test/units/TEST-81-GENERATORS.system-update-generator.sh

   1 #!/usr/bin/env bash
   2 # SPDX-License-Identifier: LGPL-2.1-or-later
   3 # shellcheck disable=SC2235
   4 set -eux
   5 set -o pipefail
   6
   7 # shellcheck source=test/units/generator-utils.sh
   8 . "$(dirname "$0")/generator-utils.sh"
   9
  10 GENERATOR_BIN="/usr/lib/systemd/system-generators/systemd-system-update-generator"
  11 OUT_DIR="$(mktemp -d /tmp/system-update-generator-generator.XXX)"
  12
  13 at_exit() {
  14     rm -frv "${OUT_DIR:?}" /system-update
  15 }
  16
  17 trap at_exit EXIT
  18
  19 test -x "${GENERATOR_BIN:?}"
  20
  21 rm -f /system-update
  22
  23 : "system-update-generator: no /system-update flag"
  24 run_and_list "$GENERATOR_BIN" "$OUT_DIR"
  25 [[ "$(find "$OUT_DIR" ! -type d | wc -l)" -eq 0 ]]
  26
  27 : "system-update-generator: with /system-update flag"
  28 touch /system-update
  29 run_and_list "$GENERATOR_BIN" "$OUT_DIR"
  30 link_endswith "$OUT_DIR/early/default.target" "/lib/systemd/system/system-update.target"
  31
  32 : "system-update-generator: kernel cmdline warnings"
  33 # We should warn if the default target is overridden on the kernel cmdline
  34 # by a runlevel or systemd.unit=, but still generate the symlink
  35 SYSTEMD_PROC_CMDLINE="systemd.unit=foo.bar 3" run_and_list "$GENERATOR_BIN" "$OUT_DIR" |& tee /tmp/system-update-generator.log
  36 link_endswith "$OUT_DIR/early/default.target" "/lib/systemd/system/system-update.target"
  37 grep -qE "Offline system update overridden .* systemd.unit=" /tmp/system-update-generator.log
  38 grep -qE "Offline system update overridden .* runlevel" /tmp/system-update-generator.log