From 41db4be212184f3444ca8cb988a8006cd869de6a Mon Sep 17 00:00:00 2001
From: Gregor Kleen <gkleen@yggdrasil.li>
Date: Tue, 30 May 2017 13:34:29 +0200
Subject: Determine group dynamically

---
 hel/recv-media.nix | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

(limited to 'hel')

diff --git a/hel/recv-media.nix b/hel/recv-media.nix
index 5d2d2ea2..d30da5eb 100644
--- a/hel/recv-media.nix
+++ b/hel/recv-media.nix
@@ -27,6 +27,7 @@ writeScriptBin "recv-media" ''
   [[ -z "$1" || -z "$2" ]] && exit 2
 
   dir=/var/media
+  group=$(stat -c '%G' $dir)
   tmpFile="''${dir}"/.tmp/$(basename "$1")
   target="''${dir}"/$(basename "$1")
 
@@ -37,9 +38,9 @@ writeScriptBin "recv-media" ''
   $(echo ''${2})
   EOF
 
-  if [[ $(id -gn) != "media" ]]; then
-    printf "Primary group is %s, trying to switch to media..." $(id -gn)
-    exec -- sg media "$0 $*"
+  if [[ $(id -gn) != $group ]]; then
+    printf "Primary group is %s, trying to switch to %s..." $(id -gn) $group
+    exec -- sg $group "$0 $*"
   fi
 
   (
-- 
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