pungi/pungi/phases/image_build.py

254 lines
11 KiB
Python
Raw Normal View History

# -*- coding: utf-8 -*-
import copy
import os
import time
from kobo import shortcuts
from pungi.util import makedirs, get_mtime, get_file_size, failable
from pungi.util import translate_path, get_repo_urls, version_generator
from pungi.phases import base
from pungi.linker import Linker
from pungi.wrappers.kojiwrapper import KojiWrapper
from kobo.threads import ThreadPool, WorkerThread
from kobo.shortcuts import force_list
from productmd.images import Image
# This is a mapping from formats to file extensions. The format is what koji
# image-build command expects as argument, and the extension is what the file
# name will be ending with. The extensions are used to filter out which task
# results will be pulled into the compose.
EXTENSIONS = {
'docker': 'tar.gz',
'liveimg-squashfs': 'liveimg.squashfs',
'qcow': 'qcow',
'qcow2': 'qcow2',
'raw': 'raw',
'raw-xz': 'raw.xz',
'rhevm-ova': 'rhevm.ova',
'tar-gz': 'tar.gz',
'vagrant-hyperv': 'vagrant-hyperv.box',
'vagrant-libvirt': 'vagrant-libvirt.box',
'vagrant-virtualbox': 'vagrant-virtualbox.box',
'vagrant-vmware-fusion': 'vagrant-vmware-fusion.box',
'vdi': 'vdi',
'vmdk': 'vdmk',
'vpc': 'vhd',
'vsphere-ova': 'vsphere.ova',
}
class ImageBuildPhase(base.PhaseLoggerMixin, base.ImageConfigMixin, base.ConfigGuardedPhase):
"""class for wrapping up koji image-build"""
name = "image_build"
def __init__(self, compose):
super(ImageBuildPhase, self).__init__(compose)
self.pool = ThreadPool(logger=self.logger)
def _get_install_tree(self, image_conf, variant):
"""
Get a path to os tree for a variant specified in `install_tree_from` or
current variant. If the config is set, it will be removed from the
dict.
"""
if variant.type != 'variant':
# Buildinstall only runs for top-level variants. Nested variants
# need to re-use install tree from parent.
variant = variant.parent
install_tree_from = image_conf.pop('install_tree_from', variant.uid)
if '://' in install_tree_from:
return install_tree_from
install_tree_source = self.compose.all_variants.get(install_tree_from)
if not install_tree_source:
raise RuntimeError(
'There is no variant %s to get install tree from when building image for %s.'
% (install_tree_from, variant.uid))
return translate_path(
self.compose,
self.compose.paths.compose.os_tree('$arch', install_tree_source, create_dir=False)
)
def _get_repo(self, image_conf, variant):
"""
Get a comma separated list of repos. First included are those
explicitly listed in config, followed by by repo for current variant
if it's not included in the list already.
"""
repos = shortcuts.force_list(image_conf.get('repo', []))
if not variant.is_empty and variant.uid not in repos:
repos.append(variant.uid)
return ",".join(get_repo_urls(self.compose, repos, arch='$arch'))
def _get_arches(self, image_conf, arches):
if 'arches' in image_conf['image-build']:
arches = set(image_conf['image-build'].get('arches', [])) & arches
return sorted(arches)
def _set_release(self, image_conf):
"""If release is set explicitly to None, replace it with date and respin."""
if 'release' in image_conf:
image_conf['release'] = (version_generator(self.compose, image_conf['release']) or
self.compose.image_release)
def run(self):
for variant in self.compose.get_variants():
arches = set([x for x in variant.arches if x != 'src'])
for image_conf in self.get_config_block(variant):
# We will modify the data, so we need to make a copy to
# prevent problems in next iteration where the original
# value is needed.
image_conf = copy.deepcopy(image_conf)
# image_conf is passed to get_image_build_cmd as dict
image_conf["image-build"]['arches'] = self._get_arches(image_conf, arches)
if not image_conf["image-build"]['arches']:
continue
# Replace possible ambiguous ref name with explicit hash.
ksurl = self.get_ksurl(image_conf['image-build'])
if ksurl:
image_conf["image-build"]['ksurl'] = ksurl
image_conf["image-build"]["variant"] = variant
image_conf["image-build"]["install_tree"] = self._get_install_tree(image_conf['image-build'], variant)
release = self.get_release(image_conf['image-build'])
if release:
image_conf['image-build']['release'] = release
image_conf['image-build']['version'] = self.get_version(image_conf['image-build'])
image_conf['image-build']['target'] = self.get_config(image_conf['image-build'], 'target')
# Pungi config can either contain old [(format, suffix)], or
# just list of formats, or a single format.
formats = []
for format in force_list(image_conf["image-build"]["format"]):
formats.append(format[0] if isinstance(format, tuple) else format)
image_conf["image-build"]["format"] = formats
image_conf["image-build"]['repo'] = self._get_repo(image_conf['image-build'], variant)
can_fail = image_conf['image-build'].pop('failable', [])
if can_fail == ['*']:
can_fail = image_conf['image-build']['arches']
if can_fail:
image_conf['image-build']['can_fail'] = sorted(can_fail)
cmd = {
"image_conf": image_conf,
"conf_file": self.compose.paths.work.image_build_conf(
image_conf["image-build"]['variant'],
image_name=image_conf["image-build"]['name'],
image_type='-'.join(formats),
arches=image_conf["image-build"]['arches'],
),
"image_dir": self.compose.paths.compose.image_dir(variant),
"relative_image_dir": self.compose.paths.compose.image_dir(
variant, relative=True
),
"link_type": self.compose.conf["link_type"],
"scratch": image_conf['image-build'].pop('scratch', False),
}
self.pool.add(CreateImageBuildThread(self.pool))
self.pool.queue_put((self.compose, cmd))
self.pool.start()
class CreateImageBuildThread(WorkerThread):
def fail(self, compose, cmd):
self.pool.log_error("CreateImageBuild failed.")
def process(self, item, num):
compose, cmd = item
variant = cmd["image_conf"]["image-build"]["variant"]
subvariant = cmd["image_conf"]["image-build"].get("subvariant", variant.uid)
self.failable_arches = cmd["image_conf"]['image-build'].get('can_fail', '')
self.can_fail = self.failable_arches == cmd['image_conf']['image-build']['arches']
with failable(compose, self.can_fail, variant, '*', 'image-build', subvariant,
logger=self.pool._logger):
self.worker(num, compose, variant, subvariant, cmd)
def worker(self, num, compose, variant, subvariant, cmd):
arches = cmd["image_conf"]["image-build"]['arches']
formats = '-'.join(cmd['image_conf']['image-build']['format'])
dash_arches = '-'.join(arches)
log_file = compose.paths.log.log_file(
dash_arches,
"imagebuild-%s-%s-%s" % (variant.uid, subvariant, formats)
)
msg = ("Creating image (formats: %s, arches: %s, variant: %s, subvariant: %s)"
% (formats, dash_arches, variant, subvariant))
self.pool.log_info("[BEGIN] %s" % msg)
koji_wrapper = KojiWrapper(compose.conf["koji_profile"])
# writes conf file for koji image-build
self.pool.log_info("Writing image-build config for %s.%s into %s" % (
variant, dash_arches, cmd["conf_file"]))
koji_cmd = koji_wrapper.get_image_build_cmd(cmd["image_conf"],
conf_file_dest=cmd["conf_file"],
scratch=cmd['scratch'])
# avoid race conditions?
# Kerberos authentication failed: Permission denied in replay cache code (-1765328215)
time.sleep(num * 3)
output = koji_wrapper.run_blocking_cmd(koji_cmd, log_file=log_file)
self.pool.log_debug("build-image outputs: %s" % (output))
if output["retcode"] != 0:
self.fail(compose, cmd)
raise RuntimeError("ImageBuild task failed: %s. See %s for more details."
% (output["task_id"], log_file))
# copy image to images/
image_infos = []
paths = koji_wrapper.get_image_paths(output["task_id"])
for arch, paths in paths.items():
for path in paths:
for format in cmd['image_conf']['image-build']['format']:
suffix = EXTENSIONS[format]
if path.endswith(suffix):
image_infos.append({'path': path, 'suffix': suffix, 'type': format, 'arch': arch})
break
# The usecase here is that you can run koji image-build with multiple --format
# It's ok to do it serialized since we're talking about max 2 images per single
# image_build record
linker = Linker(logger=self.pool._logger)
for image_info in image_infos:
image_dir = cmd["image_dir"] % {"arch": image_info['arch']}
makedirs(image_dir)
relative_image_dir = cmd["relative_image_dir"] % {"arch": image_info['arch']}
# let's not change filename of koji outputs
image_dest = os.path.join(image_dir, os.path.basename(image_info['path']))
linker.link(image_info['path'], image_dest, link_type=cmd["link_type"])
# Update image manifest
img = Image(compose.im)
img.type = image_info['type']
img.format = image_info['suffix']
img.path = os.path.join(relative_image_dir, os.path.basename(image_dest))
img.mtime = get_mtime(image_dest)
img.size = get_file_size(image_dest)
img.arch = image_info['arch']
img.disc_number = 1 # We don't expect multiple disks
img.disc_count = 1
img.bootable = False
img.subvariant = subvariant
setattr(img, 'can_fail', self.can_fail)
setattr(img, 'deliverable', 'image-build')
compose.im.add(variant=variant.uid, arch=image_info['arch'], image=img)
self.pool.log_info("[DONE ] %s (task id: %s)" % (msg, output['task_id']))