[bug#50967] [PATCH 08/12] gnu: home-services: Move shepherd to (gnu services).

[Oleg Pykhalov <go.wigust@gmail.com>]

* gnu/home-services/shepherd.scm: Move content ...
* gnu/services/shepherd.scm: ... here.
* gnu/local.mk: Delete gnu/home-services/shepherd.scm.
* gnu/home-services/mcron.scm: Replace (gnu home-services shepherd) with
(gnu services shepherd).
* tests/guix-home.sh: Same.
---
 gnu/home-services/mcron.scm    |   2 +-
 gnu/home-services/shepherd.scm | 134 ---------------------------------
 gnu/local.mk                   |   1 -
 gnu/services/shepherd.scm      | 112 ++++++++++++++++++++++++++-
 tests/guix-home.sh             |   2 +-
 5 files changed, 113 insertions(+), 138 deletions(-)
 delete mode 100644 gnu/home-services/shepherd.scm

diff --git a/gnu/home-services/mcron.scm b/gnu/home-services/mcron.scm
index fdfde179a5..a4e09f509c 100644
--- a/gnu/home-services/mcron.scm
+++ b/gnu/home-services/mcron.scm
@@ -20,7 +20,7 @@
 (define-module (gnu home-services mcron)
   #:use-module (gnu packages guile-xyz)
   #:use-module (gnu home-services)
-  #:use-module (gnu home-services shepherd)
+  #:use-module (gnu services shepherd)
   #:use-module (gnu services shepherd)
   #:use-module (guix records)
   #:use-module (guix gexp)
diff --git a/gnu/home-services/shepherd.scm b/gnu/home-services/shepherd.scm
deleted file mode 100644
index 120cfde1a1..0000000000
--- a/gnu/home-services/shepherd.scm
+++ /dev/null
@@ -1,134 +0,0 @@
-;;; GNU Guix --- Functional package management for GNU
-;;; Copyright © 2021 Andrew Tropin <andrew@trop.in>
-;;; Copyright © 2021 Xinglu Chen <public@yoctocell.xyz>
-;;;
-;;; This file is part of GNU Guix.
-;;;
-;;; GNU Guix is free software; you can redistribute it and/or modify it
-;;; under the terms of the GNU General Public License as published by
-;;; the Free Software Foundation; either version 3 of the License, or (at
-;;; your option) any later version.
-;;;
-;;; GNU Guix is distributed in the hope that it will be useful, but
-;;; WITHOUT ANY WARRANTY; without even the implied warranty of
-;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-;;; GNU General Public License for more details.
-;;;
-;;; You should have received a copy of the GNU General Public License
-;;; along with GNU Guix.  If not, see <http://www.gnu.org/licenses/>.
-
-(define-module (gnu home-services shepherd)
-  #:use-module (gnu home-services)
-  #:use-module (gnu packages admin)
-  #:use-module (gnu services shepherd)
-  #:use-module (guix sets)
-  #:use-module (guix gexp)
-  #:use-module (guix records)
-
-  #:use-module (srfi srfi-1)
-
-  #:export (home-shepherd-service-type
-            home-shepherd-configuration)
-  #:re-export (shepherd-service
-               shepherd-action))
-
-(define-record-type* <home-shepherd-configuration>
-  home-shepherd-configuration make-home-shepherd-configuration
-  home-shepherd-configuration?
-  (shepherd home-shepherd-configuration-shepherd
-            (default shepherd)) ; package
-  (auto-start? home-shepherd-configuration-auto-start?
-               (default #t))
-  (services home-shepherd-configuration-services
-            (default '())))
-
-(define (home-shepherd-configuration-file services shepherd)
-  "Return the shepherd configuration file for SERVICES.  SHEPHERD is used
-as shepherd package."
-  (assert-valid-graph services)
-
-  (let ((files (map shepherd-service-file services))
-        ;; TODO: Add compilation of services, it can improve start
-        ;; time.
-        ;; (scm->go (cute scm->go <> shepherd))
-        )
-    (define config
-      #~(begin
-          (use-modules (srfi srfi-34)
-                       (system repl error-handling))
-          (apply
-           register-services
-           (map
-            (lambda (file) (load file))
-            '#$files))
-          (action 'root 'daemonize)
-          (format #t "Starting services...~%")
-          (for-each
-           (lambda (service) (start service))
-           '#$(append-map shepherd-service-provision
-                          (filter shepherd-service-auto-start?
-                                  services)))
-          (newline)))
-
-    (scheme-file "shepherd.conf" config)))
-
-(define (launch-shepherd-gexp config)
-  (let* ((shepherd (home-shepherd-configuration-shepherd config))
-         (services (home-shepherd-configuration-services config)))
-    (if (home-shepherd-configuration-auto-start? config)
-        (with-imported-modules '((guix build utils))
-          #~(let ((log-dir (or (getenv "XDG_LOG_HOME")
-                               (format #f "~a/.local/var/log" (getenv "HOME")))))
-              ((@ (guix build utils) mkdir-p) log-dir)
-              (system*
-               #$(file-append shepherd "/bin/shepherd")
-               "--logfile"
-               (string-append
-                log-dir
-                "/shepherd.log")
-               "--config"
-               #$(home-shepherd-configuration-file services shepherd))))
-        #~"")))
-
-(define (reload-configuration-gexp config)
-  (let* ((shepherd (home-shepherd-configuration-shepherd config))
-         (services (home-shepherd-configuration-services config)))
-    #~(system*
-       #$(file-append shepherd "/bin/herd")
-       "load" "root"
-       #$(home-shepherd-configuration-file services shepherd))))
-
-(define (ensure-shepherd-gexp config)
-  #~(if (file-exists?
-         (string-append
-          (or (getenv "XDG_RUNTIME_DIR")
-              (format #f "/run/user/~a" (getuid)))
-          "/shepherd/socket"))
-        #$(reload-configuration-gexp config)
-        #$(launch-shepherd-gexp config)))
-
-(define-public home-shepherd-service-type
-  (service-type (name 'home-shepherd)
-                (extensions
-                 (list (service-extension
-                        home-run-on-first-login-service-type
-                        launch-shepherd-gexp)
-                       (service-extension
-                        home-activation-service-type
-                        ensure-shepherd-gexp)
-                       (service-extension
-                        home-profile-service-type
-                        (lambda (config)
-                          `(,(home-shepherd-configuration-shepherd config))))))
-                (compose concatenate)
-                (extend
-                 (lambda (config extra-services)
-                   (home-shepherd-configuration
-                    (inherit config)
-                    (services
-                     (append (home-shepherd-configuration-services config)
-                             extra-services)))))
-                (default-value (home-shepherd-configuration))
-                (description "Configure and install userland Shepherd.")))
-
-
diff --git a/gnu/local.mk b/gnu/local.mk
index 97ff893bf7..fb60e6492e 100644
--- a/gnu/local.mk
+++ b/gnu/local.mk
@@ -75,7 +75,6 @@ GNU_SYSTEM_MODULES =				\
   %D%/ci.scm					\
   %D%/home.scm					\
   %D%/home-services.scm			\
-  %D%/home-services/shepherd.scm		\
   %D%/home-services/mcron.scm			\
   %D%/image.scm					\
   %D%/packages.scm				\
diff --git a/gnu/services/shepherd.scm b/gnu/services/shepherd.scm
index 7277273686..46c80472dc 100644
--- a/gnu/services/shepherd.scm
+++ b/gnu/services/shepherd.scm
@@ -4,6 +4,8 @@
 ;;; Copyright © 2018 Carlo Zancanaro <carlo@zancanaro.id.au>
 ;;; Copyright © 2020 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
 ;;; Copyright © 2021 Maxime Devos <maximedevos@telenet.be>
+;;; Copyright © 2021 Andrew Tropin <andrew@trop.in>
+;;; Copyright © 2021 Xinglu Chen <public@yoctocell.xyz>
 ;;;
 ;;; This file is part of GNU Guix.
 ;;;
@@ -28,6 +30,7 @@
   #:use-module (guix records)
   #:use-module (guix derivations)                 ;imported-modules, etc.
   #:use-module (guix utils)
+  #:use-module (gnu home-services)
   #:use-module (gnu services)
   #:use-module (gnu services herd)
   #:use-module (gnu packages admin)
@@ -75,7 +78,10 @@
 
             user-processes-service-type
 
-            assert-valid-graph))
+            assert-valid-graph
+
+            home-shepherd-service-type
+            home-shepherd-configuration))
 
 ;;; Commentary:
 ;;;
@@ -590,4 +596,108 @@ read-only, just before rebooting/halting.  Processes still running after a few
 seconds after @code{SIGTERM} has been sent are terminated with
 @code{SIGKILL}.")))
 
+\f
+;;;
+;;; Home services
+;;;
+
+(define-record-type* <home-shepherd-configuration>
+  home-shepherd-configuration make-home-shepherd-configuration
+  home-shepherd-configuration?
+  (shepherd home-shepherd-configuration-shepherd
+            (default shepherd)) ; package
+  (auto-start? home-shepherd-configuration-auto-start?
+               (default #t))
+  (services home-shepherd-configuration-services
+            (default '())))
+
+(define (home-shepherd-configuration-file services shepherd)
+  "Return the shepherd configuration file for SERVICES.  SHEPHERD is used
+as shepherd package."
+  (assert-valid-graph services)
+
+  (let ((files (map shepherd-service-file services))
+        ;; TODO: Add compilation of services, it can improve start
+        ;; time.
+        ;; (scm->go (cute scm->go <> shepherd))
+        )
+    (define config
+      #~(begin
+          (use-modules (srfi srfi-34)
+                       (system repl error-handling))
+          (apply
+           register-services
+           (map
+            (lambda (file) (load file))
+            '#$files))
+          (action 'root 'daemonize)
+          (format #t "Starting services...~%")
+          (for-each
+           (lambda (service) (start service))
+           '#$(append-map shepherd-service-provision
+                          (filter shepherd-service-auto-start?
+                                  services)))
+          (newline)))
+
+    (scheme-file "shepherd.conf" config)))
+
+(define (launch-shepherd-gexp config)
+  (let* ((shepherd (home-shepherd-configuration-shepherd config))
+         (services (home-shepherd-configuration-services config)))
+    (if (home-shepherd-configuration-auto-start? config)
+        (with-imported-modules '((guix build utils))
+          #~(let ((log-dir (or (getenv "XDG_LOG_HOME")
+                               (format #f "~a/.local/var/log" (getenv "HOME")))))
+              ((@ (guix build utils) mkdir-p) log-dir)
+              (system*
+               #$(file-append shepherd "/bin/shepherd")
+               "--logfile"
+               (string-append
+                log-dir
+                "/shepherd.log")
+               "--config"
+               #$(home-shepherd-configuration-file services shepherd))))
+        #~"")))
+
+(define (reload-configuration-gexp config)
+  (let* ((shepherd (home-shepherd-configuration-shepherd config))
+         (services (home-shepherd-configuration-services config)))
+    #~(system*
+       #$(file-append shepherd "/bin/herd")
+       "load" "root"
+       #$(home-shepherd-configuration-file services shepherd))))
+
+(define (ensure-shepherd-gexp config)
+  #~(if (file-exists?
+         (string-append
+          (or (getenv "XDG_RUNTIME_DIR")
+              (format #f "/run/user/~a" (getuid)))
+          "/shepherd/socket"))
+        #$(reload-configuration-gexp config)
+        #$(launch-shepherd-gexp config)))
+
+(define-public home-shepherd-service-type
+  (service-type (name 'home-shepherd)
+                (extensions
+                 (list (service-extension
+                        home-run-on-first-login-service-type
+                        launch-shepherd-gexp)
+                       (service-extension
+                        home-activation-service-type
+                        ensure-shepherd-gexp)
+                       (service-extension
+                        home-profile-service-type
+                        (lambda (config)
+                          `(,(home-shepherd-configuration-shepherd config))))))
+                (compose concatenate)
+                (extend
+                 (lambda (config extra-services)
+                   (home-shepherd-configuration
+                    (inherit config)
+                    (services
+                     (append (home-shepherd-configuration-services config)
+                             extra-services)))))
+                (default-value (home-shepherd-configuration))
+                (description "Configure and install userland Shepherd.")))
+
 ;;; shepherd.scm ends here
diff --git a/tests/guix-home.sh b/tests/guix-home.sh
index cb015c907f..46cd779c81 100644
--- a/tests/guix-home.sh
+++ b/tests/guix-home.sh
@@ -75,7 +75,7 @@ fi
 
 cat > "$tmpfile" <<EOF
 (use-modules (gnu))
-(use-modules (gnu home-services shepherd))
+(use-modules (gnu services shepherd))
 
 (home-environment
   (services (list (service home-shepherd-service-type)
-- 
2.33.0