#!/usr/bin/env python3
#
-# Copyright (C) - 2013 Jérémie Galarneau <jeremie.galarneau@efficios.com>
-# Copyright (C) - 2015 Antoine Busque <abusque@efficios.com>
+# Copyright (C) 2013 Jérémie Galarneau <jeremie.galarneau@efficios.com>
+# Copyright (C) 2015 Antoine Busque <abusque@efficios.com>
#
-# This program is free software; you can redistribute it and/or modify it
-# under the terms of the GNU General Public License, version 2 only, as
-# published by the Free Software Foundation.
-#
-# This program is distributed in the hope that it will be useful, but WITHOUT
-# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
-# FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
-# more details.
-#
-# You should have received a copy of the GNU General Public License along with
-# this program; if not, write to the Free Software Foundation, Inc., 51
-# Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+# SPDX-License-Identifier: GPL-2.0-only
import os
import subprocess
from test_utils import *
-NR_TESTS = 6
+have_dlmopen = os.environ.get("LTTNG_TOOLS_HAVE_DLMOPEN") == "1"
+
+
+NR_TESTS = 14
current_test = 1
print("1..{0}".format(NR_TESTS))
# Check if a sessiond is running... bail out if none found.
if session_daemon_alive() == 0:
- bail("""No sessiond running. Please make sure you are running this test
+ bail(
+ """No sessiond running. Please make sure you are running this test
with the "run" shell script and verify that the lttng tools are
- properly installed.""")
+ properly installed."""
+ )
session_info = create_session()
enable_ust_tracepoint_event(session_info, "*")
test_env = os.environ.copy()
test_env["LD_PRELOAD"] = test_env.get("LD_PRELOAD", "") + ":liblttng-ust-dl.so"
test_env["LD_LIBRARY_PATH"] = test_env.get("LD_LIBRARY_PATH", "") + ":" + test_path
-test_process = subprocess.Popen(test_path + "prog",
- stdout=subprocess.PIPE, stderr=subprocess.PIPE,
- env=test_env)
+test_process = subprocess.Popen(
+ test_path + "prog",
+ stdout=subprocess.DEVNULL,
+ stderr=subprocess.DEVNULL,
+ env=test_env,
+)
test_process.wait()
-print_test_result(test_process.returncode == 0, current_test, "Test application exited normally")
+print_test_result(
+ test_process.returncode == 0, current_test, "Test application exited normally"
+)
current_test += 1
stop_session(session_info)
# Check for dl events in the resulting trace
try:
- babeltrace_process = subprocess.Popen(["babeltrace", session_info.trace_path], stdout=subprocess.PIPE, stderr=subprocess.PIPE)
+ babeltrace_process = subprocess.Popen(
+ [BABELTRACE_BIN, session_info.trace_path],
+ stdout=subprocess.PIPE,
+ stderr=subprocess.PIPE,
+ )
except FileNotFoundError:
- bail("Could not open babeltrace. Please make sure it is installed.", session_info)
-
-dlopen_event_found = False
-build_id_event_found = False
-debug_link_event_found = False
-dlclose_event_found = False
+ bail(
+ "Could not open {}. Please make sure it is installed.".format(BABELTRACE_BIN),
+ session_info,
+ )
+
+dlopen_event_found = 0
+dlmopen_event_found = 0
+build_id_event_found = 0
+debug_link_event_found = 0
+dlclose_event_found = 0
+load_event_found = 0
+load_build_id_event_found = 0
+load_debug_link_event_found = 0
+unload_event_found = 0
+load_libfoo_found = 0
+load_libbar_found = 0
+load_libzzz_found = 0
for event_line in babeltrace_process.stdout:
- # Let babeltrace finish to get the return code
- if dlopen_event_found and build_id_event_found and \
- debug_link_event_found and dlclose_event_found:
- continue
- event_line = event_line.decode('utf-8').replace("\n", "")
+ event_line = event_line.decode("utf-8").replace("\n", "")
if re.search(r".*lttng_ust_dl:dlopen.*", event_line) is not None:
- dlopen_event_found = True
+ dlopen_event_found += 1
+ elif re.search(r".*lttng_ust_dl:dlmopen.*", event_line) is not None:
+ dlmopen_event_found += 1
elif re.search(r".*lttng_ust_dl:build_id.*", event_line) is not None:
- build_id_event_found = True
+ build_id_event_found += 1
elif re.search(r".*lttng_ust_dl:debug_link.*", event_line) is not None:
- debug_link_event_found = True
+ debug_link_event_found += 1
elif re.search(r".*lttng_ust_dl:dlclose.*", event_line) is not None:
- dlclose_event_found = True
+ dlclose_event_found += 1
+ elif re.search(r".*lttng_ust_lib:build_id.*", event_line) is not None:
+ load_build_id_event_found += 1
+ elif re.search(r".*lttng_ust_lib:debug_link.*", event_line) is not None:
+ load_debug_link_event_found += 1
+ elif re.search(r".*lttng_ust_lib:unload.*", event_line) is not None:
+ unload_event_found += 1
+ elif re.search(r".*lttng_ust_lib:load.*", event_line) is not None:
+ load_event_found += 1
+ if re.search(r".*lttng_ust_lib:load.*libfoo.*", event_line) is not None:
+ load_libfoo_found += 1
+ elif re.search(r".*lttng_ust_lib:load.*libbar.*", event_line) is not None:
+ load_libbar_found += 1
+ elif re.search(r".*lttng_ust_lib:load.*libzzz.*", event_line) is not None:
+ load_libzzz_found += 1
babeltrace_process.wait()
-print_test_result(babeltrace_process.returncode == 0, current_test, "Resulting trace is readable")
+print_test_result(
+ babeltrace_process.returncode == 0, current_test, "Resulting trace is readable"
+)
+current_test += 1
+
+print_test_result(
+ dlopen_event_found > 0,
+ current_test,
+ "lttng_ust_dl:dlopen event found in resulting trace",
+)
+current_test += 1
+
+if have_dlmopen:
+ print_test_result(
+ dlmopen_event_found > 0,
+ current_test,
+ "lttng_ust_dl:dlmopen event found in resulting trace",
+ )
+else:
+ skip_test(current_test, "dlmopen() is not available")
+
+current_test += 1
+
+print_test_result(
+ build_id_event_found > 0,
+ current_test,
+ "lttng_ust_dl:build_id event found in resulting trace",
+)
+current_test += 1
+
+print_test_result(
+ debug_link_event_found > 0,
+ current_test,
+ "lttng_ust_dl:debug_link event found in resulting trace",
+)
+current_test += 1
+
+print_test_result(
+ dlclose_event_found > 0,
+ current_test,
+ "lttng_ust_dl:dlclose event found in resulting trace",
+)
+current_test += 1
+
+print_test_result(
+ load_event_found > 0,
+ current_test,
+ "lttng_ust_lib:load event found in resulting trace",
+)
+current_test += 1
+
+print_test_result(
+ load_build_id_event_found > 0,
+ current_test,
+ "lttng_ust_lib:build_id event found in resulting trace",
+)
+current_test += 1
+
+print_test_result(
+ load_debug_link_event_found > 0,
+ current_test,
+ "lttng_ust_lib:debug_link event found in resulting trace",
+)
current_test += 1
-print_test_result(dlopen_event_found, current_test, "lttng_ust_dl:dlopen event found in resulting trace")
+print_test_result(
+ unload_event_found == 3,
+ current_test,
+ "lttng_ust_lib:unload event found 3 times in resulting trace",
+)
current_test += 1
-print_test_result(build_id_event_found, current_test, "lttng_ust_dl:build_id event found in resulting trace")
+print_test_result(
+ load_libfoo_found == 1,
+ current_test,
+ "lttng_ust_lib:load libfoo.so event found once in resulting trace",
+)
current_test += 1
-print_test_result(debug_link_event_found, current_test, "lttng_ust_dl:debug_link event found in resulting trace")
+print_test_result(
+ load_libbar_found == 1,
+ current_test,
+ "lttng_ust_lib:load libbar.so event found once in resulting trace",
+)
current_test += 1
-print_test_result(dlclose_event_found, current_test, "lttng_ust_dl:dlclose event found in resulting trace")
+print_test_result(
+ load_libzzz_found == 1,
+ current_test,
+ "lttng_ust_lib:load libzzz.so event found once in resulting trace",
+)
current_test += 1
shutil.rmtree(session_info.tmp_directory)