pungi/pungi/phases/createiso.py

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2015-02-10 13:19:34 +00:00
# -*- coding: utf-8 -*-
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; version 2 of the License.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU Library General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
import os
import time
import pipes
import random
import shutil
import koji
import productmd.treeinfo
from productmd.images import Image
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from kobo.threads import ThreadPool, WorkerThread
from kobo.shortcuts import run, read_checksum_file, relative_path
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from pungi.wrappers.iso import IsoWrapper
from pungi.wrappers.createrepo import CreaterepoWrapper
from pungi.wrappers.kojiwrapper import KojiWrapper
from pungi.wrappers.jigdo import JigdoWrapper
from pungi.phases.base import PhaseBase
from pungi.util import makedirs, get_volid
from pungi.media_split import MediaSplitter
from pungi.compose_metadata.discinfo import read_discinfo, write_discinfo
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class CreateisoPhase(PhaseBase):
name = "createiso"
def __init__(self, compose):
PhaseBase.__init__(self, compose)
self.pool = ThreadPool(logger=self.compose._logger)
def run(self):
iso = IsoWrapper(logger=self.compose._logger)
symlink_isos_to = self.compose.conf.get("symlink_isos_to", None)
commands = []
for variant in self.compose.get_variants(types=["variant", "layered-product", "optional"], recursive=True):
for arch in variant.arches + ["src"]:
volid = get_volid(self.compose, arch, variant)
os_tree = self.compose.paths.compose.os_tree(arch, variant)
iso_dir = self.compose.paths.compose.iso_dir(arch, variant, symlink_to=symlink_isos_to)
if not iso_dir:
continue
found = False
for root, dirs, files in os.walk(os_tree):
if found:
break
for fn in files:
if fn.endswith(".rpm"):
found = True
break
if not found:
self.compose.log_warning("No RPMs found for %s.%s, skipping ISO" % (variant, arch))
continue
split_iso_data = split_iso(self.compose, arch, variant)
disc_count = len(split_iso_data)
for disc_num, iso_data in enumerate(split_iso_data):
disc_num += 1
# XXX: hardcoded disc_type
iso_path = self.compose.paths.compose.iso_path(arch, variant, disc_type="dvd", disc_num=disc_num, symlink_to=symlink_isos_to)
relative_iso_path = self.compose.paths.compose.iso_path(arch, variant, disc_type="dvd", disc_num=disc_num, create_dir=False, relative=True)
if os.path.isfile(iso_path):
self.compose.log_warning("Skipping mkisofs, image already exists: %s" % iso_path)
continue
iso_name = os.path.basename(iso_path)
graft_points = prepare_iso(self.compose, arch, variant, disc_num=disc_num, disc_count=disc_count, split_iso_data=iso_data)
bootable = self.compose.conf.get("bootable", False)
if arch == "src":
bootable = False
if variant.type != "variant":
bootable = False
cmd = {
"arch": arch,
"variant": variant,
"iso_path": iso_path,
"relative_iso_path": relative_iso_path,
"build_arch": arch,
"bootable": bootable,
"cmd": [],
"label": "", # currently not used
"disc_num": disc_num,
"disc_count": disc_count,
}
if os.path.islink(iso_dir):
cmd["mount"] = os.path.abspath(os.path.join(os.path.dirname(iso_dir), os.readlink(iso_dir)))
chdir_cmd = "cd %s" % pipes.quote(iso_dir)
cmd["cmd"].append(chdir_cmd)
mkisofs_kwargs = {}
if bootable:
buildinstall_method = self.compose.conf["buildinstall_method"]
if buildinstall_method == "lorax":
# TODO: $arch instead of ppc
mkisofs_kwargs["boot_args"] = iso.get_boot_options(arch, "/usr/share/lorax/config_files/ppc")
elif buildinstall_method == "buildinstall":
mkisofs_kwargs["boot_args"] = iso.get_boot_options(arch, "/usr/lib/anaconda-runtime/boot")
# ppc(64) doesn't seem to support utf-8
if arch in ("ppc", "ppc64", "ppc64le"):
mkisofs_kwargs["input_charset"] = None
mkisofs_cmd = iso.get_mkisofs_cmd(iso_name, None, volid=volid, exclude=["./lost+found"], graft_points=graft_points, **mkisofs_kwargs)
mkisofs_cmd = " ".join([pipes.quote(i) for i in mkisofs_cmd])
cmd["cmd"].append(mkisofs_cmd)
if bootable and arch == "x86_64":
isohybrid_cmd = "isohybrid --uefi %s" % pipes.quote(iso_name)
cmd["cmd"].append(isohybrid_cmd)
elif bootable and arch == "i386":
isohybrid_cmd = "isohybrid %s" % pipes.quote(iso_name)
cmd["cmd"].append(isohybrid_cmd)
# implant MD5SUM to iso
isomd5sum_cmd = iso.get_implantisomd5_cmd(iso_name, self.compose.supported)
isomd5sum_cmd = " ".join([pipes.quote(i) for i in isomd5sum_cmd])
cmd["cmd"].append(isomd5sum_cmd)
# compute md5sum, sha1sum, sha256sum
cmd["cmd"].extend(iso.get_checksum_cmds(iso_name))
# create iso manifest
cmd["cmd"].append(iso.get_manifest_cmd(iso_name))
# create jigdo
jigdo = JigdoWrapper(logger=self.compose._logger)
jigdo_dir = self.compose.paths.compose.jigdo_dir(arch, variant)
files = [
{
"path": os_tree,
"label": None,
"uri": None,
}
]
jigdo_cmd = jigdo.get_jigdo_cmd(iso_path, files, output_dir=jigdo_dir, no_servers=True, report="noprogress")
jigdo_cmd = " ".join([pipes.quote(i) for i in jigdo_cmd])
cmd["cmd"].append(jigdo_cmd)
cmd["cmd"] = " && ".join(cmd["cmd"])
commands.append(cmd)
for cmd in commands:
self.pool.add(CreateIsoThread(self.pool))
self.pool.queue_put((self.compose, cmd))
self.pool.start()
def stop(self, *args, **kwargs):
PhaseBase.stop(self, *args, **kwargs)
if self.skip():
return
class CreateIsoThread(WorkerThread):
def fail(self, compose, cmd):
compose.log_error("CreateISO failed, removing ISO: %s" % cmd["iso_path"])
try:
# remove incomplete ISO
os.unlink(cmd["iso_path"])
# TODO: remove jigdo & template & checksums
except OSError:
pass
def process(self, item, num):
compose, cmd = item
mounts = [compose.topdir]
if "mount" in cmd:
mounts.append(cmd["mount"])
runroot = compose.conf.get("runroot", False)
bootable = compose.conf.get("bootable", False)
log_file = compose.paths.log.log_file(cmd["arch"], "createiso-%s" % os.path.basename(cmd["iso_path"]))
msg = "Creating ISO (arch: %s, variant: %s): %s" % (cmd["arch"], cmd["variant"], os.path.basename(cmd["iso_path"]))
self.pool.log_info("[BEGIN] %s" % msg)
if runroot:
# run in a koji build root
packages = ["coreutils", "genisoimage", "isomd5sum", "jigdo", "strace", "lsof"]
if bootable:
buildinstall_method = compose.conf["buildinstall_method"]
if buildinstall_method == "lorax":
packages += ["lorax"]
elif buildinstall_method == "buildinstall":
packages += ["anaconda"]
runroot_channel = compose.conf.get("runroot_channel", None)
runroot_tag = compose.conf["runroot_tag"]
# get info about build arches in buildroot_tag
koji_url = compose.conf["pkgset_koji_url"]
koji_proxy = koji.ClientSession(koji_url)
tag_info = koji_proxy.getTag(runroot_tag)
tag_arches = tag_info["arches"].split(" ")
if not cmd["bootable"]:
if "x86_64" in tag_arches:
# assign non-bootable images to x86_64 if possible
cmd["build_arch"] = "x86_64"
elif cmd["build_arch"] == "src":
# pick random arch from available runroot tag arches
cmd["build_arch"] = random.choice(tag_arches)
koji_wrapper = KojiWrapper(compose.conf["koji_profile"])
koji_cmd = koji_wrapper.get_runroot_cmd(runroot_tag, cmd["build_arch"], cmd["cmd"], channel=runroot_channel, use_shell=True, task_id=True, packages=packages, mounts=mounts)
# avoid race conditions?
# Kerberos authentication failed: Permission denied in replay cache code (-1765328215)
time.sleep(num * 3)
output = koji_wrapper.run_runroot_cmd(koji_cmd, log_file=log_file)
if output["retcode"] != 0:
self.fail(compose, cmd)
raise RuntimeError("Runroot task failed: %s. See %s for more details." % (output["task_id"], log_file))
else:
# run locally
try:
run(cmd["cmd"], show_cmd=True, logfile=log_file)
except:
self.fail(compose, cmd)
raise
iso = IsoWrapper()
img = Image(compose.im)
img.path = cmd["relative_iso_path"]
img.mtime = int(os.stat(cmd["iso_path"]).st_mtime)
img.size = os.path.getsize(cmd["iso_path"])
img.arch = cmd["arch"]
# XXX: HARDCODED
img.type = "dvd"
img.format = "iso"
img.disc_number = cmd["disc_num"]
img.disc_count = cmd["disc_count"]
for checksum_type in ("md5", "sha1", "sha256"):
checksum_path = cmd["iso_path"] + ".%sSUM" % checksum_type.upper()
checksum_value = None
if os.path.isfile(checksum_path):
checksum_value, iso_name = read_checksum_file(checksum_path)[0]
if iso_name != os.path.basename(img.path):
# a bit paranoind check - this should never happen
raise ValueError("Image name doesn't match checksum: %s" % checksum_path)
img.add_checksum(compose.paths.compose.topdir(), checksum_type=checksum_type, checksum_value=checksum_value)
img.bootable = cmd["bootable"]
img.implant_md5 = iso.get_implanted_md5(cmd["iso_path"])
try:
img.volume_id = iso.get_volume_id(cmd["iso_path"])
except RuntimeError:
pass
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compose.im.add(cmd["variant"].uid, cmd["arch"], img)
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# TODO: supported_iso_bit
# add: boot.iso
self.pool.log_info("[DONE ] %s" % msg)
def split_iso(compose, arch, variant):
# XXX: hardcoded
media_size = 4700000000
media_reserve = 10 * 1024 * 1024
ms = MediaSplitter(str(media_size - media_reserve))
os_tree = compose.paths.compose.os_tree(arch, variant)
extra_files_dir = compose.paths.work.extra_files_dir(arch, variant)
# ti_path = os.path.join(os_tree, ".treeinfo")
# ti = productmd.treeinfo.TreeInfo()
# ti.load(ti_path)
# scan extra files to mark them "sticky" -> they'll be on all media after split
extra_files = set()
for root, dirs, files in os.walk(extra_files_dir):
for fn in files:
path = os.path.join(root, fn)
rel_path = relative_path(path, extra_files_dir.rstrip("/") + "/")
extra_files.add(rel_path)
packages = []
all_files = []
all_files_ignore = []
ti = productmd.treeinfo.TreeInfo()
ti.load(os.path.join(os_tree, ".treeinfo"))
boot_iso_rpath = ti.images.images.get(arch, {}).get("boot.iso", None)
if boot_iso_rpath:
all_files_ignore.append(boot_iso_rpath)
compose.log_debug("split_iso all_files_ignore = %s" % ", ".join(all_files_ignore))
for root, dirs, files in os.walk(os_tree):
for dn in dirs[:]:
repo_dir = os.path.join(root, dn)
if repo_dir == os.path.join(compose.paths.compose.repository(arch, variant), "repodata"):
dirs.remove(dn)
for fn in files:
path = os.path.join(root, fn)
rel_path = relative_path(path, os_tree.rstrip("/") + "/")
sticky = rel_path in extra_files
if rel_path in all_files_ignore:
compose.log_info("split_iso: Skipping %s" % rel_path)
continue
if root == compose.paths.compose.packages(arch, variant):
packages.append((path, os.path.getsize(path), sticky))
else:
all_files.append((path, os.path.getsize(path), sticky))
for path, size, sticky in all_files + packages:
ms.add_file(path, size, sticky)
return ms.split()
def prepare_iso(compose, arch, variant, disc_num=1, disc_count=None, split_iso_data=None):
tree_dir = compose.paths.compose.os_tree(arch, variant)
iso_dir = compose.paths.work.iso_dir(arch, variant, disc_num=disc_num)
# modify treeinfo
ti_path = os.path.join(tree_dir, ".treeinfo")
ti = productmd.treeinfo.TreeInfo()
ti.load(ti_path)
ti.media.totaldiscs = disc_count or 1
ti.media.discnum = disc_num
# remove boot.iso from all sections
paths = set()
for platform in ti.images.images:
if "boot.iso" in ti.images.images[platform]:
paths.add(ti.images.images[platform].pop("boot.iso"))
# remove boot.iso from checksums
for i in paths:
if i in ti.checksums.checksums.keys():
del ti.checksums.checksums[i]
# make a copy of isolinux/isolinux.bin, images/boot.img - they get modified when mkisofs is called
for i in ("isolinux/isolinux.bin", "images/boot.img"):
src_path = os.path.join(tree_dir, i)
dst_path = os.path.join(iso_dir, i)
if os.path.exists(src_path):
makedirs(os.path.dirname(dst_path))
shutil.copy2(src_path, dst_path)
if disc_count > 1:
# remove repodata/repomd.xml from checksums, create a new one later
if "repodata/repomd.xml" in ti.checksums.checksums:
del ti.checksums.checksums["repodata/repomd.xml"]
# rebuild repodata
createrepo_c = compose.conf.get("createrepo_c", True)
createrepo_checksum = compose.conf["createrepo_checksum"]
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repo = CreaterepoWrapper(createrepo_c=createrepo_c)
file_list = "%s-file-list" % iso_dir
packages_dir = compose.paths.compose.packages(arch, variant)
file_list_content = []
for i in split_iso_data["files"]:
if not i.endswith(".rpm"):
continue
if not i.startswith(packages_dir):
continue
rel_path = relative_path(i, tree_dir.rstrip("/") + "/")
file_list_content.append(rel_path)
if file_list_content:
# write modified repodata only if there are packages available
run("cp -a %s/repodata %s/" % (pipes.quote(tree_dir), pipes.quote(iso_dir)))
open(file_list, "w").write("\n".join(file_list_content))
cmd = repo.get_createrepo_cmd(tree_dir, update=True, database=True, skip_stat=True, pkglist=file_list, outputdir=iso_dir, workers=3, checksum=createrepo_checksum)
run(cmd)
# add repodata/repomd.xml back to checksums
ti.checksums.add(iso_dir, "repodata/repomd.xml")
new_ti_path = os.path.join(iso_dir, ".treeinfo")
ti.dump(new_ti_path)
# modify discinfo
di_path = os.path.join(tree_dir, ".discinfo")
data = read_discinfo(di_path)
data["disc_numbers"] = [disc_num]
new_di_path = os.path.join(iso_dir, ".discinfo")
write_discinfo(new_di_path, **data)
i = IsoWrapper()
if not disc_count or disc_count == 1:
data = i.get_graft_points([tree_dir, iso_dir])
else:
data = i.get_graft_points([i._paths_from_list(tree_dir, split_iso_data["files"]), iso_dir])
# TODO: /content /graft-points
gp = "%s-graft-points" % iso_dir
i.write_graft_points(gp, data, exclude=["*/lost+found", "*/boot.iso"])
return gp