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update(falco_scripts): remove only the current version

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Signed-off-by: Andrea Terzolo <andrea.terzolo@polito.it>
This commit is contained in:
Andrea Terzolo 2022-03-21 12:41:51 +01:00 committed by poiana
parent a11d513bff
commit 1ebdb5648f
1 changed files with 30 additions and 37 deletions
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53
scripts/falco-driver-loader
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@ -219,18 +219,26 @@ load_kernel_module_download() {
fi fi
} }
print_clean_termination() {
echo
echo "* [SUCCESS] Cleaning phase correctly terminated."
echo
echo "================ Cleaning phase ================"
echo
}
clean_kernel_module() { clean_kernel_module() {
echo echo
echo "================ Cleaning phase ================" echo "================ Cleaning phase ================"
echo echo
if ! hash lsmod > /dev/null 2>&1; then if ! hash lsmod > /dev/null 2>&1; then
>&2 echo "* Error: This program requires lsmod." >&2 echo "* [ERROR]: This program requires lsmod."
exit 1 exit 1
fi fi
if ! hash rmmod > /dev/null 2>&1; then if ! hash rmmod > /dev/null 2>&1; then
>&2 echo "* Error: This program requires rmmod." >&2 echo "* [ERROR]: This program requires rmmod."
exit 1 exit 1
fi fi
@ -263,45 +271,30 @@ clean_kernel_module() {
if [ ${MAX_RMMOD_WAIT} -eq 0 ]; then if [ ${MAX_RMMOD_WAIT} -eq 0 ]; then
echo "* [WARNING] '${KMOD_NAME}' module is still loaded, you could have incompatibility issues." echo "* [WARNING] '${KMOD_NAME}' module is still loaded, you could have incompatibility issues."
return echo
fi fi
if ! hash dkms >/dev/null 2>&1; then if ! hash dkms >/dev/null 2>&1; then
echo "* Skipping dkms remove (dkms not found)" echo "- Skipping dkms remove (dkms not found)"
print_clean_termination
return return
fi fi
echo "* 2. Check kernel module '${KMOD_NAME}' in dkms:" # Remove the module version from dkms.
echo "* 2. Check kernel module '${KMOD_NAME}' with version '${DRIVER_VERSION}' in dkms:"
# Remove all versions of this module from dkms. if [ "$(dkms status -m $KMOD_NAME -v $DRIVER_VERSION)" ]; then
DRIVER_VERSIONS=$(dkms status -m "${KMOD_NAME}" | cut -d',' -f2 | sed -e 's/^[[:space:]]*//') echo "- Removing version '${DRIVER_VERSION}' from dkms..."
if [ -z "${DRIVER_VERSIONS}" ]; then if dkms remove -m $KMOD_NAME -v $DRIVER_VERSION --all; then
echo "- OK! There is no '${KMOD_NAME}' module in dkms-" echo
return echo "- OK! Removing '${DRIVER_VERSION}' succeeded."
else else
echo "- There are some verions of '${KMOD_NAME}' module in dkms." echo "* [WARNING] Removing '${KMOD_NAME}' version '${DRIVER_VERSION}' failed."
echo
echo "* 3. Removing all the following versions of '${KMOD_NAME}' module from dkms:"
echo "- ${DRIVER_VERSIONS}"
echo
fi fi
for CURRENT_VER in ${DRIVER_VERSIONS}; do
echo "- Removing ${CURRENT_VER}..."
if dkms remove -m ${KMOD_NAME} -v "${CURRENT_VER}" --all; then
echo
echo "- OK! Removing '${CURRENT_VER}' succeeded"
echo
else else
echo "- Removing '${KMOD_NAME}' version '${CURRENT_VER}' failed" echo "- OK! There is no '${KMOD_NAME}' module in dkms."
return
fi fi
done
echo "* [SUCCESS] Cleaning phase correctly terminated." print_clean_termination
echo
echo "================ Cleaning phase ================"
echo
} }
load_kernel_module() { load_kernel_module() {