GNU bug report logs - #54266
[PATCH] samba: wrap scripts with GUIX_PYTHONPATH

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From: fesoj000 <fesoj000 <at> gmail.com>
To: 54266 <at> debbugs.gnu.org
Subject: [bug#54266] [PATCH] samba: wrap scripts with GUIX_PYTHONPATH
Date: Tue, 8 Mar 2022 23:21:51 +0100

On 3/8/22 9:44 PM, Maxime Devos wrote:
> fesoj000 schreef op di 08-03-2022 om 20:26 [+0100]:
>> +                            (wrap-program (string-append out file)
>> +                              `("GUIX_PYTHONPATH" =
>> +                                (,(guix-pythonpath
>> +                                   (site-package-path
>> +                                    (assoc-ref inputs "python")))))))
> 
> I would expect that python always puts its own site-packages in front
> of the path, though I could be mistaken, so is this necessary?hm, "python3 -c 'import sys; print(sys.path)'" always includes its own site
packages. If you talk about the samba package output then we can do this like
the new diff below.

> Also, it looks like some of the python stuf uses 'ldb', so 'ldb' might
> need to be included as well.
'ldb' is included, you can look at the guix-pythonpath function which builds
the pythonpath. In fact not only 'ldb' is need but further 'tdb' and 'talloc'.


diff --git a/gnu/packages/samba.scm b/gnu/packages/samba.scm
index b775ad905c..fa8ff5b6bb 100644
--- a/gnu/packages/samba.scm
+++ b/gnu/packages/samba.scm
@@ -40,6 +40,7 @@ (define-module (gnu packages samba)
   #:use-module (gnu packages autotools)
   #:use-module (gnu packages backup)
   #:use-module (gnu packages base)
+  #:use-module (gnu packages bash)
   #:use-module (gnu packages check)
   #:use-module (gnu packages crypto)
   #:use-module (gnu packages cups)
@@ -195,6 +196,10 @@ (define-public samba
     (arguments
      (list
       #:make-flags #~(list "TEST_OPTIONS=--quick") ;some tests are very long
+      #:imported-modules `((guix build python-build-system)
+                           ,@%gnu-build-system-modules)
+      #:modules `(((guix build python-build-system) #:select (python-version))
+                  ,@%gnu-build-system-modules)
       #:phases
       #~(modify-phases %standard-phases
           (add-before 'configure 'setup-docbook-stylesheets
@@ -231,12 +236,36 @@ (define-public samba
           (add-before 'install 'disable-etc,var-samba-directories-setup
             (lambda _
               (substitute* "dynconfig/wscript"
-                (("bld\\.INSTALL_DIR.*") "")))))
+                (("bld\\.INSTALL_DIR.*") ""))))
+          (add-after 'install 'wrap-scripts
+            (lambda* (#:key inputs #:allow-other-keys)
+              (define (site-package-path python)
+                (string-append "/lib/python" (python-version python)
+                               "/site-packages"))
+              (define (guix-pythonpath site-package-path)
+                (string-join
+                 (append (list (string-append #$output site-package-path))
+                         (map (lambda (input)
+                                (string-append (assoc-ref inputs input)
+                                               site-package-path))
+                              '("tdb" "ldb" "talloc")))
+                 ":"))
+              (for-each (lambda (file)
+                          (wrap-program (string-append #$output file)
+                            `("GUIX_PYTHONPATH" =
+                              (,(guix-pythonpath
+                                 (site-package-path
+                                  (assoc-ref inputs "python")))))))
+                        '("/bin/samba-tool" "/sbin/samba_dnsupdate"
+                          "/sbin/samba_downgrade_db" "/sbin/samba-gpupdate"
+                          "/sbin/samba_kcc" "/sbin/samba_spnupdate"
+                          "/sbin/samba_upgradedns")))))
       ;; FIXME: The test suite seemingly hangs after failing to provision the
       ;; test environment.
       #:tests? #f))
     (inputs
      (list acl
+           bash-minimal
            cmocka
            cups
            gamin
-- 
2.34.0

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