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author | Maciej Żenczykowski <maze@google.com> | 2021-04-02 09:26:53 +0000 |
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committer | Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com> | 2021-04-02 09:26:53 +0000 |
commit | 0fbfcc618389330e790694320e24f29e8318faef (patch) | |
tree | 8fe8519e77b4bfbc9d808dedce73282632fdb1eb | |
parent | 690616707811c607cdf11c4b373c92bf7a284c14 (diff) | |
parent | 2cd9b420781b7f10e5620234280384ba78169d01 (diff) | |
download | tests-0fbfcc618389330e790694320e24f29e8318faef.tar.gz |
net-test: add test for congestion control sysctls am: 2cd9b42078
Original change: https://android-review.googlesource.com/c/kernel/tests/+/1650427
Change-Id: I927b33c792e0cbd41f706bf9f652308fc933268d
-rwxr-xr-x | net/test/sysctls_test.py | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/net/test/sysctls_test.py b/net/test/sysctls_test.py new file mode 100755 index 0000000..4b71f39 --- /dev/null +++ b/net/test/sysctls_test.py @@ -0,0 +1,43 @@ +#!/usr/bin/python +# +# Copyright 2021 The Android Open Source Project +# +# Licensed under the Apache License, Version 2.0 (the "License"); +# you may not use this file except in compliance with the License. +# You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, +# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +# See the License for the specific language governing permissions and +# limitations under the License. + +import unittest + +import net_test + + +class SysctlsTest(net_test.NetworkTest): + + def check(self, f): + algs = open(f).readline().strip().split(' ') + bad_algs = [a for a in algs if a not in ['bbr', 'bbr2', 'cubic', 'reno']] + msg = ("Obsolete TCP congestion control algorithm found. These " + "algorithms will decrease real-world networking performance for " + "users and must be disabled. Found: %s" % bad_algs) + self.assertEqual(bad_algs, [], msg) + + def testAllowedCongestionControl(self): + self.check('/proc/sys/net/ipv4/tcp_allowed_congestion_control') + + def testAvailableCongestionControl(self): + self.check('/proc/sys/net/ipv4/tcp_available_congestion_control') + + def testCongestionControl(self): + self.check('/proc/sys/net/ipv4/tcp_congestion_control') + + +if __name__ == "__main__": + unittest.main() |