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switch to "root=dissect" #39

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switch to "root=dissect" #39

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1db68f0
initrd: switch to new 'dissect' mode of finding rootfs + usrfs
poettering Mar 14, 2025
1da1024
dissect: also define an image filter
poettering Mar 20, 2025
712dc05
debug: add comment with additional useful debugging kernel command li…
poettering Mar 20, 2025
11506f5
initrd: explicitly turn off rootfs search when we never want to leave…
poettering Mar 14, 2025
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5 changes: 4 additions & 1 deletion mkosi.conf
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Original file line number Diff line number Diff line change
Expand Up @@ -20,9 +20,12 @@ Output=%i_%v_%a
[Content]
UnifiedKernelImageFormat=%i_%v_%a
KernelCommandLine=
root=dissect
mount.usr=dissect
rw
audit=0
systemd.image_policy=esp=unprotected:xbootldr=unprotected+unused+absent:usr=signed:root=encrypted:swap=encrypted+unused+absent:home=unprotected:=ignore
systemd.image_policy=esp=unprotected:xbootldr=unprotected+unused+absent:usr=signed:root=encrypted+absent:swap=encrypted+unused+absent:home=unprotected+absent:=ignore
systemd.image_filter=usr=ParticleOS_*:usr-verity=ParticleOS_*:usr-verity-sig=ParticleOS_*:root=ParticleOS-*:swap=ParticleOS-*:home=ParticleOS-*
InitrdProfiles=
KernelModulesInitrdExclude=.*
KernelModulesInitrdInclude=default
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2 changes: 2 additions & 0 deletions mkosi.uki-profiles/10-live.conf
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Expand Up @@ -7,6 +7,7 @@ Profile=

Cmdline=
root=tmpfs
mount.usr=dissect
rd.systemd.mask=systemd-repart.service
systemd.mask=systemd-repart.service
systemd.firstboot=no
Expand All @@ -18,5 +19,6 @@ Cmdline=
rw
audit=0
systemd.image_policy=esp=unprotected:xbootldr=unprotected+unused+absent:usr=signed:=ignore
systemd.image_filter=usr=ParticleOS_*:usr-verity=ParticleOS_*:usr-verity-sig=ParticleOS_*

SignExpectedPcr=no
1 change: 1 addition & 0 deletions mkosi.uki-profiles/80-storagetm.conf
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Expand Up @@ -11,5 +11,6 @@ Cmdline=
ro
audit=0
systemd.image_policy=-
root=off

SignExpectedPcr=no
5 changes: 4 additions & 1 deletion mkosi.uki-profiles/90-factory-reset.conf
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Expand Up @@ -6,9 +6,12 @@ Profile=
TITLE=Reset System to Factory Defaults [CAUTION!]

Cmdline=
root=dissect
mount.usr=dissect
systemd.factory_reset=1
rw
audit=0
systemd.image_policy=esp=unprotected:xbootldr=unprotected+unused+absent:usr=signed:root=encrypted:swap=encrypted+unused+absent:home=unprotected:=ignore
systemd.image_policy=esp=unprotected:xbootldr=unprotected+unused+absent:usr=signed:root=encrypted+absent:swap=encrypted+unused+absent:home=unprotected+absent:=ignore
systemd.image_filter=usr=ParticleOS_*:usr-verity=ParticleOS_*:usr-verity-sig=ParticleOS_*:root=ParticleOS-*:swap=ParticleOS-*:home=ParticleOS-*

SignExpectedPcr=yes
1 change: 1 addition & 0 deletions mkosi.uki-profiles/91-factory-reset-with-tpm-clear.conf
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Expand Up @@ -10,5 +10,6 @@ Cmdline=
ro
audit=0
systemd.image_policy=-
root=off

SignExpectedPcr=no
5 changes: 4 additions & 1 deletion mkosi.uki-profiles/95-emergency.conf
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Expand Up @@ -6,9 +6,12 @@ Profile=
TITLE=Boot into Emergency Mode

Cmdline=
root=dissect
mount.usr=dissect
systemd.unit=emergency.target
rw
audit=0
systemd.image_policy=esp=unprotected:xbootldr=unprotected+unused+absent:usr=signed:root=encrypted:swap=encrypted+unused+absent:home=unprotected:=ignore
systemd.image_policy=esp=unprotected:xbootldr=unprotected+unused+absent:usr=signed:root=encrypted+absent:swap=encrypted+unused+absent:home=unprotected+absent:=ignore
systemd.image_filter=usr=ParticleOS_*:usr-verity=ParticleOS_*:usr-verity-sig=ParticleOS_*:root=ParticleOS-*:swap=ParticleOS-*:home=ParticleOS-*

SignExpectedPcr=yes
9 changes: 8 additions & 1 deletion mkosi.uki-profiles/99-debug.conf
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Expand Up @@ -6,11 +6,18 @@ Profile=
TITLE=Boot with debug logs enabled

Cmdline=
root=dissect
mount.usr=dissect
debug
systemd.log_level=debug
systemd.journald.forward_to_console=1
rw
audit=0
systemd.image_policy=esp=unprotected:xbootldr=unprotected+unused+absent:usr=signed:root=encrypted:swap=encrypted+unused+absent:home=unprotected:=ignore
systemd.image_policy=esp=unprotected:xbootldr=unprotected+unused+absent:usr=signed:root=encrypted+absent:swap=encrypted+unused+absent:home=unprotected+absent:=ignore
systemd.image_filter=usr=ParticleOS_*:usr-verity=ParticleOS_*:usr-verity-sig=ParticleOS_*:root=ParticleOS-*:swap=ParticleOS-*:home=ParticleOS-*

# More knobs to enable:
# systemd.log_target=console
# rd.systemd.break=pre-switch-root

SignExpectedPcr=yes