[bug#61483] [PATCH 3/5] DRAFT gnu: home: services: Add home-znc-service-type.

[Janneke Nieuwenhuizen]

From: "Janneke Nieuwenhuizen" <janneke@gnu.org>

* gnu/home/services/shepherd-xyz.scm
(<home-znc-configuration>): New type.
(home-znc-services): New procedure.
(home-znc-service-type): New variable.
---
 gnu/home/services/shepherd-xyz.scm | 43 +++++++++++++++++++++++++++++-
 1 file changed, 42 insertions(+), 1 deletion(-)

diff --git a/gnu/home/services/shepherd-xyz.scm 
b/gnu/home/services/shepherd-xyz.scm
index 38ab7d60ef..4f2a2435ac 100644
--- a/gnu/home/services/shepherd-xyz.scm
+++ b/gnu/home/services/shepherd-xyz.scm
@@ -22,6 +22,7 @@ (define-module (gnu home services shepherd-xyz)
 
   #:use-module (gnu home services)
   #:use-module (gnu home services shepherd)
+  #:use-module (gnu packages messaging)
   #:use-module (gnu packages ssh)
   #:use-module (gnu packages version-control)
   #:use-module (gnu services configuration)
@@ -32,7 +33,9 @@ (define-module (gnu home services shepherd-xyz)
   #:export (home-git-daemon-configuration
             home-git-daemon-service-type
             home-ssh-agent-configuration
-            home-ssh-agent-service-type))
+            home-ssh-agent-service-type
+            home-znc-configuration
+            home-znc-service-type))
 
 ;;; Commentary:
 ;;
@@ -156,3 +159,41 @@ (define home-ssh-agent-service-type
                              home-ssh-agent-services)))
    (description
     "Install and configure the ssh-agent as a shepherd service.")))
+
+
+;;;
+;;; Znc.
+;;;
+(define-record-type* <home-znc-configuration>
+  home-znc-configuration make-home-znc-configuration
+  home-znc-configuration?
+  (znc home-znc-znc                     ;string
+       (default #~(string-append #$znc "/bin/znc")))
+  (log-dir home-znc-log-dir             ;string
+           (default %user-log-dir)))
+
+(define (home-znc-services config)
+  "Return a <shepherd-service> for znc with CONFIG."
+  (match config
+    (($ <home-znc-configuration> znc log-dir)
+     (list (shepherd-service
+            (documentation "Run the znc IRC bouncer.")
+            (provision '(znc))
+            (start #~(lambda _
+                       (unless (file-exists? #$log-dir)
+                         (mkdir-p #$log-dir))
+                       (fork+exec-command
+                        (list #$znc
+                              "--foreground")
+                        #:log-file (string-append #$log-dir "/znc.log"))))
+            (stop #~(make-kill-destructor)))))))
+
+(define home-znc-service-type
+  (service-type
+   (name 'home-znc)
+   (default-value (home-znc-configuration))
+   (extensions
+    (list (service-extension home-shepherd-service-type
+                             home-znc-services)))
+   (description
+    "Install and configure znc as a shepherd service.")))
-- 
2.38.1