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3f7f208a FD |
1 | #!/bin/bash |
2 | # | |
9d16b343 | 3 | # Copyright (C) 2018 Francis Deslauriers <francis.deslauriers@efficios.com> |
3f7f208a | 4 | # |
9d16b343 | 5 | # SPDX-License-Identifier: LGPL-2.1-only |
3f7f208a FD |
6 | |
7 | TEST_DESC="UST - Dynamic loading and unloading of libraries" | |
8 | ||
9 | CURDIR=$(dirname $0)/ | |
10 | TESTDIR=$CURDIR/../../.. | |
11 | SESSION_NAME="multi_lib" | |
12 | ||
13 | EXEC_NAME_WITH_CALLSITES=./$CURDIR/exec-with-callsites | |
14 | EXEC_NAME_WITHOUT_CALLSITES=./$CURDIR/exec-without-callsites | |
15 | SO_DIR=$CURDIR/.libs/ | |
16 | SO_PROBES_A=$SO_DIR/libprobes_a.so | |
17 | SO_PROBES_A_PRIME=$SO_DIR/libprobes_a_prime.so | |
18 | SO_PROBES_B=$SO_DIR/libprobes_b.so | |
19 | SO_PROBES_C=$SO_DIR/libprobes_c.so | |
20 | SO_PROBES_C_PRIME=$SO_DIR/libprobes_c_prime.so | |
21 | SO_PROBES_D=$SO_DIR/libprobes_d.so | |
22 | SO_CALLSITE_1=$SO_DIR/libcallsites_1.so | |
23 | SO_CALLSITE_2=$SO_DIR/libcallsites_2.so | |
24 | ||
25 | NUM_TESTS=55 | |
26 | ||
27 | source $TESTDIR/utils/utils.sh | |
28 | ||
29 | test_dlopen_same_provider_name_same_event() | |
30 | { | |
31 | local event_name="multi:tp" | |
32 | diag "dlopen 2 providers, same event name, same payload" | |
33 | ||
34 | enable_ust_lttng_event_ok $SESSION_NAME "$event_name" | |
35 | ||
36 | start_lttng_tracing_ok $SESSION_NAME | |
37 | ||
38 | $EXEC_NAME_WITH_CALLSITES -t 0 $SO_PROBES_A $SO_PROBES_A_PRIME | |
39 | ||
40 | stop_lttng_tracing_ok $SESSION_NAME | |
41 | ||
42 | # Expect 2 identical events in the trace | |
43 | trace_match_only $event_name 2 $TRACE_PATH | |
44 | ||
45 | # Expect a single event ID in the metadata | |
46 | validate_metadata_event $event_name 1 $TRACE_PATH | |
47 | ||
48 | return $? | |
49 | } | |
50 | ||
51 | test_dlopen_same_provider_name_different_event() | |
52 | { | |
53 | local event_name="multi:tp" | |
54 | # Regular expression for event tp with one argument: arg_long | |
55 | local event_a_payload_exp="^.*$event_name.*arg_long_A.*" | |
56 | # Regular expression for event tp with two arguments: arg_long and | |
57 | # arg_float | |
58 | local event_b_payload_exp="^.*$event_name.*arg_long_B.*arg_float_B.*" | |
59 | diag "dlopen 2 providers, same event name, different payload" | |
60 | ||
61 | enable_ust_lttng_event_ok $SESSION_NAME "$event_name" | |
62 | ||
63 | start_lttng_tracing_ok $SESSION_NAME | |
64 | ||
65 | $EXEC_NAME_WITH_CALLSITES -t 0 $SO_PROBES_A $SO_PROBES_B | |
66 | ||
67 | stop_lttng_tracing_ok $SESSION_NAME | |
68 | ||
69 | # Expect 2 identical events in the trace | |
70 | trace_match_only $event_name 2 $TRACE_PATH | |
71 | ||
72 | # Expect 2 events ID in the metadata | |
73 | validate_metadata_event $event_name 2 $TRACE_PATH | |
74 | ||
75 | # Expect 2 events with different payloads | |
76 | validate_trace_exp $event_a_payload_exp $TRACE_PATH | |
77 | validate_trace_exp $event_b_payload_exp $TRACE_PATH | |
78 | ||
79 | return $? | |
80 | } | |
81 | ||
82 | test_dlopen_same_provider_name_same_enum() | |
83 | { | |
84 | local event_name="multi:tp" | |
85 | # Regular expression for event tp with one argument: arg_long | |
86 | local event_c_payload_exp="^.*$event_name.*enum_int_C.*" | |
87 | # Regular expression for event tp with two arguments: arg_long and | |
88 | # arg_float | |
89 | local event_d_payload_exp="^.*$event_name.*enum_int_D.*" | |
90 | diag "dlopen 2 providers, same event name, same enum definition" | |
91 | ||
92 | enable_ust_lttng_event_ok $SESSION_NAME "$event_name" | |
93 | ||
94 | start_lttng_tracing_ok $SESSION_NAME | |
95 | ||
96 | $EXEC_NAME_WITH_CALLSITES -t 0 $SO_PROBES_C $SO_PROBES_C_PRIME | |
97 | ||
98 | stop_lttng_tracing_ok $SESSION_NAME | |
99 | ||
100 | # Expect 2 identical events in the trace | |
101 | trace_match_only $event_name 2 $TRACE_PATH | |
102 | ||
103 | # Expect 2 events ID in the metadata | |
104 | validate_metadata_event $event_name 1 $TRACE_PATH | |
105 | ||
106 | return $? | |
107 | } | |
108 | ||
109 | test_dlopen_same_provider_name_different_enum() | |
110 | { | |
111 | local event_name="multi:tp" | |
112 | # Regular expression for event tp with one argument: arg_long | |
113 | local event_c_payload_exp="^.*$event_name.*enum_int_C.*" | |
114 | # Regular expression for event tp with two arguments: arg_long and | |
115 | # arg_float | |
116 | local event_d_payload_exp="^.*$event_name.*enum_int_D.*" | |
117 | diag "dlopen 2 providers, same event name, different enum definition" | |
118 | ||
119 | enable_ust_lttng_event_ok $SESSION_NAME "$event_name" | |
120 | ||
121 | start_lttng_tracing_ok $SESSION_NAME | |
122 | ||
123 | $EXEC_NAME_WITH_CALLSITES -t 0 $SO_PROBES_C $SO_PROBES_D | |
124 | ||
125 | stop_lttng_tracing_ok $SESSION_NAME | |
126 | ||
127 | # Expect 2 identical events in the trace | |
128 | trace_match_only $event_name 2 $TRACE_PATH | |
129 | ||
130 | # Expect 2 events ID in the metadata | |
131 | validate_metadata_event $event_name 2 $TRACE_PATH | |
132 | ||
133 | # Expect 2 events with different payloads | |
134 | validate_trace_exp $event_c_payload_exp $TRACE_PATH | |
135 | validate_trace_exp $event_d_payload_exp $TRACE_PATH | |
136 | ||
137 | return $? | |
138 | } | |
139 | ||
140 | test_upgrade_probes_dlopen_dclose() | |
141 | { | |
142 | local event_name="multi:tp" | |
143 | diag "Upgrade probe provider using dlopen/dlclose during tracing" | |
144 | ||
145 | enable_ust_lttng_event_ok $SESSION_NAME "$event_name" | |
146 | ||
147 | start_lttng_tracing_ok $SESSION_NAME | |
148 | ||
149 | $EXEC_NAME_WITH_CALLSITES -t 1 $SO_PROBES_A $SO_PROBES_B | |
150 | ||
151 | stop_lttng_tracing_ok $SESSION_NAME | |
152 | ||
153 | # Expect 2 identical events in the trace | |
154 | trace_match_only $event_name 4 $TRACE_PATH | |
155 | ||
156 | # Expect 2 events ID in the metadata | |
157 | validate_metadata_event $event_name 2 $TRACE_PATH | |
158 | ||
159 | return $? | |
160 | } | |
161 | ||
162 | test_upgrade_callsites_dlopen_dclose() | |
163 | { | |
164 | local event_name="multi:tp" | |
165 | diag "Upgrade callsite using dlopen/dlclose during tracing" | |
166 | ||
167 | enable_ust_lttng_event_ok $SESSION_NAME "$event_name" | |
168 | ||
169 | start_lttng_tracing_ok $SESSION_NAME | |
170 | ||
171 | $EXEC_NAME_WITHOUT_CALLSITES -t 2 $SO_CALLSITE_1 $SO_CALLSITE_2 | |
172 | ||
173 | stop_lttng_tracing_ok $SESSION_NAME | |
174 | ||
175 | # Expect 2 identical events in the trace | |
176 | trace_match_only $event_name 3 $TRACE_PATH | |
177 | ||
178 | # Expect 2 events ID in the metadata | |
179 | validate_metadata_event $event_name 1 $TRACE_PATH | |
180 | ||
181 | return $? | |
182 | } | |
183 | ||
184 | test_event_field_comparison() | |
185 | { | |
186 | local event_name="multi:tp" | |
735fa4b2 | 187 | diag "Load multiple events with slight variations in the field descriptions." |
3f7f208a FD |
188 | |
189 | local library_prefix="libprobes_" | |
190 | local nb_libs=0 | |
191 | local library_list=" " | |
192 | # Concatenate all the probe libraries in a string. | |
193 | for postfix in {a..p}; do | |
194 | library_list="$library_list $SO_DIR/$library_prefix$postfix.so" | |
195 | let nb_libs+=1 | |
196 | done | |
197 | ||
198 | enable_ust_lttng_event_ok $SESSION_NAME "$event_name" | |
199 | ||
200 | start_lttng_tracing_ok $SESSION_NAME | |
201 | ||
202 | $EXEC_NAME_WITH_CALLSITES -t 0 $library_list | |
203 | ||
204 | stop_lttng_tracing_ok $SESSION_NAME | |
205 | ||
206 | # Expect $nb_libs identical events in the trace | |
207 | trace_match_only $event_name $nb_libs $TRACE_PATH | |
208 | ||
209 | # Expect $nb_libs events ID in the metadata | |
210 | validate_metadata_event $event_name $nb_libs $TRACE_PATH | |
211 | ||
212 | return $? | |
213 | } | |
214 | ||
215 | ||
216 | plan_tests $NUM_TESTS | |
217 | ||
218 | print_test_banner "$TEST_DESC" | |
219 | ||
c125de8f FD |
220 | bail_out_if_no_babeltrace |
221 | ||
3f7f208a FD |
222 | TESTS=( |
223 | "test_dlopen_same_provider_name_same_event" | |
224 | "test_dlopen_same_provider_name_different_event" | |
225 | "test_dlopen_same_provider_name_different_enum" | |
226 | "test_dlopen_same_provider_name_same_enum" | |
227 | "test_event_field_comparison" | |
228 | "test_upgrade_probes_dlopen_dclose" | |
229 | "test_upgrade_callsites_dlopen_dclose" | |
230 | ) | |
231 | ||
232 | TEST_COUNT=${#TESTS[@]} | |
233 | i=0 | |
234 | ||
235 | start_lttng_sessiond | |
236 | ||
237 | while [ "$i" -lt "$TEST_COUNT" ]; do | |
238 | ||
33e55711 | 239 | TRACE_PATH=$(mktemp --tmpdir -d tmp.test_multi_lib_ust_trace_path.XXXXXX) |
3f7f208a FD |
240 | |
241 | create_lttng_session_ok $SESSION_NAME $TRACE_PATH | |
242 | ||
243 | # Execute test | |
244 | ${TESTS[$i]} | |
245 | ||
246 | destroy_lttng_session_ok $SESSION_NAME | |
247 | ||
248 | rm -rf $TRACE_PATH | |
249 | ||
250 | let "i++" | |
251 | done | |
252 | ||
253 | stop_lttng_sessiond |