add unicorn

Gemfile

@@ -33,7 +33,7 @@ end
 # gem 'jbuilder'
 
 # Use unicorn as the app server
-# gem 'unicorn'
+gem 'unicorn'
 
 # Deploy with Capistrano
 # gem 'capistrano'

Gemfile.lock

@@ -62,6 +62,7 @@ GEM
       railties (>= 3.0, < 5.0)
       thor (>= 0.14, < 2.0)
     json (1.8.1)
+    kgio (2.9.2)
     libv8 (3.16.14.3)
     mail (2.5.4)
       mime-types (~> 1.16)
@@ -97,6 +98,7 @@ GEM
       activesupport (= 4.1.0)
       rake (>= 0.8.7)
       thor (>= 0.18.1, < 2.0)
+    raindrops (0.13.0)
     rake (10.2.2)
     rb-readline (0.5.1)
     redcarpet (3.1.1)
@@ -135,6 +137,10 @@ GEM
     uglifier (2.5.0)
       execjs (>= 0.3.0)
       json (>= 1.8.0)
+    unicorn (4.8.3)
+      kgio (~> 2.6)
+      rack
+      raindrops (~> 0.7)
     webrick (1.3.1)
 
 PLATFORMS
@@ -159,4 +165,5 @@ DEPENDENCIES
   sass-rails
   therubyracer
   uglifier
+  unicorn
   webrick

app/controllers/application_controller.rb

@@ -3,6 +3,7 @@ class ApplicationController < ActionController::Base
   before_filter :update_ip, :update_seen, :check_banned
   # TODO: force_ssl
 
+  # TODO: remove this!
   http_basic_authenticate_with name: "redstone", password: "sheep_"
 
   helper :all

config/unicorn.rb

@@ -0,0 +1,15 @@
+root = "/home/redstoner/website/public"
+working_directory root
+pid "#{root}/tmp/pids/unicorn.pid"
+stderr_path "#{root}/log/unicorn.log"
+stdout_path "#{root}/log/unicorn.log"
+
+listen "/tmp/unicorn.redstoner.sock"
+worker_processes 2
+timeout 30
+
+# Force the bundler gemfile environment variable to
+# reference the capistrano "current" symlink
+before_exec do |_|
+  ENV["BUNDLE_GEMFILE"] = File.join(root, 'Gemfile')
+end

config/unicorn_init.sh

@@ -0,0 +1,84 @@
+#!/bin/sh
+### BEGIN INIT INFO
+# Provides:          unicorn
+# Required-Start:    $remote_fs $syslog
+# Required-Stop:     $remote_fs $syslog
+# Default-Start:     2 3 4 5
+# Default-Stop:      0 1 6
+# Short-Description: Manage unicorn server
+# Description:       Start, stop, restart unicorn server for a specific application.
+### END INIT INFO
+set -e
+
+# Feel free to change any of the following variables for your app:
+TIMEOUT="${TIMEOUT-60}"
+APP_ROOT="/home/redstoner/website/public"
+PID="$APP_ROOT/tmp/pids/unicorn.pid"
+CMD="cd $APP_ROOT; bundle exec unicorn -D -c $APP_ROOT/config/unicorn.rb -E production"
+AS_USER="www-data"
+set -u
+
+OLD_PIN="$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 "$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