lttng_ivc/tests/tools_liblttng-ctl_vs_sessiond/test_tools_liblttng-ctl_vs_sessiond.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
  24 import lttng_ivc.utils.ProjectFactory as ProjectFactory
  25 import lttng_ivc.utils.utils as utils
  26 import lttng_ivc.utils.runtime as Run
  27 import lttng_ivc.settings as Settings
  28
  29 """
  30 Backward compatibility testing for lttng-ctl
  31 """
  32
  33 """
  34 First tuple member: lttng-tools label from which the client (lttng bin) is sourced
  35 Second tuple member: lttng-tools label for runtime sessiond and lttng-ctl
  36 Third tuple member: expected scenario
  37 """
  38
  39 test_matrix_basic_listing = [
  40     ("lttng-tools-2.7", "lttng-tools-2.7",   "Success"),
  41     ("lttng-tools-2.7", "lttng-tools-2.8",   "Success"),
  42     ("lttng-tools-2.7", "lttng-tools-2.9",   "Success"),
  43     ("lttng-tools-2.7", "lttng-tools-2.10",  "Success"),
  44     ("lttng-tools-2.8", "lttng-tools-2.7",   "Missing symbol"),
  45     ("lttng-tools-2.8", "lttng-tools-2.8",   "Success"),
  46     ("lttng-tools-2.8", "lttng-tools-2.9",   "Success"),
  47     ("lttng-tools-2.8", "lttng-tools-2.10",  "Success"),
  48     ("lttng-tools-2.9", "lttng-tools-2.7",   "Missing symbol"),
  49     ("lttng-tools-2.9", "lttng-tools-2.8",   "Missing symbol"),
  50     ("lttng-tools-2.9", "lttng-tools-2.9",   "Success"),
  51     ("lttng-tools-2.9", "lttng-tools-2.10",  "Success"),
  52     ("lttng-tools-2.10", "lttng-tools-2.7",  "Missing symbol"),
  53     ("lttng-tools-2.10", "lttng-tools-2.8",  "Missing symbol"),
  54     ("lttng-tools-2.10", "lttng-tools-2.9",  "Missing symbol"),
  55     ("lttng-tools-2.10", "lttng-tools-2.10", "Success"),
  56 ]
  57
  58 runtime_matrix_basic_listing = []
  59
  60 if not Settings.test_only:
  61     runtime_matrix_basic_listing = test_matrix_basic_listing
  62 else:
  63     for tup in test_matrix_basic_listing:
  64         if (tup[0] in Settings.test_only or tup[1] in
  65                 Settings.test_only):
  66             runtime_matrix_basic_listing.append(tup)
  67
  68 @pytest.mark.parametrize("client_label,tools_label,outcome", runtime_matrix_basic_listing)
  69 def test_tools_liblttng_ctl_vs_sessiond_basic_listing(tmpdir, client_label, tools_label, outcome):
  70
  71     # Prepare environment
  72     client = ProjectFactory.get_precook(client_label)
  73     tools = ProjectFactory.get_precook(tools_label)
  74
  75     tools_runtime_path = os.path.join(str(tmpdir), "tools")
  76
  77     lttng_client = os.path.join(client.installation_path, "bin/lttng")
  78
  79     with Run.get_runtime(tools_runtime_path) as runtime_tools:
  80         runtime_tools.add_project(tools)
  81
  82         sessiond = utils.sessiond_spawn(runtime_tools)
  83
  84         cp, out, err = runtime_tools.run('{} create trace'.format(lttng_client), check_return=False)
  85         if outcome == "Missing symbol":
  86             assert(cp.returncode != 0)
  87             assert(utils.file_contains(err, "Missing symbol"))
  88             return
  89
  90         assert(cp.returncode == 0)
  91
  92         runtime_tools.run('lttng enable-event -u tp:tptest')
  93         runtime_tools.run('lttng start')
  94
  95         # Stop tracing
  96         runtime_tools.run('lttng stop')
  97         runtime_tools.run('lttng destroy -a')
  98         cp = runtime_tools.subprocess_terminate(sessiond)
  99         if cp.returncode != 0:
 100             pytest.fail("Sessiond return code")