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nixos/kexec: log what's happening

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This commit is contained in:
Linus Heckemann 2019-04-29 22:43:16 +02:00
parent 4d667685c2
commit 6b6f25e926
1 changed files with 9 additions and 2 deletions
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11
nixos/modules/system/boot/kexec.nix
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@ -14,10 +14,17 @@
script =
''
# Don't load the current system profile if we already have a kernel loaded
[[ 1 = "$(</sys/kernel/kexec_loaded)" ]] && exit
if [[ 1 = "$(</sys/kernel/kexec_loaded)" ]] ; then
echo "kexec kernel has already been loaded, prepare-kexec skipped"
exit 0
fi
p=$(readlink -f /nix/var/nix/profiles/system)
if ! [ -d $p ]; then exit 1; fi
if ! [[ -d $p ]]; then
echo "Could not find system profile for prepare-kexec"
exit 1
fi
echo "Loading NixOS system via kexec."
exec kexec --load $p/kernel --initrd=$p/initrd --append="$(cat $p/kernel-params) init=$p/init"
'';
};