Module: Cfer::Auster::CLI

Defined in:
lib/cfer/auster/cli.rb,
lib/cfer/auster/cli/run.rb,
lib/cfer/auster/cli/json.rb,
lib/cfer/auster/cli/nuke.rb,
lib/cfer/auster/cli/_shared.rb,
lib/cfer/auster/cli/destroy.rb,
lib/cfer/auster/cli/generate.rb,
lib/cfer/auster/cli/generate/repo.rb,
lib/cfer/auster/cli/generate/step.rb

Class Method Summary collapse

Class Method Details

.base_options(cmd) ⇒ Object 



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# File 'lib/cfer/auster/cli/_shared.rb', line 8

def self.base_options(cmd)
  cmd.instance_eval do
    flag :v, :verbose, "sets logging to DEBUG" do |_, _|
      Cfer::Auster::Logging.logger.level = Logger::DEBUG
    end
  end
end

.destroy ⇒ Object 



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# File 'lib/cfer/auster/cli/destroy.rb', line 9

def self.destroy
  Cri::Command.define do
    name "destroy"
    usage "destroy aws-region/config-set count-or-tag"
    description "Destroys this Auster step in your AWS account."

    CLI.standard_options(self)

    run do |opts, args, cmd|
      if args.length < 2
        puts cmd.help
        exit 1
      else
        CLI.repo_from_options(opts) do |repo|
          config_set = repo.config_set(args[0])
          step = repo.step_by_count_or_tag(args[1])

          step.destroy(config_set)
        end
      end
    end
  end
end

.execute(args) ⇒ Object 



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# File 'lib/cfer/auster/cli.rb', line 55

def self.execute(args)
  CLI.root.run(args)
end

.generate ⇒ Object 



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# File 'lib/cfer/auster/cli/generate.rb', line 10

def self.generate
  ret = Cri::Command.define do
    name "generate"
    description "Encapsulates generators for Auster."

    CLI.base_options(self)

    flag :h, :help, "show help for this command" do |_, cmd|
      puts cmd.help
      Kernel.exit 0
    end

    run do |_, _, cmd|
      puts cmd.help
      Kernel.exit 0
    end
  end

  ret.add_command(CLI.generate_repo)
  ret.add_command(CLI.generate_step)

  ret
end

.generate_repo ⇒ Object 



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# File 'lib/cfer/auster/cli/generate/repo.rb', line 7

def self.generate_repo
  Cri::Command.define do
    name "repo"
    usage "repo OUTPUT_PATH"
    description "Generates a new Auster plan repo."

    CLI.base_options(self)

    flag :h, :help, "show help for this command" do |_, cmd|
      puts cmd.help
      Kernel.exit 0
    end

    run do |_, _, cmd|
      raise "TODO: implement"
    end
  end
end

.generate_step ⇒ Object 



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# File 'lib/cfer/auster/cli/generate/step.rb', line 7

def self.generate_step
  Cri::Command.define do
    name "step"
    usage "step ##"
    description "Generates a step in the current Auster repo."

    CLI.base_options(self)

    flag :h, :help, "show help for this command" do |_, cmd|
      puts cmd.help
      Kernel.exit 0
    end

    run do |_, _, cmd|
      raise "TODO: implement"
    end
  end
end

.json ⇒ Object 



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# File 'lib/cfer/auster/cli/json.rb', line 9

def self.json
  Cri::Command.define do
    name "json"
    usage "json aws-region/config-set count-or-tag"
    description "Generates the CloudFormation JSON for this step."

    CLI.standard_options(self)

    option :o, :"output-file",
           "Saves the JSON output to a file (otherwise prints to stdout)",
           argument: :required

    run do |opts, args, cmd|
      if args.length < 2
        puts cmd.help
        exit 1
      else
        CLI.repo_from_options(opts) do |repo|
          config_set = repo.config_set(args[0])
          step = repo.step_by_count_or_tag(args[1])

          ret = step.json(config_set)

          if opts[:"output-file"]
            IO.write(opts[:"output-file"], ret)
          else
            puts ret
          end
        end
      end
    end
  end
end

.nuke ⇒ Object 



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# File 'lib/cfer/auster/cli/nuke.rb', line 9

def self.nuke
  Cri::Command.define do
    extend Cfer::Auster::Logging::Mixin

    name "nuke"
    usage "nuke aws-region/config-set"
    description "Destroys ALL AWS RESOURCES related to this config set."

    CLI.standard_options(self)

    flag nil, :force, "bypasses confirmation - use with care!"

    run do |opts, args, cmd|
      if args.length < 1
        puts cmd.help
        exit 1
      else
        CLI.repo_from_options(opts) do |repo|
          config_set = repo.config_set(args[0])

          accepted = !!opts[:force]

          if !accepted && $stdin.tty?
            $stderr.write "\n\n"
            $stderr.write "!!! YOU ARE ABOUT TO DO SOMETHING VERY DRASTIC! !!!\n"
            $stderr.write "You are requesting to destroy ALL STEPS of the config set '#{config_set.full_name}'.\n"
            $stderr.write "If you are certain you wish to do this, please type CONFIRM: "

            input = $stdin.readline.chomp

            if input != "CONFIRM"
              $stderr.write "\n\nInvalid input. Aborting nuke.\n\n"
              Kernel.exit 1
            end

            accepted = true
          end

          unless accepted
            logger.error "You must pass interactive confirmation or use the --force parameter to nuke."
            Kernel.exit 1
          end

          repo.nuke(config_set)

          logger.warn "I really, really hope you meant to do that."
        end
      end
    end
  end
end

.repo_from_options(opts, &block) ⇒ Object 



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# File 'lib/cfer/auster/cli/_shared.rb', line 35

def self.repo_from_options(opts, &block)
  require "cfer/auster/repo"

  repo =
    if opts[:"plan-path"]
      Cfer::Auster::Repo.new(opts[:"plan-path"])
    else
      Cfer::Auster::Repo.discover_from_cwd
    end

  block.call(repo)
end

.root ⇒ Object 



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# File 'lib/cfer/auster/cli.rb', line 17

def self.root
  ret = Cri::Command.define do
    name "auster"
    description "The best way to manage CloudFormation. Ever. (We think.)"

    CLI.base_options(self)

    flag :h, :help, "show help for this command" do |_, cmd|
      puts cmd.help
      Kernel.exit 0
    end

    flag nil, :version, "show version information for this command" do |_, _|
      puts Cfer::Auster::VERSION
      Kernel.exit 0
    end
    flag nil, :"version-json", "show version information for this command in JSON" do |_, _|
      puts JSON.pretty_generate(
        Semantic::Version.new(Cfer::Auster::VERSION).to_h.reject { |_, v| v.nil? }
      )
      Kernel.exit 0
    end

    run do |_, _, cmd|
      puts cmd.help
      Kernel.exit 0
    end
  end

  ret.add_command(CLI.generate)
  ret.add_command(CLI.json)
  ret.add_command(CLI.run)
  ret.add_command(CLI.destroy)
  ret.add_command(CLI.nuke)

  ret
end

.run ⇒ Object 



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# File 'lib/cfer/auster/cli/run.rb', line 9

def self.run
  Cri::Command.define do
    name "run"
    usage "run aws-region/config-set count-or-tag"
    description "Runs this Auster step against your AWS infrastructure."

    CLI.standard_options(self)

    run do |opts, args, cmd|
      if args.length < 2
        puts cmd.help
        exit 1
      else
        CLI.repo_from_options(opts) do |repo|
          config_set = repo.config_set(args[0])
          step = repo.step_by_count_or_tag(args[1])

          step.run(config_set)
        end
      end
    end
  end
end

.standard_options(cmd) ⇒ Object 



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# File 'lib/cfer/auster/cli/_shared.rb', line 16

def self.standard_options(cmd)
  cmd.instance_eval do
    CLI.base_options(cmd)

    flag :h, :help, "show help for this command" do |_, cmd|
      puts cmd.help
      Kernel.exit 0
    end

    option :l, :"log-level",
           "Configures the verbosity of the Auster and Cfer loggers. (default: info)",
           argument: :required

    option :p, :"plan-path",
           "The path to the Auster plan repo that should be used (otherwise searches from pwd)",
           argument: :required
  end
end