Class: SpecInfra::Backend::Lxc

Inherits:
Exec
  • Object
show all
Defined in:
lib/specinfra/backend/lxc.rb

Instance Method Summary collapse

Methods inherited from Exec

#check_executable, #check_monitored_by_monit, #check_mounted, #check_os, #check_readable, #check_routing_table, #check_running, #check_writable, #run_with_no_ruby_environment

Methods inherited from Base

#check_zero, #commands, #method_missing, #set_commands, #set_example

Dynamic Method Handling

This class handles dynamic methods through the method_missing method in the class SpecInfra::Backend::Base

Instance Method Details

#add_pre_command(cmd) ⇒ Object 



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# File 'lib/specinfra/backend/lxc.rb', line 22

def add_pre_command(cmd)
  cmd
end

#build_command(cmd) ⇒ Object 



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# File 'lib/specinfra/backend/lxc.rb', line 18

def build_command(cmd)
  cmd
end

#copy_file(from, to) ⇒ Object 



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# File 'lib/specinfra/backend/lxc.rb', line 26

def copy_file(from, to)
  begin
    FileUtils.cp(from, File.join(ct.config_item('lxc.rootfs'), to))
  rescue => e
    return false
  end
  true
end

#ct ⇒ Object 



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# File 'lib/specinfra/backend/lxc.rb', line 35

def ct
  @ct ||= ::LXC::Container.new(RSpec.configuration.lxc)
end

#run_command(cmd, opts = {}) ⇒ Object 



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# File 'lib/specinfra/backend/lxc.rb', line 5

def run_command(cmd, opts={})
  cmd = build_command(cmd)
  cmd = add_pre_command(cmd)
  out, ret = ct.execute do
               out = `#{cmd}`
               [out, $?.dup]
             end
  if @example
    @example.metadata[:command] = cmd
    @example.metadata[:stdout]  = out
  end
  CommandResult.new :stdout => out, :exit_status => ret.exitstatus
end