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ee28adfb JG |
1 | #!/usr/bin/env python3 |
2 | # | |
3 | # Copyright (C) - 2013 Jérémie Galarneau <jeremie.galarneau@efficios.com> | |
4 | # | |
5 | # This program is free software; you can redistribute it and/or modify it | |
6 | # under the terms of the GNU General Public License, version 2 only, as | |
7 | # published by the Free Software Foundation. | |
8 | # | |
9 | # This program is distributed in the hope that it will be useful, but WITHOUT | |
10 | # ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
11 | # FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for | |
12 | # more details. | |
13 | # | |
14 | # You should have received a copy of the GNU General Public License along with | |
15 | # this program; if not, write to the Free Software Foundation, Inc., 51 | |
16 | # Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. | |
17 | ||
18 | import os | |
19 | import subprocess | |
20 | import re | |
21 | import shutil | |
22 | import sys | |
23 | ||
24 | test_path = os.path.dirname(os.path.abspath(__file__)) + "/" | |
25 | test_utils_path = test_path | |
26 | for i in range(4): | |
27 | test_utils_path = os.path.dirname(test_utils_path) | |
28 | test_utils_path = test_utils_path + "/utils" | |
29 | sys.path.append(test_utils_path) | |
30 | from test_utils import * | |
31 | ||
32 | ||
33 | normal_exit_message = "exit-fast tracepoint normal exit" | |
34 | suicide_exit_message = "exit-fast tracepoint suicide" | |
35 | NR_TESTS = 5 | |
36 | current_test = 1 | |
37 | print("1..{0}".format(NR_TESTS)) | |
38 | ||
39 | # Check if a sessiond is running... bail out if none found. | |
40 | if session_daemon_alive() == 0: | |
41 | 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.") | |
42 | ||
43 | session_info = create_session() | |
44 | enable_ust_tracepoint_event(session_info, "ust_tests_exitfast*") | |
45 | start_session(session_info) | |
46 | ||
47 | test_env = os.environ.copy() | |
48 | test_env["LTTNG_UST_REGISTER_TIMEOUT"] = "-1" | |
49 | ||
50 | exit_fast_process = subprocess.Popen(test_path + "exit-fast", stdout=subprocess.PIPE, stderr=subprocess.PIPE, env=test_env) | |
51 | ||
52 | if sys.version_info >= (3, 3): | |
53 | try: | |
54 | exit_fast_process.wait(5) | |
55 | except TimeoutExpired: | |
56 | exit_fast_process.kill() | |
57 | bail("Failed to run exit-fast test application.") | |
58 | else: | |
59 | exit_fast_process.wait() | |
60 | ||
61 | print_test_result(exit_fast_process.returncode == 0, current_test, "Test application exited normally") | |
62 | current_test += 1 | |
63 | ||
64 | exit_fast_process = subprocess.Popen([test_path + "exit-fast", "suicide"], stdout=subprocess.PIPE, stderr=subprocess.PIPE, env=test_env) | |
65 | ||
66 | if sys.version_info >= (3, 3): | |
67 | try: | |
68 | exit_fast_process.wait(5) | |
69 | except TimeoutExpired: | |
70 | exit_fast_process.kill() | |
71 | bail("Failed to run exit-fast test application in suicide mode.") | |
72 | else: | |
73 | exit_fast_process.wait() | |
74 | ||
75 | stop_session(session_info) | |
76 | ||
77 | # Check both events (normal exit and suicide messages) are present in the resulting trace | |
78 | try: | |
79 | babeltrace_process = subprocess.Popen(["babeltrace", session_info.trace_path], stdout=subprocess.PIPE, stderr=subprocess.PIPE) | |
80 | except FileNotFoundError: | |
81 | bail("Could not open babeltrace. Please make sure it is installed.") | |
82 | ||
83 | event_lines = [] | |
84 | for event_line in babeltrace_process.stdout: | |
85 | event_line = event_line.decode('utf-8').replace("\n", "") | |
86 | event_lines.append(event_line) | |
87 | babeltrace_process.wait() | |
88 | ||
89 | print_test_result(babeltrace_process.returncode == 0, current_test, "Resulting trace is readable") | |
90 | current_test += 1 | |
91 | ||
92 | if babeltrace_process.returncode != 0: | |
93 | bail("Unreadable trace; can't proceed with analysis.") | |
94 | ||
95 | print_test_result(len(event_lines) == 2, current_test, "Correct number of events found in resulting trace") | |
96 | current_test += 1 | |
97 | ||
98 | if len(event_lines) != 2: | |
99 | bail("Unexpected number of events found in resulting trace (" + session_info.trace_path + ")." ) | |
100 | ||
101 | match = re.search(r".*message = \"(.*)\"", event_lines[0]) | |
102 | print_test_result(match is not None and match.group(1) == normal_exit_message, current_test,\ | |
103 | "Tracepoint message generated during normal exit run is present in trace and has the expected value") | |
104 | current_test += 1 | |
105 | ||
106 | match = re.search(r".*message = \"(.*)\"", event_lines[1]) | |
107 | print_test_result(match is not None and match.group(1) == suicide_exit_message, current_test,\ | |
108 | "Tracepoint message generated during suicide run is present in trace and has the expected value") | |
109 | current_test += 1 | |
110 | ||
111 | shutil.rmtree(session_info.tmp_directory) |