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# Copyright 1999-2020 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2
EAPI="7"
DESCRIPTION="The DNSSEC root key(s)"
HOMEPAGE="https://www.iana.org/dnssec/"
SRC_URI="https://data.iana.org/root-anchors/root-anchors.xml -> root-anchors-${PV}.xml
https://data.iana.org/root-anchors/root-anchors.p7s -> root-anchors-${PV}.p7s
https://data.iana.org/root-anchors/icannbundle.pem -> icannbundle-${PV}.pem"
LICENSE="public-domain"
SLOT="0"
KEYWORDS="~alpha amd64 arm ~arm64 ~hppa ~ia64 ~m68k ~mips ppc ppc64 ~s390 ~sparc x86 ~x64-macos"
IUSE=""
BDEPEND=">=dev-perl/XML-XPath-1.420.0"
DEPEND=""
src_unpack() {
mkdir "${S}" || die
cp -t "${S}" "${DISTDIR}"/root-anchors-${PV}.{p7s,xml} "${DISTDIR}"/icannbundle-${PV}.pem || die
}
src_prepare() {
mv root-anchors-${PV}.xml root-anchors.xml || die
mv root-anchors-${PV}.p7s root-anchors.p7s || die
mv icannbundle-${PV}.pem icannbundle.pem || die
if has_version "dev-libs/openssl" ; then
# Signature validating is optional:
# - We are already downloading SRC, signature file & CA from same URI
# - We store checksums for distfiles
einfo "dev-libs/openssl is available, will validate signature of root-anchors.xml"
openssl smime -verify \
-content root-anchors.xml \
-in root-anchors.p7s -inform der \
-CAfile icannbundle.pem || die "OpenSSL S/Mime verify failed"
else
einfo "dev-libs/openssl is not available, skipping optional validation root-anchors.xml"
fi
default
}
src_compile() {
local KEYTAGS="" ALGORITHMS="" DIGESTTYPES="" DIGESTS="" i=1
KEYTAGS=$(xpath -q -e '/TrustAnchor/KeyDigest/KeyTag/node()' root-anchors.xml)
ALGORITHMS=$(xpath -q -e '/TrustAnchor/KeyDigest/Algorithm/node()' root-anchors.xml)
DIGESTTYPES=$(xpath -q -e '/TrustAnchor/KeyDigest/DigestType/node()' root-anchors.xml)
DIGESTS=$(xpath -q -e '/TrustAnchor/KeyDigest/Digest/node()' root-anchors.xml)
while [ 1 ] ; do
KEYTAG=$(echo ${KEYTAGS} | cut -d" " -f$i)
[[ "${KEYTAG}" != "" ]] || break
ALGORITHM=$(echo ${ALGORITHMS} | cut -d" " -f$i)
[[ "${ALGORITHM}" == "" ]] && die "root-anchors.xml contains invalid key: ${KEYTAG} is missing algorithm"
DIGESTTYPE=$(echo ${DIGESTTYPES} | cut -d" " -f$i)
[[ "${DIGESTTYPE}" == "" ]] && die "root-anchors.xml contains invalid key: ${KEYTAG} is missing digest type"
DIGEST=$(echo ${DIGESTS} | cut -d" " -f$i)
[[ "${DIGEST}" == "" ]] && die "root-anchors.xml contains invalid key: ${KEYTAG} is missing digest"
echo ". IN DS $KEYTAG $ALGORITHM $DIGESTTYPE $DIGEST" >> root-anchors.txt
i=`expr $i + 1`
done
if [[ ! -s "root-anchors.txt" ]] ; then
die "Sanity check failed: root-anchors.txt is empty or does not exist!"
fi
}
src_install() {
insinto /etc/dnssec
doins root-anchors.{p7s,txt,xml} icannbundle.pem
}
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