From 40806a5f552c8d223d1d7ff1878dcf57e4d817c5 Mon Sep 17 00:00:00 2001

From: Yu Watanabe <watanabe.yu+github@gmail.com>

Date: Wed, 1 Jun 2022 08:56:08 +0900

Subject: [PATCH] test: import logind test from debian/ubuntu test suite

(cherry picked from commit 9c94ab0f6ff22da4278a6e9a93ddc480607c55ac)

Related: #2087652

---

 test/TEST-35-LOGIN/Makefile     |   1 +

 test/TEST-35-LOGIN/test.sh      |  10 +

 test/test-functions             |   8 +

 test/units/testsuite-35.service |  10 +

 test/units/testsuite-35.sh      | 379 ++++++++++++++++++++++++++++++++

 5 files changed, 408 insertions(+)

 create mode 120000 test/TEST-35-LOGIN/Makefile

 create mode 100755 test/TEST-35-LOGIN/test.sh

 create mode 100644 test/units/testsuite-35.service

 create mode 100755 test/units/testsuite-35.sh

diff --git a/test/TEST-35-LOGIN/Makefile b/test/TEST-35-LOGIN/Makefile

new file mode 120000

index 0000000000..e9f93b1104

--- /dev/null

+++ b/test/TEST-35-LOGIN/Makefile

@@ -0,0 +1 @@

+../TEST-01-BASIC/Makefile

\ No newline at end of file

diff --git a/test/TEST-35-LOGIN/test.sh b/test/TEST-35-LOGIN/test.sh

new file mode 100755

index 0000000000..9762410fa3

--- /dev/null

+++ b/test/TEST-35-LOGIN/test.sh

@@ -0,0 +1,10 @@

+#!/usr/bin/env bash

+# SPDX-License-Identifier: LGPL-2.1-or-later

+set -e

+

+TEST_DESCRIPTION="LOGIN"

+

+# shellcheck source=test/test-functions

+. "${TEST_BASE_DIR:?}/test-functions"

+

+do_test "$@"

diff --git a/test/test-functions b/test/test-functions

index 98efd047d7..d71e2a3328 100644

--- a/test/test-functions

+++ b/test/test-functions

@@ -165,10 +165,12 @@ BASICTOOLS=(

     mv

     nc

     nproc

+    pkill

     readlink

     rev

     rm

     rmdir

+    rmmod

     sed

     seq

     setfattr

@@ -193,6 +195,8 @@ BASICTOOLS=(

     umount

     uname

     unshare

+    useradd

+    userdel

     wc

     xargs

     xzcat

@@ -921,6 +925,8 @@ install_modules() {

     instmods vfat

     instmods nls_ascii =nls

     instmods dummy

+    # for TEST-35-LOGIN

+    instmods scsi_debug uinput

     if get_bool "$LOOKS_LIKE_SUSE"; then

         instmods ext4

@@ -1702,6 +1708,8 @@ install_basic_tools() {

     image_install -o sushell

     # in Debian ldconfig is just a shell script wrapper around ldconfig.real

     image_install -o ldconfig.real

+    # for TEST-35-LOGIN

+    image_install -o evemu-device evemu-event

 }

 install_debug_tools() {

diff --git a/test/units/testsuite-35.service b/test/units/testsuite-35.service

new file mode 100644

index 0000000000..556a57a384

--- /dev/null

+++ b/test/units/testsuite-35.service

@@ -0,0 +1,10 @@

+# SPDX-License-Identifier: LGPL-2.1-or-later

+[Unit]

+Description=TEST-35-LOGIN

+

+[Service]

+ExecStartPre=rm -f /failed /testok

+ExecStart=/usr/lib/systemd/tests/testdata/units/%N.sh

+StandardOutput=journal+console

+StandardError=journal+console

+Type=oneshot

diff --git a/test/units/testsuite-35.sh b/test/units/testsuite-35.sh

new file mode 100755

index 0000000000..0a7198c3fe

--- /dev/null

+++ b/test/units/testsuite-35.sh

@@ -0,0 +1,379 @@

+#!/usr/bin/env bash

+# SPDX-License-Identifier: LGPL-2.1-or-later

+set -eux

+set -o pipefail

+

+test_enable_debug() {

+    mkdir -p /run/systemd/system/systemd-logind.service.d

+    cat >/run/systemd/system/systemd-logind.service.d/debug.conf <

+[Service]

+Environment=SYSTEMD_LOG_LEVEL=debug

+EOF

+    systemctl daemon-reload

+}

+

+test_properties() {

+    mkdir -p /run/systemd/logind.conf.d

+

+    cat >/run/systemd/logind.conf.d/kill-user-processes.conf <

+[Login]

+KillUserProcesses=no

+EOF

+

+    systemctl restart systemd-logind.service

+    r=$(busctl get-property org.freedesktop.login1 /org/freedesktop/login1 org.freedesktop.login1.Manager KillUserProcesses)

+    if [[ "$r" != "b false" ]]; then

+        echo "Unexpected KillUserProcesses property '$r', expected='b false'" >&2

+        exit 1

+    fi

+

+    cat >/run/systemd/logind.conf.d/kill-user-processes.conf <

+[Login]

+KillUserProcesses=yes

+EOF

+

+    systemctl restart systemd-logind.service

+    r=$(busctl get-property org.freedesktop.login1 /org/freedesktop/login1 org.freedesktop.login1.Manager KillUserProcesses)

+    if [[ "$r" != "b true" ]]; then

+        echo "Unexpected KillUserProcesses property '$r', expected='b true'" >&2

+        exit 1

+    fi

+

+    rm -rf /run/systemd/logind.conf.d

+}

+

+test_started() {

+    systemctl restart systemd-logind.service

+

+    # should start at boot, not with D-BUS activation

+    LOGINDPID=$(systemctl show systemd-logind.service -p ExecMainPID --value)

+

+    # loginctl should succeed

+    loginctl --no-pager

+}

+

+# args: <timeout>

+wait_suspend() {

+    timeout="$1"

+    while [[ $timeout -gt 0 && ! -e /run/suspend.flag ]]; do

+        sleep 1

+        timeout=$((timeout - 1))

+    done

+    if [[ ! -e /run/suspend.flag ]]; then

+        echo "closing lid did not cause suspend" >&2

+        exit 1

+    fi

+    rm /run/suspend.flag

+}

+

+test_suspend_tear_down() {

+    set +e

+

+    kill "$KILL_PID"

+}

+

+test_suspend_on_lid() {

+    if systemd-detect-virt --quiet --container; then

+        echo "Skipping suspend test in container"

+        return

+    fi

+    if ! grep -s -q mem /sys/power/state; then

+        echo "suspend not supported on this testbed, skipping"

+        return

+    fi

+    if ! command -v evemu-device &>/dev/null; then

+        echo "command evemu-device not found, skipping"

+        return

+    fi

+    if ! command -v evemu-event &>/dev/null; then

+        echo "command evemu-event not found, skipping"

+        return

+    fi

+

+    KILL_PID=

+    trap test_suspend_tear_down EXIT

+

+    # create fake suspend

+    mkdir -p /run/systemd/system/systemd-suspend.service.d

+    cat >/run/systemd/system/systemd-suspend.service.d/override.conf <

+[Service]

+ExecStart=

+ExecStart=touch /run/suspend.flag

+EOF

+    systemctl daemon-reload

+

+    # create fake lid switch

+    mkdir -p /run/udev/rules.d

+    cat >/run/udev/rules.d/70-logindtest-lid.rules <

+SUBSYSTEM=="input", KERNEL=="event*", ATTRS{name}=="Fake Lid Switch", TAG+="power-switch"

+EOF

+    udevadm control --reload

+

+    cat >/run/lidswitch.evemu <

+# EVEMU 1.2

+# Input device name: "Lid Switch"

+# Input device ID: bus 0x19 vendor 0000 product 0x05 version 0000

+# Supported events:

+#   Event type 0 (EV_SYN)

+#     Event code 0 (SYN_REPORT)

+#     Event code 5 (FF_STATUS_MAX)

+#   Event type 5 (EV_SW)

+#     Event code 0 (SW_LID)

+# Properties:

+N: Fake Lid Switch

+I: 0019 0000 0005 0000

+P: 00 00 00 00 00 00 00 00

+B: 00 21 00 00 00 00 00 00 00

+B: 01 00 00 00 00 00 00 00 00

+B: 01 00 00 00 00 00 00 00 00

+B: 01 00 00 00 00 00 00 00 00

+B: 01 00 00 00 00 00 00 00 00

+B: 01 00 00 00 00 00 00 00 00

+B: 01 00 00 00 00 00 00 00 00

+B: 01 00 00 00 00 00 00 00 00

+B: 01 00 00 00 00 00 00 00 00

+B: 01 00 00 00 00 00 00 00 00

+B: 01 00 00 00 00 00 00 00 00

+B: 01 00 00 00 00 00 00 00 00

+B: 01 00 00 00 00 00 00 00 00

+B: 02 00 00 00 00 00 00 00 00

+B: 03 00 00 00 00 00 00 00 00

+B: 04 00 00 00 00 00 00 00 00

+B: 05 01 00 00 00 00 00 00 00

+B: 11 00 00 00 00 00 00 00 00

+B: 12 00 00 00 00 00 00 00 00

+B: 15 00 00 00 00 00 00 00 00

+B: 15 00 00 00 00 00 00 00 00

+EOF

+

+    evemu-device /run/lidswitch.evemu &

+    KILL_PID="$!"

+

+    for ((i=0;i<20;i++)); do

+        if (( i != 0 )); then sleep .5; fi

+

+        INPUT_NAME=$(grep -l '^Fake Lid Switch' /sys/class/input/*/device/name || :)

+        if [[ -n "$INPUT_NAME" ]]; then break; fi

+    done

+    if [[ -z "$INPUT_NAME" ]]; then

+        echo "cannot find fake lid switch." >&2

+        exit 1

+    fi

+    INPUT_NAME=${INPUT_NAME%/device/name}

+    LID_DEV=/dev/${INPUT_NAME#/sys/class/}

+    udevadm info --wait-for-initialization=10s "$LID_DEV"

+    udevadm settle

+

+    # close lid

+    evemu-event "$LID_DEV" --sync --type 5 --code 0 --value 1

+    # need to wait for 30s suspend inhibition after boot

+    wait_suspend 31

+    # open lid again

+    evemu-event "$LID_DEV" --sync --type 5 --code 0 --value 0

+

+    # waiting for 30s inhibition time between suspends

+    sleep 30

+

+    # now closing lid should cause instant suspend

+    evemu-event "$LID_DEV" --sync --type 5 --code 0 --value 1

+    wait_suspend 2

+    evemu-event "$LID_DEV" --sync --type 5 --code 0 --value 0

+

+    P=$(systemctl show systemd-logind.service -p ExecMainPID --value)

+    if [[ "$P" != "$LOGINDPID" ]]; then

+        echo "logind crashed" >&2

+        exit 1

+    fi

+

+    test_suspend_tear_down

+    trap - EXIT

+}

+

+test_shutdown() {

+    # scheduled shutdown with wall message

+    shutdown 2>&1

+    sleep 5

+    shutdown -c || :

+    # logind should still be running

+    P=$(systemctl show systemd-logind.service -p ExecMainPID --value)

+    if [[ "$P" != "$LOGINDPID" ]]; then

+        echo "logind crashed" >&2

+        exit 1

+    fi

+

+    # scheduled shutdown without wall message

+    shutdown --no-wall 2>&1

+    sleep 5

+    shutdown -c --no-wall || true

+    P=$(systemctl show systemd-logind.service -p ExecMainPID --value)

+    if [[ "$P" != "$LOGINDPID" ]]; then

+        echo "logind crashed" >&2

+        exit 1

+    fi

+}

+

+test_session_tear_down() {

+    set +e

+

+    rm -f /run/udev/rules.d/70-logindtest-scsi_debug-user.rules

+    udevadm control --reload

+

+    systemctl stop getty@tty2.service

+    rm -rf /run/systemd/system/getty@tty2.service.d

+    systemctl daemon-reload

+

+    pkill -u logind-test-user

+    userdel logind-test-user

+

+    rmmod scsi_debug

+}

+

+check_session() {

+    loginctl

+    if [[ $(loginctl --no-legend | grep -c "logind-test-user") != 1 ]]; then

+        echo "no session or multile sessions for logind-test-user." >&2

+        return 1

+    fi

+

+    SEAT=$(loginctl --no-legend | grep 'logind-test-user *seat' | awk '{ print $4 }')

+    if [[ -z "$SEAT" ]]; then

+        echo "no seat found for user logind-test-user" >&2

+        return 1

+    fi

+

+    SESSION=$(loginctl --no-legend | grep "logind-test-user" | awk '{ print $1 }')

+    if [[ -z "$SESSION" ]]; then

+        echo "no session found for user logind-test-user" >&2

+        return 1

+    fi

+

+    loginctl session-status "$SESSION"

+    loginctl session-status "$SESSION" | grep -q "Unit: session-${SESSION}\.scope"

+    LEADER_PID=$(loginctl session-status "$SESSION" | grep "Leader:" | awk '{ print $2 }')

+    if [[ -z "$LEADER_PID" ]]; then

+        echo "cannot found leader process for session $SESSION" >&2

+        return 1

+    fi

+

+    # cgroup v1: "1:name=systemd:/user.slice/..."; unified hierarchy: "0::/user.slice"

+    if ! grep -q -E '(name=systemd|^0:):.*session.*scope' /proc/"$LEADER_PID"/cgroup; then

+        echo "FAIL: process $LEADER_PID is not in the session cgroup" >&2

+        cat /proc/self/cgroup

+        return 1

+    fi

+}

+

+test_session() {

+    if systemd-detect-virt --quiet --container; then

+        echo " * Skipping ACL tests in container"

+        return

+    fi

+

+    trap test_session_tear_down EXIT

+

+    # add user

+    useradd -s /bin/bash logind-test-user

+

+    # login with the test user to start a session

+    mkdir -p /run/systemd/system/getty@tty2.service.d

+    cat >/run/systemd/system/getty@tty2.service.d/override.conf <

+[Service]

+Type=simple

+ExecStart=

+ExecStart=-/sbin/agetty --autologin logind-test-user --noclear %I $TERM

+EOF

+    systemctl daemon-reload

+    systemctl start getty@tty2.service

+

+    # check session

+    ret=1

+    for ((i=0;i<30;i++)); do

+        if (( i != 0)); then sleep 1; fi

+        if check_session; then

+            ret=0

+            break

+        fi

+    done

+    if [[ "$ret" == "1" ]]; then

+        exit 1

+    fi

+

+    # scsi_debug should not be loaded yet

+    if [[ -d /sys/bus/pseudo/drivers/scsi_debug ]]; then

+        echo "scsi_debug module is already loaded." >&2

+        exit 1

+    fi

+

+    # we use scsi_debug to create new devices which we can put ACLs on

+    # tell udev about the tagging, so that logind can pick it up

+    mkdir -p /run/udev/rules.d

+    cat >/run/udev/rules.d/70-logindtest-scsi_debug-user.rules <

+SUBSYSTEM=="block", ATTRS{model}=="scsi_debug*", TAG+="uaccess"

+EOF

+    udevadm control --reload

+

+    # coldplug: logind started with existing device

+    systemctl stop systemd-logind.service

+    modprobe scsi_debug

+    for ((i=0;i<30;i++)); do

+        if (( i != 0)); then sleep 1; fi

+        if dev=/dev/$(ls /sys/bus/pseudo/drivers/scsi_debug/adapter*/host*/target*/*:*/block 2>/dev/null); then

+            break

+        fi

+    done

+    if [[ ! -b "$dev" ]]; then

+        echo "cannot find suitable scsi block device" >&2

+        exit 1

+    fi

+    udevadm settle

+    udevadm info "$dev"

+

+    # trigger logind and activate session

+    loginctl activate "$SESSION"

+

+    # check ACL

+    sleep 1

+    if ! getfacl -p "$dev" | grep -q "user:logind-test-user:rw-"; then

+        echo "$dev has no ACL for user logind-test-user" >&2

+        getfacl -p "$dev" >&2

+        exit 1

+    fi

+

+    # hotplug: new device appears while logind is running

+    rmmod scsi_debug

+    modprobe scsi_debug

+    for ((i=0;i<30;i++)); do

+        if (( i != 0)); then sleep 1; fi

+        if dev=/dev/$(ls /sys/bus/pseudo/drivers/scsi_debug/adapter*/host*/target*/*:*/block 2>/dev/null); then

+            break

+        fi

+    done

+    if [[ ! -b "$dev" ]]; then

+        echo "cannot find suitable scsi block device" >&2

+        exit 1

+    fi

+    udevadm settle

+

+    # check ACL

+    sleep 1

+    if ! getfacl -p "$dev" | grep -q "user:logind-test-user:rw-"; then

+        echo "$dev has no ACL for user logind-test-user" >&2

+        getfacl -p "$dev" >&2

+        exit 1

+    fi

+

+    test_session_tear_down

+    trap - EXIT

+}

+

+: >/failed

+

+test_enable_debug

+test_properties

+test_started

+test_suspend_on_lid

+test_shutdown

+test_session

+

+touch /testok

+rm /failed