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units: add units that put together and install a TPM2 PCR policy at boot

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Lennart Poettering 2023-10-23 12:02:53 +02:00
parent 8e35338d09
commit 809def1940
8 changed files with 208 additions and 0 deletions
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28
units/meson.build
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@ -477,6 +477,34 @@ units = [
'conditions' : ['ENABLE_BOOTLOADER', 'HAVE_OPENSSL', 'HAVE_TPM2'],
'symlinks' : ['sysinit.target.wants/'],
},
{
'file' : 'systemd-pcrlock-make-policy.service.in',
'conditions' : ['ENABLE_BOOTLOADER', 'HAVE_OPENSSL', 'HAVE_TPM2'],
},
{
'file' : 'systemd-pcrlock-secureboot-policy.service.in',
'conditions' : ['ENABLE_BOOTLOADER', 'HAVE_OPENSSL', 'HAVE_TPM2'],
},
{
'file' : 'systemd-pcrlock-secureboot-authority.service.in',
'conditions' : ['ENABLE_BOOTLOADER', 'HAVE_OPENSSL', 'HAVE_TPM2'],
},
{
'file' : 'systemd-pcrlock-file-system.service.in',
'conditions' : ['ENABLE_BOOTLOADER', 'HAVE_OPENSSL', 'HAVE_TPM2'],
},
{
'file' : 'systemd-pcrlock-machine-id.service.in',
'conditions' : ['ENABLE_BOOTLOADER', 'HAVE_OPENSSL', 'HAVE_TPM2'],
},
{
'file' : 'systemd-pcrlock-firmware-code.service.in',
'conditions' : ['ENABLE_BOOTLOADER', 'HAVE_OPENSSL', 'HAVE_TPM2'],
},
{
'file' : 'systemd-pcrlock-firmware-config.service.in',
'conditions' : ['ENABLE_BOOTLOADER', 'HAVE_OPENSSL', 'HAVE_TPM2'],
},
{
'file' : 'systemd-portabled.service.in',
'conditions' : ['ENABLE_PORTABLED'],

25
units/systemd-pcrlock-file-system.service.in Normal file
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@ -0,0 +1,25 @@
# SPDX-License-Identifier: LGPL-2.1-or-later
#
# This file is part of systemd.
#
# systemd is free software; you can redistribute it and/or modify it
# under the terms of the GNU Lesser General Public License as published by
# the Free Software Foundation; either version 2.1 of the License, or
# (at your option) any later version.
[Unit]
Description=Lock File Systems to TPM2 PCR Policy
Documentation=man:systemd-pcrlock(8)
DefaultDependencies=no
Conflicts=shutdown.target
Before=sysinit.target shutdown.target systemd-pcrlock-make-policy.service
ConditionPathExists=!/etc/initrd-release
ConditionSecurity=measured-uki
[Service]
Type=oneshot
RemainAfterExit=yes
ExecStart={{LIBEXECDIR}}/systemd-pcrlock lock-file-system
[Install]
WantedBy=sysinit.target

26
units/systemd-pcrlock-firmware-code.service.in Normal file
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@ -0,0 +1,26 @@
# SPDX-License-Identifier: LGPL-2.1-or-later
#
# This file is part of systemd.
#
# systemd is free software; you can redistribute it and/or modify it
# under the terms of the GNU Lesser General Public License as published by
# the Free Software Foundation; either version 2.1 of the License, or
# (at your option) any later version.
[Unit]
Description=Lock Firmware Code to TPM2 PCR Policy
Documentation=man:systemd-pcrlock(8)
DefaultDependencies=no
Conflicts=shutdown.target
After=systemd-tpm2-setup.service
Before=sysinit.target shutdown.target systemd-pcrlock-make-policy.service
ConditionPathExists=!/etc/initrd-release
ConditionSecurity=measured-uki
[Service]
Type=oneshot
RemainAfterExit=yes
ExecStart={{LIBEXECDIR}}/systemd-pcrlock lock-firmware-code
[Install]
WantedBy=sysinit.target

26
units/systemd-pcrlock-firmware-config.service.in Normal file
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@ -0,0 +1,26 @@
# SPDX-License-Identifier: LGPL-2.1-or-later
#
# This file is part of systemd.
#
# systemd is free software; you can redistribute it and/or modify it
# under the terms of the GNU Lesser General Public License as published by
# the Free Software Foundation; either version 2.1 of the License, or
# (at your option) any later version.
[Unit]
Description=Lock Firmware Configuration to TPM2 PCR Policy
Documentation=man:systemd-pcrlock(8)
DefaultDependencies=no
Conflicts=shutdown.target
After=systemd-tpm2-setup.service
Before=sysinit.target shutdown.target systemd-pcrlock-make-policy.service
ConditionPathExists=!/etc/initrd-release
ConditionSecurity=measured-uki
[Service]
Type=oneshot
RemainAfterExit=yes
ExecStart={{LIBEXECDIR}}/systemd-pcrlock lock-firmware-config
[Install]
WantedBy=sysinit.target

25
units/systemd-pcrlock-machine-id.service.in Normal file
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@ -0,0 +1,25 @@
# SPDX-License-Identifier: LGPL-2.1-or-later
#
# This file is part of systemd.
#
# systemd is free software; you can redistribute it and/or modify it
# under the terms of the GNU Lesser General Public License as published by
# the Free Software Foundation; either version 2.1 of the License, or
# (at your option) any later version.
[Unit]
Description=Lock Machine ID to TPM2 PCR Policy
Documentation=man:systemd-pcrlock(8)
DefaultDependencies=no
Conflicts=shutdown.target
Before=sysinit.target shutdown.target systemd-pcrlock-make-policy.service
ConditionPathExists=!/etc/initrd-release
ConditionSecurity=measured-uki
[Service]
Type=oneshot
RemainAfterExit=yes
ExecStart={{LIBEXECDIR}}/systemd-pcrlock lock-machine-id
[Install]
WantedBy=sysinit.target

26
units/systemd-pcrlock-make-policy.service.in Normal file
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@ -0,0 +1,26 @@
# SPDX-License-Identifier: LGPL-2.1-or-later
#
# This file is part of systemd.
#
# systemd is free software; you can redistribute it and/or modify it
# under the terms of the GNU Lesser General Public License as published by
# the Free Software Foundation; either version 2.1 of the License, or
# (at your option) any later version.
[Unit]
Description=Make TPM2 PCR Policy
Documentation=man:systemd-pcrlock(8)
DefaultDependencies=no
Conflicts=shutdown.target
After=systemd-tpm2-setup.service
Before=sysinit.target shutdown.target
ConditionPathExists=!/etc/initrd-release
ConditionSecurity=measured-uki
[Service]
Type=oneshot
RemainAfterExit=yes
ExecStart={{LIBEXECDIR}}/systemd-pcrlock make-policy --location=770
[Install]
WantedBy=sysinit.target

26
units/systemd-pcrlock-secureboot-authority.service.in Normal file
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@ -0,0 +1,26 @@
# SPDX-License-Identifier: LGPL-2.1-or-later
#
# This file is part of systemd.
#
# systemd is free software; you can redistribute it and/or modify it
# under the terms of the GNU Lesser General Public License as published by
# the Free Software Foundation; either version 2.1 of the License, or
# (at your option) any later version.
[Unit]
Description=Lock UEFI SecureBoot Authority to TPM2 PCR Policy
Documentation=man:systemd-pcrlock(8)
DefaultDependencies=no
Conflicts=shutdown.target
After=systemd-tpm2-setup.service
Before=sysinit.target shutdown.target systemd-pcrlock-make-policy.service
ConditionPathExists=!/etc/initrd-release
ConditionSecurity=measured-uki
[Service]
Type=oneshot
RemainAfterExit=yes
ExecStart={{LIBEXECDIR}}/systemd-pcrlock lock-secureboot-authority
[Install]
WantedBy=sysinit.target

26
units/systemd-pcrlock-secureboot-policy.service.in Normal file
View file

@ -0,0 +1,26 @@
# SPDX-License-Identifier: LGPL-2.1-or-later
#
# This file is part of systemd.
#
# systemd is free software; you can redistribute it and/or modify it
# under the terms of the GNU Lesser General Public License as published by
# the Free Software Foundation; either version 2.1 of the License, or
# (at your option) any later version.
[Unit]
Description=Lock UEFI SecureBoot Policy to TPM2 PCR Policy
Documentation=man:systemd-pcrlock(8)
DefaultDependencies=no
Conflicts=shutdown.target
After=systemd-tpm2-setup.service
Before=sysinit.target shutdown.target systemd-pcrlock-make-policy.service
ConditionPathExists=!/etc/initrd-release
ConditionSecurity=measured-uki
[Service]
Type=oneshot
RemainAfterExit=yes
ExecStart={{LIBEXECDIR}}/systemd-pcrlock lock-secureboot-policy
[Install]
WantedBy=sysinit.target