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Merge pull request #779 from MrChromebox/pwd_fix

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Encapsulate changes to working directory inside subshells
This commit is contained in:
tlaurion 2020-07-30 13:54:15 -04:00 committed by GitHub
commit b9f487aa36
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3 changed files with 13 additions and 11 deletions
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2
initrd/bin/gui-init
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@ -42,7 +42,7 @@ verify_global_hashes()
TMP_PACKAGE_TRIGGER_PRE="/tmp/kexec/kexec_package_trigger_pre.txt"
TMP_PACKAGE_TRIGGER_POST="/tmp/kexec/kexec_package_trigger_post.txt"
if cd /boot && sha256sum -c "$TMP_HASH_FILE" > /tmp/hash_output ; then
if ( cd /boot && sha256sum -c "$TMP_HASH_FILE" > /tmp/hash_output ) then
return 0
elif [ ! -f $TMP_HASH_FILE ]; then
if (whiptail $CONFIG_ERROR_BG_COLOR --clear --title 'ERROR: Missing Hash File!' \

4
initrd/bin/oem-factory-reset
View File

@ -217,8 +217,8 @@ set_default_boot_option()
echo "$entry" > /boot/kexec_default.1.txt
# validate boot option
cd /boot && /bin/kexec-boot -b "/boot" -e "$entry" -f \
| xargs sha256sum > $hash_file 2>/dev/null \
( cd /boot && /bin/kexec-boot -b "/boot" -e "$entry" -f \
| xargs sha256sum > $hash_file 2>/dev/null ) \
|| whiptail_error_die "Failed to create hashes of boot files"
}

4
initrd/etc/functions
View File

@ -272,12 +272,14 @@ update_checksums()
fi
# remount RW
mount -o rw,remount /boot
(
cd /boot
find ./ -type f ! -name '*kexec*' | xargs sha256sum > /boot/kexec_hashes.txt
if [ -e /boot/kexec_default_hashes.txt ]; then
DEFAULT_FILES=$(cat /boot/kexec_default_hashes.txt | cut -f3 -d ' ')
echo $DEFAULT_FILES | xargs sha256sum > /boot/kexec_default_hashes.txt
fi
)
# Remove any package trigger log files
# We don't need them after the user decides to sign
rm -f /boot/kexec_package_trigger*
@ -301,7 +303,7 @@ update_checksums()
detect_boot_device()
{
# unmount /boot to be safe
umount /boot 2>/dev/null
cd / && umount /boot 2>/dev/null
# check $CONFIG_BOOT_DEV if set/valid
if [ -e "$CONFIG_BOOT_DEV" ]; then