130 lines
4.4 KiB
Python
130 lines
4.4 KiB
Python
#!/usr/bin/env python
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# Force Python 2 to use float division even for ints
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from __future__ import division
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from __future__ import print_function
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import logging
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import os
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import re
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import sys
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import stacktrain.core.cond_sleep as cs
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import stacktrain.core.download as dl
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import stacktrain.core.keycodes as kc
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import stacktrain.config.general as conf
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import stacktrain.distros.distro as distro
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logger = logging.getLogger(__name__)
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conf.base_install_scripts = "scripts.ubuntu_base"
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conf.distro = "ubuntu"
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# -----------------------------------------------------------------------------
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# Installation from ISO image
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# -----------------------------------------------------------------------------
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class ISOImage(distro.GenericISOImage):
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def __init__(self, arch="amd64"):
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super(ISOImage, self).__init__()
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self.arch = arch
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if arch == "amd64":
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self.release_name = "ubuntu-18.04-amd64"
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self.url = ("http://cdimage.ubuntu.com/releases/18.04/release/"
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"ubuntu-18.04.2-server-amd64.iso")
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self.md5 = "34416ff83179728d54583bf3f18d42d2"
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# ostype used by VirtualBox to choose icon and flags (64-bit,
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# IOAPIC)
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conf.vbox_ostype = "Ubuntu_64"
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elif arch == "i386":
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logger.error("Arch: i386 unsupported in bionic. Aborting.")
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sys.exit(1)
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else:
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logger.error("Unknown arch: %s. Aborting.", arch)
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sys.exit(1)
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# Fallback function to find current ISO image in case the file in ISO_URL
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# is neither on the disk nor at the configured URL. This mechanism was
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# added because old Ubuntu ISOs are removed from the server as soon as a
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# new ISO appears.
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def update_iso_image_variables(self):
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# Get matching line from distro repo's MD5SUMS file, e.g.
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# "9e5fecc94b3925bededed0fdca1bd417 *ubuntu-14.04.3-server-amd64.iso"
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md5_url = os.path.join(self.url_base, "MD5SUMS")
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logger.debug("About to download MD5SUM from %s", md5_url)
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try:
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txt = dl.downloader.download(md5_url)
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except EnvironmentError:
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logger.error("Can't find newer ISO image. Aborting.")
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sys.exit(1)
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if self.arch == "amd64":
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ma = re.search(r"(.*) \*{0,1}(.*server-amd64.iso)", txt)
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if ma:
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self.md5 = ma.group(1)
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self.name = ma.group(2)
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logger.info("Using new ISO image:\n\t%s\n\t%s", self.name,
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self.md5)
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else:
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logger.error("Failed to update ISO location. Exiting.")
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sys.exit(1)
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logger.info("New ISO URL:\n\t%s", self.url)
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PRESEED_HOST_DIR = ("https://opendev.org/openstack/training-labs/raw/branch/"
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"master/labs/osbash/lib/osbash/netboot/")
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PRESEED_URL = {}
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PRESEED_URL['ssh'] = PRESEED_HOST_DIR + "preseed-ssh-v6.cfg"
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PRESEED_URL['shared_folder'] = PRESEED_HOST_DIR + "preseed-vbadd-v7.cfg"
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PRESEED_URL['all'] = PRESEED_HOST_DIR + "preseed-all-v7.cfg"
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# Arguments for ISO image installer
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_BOOT_ARGS = ("/install/vmlinuz"
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" noapic"
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" debian-installer/allow_unauthenticated_ssl=true"
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" preseed/url=%s"
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" debian-installer=en_US"
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" auto=true"
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" locale=en_US"
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" hostname=osbash"
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" fb=false"
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" debconf/frontend=noninteractive"
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" keyboard-configuration/modelcode=SKIP"
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" initrd=/install/initrd.gz"
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" console-setup/ask_detect=false")
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def distro_start_installer(config):
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"""Boot the ISO image operating system installer"""
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preseed = PRESEED_URL[conf.vm_access]
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logger.debug("Using %s", preseed)
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boot_args = _BOOT_ARGS % preseed
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if conf.vm_proxy:
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boot_args += " mirror/http/proxy=%s http_proxy=%s" % (conf.vm_proxy,
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conf.vm_proxy)
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logger.debug("Choosing installer expert mode.")
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kc.keyboard_send_enter(config.vm_name)
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kc.keyboard_send_f6(config.vm_name)
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kc.keyboard_send_escape(config.vm_name)
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logger.debug("Clearing default boot arguments.")
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for _ in range(83):
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kc.keyboard_send_backspace(config.vm_name)
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logger.debug("Pushing boot command line: %s" , boot_args)
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kc.keyboard_send_string(config.vm_name, boot_args)
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logger.info("Initiating boot sequence for %s.", config.vm_name)
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kc.keyboard_send_enter(config.vm_name)
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