From 0c09a306e59e2feec9818335b0b4f3355c02f420 Mon Sep 17 00:00:00 2001
From: Ludovic Courtès <ludo@gnu.org>
Date: Sun, 24 May 2015 18:02:54 +0200
Subject: system: Make sure user accounts refer to existing groups.

Fixes <http://bugs.gnu.org/20646>.
Reported by David Thompson <davet@gnu.org>.

* gnu/system/shadow.scm (assert-valid-users/groups): New procedure
* gnu/system.scm (operating-system-activation-script): Use it.
* tests/guix-system.sh (make_user_config): New function.
  Add 3 tests using it.
* po/guix/POTFILES.in: Add gnu/system/shadow.scm.
---
 tests/guix-system.sh | 39 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 39 insertions(+)

(limited to 'tests/guix-system.sh')

diff --git a/tests/guix-system.sh b/tests/guix-system.sh
index 1b77d1a0db..7008ef8031 100644
--- a/tests/guix-system.sh
+++ b/tests/guix-system.sh
@@ -76,3 +76,42 @@ then
 else
     grep "service 'networking'.*more than once" "$errorfile"
 fi
+
+make_user_config ()
+{
+    cat > "$tmpfile" <<EOF
+(use-modules (gnu))
+(use-service-modules networking)
+
+(operating-system
+  (host-name "antelope")
+  (timezone "Europe/Paris")
+  (locale "en_US.UTF-8")
+
+  (bootloader (grub-configuration (device "/dev/sdX")))
+  (file-systems (cons (file-system
+                        (device "root")
+                        (title 'label)
+                        (mount-point "/")
+                        (type "ext4"))
+                      %base-file-systems))
+  (users (list (user-account
+                 (name "dave")
+                 (home-directory "/home/dave")
+                 (group "$1")
+                 (supplementary-groups '("$2"))))))
+EOF
+}
+
+make_user_config "users" "wheel"
+guix system build "$tmpfile" -n       # succeeds
+
+make_user_config "group-that-does-not-exist" "users"
+if guix system build "$tmpfile" -n 2> "$errorfile"
+then false
+else grep "primary group.*group-that-does-not-exist.*undeclared" "$errorfile"; fi
+
+make_user_config "users" "group-that-does-not-exist"
+if guix system build "$tmpfile" -n 2> "$errorfile"
+then false
+else grep "supplementary group.*group-that-does-not-exist.*undeclared" "$errorfile"; fi
-- 
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