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fail statements + error handling

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Archimax 2025-01-25 22:35:20 -05:00 committed by GitHub
parent 21eeeeff52
commit 6e1cb988f7
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1 changed files with 11 additions and 6 deletions
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17
inshim.sh
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@ -1,6 +1,11 @@
#!/bin/bash #!/bin/bash
[ "$EUID" -ne 0 ] && echo "Run this as root" [ "$EUID" -ne 0 ] && fail "Not running as root, this shouldn't happen! Failing."
fail() {
printf "%b\n" "$*" >&2 || :
sleep 1d
}
get_largest_cros_blockdev() { get_largest_cros_blockdev() {
local largest size dev_name tmp_size remo local largest size dev_name tmp_size remo
@ -31,15 +36,15 @@ format_part_number() {
mount /dev/disk/by-label/STATE /mnt/stateful_partition/ mount /dev/disk/by-label/STATE /mnt/stateful_partition/
cros_dev="$(get_largest_cros_blockdev)" cros_dev="$(get_largest_cros_blockdev)"
if [ -z "$cros_dev" ]; then if [ -z "$cros_dev" ]; then
echo "No CrOS SSD found on device. Failing." echo "No CrOS SSD found on device. Failing."
exit 1 sleep 1d
fi fi
stateful=$(format_part_number "$cros_dev" 1) stateful=$(format_part_number "$cros_dev" 1)
mkfs.ext4 -F "$stateful" # This only wipes the stateful partition mkfs.ext4 -F "$stateful" || fail "Failed to wipe stateful." # This only wipes the stateful partition
mount "$stateful" /tmp mount "$stateful" /tmp || fail "Failed to mount stateful."
mkdir -p /tmp/unencrypted mkdir -p /tmp/unencrypted
cp /mnt/stateful_partition/usr/share/packeddata/. /tmp/unencrypted/ -rvf cp /mnt/stateful_partition/usr/share/packeddata/. /tmp/unencrypted/ -rvf
chown 1000 /tmp/unencrypted/PKIMetadata -R chown 1000 /tmp/unencrypted/PKIMetadata -R
rm /tmp/.developer_mode rm /tmp/.developer_mode
umount /tmp umount /tmp
crossystem disable_dev_request=1 crossystem disable_dev_request=1 || fail "Failed to set disable_dev_request."