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#!/usr/bin/env bash
# SPDX-License-Identifier: LGPL-2.1-or-later
set -eux
set -o pipefail
# test-journal-append corrupts the journal file by flipping a bit at a given offset and
# following it by a write to check if we handle appending messages to corrupted journals
# gracefully
TEST_JOURNAL_APPEND=/usr/lib/systemd/tests/unit-tests/manual/test-journal-append
[[ -x "$TEST_JOURNAL_APPEND" ]]
# Corrupt the first ~1024 bytes, this should be pretty quick
"$TEST_JOURNAL_APPEND" --sequential --start-offset=0 --iterations=350 --iteration-step=3
# Skip most of the test when running without acceleration, as it's excruciatingly slow
# (this shouldn't be an issue, as it should run in nspawn as well)
if ! [[ "$(systemd-detect-virt -v)" == "qemu" ]]; then
# Corrupt the beginning of every 1K block between 1K - 32K
for ((i = 1024; i <= (32 * 1024); i += 1024)); do
"$TEST_JOURNAL_APPEND" --sequential --start-offset="$i" --iterations=5 --iteration-step=13
done
# Corrupt the beginning of every 16K block between 32K - 128K
for ((i = (32 * 1024); i <= (256 * 1024); i += (16 * 1024))); do
"$TEST_JOURNAL_APPEND" --sequential --start-offset="$i" --iterations=5 --iteration-step=13
done
# Corrupt the beginning of every 128K block between 128K - 1M
for ((i = (128 * 1024); i <= (1 * 1024 * 1024); i += (128 * 1024))); do
"$TEST_JOURNAL_APPEND" --sequential --start-offset="$i" --iterations=5 --iteration-step=13
done
# And finally the beginning of every 1M block between 1M and 8M
for ((i = (1 * 1024 * 1024); i < (8 * 1024 * 1024); i += (1 * 1024 * 1024))); do
"$TEST_JOURNAL_APPEND" --sequential --start-offset="$i" --iterations=5 --iteration-step=13
done
if [[ "$(nproc)" -ge 2 ]]; then
# Try to corrupt random bytes throughout the journal
"$TEST_JOURNAL_APPEND" --iterations=25
fi
else
"$TEST_JOURNAL_APPEND" --iterations=10
fi
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