| #!/usr/bin/env python3 | 
 | # | 
 | # Ubuntu VM testing library | 
 | # | 
 | # Copyright 2017 Red Hat Inc. | 
 | # Copyright 2020 Linaro | 
 | # | 
 | # Authors: | 
 | #  Robert Foley <robert.foley@linaro.org> | 
 | #  Originally based on ubuntu.i386 Fam Zheng <famz@redhat.com> | 
 | # | 
 | # This code is licensed under the GPL version 2 or later.  See | 
 | # the COPYING file in the top-level directory. | 
 |  | 
 | import os | 
 | import subprocess | 
 | import basevm | 
 |  | 
 | class UbuntuVM(basevm.BaseVM): | 
 |  | 
 |     def __init__(self, args, config=None): | 
 |         self.login_prompt = "ubuntu-{}-guest login:".format(self.arch) | 
 |         basevm.BaseVM.__init__(self, args, config) | 
 |  | 
 |     def build_image(self, img): | 
 |         """Build an Ubuntu VM image.  The child class will | 
 |            define the install_cmds to init the VM.""" | 
 |         os_img = self._download_with_cache(self.image_link, | 
 |                                            sha256sum=self.image_sha256) | 
 |         img_tmp = img + ".tmp" | 
 |         subprocess.check_call(["cp", "-f", os_img, img_tmp]) | 
 |         self.exec_qemu_img("resize", img_tmp, "+50G") | 
 |         ci_img = self.gen_cloud_init_iso() | 
 |  | 
 |         self.boot(img_tmp, extra_args = [ "-device", "VGA", "-cdrom", ci_img, ]) | 
 |  | 
 |         # First command we issue is fix for slow ssh login. | 
 |         self.wait_ssh(wait_root=True, | 
 |                       cmd="chmod -x /etc/update-motd.d/*") | 
 |         # Wait for cloud init to finish | 
 |         self.wait_ssh(wait_root=True, | 
 |                       cmd="ls /var/lib/cloud/instance/boot-finished") | 
 |         self.ssh_root("touch /etc/cloud/cloud-init.disabled") | 
 |         # Disable auto upgrades. | 
 |         # We want to keep the VM system state stable. | 
 |         self.ssh_root('sed -ie \'s/"1"/"0"/g\' '\ | 
 |                       '/etc/apt/apt.conf.d/20auto-upgrades') | 
 |         self.ssh_root("sed -ie s/^#\ deb-src/deb-src/g /etc/apt/sources.list") | 
 |  | 
 |         # If the user chooses not to do the install phase, | 
 |         # then we will jump right to the graceful shutdown | 
 |         if self._config['install_cmds'] != "": | 
 |             # Issue the install commands. | 
 |             # This can be overriden by the user in the config .yml. | 
 |             install_cmds = self._config['install_cmds'].split(',') | 
 |             for cmd in install_cmds: | 
 |                 self.ssh_root(cmd) | 
 |         self.graceful_shutdown() | 
 |         os.rename(img_tmp, img) | 
 |         return 0 |