Class: EY::CLI

Inherits:
Thor show all
Includes:
Thor::Actions
Defined in:
lib/engineyard/cli.rb,
lib/engineyard/cli/ui.rb,
lib/engineyard/cli/api.rb,
lib/engineyard/cli/web.rb,
lib/engineyard/cli/recipes.rb

Defined Under Namespace

Classes: API, Recipes, UI, Web

Constant Summary

Constants inherited from Thor

Thor::DynamicTask, Thor::HELP_MAPPINGS, Thor::HiddenTask, Thor::THOR_RESERVED_WORDS, Thor::UndefinedTaskError, Thor::VERSION

Instance Attribute Summary

Attributes included from Thor::Base

#args, #options, #parent_options

Class Method Summary collapse

Instance Method Summary collapse

Methods inherited from Thor

check_unknown_options!, check_unknown_options?, command_help, default_command, desc, help, long_desc, map, method_option, method_options, package_name, printable_commands, register, stop_on_unknown_option!, stop_on_unknown_option?, subcommand, subcommands

Methods included from Thor::Base

included, #initialize, register_klass_file, shell, shell=, subclass_files, subclasses

Class Method Details

.start(given_args = ARGV, config = {}) ⇒ Object 



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# File 'lib/engineyard/cli.rb', line 20

def self.start(given_args=ARGV, config={})
  Thor::Base.shell = EY::CLI::UI
  ui = EY::CLI::UI.new
  super(given_args, {:shell => ui}.merge(config))
rescue EY::Error, EY::CloudClient::Error => e
  ui.print_exception(e)
  raise
rescue Interrupt => e
  puts
  ui.print_exception(e)
  ui.say("Quitting...")
  raise
rescue SystemExit, Errno::EPIPE
  # don't print a message for safe exits
  raise
rescue Exception => e
  ui.print_exception(e)
  raise
end

Instance Method Details

#deploy ⇒ Object 



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# File 'lib/engineyard/cli.rb', line 123

def deploy
  app_env = fetch_app_environment(options[:app], options[:environment], options[:account])

  env_config    = config.environment_config(app_env.environment_name)
  deploy_config = EY::DeployConfig.new(options, env_config, repo, ui)

  deployment = app_env.new_deployment({
    :ref                => deploy_config.ref,
    :migrate            => deploy_config.migrate,
    :migrate_command    => deploy_config.migrate_command,
    :extra_config       => deploy_config.extra_config,
    :serverside_version => serverside_version,
  })

  runner = serverside_runner(app_env, deploy_config.verbose, deployment.serverside_version, options[:ignore_bad_master])

  out = EY::CLI::UI::Tee.new(ui.out, deployment.output)
  err = EY::CLI::UI::Tee.new(ui.err, deployment.output)

  ui.info  "Beginning deploy...", :green
  begin
    deployment.start
  rescue
    ui.error "Error encountered before deploy. Deploy not started."
    raise
  end

  begin
    ui.show_deployment(deployment)
    out << "Deploy initiated.\n"

    runner.deploy do |args|
      args.config  = deployment.config          if deployment.config
      if deployment.migrate
        args.migrate = deployment.migrate_command
      else
        args.migrate = false
      end
      args.ref     = deployment.resolved_ref
    end
    deployment.successful = runner.call(out, err)
  rescue Interrupt
    Signal.trap(:INT) { # The fingers you have used to dial are too fat...
      ui.info "\nRun `ey timeout-deploy` to mark an unfinished deployment as failed."
      exit 1
    }
    err << "Interrupted. Deployment halted.\n"
    ui.warn <<-WARN
Recording interruption of this unfinished deployment in Engine Yard Cloud...

WARNING: Interrupting again may prevent Engine Yard Cloud from recording this
     failed deployment. Unfinished deployments can block future deploys.
    WARN
    raise
  rescue StandardError => e
    deployment.err << "Error encountered during deploy.\n#{e.class} #{e}\n"
    ui.print_exception(e)
    raise
  ensure
    ui.info "Saving log... ", :green
    deployment.finished

    if deployment.successful?
      ui.info "Successful deployment recorded on Engine Yard Cloud.", :green
      ui.info "Run `ey launch` to open the application in a browser."
    else
      ui.info "Failed deployment recorded on Engine Yard Cloud", :green
      raise EY::Error, "Deploy failed"
    end
  end
end

#environments ⇒ Object 



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# File 'lib/engineyard/cli.rb', line 276

def environments
  if options[:all] && options[:simple]
    ui.print_simple_envs api.environments
  elsif options[:all]
    ui.print_envs api.apps
  else
    remotes = nil
    if options[:app] == ''
      repo.fail_on_no_remotes!
      remotes = repo.remotes
    end

    resolver = api.resolve_app_environments({
      :account_name     => options[:account],
      :app_name         => options[:app],
      :environment_name => options[:environment],
      :remotes          => remotes,
    })

    resolver.no_matches do |errors|
      messages = errors
      messages << "Use #{self.class.send(:banner_base)} environments --all to see all environments."
      raise EY::NoMatchesError.new(messages.join("\n"))
    end

    apps = resolver.matches.map { |app_env| app_env.app }.uniq

    if options[:simple]
      if apps.size > 1
        message = "# This app matches multiple Applications in Engine Yard Cloud:\n"
        apps.each { |app| message << "#\t#{app.name}\n" }
        message << "# The following environments contain those applications:\n\n"
        ui.warn(message)
      end
      ui.print_simple_envs(apps.map{ |app| app.environments }.flatten)
    else
      ui.print_envs(apps, config.default_environment)
    end
  end
end

#help(*cmds) ⇒ Object 



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# File 'lib/engineyard/cli.rb', line 576

def help(*cmds)
  if cmds.empty?
    base = self.class.send(:banner_base)
    list = self.class.printable_tasks

    ui.say "Usage:"
    ui.say "  #{base} [--help] [--version] COMMAND [ARGS]"
    ui.say

    ui.say "Deploy commands:"
    deploy_cmds = %w(deploy environments logs rebuild rollback status)
    deploy_cmds.map! do |name|
      list.find{|task| task[0] =~ /^#{base} #{name}/ }
    end
    list -= deploy_cmds

    ui.print_help(deploy_cmds)
    ui.say

    self.class.subcommands.each do |name|
      klass = self.class.subcommand_class_for(name)
      list.reject!{|cmd| cmd[0] =~ /^#{base} #{name}/}
      ui.say "#{name.capitalize} commands:"
      tasks = klass.printable_tasks.reject{|t| t[0] =~ /help$/ }
      ui.print_help(tasks)
      ui.say
    end

    %w(help version).each{|n| list.reject!{|c| c[0] =~ /^#{base} #{n}/ } }
    if list.any?
      ui.say "Other commands:"
      ui.print_help(list)
      ui.say
    end

    self.class.send(:class_options_help, shell)
    ui.say "See '#{base} help COMMAND' for more information on a specific command."
  elsif klass = self.class.subcommand_class_for(cmds.first)
    klass.new.help(*cmds[1..-1])
  else
    super
  end
end

#init ⇒ Object 



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# File 'lib/engineyard/cli.rb', line 58

def init
  unless EY::Repo.exist?
    raise EY::Error, "Working directory is not a repository. Aborting."
  end

  path = Pathname.new(options['path'] || EY::Config.pathname_for_write)

  existing = {}
  if path.exist?
    ui.warn "Reinitializing existing file: #{path}"
    existing = EY::Config.load_config
  end

  template = EY::Templates::EyYml.new(existing)
  template.write(path)

  ui.info <<-GIT

Configuration generated: #{path}
Go look at it, then add it to your repository!

\tgit add #{path}
\tgit commit -m "Add generated #{path} from ey init"

  GIT
end

#launch ⇒ Object 



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# File 'lib/engineyard/cli.rb', line 630

def launch
  app_env = fetch_app_environment(options[:app], options[:environment], options[:account])
  Launchy.open(app_env.uri)
end

#login ⇒ Object 



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# File 'lib/engineyard/cli.rb', line 654

def 
  whoami
end

#logout ⇒ Object 



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# File 'lib/engineyard/cli.rb', line 659

def logout
  eyrc = EYRC.load
  if eyrc.delete_api_token
    ui.info "API token removed: #{eyrc.path}"
    ui.info "Run any other command to login again."
  else
    ui.info "Already logged out. Run any other command to login again."
  end
end

#logs ⇒ Object 



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# File 'lib/engineyard/cli.rb', line 546

def logs
  environment = fetch_environment(options[:environment], options[:account])
  environment.logs.each do |log|
    ui.say "Instance: #{log.instance_name}"

    if log.main
      ui.say "Main logs for #{environment.name}:", :green
      ui.say  log.main
    end

    if log.custom
      ui.say "Custom logs for #{environment.name}:", :green
      ui.say  log.custom
    end
  end
end

#rebuild ⇒ Object 



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# File 'lib/engineyard/cli.rb', line 376

def rebuild
  environment = fetch_environment(options[:environment], options[:account])
  ui.info "Updating instances on #{environment.hierarchy_name}"
  environment.rebuild
end

#rollback ⇒ Object 



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# File 'lib/engineyard/cli.rb', line 402

def rollback
  app_env = fetch_app_environment(options[:app], options[:environment], options[:account])
  env_config    = config.environment_config(app_env.environment_name)
  deploy_config = EY::DeployConfig.new(options, env_config, repo, ui)

  ui.info "Rolling back #{app_env.hierarchy_name}"

  runner = serverside_runner(app_env, deploy_config.verbose)
  runner.rollback do |args|
    args.config = {'deployed_by' => api.current_user.name, 'input_ref' => 'N/A'}.merge(deploy_config.extra_config || {})
  end

  if runner.call(ui.out, ui.err)
    ui.info "Rollback complete"
  else
    raise EY::Error, "Rollback failed"
  end
end

#servers ⇒ Object 



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# File 'lib/engineyard/cli.rb', line 337

def servers
  if options[:environment] == '' && options[:account] == ''
    repo.fail_on_no_remotes!
  end

  environment = nil
  ui.mute_if(options[:simple] || options[:host]) do
    environment = fetch_environment(options[:environment], options[:account])
  end

  username = options[:user] && environment.username
  servers = environment.instances

  if options[:host]
    ui.print_hostnames(servers, username)
  elsif options[:simple]
    ui.print_simple_servers(servers, username)
  else
    ui.print_servers(servers, environment.hierarchy_name, username)
  end
end

#ssh(cmd = nil) ⇒ Object 



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# File 'lib/engineyard/cli.rb', line 461

def ssh(cmd=nil)
  environment = fetch_environment(options[:environment], options[:account])
  instances = ssh_hosts(options, environment)
  ssh_opts = []

  if cmd
    if options[:shell]
      cmd = Escape.shell_command([options[:shell],'-lc',cmd])
    end

    if options[:pty]
      ssh_opts = ["-t"]
    elsif cmd =~ /sudo/
      ui.warn "sudo commands often need a tty to run correctly. Use -t option to spawn a tty."
    end
  else
    if instances.size != 1 && options[:each] == false
      raise NoCommandError.new
    end

    if options[:bind_address]
      ssh_opts = ["-L", options[:bind_address]]
    end
  end

  ssh_cmd = ["ssh"]
  ssh_cmd += ssh_opts

  trap(:INT) { abort "Aborting..." }

  exits = instances.map do |instance|
    host = instance.public_hostname
    name = instance.name ? "#{instance.role} (#{instance.name})" : instance.role
    ui.info "\nConnecting to #{name} #{host}..."
    unless cmd
      ui.info "Ctrl + C to abort"
      sleep 1.3
    end
    system Escape.shell_command((ssh_cmd + ["#{environment.username}@#{host}"] + [cmd]).compact)
    $?.exitstatus
  end

  exit exits.detect {|status| status != 0 } || 0
end

#status ⇒ Object 



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# File 'lib/engineyard/cli.rb', line 247

def status
  app_env = fetch_app_environment(options[:app], options[:environment], options[:account])
  deployment = app_env.last_deployment
  if deployment
    ui.deployment_status(deployment)
  else
    raise EY::Error, "Application #{app_env.app.name} has not been deployed on #{app_env.environment.name}."
  end
end

#timeout_deploy ⇒ Object 



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# File 'lib/engineyard/cli.rb', line 216

def timeout_deploy
  app_env = fetch_app_environment(options[:app], options[:environment], options[:account])
  deployment = app_env.last_deployment
  if deployment && !deployment.finished?
    begin
      ui.info  "Marking last deployment failed...", :green
      deployment.timeout
      ui.deployment_status(deployment)
    rescue EY::CloudClient::RequestFailed => e
      ui.error "Error encountered attempting to timeout previous deployment."
      raise
    end
  else
    raise EY::Error, "No unfinished deployment was found for #{app_env.hierarchy_name}."
  end
end

#version ⇒ Object 



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# File 'lib/engineyard/cli.rb', line 570

def version
  ui.say %{engineyard version #{EY::VERSION}}
end

#whoami ⇒ Object 



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# File 'lib/engineyard/cli.rb', line 636

def whoami
  current_user = api.current_user
  ui.say "#{current_user.name} (#{current_user.email})"
end