From: Python Applications Packaging Team
 <python-apps-team@lists.alioth.debian.org>
Date: Sun, 13 May 2018 15:07:57 +0200
Subject: env-service

    Properly import environment from /etc/defaults (Closes: #832322)

    This fixes a regression in the systemd unit, which doesn't support
    the equivalent /etc/default/irker configuration supported by the
    sysvinit startup scripts.
---
 irkerd.service | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/irkerd.service b/irkerd.service
index 4e75ae2..70b67d5 100644
--- a/irkerd.service
+++ b/irkerd.service
@@ -8,8 +8,8 @@ Documentation=man:irkerd(8) man:irkerhook(1) man:irk(1)
 
 [Service]
 User=irker
-ExecStart=/usr/bin/irkerd
-User=irker
+EnvironmentFile=-/etc/default/irker
+ExecStart=/usr/bin/irkerd $IRKER_OPTIONS
 
 [Install]
 WantedBy=multi-user.target