Add option to dockerize netbox

docker/docker-entrypoint.sh

@@ -0,0 +1,22 @@
+#!/bin/bash
+set -e
+
+# run db migrations (retry on error)
+while ! /opt/netbox/netbox/manage.py migrate 2>&1; do
+    sleep 5
+done
+
+# create superuser silently
+if [[ -z ${SUPERUSER_NAME} || -z ${SUPERUSER_EMAIL} || -z ${SUPERUSER_PASSWORD} ]]; then
+        SUPERUSER_NAME='admin'
+        SUPERUSER_EMAIL='admin@example.com'
+        SUPERUSER_PASSWORD='admin'
+        echo "Using defaults: Username: ${SUPERUSER_NAME}, E-Mail: ${SUPERUSER_EMAIL}, Password: ${SUPERUSER_PASSWORD}"
+fi
+echo "from django.contrib.auth.models import User; User.objects.create_superuser('${SUPERUSER_NAME}', '${SUPERUSER_EMAIL}', '${SUPERUSER_PASSWORD}')" | python /opt/netbox/netbox/manage.py shell
+
+# copy static files
+/opt/netbox/netbox/manage.py collectstatic --no-input
+
+# start unicorn
+gunicorn --log-level debug --debug --error-logfile /dev/stderr --log-file /dev/stdout -c /opt/netbox/gunicorn_config.py netbox.wsgi