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#
# Copyright OpenEmbedded Contributors
#
# SPDX-License-Identifier: MIT
#
pkg_postinst:modules () {
if [ -z "$D" ]; then
depmod -a ${KERNEL_VERSION}
else
# image.bbclass will call depmodwrapper after everything is installed,
# no need to do it here as well
:
fi
}
pkg_postrm:modules () {
if [ -z "$D" ]; then
depmod -a ${KERNEL_VERSION}
else
depmodwrapper -a -b $D ${KERNEL_VERSION} ${KERNEL_PACKAGE_NAME}
fi
}
autoload_postinst_fragment() {
if [ x"$D" = "x" ]; then
modprobe %s || true
fi
}
PACKAGE_WRITE_DEPS += "kmod-native depmodwrapper-cross"
modulesloaddir ??= "${@bb.utils.contains('DISTRO_FEATURES', 'systemd', '${nonarch_libdir}', '${sysconfdir}', d)}/modules-load.d"
modprobedir ??= "${@bb.utils.contains('DISTRO_FEATURES', 'systemd', '${nonarch_base_libdir}', '${sysconfdir}', d)}/modprobe.d"
KERNEL_SPLIT_MODULES ?= "1"
PACKAGESPLITFUNCS =+ "split_kernel_module_packages"
KERNEL_MODULES_META_PACKAGE ?= "${@ d.getVar("KERNEL_PACKAGE_NAME") or "kernel" }-modules"
KERNEL_MODULE_PACKAGE_PREFIX ?= ""
KERNEL_MODULE_PACKAGE_SUFFIX ?= "-${KERNEL_VERSION}"
KERNEL_MODULE_PROVIDE_VIRTUAL ?= "1"
python split_kernel_module_packages () {
import re
modinfoexp = re.compile("([^=]+)=(.*)")
def extract_modinfo(file):
import tempfile, subprocess
tempfile.tempdir = d.getVar("WORKDIR")
compressed = re.match( r'.*\.(gz|xz|zst)$', file)
tf = tempfile.mkstemp()
tmpfile = tf[1]
if compressed:
tmpkofile = tmpfile + ".ko"
if compressed.group(1) == 'gz':
cmd = "gunzip -dc %s > %s" % (file, tmpkofile)
subprocess.check_call(cmd, shell=True)
elif compressed.group(1) == 'xz':
cmd = "xz -dc %s > %s" % (file, tmpkofile)
subprocess.check_call(cmd, shell=True)
elif compressed.group(1) == 'zst':
cmd = "zstd -dc %s > %s" % (file, tmpkofile)
subprocess.check_call(cmd, shell=True)
else:
msg = "Cannot decompress '%s'" % file
raise msg
cmd = "%s -j .modinfo -O binary %s %s" % (d.getVar("OBJCOPY"), tmpkofile, tmpfile)
else:
cmd = "%s -j .modinfo -O binary %s %s" % (d.getVar("OBJCOPY"), file, tmpfile)
subprocess.check_call(cmd, shell=True)
# errors='replace': Some old kernel versions contain invalid utf-8 characters in mod descriptions (like 0xf6, 'ö')
with open(tmpfile, errors='replace') as f:
l = f.read().split("\000")
os.close(tf[0])
os.unlink(tmpfile)
if compressed:
os.unlink(tmpkofile)
vals = {}
for i in l:
m = modinfoexp.match(i)
if not m:
continue
vals[m.group(1)] = m.group(2)
return vals
def frob_metadata(file, pkg, pattern, format, basename):
vals = extract_modinfo(file)
dvar = d.getVar('PKGD')
# If autoloading is requested, output ${modulesloaddir}/<name>.conf and append
# appropriate modprobe commands to the postinst
autoloadlist = (d.getVar("KERNEL_MODULE_AUTOLOAD") or "").split()
autoload = d.getVar('module_autoload_%s' % basename)
if autoload and autoload == basename:
bb.warn("module_autoload_%s was replaced by KERNEL_MODULE_AUTOLOAD for cases where basename == module name, please drop it" % basename)
if autoload and basename not in autoloadlist:
bb.warn("module_autoload_%s is defined but '%s' isn't included in KERNEL_MODULE_AUTOLOAD, please add it there" % (basename, basename))
# The .conf file can either be installed by a recipe or generated from module_autoload_*
conf = '%s/%s.conf' % (d.getVar('modulesloaddir'), basename)
name = '%s%s' % (dvar, conf)
# If module name is in KERNEL_MODULE_AUTOLOAD, then generate the .conf file and write to `name`.
if basename in autoloadlist:
os.makedirs(os.path.dirname(name), exist_ok=True)
with open(name, 'w') as f:
if autoload:
for m in autoload.split():
f.write('%s\n' % m)
else:
f.write('%s\n' % basename)
# If the .conf file exits, then add it to FILES:* and CONFFILES:* and add postinstall hook.
# It doesn't matter if it was generated from module_autoload_* or installed by the recipe.
if os.path.exists(name):
conf2append = ' %s' % conf
d.appendVar('FILES:%s' % pkg, conf2append)
d.appendVar('CONFFILES:%s' % pkg, conf2append)
postinst = d.getVar('pkg_postinst:%s' % pkg)
if not postinst:
bb.fatal("pkg_postinst:%s not defined" % pkg)
postinst += d.getVar('autoload_postinst_fragment') % (autoload or basename)
d.setVar('pkg_postinst:%s' % pkg, postinst)
# Write out any modconf fragment
modconflist = (d.getVar("KERNEL_MODULE_PROBECONF") or "").split()
modconf = d.getVar('module_conf_%s' % basename)
# The .conf file can either be installed by a recipe or generated from module_conf_*
conf = '%s/%s.conf' % (d.getVar('modprobedir'), basename)
name = '%s%s' % (dvar, conf)
# If module name is in KERNEL_MODULE_PROBECONF, then generate the .conf file and write to `name`.
if modconf and basename in modconflist:
os.makedirs(os.path.dirname(name), exist_ok=True)
with open(name, 'w') as f:
f.write("%s\n" % modconf)
elif modconf:
bb.error("Please ensure module %s is listed in KERNEL_MODULE_PROBECONF since module_conf_%s is set" % (basename, basename))
# If the .conf file exits, then add it to FILES:* and CONFFILES:*.
# It doesn't matter if it was generated from module_conf_* or installed by the recipe.
if os.path.exists(name):
conf2append = ' %s' % conf
d.appendVar('FILES:%s' % pkg, conf2append)
d.appendVar('CONFFILES:%s' % pkg, conf2append)
if "description" in vals:
old_desc = d.getVar('DESCRIPTION:' + pkg) or ""
d.setVar('DESCRIPTION:' + pkg, old_desc + "; " + vals["description"])
rdepends = bb.utils.explode_dep_versions2(d.getVar('RDEPENDS:' + pkg) or "")
modinfo_deps = []
if "depends" in vals and vals["depends"] != "":
for dep in vals["depends"].split(","):
on = legitimize_package_name(dep)
dependency_pkg = format % on
modinfo_deps.append(dependency_pkg)
for dep in modinfo_deps:
if not dep in rdepends:
rdepends[dep] = []
d.setVar('RDEPENDS:' + pkg, bb.utils.join_deps(rdepends, commasep=False))
# Avoid automatic -dev recommendations for modules ending with -dev.
d.setVarFlag('RRECOMMENDS:' + pkg, 'nodeprrecs', 1)
# Provide virtual package without postfix
providevirt = d.getVar('KERNEL_MODULE_PROVIDE_VIRTUAL')
if providevirt == "1":
postfix = format.split('%s')[1]
d.setVar('RPROVIDES:' + pkg, pkg.replace(postfix, ''))
kernel_package_name = d.getVar("KERNEL_PACKAGE_NAME") or "kernel"
kernel_version = d.getVar("KERNEL_VERSION")
metapkg = d.getVar('KERNEL_MODULES_META_PACKAGE')
splitmods = d.getVar('KERNEL_SPLIT_MODULES')
postinst = d.getVar('pkg_postinst:modules')
postrm = d.getVar('pkg_postrm:modules')
if splitmods != '1':
d.appendVar('FILES:' + metapkg, '%s %s %s/modules' %
(d.getVar('modulesloaddir'), d.getVar('modprobedir'), d.getVar("nonarch_base_libdir")))
d.appendVar('pkg_postinst:%s' % metapkg, postinst)
d.prependVar('pkg_postrm:%s' % metapkg, postrm);
return
module_regex = r'^(.*)\.k?o(?:\.(gz|xz|zst))?$'
module_pattern_prefix = d.getVar('KERNEL_MODULE_PACKAGE_PREFIX')
module_pattern_suffix = d.getVar('KERNEL_MODULE_PACKAGE_SUFFIX')
module_pattern = module_pattern_prefix + kernel_package_name + '-module-%s' + module_pattern_suffix
modules = do_split_packages(d, root='${nonarch_base_libdir}/modules', file_regex=module_regex, output_pattern=module_pattern, description='%s kernel module', postinst=postinst, postrm=postrm, recursive=True, hook=frob_metadata, extra_depends='%s-%s' % (kernel_package_name, kernel_version))
if modules:
d.appendVar('RDEPENDS:' + metapkg, ' '+' '.join(modules))
}
do_package[vardeps] += '${@" ".join(map(lambda s: "module_conf_" + s, (d.getVar("KERNEL_MODULE_PROBECONF") or "").split()))}'
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