1 # Copyright 2016 The Chromium OS Authors. All rights reserved. 2 # Use of this source code is governed by a BSD-style license that can be 3 # found in the LICENSE file. 4 5 import contextlib 6 import dbus 7 import logging 8 import os 9 import subprocess 10 11 from autotest_lib.client.bin import test, utils 12 from autotest_lib.client.common_lib import autotemp, error 13 from autotest_lib.client.common_lib.cros import dbus_send 14 15 16 class vm_CrosVmStart(test.test): 17 """Tests crosvm.""" 18 19 version = 1 20 BUS_NAME = 'org.chromium.ComponentUpdaterService' 21 BUS_PATH = '/org/chromium/ComponentUpdaterService' 22 BUS_INTERFACE = 'org.chromium.ComponentUpdaterService' 23 LOAD_COMPONENT = 'LoadComponent' 24 TERMINA_COMPONENT_NAME = 'cros-termina' 25 USER = 'chronos' 26 27 28 def _load_component(self, name): 29 args = [dbus.String(name)] 30 return dbus_send.dbus_send( 31 self.BUS_NAME, 32 self.BUS_INTERFACE, 33 self.BUS_PATH, 34 self.LOAD_COMPONENT, 35 timeout_seconds=60, 36 user=self.USER, 37 args=args).response 38 39 40 def run_once(self): 41 """ 42 Runs a basic test to see if crosvm starts. 43 """ 44 mnt_path = self._load_component(self.TERMINA_COMPONENT_NAME) 45 if not mnt_path: 46 raise error.TestError('Component Updater LoadComponent failed') 47 kernel_path = mnt_path + '/vm_kernel' 48 rootfs_path = mnt_path + '/vm_rootfs.img' 49 crosvm_socket_path = '/tmp/vm_CrosVmStart.sock' 50 51 # Running /bin/ls as init causes the VM to exit immediately, crosvm 52 # will have a successful exit code. 53 cmd = ['/usr/bin/crosvm', 'run', '-c', '1', '-m', '1024', 54 '--disk', rootfs_path, 55 '--socket', crosvm_socket_path, 56 '-p', 'init=/bin/bash root=/dev/vda ro', 57 kernel_path] 58 proc = subprocess.Popen(cmd) 59 if proc.pid <= 0: 60 raise error.TestFail('Failed: crosvm did not start.') 61 62 # Tell the VM to stop. 63 stop_cmd = ['/usr/bin/crosvm', 'stop', '--socket', crosvm_socket_path] 64 stop_proc = subprocess.Popen(cmd) 65 if stop_proc.pid <= 0: 66 raise error.TestFail('Failed: crosvm stop command failed.') 67 stop_proc.wait(); 68 if stop_proc.returncode == None: 69 raise error.TestFail('Failed: crosvm stop did not exit.') 70 if stop_proc.returncode != 0: 71 raise error.TestFail('Failed: crosvm stop returned an error %d.' % 72 stop_proc.returncode) 73 74 # Wait for the VM to exit. 75 proc.wait() 76 if proc.returncode == None: 77 raise error.TestFail('Failed: crosvm did not exit.') 78 if proc.returncode != 0: 79 raise error.TestFail('Failed: crosvm returned an error %d.' % 80 proc.returncode) 81
