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FILESEXTRAPATHS:prepend := "${THISDIR}/files:"
SRC_URI:append = " file://selinux.cfg"
DEPENDS:append = " libselinux"
PTEST_BINDIR = "0"
FILES:${PN} += "${libdir}/${PN}"
# We should use sh wrappers instead of links so the commands could get correct
# security labels
python create_sh_wrapper_reset_alternative_vars () {
# We need to load the full set of busybox provides from the /etc/busybox.links
# Use this to see the update-alternatives with the right information
dvar = d.getVar('PKGD')
pn = d.getVar('PN')
base_bindir = d.getVar('base_bindir')
def create_sh_alternative_vars(links, target, mode):
import shutil
# Create sh wrapper template
fwp = open("busybox_wrapper", 'w')
fwp.write("#!%s" % (target))
os.fchmod(fwp.fileno(), mode)
fwp.close()
# Install the sh wrappers and alternatives reset to link to them
wpdir = os.path.join(d.getVar('libdir'), pn)
wpdir_dest = '%s%s' % (dvar, wpdir)
if not os.path.exists(wpdir_dest):
os.makedirs(wpdir_dest)
f = open('%s%s' % (dvar, links), 'r')
for alt_link_name in f:
alt_link_name = alt_link_name.strip()
alt_name = os.path.basename(alt_link_name)
# Copy script wrapper to wp_path
alt_wppath = '%s%s' % (wpdir, alt_link_name)
alt_wppath_dest = '%s%s' % (wpdir_dest, alt_link_name)
alt_wpdir_dest = os.path.dirname(alt_wppath_dest)
if not os.path.exists(alt_wpdir_dest):
os.makedirs(alt_wpdir_dest)
shutil.copy2("busybox_wrapper", alt_wppath_dest)
# Re-set alternatives
# Match coreutils
if alt_name == '[':
alt_name = 'lbracket'
d.appendVar('ALTERNATIVE:%s' % (pn), ' ' + alt_name)
d.setVarFlag('ALTERNATIVE_LINK_NAME', alt_name, alt_link_name)
if os.path.exists(alt_wppath_dest):
d.setVarFlag('ALTERNATIVE_TARGET', alt_name, alt_wppath)
f.close()
os.remove("busybox_wrapper")
return
if os.path.exists('%s/etc/busybox.links' % (dvar)):
create_sh_alternative_vars("/etc/busybox.links", "%s/busybox" % base_bindir, 0o0755)
else:
create_sh_alternative_vars("/etc/busybox.links.nosuid", "%s/busybox.nosuid" % base_bindir, 0o0755)
create_sh_alternative_vars("/etc/busybox.links.suid", "%s/busybox.suid" % base_bindir, 0o4755)
}
# Add to PACKAGE_PREPROCESS_FUNCS so it could override the alternatives, which are set in
# do_package:prepend() section of busybox_*.bb.
PACKAGE_PREPROCESS_FUNCS:prepend = "create_sh_wrapper_reset_alternative_vars "
# Use sh wrappers instead of links
pkg_postinst:${PN} () {
# This part of code is dedicated to the on target upgrade problem.
# It's known that if we don't make appropriate symlinks before update-alternatives calls,
# there will be errors indicating missing commands such as 'sed'.
# These symlinks will later be updated by update-alternatives calls.
test -n 2 > /dev/null || alias test='busybox test'
if test "x$D" = "x"; then
# Remove busybox.nosuid if it's a symlink, because this situation indicates
# that we're installing or upgrading to a one-binary busybox.
if test -h /bin/busybox.nosuid; then
rm -f /bin/busybox.nosuid
fi
for suffix in "" ".nosuid" ".suid"; do
if test -e /etc/busybox.links$suffix; then
while read link; do
if test ! -e "$link"; then
# we can use busybox here because even if we are using splitted busybox
# we've made a symlink from /bin/busybox to /bin/busybox.nosuid.
busybox echo "#!/bin/busybox$suffix" > $link
fi
done < /etc/busybox.links$suffix
fi
done
fi
}
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