net-dns/dnssec-root: add 20210902

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

1 files changed, 81 insertions, 0 deletions

diff --git a/net-dns/dnssec-root/dnssec-root-20210902.ebuild b/net-dns/dnssec-root/dnssec-root-20210902.ebuild
new file mode 100644
index 000000000000..0bf32c583d2f
--- /dev/null
+++ b/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
+}