iansheridan · August 27, 2009 15:19 · Aug 27, 2009
diff --git a/config.rb b/config.rb
@@ -0,0 +1,26 @@
+# Optional more complicated strat for the database.yml
+require 'ftools'
+namespace :config do
+  task :build do
+    File.mkdir_p temp_config_dir
+    # this is the place to hook after when creating a config file
+  end
+
+  task :update do
+    # upload contents of temp_config_dir to #{release_path}/config
+  end
+
+  before 'config:update', 'config:build'
+  after 'deploy:update_code', 'config:update'
+end
+
+task :some_config do
+  # write file1 to temp_config_dir
+end
+task :some_other_config do
+ # write file2 to temp_config_dir
+end
+after 'config:build', 'some_config'
+after 'config:build', 'some_other_config'
+
+# both file1 and file2 will automatically get uploaded to #{release_path}/config/[file1, file2]
diff --git a/deploy.rake b/deploy.rake
@@ -0,0 +1,6 @@
+task deploy do
+  users = {:user_1 => db_pass_1, :user_2 => db_pass_2, :user_n => db_pass_n }
+  users.each do |user, pass|
+    system("cap deploy:update -S user=#{user} -S pass=#{pass}") or abort("Could not deploy to #{user}")
+  end
+end
diff --git a/deploy.rb b/deploy.rb
@@ -0,0 +1,44 @@
+def validate_credentials
+  fail("Cannot deploy without giving user credentials") unless variables[:user] && variables[:password]
+end
+
+validate_credentials
+
+set :user, variables[:user]
+set :password, variables[:password]
+
+logger.info("Deploying to #{user}")
+
+set deploy_to: "/home/#{user}/apps/#{application}"
+
+set :app, "#{user}.my_domain.com"
+set :web, "#{user}.my_domain.com"
+set :db, "#{user}.my_domain.com"
+
+# and configure it to write out the database.yml
+# some other options:
+# * manually put the database.yml in the #{shared_path}/config/database.yml and just symlink
+#   This has the big benefit of only keeping the credentials on the server itself and not having
+#   to manage them outside of that (Assuming they're relatively static, I would do that)
+# * automatically put the creds in #{shared_path}/config/database.yml and symlink it in
+namespace :db do
+  task :update_config, :roles => :app, :except => { :no_release => true } do
+    yaml = <<EOF
+production:
+  adapter: mysql
+  encoding: utf8
+  database: #{user}_app_production
+  username: #{user}
+  password: #{pass}
+EOF
+
+    # now get that file into #{release_path}/config/database.yml
+    # leave that up to you
+    # I'd probably write to a temp file and upload it (should make sure to delete it afterwards to
+    # avoid leaving a credentials file in tmp)
+    # or echo it directly into a file on that box (but I can never get multiline stuff to work
+    # properly when doing a run("..."))
+  end
+
+  after 'deploy:update_code', 'db:update_config'
+end