mirror of
https://github.com/systemd/systemd.git
synced 2024-12-26 03:22:00 +03:00
38d072a175
With plain QEMU on a saturated AWS region we might just barely miss the timeout window, causing unexpected test fails: [ 688.681324] systemd-nspawn[1332]: [ OK ] Finished systemd-user-sessions.service. [ 689.451267] systemd-nspawn[1332]: [ OK ] Started console-getty.service. [ 689.572874] systemd-nspawn[1332]: [ OK ] Reached target getty.target. [ 693.634609] testsuite-74.sh[1223]: + at_exit [ 693.634609] testsuite-74.sh[1223]: + rm -fv -- /tmp/test-dump /tmp/test-usr-dump /tmp/make-dump [ 693.838395] testsuite-74.sh[1502]: removed '/tmp/test-dump' [ 693.838395] testsuite-74.sh[1502]: removed '/tmp/test-usr-dump' [ 693.838395] testsuite-74.sh[1502]: removed '/tmp/make-dump' [ 693.951114] testsuite-74.sh[670]: + echo 'Subtest /usr/lib/systemd/tests/testdata/units/testsuite-74.coredump.sh failed' [ 693.951114] testsuite-74.sh[670]: Subtest /usr/lib/systemd/tests/testdata/units/testsuite-74.coredump.sh failed [ 693.951114] testsuite-74.sh[670]: + return 1 [ 694.659094] systemd[1]: testsuite-74.service: Main process exited, code=exited, status=1/FAILURE [ 694.719563] systemd[1]: testsuite-74.service: Failed with result 'exit-code'. [ 694.882069] systemd[1]: Failed to start testsuite-74.service. [ 695.574445] systemd[1]: Reached target testsuite.target. [ 696.174844] systemd[1]: Starting end.service... [ 699.509408] systemd-nspawn[1332]: [ 699.509408] systemd-nspawn[1332]: CentOS Stream 9 [ 699.509408] systemd-nspawn[1332]: Kernel 5.14.0-432.el9.x86_64 on an x86_64 (pts/0) [ 699.509408] systemd-nspawn[1332]: Also, move the rest of container the setup for the user xattrs test into the condition, since doing it without the actual test is pretty pointless.
226 lines
9.1 KiB
Bash
Executable File
226 lines
9.1 KiB
Bash
Executable File
#!/usr/bin/env bash
|
|
# SPDX-License-Identifier: LGPL-2.1-or-later
|
|
set -eux
|
|
set -o pipefail
|
|
|
|
# shellcheck source=test/units/util.sh
|
|
. "$(dirname "$0")"/util.sh
|
|
|
|
# Make sure the binary name fits into 15 characters
|
|
CORE_TEST_BIN="/tmp/test-dump"
|
|
CORE_TEST_UNPRIV_BIN="/tmp/test-usr-dump"
|
|
MAKE_DUMP_SCRIPT="/tmp/make-dump"
|
|
# Unset $PAGER so we don't have to use --no-pager everywhere
|
|
export PAGER=
|
|
|
|
at_exit() {
|
|
rm -fv -- "$CORE_TEST_BIN" "$CORE_TEST_UNPRIV_BIN" "$MAKE_DUMP_SCRIPT"
|
|
}
|
|
|
|
trap at_exit EXIT
|
|
|
|
if systemd-detect-virt -cq; then
|
|
echo "Running in a container, skipping the systemd-coredump test..."
|
|
exit 0
|
|
fi
|
|
|
|
# To make all coredump entries stored in system.journal.
|
|
journalctl --rotate
|
|
|
|
# Check that we're the ones to receive coredumps
|
|
sysctl kernel.core_pattern | grep systemd-coredump
|
|
|
|
# Prepare "fake" binaries for coredumps, so we can properly exercise
|
|
# the matching stuff too
|
|
cp -vf /bin/sleep "${CORE_TEST_BIN:?}"
|
|
cp -vf /bin/sleep "${CORE_TEST_UNPRIV_BIN:?}"
|
|
# Simple script that spawns given "fake" binary and then kills it with
|
|
# given signal
|
|
cat >"${MAKE_DUMP_SCRIPT:?}" <<\EOF
|
|
#!/bin/bash -ex
|
|
|
|
bin="${1:?}"
|
|
sig="${2:?}"
|
|
|
|
ulimit -c unlimited
|
|
"$bin" infinity &
|
|
pid=$!
|
|
# Sync with the "fake" binary, so we kill it once it's fully forked off,
|
|
# otherwise we might kill it during fork and kernel would then report
|
|
# "wrong" binary name (i.e. $MAKE_DUMP_SCRIPT instead of $CORE_TEST_BIN).
|
|
# In this case, wait until the "fake" binary (sleep in this case) enters
|
|
# the "interruptible sleep" state, at which point it should be ready
|
|
# to be sacrificed.
|
|
for _ in {0..9}; do
|
|
read -ra self_stat <"/proc/$pid/stat"
|
|
[[ "${self_stat[2]}" == S ]] && break
|
|
sleep .5
|
|
done
|
|
kill -s "$sig" "$pid"
|
|
# This should always fail
|
|
! wait "$pid"
|
|
EOF
|
|
chmod +x "$MAKE_DUMP_SCRIPT"
|
|
|
|
# Privileged stuff
|
|
[[ "$(id -u)" -eq 0 ]]
|
|
# Trigger a couple of coredumps
|
|
"$MAKE_DUMP_SCRIPT" "$CORE_TEST_BIN" "SIGTRAP"
|
|
"$MAKE_DUMP_SCRIPT" "$CORE_TEST_BIN" "SIGABRT"
|
|
# In the tests we store the coredumps in journals, so let's generate a couple
|
|
# with Storage=external as well
|
|
mkdir -p /run/systemd/coredump.conf.d/
|
|
printf '[Coredump]\nStorage=external' >/run/systemd/coredump.conf.d/99-external.conf
|
|
"$MAKE_DUMP_SCRIPT" "$CORE_TEST_BIN" "SIGTRAP"
|
|
"$MAKE_DUMP_SCRIPT" "$CORE_TEST_BIN" "SIGABRT"
|
|
rm -fv /run/systemd/coredump.conf.d/99-external.conf
|
|
# Wait a bit for the coredumps to get processed
|
|
timeout 30 bash -c "while [[ \$(coredumpctl list -q --no-legend $CORE_TEST_BIN | wc -l) -lt 4 ]]; do sleep 1; done"
|
|
|
|
if cgroupfs_supports_user_xattrs; then
|
|
# Make sure we can forward crashes back to containers
|
|
CONTAINER="testsuite-74-container"
|
|
|
|
mkdir -p "/var/lib/machines/$CONTAINER"
|
|
mkdir -p "/run/systemd/system/systemd-nspawn@$CONTAINER.service.d"
|
|
# Bind-mounting /etc into the container kinda defeats the purpose of --volatile=,
|
|
# but we need the ASan-related overrides scattered across /etc
|
|
cat > "/run/systemd/system/systemd-nspawn@$CONTAINER.service.d/override.conf" <<EOF
|
|
[Service]
|
|
ExecStart=
|
|
ExecStart=systemd-nspawn --quiet --link-journal=try-guest --keep-unit --machine=%i --boot \
|
|
--volatile=yes --directory=/ --bind-ro=/etc --inaccessible=/etc/machine-id
|
|
EOF
|
|
systemctl daemon-reload
|
|
|
|
[[ "$(systemd-detect-virt)" == "qemu" ]] && TIMEOUT=120 || TIMEOUT=60
|
|
|
|
machinectl start "$CONTAINER"
|
|
timeout "$TIMEOUT" bash -xec "until systemd-run -M '$CONTAINER' -q --wait --pipe true; do sleep .5; done"
|
|
|
|
[[ "$(systemd-run -M "$CONTAINER" -q --wait --pipe coredumpctl list -q --no-legend /usr/bin/sleep | wc -l)" -eq 0 ]]
|
|
machinectl copy-to "$CONTAINER" "$MAKE_DUMP_SCRIPT"
|
|
systemd-run -M "$CONTAINER" -q --wait --pipe "$MAKE_DUMP_SCRIPT" "/usr/bin/sleep" "SIGABRT"
|
|
systemd-run -M "$CONTAINER" -q --wait --pipe "$MAKE_DUMP_SCRIPT" "/usr/bin/sleep" "SIGTRAP"
|
|
# Wait a bit for the coredumps to get processed
|
|
timeout 30 bash -c "while [[ \$(systemd-run -M $CONTAINER -q --wait --pipe coredumpctl list -q --no-legend /usr/bin/sleep | wc -l) -lt 2 ]]; do sleep 1; done"
|
|
|
|
rm -rf "/var/lib/machines/$CONTAINER"
|
|
fi
|
|
|
|
coredumpctl
|
|
SYSTEMD_LOG_LEVEL=debug coredumpctl
|
|
coredumpctl --help
|
|
coredumpctl --version
|
|
coredumpctl --no-pager --no-legend
|
|
coredumpctl --all
|
|
coredumpctl -1
|
|
coredumpctl -n 1
|
|
coredumpctl --reverse
|
|
coredumpctl -F COREDUMP_EXE
|
|
coredumpctl --json=short | jq
|
|
coredumpctl --json=pretty | jq
|
|
coredumpctl --json=off
|
|
coredumpctl --root=/
|
|
coredumpctl --directory=/var/log/journal
|
|
coredumpctl --file="/var/log/journal/$(</etc/machine-id)"/*.journal
|
|
coredumpctl --since=@0
|
|
coredumpctl --since=yesterday --until=tomorrow
|
|
# We should have a couple of externally stored coredumps
|
|
coredumpctl --field=COREDUMP_FILENAME | tee /tmp/coredumpctl.out
|
|
grep "/var/lib/systemd/coredump/core" /tmp/coredumpctl.out
|
|
rm -f /tmp/coredumpctl.out
|
|
|
|
coredumpctl info
|
|
coredumpctl info "$CORE_TEST_BIN"
|
|
coredumpctl info /foo /bar/ /baz "$CORE_TEST_BIN"
|
|
coredumpctl info "${CORE_TEST_BIN##*/}"
|
|
coredumpctl info foo bar baz "${CORE_TEST_BIN##*/}"
|
|
coredumpctl info COREDUMP_EXE="$CORE_TEST_BIN"
|
|
coredumpctl info COREDUMP_EXE=aaaaa COREDUMP_EXE= COREDUMP_EXE="$CORE_TEST_BIN"
|
|
|
|
coredumpctl debug --debugger=/bin/true "$CORE_TEST_BIN"
|
|
SYSTEMD_DEBUGGER=/bin/true coredumpctl debug "$CORE_TEST_BIN"
|
|
coredumpctl debug --debugger=/bin/true --debugger-arguments="-this --does --not 'do anything' -a -t --all" "${CORE_TEST_BIN##*/}"
|
|
|
|
coredumpctl dump "$CORE_TEST_BIN" >/tmp/core.redirected
|
|
test -s /tmp/core.redirected
|
|
coredumpctl dump -o /tmp/core.output "${CORE_TEST_BIN##*/}"
|
|
test -s /tmp/core.output
|
|
rm -f /tmp/core.{output,redirected}
|
|
|
|
# Unprivileged stuff
|
|
# Related issue: https://github.com/systemd/systemd/issues/26912
|
|
UNPRIV_CMD=(systemd-run --user --wait --pipe -M "testuser@.host" --)
|
|
# Trigger a couple of coredumps as an unprivileged user
|
|
"${UNPRIV_CMD[@]}" "$MAKE_DUMP_SCRIPT" "$CORE_TEST_UNPRIV_BIN" "SIGTRAP"
|
|
"${UNPRIV_CMD[@]}" "$MAKE_DUMP_SCRIPT" "$CORE_TEST_UNPRIV_BIN" "SIGABRT"
|
|
# In the tests we store the coredumps in journals, so let's generate a couple
|
|
# with Storage=external as well
|
|
mkdir -p /run/systemd/coredump.conf.d/
|
|
printf '[Coredump]\nStorage=external' >/run/systemd/coredump.conf.d/99-external.conf
|
|
"${UNPRIV_CMD[@]}" "$MAKE_DUMP_SCRIPT" "$CORE_TEST_UNPRIV_BIN" "SIGTRAP"
|
|
"${UNPRIV_CMD[@]}" "$MAKE_DUMP_SCRIPT" "$CORE_TEST_UNPRIV_BIN" "SIGABRT"
|
|
rm -fv /run/systemd/coredump.conf.d/99-external.conf
|
|
# Wait a bit for the coredumps to get processed
|
|
timeout 30 bash -c "while [[ \$(coredumpctl list -q --no-legend $CORE_TEST_UNPRIV_BIN | wc -l) -lt 4 ]]; do sleep 1; done"
|
|
|
|
# root should see coredumps from both binaries
|
|
coredumpctl info "$CORE_TEST_UNPRIV_BIN"
|
|
coredumpctl info "${CORE_TEST_UNPRIV_BIN##*/}"
|
|
# The test user should see only their own coredumps
|
|
"${UNPRIV_CMD[@]}" coredumpctl
|
|
"${UNPRIV_CMD[@]}" coredumpctl info "$CORE_TEST_UNPRIV_BIN"
|
|
"${UNPRIV_CMD[@]}" coredumpctl info "${CORE_TEST_UNPRIV_BIN##*/}"
|
|
(! "${UNPRIV_CMD[@]}" coredumpctl info --all "$CORE_TEST_BIN")
|
|
(! "${UNPRIV_CMD[@]}" coredumpctl info --all "${CORE_TEST_BIN##*/}")
|
|
# We should have a couple of externally stored coredumps
|
|
"${UNPRIV_CMD[@]}" coredumpctl --field=COREDUMP_FILENAME | tee /tmp/coredumpctl.out
|
|
grep "/var/lib/systemd/coredump/core" /tmp/coredumpctl.out
|
|
rm -f /tmp/coredumpctl.out
|
|
|
|
"${UNPRIV_CMD[@]}" coredumpctl debug --debugger=/bin/true "$CORE_TEST_UNPRIV_BIN"
|
|
"${UNPRIV_CMD[@]}" coredumpctl debug --debugger=/bin/true --debugger-arguments="-this --does --not 'do anything' -a -t --all" "${CORE_TEST_UNPRIV_BIN##*/}"
|
|
|
|
"${UNPRIV_CMD[@]}" coredumpctl dump "$CORE_TEST_UNPRIV_BIN" >/tmp/core.redirected
|
|
test -s /tmp/core.redirected
|
|
"${UNPRIV_CMD[@]}" coredumpctl dump -o /tmp/core.output "${CORE_TEST_UNPRIV_BIN##*/}"
|
|
test -s /tmp/core.output
|
|
rm -f /tmp/core.{output,redirected}
|
|
(! "${UNPRIV_CMD[@]}" coredumpctl dump "$CORE_TEST_BIN" >/dev/null)
|
|
|
|
# --backtrace mode
|
|
# Pass one of the existing journal coredump records to systemd-coredump and
|
|
# use our PID as the source to make matching the coredump later easier
|
|
# systemd-coredump args: PID UID GID SIGNUM TIMESTAMP CORE_SOFT_RLIMIT HOSTNAME
|
|
journalctl -b -n 1 --output=export --output-fields=MESSAGE,COREDUMP COREDUMP_EXE="/usr/bin/test-dump" |
|
|
/usr/lib/systemd/systemd-coredump --backtrace $$ 0 0 6 1679509994 12345 mymachine
|
|
# Wait a bit for the coredump to get processed
|
|
timeout 30 bash -c "while [[ \$(coredumpctl list -q --no-legend $$ | wc -l) -eq 0 ]]; do sleep 1; done"
|
|
coredumpctl info "$$"
|
|
coredumpctl info COREDUMP_HOSTNAME="mymachine"
|
|
|
|
# This used to cause a stack overflow
|
|
systemd-run -t --property CoredumpFilter=all ls /tmp
|
|
systemd-run -t --property CoredumpFilter=default ls /tmp
|
|
|
|
(! coredumpctl --hello-world)
|
|
(! coredumpctl -n 0)
|
|
(! coredumpctl -n -1)
|
|
(! coredumpctl --file=/dev/null)
|
|
(! coredumpctl --since=0)
|
|
(! coredumpctl --until='')
|
|
(! coredumpctl --since=today --until=yesterday)
|
|
(! coredumpctl --directory=/ --root=/)
|
|
(! coredumpctl --json=foo)
|
|
(! coredumpctl -F foo -F bar)
|
|
(! coredumpctl list 0)
|
|
(! coredumpctl list -- -1)
|
|
(! coredumpctl list '')
|
|
(! coredumpctl info /../.~=)
|
|
(! coredumpctl info '')
|
|
(! coredumpctl dump --output=/dev/full "$CORE_TEST_BIN")
|
|
(! coredumpctl dump --output=/dev/null --output=/dev/null "$CORE_TEST_BIN")
|
|
(! coredumpctl debug --debugger=/bin/false)
|
|
(! coredumpctl debug --debugger=/bin/true --debugger-arguments='"')
|