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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 ${file} still exists"
exit 1
fi
done
}
cert_serial() {
local ver
ver=$(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 '[:lower:]' '[:upper:]' | tr -d ' :'
else
openssl x509 -serial -inform DER -in "$1" -noout | tr '[:lower:]' '[:upper:]' | 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*\(.*\)$/\1/p' /etc/os-release | tr -d '"')"
distro_sign_file_candidates=
distro_modsigkey=/var/lib/dkms/mok.key
distro_modsigcert=/var/lib/dkms/mok.pub
case "${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
;;
arch)
expected_dest_loc=updates/dkms
;;
debian* | linuxmint)
expected_dest_loc=updates/dkms
distro_sign_file_candidates="/usr/lib/linux-kbuild-${KERNEL_VER%.*}/scripts/sign-file"
;;
ubuntu)
expected_dest_loc=updates/dkms
distro_sign_file_candidates="/usr/bin/kmodsign /usr/src/linux-headers-${KERNEL_VER}/scripts/sign-file"
;;
alpine)
expected_dest_loc=kernel/extra
;;
gentoo)
expected_dest_loc=kernel/extra
mod_compression_ext=
distro_sign_file_candidates="/usr/src/linux-${KERNEL_VER}/scripts/sign-file"
distro_modsigkey=/root/kernel_key.pem
distro_modsigcert=/root/kernel_cert.pem
echo "MODULES_SIGN_KEY=${distro_modsigkey}" >> /etc/portage/make.conf
echo "MODULES_SIGN_CERT=${distro_modsigcert}" >> /etc/portage/make.conf
;;
*)
echo >&2 "Error: unknown Linux distribution ID ${os_id}"
exit 1
;;
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: ${distro_modsigkey}"
SIGNING_PROLOGUE_cert="Public certificate (MOK): ${distro_modsigcert}"
if [ "${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
${SIGNING_PROLOGUE_command}
Signing key: /no/such/path.key
Public certificate (MOK): /var/lib/dkms/mok.pub
Key file /no/such/path.key not found and can't be generated, modules won't be signed
Cleaning build area... done.
Building module(s)... done.
Cleaning build area... done.
EOF
echo 'Building the test module with bad mok_certificate path in framework file'
cp test/framework/bad_cert_file_path.conf /etc/dkms/framework.conf.d/dkms_test_framework.conf
run_with_expected_output dkms build -k "${KERNEL_VER}" -m dkms_test -v 1.0 --force << EOF
${SIGNING_PROLOGUE_command}
Signing key: /tmp/dkms_test_private_key
Public certificate (MOK): /no/such/path.crt
Certificate file /no/such/path.crt not found and can't be generated, modules won't be signed
Cleaning build area... done.
Building module(s)... done.
Cleaning build area... done.
EOF
echo 'Building the test module with a failing sign_file command'
cp test/framework/fail_sign_file_path.conf /etc/dkms/framework.conf.d/dkms_test_framework.conf
run_with_expected_output dkms build -k "${KERNEL_VER}" -m dkms_test -v 1.0 --force << EOF
Sign command: /bin/false
Signing key: /tmp/dkms_test_private_key
Public certificate (MOK): /tmp/dkms_test_certificate
Cleaning build area... done.
Building module(s)... done.
${SIGNING_MESSAGE}Warning: Failed to sign module '/var/lib/dkms/dkms_test/1.0/build/dkms_test.ko'!
Cleaning build area... done.
EOF
rm /tmp/dkms_test_private_key
echo 'Building the test module with path contains variables in framework file'
mkdir "/tmp/dkms_test_dir_${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'