app-crypt/clevis: Version bump to 21

This moves the systemd unit enabling to the image build scripts to make
the ebuild less Flatcar-specific.

Unfortunately, Clevis is still very automagic, resulting in a poor
quality ebuild. Improving this was actually the very first thing I tried
to do for Flatcar back in 2022, 1½ years before I joined the team. I
will try to revive this effort soon, and then we can maybe get the
package upstreamed to Gentoo.

Signed-off-by: James Le Cuirot <jlecuirot@microsoft.com>
This commit is contained in:
James Le Cuirot 2025-03-14 17:35:34 +00:00
parent 24d8122b96
commit 89c1c5fcd1
No known key found for this signature in database
GPG Key ID: 1226415D00DD3137
7 changed files with 23 additions and 250 deletions

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@ -92,6 +92,9 @@ create_prod_image() {
run_ldconfig "${root_fs_dir}"
run_localedef "${root_fs_dir}"
# Enable desired systemd units.
systemd_enable "${root_fs_dir}" cryptsetup.target clevis-luks-askpass.path
local root_with_everything="${root_fs_dir}"
# Call helper script for adding sysexts to the base OS.

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@ -0,0 +1 @@
- Clevis ([21](https://github.com/latchset/clevis/releases/tag/v21))

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@ -1 +1 @@
DIST clevis-19.tar.gz 81324 BLAKE2B 75323940d0b53e307f5dbc197e3117e7ddc900d76ae1043bac3d17cc3af0264ba00a5f840c5c9dd3c2dd9c8fbde2cf05934b8ab3e89cd403ad8a8eb28609bb78 SHA512 dee19354c908c3843fc295a84b431780d5d6062c77766ee7ce9550636d3623d92b0cd1f6d4c40d57bef14debddc161da2b72289a5d6185cdd17b09a1ef67409a
DIST clevis-21.tar.gz 101599 BLAKE2B 3c02b409e3571d73ad46383da1863e2e2af33786e5a4d4a671b0423133442f379cd42e63f0d8c907604f3339bbf253c255eeefc7567b636ccf1cdb9993efa6dd SHA512 f069969a45195679cc5e521ed0b4ec2199d774aab59ec1d60533a3e9af70468aa2c75dfc695e9d48a255828971a3cf199388c92ffa999faadfc16d7c80eb9fde

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@ -1,10 +1,9 @@
# Copyright 2022-2023 Gentoo Authors
# Copyright 2022-2025 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2
EAPI=8
# Flatcar: inherit from systemd because we need to use systemd_enable_service below
inherit meson systemd
inherit meson
DESCRIPTION="Automated Encryption Framework"
HOMEPAGE="https://github.com/latchset/clevis"
@ -15,53 +14,39 @@ SLOT="0"
KEYWORDS="~amd64"
IUSE="+luks +tpm"
# Flatcar: add dependency for Dracut module
DEPEND="
dev-libs/jose
sys-fs/cryptsetup
sys-kernel/dracut
luks? (
app-misc/jq
dev-libs/libpwquality
dev-libs/luksmeta
)
tpm? ( app-crypt/tpm2-tools )
"
# Flatcar: The Clevis meson build will not build certain features if certain executables are not found at build time, such as `tpm2_createprimary`.
# The meson function `find_program` that checks for the existence of the executables does not seem to search paths under ${ROOT}, but rather
# The meson function `find_program` that checks for the existence of the executables does not seem to search paths under ${ROOT}, but rather
# under `/`. A fix to make meson find all binaries and include all desired features is to install such runtime dependencies into the SDK.
BDEPEND="
luks? (
app-misc/jq
dev-libs/libpwquality
dev-libs/luksmeta
)
tpm? ( app-crypt/tpm2-tools )
"
RDEPEND="${DEPEND}"
RDEPEND="
${DEPEND}
dev-libs/jansson
dev-libs/openssl:=
"
PATCHES=(
# From https://github.com/latchset/clevis/pull/347
# Allows using dracut without systemd
"${FILESDIR}/clevis-dracut.patch"
# Fix for systemd on Gentoo
"${FILESDIR}/clevis-meson.patch"
# Flatcar:
# * install `clevis-pin-tang` dracut module in the absence of dracut `network`
# Flatcar:
# * install `clevis-pin-tang` dracut module in the absence of dracut `network`
# module; Flatcar uses a custom network module
# * skip copying `/etc/services` into initramfs when installing `clevis` dracut
# * skip copying `/etc/services` into initramfs when installing `clevis` dracut
# module, which would fail
"${FILESDIR}/clevis-dracut-flatcar.patch"
)
post_src_install() {
# Flatcar: the meson build for app-crypt/clevis installs some files to ${D}${ROOT}. After that, Portage
# copies from ${D} to ${ROOT}, leading to files ending up in, e.g., /build/amd64-usr/build/amd64-usr/.
# As a workaround, we move everything from ${D}${ROOT} to ${D} after the src_install phase.
rsync -av ${D}${ROOT}/ ${D}
rm -rfv ${D}${ROOT}
# Flatcar: enable the systemd unit that triggers Clevis's automatic response to LUKS
# disk decryption password prompts.
systemd_enable_service cryptsetup.target clevis-luks-askpass.path
}

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@ -1,7 +1,7 @@
diff --git a/src/dracut/clevis-pin-tang/module-setup.sh.in b/src/dracut/clevis-pin-tang/module-setup.sh.in
diff --git a/src/luks/dracut/clevis-pin-tang/module-setup.sh.in b/src/luks/dracut/clevis-pin-tang/module-setup.sh.in
index 929b878..c48e282 100755
--- a/src/dracut/clevis-pin-tang/module-setup.sh.in
+++ b/src/dracut/clevis-pin-tang/module-setup.sh.in
--- a/src/luks/dracut/clevis-pin-tang/module-setup.sh.in
+++ b/src/luks/dracut/clevis-pin-tang/module-setup.sh.in
@@ -19,7 +19,7 @@
#
@ -11,10 +11,10 @@ index 929b878..c48e282 100755
return 0
}
diff --git a/src/dracut/clevis/module-setup.sh.in b/src/dracut/clevis/module-setup.sh.in
diff --git a/src/luks/dracut/clevis/module-setup.sh.in b/src/luks/dracut/clevis/module-setup.sh.in
index dbce790..c9581db 100755
--- a/src/dracut/clevis/module-setup.sh.in
+++ b/src/dracut/clevis/module-setup.sh.in
--- a/src/luks/dracut/clevis/module-setup.sh.in
+++ b/src/luks/dracut/clevis/module-setup.sh.in
@@ -48,7 +48,6 @@ install() {
fi

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@ -1,216 +0,0 @@
diff --git a/src/luks/systemd/dracut/clevis-pin-sss/meson.build b/src/dracut/clevis-pin-sss/meson.build
similarity index 100%
rename from src/luks/systemd/dracut/clevis-pin-sss/meson.build
rename to src/dracut/clevis-pin-sss/meson.build
diff --git a/src/luks/systemd/dracut/clevis-pin-sss/module-setup.sh.in b/src/dracut/clevis-pin-sss/module-setup.sh.in
similarity index 100%
rename from src/luks/systemd/dracut/clevis-pin-sss/module-setup.sh.in
rename to src/dracut/clevis-pin-sss/module-setup.sh.in
diff --git a/src/luks/systemd/dracut/clevis-pin-tang/meson.build b/src/dracut/clevis-pin-tang/meson.build
similarity index 100%
rename from src/luks/systemd/dracut/clevis-pin-tang/meson.build
rename to src/dracut/clevis-pin-tang/meson.build
diff --git a/src/luks/systemd/dracut/clevis-pin-tang/module-setup.sh.in b/src/dracut/clevis-pin-tang/module-setup.sh.in
similarity index 100%
rename from src/luks/systemd/dracut/clevis-pin-tang/module-setup.sh.in
rename to src/dracut/clevis-pin-tang/module-setup.sh.in
diff --git a/src/luks/systemd/dracut/clevis-pin-tpm2/meson.build b/src/dracut/clevis-pin-tpm2/meson.build
similarity index 100%
rename from src/luks/systemd/dracut/clevis-pin-tpm2/meson.build
rename to src/dracut/clevis-pin-tpm2/meson.build
diff --git a/src/luks/systemd/dracut/clevis-pin-tpm2/module-setup.sh.in b/src/dracut/clevis-pin-tpm2/module-setup.sh.in
similarity index 100%
rename from src/luks/systemd/dracut/clevis-pin-tpm2/module-setup.sh.in
rename to src/dracut/clevis-pin-tpm2/module-setup.sh.in
diff --git a/src/dracut/clevis/clevis-hook.sh.in b/src/dracut/clevis/clevis-hook.sh.in
new file mode 100755
index 0000000..91ff2bd
--- /dev/null
+++ b/src/dracut/clevis/clevis-hook.sh.in
@@ -0,0 +1,3 @@
+#!/bin/bash
+
+@libexecdir@/clevis-luks-generic-unlocker -l
diff --git a/src/dracut/clevis/clevis-luks-generic-unlocker b/src/dracut/clevis/clevis-luks-generic-unlocker
new file mode 100755
index 0000000..a3b9d62
--- /dev/null
+++ b/src/dracut/clevis/clevis-luks-generic-unlocker
@@ -0,0 +1,70 @@
+#!/bin/bash
+set -eu
+# vim: set ts=8 shiftwidth=4 softtabstop=4 expandtab smarttab colorcolumn=80:
+#
+# Copyright (c) 2020-2021 Red Hat, Inc.
+# Author: Sergio Correia <scorreia@redhat.com>
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program. If not, see <http://www.gnu.org/licenses/>.
+#
+
+. clevis-luks-common-functions
+
+# Make sure to exit cleanly if SIGTERM is received.
+trap 'echo "Exiting due to SIGTERM" && exit 0' TERM
+
+loop=
+while getopts ":l" o; do
+ case "${o}" in
+ l) loop=true;;
+ *) ;;
+ esac
+done
+
+to_unlock() {
+ local _devices='' _d _uuid
+ for _d in $(lsblk -o PATH,FSTYPE,RM \
+ | awk '$2 == "crypto_LUKS" && $3 == "0" { print $1 }' | sort -u);
+ do
+ if ! bindings="$(clevis luks list -d "${_d}" 2>/dev/null)" \
+ || [ -z "${bindings}" ]; then
+ continue
+ fi
+ _uuid="$(cryptsetup luksUUID "${_d}")"
+ if clevis_is_luks_device_by_uuid_open "${_uuid}"; then
+ continue
+ fi
+ _devices="$(printf '%s\n%s' "${_devices}" "${_d}")"
+ done
+ echo "${_devices}" | sed -e 's/^\n$//'
+}
+
+while true; do
+ for d in $(to_unlock); do
+ uuid="$(cryptsetup luksUUID "${d}")"
+ if ! clevis luks unlock -d "${d}"; then
+ echo "Unable to unlock ${d} (UUID=${uuid})" >&2
+ continue
+ fi
+ echo "Unlocked ${d} (UUID=${uuid}) successfully" >&2
+ done
+
+ [ "${loop}" != true ] && break
+ # Checking for pending devices to be unlocked.
+ if remaining=$(to_unlock) && [ -z "${remaining}" ]; then
+ break;
+ fi
+
+ sleep 0.5
+done
diff --git a/src/luks/systemd/dracut/clevis/meson.build b/src/dracut/clevis/meson.build
similarity index 87%
rename from src/luks/systemd/dracut/clevis/meson.build
rename to src/dracut/clevis/meson.build
index 167e708..224e27f 100644
--- a/src/luks/systemd/dracut/clevis/meson.build
+++ b/src/dracut/clevis/meson.build
@@ -16,6 +16,7 @@ if dracut.found()
install_dir: dracutdir,
configuration: data,
)
+ install_data('clevis-luks-generic-unlocker', install_dir: libexecdir)
else
warning('Will not install dracut module due to missing dependencies!')
endif
diff --git a/src/luks/systemd/dracut/clevis/module-setup.sh.in b/src/dracut/clevis/module-setup.sh.in
similarity index 76%
rename from src/luks/systemd/dracut/clevis/module-setup.sh.in
rename to src/dracut/clevis/module-setup.sh.in
index bfe657c..dbce790 100755
--- a/src/luks/systemd/dracut/clevis/module-setup.sh.in
+++ b/src/dracut/clevis/module-setup.sh.in
@@ -19,7 +19,11 @@
#
depends() {
- echo crypt systemd
+ local __depends=crypt
+ if dracut_module_included "systemd"; then
+ __depends=$(printf '%s systemd' "${_depends}")
+ fi
+ echo "${__depends}"
return 255
}
@@ -27,17 +31,24 @@ install() {
if dracut_module_included "systemd"; then
inst_multiple \
$systemdsystemunitdir/clevis-luks-askpass.service \
- $systemdsystemunitdir/clevis-luks-askpass.path
+ $systemdsystemunitdir/clevis-luks-askpass.path \
+ @SYSTEMD_REPLY_PASS@ \
+ @libexecdir@/clevis-luks-askpass
systemctl -q --root "$initdir" add-wants cryptsetup.target clevis-luks-askpass.path
else
inst_hook initqueue/online 60 "$moddir/clevis-hook.sh"
inst_hook initqueue/settled 60 "$moddir/clevis-hook.sh"
+
+ inst_multiple \
+ @libexecdir@/clevis-luks-generic-unlocker \
+ clevis-luks-unlock \
+ lsblk \
+ sort \
+ awk
fi
inst_multiple \
/etc/services \
- @SYSTEMD_REPLY_PASS@ \
- @libexecdir@/clevis-luks-askpass \
clevis-luks-common-functions \
grep sed cut \
clevis-decrypt \
diff --git a/src/luks/systemd/dracut/meson.build b/src/dracut/meson.build
similarity index 78%
rename from src/luks/systemd/dracut/meson.build
rename to src/dracut/meson.build
index 7ad5b14..fdb264b 100644
--- a/src/luks/systemd/dracut/meson.build
+++ b/src/dracut/meson.build
@@ -2,4 +2,3 @@ subdir('clevis')
subdir('clevis-pin-tang')
subdir('clevis-pin-tpm2')
subdir('clevis-pin-sss')
-subdir('clevis-pin-null')
diff --git a/src/luks/systemd/dracut/clevis/clevis-hook.sh.in b/src/luks/systemd/dracut/clevis/clevis-hook.sh.in
deleted file mode 100755
index cb257c9..0000000
--- a/src/luks/systemd/dracut/clevis/clevis-hook.sh.in
+++ /dev/null
@@ -1,2 +0,0 @@
-#!/bin/bash
-@libexecdir@/clevis-luks-askpass
diff --git a/src/luks/systemd/meson.build b/src/luks/systemd/meson.build
index e3b3d91..b10494e 100644
--- a/src/luks/systemd/meson.build
+++ b/src/luks/systemd/meson.build
@@ -10,7 +10,6 @@ sd_reply_pass = find_program(
if systemd.found() and sd_reply_pass.found()
data.set('SYSTEMD_REPLY_PASS', sd_reply_pass.path())
- subdir('dracut')
unitdir = systemd.get_pkgconfig_variable('systemdsystemunitdir')
diff --git a/src/meson.build b/src/meson.build
index c4e696f..a0dff5b 100644
--- a/src/meson.build
+++ b/src/meson.build
@@ -1,6 +1,7 @@
subdir('bash')
subdir('luks')
subdir('pins')
+subdir('dracut')
subdir('initramfs-tools')
bins += join_paths(meson.current_source_dir(), 'clevis-decrypt')

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@ -23,7 +23,7 @@
=app-crypt/ccid-1.5.5 ~arm64
# The only available ebuild (from GURU) has ~amd64 and no keyword for arm64 yet.
=app-crypt/clevis-19-r1 **
=app-crypt/clevis-21 **
# Needed by arm64-native SDK.
=app-emulation/open-vmdk-1.0 *