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mfredericksonmfrederickson
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update to capistrano 3.4
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‎Capfile

+27-3
Original file line numberDiff line numberDiff line change
@@ -1,4 +1,28 @@
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load 'deploy'
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# Load DSL and set up stages
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require 'capistrano/setup'
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3-
load 'deploy/assets' # Uncommented if you are using Rails' asset pipeline
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load 'config/deploy' # remove this line to skip loading any of the default tasks
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# Include default deployment tasks
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require 'capistrano/deploy'
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# Include tasks from other gems included in your Gemfile
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#
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# For documentation on these, see for example:
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#
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# https://github.com/capistrano/rvm
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# https://github.com/capistrano/rbenv
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# https://github.com/capistrano/chruby
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# https://github.com/capistrano/bundler
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# https://github.com/capistrano/rails
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# https://github.com/capistrano/passenger
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#
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require 'capistrano/rvm'
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# require 'capistrano/rbenv'
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# require 'capistrano/chruby'
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require 'capistrano/bundler'
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require 'capistrano/rails'
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require 'capistrano/rails/assets'
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require 'capistrano/rails/migrations'
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require 'capistrano/passenger'
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# Load custom tasks from `lib/capistrano/tasks` if you have any defined
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Dir.glob('lib/capistrano/tasks/*.rake').each { |r| import r }

‎config/deploy.rb

+127-77
Original file line numberDiff line numberDiff line change
@@ -18,104 +18,154 @@
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# uncomment the :asset_env line and make sure the RAILS_RELATIVE_URL_ROOT is set appropriately.
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# 5. Run: cap deploy:setup && cap deploy:check
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# 6. Run: cap deploy <=== this is all you need for subsequent deploys
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#
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# Wish I could find a safer way...
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# Allow the deploy user to run sudo commands without password prompts by adding the following file /etc/sudoers.d/01-concerto
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# deploy ALL=(ALL) NOPASSWD:/usr/bin/unlink, /usr/sbin/update-rc.d, /usr/bin/whoami, /usr/bin/env, /bin/sh
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# config valid only for current version of Capistrano
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lock '3.4.0'
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set :stage, :production
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set :application, 'concerto'
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set :repo_url, 'https://github.com/concerto/concerto.git'
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set :user, 'deploy'
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22-
set :user, "concerto"
2334

24-
set :application, "concerto"
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set :repository, "https://github.com/concerto/concerto.git"
2635
##set :asset_env, "#{asset_env} RAILS_RELATIVE_URL_ROOT=/#{application}" # only needed if running under sub-uri
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role :web, "concerto" # Your HTTP server, Apache/etc
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role :app, "concerto" # This may be the same as your `Web` server
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role :db, "concerto", primary: true # This is where Rails migrations will run
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# Default branch is :master
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# ask :branch, `git rev-parse --abbrev-ref HEAD`.chomp
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2846
# this code will get the latest official release, unless a branch was specified in the command line
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# like: cap -S branch="master" deploy
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# master will deploy the most current development version
31-
set :branch do
32-
default_tag = `git tag`.split("\n").last
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default_tag
34-
end unless exists?(:branch)
49+
set :branch, ENV['branch'] || `git tag`.split("\n").last
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36-
role :web, "concerto" # Your HTTP server, Apache/etc
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role :app, "concerto" # This may be the same as your `Web` server
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role :db, "concerto", primary: true # This is where Rails migrations will run
51+
# Default deploy_to directory is /var/www/my_app_name
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# set :deploy_to, '/var/www/my_app_name'
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set :deploy_to, "/var/webapps/#{fetch(:application)}" # make sure this exists and is writable
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# Default value for :scm is :git
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# set :scm, :git
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# Default value for :format is :pretty
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# set :format, :pretty
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# Default value for :log_level is :debug
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# set :log_level, :debug
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# Default value for :pty is false
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set :pty, true
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set :ssh_options, {
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forward_agent: true,
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user: fetch(:user)
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# verbose: :debug
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}
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set :deploy_to, "/var/webapps/#{application}" # make sure this exists and is writable
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##set :deploy_to, "/media/blue2/webapps/#{application}" # make sure this exists and is writable
73+
# Default value for :linked_files is []
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set :linked_files, fetch(:linked_files, []).push('config/database.yml', 'config/concerto.yml')
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43-
set :use_sudo, false
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ssh_options[:forward_agent] = true
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default_run_options[:pty] = true # must be true for password prompt from git or ssh to work
76+
# Default value for linked_dirs is []
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set :linked_dirs, fetch(:linked_dirs, []).push('log', 'tmp/pids', 'tmp/cache', 'tmp/sockets', 'vendor/bundle', 'public/system')
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47-
after "deploy:restart", "deploy:cleanup" # remove deploys more than 5 versions old
48-
after "deploy:update_code", "deploy:migrate" # make sure the database is migrated if needed
79+
# Default value for default_env is {}
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# set :default_env, { path: "/opt/ruby/bin:$PATH" }
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82+
# Default value for keep_releases is 5
83+
# set :keep_releases, 5
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5085
namespace :deploy do
51-
%w[start stop restart].each do |command|
52-
task command, roles: :app, except: { no_release: true } do
53-
desc "#{command} concerto background services"
54-
# start, stop, or restart the services if the service control script exists
55-
run "if [ -L /etc/init.d/concerto ]; then #{sudo} invoke-rc.d concerto #{command}; fi"
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87+
after :restart, :clear_cache do
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on roles(:web), in: :groups, limit: 3, wait: 10 do
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# Here we can do anything such as:
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# within release_path do
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# execute :rake, 'cache:clear'
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# end
5693
end
5794
end
58-
59-
# If you are using Passenger mod_rails uncomment this so it restarts your webserver
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task :restart, roles: :app, except: { no_release: true } do
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desc "restart the application server"
62-
run "#{try_sudo} touch #{File.join(current_path,'tmp','restart.txt')}"
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end
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65-
task :setup_service, roles: :app do
96+
namespace :services do
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# start, stop, or restart the services if the service control script exists
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%w[start stop restart].each do |command|
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desc "#{command} concerto background services"
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task command.to_sym do
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on roles(:app) do
103+
if test("[ -L /etc/init.d/concerto ]")
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as :root do
105+
execute "invoke-rc.d", "concerto", "#{command}"
106+
end
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end
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end
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end
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end
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66112
desc "install concerto background services"
67-
# Must occur after code is deployed and symlink to current is created
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# If the service control script does not yet exist, but the script is in our app directory
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# then we link it (to create the service control script) and make sure it's executable
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# and not world-writable.
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# Otherwise if the service control script already exists, then the script in the app directory
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# may have just been replaced, so make sure it's permissions are like we said.
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run "if [ ! -L /etc/init.d/concerto -a -f #{current_path}/concerto-init.d ]; then
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#{sudo} ln -nfs #{current_path}/concerto-init.d /etc/init.d/concerto &&
75-
#{sudo} chmod +x #{current_path}/concerto-init.d &&
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#{sudo} chmod o-w #{current_path}/concerto-init.d &&
77-
#{sudo} update-rc.d concerto defaults ;
78-
elif [ -f #{current_path}/concerto-init.d ]; then
79-
#{sudo} chmod +x #{current_path}/concerto-init.d &&
80-
#{sudo} chmod o-w #{current_path}/concerto-init.d ;
81-
fi"
82-
end
113+
task :setup do
114+
on roles(:app) do
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# Must occur after code is deployed and symlink to current is created
116+
# If the service control script does not yet exist, but the script is in our app directory
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# then we link it (to create the service control script) and make sure it's executable
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# and not world-writable.
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# Otherwise if the service control script already exists, then the script in the app directory
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# may have just been replaced, so make sure it's permissions are like we said.
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if !test("[ -L /etc/init.d/concerto ]") and test("[ -f #{current_path}/concerto-init.d ]")
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as :root do
123+
execute :ln, "-nfs", "#{current_path}/concerto-init.d", "/etc/init.d/concerto"
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execute :chmod, "+x", "#{current_path}/concerto-init.d"
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execute :chmod, "o-w", "#{current_path}/concerto-init.d"
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execute "update-rc.d", "concerto", "defaults"
127+
end
128+
elsif test("[ -f #{current_path}/concerto-init.d ]")
129+
as :root do
130+
execute :chmod, "+x", "#{current_path}/concerto-init.d"
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execute :chmod, "o-w", "#{current_path}/concerto-init.d"
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end
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end
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end
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end
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84-
task :service_defaults, roles: :app do
85137
desc "set default directory for concerto background services"
86-
# set the path for finding our app
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# set the user that the services will run as (vi su)
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run "#{sudo} sh -c 'echo \"CONCERTODIR=#{current_path}\" >/etc/default/concerto'"
89-
run "#{sudo} sh -c 'echo \"USERNAME=#{user}\" >>/etc/default/concerto'"
90-
end
138+
task :defaults do
139+
on roles(:app) do
140+
if !test("[ -f /etc/default/concerto ]")
141+
as :root do
142+
# set the path for finding our app
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# set the user that the services will run as (vi su)
144+
execute :echo, "CONCERTODIR=#{current_path}", ">/etc/default/concerto"
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execute :echo, "USERNAME=#{fetch(:user)}", ">>/etc/default/concerto"
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execute :echo, "SUSHELL=/bin/bash", ">>/etc/default/concerto"
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end
148+
end
149+
end
150+
end
91151

92-
task :remove_service, roles: :app do
93152
desc "remove concerto background services"
94-
# if the service control script exists, then remove it and unschedule it
95-
run "if [ -L /etc/init.d/concerto ]; then
96-
#{sudo} unlink /etc/init.d/concerto &&
97-
#{sudo} update-rc.d concerto remove ;
98-
fi"
99-
end
100-
end
101-
before "deploy:remove_service", "deploy:stop" # stop the service before we remove it
102-
before "deploy:update_code", "deploy:stop" # stop the service before we update the code
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after "deploy:restart", "deploy:setup_service" # reinstall/reset perms on service after code changes
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after "deploy:setup_service", "deploy:start" # restart the service after its been set up
105-
after "deploy:setup", "deploy:service_defaults" # set defaults for the service when we set up a new server
106-
107-
# make sure our vendor/bundle is linked to our shared bundle path
108-
# which is shared among deploys of only our application
109-
namespace :bundler do
110-
task :create_symlink, roles: :app do
111-
shared_dir = File.join(shared_path, 'bundle')
112-
release_dir = File.join(current_release, 'vendor/bundle')
113-
run("ln -s #{shared_dir} #{release_dir}")
153+
task :remove do
154+
on roles(:app) do
155+
# if the service control script exists, then remove it and unschedule it
156+
if test("[ -L /etc/init.d/concerto ]")
157+
as :root do
158+
execute "unlink", "/etc/init.d/concerto"
159+
execute "update-rc.d", "concerto", "remove"
160+
end
161+
end
162+
end
163+
end
114164
end
115165
end
116-
before 'deploy:assets:precompile', 'bundler:create_symlink'
117166

118-
$LOAD_PATH.unshift File.join(File.dirname(__FILE__), 'deploy')
119-
require "capistrano-tags" # needed to deploy tags that are not also branches
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require "bundler/capistrano" # needed to be able to bundle stuff
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require "capistrano_database" # needed to create and link database.yml
167+
before "deploy:services:remove", "deploy:services:stop" # stop the service before we remove it
168+
before "deploy:updating", "deploy:services:stop" # stop the service before we update the code
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after "deploy:restart", "deploy:services:setup" # reinstall/reset perms on service after code changes
170+
after "deploy:services:setup", "deploy:services:start" # restart the service after its been set up
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after "deploy:starting", "deploy:services:defaults" # set defaults for the service when we set up a new server

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