fixes to Canvas script

Canvas.sh

@@ -18,6 +18,8 @@
 
 # This script has been tested on Trisquel 9
 
+# References https://github.com/instructure/canvas-lms/wiki/Production-Start
+
 HOSTNAME=canvas.foo.bar
 
 # Install basic packages for this script
@@ -71,6 +73,7 @@ for config in amazon_s3 dynamic_settings database \
 
 su canvas -c "sed 's/your_password/$DBPASS/' -i /srv/canvas/config/database.yml"
 su canvas -c "sed 's/12345/$(pwgen 50 -n1)/' -i /srv/canvas/config/security.yml"
+su canvas -c "sed 's/canvas.example.com/$HOSTNAME/' -i /srv/canvas/config/domain.yml"
 
 gem install bundler -v 1.13.6
 npm install -g coffee-script@1.6.2
@@ -152,3 +155,9 @@ EOF
 # Configure your email output by editing /srv/canvas/config/outgoing_mail.yml
 
 service apache2 restart
+
+# Enable background job processing
+
+ln -s /srv/canvas/script/canvas_init /etc/init.d/canvas_init
+update-rc.d canvas_init defaults
+/etc/init.d/canvas_init start