3 # Copyright (C) - 2013 Jérémie Galarneau <jeremie.galarneau@efficios.com>
4 # Copyright (C) - 2015 Antoine Busque <abusque@efficios.com>
6 # This program is free software; you can redistribute it and/or modify it
7 # under the terms of the GNU General Public License, version 2 only, as
8 # published by the Free Software Foundation.
10 # This program is distributed in the hope that it will be useful, but WITHOUT
11 # ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
12 # FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
15 # You should have received a copy of the GNU General Public License along with
16 # this program; if not, write to the Free Software Foundation, Inc., 51
17 # Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
25 test_path
= os
.path
.dirname(os
.path
.abspath(__file__
)) + "/"
26 test_utils_path
= test_path
28 test_utils_path
= os
.path
.dirname(test_utils_path
)
29 test_utils_path
= test_utils_path
+ "/utils"
30 sys
.path
.append(test_utils_path
)
31 from test_utils
import *
36 print("1..{0}".format(NR_TESTS
))
38 # Check if a sessiond is running... bail out if none found.
39 if session_daemon_alive() == 0:
40 bail("""No sessiond running. Please make sure you are running this test
41 with the "run" shell script and verify that the lttng tools are
42 properly installed.""")
44 session_info
= create_session()
45 enable_ust_tracepoint_event(session_info
, "*")
46 start_session(session_info
)
48 test_env
= os
.environ
.copy()
49 test_env
["LD_PRELOAD"] = test_env
.get("LD_PRELOAD", "") + ":liblttng-ust-dl.so"
50 test_env
["LD_LIBRARY_PATH"] = test_env
.get("LD_LIBRARY_PATH", "") + ":" + test_path
51 test_process
= subprocess
.Popen(test_path
+ "prog",
52 stdout
=subprocess
.PIPE
, stderr
=subprocess
.PIPE
,
55 if sys
.version_info
>= (3, 3):
58 except subprocess
.TimeoutExpired
:
60 bail("Failed to run ust-dl test application.", session_info
)
64 print_test_result(test_process
.returncode
== 0, current_test
, "Test application exited normally")
67 stop_session(session_info
)
69 # Check for dl events in the resulting trace
71 babeltrace_process
= subprocess
.Popen(["babeltrace", session_info
.trace_path
], stdout
=subprocess
.PIPE
, stderr
=subprocess
.PIPE
)
72 except FileNotFoundError
:
73 bail("Could not open babeltrace. Please make sure it is installed.", session_info
)
75 dlopen_event_found
= False
76 build_id_event_found
= False
77 debug_link_event_found
= False
78 dlclose_event_found
= False
80 for event_line
in babeltrace_process
.stdout
:
81 # Let babeltrace finish to get the return code
82 if dlopen_event_found
and build_id_event_found
and \
83 debug_link_event_found
and dlclose_event_found
:
86 event_line
= event_line
.decode('utf-8').replace("\n", "")
87 if re
.search(r
".*lttng_ust_dl:dlopen.*", event_line
) is not None:
88 dlopen_event_found
= True
89 elif re
.search(r
".*lttng_ust_dl:build_id.*", event_line
) is not None:
90 build_id_event_found
= True
91 elif re
.search(r
".*lttng_ust_dl:debug_link.*", event_line
) is not None:
92 debug_link_event_found
= True
93 elif re
.search(r
".*lttng_ust_dl:dlclose.*", event_line
) is not None:
94 dlclose_event_found
= True
96 babeltrace_process
.wait()
98 print_test_result(babeltrace_process
.returncode
== 0, current_test
, "Resulting trace is readable")
101 print_test_result(dlopen_event_found
, current_test
, "lttng_ust_dl:dlopen event found in resulting trace")
104 print_test_result(build_id_event_found
, current_test
, "lttng_ust_dl:build_id event found in resulting trace")
107 print_test_result(debug_link_event_found
, current_test
, "lttng_ust_dl:debug_link event found in resulting trace")
110 print_test_result(dlclose_event_found
, current_test
, "lttng_ust_dl:dlclose event found in resulting trace")
113 shutil
.rmtree(session_info
.tmp_directory
)
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