diff --git a/test/test-functions b/test/test-functions index 27951cb1053..f6f2bd63226 100644 --- a/test/test-functions +++ b/test/test-functions @@ -195,6 +195,7 @@ BASICTOOLS=( losetup lz4cat mkfifo + mknod mktemp modprobe mount diff --git a/test/units/testsuite-81.getty-generator.sh b/test/units/testsuite-81.getty-generator.sh new file mode 100755 index 00000000000..a53aa4cee1e --- /dev/null +++ b/test/units/testsuite-81.getty-generator.sh @@ -0,0 +1,89 @@ +#!/usr/bin/env bash +# SPDX-License-Identifier: LGPL-2.1-or-later +# shellcheck disable=SC2235 +set -eux +set -o pipefail +# Disable history expansion so we don't have to escape ! in strings below +set +o histexpand + +# shellcheck source=test/units/generator-utils.sh +. "$(dirname "$0")/generator-utils.sh" + +GENERATOR_BIN="/usr/lib/systemd/system-generators/systemd-getty-generator" +OUT_DIR="$(mktemp -d /tmp/getty-generator.XXX)" + +at_exit() { + rm -frv "${OUT_DIR:?}" +} + +trap at_exit EXIT + +test -x "${GENERATOR_BIN:?}" + +if in_container; then + # Do a limited test in a container, as writing to /dev is usually restrited + : "getty-generator: \$container_ttys env (container)" + # In a container we allow only /dev/pts/* ptys + PID1_ENVIRON="container_ttys=tty0 pts/0 /dev/tty0" run_and_list "$GENERATOR_BIN" "$OUT_DIR" + + # console-getty.service is always pulled in in containers + link_endswith "$OUT_DIR/getty.target.wants/console-getty.service" "/lib/systemd/system/console-getty.service" + link_endswith "$OUT_DIR/getty.target.wants/container-getty@0.service" "/lib/systemd/system/container-getty@.service" + test ! -e "$OUT_DIR/getty.target.wants/container-getty@tty0.service" + test ! -h "$OUT_DIR/getty.target.wants/container-getty@tty0.service" + + exit 0 +fi + +DUMMY_ACTIVE_CONSOLES=( + "hvc99" + "xvc99" + "hvsi99" + "sclp_line99" + "ttysclp99" + "3270!tty99" + "dummy99" +) +DUMMY_INACTIVE_CONSOLES=( + "inactive99" + "xvc199" +) +DUMMY_CONSOLES=( + "${DUMMY_ACTIVE_CONSOLES[@]}" + "${DUMMY_INACTIVE_CONSOLES[@]}" +) +# Create a bunch of dummy consoles +for console in "${DUMMY_CONSOLES[@]}"; do + mknod "/dev/$console" c 4 0 +done +# Sneak in one "not-a-tty" console +touch /dev/notatty99 +# Temporarily replace /sys/class/tty/console/active with our list of dummy +# consoles so getty-generator can process them +echo -ne "${DUMMY_ACTIVE_CONSOLES[@]}" /dev/notatty99 >/tmp/dummy-active-consoles +mount -v --bind /tmp/dummy-active-consoles /sys/class/tty/console/active + +: "getty-generator: no arguments" +# Sneak in an invalid value for $SYSTEMD_GETTY_AUTO to test things out +PID1_ENVIRON="SYSTEMD_GETTY_AUTO=foo" run_and_list "$GENERATOR_BIN" "$OUT_DIR" +for console in "${DUMMY_ACTIVE_CONSOLES[@]}"; do + unit="$(systemd-escape --template serial-getty@.service "$console")" + link_endswith "$OUT_DIR/getty.target.wants/$unit" /lib/systemd/system/serial-getty@.service +done +for console in "${DUMMY_INACTIVE_CONSOLES[@]}" /dev/notatty99; do + unit="$(systemd-escape --template serial-getty@.service "$console")" + test ! -e "$OUT_DIR/getty.target.wants/$unit" + test ! -h "$OUT_DIR/getty.target.wants/$unit" +done + +: "getty-generator: systemd.getty_auto=0 on kernel cmdline" +SYSTEMD_PROC_CMDLINE="systemd.getty_auto=foo systemd.getty_auto=0" run_and_list "$GENERATOR_BIN" "$OUT_DIR" +[[ "$(find "$OUT_DIR" ! -type d | wc -l)" -eq 0 ]] + +: "getty-generator: SYSTEMD_GETTY_AUTO=0 in PID1's environment" +PID1_ENVIRON="SYSTEMD_GETTY_AUTO=0" run_and_list "$GENERATOR_BIN" "$OUT_DIR" +[[ "$(find "$OUT_DIR" ! -type d | wc -l)" -eq 0 ]] + +# Cleanup +umount /sys/class/tty/console/active +rm -f "${DUMMY_CONSOLES[@]/#//dev/}" /dev/notatty99