How to upgrade the turnkey redmine VM from redmine 1.0.5 to 1.2

#0

/Etc/init. d/apache2 stop

#1
CD/var/WWW

#2
MV railsapp railsappold

#3
SVN Co http://redmine.rubyforge.org/svn/branches/1.2-stable railsapp

#4
CP./railsappold/config/database. yml./railsapp/config/database. yml

#5
CP./railsappold/config/email. yml./railsapp/config/email. yml

#6
CP-R./railsappold/files./railsapp/Files

#7
Sudo chown-r root: www-data/var/www/railsapp

#8
CD/var/www/railsapp

#9 (inside the/var/www/railsapp folder)
Sudo chown-r www-data: www-data files log TMP

#10 (this command takes a little time-Be patient)
Gem install rails-V = 2.3.11

#11
Gem install rack

#12
Gem install rack-V = 1.1.1

#13 (inside the/var/www/railsapp folder)
Rake generate_session_store

#14 (inside the/var/www/railsapp folder)
Rake DB: migrate rails_env = Production

#15 (inside the/var/www/railsapp folder)
Sudo chown-r www-data: www-data files log TMP public/plugin_assets

#16 (inside the/var/www/railsapp folder)
Rake DB: migrate: upgrade_plugin_migrations rails_env = Production

#17 (inside the/var/www/railsapp folder)
Rake DB: migrate_plugins rails_env = Production
 
#18
Sudo chmod-r 755 files log/tmp/public/plugin_assets
 
#19 (inside the/var/www/railsapp folder)
Rake TMP: cache: Clear

#20 (inside the/var/www/railsapp folder)
Rake TMP: Sessions: Clear

#21

/Etc/init. d/apache2 start