Ported the session_store.rb generation task from trunk.

Loosely based on r2493 but adapted for Rails 2.1.2.

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/branches/0.8-stable@3054 e93f8b46-1217-0410-a6f0-8f06a7374b81

lib/tasks/initializers.rake

@@ -0,0 +1,24 @@
+desc 'Generates a configuration file for cookie store sessions.'
+
+file 'config/initializers/session_store.rb' do
+  path = File.join(RAILS_ROOT, 'config', 'initializers', 'session_store.rb')
+  secret = Rails::SecretKeyGenerator.new(self).generate_secret[0,40]
+  File.open(path, 'w') do |f|
+    f.write <<"EOF"
+# This file was generated by 'rake config/initializers/session_store.rb',
+# and should not be made visible to public.
+# If you have a load-balancing Redmine cluster, you will need to use the
+# same version of this file on each machine. And be sure to restart your
+# server when you modify this file.
+ 
+# Your secret key for verifying cookie session data integrity. If you
+# change this key, all old sessions will become invalid! Make sure the
+# secret is at least 30 characters and all random, no regular words or
+# you'll be exposed to dictionary attacks.
+ActionController::Base.session = {
+  :session_key => '_redmine_session',
+  :secret => '#{secret}'
+}
+EOF
+  end
+end