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Diffstat (limited to '')
| -rwxr-xr-x | test/TEST-64-UDEV-STORAGE/test.sh | 547 |
1 files changed, 547 insertions, 0 deletions
diff --git a/test/TEST-64-UDEV-STORAGE/test.sh b/test/TEST-64-UDEV-STORAGE/test.sh new file mode 100755 index 0000000..e329433 --- /dev/null +++ b/test/TEST-64-UDEV-STORAGE/test.sh @@ -0,0 +1,547 @@ +#!/usr/bin/env bash +# SPDX-License-Identifier: LGPL-2.1-or-later +# vi: ts=4 sw=4 tw=0 et: +# +# TODO: +# * SW raid (mdadm) +# * MD (mdadm) -> dm-crypt -> LVM +# * iSCSI -> dm-crypt -> LVM +set -e + +TEST_DESCRIPTION="systemd-udev storage tests" +TEST_NO_NSPAWN=1 +# Save only journals of failing test cases by default (to conserve space) +TEST_SAVE_JOURNAL="${TEST_SAVE_JOURNAL:-fail}" + +# shellcheck source=test/test-functions +. "${TEST_BASE_DIR:?}/test-functions" + +USER_QEMU_OPTIONS="${QEMU_OPTIONS:-}" +USER_KERNEL_APPEND="${KERNEL_APPEND:-}" + +_host_has_feature() {( + set -e + + case "${1:?}" in + btrfs) + host_has_btrfs + ;; + iscsi) + # Client/initiator (Open-iSCSI) + command -v iscsiadm && command -v iscsid || return $? + # Server/target (TGT) + command -v tgtadm && command -v tgtd || return $? + ;; + lvm) + command -v lvm || return $? + ;; + mdadm) + host_has_mdadm + ;; + multipath) + command -v multipath && command -v multipathd || return $? + ;; + *) + echo >&2 "ERROR: Unknown feature '$1'" + # Make this a hard error to distinguish an invalid feature from + # a missing feature + exit 1 + esac +)} + +test_append_files() {( + local feature + # An associative array of requested (but optional) features and their + # respective "handlers" from test/test-functions + # + # Note: we install cryptsetup unconditionally, hence it's not explicitly + # checked for here + local -A features=( + [btrfs]=install_btrfs + [iscsi]=install_iscsi + [lvm]=install_lvm + [mdadm]=install_mdadm + [multipath]=install_multipath + ) + + instmods "=block" "=md" "=nvme" "=scsi" + install_dmevent + image_install lsblk swapoff swapon wc wipefs + + # Install the optional features if the host has the respective tooling + for feature in "${!features[@]}"; do + if _host_has_feature "$feature"; then + "${features[$feature]}" + fi + done + + generate_module_dependencies + + for i in {0..127}; do + dd if=/dev/zero of="${TESTDIR:?}/disk$i.img" bs=1M count=1 + echo "device$i" >"${TESTDIR:?}/disk$i.img" + done +)} + +_image_cleanup() { + mount_initdir + # Clean up certain "problematic" files which may be left over by failing tests + : >"${initdir:?}/etc/fstab" + : >"${initdir:?}/etc/crypttab" +} + +test_run_one() { + local test_id="${1:?}" + + if run_qemu "$test_id"; then + check_result_qemu || { echo "qemu test failed"; return 1; } + fi + + return 0 +} + +test_run() { + local test_id="${1:?}" + local passed=() + local failed=() + local skipped=() + local ec state + + mount_initdir + + if get_bool "${TEST_NO_QEMU:=}" || ! find_qemu_bin; then + dwarn "can't run qemu, skipping" + return 0 + fi + + # Execute each currently defined function starting with "testcase_" + for testcase in "${TESTCASES[@]}"; do + _image_cleanup + echo "------ $testcase: BEGIN ------" + # Note for my future frustrated self: `fun && xxx` (as well as ||, if, while, + # until, etc.) _DISABLES_ the `set -e` behavior in _ALL_ nested function + # calls made from `fun()`, i.e. the function _CONTINUES_ even when a called + # command returned non-zero EC. That may unexpectedly hide failing commands + # if not handled properly. See: bash(1) man page, `set -e` section. + # + # So, be careful when adding clean up snippets in the testcase_*() functions - + # if the `test_run_one()` function isn't the last command, you have propagate + # the exit code correctly (e.g. `test_run_one() || return $?`, see below). + ec=0 + "$testcase" "$test_id" || ec=$? + case $ec in + 0) + passed+=("$testcase") + state="PASS" + ;; + 77) + skipped+=("$testcase") + state="SKIP" + ;; + *) + failed+=("$testcase") + state="FAIL" + esac + echo "------ $testcase: END ($state) ------" + done + + echo "Passed tests: ${#passed[@]}" + printf " * %s\n" "${passed[@]}" + echo "Skipped tests: ${#skipped[@]}" + printf " * %s\n" "${skipped[@]}" + echo "Failed tests: ${#failed[@]}" + printf " * %s\n" "${failed[@]}" + + [[ ${#failed[@]} -eq 0 ]] || return 1 + + return 0 +} + +testcase_megasas2_basic() { + if ! "${QEMU_BIN:?}" -device help | grep 'name "megasas-gen2"'; then + echo "megasas-gen2 device driver is not available, skipping test..." + return 77 + fi + + local i + local qemu_opts=( + "-device megasas-gen2,id=scsi0" + "-device megasas-gen2,id=scsi1" + "-device megasas-gen2,id=scsi2" + "-device megasas-gen2,id=scsi3" + ) + + for i in {0..127}; do + # Add 128 drives, 32 per bus + qemu_opts+=( + "-device scsi-hd,drive=drive$i,bus=scsi$((i / 32)).0,channel=0,scsi-id=$((i % 32)),lun=0" + "-drive format=raw,cache=unsafe,file=${TESTDIR:?}/disk$i.img,if=none,id=drive$i" + ) + done + + KERNEL_APPEND="systemd.setenv=TEST_FUNCTION_NAME=${FUNCNAME[0]} ${USER_KERNEL_APPEND:-}" + QEMU_OPTIONS="${qemu_opts[*]} ${USER_QEMU_OPTIONS:-}" + test_run_one "${1:?}" +} + +testcase_nvme_basic() { + if ! "${QEMU_BIN:?}" -device help | grep 'name "nvme"'; then + echo "nvme device driver is not available, skipping test..." + return 77 + fi + + local i + local qemu_opts=() + + for i in {0..27}; do + qemu_opts+=( + "-device nvme,drive=nvme$i,serial=deadbeef$i,num_queues=8" + "-drive format=raw,cache=unsafe,file=${TESTDIR:?}/disk$i.img,if=none,id=nvme$i" + ) + done + + KERNEL_APPEND="systemd.setenv=TEST_FUNCTION_NAME=${FUNCNAME[0]} ${USER_KERNEL_APPEND:-}" + QEMU_OPTIONS="${qemu_opts[*]} ${USER_QEMU_OPTIONS:-}" + test_run_one "${1:?}" +} + +# Testcase for: +# * https://github.com/systemd/systemd/pull/24748 +# * https://github.com/systemd/systemd/pull/24766 +# * https://github.com/systemd/systemd/pull/24946 +# Docs: https://qemu.readthedocs.io/en/latest/system/devices/nvme.html#nvm-subsystems +testcase_nvme_subsystem() { + if ! "${QEMU_BIN:?}" -device help | grep 'name "nvme-subsys"'; then + echo "nvme-subsystem device driver is not available, skipping test..." + return 77 + fi + + local i + local qemu_opts=( + # Create an NVM Subsystem Device + "-device nvme-subsys,id=nvme-subsys-64,nqn=subsys64" + # Attach two NVM controllers to it + "-device nvme,subsys=nvme-subsys-64,serial=deadbeef" + "-device nvme,subsys=nvme-subsys-64,serial=deadbeef" + # And create two shared namespaces attached to both controllers + "-device nvme-ns,drive=nvme0,nsid=16,shared=on" + "-drive format=raw,cache=unsafe,file=${TESTDIR:?}/disk0.img,if=none,id=nvme0" + "-device nvme-ns,drive=nvme1,nsid=17,shared=on" + "-drive format=raw,cache=unsafe,file=${TESTDIR:?}/disk1.img,if=none,id=nvme1" + ) + + KERNEL_APPEND="systemd.setenv=TEST_FUNCTION_NAME=${FUNCNAME[0]} ${USER_KERNEL_APPEND:-}" + QEMU_OPTIONS="${qemu_opts[*]} ${USER_QEMU_OPTIONS:-}" + test_run_one "${1:?}" +} + +# Test for issue https://github.com/systemd/systemd/issues/20212 +testcase_virtio_scsi_identically_named_partitions() { + + if ! "${QEMU_BIN:?}" -device help | grep 'name "virtio-scsi-pci"'; then + echo "virtio-scsi-pci device driver is not available, skipping test..." + return 77 + fi + + # Create 16 disks, with 8 partitions per disk (all identically named) + # and attach them to a virtio-scsi controller + local qemu_opts=("-device virtio-scsi-pci,id=scsi0,num_queues=4") + local diskpath="${TESTDIR:?}/namedpart0.img" + local i lodev num_disk num_part qemu_timeout + + if get_bool "${IS_BUILT_WITH_ASAN:=}" || ! get_bool "$QEMU_KVM"; then + num_disk=4 + num_part=4 + else + num_disk=16 + num_part=8 + fi + + dd if=/dev/zero of="$diskpath" bs=1M count=18 + lodev="$(losetup --show -f -P "$diskpath")" + sfdisk "${lodev:?}" <<EOF +label: gpt + +$(for ((i = 1; i <= num_part; i++)); do echo 'name="Hello world", size=2M'; done) +EOF + losetup -d "$lodev" + + for ((i = 0; i < num_disk; i++)); do + diskpath="${TESTDIR:?}/namedpart$i.img" + if [[ $i -gt 0 ]]; then + cp -uv "${TESTDIR:?}/namedpart0.img" "$diskpath" + fi + + qemu_opts+=( + "-device scsi-hd,drive=drive$i,bus=scsi0.0,channel=0,scsi-id=0,lun=$i" + "-drive format=raw,cache=unsafe,file=$diskpath,if=none,id=drive$i" + ) + done + + # Bump the timeout when collecting test coverage, since the test is a bit + # slower in that case + if get_bool "${IS_BUILT_WITH_ASAN:=}" || ! get_bool "$QEMU_KVM"; then + qemu_timeout=240 + elif is_built_with_coverage; then + qemu_timeout=120 + else + qemu_timeout=60 + fi + + KERNEL_APPEND="systemd.setenv=TEST_FUNCTION_NAME=${FUNCNAME[0]} ${USER_KERNEL_APPEND:-}" + # Limit the number of VCPUs and set a timeout to make sure we trigger the issue + QEMU_OPTIONS="${qemu_opts[*]} ${USER_QEMU_OPTIONS:-}" + QEMU_SMP=1 QEMU_TIMEOUT=$qemu_timeout test_run_one "${1:?}" || return $? + + rm -f "${TESTDIR:?}"/namedpart*.img +} + +testcase_multipath_basic_failover() { + if ! _host_has_feature "multipath"; then + echo "Missing multipath tools, skipping the test..." + return 77 + fi + + local qemu_opts=("-device virtio-scsi-pci,id=scsi") + local partdisk="${TESTDIR:?}/multipathpartitioned.img" + local image lodev nback ndisk wwn + + dd if=/dev/zero of="$partdisk" bs=1M count=16 + lodev="$(losetup --show -f -P "$partdisk")" + sfdisk "${lodev:?}" <<EOF +label: gpt + +name="first_partition", size=5M +uuid="deadbeef-dead-dead-beef-000000000000", name="failover_part", size=5M +EOF + udevadm settle + mkfs.ext4 -U "deadbeef-dead-dead-beef-111111111111" -L "failover_vol" "${lodev}p2" + losetup -d "$lodev" + + # Add 16 multipath devices, each backed by 4 paths + for ndisk in {0..15}; do + wwn="0xDEADDEADBEEF$(printf "%.4d" "$ndisk")" + # Use a partitioned disk for the first device to test failover + [[ $ndisk -eq 0 ]] && image="$partdisk" || image="${TESTDIR:?}/disk$ndisk.img" + + for nback in {0..3}; do + qemu_opts+=( + "-device scsi-hd,drive=drive${ndisk}x${nback},serial=MPIO$ndisk,wwn=$wwn" + "-drive format=raw,cache=unsafe,file=$image,file.locking=off,if=none,id=drive${ndisk}x${nback}" + ) + done + done + + KERNEL_APPEND="systemd.setenv=TEST_FUNCTION_NAME=${FUNCNAME[0]} ${USER_KERNEL_APPEND:-}" + QEMU_OPTIONS="${qemu_opts[*]} ${USER_QEMU_OPTIONS:-}" + test_run_one "${1:?}" || return $? + + rm -f "$partdisk" +} + +# Test case for issue https://github.com/systemd/systemd/issues/19946 +testcase_simultaneous_events() { + local qemu_opts=("-device virtio-scsi-pci,id=scsi") + local diskpath i + + for i in {0..9}; do + diskpath="${TESTDIR:?}/simultaneousevents${i}.img" + + dd if=/dev/zero of="$diskpath" bs=1M count=32 + qemu_opts+=( + "-device scsi-hd,drive=drive$i,serial=deadbeeftest$i" + "-drive format=raw,cache=unsafe,file=$diskpath,if=none,id=drive$i" + ) + done + + KERNEL_APPEND="systemd.setenv=TEST_FUNCTION_NAME=${FUNCNAME[0]} ${USER_KERNEL_APPEND:-}" + QEMU_OPTIONS="${qemu_opts[*]} ${USER_QEMU_OPTIONS:-}" + test_run_one "${1:?}" || return $? + + rm -f "$diskpath" +} + +testcase_lvm_basic() { + if ! _host_has_feature "lvm"; then + echo "Missing lvm tools, skipping the test..." + return 77 + fi + + local qemu_opts=("-device ahci,id=ahci0") + local diskpath i + + # Attach 4 SATA disks to the VM (and set their model and serial fields + # to something predictable, so we can refer to them later) + for i in {0..3}; do + diskpath="${TESTDIR:?}/lvmbasic${i}.img" + dd if=/dev/zero of="$diskpath" bs=1M count=32 + qemu_opts+=( + "-device ide-hd,bus=ahci0.$i,drive=drive$i,model=foobar,serial=deadbeeflvm$i" + "-drive format=raw,cache=unsafe,file=$diskpath,if=none,id=drive$i" + ) + done + + KERNEL_APPEND="systemd.setenv=TEST_FUNCTION_NAME=${FUNCNAME[0]} ${USER_KERNEL_APPEND:-}" + QEMU_OPTIONS="${qemu_opts[*]} ${USER_QEMU_OPTIONS:-}" + test_run_one "${1:?}" || return $? + + rm -f "${TESTDIR:?}"/lvmbasic*.img +} + +testcase_btrfs_basic() { + if ! _host_has_feature "btrfs"; then + echo "Missing btrfs tools/modules, skipping the test..." + return 77 + fi + + local qemu_opts=("-device ahci,id=ahci0") + local diskpath i size + + for i in {0..3}; do + diskpath="${TESTDIR:?}/btrfsbasic${i}.img" + # Make the first disk larger for multi-partition tests + [[ $i -eq 0 ]] && size=350 || size=128 + + dd if=/dev/zero of="$diskpath" bs=1M count="$size" + qemu_opts+=( + "-device ide-hd,bus=ahci0.$i,drive=drive$i,model=foobar,serial=deadbeefbtrfs$i" + "-drive format=raw,cache=unsafe,file=$diskpath,if=none,id=drive$i" + ) + done + + KERNEL_APPEND="systemd.setenv=TEST_FUNCTION_NAME=${FUNCNAME[0]} ${USER_KERNEL_APPEND:-}" + QEMU_OPTIONS="${qemu_opts[*]} ${USER_QEMU_OPTIONS:-}" + test_run_one "${1:?}" || return $? + + rm -f "${TESTDIR:?}"/btrfsbasic*.img +} + +testcase_iscsi_lvm() { + if ! _host_has_feature "iscsi" || ! _host_has_feature "lvm"; then + echo "Missing iSCSI client/server tools (Open-iSCSI/TGT) or LVM utilities, skipping the test..." + return 77 + fi + + local qemu_opts=("-device ahci,id=ahci0") + local diskpath i size + + for i in {0..3}; do + diskpath="${TESTDIR:?}/iscsibasic${i}.img" + # Make the first disk larger for multi-partition tests + [[ $i -eq 0 ]] && size=150 || size=64 + # Make the first disk larger for multi-partition tests + + dd if=/dev/zero of="$diskpath" bs=1M count="$size" + qemu_opts+=( + "-device ide-hd,bus=ahci0.$i,drive=drive$i,model=foobar,serial=deadbeefiscsi$i" + "-drive format=raw,cache=unsafe,file=$diskpath,if=none,id=drive$i" + ) + done + + KERNEL_APPEND="systemd.setenv=TEST_FUNCTION_NAME=${FUNCNAME[0]} ${USER_KERNEL_APPEND:-}" + QEMU_OPTIONS="${qemu_opts[*]} ${USER_QEMU_OPTIONS:-}" + test_run_one "${1:?}" || return $? + + rm -f "${TESTDIR:?}"/iscsibasic*.img +} + +testcase_long_sysfs_path() { + local brid + local testdisk="${TESTDIR:?}/longsysfspath.img" + local qemu_opts=( + "-drive if=none,id=drive0,format=raw,cache=unsafe,file=$testdisk" + "-device pci-bridge,id=pci_bridge0,chassis_nr=64" + ) + + dd if=/dev/zero of="$testdisk" bs=1M count=64 + lodev="$(losetup --show -f -P "$testdisk")" + sfdisk "${lodev:?}" <<EOF +label: gpt + +name="test_swap", size=32M +uuid="deadbeef-dead-dead-beef-000000000000", name="test_part", size=5M +EOF + udevadm settle + mkswap -U "deadbeef-dead-dead-beef-111111111111" -L "swap_vol" "${lodev}p1" + mkfs.ext4 -U "deadbeef-dead-dead-beef-222222222222" -L "data_vol" "${lodev}p2" + losetup -d "$lodev" + + # Create 25 additional PCI bridges, each one connected to the previous one + # (basically a really long extension cable), and attach a virtio drive to + # the last one. This should force udev into attempting to create a device + # unit with a _really_ long name. + for brid in {1..25}; do + qemu_opts+=("-device pci-bridge,id=pci_bridge$brid,bus=pci_bridge$((brid-1)),chassis_nr=$((64+brid))") + done + + qemu_opts+=("-device virtio-blk-pci,drive=drive0,scsi=off,bus=pci_bridge$brid") + + KERNEL_APPEND="systemd.setenv=TEST_FUNCTION_NAME=${FUNCNAME[0]} ${USER_KERNEL_APPEND:-}" + QEMU_OPTIONS="${qemu_opts[*]} ${USER_QEMU_OPTIONS:-}" + test_run_one "${1:?}" || return $? + + rm -f "${testdisk:?}" +} + +testcase_mdadm_basic() { + if ! _host_has_feature "mdadm"; then + echo "Missing mdadm tools/modules, skipping the test..." + return 77 + fi + + local qemu_opts=("-device ahci,id=ahci0") + local diskpath i size + + for i in {0..4}; do + diskpath="${TESTDIR:?}/mdadmbasic${i}.img" + + dd if=/dev/zero of="$diskpath" bs=1M count=64 + qemu_opts+=( + "-device ide-hd,bus=ahci0.$i,drive=drive$i,model=foobar,serial=deadbeefmdadm$i" + "-drive format=raw,cache=unsafe,file=$diskpath,if=none,id=drive$i" + ) + done + + KERNEL_APPEND="systemd.setenv=TEST_FUNCTION_NAME=${FUNCNAME[0]} ${USER_KERNEL_APPEND:-}" + QEMU_OPTIONS="${qemu_opts[*]} ${USER_QEMU_OPTIONS:-}" + test_run_one "${1:?}" || return $? + + rm -f "${TESTDIR:?}"/mdadmbasic*.img +} + +testcase_mdadm_lvm() { + if ! _host_has_feature "mdadm" || ! _host_has_feature "lvm"; then + echo "Missing mdadm tools/modules or LVM tools, skipping the test..." + return 77 + fi + + local qemu_opts=("-device ahci,id=ahci0") + local diskpath i size + + for i in {0..4}; do + diskpath="${TESTDIR:?}/mdadmlvm${i}.img" + + dd if=/dev/zero of="$diskpath" bs=1M count=64 + qemu_opts+=( + "-device ide-hd,bus=ahci0.$i,drive=drive$i,model=foobar,serial=deadbeefmdadmlvm$i" + "-drive format=raw,cache=unsafe,file=$diskpath,if=none,id=drive$i" + ) + done + + KERNEL_APPEND="systemd.setenv=TEST_FUNCTION_NAME=${FUNCNAME[0]} ${USER_KERNEL_APPEND:-}" + QEMU_OPTIONS="${qemu_opts[*]} ${USER_QEMU_OPTIONS:-}" + test_run_one "${1:?}" || return $? + + rm -f "${TESTDIR:?}"/mdadmlvm*.img +} +# Allow overriding which tests should be run from the "outside", useful for manual +# testing (make -C test/... TESTCASES="testcase1 testcase2") +if [[ -v "TESTCASES" && -n "$TESTCASES" ]]; then + read -ra TESTCASES <<< "$TESTCASES" +else + # This must run after all functions were defined, otherwise `declare -F` won't + # see them + mapfile -t TESTCASES < <(declare -F | awk '$3 ~ /^testcase_/ {print $3;}') +fi + +do_test "$@" |