Module: Train::Platforms::Detect::Helpers::OSCommon

Includes:
Linux, Windows
Included in:
Scanner
Defined in:
lib/train/platforms/detect/helpers/os_common.rb

Instance Method Summary collapse

Methods included from Windows

#detect_windows, #read_wmic, #read_wmic_cpu

Methods included from Linux

#linux_os_release, #lsb_config, #lsb_release, #parse_os_release_info, #read_linux_lsb, #redhatish_platform, #redhatish_version

Instance Method Details

#command_output(cmd) ⇒ Object 



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# File 'lib/train/platforms/detect/helpers/os_common.rb', line 35

def command_output(cmd)
  res = @backend.run_command(cmd).stdout
  res.strip! unless res.nil?
  res
end

#ruby_host_os(regex) ⇒ Object 



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# File 'lib/train/platforms/detect/helpers/os_common.rb', line 12

def ruby_host_os(regex)
  ::RbConfig::CONFIG['host_os'] =~ regex
end

#unix_file_contents(path) ⇒ Object 



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# File 'lib/train/platforms/detect/helpers/os_common.rb', line 21

def unix_file_contents(path)
  # keep a log of files incase multiple checks call the same one
  return @files[path] if @files.key?(path)

  res = @backend.run_command("test -f #{path} && cat #{path}")
  # ignore files that can't be read
  @files[path] = res.exit_status.zero? ? res.stdout : nil
  @files[path]
end

#unix_file_exist?(path) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/train/platforms/detect/helpers/os_common.rb', line 31

def unix_file_exist?(path)
  @backend.run_command("test -f #{path}").exit_status.zero?
end

#unix_uname_m ⇒ Object 



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# File 'lib/train/platforms/detect/helpers/os_common.rb', line 51

def unix_uname_m
  return @uname[:m] if @uname.key?(:m)
  @uname[:m] = command_output('uname -m')
end

#unix_uname_r ⇒ Object 



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# File 'lib/train/platforms/detect/helpers/os_common.rb', line 46

def unix_uname_r
  return @uname[:r] if @uname.key?(:r)
  @uname[:r] = command_output('uname -r')
end

#unix_uname_s ⇒ Object 



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# File 'lib/train/platforms/detect/helpers/os_common.rb', line 41

def unix_uname_s
  return @uname[:s] if @uname.key?(:s)
  @uname[:s] = command_output('uname -s')
end

#winrm? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/train/platforms/detect/helpers/os_common.rb', line 16

def winrm?
  Object.const_defined?('Train::Transports::WinRM::Connection') &&
    @backend.class == Train::Transports::WinRM::Connection
end