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systemd/test/units/TEST-81-GENERATORS.debug-generator.sh
Daan De Meyer 7a321b5a21 test: Rename testsuite-XX units to match test name
Having these named differently than the test itself mostly creates
unecessary confusion and makes writing logic against the tests harder
so let's rename the testsuite-xx units and scripts to just use the
test name itself.
2024-05-14 12:43:28 +02:00

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#!/usr/bin/env bash
# SPDX-License-Identifier: LGPL-2.1-or-later
# shellcheck disable=SC2235
set -eux
set -o pipefail
# shellcheck source=test/units/generator-utils.sh
. "$(dirname "$0")/generator-utils.sh"
GENERATOR_BIN="/usr/lib/systemd/system-generators/systemd-debug-generator"
OUT_DIR="$(mktemp -d /tmp/debug-generator.XXX)"
at_exit() {
rm -frv "${OUT_DIR:?}"
}
trap at_exit EXIT
test -x "${GENERATOR_BIN:?}"
# Potential FIXME:
# - debug-generator should gracefully handle duplicated mask/wants
# - also, handle gracefully empty mask/wants
ARGS=(
"systemd.mask=masked-no-suffix"
"systemd.mask=masked.service"
"systemd.mask=masked.socket"
"systemd.wants=wanted-no-suffix"
"systemd.wants=wanted.service"
"systemd.wants=wanted.mount"
"rd.systemd.mask=masked-initrd.service"
"rd.systemd.wants=wanted-initrd.service"
)
# Regular (non-initrd) scenario
#
: "debug-shell: regular"
CMDLINE="ro root=/ ${ARGS[*]} rd.systemd.debug_shell"
SYSTEMD_PROC_CMDLINE="$CMDLINE" run_and_list "$GENERATOR_BIN" "$OUT_DIR"
link_eq "$OUT_DIR/early/masked-no-suffix.service" /dev/null
link_eq "$OUT_DIR/early/masked.service" /dev/null
link_eq "$OUT_DIR/early/masked.socket" /dev/null
link_endswith "$OUT_DIR/early/default.target.wants/wanted-no-suffix.service" /lib/systemd/system/wanted-no-suffix.service
link_endswith "$OUT_DIR/early/default.target.wants/wanted.service" /lib/systemd/system/wanted.service
link_endswith "$OUT_DIR/early/default.target.wants/wanted.mount" /lib/systemd/system/wanted.mount
# Following stuff should be ignored, as it's prefixed with rd.
test ! -h "$OUT_DIR/early/masked-initrd.service"
test ! -h "$OUT_DIR/early/default.target.wants/wants-initrd.service"
test ! -h "$OUT_DIR/early/default.target.wants/debug-shell.service"
test ! -d "$OUT_DIR/early/initrd.target.wants"
# Let's re-run the generator with systemd.debug_shell that should be honored
: "debug-shell: regular + systemd.debug_shell"
CMDLINE="$CMDLINE systemd.debug_shell"
SYSTEMD_PROC_CMDLINE="$CMDLINE" run_and_list "$GENERATOR_BIN" "$OUT_DIR"
link_endswith "$OUT_DIR/early/default.target.wants/debug-shell.service" /lib/systemd/system/debug-shell.service
# Same thing, but with custom tty
: "debug-shell: regular + systemd.debug_shell=/dev/tty666"
CMDLINE="$CMDLINE systemd.debug_shell=/dev/tty666"
SYSTEMD_PROC_CMDLINE="$CMDLINE" run_and_list "$GENERATOR_BIN" "$OUT_DIR"
link_endswith "$OUT_DIR/early/default.target.wants/debug-shell.service" /lib/systemd/system/debug-shell.service
grep -F "/dev/tty666" "$OUT_DIR/early/debug-shell.service.d/50-tty.conf"
# Same thing, but with custom tty using systemd.default_debug_tty
: "debug-shell: regular + systemd.default_debug_tty=/dev/tty666 systemd.debug_shell=yes"
CMDLINE="$CMDLINE systemd.default_debug_tty=/dev/tty666 systemd.debug_shell=yes"
SYSTEMD_PROC_CMDLINE="$CMDLINE" run_and_list "$GENERATOR_BIN" "$OUT_DIR"
link_endswith "$OUT_DIR/early/default.target.wants/debug-shell.service" /lib/systemd/system/debug-shell.service
grep -F "/dev/tty666" "$OUT_DIR/early/debug-shell.service.d/50-tty.conf"
# Now override the default target via systemd.unit=
: "debug-shell: regular + systemd.unit="
CMDLINE="$CMDLINE systemd.unit=my-fancy.target"
SYSTEMD_PROC_CMDLINE="$CMDLINE" run_and_list "$GENERATOR_BIN" "$OUT_DIR"
link_eq "$OUT_DIR/early/masked-no-suffix.service" /dev/null
link_eq "$OUT_DIR/early/masked.service" /dev/null
link_eq "$OUT_DIR/early/masked.socket" /dev/null
link_endswith "$OUT_DIR/early/my-fancy.target.wants/wanted-no-suffix.service" /lib/systemd/system/wanted-no-suffix.service
link_endswith "$OUT_DIR/early/my-fancy.target.wants/wanted.service" /lib/systemd/system/wanted.service
link_endswith "$OUT_DIR/early/my-fancy.target.wants/wanted.mount" /lib/systemd/system/wanted.mount
link_endswith "$OUT_DIR/early/my-fancy.target.wants/debug-shell.service" /lib/systemd/system/debug-shell.service
test ! -d "$OUT_DIR/early/default.target.wants"
# Initrd scenario
: "debug-shell: initrd"
CMDLINE="ro root=/ ${ARGS[*]} systemd.debug_shell"
SYSTEMD_IN_INITRD=1 SYSTEMD_PROC_CMDLINE="$CMDLINE" run_and_list "$GENERATOR_BIN" "$OUT_DIR"
link_eq "$OUT_DIR/early/masked-initrd.service" /dev/null
link_endswith "$OUT_DIR/early/initrd.target.wants/wanted-initrd.service" /lib/systemd/system/wanted-initrd.service
# The non-initrd stuff (i.e. without the rd. suffix) should be ignored in
# this case
test ! -h "$OUT_DIR/early/masked-no-suffix.service"
test ! -h "$OUT_DIR/early/masked.service"
test ! -h "$OUT_DIR/early/masked.socket"
test ! -h "$OUT_DIR/early/initrd.target.wants/debug-shell.service"
test ! -d "$OUT_DIR/early/default.target.wants"
# Again, but with rd.systemd.debug_shell
: "debug-shell: initrd + rd.systemd.debug_shell"
CMDLINE="$CMDLINE rd.systemd.debug_shell"
SYSTEMD_IN_INITRD=1 SYSTEMD_PROC_CMDLINE="$CMDLINE" run_and_list "$GENERATOR_BIN" "$OUT_DIR"
link_endswith "$OUT_DIR/early/initrd.target.wants/debug-shell.service" /lib/systemd/system/debug-shell.service
# Override the default target
: "debug-shell: initrd + rd.systemd.unit"
CMDLINE="$CMDLINE rd.systemd.unit=my-fancy-initrd.target"
SYSTEMD_IN_INITRD=1 SYSTEMD_PROC_CMDLINE="$CMDLINE" run_and_list "$GENERATOR_BIN" "$OUT_DIR"
link_eq "$OUT_DIR/early/masked-initrd.service" /dev/null
link_endswith "$OUT_DIR/early/my-fancy-initrd.target.wants/wanted-initrd.service" /lib/systemd/system/wanted-initrd.service
test ! -d "$OUT_DIR/early/initrd.target.wants"