test/units/TEST-04-JOURNAL.journal-append.sh

   1 #!/usr/bin/env bash
   2 # SPDX-License-Identifier: LGPL-2.1-or-later
   3 set -eux
   4 set -o pipefail
   5
   6 # test-journal-append corrupts the journal file by flipping a bit at a given offset and
   7 # following it by a write to check if we handle appending messages to corrupted journals
   8 # gracefully
   9
  10 TEST_JOURNAL_APPEND=/usr/lib/systemd/tests/unit-tests/manual/test-journal-append
  11
  12 [[ -x "$TEST_JOURNAL_APPEND" ]]
  13
  14 # Corrupt the first ~1024 bytes, this should be pretty quick
  15 "$TEST_JOURNAL_APPEND" --sequential --start-offset=0 --iterations=350 --iteration-step=3
  16
  17 # Skip most of the test when running without acceleration, as it's excruciatingly slow
  18 # (this shouldn't be an issue, as it should run in nspawn as well)
  19 if ! [[ "$(systemd-detect-virt -v)" == "qemu" ]]; then
  20     # Corrupt the beginning of every 1K block between 1K - 32K
  21     for ((i = 1024; i <= (32 * 1024); i += 1024)); do
  22         "$TEST_JOURNAL_APPEND" --sequential --start-offset="$i" --iterations=5 --iteration-step=13
  23     done
  24
  25     # Corrupt the beginning of every 16K block between 32K - 128K
  26     for ((i = (32 * 1024); i <= (256 * 1024); i += (16 * 1024))); do
  27         "$TEST_JOURNAL_APPEND" --sequential --start-offset="$i" --iterations=5 --iteration-step=13
  28     done
  29
  30     # Corrupt the beginning of every 128K block between 128K - 1M
  31     for ((i = (128 * 1024); i <= (1 * 1024 * 1024); i += (128 * 1024))); do
  32         "$TEST_JOURNAL_APPEND" --sequential --start-offset="$i" --iterations=5 --iteration-step=13
  33     done
  34
  35     # And finally the beginning of every 1M block between 1M and 8M
  36     for ((i = (1 * 1024 * 1024); i < (8 * 1024 * 1024); i += (1 * 1024 * 1024))); do
  37         "$TEST_JOURNAL_APPEND" --sequential --start-offset="$i" --iterations=5 --iteration-step=13
  38     done
  39
  40     if [[ "$(nproc)" -ge 2 ]]; then
  41         # Try to corrupt random bytes throughout the journal
  42         "$TEST_JOURNAL_APPEND" --iterations=25
  43     fi
  44 else
  45     "$TEST_JOURNAL_APPEND" --iterations=10
  46 fi