class Specinfra::Backend::Cmd

Public Instance Methods

check_os() click to toggle source
# File lib/specinfra/backend/cmd.rb, line 37
def check_os
  # Dirty hack for specs
  'Windows'
end
execute_script(script) click to toggle source
# File lib/specinfra/backend/cmd.rb, line 24
def execute_script script
  if Open3.respond_to? :capture3
    stdout, stderr, status = Open3.capture3(script)
    # powershell still exits with 0 even if there are syntax errors, although it spits the error out into stderr
    # so we have to resort to return an error exit code if there is anything in the standard error
    status = 1 if status == 0 and !stderr.empty?
    { :stdout => stdout, :stderr => stderr, :status => status }
  else
    stdout = `#{script} 2>&1`
    { :stdout => stdout, :stderr => nil, :status => $? }
  end
end
os_info() click to toggle source
# File lib/specinfra/backend/cmd.rb, line 8
def os_info
  { :family => 'windows', :release => nil, :arch => nil }
end
run_command(cmd, opts={}) click to toggle source
# File lib/specinfra/backend/cmd.rb, line 12
def run_command(cmd, opts={})
  script = create_script(cmd)
  result = execute_script %Q{#{powershell} -encodedCommand #{encode_script(script)}}

  if @example
    @example.metadata[:command] = script
    @example.metadata[:stdout]  = result[:stdout] + result[:stderr]
  end
  CommandResult.new :stdout => result[:stdout], :stderr => result[:stderr],
    :exit_status => result[:status]
end

Private Instance Methods

find_powershell(dirs) click to toggle source
# File lib/specinfra/backend/cmd.rb, line 62
def find_powershell(dirs)
  ( dirs.map { |dir| "#{ENV['WINDIR']}\\#{dir}\\WindowsPowerShell\\v1.0\\powershell.exe" } ).find { |exe| File.exists?(exe) } || 'powershell'
end
powershell() click to toggle source
# File lib/specinfra/backend/cmd.rb, line 44
def powershell
  architecture = @example.metadata[:architecture] || get_config(:architecture)

  case architecture
  when :i386 then x86_powershell
  when :x86_64 then x64_powershell
  else raise ArgumentError, "invalid architecture [#{architecture}]"
  end
end
x64_powershell() click to toggle source
# File lib/specinfra/backend/cmd.rb, line 54
def x64_powershell
  find_powershell(%w(sysnative system32))
end
x86_powershell() click to toggle source
# File lib/specinfra/backend/cmd.rb, line 58
def x86_powershell
  find_powershell(%w(syswow64 system32))
end