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Fix falco-driver-loader SELinux insmod denials

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Signed-off-by: David Windsor <dwindsor@secureworks.com>
This commit is contained in:
David Windsor 2021-10-13 13:03:16 -04:00 committed by poiana
parent 762500a361
commit e7b320b00c
1 changed files with 5 additions and 1 deletions
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6
scripts/falco-driver-loader
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@ -161,6 +161,8 @@ load_kernel_module_compile() {
chmod +x /tmp/falco-dkms-make
if dkms install --directive="MAKE='/tmp/falco-dkms-make'" -m "${DRIVER_NAME}" -v "${DRIVER_VERSION}" -k "${KERNEL_RELEASE}" 2>/dev/null; then
echo "* ${DRIVER_NAME} module installed in dkms, trying to insmod"
chcon -t modules_object_t "/var/lib/dkms/${DRIVER_NAME}/${DRIVER_VERSION}/${KERNEL_RELEASE}/${ARCH}/module/${DRIVER_NAME}.ko" > /dev/null 2>&1
chcon -t modules_object_t "/var/lib/dkms/${DRIVER_NAME}/${DRIVER_VERSION}/${KERNEL_RELEASE}/${ARCH}/module/${DRIVER_NAME}.ko.xz" > /dev/null 2>&1
if insmod "/var/lib/dkms/${DRIVER_NAME}/${DRIVER_VERSION}/${KERNEL_RELEASE}/${ARCH}/module/${DRIVER_NAME}.ko" > /dev/null 2>&1; then
echo "* Success: ${DRIVER_NAME} module found and loaded in dkms"
exit 0
@ -193,6 +195,7 @@ load_kernel_module_download() {
echo "* Trying to download a prebuilt ${DRIVER_NAME} module from ${URL}"
if curl -L --create-dirs "${FALCO_DRIVER_CURL_OPTIONS}" -o "${HOME}/.falco/${FALCO_KERNEL_MODULE_FILENAME}" "${URL}"; then
echo "* Download succeeded"
chcon -t modules_object_t "${HOME}/.falco/${FALCO_KERNEL_MODULE_FILENAME}" > /dev/null 2>&1
insmod "${HOME}/.falco/${FALCO_KERNEL_MODULE_FILENAME}" && echo "* Success: ${DRIVER_NAME} module found and inserted"
exit $?
else
@ -252,6 +255,7 @@ load_kernel_module() {
if [ -f "${HOME}/.falco/${FALCO_KERNEL_MODULE_FILENAME}" ]; then
echo "* Found a prebuilt ${DRIVER_NAME} module at ${HOME}/.falco/${FALCO_KERNEL_MODULE_FILENAME}, loading it"
chcon -t modules_object_t "${HOME}/.falco/${FALCO_KERNEL_MODULE_FILENAME}" > /dev/null 2>&1
insmod "${HOME}/.falco/${FALCO_KERNEL_MODULE_FILENAME}" && echo "* Success: ${DRIVER_NAME} module found and inserted"
exit $?
fi
@ -634,4 +638,4 @@ if [ -z "$source_only" ]; then
;;
esac
fi
fi
fi