to 'gnu')
| -rw-r--r-- | gnu/services/herd.scm | 37 | ||||
| -rw-r--r-- | gnu/tests/base.scm | 12 |
2 files changed, 29 insertions, 20 deletions
diff --git a/gnu/services/herd.scm b/gnu/services/herd.scm index 7a9db90012..03bfbf1d78 100644 --- a/gnu/services/herd.scm +++ b/gnu/services/herd.scm @@ -17,8 +17,8 @@ ;;; along with GNU Guix. If not, see <http://www.gnu.org/licenses/>. (define-module (gnu services herd) - #:use-module (guix combinators) #:use-module (srfi srfi-1) + #:use-module (srfi srfi-9) #:use-module (srfi srfi-11) #:use-module (srfi srfi-34) #:use-module (srfi srfi-35) @@ -37,6 +37,11 @@ unknown-shepherd-error? unknown-shepherd-error-sexp + live-service? + live-service-provision + live-service-requirement + live-service-running + current-services unload-services unload-service @@ -165,25 +170,27 @@ of pairs." (let ((key (and=> (assoc-ref alist 'key) car)) ...) exp ...)))) +;; Information about live Shepherd services. +(define-record-type <live-service> + (live-service provision requirement running) + live-service? + (provision live-service-provision) ;list of symbols + (requirement live-service-requirement) ;list of symbols + (running live-service-running)) ;#f | object + (define (current-services) - "Return two lists: the list of currently running services, and the list of -currently stopped services. Return #f and #f if the list of services could -not be obtained." + "Return the list of currently defined Shepherd services, represented as +<live-service> objects. Return #f if the list of services could not be +obtained." (with-shepherd-action 'root ('status) services (match services ((('service ('version 0 _ ...) _ ...) ...) - (fold2 (lambda (service running-services stopped-services) - (alist-let* service (provides running) - (if running - (values (cons (first provides) running-services) - stopped-services) - (values running-services - (cons (first provides) stopped-services))))) - '() - '() - services)) + (map (lambda (service) + (alist-let* service (provides requires running) + (live-service provides requires running))) + services)) (x - (values #f #f))))) + #f)))) (define (unload-service service) "Unload SERVICE, a symbol name; return #t on success." diff --git a/gnu/tests/base.scm b/gnu/tests/base.scm index ca6f76c0f8..41f50c0e7a 100644 --- a/gnu/tests/base.scm +++ b/gnu/tests/base.scm @@ -122,11 +122,13 @@ info --version") (operating-system-user-accounts os)))))) (test-assert "shepherd services" - (let ((services (marionette-eval '(begin - (use-modules (gnu services herd)) - (call-with-values current-services - append)) - marionette))) + (let ((services (marionette-eval + '(begin + (use-modules (gnu services herd)) + + (map (compose car live-service-provision) + (current-services))) + marionette))) (lset= eq? (pk 'services services) '(root #$@(operating-system-shepherd-service-names os))))) |