AWS Elastic Beanstalk Ruby 2.0/Passenger Environment - .ebextensions tweaks and Sidekiq configuration. This is known to work fine with AWS Elastic Beanstalk 's 64bit Amazon Linux 2014.03 v1.0.2 running Ruby 2.0 (Passenger Standalone) stack. This is everything in my .ebextensions folder. Based on https://gist.github.com/gcarrion-gfrmedia/11396682

0001_fix_permissions.config

# Fixing permissions of packaged gems
files:
  "/opt/elasticbeanstalk/hooks/appdeploy/pre/10_fixing_permission.sh":
    content: |
        #!/usr/bin/env bash
 
        # . /opt/elasticbeanstalk/containerfiles/envvars
        . /opt/elasticbeanstalk/support/envvars
 
        CACHE_GEM_DIR=$EB_CONFIG_APP_ONDECK/vendor/cache
 
        if [ -d $CACHE_GEM_DIR ]
        then
          chown -R webapp:webapp $CACHE_GEM_DIR
          echo "Modified the owner of $CACHE_GEM_DIR files"
        else
          echo "Nothing in $CACHE_GEM_DIR"
        fi
 
        true
    mode: "000755"

0002_bundle_pack.config

# Modified system bundle script to run 'bundle package'
files:
  "/opt/elasticbeanstalk/hooks/appdeploy/pre/10_bundle_install.sh":
    content: |
        #!/usr/bin/env bash

        . /opt/elasticbeanstalk/support/envvars
        set -xe

        cd $EB_CONFIG_APP_ONDECK
        if [ -f Gemfile ]; then
            echo "running 'bundle install' with Gemfile:"
            cat Gemfile

            bundle install

            if [ $? != 0 ]; then
                echo "ERROR: bundle install failed!"
                exit 1
            else
                echo "bundle install succeeded"
            fi
        else
            echo "no Gemfile found! Skipping bundle install stage!"
        fi

        if [ -f Gemfile.lock ]; then
            echo "encountered a Gemfile.lock, setting proper permissions"
            chown $EB_CONFIG_APP_USER:$EB_CONFIG_APP_USER Gemfile.lock
        else
            echo "no Gemfile.lock file found, so no permissions to set on it"
        fi

        if [ "$BUNDLE_DISABLE_SHARED_GEMS" = "1" ]; then
                cd $EB_CONFIG_APP_ONDECK;
                chown -R $EB_CONFIG_APP_USER:$EB_CONFIG_APP_USER ./$BUNDLE_PATH;

                echo "Modified the owner of '$BUNDLE_PATH' files";
        fi

        true
    mode: "000755"

0003_sidekiq.config

# Sidekiq interaction and startup script
# Sidekiq interaction and startup script
files:
  "/opt/elasticbeanstalk/hooks/appdeploy/post/50_restart_sidekiq":
    mode: "000755"
    content: |
      #!/bin/bash
 
      # . /opt/elasticbeanstalk/containerfiles/envvars
      . /opt/elasticbeanstalk/support/envvars
 
      PIDFILE=$EB_CONFIG_APP_PIDS/sidekiq.pid
 
      cd $EB_CONFIG_APP_CURRENT
 
      if [ -f $PIDFILE ]
      then
        SIDEKIQ_LIVES=$(/bin/ps -o pid= -p `cat $PIDFILE`)
          if [ -z $SIDEKIQ_LIVES ]
          then
             rm -rf $PIDFILE
          else
             kill -TERM `cat $PIDFILE`
             sleep 10
             rm -rf $PIDFILE
          fi
      fi
 
      BUNDLE=/usr/local/bin/bundle
      SIDEKIQ=/usr/local/bin/sidekiq
 
      # $BUNDLE exec $SIDEKIQ \
      #  -e production \
      #  -P /var/app/containerfiles/pids/sidekiq.pid \
      #  -C /var/app/current/config/sidekiq.yml \
      #  -L /var/app/containerfiles/logs/sidekiq.log \
      #  -d

      RAILS_ENV=production bundle exec $SIDEKIQ \
        -e production \
        -P /var/app/support/pids/sidekiq.pid \
        -C /var/app/current/config/sidekiq.yml \
        -L log/sidekiq.log \
        -d
 
  "/opt/elasticbeanstalk/hooks/appdeploy/pre/03_mute_sidekiq":
    mode: "000755"
    content: |
      #!/bin/bash
 
      # . /opt/elasticbeanstalk/containerfiles/envvars
      . /opt/elasticbeanstalk/support/envvars
 
      PIDFILE=$EB_CONFIG_APP_PIDS/sidekiq.pid
 
      if [ -f $PIDFILE ]
      then
        SIDEKIQ_LIVES=$(/bin/ps -o pid= -p `cat $PIDFILE`)
          if [ -z $SIDEKIQ_LIVES ]
          then
             rm -rf $PIDFILE
          else
             kill -USR1 `cat $PIDFILE`
             sleep 10
          fi
      fi

db_seed.config

container_commands:
  seeddb:
    command: 'export HOME=/root; rake db:seed'
    leader_only: true

nokogiri_command.config

commands:
  test:
    command: "bundle config build.nokogiri --use-system-libraries"

packages.config

# .ebextensions/packages.config
packages:
  yum:
    postgresql-devel: []
    git: []
    libxml2: []
    libxml2-devel: []
    libxslt: []
    libxslt-devel: []