bundle-show-paperclip

deployer@arcsite:~/apps/arcsite/current$ bundle show paperclip
/home/deployer/.rvm/gems/ruby-1.9.3-p392@arcsite_mysql/gems/paperclip-3.4.2

deploy.rb

require "bundler/capistrano"
require "rvm/capistrano"

set :application, "arcsite"
set :repository,  "git@github.com:PeritusSolutions/arcsite_mysql.git"
set :branch, "master"
set :user, "deployer"
set :deploy_to, "/home/#{user}/apps/#{application}"
set :deploy_via, :remote_cache
set :use_sudo, false

#rvm
set :rvm_ruby_string, :local
set :rvm_autolibs_flag, :enable
set :rvm_install_with_sudo, true
set :bundle_flags, '--system'

before 'deploy:setup', 'rvm:install_rvm'   # install RVM
before 'deploy:setup', 'rvm:install_ruby'  # install Ruby and create gemset

default_run_options[:pty] = true
ssh_options[:forward_agent] = true

set :scm, :git # You can set :scm explicitly or Capistrano will make an intelligent guess based on known version control directory names
# Or: `accurev`, `bzr`, `cvs`, `darcs`, `git`, `mercurial`, `perforce`, `subversion` or `none`

#server "192.168.0.30", :web, :app, :db, primary: true
server "198.199.105.200", :web, :app, :db, primary: true

#role :web, "your web-server here"                          # Your HTTP server, Apache/etc
#role :app, "your app-server here"                          # This may be the same as your `Web` server
#role :db,  "your primary db-server here", :primary => true # This is where Rails migrations will run
#role :db,  "your slave db-server here"

# if you want to clean up old releases on each deploy uncomment this:
after "deploy:restart", "deploy:cleanup"

# if you're still using the script/reaper helper you will need
# these http://github.com/rails/irs_process_scripts

# If you are using Passenger mod_rails uncomment this:
# namespace :deploy do
#   task :start do ; end
#   task :stop do ; end
#   task :restart, :roles => :app, :except => { :no_release => true } do
#     run "#{try_sudo} touch #{File.join(current_path,'tmp','restart.txt')}"
#   end
# end

namespace :deploy do
  task :rvm_app_alias, roles: :app do
    run "rvm alias create #{application} #{rvm_ruby_string}"
    run "rvm wrapper #{application} --no-links --all"
  end
  after "deploy:finalize_update", "deploy:rvm_app_alias"

  %w[start stop restart].each do |command|
    desc "#{command} unicorn server"
    task command, roles: :app, except: {no_release: true} do
      run "/etc/init.d/unicorn_#{application} #{command}"
    end
  end

  task :setup_config, roles: :app do
    sudo "ln -nfs #{current_path}/config/nginx.conf /etc/nginx/sites-enabled/#{application}"
    sudo "ln -nfs #{current_path}/config/unicorn_init.sh /etc/init.d/unicorn_#{application}"
    run "mkdir -p #{shared_path}/config"
    put File.read("config/database.example.yml"), "#{shared_path}/config/database.yml"
    puts "Now edit the config files in #{shared_path}."
  end
  after "deploy:setup", "deploy:setup_config"

  task :symlink_config, roles: :app do
    run "ln -nfs #{shared_path}/config/database.yml #{release_path}/config/database.yml"
  end
  after "deploy:finalize_update", "deploy:symlink_config"

  desc "Make sure local git is in sync with remote."
  task :check_revision, roles: :web do
    unless `git rev-parse HEAD` == `git rev-parse origin/master`
      puts "WARNING: HEAD is not the same as origin/master"
      puts "Run `git push` to sync changes."
      exit
    end
  end
  before "deploy", "deploy:check_revision"

  #precompile assets only when needed
  namespace :assets do
    task :precompile, :roles => :web, :except => { :no_release => true } do
      from = source.next_revision(current_revision)
      if capture("cd #{latest_release} && #{source.local.log(from)} vendor/assets/ app/assets/ | wc -l").to_i > 0
        run %Q{cd #{latest_release} && #{rake} RAILS_ENV=#{rails_env} #{asset_env} assets:precompile}
      else
        logger.info "Skipping asset pre-compilation because there were no asset changes"
      end
    end
  end
end

error

Tylers-MacBook-Pro:arcsite_mysql tyler$ cap deploy:migrations
  * 2013-06-25 16:02:46 executing `deploy:migrations'
  * 2013-06-25 16:02:46 executing `deploy:update_code'
    updating the cached checkout on all servers
    executing locally: "git ls-remote git@github.com:PeritusSolutions/arcsite_mysql.git master"
    command finished in 1669ms
  * executing "if [ -d /home/deployer/apps/arcsite/shared/cached-copy ]; then cd /home/deployer/apps/arcsite/shared/cached-copy && git fetch -q origin && git fetch --tags -q origin && git reset -q --hard e9a02ca057f822c8709ecb790177c78db6af8021 && git clean -q -d -x -f; else git clone -q -b master git@github.com:PeritusSolutions/arcsite_mysql.git /home/deployer/apps/arcsite/shared/cached-copy && cd /home/deployer/apps/arcsite/shared/cached-copy && git checkout -q -b deploy e9a02ca057f822c8709ecb790177c78db6af8021; fi"
    servers: ["198.199.105.200"]
    [198.199.105.200] executing command
    command finished in 4356ms
    copying the cached version to /home/deployer/apps/arcsite/releases/20130625210253
  * executing "cp -RPp /home/deployer/apps/arcsite/shared/cached-copy /home/deployer/apps/arcsite/releases/20130625210253 && (echo e9a02ca057f822c8709ecb790177c78db6af8021 > /home/deployer/apps/arcsite/releases/20130625210253/REVISION)"
    servers: ["198.199.105.200"]
    [198.199.105.200] executing command
    command finished in 751ms
  * 2013-06-25 16:02:53 executing `deploy:finalize_update'
    triggering before callbacks for `deploy:finalize_update'
  * 2013-06-25 16:02:53 executing `deploy:assets:symlink'
  * executing "rm -rf /home/deployer/apps/arcsite/releases/20130625210253/public/assets && mkdir -p /home/deployer/apps/arcsite/releases/20130625210253/public && mkdir -p /home/deployer/apps/arcsite/shared/assets && ln -s /home/deployer/apps/arcsite/shared/assets /home/deployer/apps/arcsite/releases/20130625210253/public/assets"
    servers: ["198.199.105.200"]
    [198.199.105.200] executing command
    command finished in 593ms
  * 2013-06-25 16:02:54 executing `bundle:install'
  * executing "cd /home/deployer/apps/arcsite/releases/20130625210253 && bundle install --gemfile /home/deployer/apps/arcsite/releases/20130625210253/Gemfile --path /home/deployer/apps/arcsite/shared/bundle --system --without development test"
    servers: ["198.199.105.200"]
    [198.199.105.200] executing command
 ** [out :: 198.199.105.200] You have specified both a path to install your gems to,
 ** [out :: 198.199.105.200] 
 ** [out :: 198.199.105.200] as well as --system. Please choose.
 ** [out :: 198.199.105.200] 
    command finished in 990ms
failed: "rvm_path=$HOME/.rvm/ $HOME/.rvm/bin/rvm-shell 'ruby-1.9.3-p392@arcsite_mysql' -c 'cd /home/deployer/apps/arcsite/releases/20130625210253 && bundle install --gemfile /home/deployer/apps/arcsite/releases/20130625210253/Gemfile --path /home/deployer/apps/arcsite/shared/bundle --system --without development test'" on 198.199.105.200
Tylers-MacBook-Pro:arcsite_mysql tyler$ 

error-from-unicorn.log

E, [2013-06-25T21:15:45.960566 #341] ERROR -- : uninitialized constant Paperclip (NameError)
/home/deployer/apps/arcsite/releases/20130625211233/config/initializers/paperclip_custom_interpolator.rb:1:in `<top (required)>'
/home/deployer/apps/arcsite/shared/bundle/ruby/1.9.1/gems/railties-3.2.13/lib/rails/engine.rb:588:in `block (2 levels) in <class:Engine>'
/home/deployer/apps/arcsite/shared/bundle/ruby/1.9.1/gems/railties-3.2.13/lib/rails/engine.rb:587:in `each'
/home/deployer/apps/arcsite/shared/bundle/ruby/1.9.1/gems/railties-3.2.13/lib/rails/engine.rb:587:in `block in <class:Engine>'
/home/deployer/apps/arcsite/shared/bundle/ruby/1.9.1/gems/railties-3.2.13/lib/rails/initializable.rb:30:in `instance_exec'
/home/deployer/apps/arcsite/shared/bundle/ruby/1.9.1/gems/railties-3.2.13/lib/rails/initializable.rb:30:in `run'
/home/deployer/apps/arcsite/shared/bundle/ruby/1.9.1/gems/railties-3.2.13/lib/rails/initializable.rb:55:in `block in run_initializers'
/home/deployer/apps/arcsite/shared/bundle/ruby/1.9.1/gems/railties-3.2.13/lib/rails/initializable.rb:54:in `each'
/home/deployer/apps/arcsite/shared/bundle/ruby/1.9.1/gems/railties-3.2.13/lib/rails/initializable.rb:54:in `run_initializers'
/home/deployer/apps/arcsite/shared/bundle/ruby/1.9.1/gems/railties-3.2.13/lib/rails/application.rb:136:in `initialize!'
/home/deployer/apps/arcsite/shared/bundle/ruby/1.9.1/gems/railties-3.2.13/lib/rails/railtie/configurable.rb:30:in `method_missing'
/home/deployer/apps/arcsite/releases/20130625211233/config/environment.rb:5:in `<top (required)>'
config.ru:4:in `require'
config.ru:4:in `block in <main>'
/home/deployer/apps/arcsite/shared/bundle/ruby/1.9.1/gems/rack-1.4.5/lib/rack/builder.rb:51:in `instance_eval'
/home/deployer/apps/arcsite/shared/bundle/ruby/1.9.1/gems/rack-1.4.5/lib/rack/builder.rb:51:in `initialize'
config.ru:1:in `new'
config.ru:1:in `<main>'
/home/deployer/apps/arcsite/shared/bundle/ruby/1.9.1/gems/unicorn-4.6.2/lib/unicorn.rb:44:in `eval'
/home/deployer/apps/arcsite/shared/bundle/ruby/1.9.1/gems/unicorn-4.6.2/lib/unicorn.rb:44:in `block in builder'
/home/deployer/apps/arcsite/shared/bundle/ruby/1.9.1/gems/unicorn-4.6.2/lib/unicorn/http_server.rb:722:in `call'
/home/deployer/apps/arcsite/shared/bundle/ruby/1.9.1/gems/unicorn-4.6.2/lib/unicorn/http_server.rb:722:in `build_app!'
/home/deployer/apps/arcsite/shared/bundle/ruby/1.9.1/gems/unicorn-4.6.2/lib/unicorn/http_server.rb:595:in `init_worker_process'
/home/deployer/apps/arcsite/shared/bundle/ruby/1.9.1/gems/unicorn-4.6.2/lib/unicorn/http_server.rb:615:in `worker_loop'
/home/deployer/apps/arcsite/shared/bundle/ruby/1.9.1/gems/unicorn-4.6.2/lib/unicorn/http_server.rb:500:in `spawn_missing_workers'
/home/deployer/apps/arcsite/shared/bundle/ruby/1.9.1/gems/unicorn-4.6.2/lib/unicorn/http_server.rb:511:in `maintain_worker_count'
/home/deployer/apps/arcsite/shared/bundle/ruby/1.9.1/gems/unicorn-4.6.2/lib/unicorn/http_server.rb:277:in `join'
/home/deployer/apps/arcsite/shared/bundle/ruby/1.9.1/gems/unicorn-4.6.2/bin/unicorn:126:in `<top (required)>'
/home/deployer/apps/arcsite/shared/bundle/ruby/1.9.1/bin/unicorn:23:in `load'
/home/deployer/apps/arcsite/shared/bundle/ruby/1.9.1/bin/unicorn:23:in `<main>'

Gemfile

# Just part of it
gem 'pg'
gem 'rgeo'
gem 'rgeo-shapefile'
gem 'activerecord-postgis-adapter'
gem 'paperclip'

nginx.conf

upstream unicorn {
  server unix:/tmp/unicorn.arcsite.sock fail_timeout=0;
}

server {
  listen 80 default deferred;
  # server_name example.com;
  root /home/deployer/apps/arcsite/current/public;

  location ^~ /assets/ {
    gzip_static on;
    expires max;
    add_header Cache-Control public;
  }

  try_files $uri/index.html $uri @unicorn;
  location @unicorn {
    proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
    proxy_set_header Host $http_host;
    proxy_redirect off;
    proxy_pass http://unicorn;
  }

  error_page 500 502 503 504 /500.html;
  client_max_body_size 4G;
  keepalive_timeout 10;
}

paperclip_custom_interpolator.rb

Paperclip.interpolates :zone do |attachment, style|
  attachment.instance.zone_id
end

stack-overflow-question.md

http://stackoverflow.com/questions/17306285/paperclip-in-production-with-unicorn-uninitialized-constant-paperclip-nameerro

unicorn.rb

root = "/home/deployer/apps/arcsite/current"
working_directory root
pid "#{root}/tmp/pids/unicorn.pid"
stderr_path "#{root}/log/unicorn.log"
stdout_path "#{root}/log/unicorn.log"

listen "/tmp/unicorn.arcsite.sock"
worker_processes 2
timeout 30

unicron_init.sh

#!/bin/sh
set -e

# Feel free to change any of the following variables for your app:
TIMEOUT=${TIMEOUT-60}
APP_NAME=arcsite
PATH="$HOME/.rvm/wrappers/$APP_NAME:$PATH"
APP_ROOT=/home/deployer/apps/$APP_NAME/current
PID=$APP_ROOT/tmp/pids/unicorn.pid
CMD="cd $APP_ROOT; bundle exec unicorn -D -c $APP_ROOT/config/unicorn.rb -E production"
AS_USER=deployer
set -u

OLD_PIN="$PID.oldbin"

sig () {
  test -s "$PID" && kill -$1 `cat $PID`
}

oldsig () {
  test -s $OLD_PIN && kill -$1 `cat $OLD_PIN`
}

run () {
  if [ "$(id -un)" = "$AS_USER" ]; then
    eval $1
  else
    su -c "env PATH='$PATH' $1" - $AS_USER
  fi
}

case "$1" in
start)
  sig 0 && echo >&2 "Already running" && exit 0
  run "$CMD"
  ;;
stop)
  sig QUIT && exit 0
  echo >&2 "Not running"
  ;;
force-stop)
  sig TERM && exit 0
  echo >&2 "Not running"
  ;;
restart|reload)
  sig HUP && echo reloaded OK && exit 0
  echo >&2 "Couldn't reload, starting '$CMD' instead"
  run "$CMD"
  ;;
upgrade)
  if sig USR2 && sleep 2 && sig 0 && oldsig QUIT
  then
    n=$TIMEOUT
    while test -s $OLD_PIN && test $n -ge 0
    do
      printf '.' && sleep 1 && n=$(( $n - 1 ))
    done
    echo

    if test $n -lt 0 && test -s $OLD_PIN
    then
      echo >&2 "$OLD_PIN still exists after $TIMEOUT seconds"
      exit 1
    fi
    exit 0
  fi
  echo >&2 "Couldn't upgrade, starting '$CMD' instead"
  run "$CMD"
  ;;
reopen-logs)
  sig USR1
  ;;
*)
  echo >&2 "Usage: $0 <start|stop|restart|upgrade|force-stop|reopen-logs>"
  exit 1
  ;;
esac

Getting a new error related to the deploy task. It doesn't like the command line argument 'wrappers' to rvm. I ran rvm get stable on the machine and tried redeploying. Got the same error:

 * executing "rvm wrappers arcsite --no-links --all"
    servers: ["198.199.105.200"]
    [198.199.105.200] executing command
 ** [out :: 198.199.105.200] Unrecognized command line argument: 'wrappers' ( see: 'rvm usage' )
 ** [out :: 198.199.105.200] 
    command finished in 1019ms
*** [deploy:update_code] rolling back
  * executing "rm -rf /home/deployer/apps/arcsite/releases/20130626022103; true"
    servers: ["198.199.105.200"]
    [198.199.105.200] executing command
    command finished in 717ms
failed: "rvm_path=$HOME/.rvm/ $HOME/.rvm/bin/rvm-shell 'ruby-1.9.3-p392@arcsite_mysql' -c 'rvm wrappers arcsite --no-links --all'" on 198.199.105.200

ah it's because it is wrapper not wrappers