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run_test.sh
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#!/bin/bash
# Test that dkms works properly
set -eu
# Change the to base directory
cd "$(dirname -- "$0")"
# To use a specific kernel version, use the environment variable KERNEL_VER
UNAME_R="$(uname -r)"
KERNEL_VER="${KERNEL_VER:-${UNAME_R}}"
KERNEL_ARCH="$(uname -m)"
echo "Using kernel ${KERNEL_VER}/${KERNEL_ARCH}"
# debconf can trigger at random points, in the testing process. Where a bunch of
# the frontends cannot work in our CI. Just opt for the noninteractive one.
export DEBIAN_FRONTEND=noninteractive
# Avoid output variations due to parallelism
export parallel_jobs=1
# Temporary files, directories, and modules created during tests
TEST_MODULES=(
"dkms_test"
"dkms_dependencies_test"
"dkms_circular_dependencies_test"
"dkms_replace_test"
"dkms_noautoinstall_test"
"dkms_failing_test"
"dkms_failing_dependencies_test"
"dkms_multiver_test"
"dkms_nover_test"
"dkms_emptyver_test"
"dkms_nover_update_test"
"dkms_conf_test"
"dkms_duplicate_test"
"dkms_patches_test"
"dkms_scripts_test"
"dkms_noisy_test"
"dkms_crlf_test"
"dkms_build_exclusive_test"
"dkms_build_exclusive_dependencies_test"
)
TEST_TMPDIRS=(
"/usr/src/dkms_test-1.0"
"/usr/src/dkms_dependencies_test-1.0"
"/usr/src/dkms_circular_dependencies_test-1.0"
"/usr/src/dkms_replace_test-2.0"
"/usr/src/dkms_noautoinstall_test-1.0"
"/usr/src/dkms_failing_test-1.0"
"/usr/src/dkms_failing_dependencies_test-1.0"
"/usr/src/dkms_multiver_test-1.0"
"/usr/src/dkms_multiver_test-2.0"
"/usr/src/dkms_nover_test-1.0"
"/usr/src/dkms_emptyver_test-1.0"
"/usr/src/dkms_nover_update_test-1.0"
"/usr/src/dkms_nover_update_test-2.0"
"/usr/src/dkms_nover_update_test-3.0"
"/usr/src/dkms_conf_test-1.0"
"/usr/src/dkms_duplicate_test-1.0"
"/usr/src/dkms_patches_test-1.0"
"/usr/src/dkms_scripts_test-1.0"
"/usr/src/dkms_noisy_test-1.0"
"/usr/src/dkms_crlf_test-1.0"
"/usr/src/dkms_build_exclusive_test-1.0"
"/usr/src/dkms_build_exclusive_dependencies_test-1.0"
"/tmp/dkms_test_dir_${KERNEL_VER}/"
)
TEST_TMPFILES=(
"/tmp/dkms_test_private_key"
"/tmp/dkms_test_certificate"
"/tmp/dkms_test_kconfig"
"/etc/dkms/framework.conf.d/dkms_test_framework.conf"
"/etc/dkms/no-autoinstall"
"test_cmd_output.log"
"test_cmd_stdout.log"
"test_cmd_stderr.log"
"test_cmd_expected_output.log"
)
# Reportedly in some cases the entries in the modinfo output are ordered
# differently. Fetch whatever we need and sort them.
modinfo_quad() {
modinfo $1 | grep -E "^description:|^filename:|^license:|^version:" | sort
}
SIGNING_MESSAGE=""
declare -i NO_SIGNING_TOOL
if [ "$#" = 1 ] && [ "$1" = "--no-signing-tool" ]; then
echo 'Ignore signing tool errors'
NO_SIGNING_TOOL=1
else
NO_SIGNING_TOOL=0
fi
# Some helpers
dkms_status_grep_dkms_module() {
local module_name="$1"
(dkms status | grep "^${module_name}/") || true
}
clean_dkms_env() {
local found_module
for module in ${TEST_MODULES[@]}; do
found_module="$(dkms_status_grep_dkms_module ${module})"
if [[ -n "$found_module" ]] ; then
local version
for version in 1.0 2.0 3.0; do
test ! -d "/var/lib/dkms/${module}/${version}" || dkms remove ${module}/${version} >/dev/null || true
done
fi
rm -rf "/var/lib/dkms/${module}/"
rm -f "/lib/modules/${KERNEL_VER}/${expected_dest_loc}/${module}.ko${mod_compression_ext}"
rm -f "/lib/modules/${KERNEL_VER}/kernel/extra/${module}.ko${mod_compression_ext}"
done
for dir in "${TEST_TMPDIRS[@]}"; do
rm -rf "$dir"
done
for file in "${TEST_TMPFILES[@]}"; do
rm -f "$file"
done
}
check_no_dkms_test() {
local found_module
for module in ${TEST_MODULES[@]}; do
found_module="$(dkms_status_grep_dkms_module ${module})"
if [[ -n "$found_module" ]] ; then
echo >&2 "Error: module ${module} is still in DKMS tree"
exit 1
fi
if [[ -d "/var/lib/dkms/${module}" ]]; then
echo >&2 "Error: directory /var/lib/dkms/${module} still exists"
exit 1
fi
if [[ -f "/lib/modules/${KERNEL_VER}/${expected_dest_loc}/${module}.ko${mod_compression_ext}" ]]; then
echo >&2 "Error: file /lib/modules/${KERNEL_VER}/${expected_dest_loc}/${module}.ko${mod_compression_ext} still exists"
exit 1
fi
done
for dir in "${TEST_TMPDIRS[@]}"; do
if [[ -d "$dir" ]]; then
echo >&2 "Error: directory ${dir} still exists"
exit 1
fi
done
for file in "${TEST_TMPFILES[@]}"; do
if [[ -f "$file" ]]; then
echo >&2 "Error: file ${file} still exists"
exit 1
fi
done
}
cert_serial() {
local ver="$(openssl version)"
# Some systems in CI test are still using ancient versions of openssl program.
if [[ "$ver" = "OpenSSL 1.0."* ]] || [[ "$ver" = "OpenSSL 0."* ]]; then
openssl x509 -text -inform DER -in "$1" -noout | grep -A 1 'X509v3 Subject Key Identifier' | tail -n 1 | tr 'a-z' 'A-Z' | tr -d ' :'
else
openssl x509 -serial -inform DER -in "$1" -noout | tr 'a-z' 'A-Z' | sed 's/^SERIAL=//'
fi
}
set_signing_message() {
# $1: module name
# $2: module version
# $3: module file name if not the same as $1
if (( NO_SIGNING_TOOL == 0 )); then
SIGNING_MESSAGE="Signing module /var/lib/dkms/$1/$2/build/${3:-$1}.ko"$'\n'
fi
}
run_status_with_expected_output() {
local module=$1
cat > test_cmd_expected_output.log
dkms_status_grep_dkms_module "${module}" > test_cmd_output.log 2>&1
if ! diff -U3 test_cmd_expected_output.log test_cmd_output.log ; then
echo >&2 "Error: unexpected output from: dkms_status_grep_dkms_module for ${module}"
return 1
fi
rm test_cmd_expected_output.log test_cmd_output.log
}
generalize_expected_output() {
local output_log=$1
# On Red Hat and SUSE based distributions, weak-modules is executed. Drop it from the output, to be more generic
sed -i '/^Adding linked weak modules.*$/d' ${output_log}
sed -i '/^Removing linked weak modules.*$/d' ${output_log}
# Signing related output. Drop it from the output, to be more generic
if (( NO_SIGNING_TOOL == 0 )); then
sed -i '/^EFI variables are not supported on this system/d' ${output_log}
sed -i '/^\/sys\/firmware\/efi\/efivars not found, aborting./d' ${output_log}
sed -i '/^Certificate or key are missing, generating them using update-secureboot-policy...$/d' ${output_log}
sed -i '/^Certificate or key are missing, generating self signed certificate for MOK...$/d' ${output_log}
else
sed -i "/^Binary .* not found, modules won't be signed$/d" ${output_log}
# Uncomment the following line to run this script with --no-signing-tool on platforms where the sign-file tool exists
# sed -i '/^Signing module \/var\/lib\/dkms\/dkms_test\/1.0\/build\/dkms_test.ko$/d' ${output_log}
fi
# OpenSSL non-critical errors while signing. Remove them to be more generic
sed -i '/^At main.c:/d' ${output_log}
sed -i '/^- SSL error:/d' ${output_log}
# Apport related error that can occur in the CI. Drop from the output to be more generic
sed -i "/^python3: can't open file '\/usr\/share\/apport\/package-hooks\/dkms_packages.py'\: \[Errno 2\] No such file or directory$/d" ${output_log}
sed -i "/^ERROR (dkms apport): /d" ${output_log}
# Swap any CC/LD/... flags (if set) with a placeholder message
sed -i "s|\(make -j1 KERNELRELEASE=${KERNEL_VER} all\).*|\1 <omitting possibly set CC/LD/... flags>|" ${output_log}
}
run_with_expected_output() {
run_with_expected_error 0 "$@"
}
run_with_expected_error() {
local expected_error_code="$1"
local dkms_command="$3"
local output_log=test_cmd_output.log
local expected_output_log=test_cmd_expected_output.log
local error_code=0
shift
cat > ${expected_output_log}
stdbuf -o L -e L "$@" > ${output_log} 2>&1 || error_code=$?
if [[ "${error_code}" != "${expected_error_code}" ]] ; then
echo "Error: command '$*' returned status ${error_code} instead of expected ${expected_error_code}"
cat ${output_log}
rm ${expected_output_log} ${output_log}
return 1
fi
generalize_expected_output ${output_log} ${dkms_command}
if ! diff -U3 ${expected_output_log} ${output_log} ; then
echo >&2 "Error: unexpected output from: $*"
rm ${expected_output_log} ${output_log}
return 1
fi
rm ${expected_output_log} ${output_log}
}
generalize_make_log() {
local output_log="$1"
sed -r -i '
# timestamp on line 2
2s/.*/<timestamp>/
/# elapsed time:/s/[0-9]+:[0-9]+:[0-9]+/<hh:mm:ss>/
# minimize and unify compilation output between distributions
# we are not really interested in the compilation details
/warning: the compiler differs from the one used to build the kernel/d
/ The kernel was built by:/d
/ You are using:/d
/make(\[[0-9]+\])?: (Entering|Leaving) directory/d
s/ \[M\] / /
/^ /s/\/var\/lib\/dkms\/.*\///
/^ AR built-in\.a$/d
/^ Building modules, stage 2\.$/d
/^ MODPOST Module\.symvers$/d
/^ MODPOST [0-9]+ modules$/d
/^ CC \.module-common\.o$/d
/^ BTF dkms_(.*_)?test.ko$/d
/Skipping BTF generation for (\/var\/lib\/dkms\/.*\/)?dkms_(.*_)?test.ko due to unavailability of vmlinux$/d
/^ CLEAN \.tmp_versions$/d
' ${output_log}
}
check_make_log_content() {
local make_log="$1"
local output_log=test_cmd_output.log
local expected_output_log=test_cmd_expected_output.log
cat > ${expected_output_log}
cat "$make_log" > ${output_log}
generalize_make_log ${output_log}
if ! diff -U3 ${expected_output_log} ${output_log} ; then
echo >&2 "Error: unexpected make.log difference"
rm ${expected_output_log} ${output_log}
return 1
fi
rm ${expected_output_log} ${output_log}
}
check_module_source_tree_created() {
if ! [[ -d "$1" ]] ; then
echo >&2 "Error: directory '$1' was not created"
exit 1
fi
if ! [[ -f "$1/dkms.conf" ]] ; then
echo >&2 "Error: '$1/dkms.conf' was not found"
exit 1
fi
}
remove_module_source_tree() {
for p in "$@" ; do
case "$p" in
/usr/src/*)
;;
*)
echo "Unsuported module source tree location '$p'"
exit 1
;;
esac
done
echo "Removing source tree $@"
rm -r "$@"
}
# sig_hashalgo itself may show bogus value if kmod version < 26
kmod_broken_hashalgo() {
local -ri kmod_ver=$(kmod --version | grep version | cut -f 3 -d ' ')
(( kmod_ver < 26 ))
}
mod_compression_ext=
kernel_config="/lib/modules/${KERNEL_VER}/build/.config"
if [ -f "${kernel_config}" ]; then
if grep -q "^CONFIG_MODULE_COMPRESS_NONE=y" "${kernel_config}" ; then
mod_compression_ext=
elif grep -q "^CONFIG_MODULE_COMPRESS_GZIP=y" "${kernel_config}" ; then
mod_compression_ext=.gz
elif grep -q "^CONFIG_MODULE_COMPRESS_XZ=y" "${kernel_config}" ; then
mod_compression_ext=.xz
elif grep -q "^CONFIG_MODULE_COMPRESS_ZSTD=y" "${kernel_config}" ; then
mod_compression_ext=.zst
fi
fi
# Compute the expected destination module location
os_id="$(sed -n 's/^ID\s*=\s*\(.*\)$/\1/p' /etc/os-release | tr -d '"')"
shows_errors=yes
distro_sign_file_candidates=
case "${os_id}" in
centos | fedora | rhel | ovm | almalinux)
expected_dest_loc=extra
mod_compression_ext=.xz
;;
sles | suse | opensuse*)
expected_dest_loc=updates
mod_compression_ext=.zst
shows_errors=no
;;
arch)
expected_dest_loc=updates/dkms
shows_errors=no
;;
debian* | linuxmint)
expected_dest_loc=updates/dkms
distro_sign_file_candidates="/usr/lib/linux-kbuild-${KERNEL_VER%.*}/scripts/sign-file"
;;
ubuntu)
expected_dest_loc=updates/dkms
shows_errors=no
distro_sign_file_candidates="/usr/bin/kmodsign /usr/src/linux-headers-${KERNEL_VER}/scripts/sign-file"
;;
alpine)
expected_dest_loc=kernel/extra
;;
gentoo)
expected_dest_loc=kernel/extra
mod_compression_ext=
;;
*)
echo >&2 "Error: unknown Linux distribution ID ${os_id}"
exit 1
;;
esac
mod_compressor=
case "${mod_compression_ext}" in
.gz) mod_compressor=gzip ;;
.xz) mod_compressor=xz ;;
.zst) mod_compressor=zst ;;
esac
echo "Checking module compression ..."
echo "config: $(grep "^CONFIG_MODULE_COMPRESS" "${kernel_config}" || true)"
echo "files: $(find "/lib/modules/${KERNEL_VER}" -name \*.ko\* 2>/dev/null | head -n1)"
echo "Expected extension: ${mod_compression_ext:-(none)}"
for sign_file in $distro_sign_file_candidates \
"/lib/modules/${KERNEL_VER}/build/scripts/sign-file"
do
test ! -x "${sign_file}" || break
done
SIGNING_PROLOGUE_command="Sign command: ${sign_file}"
SIGNING_PROLOGUE_key="Signing key: /var/lib/dkms/mok.key"
SIGNING_PROLOGUE_cert="Public certificate (MOK): /var/lib/dkms/mok.pub"
if [ "${sign_file}" = "/usr/bin/kmodsign" ]; then
SIGNING_PROLOGUE_key="Signing key: /var/lib/shim-signed/mok/MOK.priv"
SIGNING_PROLOGUE_cert="Public certificate (MOK): /var/lib/shim-signed/mok/MOK.der"
fi
if (( NO_SIGNING_TOOL == 0 )); then
SIGNING_PROLOGUE="${SIGNING_PROLOGUE_command}
${SIGNING_PROLOGUE_key}
${SIGNING_PROLOGUE_cert}
"
else
SIGNING_PROLOGUE="The kernel is built without module signing facility, modules won't be signed
"
fi
DKMS_VERSION="$(dkms --version)"
echo 'Preparing a clean test environment'
clean_dkms_env
echo 'Test that there are no dkms modules installed'
run_with_expected_output dkms status -k "${KERNEL_VER}" << EOF
EOF
echo 'Test framework file hijacking'
mkdir -p /etc/dkms/framework.conf.d/
cp test/framework/hijacking.conf /etc/dkms/framework.conf.d/dkms_test_framework.conf
run_with_expected_output dkms status -m dkms_test << EOF
EOF
rm /etc/dkms/framework.conf.d/dkms_test_framework.conf
############################################################################
echo '*** Testing dkms on a regular module'
############################################################################
echo 'Adding the test module by version (expected error)'
run_with_expected_error 2 dkms add -m dkms_test -v 1.0 << EOF
Error! Could not find module source directory.
Directory: /usr/src/dkms_test-1.0 does not exist.
EOF
echo 'Adding the test module by directory'
run_with_expected_output dkms add test/dkms_test-1.0 << EOF
Creating symlink /var/lib/dkms/dkms_test/1.0/source -> /usr/src/dkms_test-1.0
EOF
check_module_source_tree_created /usr/src/dkms_test-1.0
run_status_with_expected_output 'dkms_test' << EOF
dkms_test/1.0: added
EOF
echo 'Adding the test module by directory again (expected error)'
run_with_expected_error 3 dkms add test/dkms_test-1.0 << EOF
Error! DKMS tree already contains: dkms_test/1.0
You cannot add the same module/version combo more than once.
EOF
echo 'Removing the test module'
run_with_expected_output dkms remove --all -m dkms_test -v 1.0 << EOF
Deleting module dkms_test/1.0 completely from the DKMS tree.
EOF
run_status_with_expected_output 'dkms_test' << EOF
EOF
remove_module_source_tree /usr/src/dkms_test-1.0
echo 'Adding the test module by config file'
run_with_expected_output dkms add test/dkms_test-1.0/dkms.conf << EOF
Creating symlink /var/lib/dkms/dkms_test/1.0/source -> /usr/src/dkms_test-1.0
EOF
check_module_source_tree_created /usr/src/dkms_test-1.0
run_status_with_expected_output 'dkms_test' << EOF
dkms_test/1.0: added
EOF
echo 'Adding the test module by config file again (expected error)'
run_with_expected_error 3 dkms add test/dkms_test-1.0/dkms.conf << EOF
Error! DKMS tree already contains: dkms_test/1.0
You cannot add the same module/version combo more than once.
EOF
echo 'Removing the test module'
run_with_expected_output dkms remove --all -m dkms_test -v 1.0 << EOF
Deleting module dkms_test/1.0 completely from the DKMS tree.
EOF
run_status_with_expected_output 'dkms_test' << EOF
EOF
echo 'Adding the test module by version'
run_with_expected_output dkms add -m dkms_test -v 1.0 << EOF
Creating symlink /var/lib/dkms/dkms_test/1.0/source -> /usr/src/dkms_test-1.0
EOF
run_status_with_expected_output 'dkms_test' << EOF
dkms_test/1.0: added
EOF
echo 'Adding the test module by version again (expected error)'
run_with_expected_error 3 dkms add -m dkms_test -v 1.0 << EOF
Error! DKMS tree already contains: dkms_test/1.0
You cannot add the same module/version combo more than once.
EOF
echo 'Building the test module'
set_signing_message "dkms_test" "1.0"
run_with_expected_output dkms build -k "${KERNEL_VER}" -m dkms_test -v 1.0 << EOF
${SIGNING_PROLOGUE}
Cleaning build area... done.
Building module(s)... done.
${SIGNING_MESSAGE}Cleaning build area... done.
EOF
run_status_with_expected_output 'dkms_test' << EOF
dkms_test/1.0, ${KERNEL_VER}, ${KERNEL_ARCH}: built
EOF
echo 'Checking make.log content'
check_make_log_content /var/lib/dkms/dkms_test/1.0/${KERNEL_VER}/${KERNEL_ARCH}/log/make.log << EOF
DKMS (${DKMS_VERSION}) make.log for dkms_test/1.0 for kernel ${KERNEL_VER} (${KERNEL_ARCH})
<timestamp>
Cleaning build area
# command: make -C /lib/modules/${KERNEL_VER}/build M=/var/lib/dkms/dkms_test/1.0/build clean
# exit code: 0
# elapsed time: <hh:mm:ss>
Building module(s)
# command: make -j1 KERNELRELEASE=${KERNEL_VER} -C /lib/modules/${KERNEL_VER}/build M=/var/lib/dkms/dkms_test/1.0/build
CC dkms_test.o
CC dkms_test.mod.o
LD dkms_test.ko
# exit code: 0
# elapsed time: <hh:mm:ss>
Cleaning build area
# command: make -C /lib/modules/${KERNEL_VER}/build M=/var/lib/dkms/dkms_test/1.0/build clean
CLEAN Module.symvers
# exit code: 0
# elapsed time: <hh:mm:ss>
EOF
echo 'Building the test module again'
run_with_expected_output dkms build -k "${KERNEL_VER}" -m dkms_test -v 1.0 << EOF
Module dkms_test/1.0 already built for kernel ${KERNEL_VER} (${KERNEL_ARCH}), skip. You may override by specifying --force.
EOF
run_status_with_expected_output 'dkms_test' << EOF
dkms_test/1.0, ${KERNEL_VER}, ${KERNEL_ARCH}: built
EOF
echo 'Building the test module for a kernel without headers installed (expected error)'
run_with_expected_error 21 dkms build -k "${KERNEL_VER}-noheaders" -m dkms_test -v 1.0 << EOF
Error! Your kernel headers for kernel ${KERNEL_VER}-noheaders cannot be found at /lib/modules/${KERNEL_VER}-noheaders/build or /lib/modules/${KERNEL_VER}-noheaders/source.
Please install the linux-headers-${KERNEL_VER}-noheaders package or use the --kernelsourcedir option to tell DKMS where it's located.
EOF
echo 'Building the test module for more than one kernel version (same version twice for this test)'
run_with_expected_output dkms build -k "${KERNEL_VER}" -k "${KERNEL_VER}" -m dkms_test -v 1.0 << EOF
Module dkms_test/1.0 already built for kernel ${KERNEL_VER} (${KERNEL_ARCH}), skip. You may override by specifying --force.
Module dkms_test/1.0 already built for kernel ${KERNEL_VER} (${KERNEL_ARCH}), skip. You may override by specifying --force.
EOF
run_status_with_expected_output 'dkms_test' << EOF
dkms_test/1.0, ${KERNEL_VER}, ${KERNEL_ARCH}: built
EOF
echo 'Building the test module again by force'
run_with_expected_output dkms build -k "${KERNEL_VER}" -m dkms_test -v 1.0 --force << EOF
${SIGNING_PROLOGUE}
Cleaning build area... done.
Building module(s)... done.
${SIGNING_MESSAGE}Cleaning build area... done.
EOF
run_status_with_expected_output 'dkms_test' << EOF
dkms_test/1.0, ${KERNEL_VER}, ${KERNEL_ARCH}: built
EOF
echo 'Installing the test module'
run_with_expected_output dkms install -k "${KERNEL_VER}" -m dkms_test -v 1.0 << EOF
Installing /lib/modules/${KERNEL_VER}/${expected_dest_loc}/dkms_test.ko${mod_compression_ext}
Running depmod... done.
EOF
run_status_with_expected_output 'dkms_test' << EOF
dkms_test/1.0, ${KERNEL_VER}, ${KERNEL_ARCH}: installed
EOF
if ! [[ -f "/lib/modules/${KERNEL_VER}/${expected_dest_loc}/dkms_test.ko${mod_compression_ext}" ]] ; then
echo >&2 "Error: module not found in /lib/modules/${KERNEL_VER}/${expected_dest_loc}/dkms_test.ko${mod_compression_ext}"
exit 1
fi
echo 'Installing the test module again'
run_with_expected_output dkms install -k "${KERNEL_VER}" -m dkms_test -v 1.0 << EOF
Module dkms_test/1.0 already installed on kernel ${KERNEL_VER} (${KERNEL_ARCH}), skip. You may override by specifying --force.
EOF
run_status_with_expected_output 'dkms_test' << EOF
dkms_test/1.0, ${KERNEL_VER}, ${KERNEL_ARCH}: installed
EOF
echo 'Installing the test module again by force'
run_with_expected_output dkms install -k "${KERNEL_VER}" -m dkms_test -v 1.0 --force << EOF
Module dkms_test/1.0 for kernel ${KERNEL_VER} (${KERNEL_ARCH}):
Before uninstall, this module version was ACTIVE on this kernel.
Deleting /lib/modules/${KERNEL_VER}/${expected_dest_loc}/dkms_test.ko${mod_compression_ext}
Running depmod... done.
Installing /lib/modules/${KERNEL_VER}/${expected_dest_loc}/dkms_test.ko${mod_compression_ext}
Running depmod... done.
EOF
run_status_with_expected_output 'dkms_test' << EOF
dkms_test/1.0, ${KERNEL_VER}, ${KERNEL_ARCH}: installed
EOF
echo 'Checking modinfo'
run_with_expected_output sh -c "$(declare -f modinfo_quad); modinfo_quad /lib/modules/${KERNEL_VER}/${expected_dest_loc}/dkms_test.ko${mod_compression_ext}" << EOF
description: A Simple dkms test module
filename: /lib/modules/${KERNEL_VER}/${expected_dest_loc}/dkms_test.ko${mod_compression_ext}
license: GPL
version: 1.0
EOF
echo 'Uninstalling the test module'
run_with_expected_output dkms uninstall -k "${KERNEL_VER}" -m dkms_test -v 1.0 << EOF
Module dkms_test/1.0 for kernel ${KERNEL_VER} (${KERNEL_ARCH}):
Before uninstall, this module version was ACTIVE on this kernel.
Deleting /lib/modules/${KERNEL_VER}/${expected_dest_loc}/dkms_test.ko${mod_compression_ext}
Running depmod... done.
EOF
run_status_with_expected_output 'dkms_test' << EOF
dkms_test/1.0, ${KERNEL_VER}, ${KERNEL_ARCH}: built
EOF
if [[ -e "/lib/modules/${KERNEL_VER}/${expected_dest_loc}/dkms_test.ko${mod_compression_ext}" ]] ; then
echo >&2 "Error: module not removed in /lib/modules/${KERNEL_VER}/${expected_dest_loc}/dkms_test.ko${mod_compression_ext}"
exit 1
fi
echo 'Uninstalling the test module again'
run_with_expected_output dkms uninstall -k "${KERNEL_VER}" -m dkms_test -v 1.0 << EOF
Module dkms_test/1.0 is not installed for kernel ${KERNEL_VER} (${KERNEL_ARCH}). Skipping...
EOF
run_status_with_expected_output 'dkms_test' << EOF
dkms_test/1.0, ${KERNEL_VER}, ${KERNEL_ARCH}: built
EOF
echo 'Unbuilding the test module'
run_with_expected_output dkms unbuild -k "${KERNEL_VER}" -m dkms_test -v 1.0 << EOF
Module dkms_test/1.0 is not installed for kernel ${KERNEL_VER} (${KERNEL_ARCH}). Skipping...
EOF
run_status_with_expected_output 'dkms_test' << EOF
dkms_test/1.0: added
EOF
echo 'Unbuilding the test module again'
run_with_expected_output dkms unbuild -k "${KERNEL_VER}" -m dkms_test -v 1.0 << EOF
Module dkms_test/1.0 is not installed for kernel ${KERNEL_VER} (${KERNEL_ARCH}). Skipping...
Module dkms_test/1.0 is not built for kernel ${KERNEL_VER} (${KERNEL_ARCH}). Skipping...
EOF
run_status_with_expected_output 'dkms_test' << EOF
dkms_test/1.0: added
EOF
echo 'Removing the test module'
run_with_expected_output dkms remove -k "${KERNEL_VER}" -m dkms_test -v 1.0 << EOF
Module dkms_test/1.0 is not installed for kernel ${KERNEL_VER} (${KERNEL_ARCH}). Skipping...
Module dkms_test/1.0 is not built for kernel ${KERNEL_VER} (${KERNEL_ARCH}). Skipping...
Deleting module dkms_test/1.0 completely from the DKMS tree.
EOF
run_status_with_expected_output 'dkms_test' << EOF
EOF
if ! [[ -d /usr/src/dkms_test-1.0 ]] ; then
echo >&2 'Error: directory /usr/src/dkms_test-1.0 was removed'
exit 1
fi
echo 'Installing the test module by version (combining add, build, install)'
run_with_expected_output dkms install -k "${KERNEL_VER}" -m dkms_test -v 1.0 << EOF
${SIGNING_PROLOGUE}
Creating symlink /var/lib/dkms/dkms_test/1.0/source -> /usr/src/dkms_test-1.0
Cleaning build area... done.
Building module(s)... done.
${SIGNING_MESSAGE}Cleaning build area... done.
Installing /lib/modules/${KERNEL_VER}/${expected_dest_loc}/dkms_test.ko${mod_compression_ext}
Running depmod... done.
EOF
run_status_with_expected_output 'dkms_test' << EOF
dkms_test/1.0, ${KERNEL_VER}, ${KERNEL_ARCH}: installed
EOF
if ! [[ -f "/lib/modules/${KERNEL_VER}/${expected_dest_loc}/dkms_test.ko${mod_compression_ext}" ]] ; then
echo >&2 "Error: module not found in /lib/modules/${KERNEL_VER}/${expected_dest_loc}/dkms_test.ko${mod_compression_ext}"
exit 1
fi
echo 'Checking modinfo'
run_with_expected_output sh -c "$(declare -f modinfo_quad); modinfo_quad /lib/modules/${KERNEL_VER}/${expected_dest_loc}/dkms_test.ko${mod_compression_ext}" << EOF
description: A Simple dkms test module
filename: /lib/modules/${KERNEL_VER}/${expected_dest_loc}/dkms_test.ko${mod_compression_ext}
license: GPL
version: 1.0
EOF
echo 'Removing the test module with --all'
run_with_expected_output dkms remove --all -m dkms_test -v 1.0 << EOF
Module dkms_test/1.0 for kernel ${KERNEL_VER} (${KERNEL_ARCH}):
Before uninstall, this module version was ACTIVE on this kernel.
Deleting /lib/modules/${KERNEL_VER}/${expected_dest_loc}/dkms_test.ko${mod_compression_ext}
Running depmod... done.
Deleting module dkms_test/1.0 completely from the DKMS tree.
EOF
run_status_with_expected_output 'dkms_test' << EOF
EOF
if [[ -e "/lib/modules/${KERNEL_VER}/${expected_dest_loc}/dkms_test.ko${mod_compression_ext}" ]] ; then
echo >&2 "Error: module not removed in /lib/modules/${KERNEL_VER}/${expected_dest_loc}/dkms_test.ko${mod_compression_ext}"
exit 1
fi
remove_module_source_tree /usr/src/dkms_test-1.0
echo 'Checking that the environment is clean again'
check_no_dkms_test
if (( NO_SIGNING_TOOL == 0 )); then
############################################################################
echo '*** Testing module signing'
############################################################################
echo 'Adding the test module'
run_with_expected_output dkms add test/dkms_test-1.0 << EOF
Creating symlink /var/lib/dkms/dkms_test/1.0/source -> /usr/src/dkms_test-1.0
EOF
check_module_source_tree_created /usr/src/dkms_test-1.0
run_status_with_expected_output 'dkms_test' << EOF
dkms_test/1.0: added
EOF
echo 'Building the test module with bad sign_file path in framework file'
cp test/framework/bad_sign_file_path.conf /etc/dkms/framework.conf.d/dkms_test_framework.conf
run_with_expected_output dkms build -k "${KERNEL_VER}" -m dkms_test -v 1.0 --force << EOF
Sign command: /no/such/file
Binary /no/such/file not found, modules won't be signed
Cleaning build area... done.
Building module(s)... done.
Cleaning build area... done.
EOF
echo 'Building the test module with bad mok_signing_key path in framework file'
cp test/framework/bad_key_file_path.conf /etc/dkms/framework.conf.d/dkms_test_framework.conf
run_with_expected_output dkms build -k "${KERNEL_VER}" -m dkms_test -v 1.0 --force << EOF
${SIGNING_PROLOGUE_command}
Signing key: /no/such/path.key
Public certificate (MOK): /var/lib/dkms/mok.pub
Key file /no/such/path.key not found and can't be generated, modules won't be signed
Cleaning build area... done.
Building module(s)... done.
${SIGNING_MESSAGE}Cleaning build area... done.
EOF
echo 'Building the test module with bad mok_certificate path in framework file'
cp test/framework/bad_cert_file_path.conf /etc/dkms/framework.conf.d/dkms_test_framework.conf
run_with_expected_output dkms build -k "${KERNEL_VER}" -m dkms_test -v 1.0 --force << EOF
${SIGNING_PROLOGUE_command}
Signing key: /tmp/dkms_test_private_key
Public certificate (MOK): /no/such/path.crt
Certificate file /no/such/path.crt not found and can't be generated, modules won't be signed
Cleaning build area... done.
Building module(s)... done.
${SIGNING_MESSAGE}Cleaning build area... done.
EOF
rm /tmp/dkms_test_private_key
echo 'Building the test module with path contains variables in framework file'
mkdir "/tmp/dkms_test_dir_${KERNEL_VER}/"
cp test/framework/variables_in_path.conf /etc/dkms/framework.conf.d/dkms_test_framework.conf
run_with_expected_output dkms build -k "${KERNEL_VER}" -m dkms_test -v 1.0 --force << EOF
Sign command: /lib/modules/${KERNEL_VER}/build/scripts/sign-file
Signing key: /tmp/dkms_test_dir_${KERNEL_VER}/key
Public certificate (MOK): /tmp/dkms_test_dir_${KERNEL_VER}/cert
Cleaning build area... done.
Building module(s)... done.
${SIGNING_MESSAGE}Cleaning build area... done.
EOF
rm -r "/tmp/dkms_test_dir_${KERNEL_VER}/"
BUILT_MODULE_PATH="/var/lib/dkms/dkms_test/1.0/${KERNEL_VER}/${KERNEL_ARCH}/module/dkms_test.ko${mod_compression_ext}"
CURRENT_HASH="$(modinfo -F sig_hashalgo "${BUILT_MODULE_PATH}")"
cp test/framework/temp_key_cert.conf /etc/dkms/framework.conf.d/dkms_test_framework.conf
SIGNING_PROLOGUE_tmp_key_cert="${SIGNING_PROLOGUE_command}
Signing key: /tmp/dkms_test_private_key
Public certificate (MOK): /tmp/dkms_test_certificate
"
echo 'Building the test module using a different hash algorithm'
if kmod_broken_hashalgo; then
echo ' Current kmod has broken hash algorithm code. Skipping...'
elif [[ "${CURRENT_HASH}" == "unknown" ]]; then
echo ' Current kmod reports unknown hash algorithm. Skipping...'
else
if [[ "${CURRENT_HASH}" == "sha512" ]]; then
ALTER_HASH="sha256"
else
ALTER_HASH="sha512"
fi
echo "CONFIG_MODULE_SIG_HASH=\"${ALTER_HASH}\"" > /tmp/dkms_test_kconfig
run_with_expected_output dkms build -k "${KERNEL_VER}" -m dkms_test -v 1.0 --config /tmp/dkms_test_kconfig --force << EOF
${SIGNING_PROLOGUE_tmp_key_cert}
Cleaning build area... done.
Building module(s)... done.
${SIGNING_MESSAGE}Cleaning build area... done.
EOF
run_with_expected_output sh -c "modinfo -F sig_hashalgo '${BUILT_MODULE_PATH}'" << EOF
${ALTER_HASH}
EOF
rm /tmp/dkms_test_kconfig
fi
echo 'Building the test module again by force'
run_with_expected_output dkms build -k "${KERNEL_VER}" -m dkms_test -v 1.0 --force << EOF
${SIGNING_PROLOGUE_tmp_key_cert}
Cleaning build area... done.
Building module(s)... done.
${SIGNING_MESSAGE}Cleaning build area... done.
EOF
run_status_with_expected_output 'dkms_test' << EOF
dkms_test/1.0, ${KERNEL_VER}, ${KERNEL_ARCH}: built
EOF
echo ' Extracting serial number (aka sig_key in modinfo) from the certificate'
CERT_SERIAL="$(cert_serial /tmp/dkms_test_certificate)"
echo 'Installing the test module'
run_with_expected_output dkms install -k "${KERNEL_VER}" -m dkms_test -v 1.0 << EOF
Installing /lib/modules/${KERNEL_VER}/${expected_dest_loc}/dkms_test.ko${mod_compression_ext}
Running depmod... done.
EOF
run_status_with_expected_output 'dkms_test' << EOF
dkms_test/1.0, ${KERNEL_VER}, ${KERNEL_ARCH}: installed
EOF
echo 'Checking modinfo'
run_with_expected_output sh -c "$(declare -f modinfo_quad); modinfo_quad /lib/modules/${KERNEL_VER}/${expected_dest_loc}/dkms_test.ko${mod_compression_ext}" << EOF
description: A Simple dkms test module
filename: /lib/modules/${KERNEL_VER}/${expected_dest_loc}/dkms_test.ko${mod_compression_ext}
license: GPL
version: 1.0
EOF
echo ' Checking module signature'
SIG_KEY="$(modinfo -F sig_key "/lib/modules/${KERNEL_VER}/${expected_dest_loc}/dkms_test.ko${mod_compression_ext}" | tr -d ':')"
SIG_HASH="$(modinfo -F sig_hashalgo "/lib/modules/${KERNEL_VER}/${expected_dest_loc}/dkms_test.ko${mod_compression_ext}")"
if kmod_broken_hashalgo; then
echo ' Current kmod has broken hash algorithm code. Skipping...'
elif [[ "${SIG_HASH}" == "unknown" ]]; then
echo ' Current kmod reports unknown hash algorithm. Skipping...'
elif [[ ! "${SIG_KEY}" ]]; then
# kmod may not be linked with openssl and thus can't extract the key from module
echo >&2 "Error: module was not signed, or key is unknown"
exit 1
else
run_with_expected_output sh -c "echo '${SIG_KEY}'" << EOF
${CERT_SERIAL}
EOF
fi
echo 'Removing the test module'
run_with_expected_output dkms remove -k "${KERNEL_VER}" -m dkms_test -v 1.0 << EOF
Module dkms_test/1.0 for kernel ${KERNEL_VER} (${KERNEL_ARCH}):
Before uninstall, this module version was ACTIVE on this kernel.
Deleting /lib/modules/${KERNEL_VER}/${expected_dest_loc}/dkms_test.ko${mod_compression_ext}
Running depmod... done.
Deleting module dkms_test/1.0 completely from the DKMS tree.
EOF
run_status_with_expected_output 'dkms_test' << EOF
EOF
remove_module_source_tree /usr/src/dkms_test-1.0
echo 'Installing the test module (combining add, build, install)'
run_with_expected_output dkms install -k "${KERNEL_VER}" test/dkms_test-1.0 << EOF
${SIGNING_PROLOGUE_tmp_key_cert}
Creating symlink /var/lib/dkms/dkms_test/1.0/source -> /usr/src/dkms_test-1.0
Cleaning build area... done.
Building module(s)... done.
${SIGNING_MESSAGE}Cleaning build area... done.
Installing /lib/modules/${KERNEL_VER}/${expected_dest_loc}/dkms_test.ko${mod_compression_ext}
Running depmod... done.
EOF
check_module_source_tree_created /usr/src/dkms_test-1.0
run_status_with_expected_output 'dkms_test' << EOF
dkms_test/1.0, ${KERNEL_VER}, ${KERNEL_ARCH}: installed
EOF
echo 'Checking modinfo'
run_with_expected_output sh -c "$(declare -f modinfo_quad); modinfo_quad /lib/modules/${KERNEL_VER}/${expected_dest_loc}/dkms_test.ko${mod_compression_ext}" << EOF
description: A Simple dkms test module
filename: /lib/modules/${KERNEL_VER}/${expected_dest_loc}/dkms_test.ko${mod_compression_ext}
license: GPL
version: 1.0
EOF
echo ' Checking module signature'
SIG_KEY="$(modinfo -F sig_key "/lib/modules/${KERNEL_VER}/${expected_dest_loc}/dkms_test.ko${mod_compression_ext}" | tr -d ':')"
SIG_HASH="$(modinfo -F sig_hashalgo "/lib/modules/${KERNEL_VER}/${expected_dest_loc}/dkms_test.ko${mod_compression_ext}")"
if kmod_broken_hashalgo; then
echo ' Current kmod has broken hash algorithm code. Skipping...'
elif [[ "${SIG_HASH}" == "unknown" ]]; then
echo ' Current kmod reports unknown hash algorithm. Skipping...'
elif [[ ! "${SIG_KEY}" ]]; then
# kmod may not be linked with openssl and thus can't extract the key from module
echo >&2 "Error: module was not signed, or key is unknown"
exit 1
else
run_with_expected_output sh -c "echo '${SIG_KEY}'" << EOF
${CERT_SERIAL}
EOF
fi
echo 'Removing the test module'
run_with_expected_output dkms remove -k "${KERNEL_VER}" -m dkms_test -v 1.0 << EOF
Module dkms_test/1.0 for kernel ${KERNEL_VER} (${KERNEL_ARCH}):
Before uninstall, this module version was ACTIVE on this kernel.
Deleting /lib/modules/${KERNEL_VER}/${expected_dest_loc}/dkms_test.ko${mod_compression_ext}
Running depmod... done.
Deleting module dkms_test/1.0 completely from the DKMS tree.
EOF
run_status_with_expected_output 'dkms_test' << EOF
EOF
echo 'Removing temporary files'
rm /tmp/dkms_test_private_key /tmp/dkms_test_certificate
rm /etc/dkms/framework.conf.d/dkms_test_framework.conf
remove_module_source_tree /usr/src/dkms_test-1.0
echo 'Checking that the environment is clean again'
check_no_dkms_test
fi
############################################################################
echo '*** Testing dkms autoinstall/kernel_{postinst/prerm}, dkms_autoinstaller'
############################################################################
echo 'Testing without modules and without headers'
echo ' Running dkms autoinstall'
run_with_expected_output dkms autoinstall -k "${KERNEL_VER}-noheaders" << EOF
EOF
if [[ -x /usr/lib/dkms/dkms_autoinstaller ]]; then
echo ' Running dkms_autoinstaller'
run_with_expected_output /usr/lib/dkms/dkms_autoinstaller start "${KERNEL_VER}-noheaders" << EOF
Automatic installation of modules for kernel ${KERNEL_VER}-noheaders was skipped since the kernel headers for this kernel do not seem to be installed.
EOF
fi
echo ' Running dkms kernel_postinst'
run_with_expected_output dkms kernel_postinst -k "${KERNEL_VER}-noheaders" << EOF
EOF
echo ' Running dkms kernel_prerm'
run_with_expected_output dkms kernel_prerm -k "${KERNEL_VER}-noheaders" << EOF
EOF
echo 'Testing without modules but with /etc/dkms/no-autoinstall'
touch /etc/dkms/no-autoinstall
echo ' Running dkms autoinstall'
run_with_expected_output dkms autoinstall -k "${KERNEL_VER}" << EOF
Automatic installation of modules has been disabled.
EOF
if [[ -x /usr/lib/dkms/dkms_autoinstaller ]]; then
echo ' Running dkms_autoinstaller'
run_with_expected_output /usr/lib/dkms/dkms_autoinstaller start "${KERNEL_VER}" << EOF
Automatic installation of modules has been disabled.
EOF
fi
echo ' Running dkms kernel_postinst'
run_with_expected_output dkms kernel_postinst -k "${KERNEL_VER}" << EOF
Automatic installation of modules has been disabled.
EOF
echo ' Running dkms kernel_prerm'
run_with_expected_output dkms kernel_prerm -k "${KERNEL_VER}" << EOF
EOF
rm -f /etc/dkms/no-autoinstall
echo 'Testing without modules'
echo ' Running dkms autoinstall'
run_with_expected_output dkms autoinstall -k "${KERNEL_VER}" << EOF
EOF
if [[ -x /usr/lib/dkms/dkms_autoinstaller ]]; then