Add systemd service file, move Gunicorn config to gunicorn.cfg

gunicorn.cfg

@@ -0,0 +1,5 @@
+import multiprocessing
+
+name = "OEBBAPI"
+bind = "0.0.0.0:8803"
+workers = multiprocessing.cpu_count() * 4

oebbapi.service

@@ -0,0 +1,20 @@
+[Unit]
+Description = OEBBAPI
+After = network.target
+
+[Service]
+PermissionsStartOnly = true  
+PIDFile = /run/oebbapi/oebbapi.pid  
+User = oebb  
+Group = oebb  
+WorkingDirectory = /opt/oebbapi  
+ExecStartPre = /bin/mkdir /run/oebbapi  
+ExecStartPre = /bin/chown -R oebb:oebb /run/oebbapi  
+ExecStart = /usr/bin/env gunicorn -c gunicorn.cfg --pid /run/oebbapi/oebbapi.pid main 
+ExecReload = /bin/kill -s HUP $MAINPID  
+ExecStop = /bin/kill -s TERM $MAINPID  
+ExecStopPost = /bin/rm -rf /run/oebbapi  
+PrivateTmp = true
+
+[Install]
+WantedBy = multi-user.target  

run.sh

@@ -1,8 +1,3 @@
 #!/bin/bash
 
-ip="0.0.0.0"
-port="8803"
-
-workers=$((`getconf _NPROCESSORS_ONLN` * 4))
-
-gunicorn -w $workers -b $ip:$port -n "OEBB API" main
+gunicorn -c gunicorn.cfg main