Class: Joumae::CLI

Inherits:
Object
  • Object
show all
Includes:
Logging
Defined in:
lib/joumae/cli.rb

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(argv) ⇒ CLI

Returns a new instance of CLI.



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# File 'lib/joumae/cli.rb', line 10

def initialize(argv)
  @argv = argv
end

Class Method Details

.run! ⇒ Object 



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# File 'lib/joumae/cli.rb', line 68

def self.run!
  new(ARGV).run!
end

Instance Method Details

#parse! ⇒ Object 



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# File 'lib/joumae/cli.rb', line 14

def parse!
  argv = @argv.dup

  opt = OptionParser.new
  opt.on('--resource-name VALUE') { |v| @resource_name = v }
  opt.parse!(argv)
  @sub, *@args= argv
  debug [@sub, @args]
end

#print_as_json(&block) ⇒ Object 



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# File 'lib/joumae/cli.rb', line 59

def print_as_json(&block)
  begin
    puts block.call.to_json
  rescue => e
    $stderr.puts "#{e.message} Aborting."
    exit 1
  end
end

#run! ⇒ Object 



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# File 'lib/joumae/cli.rb', line 24

def run!
  parse!

  client = Joumae::Client.create

  case @sub
  when "run"
    cmd = @args.join(" ")
    command = Joumae::Command.new(cmd, resource_name: @resource_name, client: client)
    begin
      command.run!
    rescue Joumae::CommandFailedError => e
      $stderr.puts "#{e.message} Aborting."
      exit e.status
    rescue Joumae::Client::ResourceAlreadyLockedError => e
      $stderr.puts "#{e.message} Aborting."
      exit 1
    end
  when "create"
    print_as_json do
      client.create(@resource_name)
    end
  when "acquire-lock"
    print_as_json do
      client.acquire(@resource_name)
    end
  when "release-lock"
    print_as_json do
      client.release(@resource_name)
    end
  else
    fail "The sub-command #{@sub} does not exist."
  end
end