From 636c57768f6927bd3be7af12d0bd15aaa6ec6d17 Mon Sep 17 00:00:00 2001
From: emanuele-f <black.silver@hotmail.it>
Date: Wed, 19 Jun 2019 00:07:14 +0200
Subject: [PATCH] Create n2n user and use in the supernode service

---
 packages/debian/debian/postinst                  | 10 ++++++++++
 packages/etc/systemd/system/supernode.service.in |  3 ++-
 packages/rpm/n2n.spec.in                         | 10 ++++++++++
 3 files changed, 22 insertions(+), 1 deletion(-)

diff --git a/packages/debian/debian/postinst b/packages/debian/debian/postinst
index 3c36b7a..5de13e2 100755
--- a/packages/debian/debian/postinst
+++ b/packages/debian/debian/postinst
@@ -17,6 +17,16 @@ esac
 
 umask 022
 
+if ! grep -q n2n /etc/group; then
+    echo 'Creating n2n group'
+    /usr/sbin/groupadd -r n2n
+fi
+
+if ! /usr/bin/id -u n2n > /dev/null 2>&1; then
+    echo "Creating n2n user..."
+    /usr/sbin/useradd -M -N -g n2n -r -s /bin/false n2n
+fi
+
 echo "Rebuilding ld cache..."
 /sbin/ldconfig
 
diff --git a/packages/etc/systemd/system/supernode.service.in b/packages/etc/systemd/system/supernode.service.in
index 789d7ef..73e3d75 100644
--- a/packages/etc/systemd/system/supernode.service.in
+++ b/packages/etc/systemd/system/supernode.service.in
@@ -5,7 +5,8 @@ Wants=network-online.target
 
 [Service]
 Type=simple
-ExecStartPre=
+User=n2n
+Group=n2n
 ExecStart=/usr/sbin/supernode /etc/n2n/supernode.conf -f
 Restart=on-abnormal
 RestartSec=5
diff --git a/packages/rpm/n2n.spec.in b/packages/rpm/n2n.spec.in
index 1949953..e6ff726 100644
--- a/packages/rpm/n2n.spec.in
+++ b/packages/rpm/n2n.spec.in
@@ -69,6 +69,16 @@ rm -fr $RPM_BUILD_ROOT
 
 %pre
 
+if ! grep -q n2n /etc/group; then
+  echo 'Creating n2n group'
+  /usr/sbin/groupadd -r n2n
+fi
+
+if ! /usr/bin/id -u n2n > /dev/null 2>&1; then
+  echo 'Creating n2n user'
+  /usr/sbin/useradd -M -N -g n2n -r -s /bin/false n2n
+fi
+
 %post
 if [ ! -f /.dockerenv ]; then
     /bin/systemctl daemon-reload