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#!/usr/bin/env python3 | ||
# | ||
# Copyright (c) 2022, The OTNS Authors. | ||
# All rights reserved. | ||
# | ||
# Redistribution and use in source and binary forms, with or without | ||
# modification, are permitted provided that the following conditions are met: | ||
# 1. Redistributions of source code must retain the above copyright | ||
# notice, this list of conditions and the following disclaimer. | ||
# 2. Redistributions in binary form must reproduce the above copyright | ||
# notice, this list of conditions and the following disclaimer in the | ||
# documentation and/or other materials provided with the distribution. | ||
# 3. Neither the name of the copyright holder nor the | ||
# names of its contributors may be used to endorse or promote products | ||
# derived from this software without specific prior written permission. | ||
# | ||
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" | ||
# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | ||
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | ||
# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE | ||
# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR | ||
# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF | ||
# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS | ||
# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN | ||
# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) | ||
# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE | ||
# POSSIBILITY OF SUCH DAMAGE. | ||
# | ||
# OTNS Long Duration Stress test: | ||
# Simulate 4x8 nodes at max speed without injected traffic or failure for 1h, measure the execution (real) time. | ||
# Topology: | ||
# Router 4x8 | ||
# Fault Injections: | ||
# None | ||
# Pass Criteria: | ||
# Execution time <= 30s | ||
# | ||
import random | ||
import time | ||
import os | ||
from collections import Counter | ||
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from BaseStressTest import BaseStressTest | ||
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RADIO_RANGE = 200 | ||
XMAX = 300 | ||
YMAX = 300 | ||
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PACKET_LOSS_RATIO = 0.0 | ||
TOTAL_SIMULATION_TIME = 10 * 86400 * int(os.getenv("STRESS_LEVEL", "1")) | ||
MOVE_INTERVAL = 3600 | ||
PING_INTERVAL = 300 | ||
PING_DATA_SIZE = 64 | ||
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PING_TIMEOUT = 300*1000 # Unit: ms | ||
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assert TOTAL_SIMULATION_TIME // PING_INTERVAL <= 65535, "too many ping count" | ||
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class LongDurationStressTest(BaseStressTest): | ||
SUITE = 'long-duration' | ||
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def __init__(self): | ||
super(LongDurationStressTest, self).__init__("Long-Duration stress test", | ||
['Simulation Time', 'Execution Time', 'Speed Up'], ping_timeout=PING_TIMEOUT) | ||
self._cur_time = 0 | ||
self._last_ping_succ_time = {} | ||
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def rand_pos(self): | ||
return random.randint(0, XMAX), random.randint(0, YMAX) | ||
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def run(self): | ||
ns = self.ns | ||
ns.packet_loss_ratio = PACKET_LOSS_RATIO | ||
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router1 = ns.add("router", *self.rand_pos(), radio_range=RADIO_RANGE) | ||
router1_addr = self.expect_node_mleid(router1, 10) | ||
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router2 = ns.add("router", *self.rand_pos(), radio_range=RADIO_RANGE) | ||
med = ns.add("med", *self.rand_pos(), radio_range=RADIO_RANGE) | ||
ns.set_child_timeout(med, PING_INTERVAL * 3) | ||
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sed = ns.add("sed", *self.rand_pos(), radio_range=RADIO_RANGE) | ||
ns.set_poll_period(sed, 60) | ||
ns.set_child_timeout(sed, PING_INTERVAL * 3) | ||
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for nodeid in (med, sed): | ||
self._last_ping_succ_time[nodeid] = 0 | ||
ns.ping(nodeid, router1_addr, datasize=PING_DATA_SIZE, count=TOTAL_SIMULATION_TIME // PING_INTERVAL, | ||
interval=PING_INTERVAL) | ||
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t0 = time.time() | ||
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for _ in range(TOTAL_SIMULATION_TIME // MOVE_INTERVAL): | ||
self.ns.go(MOVE_INTERVAL) | ||
self._cur_time += MOVE_INTERVAL | ||
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self._collect_pings() | ||
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for nodeid in (router1, router2, med, sed): | ||
self.ns.move(nodeid, *self.rand_pos()) | ||
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duration = time.time() - t0 | ||
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self.result.append_row('%ds' % TOTAL_SIMULATION_TIME, '%ds' % duration, | ||
'%d' % (TOTAL_SIMULATION_TIME / duration)) | ||
self.result.fail_if(TOTAL_SIMULATION_TIME / duration < 3000, "Speed Up < 3000") | ||
self.result.fail_if(self._last_ping_succ_time[med] < self._cur_time - 86400, "MED not connected for a long time") | ||
self.result.fail_if(self._last_ping_succ_time[sed] < self._cur_time - 86400, "SED not connected for a long time") | ||
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def _collect_pings(self): | ||
for srcid, dstaddr, _, delay in self.ns.pings(): | ||
if delay >= PING_TIMEOUT: | ||
# ignore failed pings | ||
continue | ||
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self._last_ping_succ_time[srcid] = self._cur_time | ||
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if __name__ == '__main__': | ||
LongDurationStressTest().run() |
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