Class: Bard

Inherits:
Thor
  • Object
show all
Includes:
BardGit, BardIO
Defined in:
lib/bard.rb,
lib/bard/check.rb,
lib/bard/error.rb,
lib/bard/ssh_delegation.rb

Defined Under Namespace

Classes: TestsAbortedError, TestsFailedError

Constant Summary collapse

VERSION = 
File.read(File.expand_path(File.dirname(__FILE__) + "../../VERSION")).chomp

Instance Method Summary collapse

Instance Method Details

#check(project_path = nil) ⇒ Object 



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# File 'lib/bard.rb', line 34

def check(project_path = nil)
  project_path = "." if project_path.nil? and File.directory? ".git" and File.exist? "config/environment.rb"
  auto_update!
  check_dependencies
  check_project project_path if project_path
end

#ci ⇒ Object 



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# File 'lib/bard.rb', line 112

def ci
  return unless has_ci?

  puts "Continuous integration: starting build..."
  last_build_number = get_last_build_number
  last_time_elapsed = get_last_time_elapsed
  start_ci
  sleep(2) while last_build_number == get_last_build_number

  start_time = Time.new.to_i
  while (response = `curl -s #{ci_host}/lastBuild/api/xml?token=botandrose`).include? "<building>true</building>"
    elapsed_time = Time.new.to_i - start_time
    percentage = (elapsed_time.to_f / last_time_elapsed.to_f * 100).to_i
    output = "  Estimated completion: #{percentage}%"
    print "\x08" * output.length
    print output
    $stdout.flush
    sleep(2)
  end
  puts

  case response
    when /<result>FAILURE<\/result>/ then 
      puts
      puts `curl -s #{ci_host}/lastBuild/console?token=botandrose`.match(/<pre>(.+)<\/pre>/m)[1]
      puts
      raise TestsFailedError, "#{ci_host}/#{get_last_build_number}/console"

    when /<result>ABORTED<\/result>/ then 
      raise TestsAbortedError, "#{ci_host}/#{get_last_build_number}/console"

    when /<result>SUCCESS<\/result>/ then
      puts "Continuous integration: success! deploying to production"

    else raise "Unknown response from CI server:\n#{response}"
  end
end

#create(project_name) ⇒ Object 



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# File 'lib/bard.rb', line 24

def create(project_name)
  auto_update!
  check_dependencies
  template_path = File.expand_path(File.dirname(__FILE__) + "/bard/template.rb")
  command = "rails --template=#{template_path} #{project_name}"
  exec command
end

#data(role = "production") ⇒ Object 



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# File 'lib/bard.rb', line 42

def data(role = "production")
  ensure_sanity!(true)
  if role == "production" and heroku?
    exec "heroku db:pull --confirm #{project_name}"
  else
    exec "cap data:pull ROLES=#{role}"
  end
end

#delegate(key) ⇒ Object 



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# File 'lib/bard/ssh_delegation.rb', line 14

def delegate(key)
  command = ENV['SSH_ORIGINAL_COMMAND']

  case command
  when /^scp -f (\w+)\.sql\.gz$/
    project = $1
    `#{command_for("staging", "cd #{project} && rake db:dump RAILS_ENV=staging && gzip -9f db/data.sql")}`
    command = "scp -f ~/#{project}/db/data.sql.gz"
  end

  exec command_for("staging", command)
end

#deploy ⇒ Object

Raises:

  • (MasterNonFastForwardError) 


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# File 'lib/bard.rb', line 86

def deploy
  invoke :push

  run_crucial "git fetch origin"
  run_crucial "git checkout master"
  run_crucial "git pull --rebase origin master"
  raise MasterNonFastForwardError if not fast_forward_merge? "master", "integration"

  run_crucial "git merge integration"
  run_crucial "git push origin master"
  run_crucial "git checkout integration"

  invoke :ci

  if heroku?
    run_crucial "git push production", options.verbose?
    run_crucial "heroku run rake bootstrap:production:post", options.verbose?
  else
    run_crucial "cap deploy", options.verbose?
  end

  puts green("Deploy Succeeded")
end

#install_authorized_keys(source_user, dest_user) ⇒ Object 



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# File 'lib/bard/ssh_delegation.rb', line 3

def install_authorized_keys(source_user, dest_user)
  source = "/home/#{source_user}/.ssh/authorized_keys"
  dest = "/home/#{dest_user}/.ssh/authorized_keys"

  file = File.read(source)
  file.gsub! /gitosis-serve/, "bard delegate"

  File.open(dest, "w") { |f| f.write(file) }
end

#pull ⇒ Object 



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# File 'lib/bard.rb', line 53

def pull
  ensure_sanity!

  warn NonFastForwardError unless fast_forward_merge?("origin/#{current_branch}")

  run_crucial "git pull --rebase origin #{current_branch}", options.verbose?
  run_crucial "bundle && bundle exec rake bootstrap", options.verbose?
end

#push ⇒ Object

Raises:

  • (SubmoduleDirtyError) 


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# File 'lib/bard.rb', line 64

def push
  ensure_sanity!

  raise SubmoduleDirtyError if submodule_dirty?
  raise SubmoduleUnpushedError if submodule_unpushed?
  raise NonFastForwardError unless fast_forward_merge?("origin/#{current_branch}")

  run_crucial "git push origin #{current_branch}", true
end

#stage ⇒ Object 



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# File 'lib/bard.rb', line 76

def stage
  invoke :push

  run_crucial "cap stage BRANCH=#{current_branch}", options.verbose?

  puts green("Stage Succeeded")
end