From 78e9bb837c258ac0ec7712b3d612cc2f407e731e Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Wed, 12 Jun 2024 05:50:42 +0200
Subject: Merging upstream version 256.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 test/units/TEST-07-PID1.poll-limit.sh | 48 +++++++++++++++++++++++++++++++++++
 1 file changed, 48 insertions(+)
 create mode 100755 test/units/TEST-07-PID1.poll-limit.sh

(limited to 'test/units/TEST-07-PID1.poll-limit.sh')

diff --git a/test/units/TEST-07-PID1.poll-limit.sh b/test/units/TEST-07-PID1.poll-limit.sh
new file mode 100755
index 0000000..ca988b2
--- /dev/null
+++ b/test/units/TEST-07-PID1.poll-limit.sh
@@ -0,0 +1,48 @@
+#!/usr/bin/env bash
+# SPDX-License-Identifier: LGPL-2.1-or-later
+set -eux
+set -o pipefail
+
+systemd-analyze log-level debug
+
+cat >/run/systemd/system/floodme@.service <<EOF
+[Service]
+ExecStart=true
+EOF
+
+cat >/run/systemd/system/floodme.socket <<EOF
+[Socket]
+ListenStream=/tmp/floodme
+PollLimitIntervalSec=10s
+Accept=yes
+PollLimitBurst=3
+EOF
+
+systemctl daemon-reload
+systemctl start floodme.socket
+
+START=$(date +%s%N)
+
+# Trigger this 100 times in a flood
+for _ in {1..100}; do
+    logger -u /tmp/floodme foo &
+done
+
+# Let some time pass
+sleep 5
+
+END=$(date +%s%N)
+
+PASSED=$((END-START))
+
+# Calculate (round up) how many trigger events could have happened in the passed time
+MAXCOUNT=$(((PASSED+10000000000)*3/10000000000))
+
+# We started 100 connection attempts, but only 3 should have gone through, as per limit
+test "$(systemctl show -P NAccepted floodme.socket)" -le "$MAXCOUNT"
+
+systemctl stop floodme.socket floodme@*.service
+
+rm /run/systemd/system/floodme@.service /run/systemd/system/floodme.socket /tmp/floodme
+
+systemctl daemon-reload
-- 
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