Deploy to Digital Ocean

.gitignore

@@ -1,3 +1,6 @@
 .bundle
+.env
 bin
+log
+tmp
 vendor

.pryrc

@@ -0,0 +1,3 @@
+Pry.config.editor = 'vim'
+require './config/environment'
+puts "Loading #{App.env}"

.travis.yml

@@ -1,11 +1,4 @@
-deploy:
-  provider: heroku
-  api_key:
-    secure: KfNLOG7IsAno2IQ3R9DikQ7nVhAGbYQitf6NbJo1jzA7eu/rKNAmqYoJyaNuwEoAd8Dwz98PtQEJb3DmAhtX3xJgZC1BKNPMh9s0NCQO03OsD7cRbyqeyJFgxSH+p+yKC3nILmaxTSLPji3w+h3Qg+Lu1SA+Q6KmxxeajUUSThc=
-  app: fixer
-  on:
-    repo: hakanensari/fixer-io
 rvm:
-  - 2.2.0
+  - 2.2.1
 before_script:
   - psql -c 'create database fixer_test;' -U postgres

Gemfile

@@ -1,11 +1,11 @@
 source 'http://rubygems.org'
 
-ruby '2.2.0'
+ruby '2.2.1'
 
 gem 'fixer'
 gem 'rollbar'
 gem 'newrelic_rpm'
-gem 'librato-rack'
+gem 'pry'
 gem 'rake'
 gem 'sequel_pg'
 gem 'sinatra-jsonp'

Gemfile.lock

@@ -1,59 +1,56 @@
 GEM
   remote: http://rubygems.org/
   specs:
-    aggregate (0.2.2)
     axiom-types (0.1.1)
       descendants_tracker (~> 0.0.4)
       ice_nine (~> 0.11.0)
       thread_safe (~> 0.3, >= 0.3.1)
+    coderay (1.1.0)
     coercible (1.0.0)
       descendants_tracker (~> 0.0.1)
     descendants_tracker (0.0.4)
       thread_safe (~> 0.3, >= 0.3.1)
     equalizer (0.0.9)
-    faraday (0.9.0)
-      multipart-post (>= 1.2, < 3)
     fixer (0.5.0)
       nokogiri (~> 1.5)
     ice_nine (0.11.1)
-    kgio (2.9.2)
-    librato-metrics (1.5.0)
-      aggregate (~> 0.2.2)
-      faraday (~> 0.7)
-      multi_json
-    librato-rack (0.4.5)
-      librato-metrics (~> 1.1)
+    kgio (2.9.3)
+    method_source (0.8.2)
     mini_portile (0.6.2)
-    minitest (5.5.0)
-    multi_json (1.10.1)
-    multipart-post (2.0.0)
-    newrelic_rpm (3.9.9.275)
-    nokogiri (1.6.5)
+    minitest (5.5.1)
+    multi_json (1.11.0)
+    newrelic_rpm (3.10.0.279)
+    nokogiri (1.6.6.2)
       mini_portile (~> 0.6.0)
-    pg (0.18.0)
+    pg (0.18.1)
+    pry (0.10.1)
+      coderay (~> 1.1.0)
+      method_source (~> 0.8.1)
+      slop (~> 3.4)
     rack (1.6.0)
     rack-protection (1.5.3)
       rack
-    rack-test (0.6.2)
+    rack-test (0.6.3)
       rack (>= 1.0)
     raindrops (0.13.0)
     rake (10.4.2)
-    rollbar (1.3.1)
+    rollbar (1.4.4)
       multi_json (~> 1.3)
-    sequel (4.18.0)
+    sequel (4.20.0)
     sequel_pg (1.6.11)
       pg (>= 0.8.0)
       sequel (>= 3.39.0)
-    shotgun (0.9)
+    shotgun (0.9.1)
       rack (>= 1.0)
     sinatra (1.4.5)
       rack (~> 1.4)
       rack-protection (~> 1.4)
       tilt (~> 1.3, >= 1.3.4)
     sinatra-cross_origin (0.3.2)
-    sinatra-jsonp (0.4.3)
+    sinatra-jsonp (0.4.4)
       multi_json (~> 1.8)
       sinatra (~> 1.0)
+    slop (3.6.0)
     thread_safe (0.3.4)
     tilt (1.4.1)
     unicorn (4.8.3)
@@ -72,9 +69,9 @@ PLATFORMS
 
 DEPENDENCIES
   fixer
-  librato-rack
   minitest
   newrelic_rpm
+  pry
   rack-test
   rake
   rollbar

README.md

@@ -1 +1,5 @@
+# Fixer.io
+
 [![Travis](https://travis-ci.org/hakanensari/fixer-io.svg)](https://travis-ci.org/hakanensari/fixer-io)
+
+Fixer.io is a JSON API for foreign exchange rates and currency conversion.

Rakefile

@@ -1,3 +1,4 @@
-Dir.glob('lib/tasks/*.rake').each { |r| import r }
+require 'rollbar/rake'
 
-task default: %w(db:migrate rates:reload test)
+Dir.glob('lib/tasks/*.rake').each { |r| import r }
+task default: %w(db:migrate rates:load test)

config/app.rb

@@ -3,7 +3,7 @@ require 'pathname'
 
 module App
   class << self
-    attr :logger
+    attr_reader :logger
 
     def env
       ENV['RACK_ENV'] || 'development'
@@ -12,6 +12,10 @@ module App
     def root
       Pathname.pwd
     end
+
+    def version
+      `git rev-parse --short HEAD 2>/dev/null`.strip!
+    end
   end
 
   @logger = Logger.new(STDOUT)

config/schedule.rb

@@ -0,0 +1,3 @@
+every :hour do
+  command "foreman run bundle exec rake rates:update"
+end

deploy/after_push

@@ -0,0 +1,17 @@
+#!/usr/bin/env bash
+set -e
+oldrev=$1
+newrev=$2
+
+run() {
+  [ -x $1 ] && $1 $oldrev $newrev
+}
+
+echo files changed: $(git diff $oldrev $newrev --diff-filter=ACDMR --name-only | wc -l)
+
+umask 002
+
+git submodule sync && git submodule update --init --recursive
+
+run deploy/before_restart
+run deploy/restart && run deploy/after_restart

deploy/before_restart

@@ -0,0 +1,15 @@
+#!/usr/bin/env ruby
+oldrev, newrev = ARGV
+
+def run(cmd)
+  exit($?.exitstatus) unless system "umask 002 && #{cmd}"
+end
+
+run "foreman run bundle install --deployment --without development:test"
+
+tasks = []
+num_migrations = `git diff #{oldrev} #{newrev} --diff-filter=A --name-only -z db/migrate`.split("\0").size
+tasks << "db:migrate" if num_migrations > 0
+tasks << "rates:update"
+
+run "foreman run bundle exec rake #{tasks.join(" ")}" if tasks.any?

deploy/restart

@@ -0,0 +1,2 @@
+#!/usr/bin/env bash
+sudo restart fixer 2>/dev/null || sudo start fixer

lib/api.rb

@@ -1,3 +1,4 @@
+require 'rollbar/rack'
 require 'sinatra'
 require 'sinatra/cross_origin'
 require 'sinatra/jsonp'
@@ -6,14 +7,10 @@ require 'snapshot'
 
 configure do
   enable :cross_origin
-  set :root, File.expand_path('..', File.dirname(__FILE__))
 end
 
 configure :production do
   require 'newrelic_rpm'
-  require 'librato-rack'
-
-  use Librato::Rack
 end
 
 helpers do
@@ -32,13 +29,13 @@ helpers do
     params[:date] = Date.new(params[:year].to_i, params[:month].to_i, params[:day].to_i)
   end
 
-  def halt_with_meaningful_response(status, message)
-    halt status, Yajl::Encoder.encode(error: { status: status, message: message })
+  def halt_with_message(status, message)
+    halt status, Yajl::Encoder.encode(error: message)
   end
 end
 
 get '/' do
-  jsonp(description: 'Fixer.io is a JSON API for foreign exchange rates and currency conversion', docs: 'http://fixer.io')
+  jsonp(details: 'http://fixer.io', version: App.version)
 end
 
 get '/latest' do
@@ -51,9 +48,9 @@ get %r((?<year>\d{4})-(?<month>\d{2})-(?<day>\d{2})) do
 end
 
 not_found do
-  halt_with_meaningful_response 404, 'Not found'
+  halt_with_message 404, 'Not found'
 end
 
 error ArgumentError do
-  halt_with_meaningful_response 422, env['sinatra.error'].message.capitalize
+  halt_with_message 422, env['sinatra.error'].message.capitalize
 end

lib/tasks/rates.rake

@@ -4,8 +4,8 @@ namespace :rates do
     require 'fixer'
   end
 
-  desc 'Reload all rates'
-  task reload: :setup do
+  desc 'Load all rates'
+  task load: :setup do
     Currency.dataset.delete
     data = Fixer::Feed.new(:historical)
     Currency.multi_insert(data.to_a)