Unicorn, nginx, init.d

nginx.conf

worker_processes 1;

user nobody nogroup; # for systems with a "nogroup"

pid /tmp/nginx.pid;
error_log /tmp/nginx.error.log;

events {
  worker_connections 1024; # increase if you have lots of clients
  accept_mutex off; # "on" if nginx worker_processes > 1
}

http {
  include mime.types;
  server_names_hash_bucket_size 64;
  types_hash_max_size 2048;
  default_type application/octet-stream;
  access_log /tmp/nginx.access.log combined;
  sendfile on;

  tcp_nopush on; # off may be better for *some* Comet/long-poll stuff
  tcp_nodelay off; # on may be better for some Comet/long-poll stuff

  gzip on;
  gzip_http_version 1.0;
  gzip_proxied any;
  gzip_min_length 500;
  gzip_disable "MSIE [1-6]\.";
  gzip_types text/plain text/html text/xml text/css
    text/comma-separated-values
    text/javascript application/x-javascript
    application/atom+xml;

  include /etc/nginx/sites-enabled/*;
}

site-available

upstream app_server {
  server unix:/home/zmattor/apps/Faces-of-Dave/tmp/sockets/unicorn.sock  fail_timeout=0;
}

server {
  listen 80;
  server_name facesofdave.org;
  #client_max_body_size 4G;

  keepalive_timeout 5;
  root /home/zmattor/apps/Faces-of-Dave/public;

  try_files $uri/index.html $uri.html $uri @app;

  location @app {
    proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
    proxy_set_header Host $http_host;
    proxy_redirect off;
    proxy_pass http://app_server;
  }

  #this sets expire headers to static assets
  location ~* \.(js|css|png|jpg|gif)$ {
    if ($query_string ~ "^[0-9]+$") {
      expires max;
      break;
    }
  }

  error_page 500 502 503 504 /500.html;
  location = /500.html {
    root /home/ubuntu/websites/appname_staging/current/public;
  }
}

unicorn-app

#! /bin/sh

### BEGIN INIT INFO
# Provides:          unicorn
# Required-Start:    $all
# Required-Stop:     $network $local_fs $syslog
# Default-Start:     2 3 4 5
# Description:       starts unicorn
### END INIT INFO

# Change these to match your app:
USER="zmattor"
APP_NAME="Faces-of-Dave"
APP_PATH="/home/zmattor/apps"
ENV="production"
RBENV_RUBY_VERSION="2.0.0p247"

# env
APP_ROOT="$APP_PATH/$APP_NAME"
RBENV_ROOT="/home/$USER/.rbenv"
PATH="$RBENV_ROOT/bin:$RBENV_ROOT/shims:$PATH"
SET_PATH="cd $APP_ROOT "
DAEMON="/home/zmattor/.rbenv/shims/unicorn"
DAEMON_OPTS="-c $APP_ROOT/config/unicorn.rb -E $ENV -D"
CMD="$SET_PATH; $DAEMON $DAEMON_OPTS"
NAME=unicorn
DESC="Unicorn app for $APP_NAME"
PID="$APP_ROOT/tmp/pids/unicorn.pid"
OLD_PID="$PID.oldbin"

cd $APP_ROOT || exit 1

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

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

case ${1-help} in
start)
        echo $user
        sig 0 && echo >&2 "Already running" && exit 0
        su - $USER -c "$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"
        su - $USER -c "$CMD"
        ;;
upgrade)
        sig USR2 && exit 0
        echo >&2 "Couldn't upgrade, starting '$CMD' instead"
        su - $USER -c "$CMD"
        ;;
rotate)
        sig USR1 && echo rotated logs OK && exit 0
        echo >&2 "Couldn't rotate logs" && exit 1
        ;;
*)
        echo >&2 "Usage: $0 <start|stop|restart|upgrade|rotate|force-stop>"
        exit 1
        ;;
esac

exit 0

unicorn.rb

# set path to app that will be used to configure unicorn,
# note the trailing slash in this example
@dir = "/home/zmattor/apps/Faces-of-Dave/"

worker_processes 2
working_directory @dir

timeout 30

# Specify path to socket unicorn listens to,
# we will use this in our nginx.conf later
listen "#{@dir}tmp/sockets/unicorn.sock", :backlog => 64

# Set process id path
pid "#{@dir}tmp/pids/unicorn.pid"

# Set log file paths
stderr_path "#{@dir}log/unicorn.stderr.log"
stdout_path "#{@dir}log/unicorn.stdout.log"