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Commit Graph

179 Commits

Author SHA1 Message Date
Stefano Brivio
808ab390a0 test/lib/test: Introduce 'def' directive for frequently used patterns
For distribution tests, we'll repeat some tests frequently. Add a
'def' directive that starts a block, ended by 'endef', whose
execution can then be triggered by simply giving its name as a
directive itself.

Signed-off-by: Stefano Brivio <sbrivio@redhat.com>
2022-01-28 02:05:19 +01:00
Stefano Brivio
8ca491e7c0 test/lib/term: Allow for a wider variety of prompt characters in pane_wait()
We might have highlighting and slightly different prompts across
different distributions, allow a more reasonable set of prompt
strings to be accepted as prompts.

Signed-off-by: Stefano Brivio <sbrivio@redhat.com>
2022-01-28 02:05:19 +01:00
Stefano Brivio
fb6fa99ca3 test/lib/video: Drop -preset ultrafast from ffmpeg arguments
It's not really needed on a reasonably powered CPU, and makes the
video contents way less readable.

Signed-off-by: Stefano Brivio <sbrivio@redhat.com>
2022-01-26 16:30:59 +01:00
Stefano Brivio
4ac48b6eff test/lib/setup: Don't rely on IFS to properly separate qemu arguments
...this gets needlessly annoying while playing with test cases.

Signed-off-by: Stefano Brivio <sbrivio@redhat.com>
2022-01-26 16:30:59 +01:00
Stefano Brivio
b8307a0a88 perf/passt_udp: Lower failure throughput thresholds with big MTUs
The throughput results in this test look quite variable, slightly
lower figures look reasonable anyway.

Signed-off-by: Stefano Brivio <sbrivio@redhat.com>
2022-01-26 16:30:59 +01:00
Stefano Brivio
c48758bec6 test/two_guests: Drop stray spaces after sleep directives
Signed-off-by: Stefano Brivio <sbrivio@redhat.com>
2022-01-26 16:30:59 +01:00
Stefano Brivio
6910c1ef28 demo/pasta: Don't wait for pasta to return to a prompt
Debug information might be printed after a prompt is seen,
just wait those 3 seconds and be done with it.

Signed-off-by: Stefano Brivio <sbrivio@redhat.com>
2022-01-26 16:30:59 +01:00
Stefano Brivio
a77c5ef93a README, perf_report: Markdown and CSS fixes
Updating md2html on the server needs a few adjustments.

Signed-off-by: Stefano Brivio <sbrivio@redhat.com>
2021-10-22 14:52:47 +02:00
Stefano Brivio
2d75a3d71c test/two_guests: Fix sleep command for DAD
An inline comment prefixed by a space doesn't mean the space
is dropped, and sleep(1) will get a blank in its argument.

Move the comment on its own line.

Signed-off-by: Stefano Brivio <sbrivio@redhat.com>
2021-10-21 20:10:23 +02:00
Stefano Brivio
e934da3c81 test/two_guests: Let the guests end DAD before starting the DHCPv6 client
They'll start DAD as we bring up the interface, and the DHCPv6
client might be unreasonably delayed if we start it too early.

Signed-off-by: Stefano Brivio <sbrivio@redhat.com>
2021-10-21 17:54:03 +02:00
Stefano Brivio
627e18fa8a passt: Add cppcheck target, test, and address resulting warnings
...mostly false positives, but a number of very relevant ones too,
in tcp_get_sndbuf(), tcp_conn_from_tap(), and siphash PREAMBLE().

Signed-off-by: Stefano Brivio <sbrivio@redhat.com>
2021-10-21 09:41:13 +02:00
Stefano Brivio
c3f8e4d2cd test/perf: Actually load passt enough to test UDP performance
With recent improvements, we're not CPU-bound at all while testing
UDP performance. Give the VM more memory and CPUs, forward two
additional ports, start up to four threads in parallel, and give
single iperf3 threads higher bandwidth targets.

Signed-off-by: Stefano Brivio <sbrivio@redhat.com>
2021-10-21 04:54:05 +02:00
Stefano Brivio
1f3d6f96b5 test/lib/test: Wait a bit longer before terminating iperf3 processes
Sometimes tests run a few seconds longer than expected, wait a few
more seconds.

Signed-off-by: Stefano Brivio <sbrivio@redhat.com>
2021-10-21 04:51:39 +02:00
Stefano Brivio
6257a2752e test/perf: Try sourcing maximum scaling frequency from cpufreq
On most recent CPUs, that's a better indication of all-core turbo
frequency, or non-turbo frequency, than /proc/cpuinfo.

Signed-off-by: Stefano Brivio <sbrivio@redhat.com>
2021-10-21 01:24:22 +02:00
Stefano Brivio
12cfa6444c passt: Add clang-tidy Makefile target and test, take care of warnings
Most are just about style and form, but a few were actually
serious mistakes (NDP-related).

Signed-off-by: Stefano Brivio <sbrivio@redhat.com>
2021-10-20 08:34:22 +02:00
Stefano Brivio
7f1e7019cb test/demo: Don't wait for # after pasta is started by perf report
Signed-off-by: Stefano Brivio <sbrivio@redhat.com>
2021-10-20 08:34:22 +02:00
Stefano Brivio
087b5f4dbb LICENSES: Add license text files, add missing notices, fix SPDX tags
SPDX tags don't replace license files. Some notices were missing and
some tags were not according to the SPDX specification, too.

Now reuse --lint from the REUSE tool (https://reuse.software/) passes.

Reported-by: Martin Hauke <mardnh@gmx.de>
Signed-off-by: Stefano Brivio <sbrivio@redhat.com>
2021-10-20 08:29:30 +02:00
Stefano Brivio
f154a0489a Makefile: Install man pages to /usr/share/man instead of /usr/man
Reported-by: Martin Hauke <mardnh@gmx.de>
Signed-off-by: Stefano Brivio <sbrivio@redhat.com>
2021-10-20 08:29:30 +02:00
Stefano Brivio
9df5027129 perf/passt_udp: Don't overshoot UDP bandwidth excessively on larger MTUs
...performance with 64KiB MTUs might look worse than with 9000bytes
on some configurations.

Signed-off-by: Stefano Brivio <sbrivio@redhat.com>
2021-10-19 09:30:42 +02:00
Stefano Brivio
7aaff3387a perf/passt_tcp: Don't exceed typical L3 cache sizes with buffers
...we might see misleading rate drops with larger MTUs otherwise.

Signed-off-by: Stefano Brivio <sbrivio@redhat.com>
2021-10-19 09:28:44 +02:00
Stefano Brivio
e8ac8a3b7c test/perf: Use CPU frequency from /proc/cpuinfo instead of cpupower(1)
Get it to work also in nested virtualisation environments.

Signed-off-by: Stefano Brivio <sbrivio@redhat.com>
2021-10-19 09:25:29 +02:00
Stefano Brivio
6231422dfb demo/pasta: Swap init>ns and ns>init flows
...make those short performance tests actually match table headers.

Signed-off-by: Stefano Brivio <sbrivio@redhat.com>
2021-10-15 20:46:17 +02:00
Stefano Brivio
f318174a93 test: Drop debugging left-overs in lib/util
Signed-off-by: Stefano Brivio <sbrivio@redhat.com>
2021-10-14 13:15:12 +02:00
Giuseppe Scrivano
9a175cc2ce pasta: Allow specifying paths and names of namespaces
Based on a patch from Giuseppe Scrivano, this adds the ability to:

- specify paths and names of target namespaces to join, instead of
  a PID, also for user namespaces, with --userns

- request to join or create a network namespace only, without
  entering or creating a user namespace, with --netns-only

- specify the base directory for netns mountpoints, with --nsrun-dir

Signed-off-by: Giuseppe Scrivano <gscrivan@redhat.com>
[sbrivio: reworked logic to actually join the given namespaces when
 they're not created, implemented --netns-only and --nsrun-dir,
 updated pasta demo script and man page]
Signed-off-by: Stefano Brivio <sbrivio@redhat.com>
2021-10-07 04:05:15 +02:00
Stefano Brivio
a26722b875 test/lib/term: Export PCAP and DEBUG variables for tmux sessions globally
Otherwise, this would depend on the local tmux configuration.

Signed-off-by: Stefano Brivio <sbrivio@redhat.com>
2021-10-05 20:02:03 +02:00
Stefano Brivio
8ec5adc989 test/lib/setup: Increase --max-stackframe in commented-out valgrind command
...so that I don't keep fighting with this for pasta clone() calls.

Signed-off-by: Stefano Brivio <sbrivio@redhat.com>
2021-10-05 20:02:03 +02:00
Stefano Brivio
529b245d2b demo/pasta: Enter the right directory before issuing perf report -g
Signed-off-by: Stefano Brivio <sbrivio@redhat.com>
2021-10-04 22:21:21 +02:00
Stefano Brivio
4e5129719d test: Record CI and demo videos in Xvfb by default, fix demo setup sequence
Signed-off-by: Stefano Brivio <sbrivio@redhat.com>
2021-09-29 16:45:26 +02:00
Stefano Brivio
061519b562 test: Add CI/demo scripts
Not really quick, definitely dirty.

Signed-off-by: Stefano Brivio <sbrivio@redhat.com>
2021-09-27 15:10:35 +02:00