0.41.0

supervisord support

Changelog.md

@@ -1,3 +1,10 @@
+## 0.40.0 (2012-02-24)
+
+* support various quoting styles in .env  [David Dollar]
+* remove load_env! as it's made unnecessary by foreman run  [David Dollar]
+* Provide a useful error if `foreman check` fails to find a Procfile  [R. Tyler Croy]
+* update docs  [David Dollar]
+
 ## 0.39.0 (2012-02-07)
 
 * rename bin/runner to bin/foreman-runner  [David Dollar]

Gemfile.lock

@@ -1,8 +1,7 @@
 PATH
   remote: .
   specs:
-    foreman (0.40.0)
-      term-ansicolor (~> 1.0.7)
+    foreman (0.41.0)
       thor (>= 0.13.6)
 
 GEM
@@ -47,7 +46,6 @@ GEM
       multi_json (~> 1.0.3)
       simplecov-html (~> 0.5.3)
     simplecov-html (0.5.3)
-    term-ansicolor (1.0.7)
     thor (0.14.6)
     win32console (1.3.0-x86-mingw32)
     xml-simple (1.0.15)

README.md

@@ -33,7 +33,7 @@ Manage Procfile-based applications
 David Dollar
 
 #### Patches contributed by
-Adam Wiggins, Chris Continanza, Chris Lowder, Craig R Webster, Dan Farina, Dan Peterson, David Dollar, Fletcher Nichol, Florian Apolloner, Gabriel Burt, Gamaliel Toro, Greg Reinacker, Hugues Le Gendre, Hunter Nield, Iain Hecker, Jay Zeschin, John Firebaugh, Keith Rarick, Khaja Minhajuddin, Lincoln Stoll, Marcos Muino Garcia, Mark McGranaghan, Matt Griffin, Matt Haynes, Matthijs Langenberg, Michael Dwan, Michael van Rooijen, Mike Javorski, Nathan Broadbent, Nathan L Smith, Nick Zadrozny, Phil Hagelberg, Ricardo Chimal, Jr, Thom May, Tom Ward, brainopia, clifff, jc00ke
+[Contributor List](https://github.com/ddollar/foreman/contributors)
 
 ## License
 

data/export/supervisord/app.conf.erb

@@ -0,0 +1,21 @@
+<%
+engine.procfile.entries.each do |process|
+  next if (conc = self.concurrency[process.name]) < 1
+  1.upto(self.concurrency[process.name]) do |num|
+    port = engine.port_for(process, num, self.port)
+    name = if (conc > 1); "#{process.name}-#{num}" else process.name; end
+    environment = (engine.environment.each_pair { |var,env| "#{var.upcase}=#{env}" }.to_a << "PORT=#{port}")
+%>
+[program:<%= app %>-<%= name %>]
+command=<%= process.command %>
+autostart=true
+autorestart=true
+stopsignal=QUIT
+stdout_logfile=<%= log_root %>/<%=process.name%>-<%=num%>-out.log
+stderr_logfile=<%= log_root %>/<%=process.name%>-<%=num%>-err.log
+user=<%= user %>
+directory=<%= engine.directory %>
+environment=<%= environment.join(',') %><%
+  end
+end
+%>

foreman.gemspec

@@ -16,8 +16,7 @@ Gem::Specification.new do |gem|
   gem.files = Dir["**/*"].select { |d| d =~ %r{^(README|bin/|data/|ext/|lib/|spec/|test/)} }
   gem.files << "man/foreman.1"
 
-  gem.add_dependency 'term-ansicolor', '~> 1.0.7'
-  gem.add_dependency 'thor',           '>= 0.13.6'
+  gem.add_dependency 'thor', '>= 0.13.6'
 
   if ENV["PLATFORM"] == "java"
     gem.add_dependency "posix-spawn", "~> 0.3.6"

lib/foreman/color.rb

@@ -0,0 +1,40 @@
+require "foreman"
+
+module Foreman::Color
+
+  ANSI = {
+    :reset          => 0,
+    :black          => 30,
+    :red            => 31,
+    :green          => 32,
+    :yellow         => 33,
+    :blue           => 34,
+    :magenta        => 35,
+    :cyan           => 36,
+    :white          => 37,
+    :bright_black   => 30,
+    :bright_red     => 31,
+    :bright_green   => 32,
+    :bright_yellow  => 33,
+    :bright_blue    => 34,
+    :bright_magenta => 35,
+    :bright_cyan    => 36,
+    :bright_white   => 37,
+  }
+
+  def self.enable(io)
+    io.extend(self)
+  end
+
+  def color?
+    return false unless self.respond_to?(:isatty)
+    self.isatty && ENV["TERM"]
+  end
+
+  def color(name)
+    return "" unless color?
+    return "" unless ansi = ANSI[name.to_sym]
+    "\e[#{ansi}m"
+  end
+
+end

lib/foreman/engine.rb

@@ -1,10 +1,10 @@
 require "foreman"
+require "foreman/color"
 require "foreman/process"
 require "foreman/procfile"
 require "foreman/utils"
 require "tempfile"
 require "timeout"
-require "term/ansicolor"
 require "fileutils"
 require "thread"
 
@@ -15,11 +15,10 @@ class Foreman::Engine
   attr_reader :directory
   attr_reader :options
 
-  extend Term::ANSIColor
+  COLORS = %w( cyan yellow green magenta red blue intense_cyan intense_yellow
+               intense_green intense_magenta intense_red, intense_blue )
 
-  COLORS = [ cyan, yellow, green, magenta, red, blue,
-             intense_cyan, intense_yellow, intense_green, intense_magenta,
-             intense_red, intense_blue ]
+  Foreman::Color.enable($stdout)
 
   def initialize(procfile, options={})
     @procfile  = Foreman::Procfile.new(procfile)
@@ -128,11 +127,11 @@ private ######################################################################
   rescue Errno::ECHILD
   end
 
-  def info(message, name="system", color=Term::ANSIColor.white)
+  def info(message, name="system", color=:white)
     output  = ""
-    output += color
+    output += $stdout.color(color)
     output += "#{Time.now.strftime("%H:%M:%S")} #{pad_process_name(name)} | "
-    output += Term::ANSIColor.reset
+    output += $stdout.color(:reset)
     output += message.chomp
     puts output
   end
@@ -182,8 +181,8 @@ private ######################################################################
   end
 
   def assign_colors
-    procfile.entries.each do |entry|
-      colors[entry.name] = next_color
+    procfile.entries.each_with_index do |entry, idx|
+      colors[entry.name] = COLORS[idx % COLORS.length]
     end
   end
 
@@ -191,13 +190,6 @@ private ######################################################################
     readers.invert[reader]
   end
 
-  def next_color
-    @current_color ||= -1
-    @current_color  +=  1
-    @current_color = 0 if COLORS.length < @current_color
-    COLORS[@current_color]
-  end
-
   def read_environment_files(filenames)
     environment = {}
 

lib/foreman/export.rb

@@ -30,3 +30,5 @@ require "foreman/export/inittab"
 require "foreman/export/upstart"
 require "foreman/export/bluepill"
 require "foreman/export/runit"
+require "foreman/export/supervisord"
+

lib/foreman/export/supervisord.rb

@@ -0,0 +1,26 @@
+require "erb"
+require "foreman/export"
+
+class Foreman::Export::Supervisord < Foreman::Export::Base
+
+  def export
+    error("Must specify a location") unless location
+
+    FileUtils.mkdir_p location
+
+    app = self.app || File.basename(engine.directory)
+    user = self.user || app
+    log_root = self.log || "/var/log/#{app}"
+    template_root = self.template
+
+    Dir["#{location}/#{app}*.conf"].each do |file|
+      say "cleaning up: #{file}"
+      FileUtils.rm(file)
+    end
+
+    app_template = export_template("supervisord", "app.conf.erb", template_root)
+    app_config   = ERB.new(app_template, 0, '<').result(binding)
+    write_file "#{location}/#{app}.conf", app_config
+  end
+
+end

lib/foreman/version.rb

@@ -1,5 +1,5 @@
 module Foreman
 
-  VERSION = "0.40.0"
+  VERSION = "0.41.0"
 
 end

spec/foreman/color_spec.rb

@@ -0,0 +1,31 @@
+require "spec_helper"
+require "foreman/color"
+
+describe Foreman::Color do
+
+  let(:io) { Object.new }
+
+  it "should extend an object with colorization" do
+    Foreman::Color.enable(io)
+    io.should respond_to(:color)
+  end
+
+  it "should not colorize if the object does not respond to isatty" do
+    mock(io).respond_to?(:isatty) { false }
+    Foreman::Color.enable(io)
+    io.color(:white).should == ""
+  end
+
+  it "should not colorize if the object is not a tty" do
+    mock(io).isatty { false }
+    Foreman::Color.enable(io)
+    io.color(:white).should == ""
+  end
+
+  it "should colorize if the object is a tty" do
+    mock(io).isatty { true }
+    Foreman::Color.enable(io)
+    io.color(:white).should == "\e[37m"
+  end
+
+end

spec/foreman/export/supervisord_spec.rb

@@ -0,0 +1,75 @@
+require "spec_helper"
+require "foreman/engine"
+require "foreman/export/supervisord"
+require "tmpdir"
+
+describe Foreman::Export::Supervisord, :fakefs do
+  let(:procfile) { FileUtils.mkdir_p("/tmp/app"); write_procfile("/tmp/app/Procfile") }
+  let(:engine)   { Foreman::Engine.new(procfile) }
+  let(:options)  { Hash.new }
+  let(:supervisord)  { Foreman::Export::Supervisord.new("/tmp/init", engine, options) }
+
+  before(:each) { load_export_templates_into_fakefs("supervisord") }
+  before(:each) { stub(supervisord).say }
+
+  it "exports to the filesystem" do
+    supervisord.export
+
+    File.read("/tmp/init/app.conf").should         == example_export_file("supervisord/app.conf")
+  end
+
+  it "cleans up if exporting into an existing dir" do
+    mock(FileUtils).rm("/tmp/init/app.conf")
+
+    supervisord.export
+    supervisord.export
+  end
+
+  context "with concurrency" do
+    let(:options) { Hash[:concurrency => "alpha=2"] }
+
+    it "exports to the filesystem with concurrency" do
+      supervisord.export
+      
+      File.read("/tmp/init/app.conf").should            == example_export_file("supervisord/app-alpha-2.conf")
+    end
+  end
+
+  context "with alternate templates" do
+    let(:template_root) { "/tmp/alternate" }
+    let(:supervisord) { Foreman::Export::Supervisord.new("/tmp/init", engine, :template => template_root) }
+
+    before do
+      FileUtils.mkdir_p template_root
+      File.open("#{template_root}/app.conf.erb", "w") { |f| f.puts "alternate_template" }
+    end
+
+    it "can export with alternate template files" do
+      supervisord.export
+      
+      File.read("/tmp/init/app.conf").should == "alternate_template\n"
+    end
+  end
+
+  context "with alternate templates from home dir" do
+    let(:default_template_root) {File.expand_path("#{ENV['HOME']}/.foreman/templates")}
+
+    before do
+      ENV['_FOREMAN_SPEC_HOME'] = ENV['HOME']
+      ENV['HOME'] = "/home/appuser"
+      FileUtils.mkdir_p default_template_root
+      File.open("#{default_template_root}/app.conf.erb", "w") { |f| f.puts "default_alternate_template" }
+    end
+
+    after do
+      ENV['HOME'] = ENV.delete('_FOREMAN_SPEC_HOME')
+    end
+
+    it "can export with alternate template files" do
+      supervisord.export
+
+      File.read("/tmp/init/app.conf").should == "default_alternate_template\n"
+    end
+  end
+
+end

spec/resources/export/supervisord/app-alpha-2.conf

@@ -0,0 +1,21 @@
+
+[program:app-alpha-1]
+command=./alpha
+autostart=true
+autorestart=true
+stopsignal=QUIT
+stdout_logfile=/var/log/app/alpha-1-out.log
+stderr_logfile=/var/log/app/alpha-1-err.log
+user=app
+directory=/tmp/app
+environment=PORT=5000
+[program:app-alpha-2]
+command=./alpha
+autostart=true
+autorestart=true
+stopsignal=QUIT
+stdout_logfile=/var/log/app/alpha-2-out.log
+stderr_logfile=/var/log/app/alpha-2-err.log
+user=app
+directory=/tmp/app
+environment=PORT=5001

spec/resources/export/supervisord/app.conf

@@ -0,0 +1,21 @@
+
+[program:app-alpha]
+command=./alpha
+autostart=true
+autorestart=true
+stopsignal=QUIT
+stdout_logfile=/var/log/app/alpha-1-out.log
+stderr_logfile=/var/log/app/alpha-1-err.log
+user=app
+directory=/tmp/app
+environment=PORT=5000
+[program:app-bravo]
+command=./bravo
+autostart=true
+autorestart=true
+stopsignal=QUIT
+stdout_logfile=/var/log/app/bravo-1-out.log
+stderr_logfile=/var/log/app/bravo-1-err.log
+user=app
+directory=/tmp/app
+environment=PORT=5100

tasks/release.rake

@@ -27,14 +27,6 @@ task :pages => "man:commit" do
   }
 end
 
-desc "Generate an authors list"
-task :authors do
-  authors = %x{ git log --pretty=format:"%an" | sort -u }.split("\n")
-  readme = File.read("README.md")
-  readme.gsub!(/#### Patches contributed by\n([^\n]*)\n/m, "#### Patches contributed by\n#{authors.join(", ")}\n")
-  File.open("README.md", "w") { |f| f.print readme }
-end
-
 def latest_release
   latest = File.read("Changelog.md").split("\n").first.split(" ")[1]
 end