Fixing permission issues for new installations

The umask as 0027 will generates permissions like:
0640 - for files
0750 - for directories

This should solve the grafana.db being accesable by any user for new installations.

packaging/deb/init.d/grafana-server

@@ -36,6 +36,8 @@ MAX_OPEN_FILES=10000
 PID_FILE=/var/run/$NAME.pid
 DAEMON=/usr/sbin/$NAME
 
+umask 0027
+
 if [ `id -u` -ne 0 ]; then
 	echo "You need root privileges to run this script"
 	exit 4

packaging/deb/systemd/grafana-server.service

@@ -17,6 +17,7 @@ ExecStart=/usr/sbin/grafana-server                                \
                             cfg:default.paths.data=${DATA_DIR}    \
 LimitNOFILE=10000
 TimeoutStopSec=20
+UMask=0027
 
 [Install]
 WantedBy=multi-user.target