Class: ForemanMaintain::Utils::CommandRunner

Inherits:
Object
  • Object
show all
Defined in:
lib/foreman_maintain/utils/command_runner.rb

Overview

Wrapper around running a command

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(logger, command, options) ⇒ CommandRunner

Returns a new instance of CommandRunner.

Raises:

  • (ArgumentError) 


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# File 'lib/foreman_maintain/utils/command_runner.rb', line 10

def initialize(logger, command, options)
  options.validate_options!(:stdin, :interactive, :valid_exit_statuses, :env)
  options[:valid_exit_statuses] ||= [0]
  options[:env] ||= {}
  @logger = logger
  @command = command
  @stdin = options[:stdin]
  @interactive = options[:interactive]
  @options = options
  @valid_exit_statuses = options[:valid_exit_statuses]
  @env = options[:env]
  raise ArgumentError, 'Can not pass stdin for interactive command' if @interactive && @stdin
end

Instance Attribute Details

#command ⇒ Object (readonly)

Returns the value of attribute command.



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# File 'lib/foreman_maintain/utils/command_runner.rb', line 8

def command
  @command
end

#logger ⇒ Object (readonly)

Returns the value of attribute logger.



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# File 'lib/foreman_maintain/utils/command_runner.rb', line 8

def logger
  @logger
end

Instance Method Details

#execution_error ⇒ Object

Raises:



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# File 'lib/foreman_maintain/utils/command_runner.rb', line 52

def execution_error
  raise Error::ExecutionError.new(@command,
    exit_status,
    @stdin,
    @interactive ? nil : @output)
end

#exit_status ⇒ Object 



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# File 'lib/foreman_maintain/utils/command_runner.rb', line 43

def exit_status
  raise 'Command not yet executed' unless defined? @exit_status
  @exit_status
end

#interactive? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/foreman_maintain/utils/command_runner.rb', line 34

def interactive?
  @interactive
end

#output ⇒ Object 



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# File 'lib/foreman_maintain/utils/command_runner.rb', line 38

def output
  raise 'Command not yet executed' unless defined? @output
  @output
end

#run ⇒ Object 



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# File 'lib/foreman_maintain/utils/command_runner.rb', line 24

def run
  logger&.debug("Running command #{@command} with stdin #{@stdin.inspect}")
  if @interactive
    run_interactively
  else
    run_non_interactively
  end
  logger&.debug("output of the command:\n #{output}")
end

#success? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/foreman_maintain/utils/command_runner.rb', line 48

def success?
  @valid_exit_statuses.include? exit_status
end