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Add clevis support files/changes
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krishjainx committed Jul 16, 2023
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<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE pkgmetadata SYSTEM "https://www.gentoo.org/dtd/metadata.dtd">
<pkgmetadata>
<maintainer type="person">
<email>[email protected]</email>
<name>Julien Roy</name>
</maintainer>
</pkgmetadata>
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# Copyright 2022-2023 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2

EAPI=8

inherit acct-group

DESCRIPTION="Group for tang daemon"

ACCT_GROUP_ID=-1
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<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE pkgmetadata SYSTEM "https://www.gentoo.org/dtd/metadata.dtd">
<pkgmetadata>
<maintainer type="person">
<email>[email protected]</email>
<name>Julien Roy</name>
</maintainer>
</pkgmetadata>
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# Copyright 2022-2023 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2

EAPI=8

inherit acct-user

DESCRIPTION="User for tang daemon"

ACCT_USER_ID=-1
ACCT_USER_GROUPS=( ${PN} )

acct-user_add_deps
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DIST clevis-19.tar.gz 81324 BLAKE2B 75323940d0b53e307f5dbc197e3117e7ddc900d76ae1043bac3d17cc3af0264ba00a5f840c5c9dd3c2dd9c8fbde2cf05934b8ab3e89cd403ad8a8eb28609bb78 SHA512 dee19354c908c3843fc295a84b431780d5d6062c77766ee7ce9550636d3623d92b0cd1f6d4c40d57bef14debddc161da2b72289a5d6185cdd17b09a1ef67409a
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# Copyright 2022-2023 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2

EAPI=8

inherit meson

DESCRIPTION="Automated Encryption Framework"
HOMEPAGE="https://github.com/latchset/clevis"
SRC_URI="https://github.com/latchset/${PN}/archive/v${PV}.tar.gz -> ${P}.tar.gz"

LICENSE="GPL-3"
SLOT="0"
KEYWORDS="~amd64"
IUSE="+luks +tpm"

DEPEND="
dev-libs/jose
sys-fs/cryptsetup
luks? (
app-misc/jq
dev-libs/libpwquality
dev-libs/luksmeta
)
tpm? ( app-crypt/tpm2-tools )
"
RDEPEND="${DEPEND}"

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"
)
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@@ -0,0 +1,216 @@
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 <[email protected]>
+#
+# 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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@@ -0,0 +1,11 @@
diff --git a/src/luks/systemd/meson.build b/src/luks/systemd/meson.build
index b10494e3ca4d620437aee0d5e440eecf323b03d9..09f7fb51e7320aa71e275c34baa0561233821d69 100644
--- a/src/luks/systemd/meson.build
+++ b/src/luks/systemd/meson.build
@@ -5,6 +5,7 @@ sd_reply_pass = find_program(
join_paths(get_option('prefix'), 'lib', 'systemd', 'systemd-reply-password'),
join_paths('/', 'usr', get_option('libdir'), 'systemd', 'systemd-reply-password'),
join_paths('/', 'usr', 'lib', 'systemd', 'systemd-reply-password'),
+ join_paths('/', 'lib', 'systemd', 'systemd-reply-password'),
required: false
)
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@@ -0,0 +1,15 @@
<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE pkgmetadata SYSTEM "https://www.gentoo.org/dtd/metadata.dtd">
<pkgmetadata>
<maintainer type="person">
<email>[email protected]</email>
<name>Krish Jain (based off Julien Roy's work) </name>
</maintainer>
<upstream>
<remote-id type="github">latchset/clevis</remote-id>
</upstream>
<use>
<flag name="luks">Enable LUKS support</flag>
<flag name="tpm">Enable TPM support</flag>
</use>
</pkgmetadata>
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DIST tang-13.tar.gz 41537 BLAKE2B 23c7ebb0e74d56c712200e0bcbf048d32e82f08c91eece19337fc9725a6de48240958435c560a32f47fe506e607b38fc29c2b05635f232f713c8af6066a33ac0 SHA512 c8e99498b31a45bb97092d764bbe5f13f9152a8128ef774de6ac99bd44f15d5895b462ecefc504f37142fdacafc86a39059204514aa509db257b342553e00641
DIST tang-14.tar.gz 41616 BLAKE2B a26091108b16342f51cf05745ae68b56fab5ffac6d9f9191b4d6952a5c88afcbad8bbcfc0e4754b8d9c5ebf659874026a2020c1ad305f4f7393d2487ec5f95d5 SHA512 3b0872f51d9aa8dfd232fa328a326503800a1eedfe7cf9d73f8e10a3cfb97f667996708a18ea04c982c3ca477fe36961045649437b953c593fce544d8dee8048
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@@ -0,0 +1,8 @@
# Address for tang to listen to (default: 0.0.0.0)
ADDRESS=0.0.0.0

# Port for tang to listen to (default: 8888)
PORT=8888

# Directory where keys will be stored (default: /var/db/tang)
TANGDIR=/var/db/tang
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@@ -0,0 +1,11 @@
#!/sbin/openrc-run
# Copyright 2022 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2

name="tang daemon"
description="Tang binding daemon"
command=/usr/bin/socat
pidfile="/var/run/${RC_SVCNAME}.pid"
command_user="tang"
command_args="TCP-LISTEN:${PORT},bind=${ADDRESS},fork SYSTEM:'/usr/libexec/tangd ${TANGDIR}'"
command_background=true
Original file line number Diff line number Diff line change
@@ -0,0 +1,6 @@
[Unit]
Description=Tang Server

[Service]
ExecStart=/usr/bin/socat TCP-LISTEN:8888,bind=0.0.0.0,fork SYSTEM:'/usr/libexec/tangd /var/db/tang'
User=tang
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@@ -0,0 +1,11 @@
<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE pkgmetadata SYSTEM "https://www.gentoo.org/dtd/metadata.dtd">
<pkgmetadata>
<maintainer type="person">
<email>[email protected]</email>
<name>Julien Roy</name>
</maintainer>
<upstream>
<remote-id type="github">latchset/tang</remote-id>
</upstream>
</pkgmetadata>
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