[bug#52578] [PATCH v2 2/2] DRAFT services: Add openldap service.

[zimoun <zimon.toutoune@gmail.com>]

From: Jean-François Guillaume <jean-francois.guillaume@univ-nantes.fr>

* gnu/services/openlda.scm (<openldap-configuration>): New record.
(openldap-shepherd-service): New procedure.
(%openldap-activation, openldap-service-type): New variable.
---
 gnu/services/openldap.scm | 84 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 84 insertions(+)
 create mode 100644 gnu/services/openldap.scm

diff --git a/gnu/services/openldap.scm b/gnu/services/openldap.scm
new file mode 100644
index 0000000000..dc5ae3fa8f
--- /dev/null
+++ b/gnu/services/openldap.scm
@@ -0,0 +1,84 @@
+;;; GNU Guix --- Functional package management for GNU
+;;; Copyright © 2022 Jean-François Guillaume <jean-francois.guillaume@univ-nantes.fr>
+;;;
+;;; 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 services openldap)
+  #:use-module (gnu packages openldap)
+  #:use-module (gnu services)
+  #:use-module (gnu services shepherd)
+  #:use-module (guix)
+  #:use-module (guix records)
+  #:use-module (ice-9 match)
+  #:export (openldap-configuration
+            openldap-configuration?
+            openldap-service-type
+
+            ))
+
+(define-record-type* <openldap-configuration>
+  openldap-configuration make-openldap-configuration
+  openldap-configuration?
+  (openldap    openldap-configuration-openldap
+               (default openldap))
+  (uri         openldap-configuration-uri
+               (default "ldapi:// ldap://"))
+  (logflags    openldap-configuration-logflags
+               (default "0"))
+  (pid-file    openldap-configuration-pid-file
+               (default "/var/run/openldap/slapd.pid"))
+  (config-file openldap-configuration-config-file
+               (default (file-append openldap "/etc/openldap/slapd.conf")))
+  (log-file    openldap-configuration-log-file
+               (default "/var/log/slapd.log")))
+
+(define openldap-shepherd-service
+  (match-lambda
+    (($ <openldap-configuration> openldap uri logflags pid-file config-file log-file)
+      (list
+        (shepherd-service
+          (provision '(slapd) )
+          (documentation "Run OpenLDAP.")
+          (requirement '(user-processes))
+          (respawn? #t)
+          (start #~(make-forkexec-constructor
+                    (list
+                     #$(file-append openldap "/libexec/slapd")
+                     "-h" #$uri
+                     "-d" #$logflags
+                     "-f" #$config-file)
+                    #:pid-file #$pid-file
+                    #:log-file #$log-file))
+          (stop #~(make-kill-destructor)))))))
+
+(define %openldap-activation
+  (with-imported-modules '((guix build utils))
+    #~(begin
+        (use-modules (guix build utils))
+        (mkdir-p "/var/run/openldap")
+        (mkdir-p "/var/lib/ldap")
+        #t)))
+
+(define openldap-service-type
+  (service-type (name 'slapd)
+    (extensions
+      (list
+        (service-extension shepherd-root-service-type
+                           openldap-shepherd-service)
+        (service-extension activation-service-type
+                           (const %openldap-activation))))
+    (description
+     "Run @uref{https://www.openldap.org, OpenLDAP}.")))
-- 
2.34.0