commit: 35dacf2e7008c80b9c52cdd06d8f78597e03d70c
Author: Sam James <sam <AT> gentoo <DOT> org>
AuthorDate: Tue Apr 4 04:18:47 2023 +0000
Commit: Sam James <sam <AT> gentoo <DOT> org>
CommitDate: Tue Apr 4 04:19:14 2023 +0000
URL: https://gitweb.gentoo.org/repo/gentoo.git/commit/?id=35dacf2e
sec-keys/openpgp-keys-gentoo-developers: add 20230403
Signed-off-by: Sam James <sam <AT> gentoo.org>
sec-keys/openpgp-keys-gentoo-developers/Manifest | 1 +
.../openpgp-keys-gentoo-developers-20230403.ebuild | 233 +++++++++++++++++++++
2 files changed, 234 insertions(+)
diff --git a/sec-keys/openpgp-keys-gentoo-developers/Manifest
b/sec-keys/openpgp-keys-gentoo-developers/Manifest
index ccf1110a3fa0..6c322708970e 100644
--- a/sec-keys/openpgp-keys-gentoo-developers/Manifest
+++ b/sec-keys/openpgp-keys-gentoo-developers/Manifest
@@ -1 +1,2 @@
DIST openpgp-keys-gentoo-developers-20230327-active-devs.gpg 3134134 BLAKE2B
31a06e5552253c494cdb8defdc81198fa55d1d2e33950415125edeff0075243ce170243188c5b016e4ecf4184c99d072d79a8b0de49a642bcdd1b4d01971ff47
SHA512
9b67b485a323f08786552a0e6dcc378cbe331accc2960b7121c344275629933733e5e268d3d5d96b70c40a541a1b6447c983fc11caadc1455d0b7609d9360b9c
+DIST openpgp-keys-gentoo-developers-20230403-active-devs.gpg 3033398 BLAKE2B
233549fa600d855df1f4130224c63b10d0df3312886bef1c0486553db3025554a4fff7af104a3f0869390d53837a8d0182d830432e855273da28c753ea579d7e
SHA512
33264b9ef002656f5c58dc2b2ff568d01b624c68e2e42db0d388b9a99b45c2d605df0d5db7b5029c0946f524fa7168252ba87908336e6f9ad0717c20d43cd112
diff --git
a/sec-keys/openpgp-keys-gentoo-developers/openpgp-keys-gentoo-developers-20230403.ebuild
b/sec-keys/openpgp-keys-gentoo-developers/openpgp-keys-gentoo-developers-20230403.ebuild
new file mode 100644
index 000000000000..19dd6bb3b88d
--- /dev/null
+++
b/sec-keys/openpgp-keys-gentoo-developers/openpgp-keys-gentoo-developers-20230403.ebuild
@@ -0,0 +1,233 @@
+# Copyright 1999-2023 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+PYTHON_COMPAT=( python3_{9..11} )
+inherit edo python-any-r1
+
+DESCRIPTION="Gentoo Authority Keys (GLEP 79)"
+HOMEPAGE="https://www.gentoo.org/downloads/signatures/";
+if [[ ${PV} == 9999* ]] ; then
+ PROPERTIES="live"
+
+ BDEPEND="net-misc/curl"
+else
+
SRC_URI="https://qa-reports.gentoo.org/output/keys/active-devs-${PV}.gpg ->
${P}-active-devs.gpg"
+ KEYWORDS="~alpha ~amd64 ~arm ~arm64 ~hppa ~loong ~m68k ~mips ~ppc
~ppc64 ~riscv ~sparc ~x86"
+fi
+
+S="${WORKDIR}"
+
+LICENSE="public-domain"
+SLOT="0"
+IUSE="test"
+RESTRICT="!test? ( test )"
+
+BDEPEND+="
+ $(python_gen_any_dep 'dev-python/python-gnupg[${PYTHON_USEDEP}]')
+ sec-keys/openpgp-keys-gentoo-auth
+ test? (
+ app-crypt/gnupg
+ sys-apps/grep[pcre]
+ )
+"
+
+python_check_deps() {
+ python_has_version "dev-python/python-gnupg[${PYTHON_USEDEP}]"
+}
+
+src_unpack() {
+ if [[ ${PV} == 9999* ]] ; then
+ curl https://qa-reports.gentoo.org/output/active-devs.gpg -o
${P}-active-devs.gpg || die
+ else
+ default
+ fi
+}
+
+src_compile() {
+ export GNUPGHOME="${T}"/.gnupg
+
+ get_gpg_keyring_dir() {
+ if [[ ${PV} == 9999* ]] ; then
+ echo "${WORKDIR}"
+ else
+ echo "${DISTDIR}"
+ fi
+ }
+
+ local mygpgargs=(
+ --no-autostart
+ --no-default-keyring
+ --homedir "${GNUPGHOME}"
+ )
+
+ # From verify-sig.eclass:
+ # "GPG upstream knows better than to follow the spec, so we can't
+ # override this directory. However, there is a clean fallback
+ # to GNUPGHOME."
+ addpredict /run/user
+
+ mkdir "${GNUPGHOME}" || die
+ chmod 700 "${GNUPGHOME}" || die
+
+ # Convert the binary keyring into an armored one so we can process it
+ edo gpg "${mygpgargs[@]}" --import
"$(get_gpg_keyring_dir)"/${P}-active-devs.gpg
+ edo gpg "${mygpgargs[@]}" --export --armor >
"${WORKDIR}"/gentoo-developers.asc
+
+ # Now strip out the keys which are expired and/or missing a signature
+ # from our L2 developer authority key
+ edo "${EPYTHON}" "${FILESDIR}"/keyring-mangler.py \
+ "${BROOT}"/usr/share/openpgp-keys/gentoo-auth.asc \
+ "${WORKDIR}"/gentoo-developers.asc \
+ "${WORKDIR}"/gentoo-developers-sanitised.asc
+}
+
+src_test() {
+ export GNUPGHOME="${T}"/tests/.gnupg
+
+ local mygpgargs=(
+ # We don't have --no-autostart here because we need
+ # to let it spawn an agent for the key generation.
+ --no-default-keyring
+ --homedir "${GNUPGHOME}"
+ )
+
+ # From verify-sig.eclass:
+ # "GPG upstream knows better than to follow the spec, so we can't
+ # override this directory. However, there is a clean fallback
+ # to GNUPGHOME."
+ addpredict /run/user
+
+ # Check each of the keys to verify they're trusted by
+ # the L2 developer key.
+ mkdir -p "${GNUPGHOME}" || die
+ chmod 700 "${GNUPGHOME}" || die
+ cd "${T}"/tests || die
+
+ # First, grab the L1 key, and mark it as ultimately trusted.
+ edo gpg "${mygpgargs[@]}" --import
"${BROOT}"/usr/share/openpgp-keys/gentoo-auth.asc
+ edo gpg "${mygpgargs[@]}" --import-ownertrust
"${BROOT}"/usr/share/openpgp-keys/gentoo-auth-ownertrust.txt
+
+ # Generate a temporary key which isn't signed by anything to check
+ # whether we're detecting unexpected keys.
+ #
+ # The test is whether this appears in the sanitised keyring we
+ # produce in src_compile (it should not be in there).
+ #
+ #
https://www.gnupg.org/documentation/manuals/gnupg/Unattended-GPG-key-generation.html
+ edo gpg "${mygpgargs[@]}" --batch --gen-key <<-EOF
+ %echo Generating temporary key for testing...
+
+ %no-protection
+ %transient-key
+ %pubring ${P}-ebuild-test-key.asc
+
+ Key-Type: 1
+ Key-Length: 2048
+ Subkey-Type: 1
+ Subkey-Length: 2048
+ Name-Real: Larry The Cow
+ Name-Email: la...@example.com
+ Expire-Date: 0
+ Handle: ${P}-ebuild-test-key
+
+ %commit
+ %echo Temporary key generated!
+ EOF
+
+ # Import the new injected key that shouldn't be signed by anything into
a temporary testing keyring
+ edo gpg "${mygpgargs[@]}" --import "${T}"/tests/${P}-ebuild-test-key.asc
+
+ # Sign a tiny file with the to-be-injected key for testing rejection
below
+ echo "Hello world!" > "${T}"/tests/signme || die
+ edo gpg "${mygpgargs[@]}" -u "Larry The Cow <la...@example.com>" --sign
"${T}"/tests/signme || die
+
+ edo gpg "${mygpgargs[@]}" --export --armor >
"${T}"/tests/tainted-keyring.asc
+
+ # keyring-mangler.py should now produce a keyring *without* it
+ edo "${EPYTHON}" "${FILESDIR}"/keyring-mangler.py \
+ "${BROOT}"/usr/share/openpgp-keys/gentoo-auth.asc \
+ "${T}"/tests/tainted-keyring.asc \
+ "${T}"/tests/gentoo-developers-sanitised.asc | tee
"${T}"/tests/keyring-mangler.log
+ assert "Key mangling in tests failed?"
+
+ # Check the log to verify the injected key got detected
+ grep -q "Dropping key.*Larry The Cow" "${T}"/tests/keyring-mangler.log
|| die "Did not remove injected key from test keyring!"
+
+ # gnupg doesn't have an easy way for us to actually just.. ask
+ # if a key is known via WoT. So, sign a file using the key
+ # we just made, and then try to gpg --verify it, and check exit code.
+ #
+ # Let's now double check by seeing if a file signed by the injected key
+ # is rejected.
+ if gpg "${mygpgargs[@]}" --keyring
"${T}"/tests/gentoo-developers-sanitised.asc --verify "${T}"/tests/signme.gpg ;
then
+ die "'gpg --verify' using injected test key succeeded! This
shouldn't happen!"
+ fi
+
+ # Bonus lame sanity check
+ edo gpg "${mygpgargs[@]}" --check-trustdb 2>&1 | tee
"${T}"/tests/trustdb.log
+ assert "trustdb call failed!"
+
+ check_trust_levels() {
+ local mode=${1}
+
+ while IFS= read -r line; do
+ # gpg: depth: 0 valid: 1 signed: 2 trust: 0-,
0q, 0n, 0m, 0f, 1u
+ # gpg: depth: 1 valid: 2 signed: 0 trust: 0-,
0q, 0n, 0m, 2f, 0u
+ if [[ ${line} == *depth* ]] ; then
+ depth=$(echo ${line} | grep -Po "depth: [0-9]")
+ trust=$(echo ${line} | grep -Po "trust:.*")
+
+ trust_uncalculated=$(echo ${trust} | grep -Po
"[0-9]-")
+ [[ ${trust_uncalculated} == 0 ]] || ${mode}
+
+ trust_insufficient=$(echo ${trust} | grep -Po
"[0-9]q")
+ [[ ${trust_insufficient} == 0 ]] || ${mode}
+
+ trust_never=$(echo ${trust} | grep -Po "[0-9]n")
+ [[ ${trust_never} == 0 ]] || ${mode}
+
+ trust_marginal=$(echo ${trust} | grep -Po
"[0-9]m")
+ [[ ${trust_marginal} == 0 ]] || ${mode}
+
+ trust_full=$(echo ${trust} | grep -Po "[0-9]f")
+ [[ ${trust_full} != 0 ]] || ${mode}
+
+ trust_ultimate=$(echo ${trust} | grep -Po
"[0-9]u")
+ [[ ${trust_ultimate} == 1 ]] || ${mode}
+
+ echo "${trust_uncalculated},
${trust_insufficient}"
+ fi
+ done < "${T}"/tests/trustdb.log
+ }
+
+ # First, check with the bad key still in the test keyring.
+ # This is supposed to fail, so we want it to return 1
+ check_trust_levels "return 1" && die "Trustdb passed when it should
have failed!"
+
+ # Now check without the bad key in the test keyring.
+ # This one should pass.
+ #
+ # Drop the bad key first
(https://superuser.com/questions/174583/how-to-delete-gpg-secret-keys-by-force-without-fingerprint)
+ keys=$(gpg "${mygpgargs[@]}" --fingerprint --with-colons --batch "Larry
The Cow <la...@example.com>" \
+ | grep "^fpr" \
+ | sed -n 's/^fpr:::::::::\([[:alnum:]]\+\):/\1/p')
+
+ local key
+ for key in ${keys[@]} ; do
+ nonfatal edo gpg "${mygpgargs[@]}" --batch --yes
--delete-secret-keys ${key}
+ done
+
+ edo gpg "${mygpgargs[@]}" --batch --yes --delete-keys "Larry The Cow
<la...@example.com>"
+ check_trust_levels "return 0" || die "Trustdb failed when it should
have passed!"
+
+ gpgconf --kill gpg-agent || die
+}
+
+src_install() {
+ insinto /usr/share/openpgp-keys
+ newins gentoo-developers-sanitised.asc gentoo-developers.asc
+
+ # TODO: install an ownertrust file like
sec-keys/openpgp-keys-gentoo-auth?
+}
