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##############################################################################
# Copyright (c) 2017 Tim Rozet (trozet@redhat.com) and others.
#
# All rights reserved. This program and the accompanying materials
# are made available under the terms of the Apache License, Version 2.0
# which accompanies this distribution, and is available at
# http://www.apache.org/licenses/LICENSE-2.0
##############################################################################
# Used to modify undercloud qcow2 image
import logging
import json
import os
import subprocess
from apex.common import constants as con
from apex.common import utils
from apex.virtual import utils as virt_utils
def add_upstream_packages(image):
"""
Adds required base upstream packages to Undercloud for deployment
:param image:
:return: None
"""
virt_ops = list()
pkgs = [
'epel-release',
'openstack-utils',
'python2-networking-sfc',
'openstack-ironic-inspector',
'subunit-filters',
'docker-distribution',
'openstack-tripleo-validations',
'libguestfs-tools',
'python-tripleoclient',
'openstack-tripleo-heat-templates'
]
# Remove incompatible python-docker version
virt_ops.append({con.VIRT_RUN_CMD: "yum remove -y python-docker-py"})
for pkg in pkgs:
virt_ops.append({con.VIRT_INSTALL: pkg})
virt_utils.virt_customize(virt_ops, image)
def inject_calipso_installer(tmp_dir, image):
"""
Downloads calipso installer script from artifacts.opnfv.org
and puts it under /root/ for further installation process.
:return:
"""
calipso_file = os.path.basename(con.CALIPSO_INSTALLER_URL)
calipso_url = con.CALIPSO_INSTALLER_URL.replace(calipso_file, '')
utils.fetch_upstream_and_unpack(tmp_dir, calipso_url, [calipso_file])
virt_ops = [
{con.VIRT_UPLOAD: "{}/{}:/root/".format(tmp_dir, calipso_file)}]
virt_utils.virt_customize(virt_ops, image)
logging.info("Calipso injected into {}".format(image))
# TODO(trozet): add unit testing for calipso injector
# TODO(trozet): add rest of build for undercloud here as well
def update_repos(image, branch):
virt_ops = [
{con.VIRT_RUN_CMD: "rm -f /etc/yum.repos.d/delorean*"},
{con.VIRT_RUN_CMD: "yum-config-manager --add-repo "
"https://trunk.rdoproject.org/centos7/{}"
"/delorean.repo".format(con.RDO_TAG)},
{con.VIRT_RUN_CMD: "yum clean all"},
{con.VIRT_INSTALL: "python2-tripleo-repos"},
{con.VIRT_RUN_CMD: "tripleo-repos -b {} {} ceph".format(branch,
con.RDO_TAG)}
]
virt_utils.virt_customize(virt_ops, image)
def expand_disk(image, desired_size=50):
"""
Expands a disk image to desired_size in GigaBytes
:param image: image to resize
:param desired_size: desired size in GB
:return: None
"""
# there is a lib called vminspect which has some dependencies and is
# not yet available in pip. Consider switching to this lib later.
try:
img_out = json.loads(subprocess.check_output(
['qemu-img', 'info', '--output=json', image],
stderr=subprocess.STDOUT).decode())
disk_gb_size = int(img_out['virtual-size'] / 1000000000)
if disk_gb_size < desired_size:
logging.info("Expanding disk image: {}. Current size: {} is less"
"than require size: {}".format(image, disk_gb_size,
desired_size))
diff_size = desired_size - disk_gb_size
subprocess.check_call(['qemu-img', 'resize', image,
"+{}G".format(diff_size)],
stderr=subprocess.STDOUT)
except (subprocess.CalledProcessError, json.JSONDecodeError, KeyError) \
as e:
logging.warning("Unable to resize disk, disk may not be large "
"enough: {}".format(e))
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