ruby-lxc/test/test_lxc_running.rb
2014-02-11 08:45:58 -02:00

119 lines
2.9 KiB
Ruby

$:.unshift File.expand_path(File.join(File.dirname(__FILE__), 'lib'))
require 'test/unit'
require 'tempfile'
require 'lxc'
class TestLXCRunning < Test::Unit::TestCase
def setup
if Process::Sys::geteuid != 0
raise 'This test must be ran as root'
end
@name = 'test'
@container = LXC::Container.new(@name)
@container.create('ubuntu') unless @container.defined?
@container.start
end
def teardown
begin
@container.shutdown(3)
rescue LXC::Error
if @container.running?
@container.stop
@container.wait(:stopped, 3)
end
end
assert(!@container.running?)
end
def test_container_running
@container.wait(:running, 3)
assert(@container.init_pid > 1)
assert(@container.running?)
assert_equal(:running, @container.state)
end
def test_container_config_item
key = 'lxc.network.0.type'
assert_equal('veth', @container.running_config_item(key))
end
def test_container_interfaces
assert_equal(['eth0', 'lo'], @container.interfaces.sort)
end
def test_container_ip_addresses
ips = nil
10.times do
ips = @container.ip_addresses
break unless ips.empty?
sleep 1
end
assert(ips.length > 0)
path = "/tmp/tc_lxc_running_ifconfig_eth0.#{Process.pid}"
file = File.open(path, 'w+')
begin
opts = {
:wait => true,
:stdout => file,
:namespaces => LXC::CLONE_NEWNET | LXC::CLONE_NEWUTS,
}
@container.attach(opts) do
LXC.run_command('ifconfig eth0')
end
file.rewind
assert_match(/^eth0\s+Link\sencap:Ethernet\s+HWaddr\s/, file.readline)
ensure
file.close
File.unlink(path)
end
end
def test_container_cgroups
max_mem = @container.cgroup_item('memory.max_usage_in_bytes')
cur_lim = @container.cgroup_item('memory.limit_in_bytes')
assert_nothing_raised(LXC::Error) do
@container.set_cgroup_item('memory.limit_in_bytes', max_mem)
end
assert_not_equal(cur_lim, @container.cgroup_item('memory.limit_in_bytes'))
end
def test_container_freeze
@container.freeze
@container.wait(:frozen, 3)
assert(@container.init_pid > 1)
assert(@container.running?)
assert_equal(:frozen, @container.state)
@container.unfreeze
@container.wait(:running, 3)
assert(@container.init_pid > 1)
assert(@container.running?)
assert_equal(:running, @container.state)
end
def test_container_clone
teardown
assert_nil(@container.init_pid)
assert(!@container.running?)
assert_equal(:stopped, @container.state)
assert_nothing_raised do
begin
clone = @container.clone('test_clone')
clone.start
clone.stop
ensure
clone.destroy
end
end
end
def test_container_listed
containers = LXC.list_containers
assert(containers.length > 0)
assert(containers.include?(@name))
end
end