From 55944e5e40b1be2afc4855d8d2baf4b73d1876b5 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Wed, 10 Apr 2024 22:49:52 +0200
Subject: Adding upstream version 255.4.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 test/units/testsuite-21.sh | 110 +++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 110 insertions(+)
 create mode 100755 test/units/testsuite-21.sh

(limited to 'test/units/testsuite-21.sh')

diff --git a/test/units/testsuite-21.sh b/test/units/testsuite-21.sh
new file mode 100755
index 0000000..02673ab
--- /dev/null
+++ b/test/units/testsuite-21.sh
@@ -0,0 +1,110 @@
+#!/usr/bin/env bash
+# SPDX-License-Identifier: LGPL-2.1-or-later
+set -eux
+set -o pipefail
+
+# Save the end.service state before we start fuzzing, as it might get changed
+# on the fly by one of the fuzzers
+systemctl list-jobs | grep -F 'end.service' && SHUTDOWN_AT_EXIT=1 || SHUTDOWN_AT_EXIT=0
+
+# shellcheck disable=SC2317
+at_exit() {
+    set +e
+    # We have to call the end.service/poweroff explicitly even if it's specified on
+    # the kernel cmdline via systemd.wants=end.service, since dfuzzer calls
+    # org.freedesktop.systemd1.Manager.ClearJobs() which drops the service
+    # from the queue
+    if [[ $SHUTDOWN_AT_EXIT -ne 0 ]] && ! systemctl poweroff; then
+        # PID1 is down let's try to save the journal
+        journalctl --sync      # journal can be down as well so let's ignore exit codes here
+        systemctl -ff poweroff # sync() and reboot(RB_POWER_OFF)
+    fi
+}
+
+trap at_exit EXIT
+
+systemctl log-level info
+
+# FIXME: systemd-run doesn't play well with daemon-reexec
+# See: https://github.com/systemd/systemd/issues/27204
+sed -i '/\[org.freedesktop.systemd1\]/aorg.freedesktop.systemd1.Manager:Reexecute FIXME' /etc/dfuzzer.conf
+sed -i '/\[org.freedesktop.systemd1\]/aorg.freedesktop.systemd1.Manager:SoftReboot destructive' /etc/dfuzzer.conf
+
+# TODO
+#   * check for possibly newly introduced buses?
+BUS_LIST=(
+    org.freedesktop.home1
+    org.freedesktop.hostname1
+    org.freedesktop.import1
+    org.freedesktop.locale1
+    org.freedesktop.login1
+    org.freedesktop.machine1
+    org.freedesktop.portable1
+    org.freedesktop.resolve1
+    org.freedesktop.systemd1
+    org.freedesktop.timedate1
+)
+
+# systemd-oomd requires PSI
+if tail -n +1 /proc/pressure/{cpu,io,memory}; then
+    BUS_LIST+=(
+        org.freedesktop.oom1
+    )
+fi
+
+# Some services require specific conditions:
+#   - systemd-timesyncd can't run in a container
+#   - systemd-networkd can run in a container if it has CAP_NET_ADMIN capability
+if ! systemd-detect-virt --container; then
+    BUS_LIST+=(
+        org.freedesktop.network1
+        org.freedesktop.timesync1
+    )
+elif busctl introspect org.freedesktop.network1 / &>/dev/null; then
+    BUS_LIST+=(
+        org.freedesktop.network1
+    )
+fi
+
+SESSION_BUS_LIST=(
+    org.freedesktop.systemd1
+)
+
+# Maximum payload size generated by dfuzzer (in bytes) - default: 50K
+PAYLOAD_MAX=50000
+# Tweak the maximum payload size if we're running under sanitizers, since
+# with larger payloads we start hitting reply timeouts
+if [[ -v ASAN_OPTIONS || -v UBSAN_OPTIONS ]]; then
+    PAYLOAD_MAX=10000 # 10K
+fi
+
+# Overmount /var/lib/machines with a size-limited tmpfs, as fuzzing
+# the org.freedesktop.machine1 stuff makes quite a mess
+mount -t tmpfs -o size=50M tmpfs /var/lib/machines
+
+# Fuzz both the system and the session buses (where applicable)
+for bus in "${BUS_LIST[@]}"; do
+    echo "Bus: $bus (system)"
+    systemd-run --pipe --wait \
+                -- dfuzzer -b "$PAYLOAD_MAX" -n "$bus"
+
+    # Let's reload the systemd daemon to test (de)serialization as well
+    systemctl daemon-reload
+    # FIXME: explicitly trigger reexecute until systemd/systemd#27204 is resolved
+    systemctl daemon-reexec
+done
+
+umount /var/lib/machines
+
+for bus in "${SESSION_BUS_LIST[@]}"; do
+    echo "Bus: $bus (session)"
+    systemd-run --machine 'testuser@.host' --user --pipe --wait \
+                -- dfuzzer -b "$PAYLOAD_MAX" -n "$bus"
+
+    # Let's reload the systemd user daemon to test (de)serialization as well
+    systemctl --machine 'testuser@.host' --user daemon-reload
+    # FIXME: explicitly trigger reexecute until systemd/systemd#27204 is resolved
+    systemctl --machine 'testuser@.host' --user daemon-reexec
+done
+
+touch /testok
-- 
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