1#!/usr/bin/env python3 2# 3# Ubuntu VM testing library 4# 5# Copyright 2017 Red Hat Inc. 6# Copyright 2020 Linaro 7# 8# Authors: 9# Robert Foley <robert.foley@linaro.org> 10# Originally based on ubuntu.i386 Fam Zheng <famz@redhat.com> 11# 12# This code is licensed under the GPL version 2 or later. See 13# the COPYING file in the top-level directory. 14 15import os 16import subprocess 17import basevm 18 19class UbuntuVM(basevm.BaseVM): 20 21 def __init__(self, args, config=None): 22 self.login_prompt = "ubuntu-{}-guest login:".format(self.arch) 23 basevm.BaseVM.__init__(self, args, config) 24 25 def build_image(self, img): 26 """Build an Ubuntu VM image. The child class will 27 define the install_cmds to init the VM.""" 28 os_img = self._download_with_cache(self.image_link, 29 sha256sum=self.image_sha256) 30 img_tmp = img + ".tmp" 31 subprocess.check_call(["cp", "-f", os_img, img_tmp]) 32 self.exec_qemu_img("resize", img_tmp, "+50G") 33 ci_img = self.gen_cloud_init_iso() 34 35 self.boot(img_tmp, extra_args = [ "-device", "VGA", "-cdrom", ci_img, ]) 36 37 # First command we issue is fix for slow ssh login. 38 self.wait_ssh(wait_root=True, 39 cmd="chmod -x /etc/update-motd.d/*") 40 # Wait for cloud init to finish 41 self.wait_ssh(wait_root=True, 42 cmd="ls /var/lib/cloud/instance/boot-finished") 43 self.ssh_root("touch /etc/cloud/cloud-init.disabled") 44 # Disable auto upgrades. 45 # We want to keep the VM system state stable. 46 self.ssh_root('sed -ie \'s/"1"/"0"/g\' '\ 47 '/etc/apt/apt.conf.d/20auto-upgrades') 48 self.ssh_root("sed -ie s/^#\ deb-src/deb-src/g /etc/apt/sources.list") 49 50 # If the user chooses not to do the install phase, 51 # then we will jump right to the graceful shutdown 52 if self._config['install_cmds'] != "": 53 # Issue the install commands. 54 # This can be overriden by the user in the config .yml. 55 install_cmds = self._config['install_cmds'].split(',') 56 for cmd in install_cmds: 57 self.ssh_root(cmd) 58 self.graceful_shutdown() 59 os.rename(img_tmp, img) 60 return 0 61