+# Copyright (c) 2017 Jonathan Rajotte-Julien <jonathan.rajotte-julien@efficios.com>
+#
+# Permission is hereby granted, free of charge, to any person obtaining a copy
+# of this software and associated documentation files (the "Software"), to deal
+# in the Software without restriction, including without limitation the rights
+# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+# copies of the Software, and to permit persons to whom the Software is
+# furnished to do so, subject to the following conditions:
+#
+# The above copyright notice and this permission notice shall be included in all
+# copies or substantial portions of the Software.
+#
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+# SOFTWARE.
+
import pytest
import os
import shutil
BC: Feature of the smallest version number will works.
TU: Tracing unavailable
+NOTE: tracing between 2.7 and 2.8 should work but a problem with
+_ustctl_basic_type prevent event registration. Hence consider in further test
+that the event registration is expected to fail.
+
+------------------------------------------------------------------------------+
| LTTng UST control protocol compatibility matrix |
| (between applications and tools linked on LTTng UST and liblttng-ust-ctl) |
Third tuple member: expected scenario
"""
+event_registration_error = "Error: UST app recv reg unsupported version"
+
test_matrix_tracing_available = [
- ("lttng-ust-2.7", "lttng-tools-2.7", True),
- ("lttng-ust-2.7", "lttng-tools-2.8", True),
- ("lttng-ust-2.7", "lttng-tools-2.9", False),
- ("lttng-ust-2.7", "lttng-tools-2.10", False),
- ("lttng-ust-2.8", "lttng-tools-2.7", True),
- ("lttng-ust-2.8", "lttng-tools-2.8", True),
- ("lttng-ust-2.8", "lttng-tools-2.9", False),
- ("lttng-ust-2.8", "lttng-tools-2.10", False),
- ("lttng-ust-2.9", "lttng-tools-2.7", False),
- ("lttng-ust-2.9", "lttng-tools-2.8", False),
- ("lttng-ust-2.9", "lttng-tools-2.9", True),
- ("lttng-ust-2.9", "lttng-tools-2.10", True),
- ("lttng-ust-2.10", "lttng-tools-2.7", False),
- ("lttng-ust-2.10", "lttng-tools-2.8", False),
- ("lttng-ust-2.10", "lttng-tools-2.9", True),
- ("lttng-ust-2.10", "lttng-tools-2.10", True),
+ ("lttng-ust-2.7", "lttng-tools-2.7", "Success"),
+ ("lttng-ust-2.7", "lttng-tools-2.8", "Unsupported version"),
+ ("lttng-ust-2.7", "lttng-tools-2.9", "Unsupported"),
+ ("lttng-ust-2.7", "lttng-tools-2.10", "Unsupported"),
+ ("lttng-ust-2.8", "lttng-tools-2.7", "Unsupported version"),
+ ("lttng-ust-2.8", "lttng-tools-2.8", "Success"),
+ ("lttng-ust-2.8", "lttng-tools-2.9", "Unsupported"),
+ ("lttng-ust-2.8", "lttng-tools-2.10", "Unsupported"),
+ ("lttng-ust-2.9", "lttng-tools-2.7", "Unsupported"),
+ ("lttng-ust-2.9", "lttng-tools-2.8", "Unsupported"),
+ ("lttng-ust-2.9", "lttng-tools-2.9", "Success"),
+ ("lttng-ust-2.9", "lttng-tools-2.10", "Success"),
+ ("lttng-ust-2.10", "lttng-tools-2.7", "Unsupported"),
+ ("lttng-ust-2.10", "lttng-tools-2.8", "Unsupported"),
+ ("lttng-ust-2.10", "lttng-tools-2.9", "Success"),
+ ("lttng-ust-2.10", "lttng-tools-2.10", "Success"),
]
-# Only consider test case for which tracing is valid
-test_matrix_app_context = [
- ("lttng-ust-2.7", "lttng-tools-2.7", ""),
- ("lttng-ust-2.7", "lttng-tools-2.8", ""),
- ("lttng-ust-2.7", "lttng-tools-2.9", ""),
- ("lttng-ust-2.7", "lttng-tools-2.10", ""),
- ("lttng-ust-2.8", "lttng-tools-2.7", ""),
- ("lttng-ust-2.8", "lttng-tools-2.8", ""),
- ("lttng-ust-2.8", "lttng-tools-2.9", ""),
- ("lttng-ust-2.8", "lttng-tools-2.10", ""),
- ("lttng-ust-2.9", "lttng-tools-2.7", ""),
- ("lttng-ust-2.9", "lttng-tools-2.8", ""),
- ("lttng-ust-2.9", "lttng-tools-2.9", ""),
- ("lttng-ust-2.9", "lttng-tools-2.10", ""),
- ("lttng-ust-2.10", "lttng-tools-2.7", ""),
- ("lttng-ust-2.10", "lttng-tools-2.8", ""),
- ("lttng-ust-2.10", "lttng-tools-2.9", ""),
- ("lttng-ust-2.10", "lttng-tools-2.10", ""),
+
+"""
+Statedump are supported starting at lttng-ust >= 2.9.
+No need to test for prior lttng-ust givent that there is also a bump leading to
+loss of tracing for application running under lttng-ust < 2.9.
+"""
+test_matrix_regen_statedump = [
+ ("lttng-ust-2.9", "lttng-tools-2.9", True),
+ ("lttng-ust-2.9", "lttng-tools-2.10", True),
+ ("lttng-ust-2.10", "lttng-tools-2.9", True),
+ ("lttng-ust-2.10", "lttng-tools-2.10", True),
+]
+
+test_matrix_starglobing_enabler = [
+ ("lttng-ust-2.9", "lttng-tools-2.9", "Unsupported by tools"),
+ ("lttng-ust-2.9", "lttng-tools-2.10", "Unsupported by ust"),
+ ("lttng-ust-2.10", "lttng-tools-2.9", "Unsupported by tools"),
+ ("lttng-ust-2.10", "lttng-tools-2.10", "Supported"),
]
runtime_matrix_tracing_available = []
+runtime_matrix_regen_statedump = []
+runtime_matrix_starglobing_enabler = []
if not Settings.test_only:
runtime_matrix_tracing_available = test_matrix_tracing_available
+ runtime_matrix_regen_statedump = test_matrix_regen_statedump
+ runtime_matrix_starglobing_enabler = test_matrix_starglobing_enabler
else:
for tup in test_matrix_tracing_available:
if (tup[0] in Settings.test_only or tup[1] in
Settings.test_only):
runtime_matrix_tracing_available.append(tup)
+ for tup in test_matrix_regen_statedump:
+ if (tup[0] in Settings.test_only or tup[1] in
+ Settings.test_only):
+ runtime_matrix_regen_statedump.append(tup)
+ for tup in test_matrix_starglobing_enabler:
+ if (tup[0] in Settings.test_only or tup[1] in
+ Settings.test_only):
+ runtime_matrix_starglobing_enabler.append(tup)
-@pytest.mark.parametrize("ust_label,tools_label, should_trace", runtime_matrix_tracing_available)
-def test_ust_app_tracing_available(tmpdir, ust_label, tools_label, should_trace):
-
- if ((ust_label == "lttng-ust-2.7" and tools_label == "lttng-tools-2.8") or
- (ust_label == "lttng-ust-2.8" and tools_label == "lttng-tools-2.7")):
- pytest.xfail("FAiling but should work, problem regarding the size of fields structure")
+@pytest.mark.parametrize("ust_label,tools_label,outcome", runtime_matrix_tracing_available)
+def test_ust_app_tracing_available(tmpdir, ust_label, tools_label, outcome):
nb_events = 100
# Create session using mi to get path and session name
runtime_tools.run('lttng create trace --output={}'.format(trace_path))
- # TODO: test with event present in listing
-
runtime_tools.run('lttng enable-event -u tp:tptest')
runtime_tools.run('lttng start')
runtime_app.run(cmd, cwd=app_path)
# Stop tracing
+ runtime_tools.run('lttng stop')
runtime_tools.run('lttng destroy -a')
- runtime_tools.subprocess_terminate(sessiond)
+ cp = runtime_tools.subprocess_terminate(sessiond)
+ if cp.returncode != 0:
+ pytest.fail("Sessiond return code")
- try:
- # Read trace with babeltrace and check for event count via number of line
- cmd = 'babeltrace {}'.format(trace_path)
+
+ cmd = 'babeltrace {}'.format(trace_path)
+ if outcome == "Success":
cp_process, cp_out, cp_err = runtime_tools.run(cmd)
assert(utils.line_count(cp_out) == nb_events)
- except subprocess.CalledProcessError as e:
- # Check if we expected a problem here
- if should_trace:
- # Something happened
- raise e
+ else:
+ with pytest.raises(subprocess.CalledProcessError):
+ cp_process, cp_out, cp_err = runtime_tools.run(cmd)
+ if outcome == "Unsupported version":
+ assert(utils.file_contains(runtime_tools.get_subprocess_stderr_path(sessiond),
+ [event_registration_error]))
+
+@pytest.mark.parametrize("ust_label,tools_label, success", runtime_matrix_regen_statedump)
+def test_ust_app_regen_statedump(tmpdir, ust_label, tools_label, success):
+ nb_events = 100
+
+ if success:
+ expected_events = 4
+ else:
+ expected_events = 2
+
+ ust = ProjectFactory.get_precook(ust_label)
+ tools = ProjectFactory.get_precook(tools_label)
+ babeltrace = ProjectFactory.get_precook(Settings.default_babeltrace)
+
+ tools_runtime_path = os.path.join(str(tmpdir), "tools")
+ ust_runtime_path = os.path.join(str(tmpdir), "ust")
+ app_path = os.path.join(str(tmpdir), "app")
+
+
+ app_sync_start = os.path.join(app_path, 'sync_start')
+ app_sync_end = os.path.join(app_path, 'sync_end')
+
+ with Run.get_runtime(ust_runtime_path) as runtime_app, Run.get_runtime(tools_runtime_path) as runtime_tools:
+ runtime_tools.add_project(tools)
+ runtime_tools.add_project(babeltrace)
+
+ runtime_app.add_project(ust)
+ runtime_app.lttng_home = runtime_tools.lttng_home
+
+ trace_path = os.path.join(runtime_tools.lttng_home, 'trace')
+
+ # Make application using the ust runtime
+ shutil.copytree(Settings.apps_gen_events_folder, app_path)
+ runtime_app.run("make V=1", cwd=app_path)
+
+ # Start lttng-sessiond
+ sessiond = utils.sessiond_spawn(runtime_tools)
+
+ # Create session using mi to get path and session name
+ runtime_tools.run('lttng create trace --output={}'.format(trace_path))
+
+ runtime_tools.run('lttng enable-event -u lttng_ust_statedump:start,lttng_ust_statedump:end')
+ runtime_tools.run('lttng start')
+
+ # Run application
+ cmd = './app {} 0 {} {}'.format(nb_events, app_sync_start, app_sync_end)
+ runtime_app.spawn_subprocess(cmd, cwd=app_path)
+
+ utils.wait_for_file(app_sync_start)
+
+ if not success:
+ with pytest.raises(subprocess.CalledProcessError):
+ runtime_tools.run('lttng regenerate statedump')
+ else:
+ runtime_tools.run('lttng regenerate statedump')
+
+ utils.create_empty_file(app_sync_end)
+
+ # Stop tracing
+ runtime_tools.run('lttng stop')
+ runtime_tools.run('lttng destroy -a')
+ cp = runtime_tools.subprocess_terminate(sessiond)
+ if cp.returncode != 0:
+ pytest.fail("Sessiond return code")
+
+ # Read trace with babeltrace and check for event count via number of line
+ cmd = 'babeltrace {}'.format(trace_path)
+ cp_process, cp_out, cp_err = runtime_tools.run(cmd)
+ assert(utils.line_count(cp_out) == expected_events)
+
+@pytest.mark.parametrize("ust_label,tools_label, scenario", runtime_matrix_starglobing_enabler)
+def test_ust_app_starglobing_enabler(tmpdir, ust_label, tools_label, scenario):
+
+ nb_events = 100
+
+ if scenario == "Unsupported by ust":
+ expected_events = 0
+ else:
+ expected_events = nb_events
+
+ # Prepare environment
+ ust = ProjectFactory.get_precook(ust_label)
+ tools = ProjectFactory.get_precook(tools_label)
+ babeltrace = ProjectFactory.get_precook(Settings.default_babeltrace)
+
+ tools_runtime_path = os.path.join(str(tmpdir), "tools")
+ ust_runtime_path = os.path.join(str(tmpdir), "ust")
+ app_path = os.path.join(str(tmpdir), "app")
+
+ with Run.get_runtime(ust_runtime_path) as runtime_app, Run.get_runtime(tools_runtime_path) as runtime_tools:
+ runtime_tools.add_project(tools)
+ runtime_tools.add_project(babeltrace)
+
+ runtime_app.add_project(ust)
+ runtime_app.lttng_home = runtime_tools.lttng_home
+
+ trace_path = os.path.join(runtime_tools.lttng_home, 'trace')
+
+ # Make application using the ust runtime
+ shutil.copytree(Settings.apps_gen_events_folder, app_path)
+ runtime_app.run("make V=1", cwd=app_path)
+
+ # Start lttng-sessiond
+ sessiond = utils.sessiond_spawn(runtime_tools)
+
+ # Create session using mi to get path and session name
+ runtime_tools.run('lttng create trace --output={}'.format(trace_path))
+
+ # If unsupported by tools simply finish early
+ if scenario == "Unsupported by tools":
+ with pytest.raises(subprocess.CalledProcessError):
+ runtime_tools.run('lttng enable-event -u "tp:*te*"')
+
+ # TODO move this to internal runtime...
+ cp = runtime_tools.subprocess_terminate(sessiond)
+ if cp.returncode != 0:
+ pytest.fail("Sessiond return code")
+ return
+ else:
+ runtime_tools.run('lttng enable-event -u "tp:*te*"')
+
+ runtime_tools.run('lttng start')
+
+ # Run application
+ cmd = './app {}'.format(nb_events)
+ runtime_app.run(cmd, cwd=app_path)
+
+ # Stop tracing
+ runtime_tools.run('lttng stop')
+ runtime_tools.run('lttng destroy -a')
+ cp = runtime_tools.subprocess_terminate(sessiond)
+ if cp.returncode != 0:
+ pytest.fail("Sessiond return code")
+
+ # Read trace with babeltrace and check for event count via number of line
+ cmd = 'babeltrace {}'.format(trace_path)
+ cp_process, cp_out, cp_err = runtime_tools.run(cmd)
+ assert(utils.line_count(cp_out) == expected_events)
projects / deliverable / lttng-ivc.git / blobdiff