lttng_ivc/tests/ust_app_tools_update/test_ust_app_vs_ust_tools.py

   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 signal
  25 import subprocess
  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
  34 FC: Fully Compatible
  35 BC: Feature of the smallest version number will works.
  36 TU: Tracing unavailable
  37
  38 """
  39
  40 """
  41 First tuple member: lttng-ust label
  42 Second tuple member: lttng-tool label
  43 Third tuple member: expected scenario
  44 """
  45
  46 event_registration_error = "Error: UST app recv reg unsupported version"
  47
  48 test_matrix_base_app_tracing_available = [
  49     ("lttng-ust-2.7", "lttng-tools-2.7",   True),
  50     ("lttng-ust-2.7", "lttng-tools-2.8",   True),
  51     ("lttng-ust-2.7", "lttng-tools-2.9",   True),
  52     ("lttng-ust-2.7", "lttng-tools-2.10",  True),
  53     ("lttng-ust-2.8", "lttng-tools-2.7",   True),
  54     ("lttng-ust-2.8", "lttng-tools-2.8",   True),
  55     ("lttng-ust-2.8", "lttng-tools-2.9",   True),
  56     ("lttng-ust-2.8", "lttng-tools-2.10",  True),
  57     ("lttng-ust-2.9", "lttng-tools-2.7",   True),
  58     ("lttng-ust-2.9", "lttng-tools-2.8",   True),
  59     ("lttng-ust-2.9", "lttng-tools-2.9",   True),
  60     ("lttng-ust-2.9", "lttng-tools-2.10",  True),
  61     ("lttng-ust-2.10", "lttng-tools-2.7",  True),
  62     ("lttng-ust-2.10", "lttng-tools-2.8",  True),
  63     ("lttng-ust-2.10", "lttng-tools-2.9",  True),
  64     ("lttng-ust-2.10", "lttng-tools-2.10", True),
  65 ]
  66
  67 runtime_matrix_base_app_tracing_available = []
  68
  69 if not Settings.test_only:
  70     runtime_matrix_base_app_tracing_available = test_matrix_base_app_tracing_available
  71 else:
  72     for tup in test_matrix_base_app_tracing_available:
  73         if (tup[0] in Settings.test_only or tup[1] in
  74                 Settings.test_only):
  75             runtime_matrix_base_app_tracing_available.append(tup)
  76
  77
  78 @pytest.mark.parametrize("ust_label,tools_label,success", runtime_matrix_base_app_tracing_available)
  79 def test_ust_app_tools_update_tracing_available(tmpdir, ust_label, tools_label, success):
  80
  81     nb_events = 100
  82
  83     # Prepare environment
  84     ust = ProjectFactory.get_precook(ust_label)
  85     tools = ProjectFactory.get_precook(tools_label)
  86     babeltrace = ProjectFactory.get_precook(Settings.default_babeltrace)
  87
  88     tools_runtime_path = os.path.join(str(tmpdir), "tools")
  89     ust_runtime_path = os.path.join(str(tmpdir), "ust")
  90     app_path = os.path.join(str(tmpdir), "app")
  91
  92     with Run.get_runtime(ust_runtime_path) as runtime_app, Run.get_runtime(tools_runtime_path) as runtime_tools:
  93         runtime_tools.add_project(tools)
  94         runtime_tools.add_project(babeltrace)
  95
  96         runtime_app.add_project(ust)
  97         runtime_app.lttng_home = runtime_tools.lttng_home
  98
  99         trace_path = os.path.join(runtime_tools.lttng_home, 'trace')
 100
 101         # Make application using the ust runtime
 102         shutil.copytree(Settings.apps_gen_events_folder, app_path)
 103         runtime_app.run("make V=1", cwd=app_path)
 104
 105         # Start lttng-sessiond
 106         sessiond = utils.sessiond_spawn(runtime_tools)
 107
 108         # Create session using mi to get path and session name
 109         runtime_tools.run('lttng create trace --output={}'.format(trace_path))
 110
 111         runtime_tools.run('lttng enable-event -u tp:tptest')
 112         runtime_tools.run('lttng start')
 113
 114         # Run application
 115         cmd = './app {}'.format(nb_events)
 116         runtime_tools.run(cmd, cwd=app_path)
 117
 118         runtime_tools.run("lddtree ./app", cwd=app_path)
 119         runtime_app.run("lddtree ./app", cwd=app_path)
 120
 121         # Stop tracing
 122         runtime_tools.run('lttng stop')
 123         runtime_tools.run('lttng destroy -a')
 124         cp = runtime_tools.subprocess_terminate(sessiond)
 125         if cp.returncode != 0:
 126             pytest.fail("Sessiond return code")
 127
 128
 129         cmd = 'babeltrace {}'.format(trace_path)
 130         if success :
 131             cp_process, cp_out, cp_err = runtime_tools.run(cmd)
 132             assert(utils.line_count(cp_out) == nb_events)
 133         else:
 134             with pytest.raises(subprocess.CalledProcessError):
 135                 cp_process, cp_out, cp_err = runtime_tools.run(cmd)