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Commit 604f2de5a739adfdde370421efaeac6e408f8a7d

Authored by Ábner Oliveira
1 parent 70def36d
Exists in production

adjusts for script unicorn

Showing 5 changed files with 85 additions and 4 deletions   Show diff stats
.gitignore
  Diff comments   View file @604f2de
... ... @@ -9,7 +9,6 @@ config/deploy.rb
9 9 config/deploy
10 10 config/mongoid.yml
11 11 config/newrelic.yml
12   -config/unicorn.rb
13 12 .rvmrc
14 13 .idea
15 14 *~
... ...
ambiente.sh 0 → 100755
  Diff comments   View file @604f2de
config/unicorn.default.rb
  Diff comments   View file @604f2de
1 1 # http://michaelvanrooijen.com/articles/2011/06/01-more-concurrency-on-a-single-heroku-dyno-with-the-new-celadon-cedar-stack/
2 2  
3   -worker_processes 3 # amount of unicorn workers to spin up
  3 +worker_processes ENV['ERRBIT_UNICORN_WORKER_PROCESSES'] # amount of unicorn workers to spin up
4 4 timeout 30 # restarts workers that hang for 30 seconds
5 5 preload_app true
6   -listen ENV['PORT'] || 8080
7   -pid ENV['UNICORN_PID'] if ENV['UNICORN_PID']
  6 +
  7 +listen "${ENV['ERRBIT_UNICORN_BIND_ADDRESS'}:${ENV['ERRBIT_UNICORN_PORT']}"
  8 +
  9 +pid ENV['ERRBIT_UNICORN_PID']
8 10  
9 11 # Taken from github: https://github.com/blog/517-unicorn
10 12 # Though everyone uses pretty miuch the same code
... ... @@ -19,6 +21,8 @@ before_fork do |server, _worker|
19 21 # we send it a QUIT.
20 22 #
21 23 # Using this method we get 0 downtime deploys.
  24 + ActiveRecord::Base.connection.disconnect! if defined?(ActiveRecord::Base)
  25 +
22 26  
23 27 old_pid = "#{server.config[:pid]}.oldbin"
24 28 if File.exist?(old_pid) && server.pid != old_pid
... ... @@ -29,3 +33,9 @@ before_fork do |server, _worker|
29 33 end
30 34 end
31 35 end
  36 +
  37 +
  38 +after_fork do |server, worker|
  39 + ActiveRecord::Base.establish_connection if defined?(ActiveRecord::Base)
  40 +end
  41 +
... ...
config/unicorn.rb 0 → 100644
  Diff comments   View file @604f2de
... ... @@ -0,0 +1,41 @@
  1 +# http://michaelvanrooijen.com/articles/2011/06/01-more-concurrency-on-a-single-heroku-dyno-with-the-new-celadon-cedar-stack/
  2 +
  3 +worker_processes ENV['ERRBIT_UNICORN_WORKER_PROCESSES'] # amount of unicorn workers to spin up
  4 +timeout 30 # restarts workers that hang for 30 seconds
  5 +preload_app true
  6 +
  7 +listen "${ENV['ERRBIT_UNICORN_BIND_ADDRESS'}:${ENV['ERRBIT_UNICORN_PORT']}"
  8 +
  9 +pid ENV['ERRBIT_UNICORN_PID']
  10 +
  11 +# Taken from github: https://github.com/blog/517-unicorn
  12 +# Though everyone uses pretty miuch the same code
  13 +before_fork do |server, _worker|
  14 + ##
  15 + # When sent a USR2, Unicorn will suffix its pidfile with .oldbin and
  16 + # immediately start loading up a new version of itself (loaded with a new
  17 + # version of our app). When this new Unicorn is completely loaded
  18 + # it will begin spawning workers. The first worker spawned will check to
  19 + # see if an .oldbin pidfile exists. If so, this means we've just booted up
  20 + # a new Unicorn and need to tell the old one that it can now die. To do so
  21 + # we send it a QUIT.
  22 + #
  23 + # Using this method we get 0 downtime deploys.
  24 + ActiveRecord::Base.connection.disconnect! if defined?(ActiveRecord::Base)
  25 +
  26 +
  27 + old_pid = "#{server.config[:pid]}.oldbin"
  28 + if File.exist?(old_pid) && server.pid != old_pid
  29 + begin
  30 + Process.kill("QUIT", File.read(old_pid).to_i)
  31 + rescue Errno::ENOENT, Errno::ESRCH
  32 + warn "Unicorn: master process already killed, no problem"
  33 + end
  34 + end
  35 +end
  36 +
  37 +
  38 +after_fork do |server, worker|
  39 + ActiveRecord::Base.establish_connection if defined?(ActiveRecord::Base)
  40 +end
  41 +
... ...
start.sh 0 → 100755
  Diff comments   View file @604f2de
... ... @@ -0,0 +1,31 @@
  1 +#!/bin/bash
  2 +# SCRIPT DE INICIALIZAÇÃO DO ERRBIT
  3 +# DEVE ser chamado este script com as variável de ambiente ERRBIT_CONF_PATH e ERRBIT_APP_PATH sendo definida s
  4 +#
  5 +# exemplo:
  6 +#
  7 +# ERRBIT_CONF_PATH=/opt/appconf/errbit/ /opt/websites/errbit/start.sh
  8 +#
  9 +# Em ERRBIT_CONF_PATH deve ser colocado um unicorn.rb que pode ser criado a partir exemplo em config/unicorn.default.rb
  10 +echo "Starting Errbit"
  11 +
  12 +echo "ERRBIT_CONF_PATH=$ERRBIT_CONF_PATH"
  13 +
  14 +if [ ! -d $ERRBIT_CONF_PATH ]; then
  15 + echo "ERRBIT_CONF_PATH não definido ou diretório $ERRBIT_CONF_PATH não encontrado";
  16 + exit 1;
  17 +fi
  18 +
  19 +# default variable
  20 +export ERRBIT_UNICORN_BIND_ADDRESS=127.0.0.1
  21 +export ERRBIT_UNICORN_PID=errbit_unicorn.pid
  22 +export ERRBIT_UNICORN_PORT=4040
  23 +export ERRBIT_UNICORN_WORKER_PROCESSES=1
  24 +
  25 +# ambiente.sh deve sobrescrever exportando as seguintes variáveis ERRBIT_UNICORN_PID, ERRBIT_UNICORN_PORT, ERRBIT_UNICORN_WORKER_PROCESSES
  26 +
  27 +if [ -f $ERRBIT_CONF_PATH/ambiente.sh ]; then
  28 + source $ERRBIT_CONF_PATH/ambiente.sh
  29 +fi
  30 +
  31 +unicorn -c $ERRBIT_CONF_PATH/conf/unicorn.rb
... ...