def make_livecd(opts, mount_dir, work_dir):
"""
Take the content from the disk image and make a livecd out of it
:param opts: options passed to livemedia-creator
:type opts: argparse options
:param str mount_dir: Directory tree to compress
:param str work_dir: Output compressed image to work_dir+images/install.img
This uses wwood's squashfs live initramfs method:
* put the real / into LiveOS/rootfs.img
* make a squashfs of the LiveOS/rootfs.img tree
* This is loaded by dracut when the cmdline is passed to the kernel:
root=live:CDLABEL=<volid> rd.live.image
"""
kernel_arch = get_arch(mount_dir)
arch = ArchData(kernel_arch)
# TODO: Need to get release info from someplace...
product = DataHolder(name=opts.project, version=opts.releasever, release="",
variant="", bugurl="", isfinal=False)
# Link /images to work_dir/images to make the templates happy
if os.path.islink(joinpaths(mount_dir, "images")):
os.unlink(joinpaths(mount_dir, "images"))
execWithRedirect("/bin/ln", ["-s", joinpaths(work_dir, "images"),
joinpaths(mount_dir, "images")])
# The templates expect the config files to be in /tmp/config_files
# I think these should be release specific, not from lorax, but for now
configdir = joinpaths(opts.lorax_templates,"live/config_files/")
configdir_path = "tmp/config_files"
fullpath = joinpaths(mount_dir, configdir_path)
if os.path.exists(fullpath):
remove(fullpath)
copytree(configdir, fullpath)
isolabel = opts.volid or "{0.name}-{0.version}-{1.basearch}".format(product, arch)
if len(isolabel) > 32:
isolabel = isolabel[:32]
log.warning("Truncating isolabel to 32 chars: %s", isolabel)
tb = TreeBuilder(product=product, arch=arch, domacboot=opts.domacboot,
inroot=mount_dir, outroot=work_dir,
runtime=RUNTIME, isolabel=isolabel,
templatedir=joinpaths(opts.lorax_templates,"live/"),
extra_boot_args=opts.extra_boot_args)
log.info("Rebuilding initrds")
if not opts.dracut_args:
dracut_args = DRACUT_DEFAULT
else:
dracut_args = []
for arg in opts.dracut_args:
dracut_args += arg.split(" ", 1)
log.info("dracut args = %s", dracut_args)
tb.rebuild_initrds(add_args=dracut_args)
log.info("Building boot.iso")
tb.build()
return work_dir
def run(self,
dbo,
product,
version,
release,
variant="",
bugurl="",
isfinal=False,
workdir=None,
outputdir=None,
buildarch=None,
volid=None,
domacboot=True,
doupgrade=True,
remove_temp=False,
installpkgs=None,
excludepkgs=None,
size=2,
add_templates=None,
add_template_vars=None,
add_arch_templates=None,
add_arch_template_vars=None,
verify=True):
assert self._configured
installpkgs = installpkgs or []
excludepkgs = excludepkgs or []
if domacboot:
try:
runcmd(["rpm", "-q", "hfsplus-tools"])
except CalledProcessError:
logger.critical(
"you need to install hfsplus-tools to create mac images")
sys.exit(1)
# set up work directory
self.workdir = workdir or tempfile.mkdtemp(prefix="pylorax.work.")
if not os.path.isdir(self.workdir):
os.makedirs(self.workdir)
# set up log directory
logdir = self.conf.get("lorax", "logdir")
if not os.path.isdir(logdir):
os.makedirs(logdir)
self.init_stream_logging()
self.init_file_logging(logdir)
logger.debug("version is %s", vernum)
logger.debug("using work directory %s", self.workdir)
logger.debug("using log directory %s", logdir)
# set up output directory
self.outputdir = outputdir or tempfile.mkdtemp(prefix="pylorax.out.")
if not os.path.isdir(self.outputdir):
os.makedirs(self.outputdir)
logger.debug("using output directory %s", self.outputdir)
# do we have root privileges?
logger.info("checking for root privileges")
if not os.geteuid() == 0:
logger.critical("no root privileges")
sys.exit(1)
# is selinux disabled?
# With selinux in enforcing mode the rpcbind package required for
# dracut nfs module, which is in turn required by anaconda module,
# will not get installed, because it's preinstall scriptlet fails,
# resulting in an incomplete initial ramdisk image.
# The reason is that the scriptlet runs tools from the shadow-utils
# package in chroot, particularly groupadd and useradd to add the
# required rpc group and rpc user. This operation fails, because
# the selinux context on files in the chroot, that the shadow-utils
# tools need to access (/etc/group, /etc/passwd, /etc/shadow etc.),
# is wrong and selinux therefore disallows access to these files.
logger.info("checking the selinux mode")
if selinux.is_selinux_enabled() and selinux.security_getenforce():
logger.critical("selinux must be disabled or in Permissive mode")
sys.exit(1)
# do we have a proper dnf base object?
logger.info("checking dnf base object")
if not isinstance(dbo, dnf.Base):
logger.critical("no dnf base object")
sys.exit(1)
self.inroot = dbo.conf.installroot
logger.debug("using install root: %s", self.inroot)
if not buildarch:
buildarch = get_buildarch(dbo)
logger.info("setting up build architecture")
self.arch = ArchData(buildarch)
for attr in ('buildarch', 'basearch', 'libdir'):
logger.debug("self.arch.%s = %s", attr, getattr(self.arch, attr))
logger.info("setting up build parameters")
self.product = DataHolder(name=product,
version=version,
release=release,
variant=variant,
bugurl=bugurl,
isfinal=isfinal)
logger.debug("product data: %s", self.product)
# NOTE: if you change isolabel, you need to change pungi to match, or
# the pungi images won't boot.
isolabel = volid or "%s-%s-%s" % (
self.product.name, self.product.version, self.arch.basearch)
if len(isolabel) > 32:
logger.fatal("the volume id cannot be longer than 32 characters")
sys.exit(1)
# NOTE: rb.root = dbo.conf.installroot (== self.inroot)
rb = RuntimeBuilder(product=self.product,
arch=self.arch,
dbo=dbo,
templatedir=self.templatedir,
installpkgs=installpkgs,
excludepkgs=excludepkgs,
add_templates=add_templates,
add_template_vars=add_template_vars)
logger.info("installing runtime packages")
rb.install()
# write .buildstamp
buildstamp = BuildStamp(self.product.name, self.product.version,
self.product.bugurl, self.product.isfinal,
self.arch.buildarch, self.product.variant)
buildstamp.write(joinpaths(self.inroot, ".buildstamp"))
if self.debug:
rb.writepkglists(joinpaths(logdir, "pkglists"))
rb.writepkgsizes(joinpaths(logdir, "original-pkgsizes.txt"))
logger.info("doing post-install configuration")
rb.postinstall()
# write .discinfo
discinfo = DiscInfo(self.product.release, self.arch.basearch)
discinfo.write(joinpaths(self.outputdir, ".discinfo"))
logger.info("backing up installroot")
installroot = joinpaths(self.workdir, "installroot")
linktree(self.inroot, installroot)
logger.info("generating kernel module metadata")
rb.generate_module_data()
logger.info("cleaning unneeded files")
rb.cleanup()
if verify:
logger.info("verifying the installroot")
if not rb.verify():
sys.exit(1)
else:
logger.info("Skipping verify")
if self.debug:
rb.writepkgsizes(joinpaths(logdir, "final-pkgsizes.txt"))
logger.info("creating the runtime image")
runtime = "images/install.img"
compression = self.conf.get("compression", "type")
compressargs = self.conf.get("compression", "args").split() # pylint: disable=no-member
if self.conf.getboolean("compression", "bcj"):
if self.arch.bcj:
compressargs += ["-Xbcj", self.arch.bcj]
else:
logger.info("no BCJ filter for arch %s", self.arch.basearch)
rb.create_runtime(joinpaths(installroot, runtime),
compression=compression,
compressargs=compressargs,
size=size)
rb.finished()
logger.info("preparing to build output tree and boot images")
treebuilder = TreeBuilder(product=self.product,
arch=self.arch,
inroot=installroot,
outroot=self.outputdir,
runtime=runtime,
isolabel=isolabel,
domacboot=domacboot,
doupgrade=doupgrade,
templatedir=self.templatedir,
add_templates=add_arch_templates,
add_template_vars=add_arch_template_vars,
workdir=self.workdir)
logger.info("rebuilding initramfs images")
dracut_args = [
"--xz", "--install", "/.buildstamp", "--no-early-microcode",
"--add", "fips"
]
anaconda_args = dracut_args + [
"--add", "anaconda pollcdrom qemu qemu-net"
]
# ppc64 cannot boot an initrd > 32MiB so remove some drivers
if self.arch.basearch in ("ppc64", "ppc64le"):
dracut_args.extend(["--omit-drivers", REMOVE_PPC64_DRIVERS])
# Only omit dracut modules from the initrd so that they're kept for
# upgrade.img
anaconda_args.extend(["--omit", REMOVE_PPC64_MODULES])
treebuilder.rebuild_initrds(add_args=anaconda_args)
logger.info("populating output tree and building boot images")
treebuilder.build()
# write .treeinfo file and we're done
treeinfo = TreeInfo(self.product.name, self.product.version,
self.product.variant, self.arch.basearch)
for section, data in treebuilder.treeinfo_data.items():
treeinfo.add_section(section, data)
treeinfo.write(joinpaths(self.outputdir, ".treeinfo"))
# cleanup
if remove_temp:
remove(self.workdir)
def run(self,
dbo,
product,
version,
release,
variant="",
bugurl="",
isfinal=False,
workdir=None,
outputdir=None,
buildarch=None,
volid=None,
domacboot=True,
doupgrade=True,
remove_temp=False,
installpkgs=None,
excludepkgs=None,
size=2,
add_templates=None,
add_template_vars=None,
add_arch_templates=None,
add_arch_template_vars=None,
verify=True,
user_dracut_args=None,
squashfs_only=False):
assert self._configured
installpkgs = installpkgs or []
excludepkgs = excludepkgs or []
if domacboot:
try:
runcmd(["rpm", "-q", "hfsplus-tools"])
except CalledProcessError:
logger.critical(
"you need to install hfsplus-tools to create mac images")
sys.exit(1)
# set up work directory
self.workdir = workdir or tempfile.mkdtemp(prefix="pylorax.work.")
if not os.path.isdir(self.workdir):
os.makedirs(self.workdir)
# set up log directory
logdir = self.conf.get("lorax", "logdir")
if not os.path.isdir(logdir):
os.makedirs(logdir)
self.init_stream_logging()
self.init_file_logging(logdir)
logger.debug("version is %s", vernum)
log_selinux_state()
logger.debug("using work directory %s", self.workdir)
logger.debug("using log directory %s", logdir)
# set up output directory
self.outputdir = outputdir or tempfile.mkdtemp(prefix="pylorax.out.")
if not os.path.isdir(self.outputdir):
os.makedirs(self.outputdir)
logger.debug("using output directory %s", self.outputdir)
# do we have root privileges?
logger.info("checking for root privileges")
if not os.geteuid() == 0:
logger.critical("no root privileges")
sys.exit(1)
# do we have a proper dnf base object?
logger.info("checking dnf base object")
if not isinstance(dbo, dnf.Base):
logger.critical("no dnf base object")
sys.exit(1)
self.inroot = dbo.conf.installroot
logger.debug("using install root: %s", self.inroot)
if not buildarch:
buildarch = get_buildarch(dbo)
logger.info("setting up build architecture")
self.arch = ArchData(buildarch)
for attr in ('buildarch', 'basearch', 'libdir'):
logger.debug("self.arch.%s = %s", attr, getattr(self.arch, attr))
logger.info("setting up build parameters")
self.product = DataHolder(name=product,
version=version,
release=release,
variant=variant,
bugurl=bugurl,
isfinal=isfinal)
logger.debug("product data: %s", self.product)
# NOTE: if you change isolabel, you need to change pungi to match, or
# the pungi images won't boot.
isolabel = volid or "%s-%s-%s" % (
self.product.name, self.product.version, self.arch.basearch)
if len(isolabel) > 32:
logger.fatal("the volume id cannot be longer than 32 characters")
sys.exit(1)
# NOTE: rb.root = dbo.conf.installroot (== self.inroot)
rb = RuntimeBuilder(product=self.product,
arch=self.arch,
dbo=dbo,
templatedir=self.templatedir,
installpkgs=installpkgs,
excludepkgs=excludepkgs,
add_templates=add_templates,
add_template_vars=add_template_vars)
logger.info("installing runtime packages")
rb.install()
# write .buildstamp
buildstamp = BuildStamp(self.product.name, self.product.version,
self.product.bugurl, self.product.isfinal,
self.arch.buildarch, self.product.variant)
buildstamp.write(joinpaths(self.inroot, ".buildstamp"))
if self.debug:
rb.writepkglists(joinpaths(logdir, "pkglists"))
rb.writepkgsizes(joinpaths(logdir, "original-pkgsizes.txt"))
logger.info("doing post-install configuration")
rb.postinstall()
# write .discinfo
discinfo = DiscInfo(self.product.release, self.arch.basearch)
discinfo.write(joinpaths(self.outputdir, ".discinfo"))
logger.info("backing up installroot")
installroot = joinpaths(self.workdir, "installroot")
linktree(self.inroot, installroot)
logger.info("generating kernel module metadata")
rb.generate_module_data()
logger.info("cleaning unneeded files")
rb.cleanup()
if verify:
logger.info("verifying the installroot")
if not rb.verify():
sys.exit(1)
else:
logger.info("Skipping verify")
if self.debug:
rb.writepkgsizes(joinpaths(logdir, "final-pkgsizes.txt"))
logger.info("creating the runtime image")
runtime = "images/install.img"
compression = self.conf.get("compression", "type")
compressargs = self.conf.get("compression", "args").split() # pylint: disable=no-member
if self.conf.getboolean("compression", "bcj"):
if self.arch.bcj:
compressargs += ["-Xbcj", self.arch.bcj]
else:
logger.info("no BCJ filter for arch %s", self.arch.basearch)
if squashfs_only:
# Create an ext4 rootfs.img and compress it with squashfs
rb.create_squashfs_runtime(joinpaths(installroot, runtime),
compression=compression,
compressargs=compressargs,
size=size)
else:
# Create an ext4 rootfs.img and compress it with squashfs
rb.create_ext4_runtime(joinpaths(installroot, runtime),
compression=compression,
compressargs=compressargs,
size=size)
rb.finished()
logger.info("preparing to build output tree and boot images")
treebuilder = TreeBuilder(product=self.product,
arch=self.arch,
inroot=installroot,
outroot=self.outputdir,
runtime=runtime,
isolabel=isolabel,
domacboot=domacboot,
doupgrade=doupgrade,
templatedir=self.templatedir,
add_templates=add_arch_templates,
add_template_vars=add_arch_template_vars,
workdir=self.workdir)
logger.info("rebuilding initramfs images")
if not user_dracut_args:
dracut_args = DRACUT_DEFAULT
else:
dracut_args = []
for arg in user_dracut_args:
dracut_args += arg.split(" ", 1)
anaconda_args = dracut_args + [
"--add", "anaconda pollcdrom qemu qemu-net"
]
# ppc64 cannot boot an initrd > 32MiB so remove some drivers
if self.arch.basearch in ("ppc64", "ppc64le"):
dracut_args.extend(["--omit-drivers", REMOVE_PPC64_DRIVERS])
# Only omit dracut modules from the initrd so that they're kept for
# upgrade.img
anaconda_args.extend(["--omit", REMOVE_PPC64_MODULES])
logger.info("dracut args = %s", dracut_args)
logger.info("anaconda args = %s", anaconda_args)
treebuilder.rebuild_initrds(add_args=anaconda_args)
logger.info("populating output tree and building boot images")
treebuilder.build()
# write .treeinfo file and we're done
treeinfo = TreeInfo(self.product.name, self.product.version,
self.product.variant, self.arch.basearch)
for section, data in treebuilder.treeinfo_data.items():
treeinfo.add_section(section, data)
treeinfo.write(joinpaths(self.outputdir, ".treeinfo"))
# cleanup
if remove_temp:
remove(self.workdir)
def run(self, dbo, product, version, release, variant="", bugurl="",
isfinal=False, workdir=None, outputdir=None, buildarch=None, volid=None,
domacboot=True, doupgrade=True, remove_temp=False,
installpkgs=None, excludepkgs=None,
size=2,
add_templates=None,
add_template_vars=None,
add_arch_templates=None,
add_arch_template_vars=None,
verify=True):
assert self._configured
installpkgs = installpkgs or []
excludepkgs = excludepkgs or []
if domacboot:
try:
runcmd(["rpm", "-q", "hfsplus-tools"])
except CalledProcessError:
logger.critical("you need to install hfsplus-tools to create mac images")
sys.exit(1)
# set up work directory
self.workdir = workdir or tempfile.mkdtemp(prefix="pylorax.work.")
if not os.path.isdir(self.workdir):
os.makedirs(self.workdir)
# set up log directory
logdir = self.conf.get("lorax", "logdir")
if not os.path.isdir(logdir):
os.makedirs(logdir)
self.init_stream_logging()
self.init_file_logging(logdir)
logger.debug("version is %s", vernum)
logger.debug("using work directory %s", self.workdir)
logger.debug("using log directory %s", logdir)
# set up output directory
self.outputdir = outputdir or tempfile.mkdtemp(prefix="pylorax.out.")
if not os.path.isdir(self.outputdir):
os.makedirs(self.outputdir)
logger.debug("using output directory %s", self.outputdir)
# do we have root privileges?
logger.info("checking for root privileges")
if not os.geteuid() == 0:
logger.critical("no root privileges")
sys.exit(1)
# is selinux disabled?
# With selinux in enforcing mode the rpcbind package required for
# dracut nfs module, which is in turn required by anaconda module,
# will not get installed, because it's preinstall scriptlet fails,
# resulting in an incomplete initial ramdisk image.
# The reason is that the scriptlet runs tools from the shadow-utils
# package in chroot, particularly groupadd and useradd to add the
# required rpc group and rpc user. This operation fails, because
# the selinux context on files in the chroot, that the shadow-utils
# tools need to access (/etc/group, /etc/passwd, /etc/shadow etc.),
# is wrong and selinux therefore disallows access to these files.
logger.info("checking the selinux mode")
if selinux.is_selinux_enabled() and selinux.security_getenforce():
logger.critical("selinux must be disabled or in Permissive mode")
sys.exit(1)
# do we have a proper dnf base object?
logger.info("checking dnf base object")
if not isinstance(dbo, dnf.Base):
logger.critical("no dnf base object")
sys.exit(1)
self.inroot = dbo.conf.installroot
logger.debug("using install root: %s", self.inroot)
if not buildarch:
buildarch = get_buildarch(dbo)
logger.info("setting up build architecture")
self.arch = ArchData(buildarch)
for attr in ('buildarch', 'basearch', 'libdir'):
logger.debug("self.arch.%s = %s", attr, getattr(self.arch,attr))
logger.info("setting up build parameters")
self.product = DataHolder(name=product, version=version, release=release,
variant=variant, bugurl=bugurl, isfinal=isfinal)
logger.debug("product data: %s", self.product)
# NOTE: if you change isolabel, you need to change pungi to match, or
# the pungi images won't boot.
isolabel = volid or "%s-%s-%s" % (self.product.name, self.product.version, self.arch.basearch)
if len(isolabel) > 32:
logger.fatal("the volume id cannot be longer than 32 characters")
sys.exit(1)
# NOTE: rb.root = dbo.conf.installroot (== self.inroot)
rb = RuntimeBuilder(product=self.product, arch=self.arch,
dbo=dbo, templatedir=self.templatedir,
installpkgs=installpkgs,
excludepkgs=excludepkgs,
add_templates=add_templates,
add_template_vars=add_template_vars)
logger.info("installing runtime packages")
rb.install()
# write .buildstamp
buildstamp = BuildStamp(self.product.name, self.product.version,
self.product.bugurl, self.product.isfinal, self.arch.buildarch)
buildstamp.write(joinpaths(self.inroot, ".buildstamp"))
if self.debug:
rb.writepkglists(joinpaths(logdir, "pkglists"))
rb.writepkgsizes(joinpaths(logdir, "original-pkgsizes.txt"))
logger.info("doing post-install configuration")
rb.postinstall()
# write .discinfo
discinfo = DiscInfo(self.product.release, self.arch.basearch)
discinfo.write(joinpaths(self.outputdir, ".discinfo"))
logger.info("backing up installroot")
installroot = joinpaths(self.workdir, "installroot")
linktree(self.inroot, installroot)
logger.info("generating kernel module metadata")
rb.generate_module_data()
logger.info("cleaning unneeded files")
rb.cleanup()
if verify:
logger.info("verifying the installroot")
if not rb.verify():
sys.exit(1)
else:
logger.info("Skipping verify")
if self.debug:
rb.writepkgsizes(joinpaths(logdir, "final-pkgsizes.txt"))
logger.info("creating the runtime image")
runtime = "images/install.img"
compression = self.conf.get("compression", "type")
compressargs = self.conf.get("compression", "args").split() # pylint: disable=no-member
if self.conf.getboolean("compression", "bcj"):
if self.arch.bcj:
compressargs += ["-Xbcj", self.arch.bcj]
else:
logger.info("no BCJ filter for arch %s", self.arch.basearch)
rb.create_runtime(joinpaths(installroot,runtime),
compression=compression, compressargs=compressargs,
size=size)
rb.finished()
logger.info("preparing to build output tree and boot images")
treebuilder = TreeBuilder(product=self.product, arch=self.arch,
inroot=installroot, outroot=self.outputdir,
runtime=runtime, isolabel=isolabel,
domacboot=domacboot, doupgrade=doupgrade,
templatedir=self.templatedir,
add_templates=add_arch_templates,
add_template_vars=add_arch_template_vars,
workdir=self.workdir)
logger.info("rebuilding initramfs images")
dracut_args = ["--xz", "--install", "/.buildstamp", "--no-early-microcode", "--add", "fips"]
anaconda_args = dracut_args + ["--add", "anaconda pollcdrom qemu qemu-net"]
# ppc64 cannot boot an initrd > 32MiB so remove some drivers
if self.arch.basearch in ("ppc64", "ppc64le"):
dracut_args.extend(["--omit-drivers", REMOVE_PPC64_DRIVERS])
# Only omit dracut modules from the initrd so that they're kept for
# upgrade.img
anaconda_args.extend(["--omit", REMOVE_PPC64_MODULES])
treebuilder.rebuild_initrds(add_args=anaconda_args)
logger.info("populating output tree and building boot images")
treebuilder.build()
# write .treeinfo file and we're done
treeinfo = TreeInfo(self.product.name, self.product.version,
self.product.variant, self.arch.basearch)
for section, data in treebuilder.treeinfo_data.items():
treeinfo.add_section(section, data)
treeinfo.write(joinpaths(self.outputdir, ".treeinfo"))
# cleanup
if remove_temp:
remove(self.workdir)