| 1 | # Copyright (c) 2017 Jonathan Rajotte-Julien <jonathan.rajotte-julien@efficios.com> |
| 2 | # |
| 3 | # Permission is hereby granted, free of charge, to any person obtaining a copy |
| 4 | # of this software and associated documentation files (the "Software"), to deal |
| 5 | # in the Software without restriction, including without limitation the rights |
| 6 | # to use, copy, modify, merge, publish, distribute, sublicense, and/or sell |
| 7 | # copies of the Software, and to permit persons to whom the Software is |
| 8 | # furnished to do so, subject to the following conditions: |
| 9 | # |
| 10 | # The above copyright notice and this permission notice shall be included in all |
| 11 | # copies or substantial portions of the Software. |
| 12 | # |
| 13 | # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| 14 | # IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| 15 | # FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
| 16 | # AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| 17 | # LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
| 18 | # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE |
| 19 | # SOFTWARE. |
| 20 | |
| 21 | import pytest |
| 22 | import os |
| 23 | import shutil |
| 24 | import time |
| 25 | import socket |
| 26 | |
| 27 | import lttng_ivc.utils.ProjectFactory as ProjectFactory |
| 28 | import lttng_ivc.utils.utils as utils |
| 29 | import lttng_ivc.utils.runtime as Run |
| 30 | import lttng_ivc.settings as Settings |
| 31 | |
| 32 | """ |
| 33 | TODO: Add Command header section |
| 34 | """ |
| 35 | |
| 36 | """ |
| 37 | First member: babeltrace label |
| 38 | Second member: tools label |
| 39 | """ |
| 40 | test_matrix_live = [ |
| 41 | pytest.param("babeltrace-1.3", "lttng-tools-2.7", marks=pytest.mark.xfail(reason="Flaky test or Flaky babeltrace. Is under investigation")), |
| 42 | pytest.param("babeltrace-1.3", "lttng-tools-2.8", marks=pytest.mark.xfail(reason="Flaky test or Flaky babeltrace. Is under investigation")), |
| 43 | pytest.param("babeltrace-1.3", "lttng-tools-2.9", marks=pytest.mark.xfail(reason="Flaky test or Flaky babeltrace. Is under investigation")), |
| 44 | pytest.param("babeltrace-1.3", "lttng-tools-2.10", marks=pytest.mark.xfail(reason="Flaky test or Flaky babeltrace. Is under investigation")), |
| 45 | ("babeltrace-1.4", "lttng-tools-2.7"), |
| 46 | ("babeltrace-1.4", "lttng-tools-2.8"), |
| 47 | ("babeltrace-1.4", "lttng-tools-2.9"), |
| 48 | ("babeltrace-1.4", "lttng-tools-2.10"), |
| 49 | ("babeltrace-1.5", "lttng-tools-2.7"), |
| 50 | ("babeltrace-1.5", "lttng-tools-2.8"), |
| 51 | ("babeltrace-1.5", "lttng-tools-2.9"), |
| 52 | ("babeltrace-1.5", "lttng-tools-2.10"), |
| 53 | ] |
| 54 | |
| 55 | runtime_matrix_live = [] |
| 56 | |
| 57 | if not Settings.test_only: |
| 58 | runtime_matrix_live = test_matrix_live |
| 59 | else: |
| 60 | for tup in test_matrix_live: |
| 61 | if (tup[0] in Settings.test_only or tup[1] in |
| 62 | Settings.test_only): |
| 63 | runtime_matrix_live.append(tup) |
| 64 | |
| 65 | |
| 66 | @pytest.mark.parametrize("babeltrace_l,tools_l", runtime_matrix_live) |
| 67 | def test_babeltrace_live(tmpdir, babeltrace_l, tools_l): |
| 68 | |
| 69 | nb_loop = 100 |
| 70 | nb_expected_events = 100 |
| 71 | |
| 72 | babeltrace = ProjectFactory.get_precook(babeltrace_l) |
| 73 | tools = ProjectFactory.get_precook(tools_l) |
| 74 | |
| 75 | runtime_path = os.path.join(str(tmpdir), "runtime") |
| 76 | app_path = os.path.join(str(tmpdir), "app") |
| 77 | session_name = "trace" |
| 78 | |
| 79 | with Run.get_runtime(runtime_path) as runtime: |
| 80 | runtime.add_project(tools) |
| 81 | runtime.add_project(babeltrace) |
| 82 | |
| 83 | shutil.copytree(Settings.apps_gen_events_folder, app_path) |
| 84 | runtime.run("make V=1", cwd=app_path) |
| 85 | |
| 86 | relayd, ctrl_port, data_port, live_port = utils.relayd_spawn(runtime) |
| 87 | sessiond = utils.sessiond_spawn(runtime) |
| 88 | |
| 89 | hostname = socket.gethostname() |
| 90 | url_babeltrace = "net://localhost:{}/host/{}/{}".format(live_port, hostname, session_name) |
| 91 | url = "net://localhost:{}:{}".format(ctrl_port, data_port) |
| 92 | |
| 93 | # Create session using mi to get path and session name |
| 94 | runtime.run('lttng create --set-url={} {} --live'.format(url, session_name)) |
| 95 | |
| 96 | runtime.run('lttng enable-event -u tp:tptest') |
| 97 | |
| 98 | # From now on babeltrace should be able to hook itself up. |
| 99 | # Synchronization point is done via relayd log |
| 100 | p_babeltrace = runtime.spawn_subprocess("babeltrace -i lttng-live {}".format(url_babeltrace)) |
| 101 | |
| 102 | # TODO: Move to settings |
| 103 | timeout = 60 |
| 104 | # TODO: Move to settings |
| 105 | # Make sure that babeltrace did hook itself or at least tried to. |
| 106 | synchro_text = "Version check done using protocol" |
| 107 | listening = False |
| 108 | for i in range(timeout): |
| 109 | log = runtime.get_subprocess_stderr_path(relayd) |
| 110 | if utils.file_contains(log, synchro_text): |
| 111 | listening = True |
| 112 | break |
| 113 | time.sleep(1) |
| 114 | |
| 115 | if not listening: |
| 116 | raise Exception("Babeltrace live is not listening after timeout") |
| 117 | |
| 118 | runtime.run('lttng start') |
| 119 | |
| 120 | # Run application |
| 121 | cmd = './app {}'.format(nb_loop) |
| 122 | runtime.run(cmd, cwd=app_path) |
| 123 | |
| 124 | # Stop tracing |
| 125 | runtime.run('lttng stop') |
| 126 | runtime.run('lttng destroy -a') |
| 127 | |
| 128 | # Make sure babeltrace is done reading |
| 129 | runtime.subprocess_wait(p_babeltrace) |
| 130 | |
| 131 | runtime.subprocess_terminate(sessiond) |
| 132 | runtime.subprocess_terminate(relayd) |
| 133 | |
| 134 | # Check the output from babeltrace |
| 135 | cp_out = runtime.get_subprocess_stdout_path(p_babeltrace) |
| 136 | assert(utils.line_count(cp_out) == nb_expected_events) |