Starting the application server via Harker works.

README.rdoc

@@ -9,7 +9,8 @@ Rails apps via RubyGems.
 
 == Usage
 
-[Coming soon]
+Your Rails app will need to be modified a bit to become a gem and work
+with Harker. See test/sample for an example.
 
 == Requirements
 

Rakefile

@@ -8,6 +8,8 @@ Hoe.new('harker', Harker::VERSION) do |p|
   p.readme_file = 'README.rdoc'
   p.summary = "Concourse is a tool to make planning gatherings easy."
   p.extra_deps << ["rails", "~> 2.3.2"]
+  p.extra_dev_deps << ["minitest", "~> 1.3.1"]
+  p.extra_dev_deps << ["sqlite3-ruby", "~> 1.2.4"]
   p.developer('Phil Hagelberg', 'technomancy@gmail.com')
 end
 

lib/harker.rb

@@ -1,40 +1,47 @@
 require 'fileutils'
 
-# Harker lets you deploy Rails apps via RubyGems
+# Harker lets you deploy Rails apps via RubyGems.
 module Harker
-  VERSION = '0.0.1'
-  ACTIONS = %w(start stop restart init migrate console)
+  VERSION = '0.0.2'
+  ACTIONS = %w(start stop restart init migrate console foreground)
 
   module_function
 
   # Dispatch based on user's command
   def launch(name, args)
-    @root = args.shift || Dir.pwd
+    @root = File.expand_path(args.shift || Dir.pwd)
     @name = name
 
     action = args.shift
-    
+
     unless ACTIONS.include?(action)
       abort("Usage: #{@name} INSTANCE_DIR (#{ACTIONS.join('|')})")
     end
 
-    load_app
+    load_app unless action == 'init'
     self.send(action)
   end
 
-  # Start the server
-  def start
-    # TODO: this needs to be way more configurable
-    Rack::Handler::Mongrel.run(ActionController::Dispatcher.new,
-                               :Port => 9292, :Host => "0.0.0.0", :AccessLog => [])
+  # Start the application server in the foreground.
+  def foreground
+    start(false)
+  end
+
+  # Start and daemonize the application server
+  def start(daemonize = true)
+    # can has internal consistency plz, Rails?
+    Rails::Rack::LogTailer::EnvironmentLog.replace(Rails.configuration.log_path)
+
+    ARGV.replace ["--config=#{@root}/config.ru"]
+    ARGV.push('--daemon') if daemonize
+    require 'commands/server'
   end
 
-  # Stop the server
   def stop
-    raise "Not implemented yet; sorry!" # TODO
+    # TODO: this depends on sane (non-shared) tmpdir behaviour
+    raise "Can't stop the funk! (Not implemented yet; sorry!)"
   end
 
-  # Stop and start the application server
   def restart
     stop
     start
@@ -45,34 +52,48 @@ def init
     FileUtils.mkdir_p(@root)
     FileUtils.mkdir_p(@root + '/log')
     FileUtils.mkdir_p(@root + '/tmp')
-    FileUtils.cp("#{RAILS_ROOT}/config/database.yml", "#{@root}/database.yml")
+
+    # TODO: use the in-gem copy of database.yml as a base for this
+    File.open("#{@root}/database.yml", 'w') do |fp|
+      # TODO: be smart about environments; bleh
+      fp.puts({ 'production' => { 'adapter' => 'sqlite3',
+                  'database' => @root + '/db.sqlite3',
+                  'pool' => 5, 'timeout' => 5000 }}.to_yaml)
+    end
+
+    # TODO: write a default config.ru?
+
     puts "Initialized #{@name} instance in #{@root}..."
-    puts "Migrate with: #{@name} migrate"
+    puts
+    puts "Configure your database by editing #{@root}/database.yml."
+    puts "Optionally configure your web server via rack in #{@root}/config.ru."
+    puts
+    puts "Migrate your DB with: #{@name} migrate"
     puts "Then launch with: #{@name} start"
   end
 
-  # Perform all pending migrations for this instance
   def migrate
-    ActiveRecord::Migrator.migrate(RAILS_ROOT + '/db',
+    ActiveRecord::Migrator.migrate(RAILS_ROOT + '/db/migrate',
                                    ENV["VERSION"] && ENV["VERSION"].to_i)
   end
 
-  # Run script/console
   def console
-    require 'commands/console'
+    require 'irb'
+    IRB.start
   end
 
   def configure(config)
-    # config.instance_eval { @root_path = root }
     config.database_configuration_file = File.join(@root, 'database.yml')
-    config.log_path = File.join(@root, 'log', "#{environment}.log")
-    config.log_path = [:file_store,
-                       File.join(@root, 'tmp', 'cache', "#{environment}.log")]
-    # TODO: pids? sessions? sockets?
+    config.log_path = File.join(@root, 'log', "#{RAILS_ENV}.log")
+    config.cache_store = [:file_store, File.join(@root, 'tmp', 'cache')]
+    # TODO: tmp dir? multiple instances will break if they share a tmp
+    # This may require fixing Rails. =\
+
+    # Currently you need to mkdir RAILS_ROOT/tmp and chmod/chown it
+    # after installing your app. This sucks!
   end
 
-  # :nodoc:
   def load_app
-    require name
+    require @name
   end
 end

test/sample/Manifest.txt

@@ -2,10 +2,10 @@ Manifest.txt
 README.rdoc
 Rakefile
 app/controllers/application_controller.rb
-app/controllers/harkers_controller.rb
+app/controllers/harks_controller.rb
 app/helpers/application_helper.rb
-app/helpers/harkers_helper.rb
-app/models/harker.rb
+app/helpers/harks_helper.rb
+app/models/hark.rb
 bin/sample_rails
 config/boot.rb
 config/database.yml
@@ -20,7 +20,7 @@ config/initializers/new_rails_defaults.rb
 config/initializers/session_store.rb
 config/locales/en.yml
 config/routes.rb
-db/migrate/20090325225423_create_harkers.rb
+db/migrate/20090326050232_create_harks.rb
 lib/sample_rails.rb
 public/404.html
 public/422.html
@@ -44,9 +44,10 @@ script/performance/profiler
 script/plugin
 script/runner
 script/server
-test/fixtures/harkers.yml
-test/functional/harkers_controller_test.rb
+test/fixtures/harks.yml
+test/functional/harks_controller_test.rb
 test/performance/browsing_test.rb
 test/test_helper.rb
-test/unit/harker_test.rb
-test/unit/helpers/harkers_helper_test.rb
+test/unit/hark_test.rb
+test/unit/helpers/harks_helper_test.rb
+tmp

test/sample/app/controllers/harks_controller.rb

@@ -0,0 +1,2 @@
+class HarksController < ApplicationController
+end

test/sample/app/helpers/harks_helper.rb

@@ -0,0 +1,2 @@
+module HarksHelper
+end

test/sample/app/models/hark.rb

@@ -0,0 +1,2 @@
+class Hark < ActiveRecord::Base
+end

test/sample/config/routes.rb

@@ -1,5 +1,5 @@
 ActionController::Routing::Routes.draw do |map|
-  map.resources :harkers
+  map.resources :harks
 
   # The priority is based upon order of creation: first created -> highest priority.
 

test/sample/db/migrate/20090326050232_create_harks.rb

@@ -0,0 +1,12 @@
+class CreateHarks < ActiveRecord::Migration
+  def self.up
+    create_table :harks do |t|
+      t.string :tidings
+      t.timestamps
+    end
+  end
+
+  def self.down
+    drop_table :harks
+  end
+end

test/sample/lib/sample_rails.rb

@@ -1,2 +1,2 @@
 # Allow rubygems to load this app
-require File.dirname(__FILE__) + '/../config/boot'
+require File.dirname(__FILE__) + '/../config/environment'

test/sample/test/functional/harkers_controller_test.rb → test/sample/test/functional/harks_controller_test.rb

@@ -1,6 +1,6 @@
 require 'test_helper'
 
-class HarkersControllerTest < ActionController::TestCase
+class HarksControllerTest < ActionController::TestCase
   # Replace this with your real tests.
   test "the truth" do
     assert true

test/sample/test/unit/harker_test.rb → test/sample/test/unit/hark_test.rb

@@ -1,6 +1,6 @@
 require 'test_helper'
 
-class HarkerTest < ActiveSupport::TestCase
+class HarkTest < ActiveSupport::TestCase
   # Replace this with your real tests.
   test "the truth" do
     assert true

test/sample/test/unit/helpers/harks_helper_test.rb

@@ -0,0 +1,4 @@
+require 'test_helper'
+
+class HarksHelperTest < ActionView::TestCase
+end

test/sample/tmp

@@ -0,0 +1 @@
+/tmp

test/test_harker.rb

@@ -1,8 +1,54 @@
-require "test/unit"
-require "harker"
+require "rubygems"
+require "minitest/unit"
+require 'fileutils'
 
-class TestHarker < Test::Unit::TestCase
-  def test_sanity
-    flunk "write tests or I will kneecap you"
+require File.dirname(__FILE__) + "/../lib/harker"
+
+begin
+  ENV['RAILS_ENV'] = 'production'
+  gem 'sample_rails'
+rescue LoadError
+  abort "You need the sample_rails gem installed:
+  $ cd #{File.dirname(__FILE__) + '/sample'} && rake install_gem"
+end
+
+class TestHarker < MiniTest::Unit::TestCase
+  ROOT = "/tmp/harker-test-#{Process.pid}"
+
+  def setup
+    suppress_out { Harker.launch('sample_rails', [ROOT, 'init']) }
+  end
+
+  def teardown
+    FileUtils.rm_rf ROOT
+  end
+
+  def test_init
+    assert File.exist?(ROOT)
+    assert File.exist?(ROOT + '/database.yml')
+  end
+
+  # def test_start
+  #   flunk "not yet"
+  # end
+
+  # def test_stop
+  #   flunk "can't stop the funk"
+  # end
+
+  def test_migrate
+    suppress_out { Harker.launch('sample_rails', [ROOT, 'migrate']) }
+    assert_equal(['id', 'tidings', 'updated_at', 'created_at'].sort,
+                 Hark.columns.map{ |c| c.name }.sort)
+  end
+
+  private
+  def suppress_out
+    $stdout = StringIO.new
+    yield
+  ensure
+    $stdout = STDOUT
   end
 end
+
+MiniTest::Unit.autorun