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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 07:24:22 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 07:24:22 +0000 |
commit | 45d6379135504814ab723b57f0eb8be23393a51d (patch) | |
tree | d4f2ec4acca824a8446387a758b0ce4238a4dffa /bin/tests/system/stress/tests_stress_update.py | |
parent | Initial commit. (diff) | |
download | bind9-upstream/1%9.16.44.tar.xz bind9-upstream/1%9.16.44.zip |
Adding upstream version 1:9.16.44.upstream/1%9.16.44upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | bin/tests/system/stress/tests_stress_update.py | 77 |
1 files changed, 77 insertions, 0 deletions
diff --git a/bin/tests/system/stress/tests_stress_update.py b/bin/tests/system/stress/tests_stress_update.py new file mode 100644 index 0000000..638cda0 --- /dev/null +++ b/bin/tests/system/stress/tests_stress_update.py @@ -0,0 +1,77 @@ +# Copyright (C) Internet Systems Consortium, Inc. ("ISC") +# +# SPDX-License-Identifier: MPL-2.0 +# +# This Source Code Form is subject to the terms of the Mozilla Public +# License, v. 2.0. If a copy of the MPL was not distributed with this +# file, you can obtain one at https://mozilla.org/MPL/2.0/. +# +# See the COPYRIGHT file distributed with this work for additional +# information regarding copyright ownership. + +import concurrent.futures +import os +import subprocess +import time +import dns.query +import dns.update + + +def rndc_loop(test_state, server): + rndc = os.getenv("RNDC") + port = os.getenv("CONTROLPORT") + + cmdline = [ + rndc, + "-c", + "../common/rndc.conf", + "-p", + port, + "-s", + server, + "reload", + ] + + while not test_state["finished"]: + subprocess.run(cmdline, check=False) + time.sleep(1) + + +def update_zone(test_state, zone, named_port): + server = "10.53.0.2" + for i in range(1000): + if test_state["finished"]: + return + update = dns.update.UpdateMessage(zone) + update.add(f"dynamic-{i}.{zone}", 300, "TXT", f"txt-{i}") + try: + response = dns.query.udp(update, server, 10, named_port) + assert response.rcode() == dns.rcode.NOERROR + except dns.exception.Timeout: + print(f"error: query timeout for {zone}") + + print(f"Update of {server} zone {zone} successful") + + +# If the test has run to completion without named crashing, it has succeeded. +def test_update_stress(named_port): + test_state = {"finished": False} + + with concurrent.futures.ThreadPoolExecutor() as executor: + executor.submit(rndc_loop, test_state, "10.53.0.3") + + updaters = [] + for i in range(5): + zone = f"zone00000{i}.example." + updaters.append(executor.submit(update_zone, test_state, zone, named_port)) + + # All the update_zone() tasks are expected to complete within 5 + # minutes. If they do not, we cannot assert immediately as that will + # cause the ThreadPoolExecutor context manager to wait indefinitely; + # instead, we first signal all tasks that it is time to exit and only + # check whether any task failed to finish within 5 minutes outside of + # the ThreadPoolExecutor context manager. + unfinished_tasks = concurrent.futures.wait(updaters, timeout=300).not_done + test_state["finished"] = True + + assert not unfinished_tasks |