net-dns/dnssec-root: add 20210902

Closes: https://bugs.gentoo.org/870358
Signed-off-by: Marc Schiffbauer <mschiff@gentoo.org>

net-dns/dnssec-root/Manifest

@@ -1,3 +1,6 @@
 DIST icannbundle-20181220.pem 13026 BLAKE2B 36f760c69e8e22036d7d927071be25508b6906838f0f468900385d5a3b9ce301c5688f9bdcab471abc5445a14bfbbe34ecb39ca131b01d9e6bbebcc3f1481241 SHA512 6a8b8bec6d104d31253a8acafc1694a095714537a39a4dc53a379ac900c83715f85d75ea7322de430557691ff31ec95ae5104f47b050da3568dd68377c2d5767
+DIST icannbundle-20210902.pem 1261 BLAKE2B cc21c2066478c3385528a0b4635d324b2033f9d2c939c4d7176bdd42ba6e606a23036326036c82c665db64bec13783347d4ff0830807f431830ccf22ddbc7f58 SHA512 c749bf4649480f2ddaa2ee0622a104c56c858e10e8c8768307ef24ca0000c7afe120837bedc61dee1eda302273040cb61060298dceed8dd6e83904f953e3f3f5
 DIST root-anchors-20181220.p7s 4182 BLAKE2B 3d7d881f5ef066a3ff937cf638941f783e9b65834a13ba0efce766b59e8f469826718cea9e8968ca64e216b7ef1f1b4d7b73c3110ff2d65667a28e071cd52859 SHA512 af96358bbb7847fe7c30452f566771480a38a99f192775168ab8672332381958ffa6d2f4870f539e3957b6ecf62e0e3a80b1cffbd579beb3be6941ffba3f6fa9
 DIST root-anchors-20181220.xml 690 BLAKE2B 548fd62073542f527e0b05c09ed1e668baafbb3cf7ca8afd1a32b67dd43d8958cef5005729c1bc11c2b1d0ddea48ca4db69a10b049f2e8a05536b93fff15e911 SHA512 e3adfaa4f8c9751599b8062787f4c3a81d3fa1478411f138f227c0cc972c7262bcf85578d333d36352da3628211b7d8ec4416528814a8937078dc393ce195f32
+DIST root-anchors-20210902.p7s 2551 BLAKE2B 2a079bf36d77a7cc480c197700bfb3f06bbc67f0cc2937954793fab1f4fee5fff4477ceb028a8796a5cb41c0fb1369df7df45b33410f78b03cb18794ddd564df SHA512 3d57446cc145081841ced6cda3ecff8fba1de5123f116d580cd3ea33011e26ad9dc790281590a06f68e551e22fef45aa2408a4e2ea80e35ec0a642454b45ca0d
+DIST root-anchors-20210902.xml 690 BLAKE2B 548fd62073542f527e0b05c09ed1e668baafbb3cf7ca8afd1a32b67dd43d8958cef5005729c1bc11c2b1d0ddea48ca4db69a10b049f2e8a05536b93fff15e911 SHA512 e3adfaa4f8c9751599b8062787f4c3a81d3fa1478411f138f227c0cc972c7262bcf85578d333d36352da3628211b7d8ec4416528814a8937078dc393ce195f32

net-dns/dnssec-root/dnssec-root-20210902.ebuild

@@ -0,0 +1,81 @@
+# Copyright 1999-2022 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/"
+# check https://data.iana.org/root-anchors/ foro updates!
+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-${PV}.pem"
+
+LICENSE="public-domain"
+SLOT="0"
+KEYWORDS="~alpha ~amd64 ~arm ~arm64 ~hppa ~ia64 ~mips ~ppc ~ppc64 ~riscv ~s390 ~sparc ~x86 ~x64-macos"
+IUSE=""
+
+BDEPEND=">=dev-perl/XML-XPath-1.420.0"
+DEPEND=""
+
+src_unpack() {
+	mkdir "${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 \
+			-noverify || 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
+}