Commit | Line | Data |
---|---|---|
d3e8f6bb DG |
1 | #!/bin/bash |
2 | # | |
9d16b343 | 3 | # Copyright (C) 2012 David Goulet <dgoulet@efficios.com> |
d3e8f6bb | 4 | # |
9d16b343 MJ |
5 | # SPDX-License-Identifier: LGPL-2.1-only |
6 | ||
21dee66a CB |
7 | NUM_PROCESS=30 |
8 | TEST_DESC="UST tracer - Generate $NUM_PROCESS process" | |
d3e8f6bb | 9 | |
c1896e2d | 10 | CURDIR=$(dirname "$0")/ |
9ac429ef | 11 | TESTDIR=$CURDIR/../../.. |
c1896e2d | 12 | NR_ITER=-1 # infinite loop |
21dee66a CB |
13 | NR_USEC_WAIT=1000000 |
14 | TESTAPP_PATH="$TESTDIR/utils/testapp" | |
15 | TESTAPP_NAME="gen-ust-events" | |
16 | TESTAPP_BIN="$TESTAPP_PATH/$TESTAPP_NAME/$TESTAPP_NAME" | |
4220447f | 17 | SESSION_NAME="ust-nprocesses" |
21dee66a | 18 | EVENT_NAME="tp:tptest" |
4220447f | 19 | NUM_TESTS=9 |
c1896e2d | 20 | APP_PIDS=() |
d3e8f6bb | 21 | |
c1896e2d KS |
22 | # shellcheck source-path=SCRIPTDIR/../../../ |
23 | source "${TESTDIR}/utils/utils.sh" | |
d3e8f6bb | 24 | |
21dee66a CB |
25 | if [ ! -x "$TESTAPP_BIN" ]; then |
26 | BAIL_OUT "No UST $TESTAPP_BIN binary detected." | |
ec8f26de DG |
27 | fi |
28 | ||
d3e8f6bb DG |
29 | # MUST set TESTDIR before calling those functions |
30 | ||
4220447f CB |
31 | plan_tests $NUM_TESTS |
32 | ||
e3bef725 CB |
33 | print_test_banner "$TEST_DESC" |
34 | ||
c1896e2d | 35 | # shellcheck disable=SC2119 |
fb3268e3 | 36 | start_lttng_sessiond |
d3e8f6bb | 37 | |
0fc2834c | 38 | # Start tests. Each is an infinite tracing loop. |
d3e8f6bb | 39 | |
8d5a3312 MJ |
40 | file_sync_after_first=$(mktemp -u -t tmp.test_nprocesses_sync_after_first.XXXXXX) |
41 | file_sync_before_last=$(mktemp -u -t tmp.test_nprocesses_sync_before_last.XXXXXX) | |
5fcaccbc | 42 | |
0fc2834c | 43 | diag "Starting $NUM_PROCESS test applications" |
c1896e2d KS |
44 | # shellcheck disable=SC2034 |
45 | for i in $(seq 1 $NUM_PROCESS) | |
4220447f | 46 | do |
6c4a91d6 | 47 | $TESTAPP_BIN -i $NR_ITER -w $NR_USEC_WAIT \ |
c1896e2d KS |
48 | --sync-after-first-event "${file_sync_after_first}" \ |
49 | --sync-before-last-event "${file_sync_before_last}" >/dev/null 2>&1 & | |
50 | APP_PIDS+=(${!}) | |
4220447f CB |
51 | done |
52 | ||
0fc2834c MD |
53 | diag "Waiting for applications to be registered to sessiond" |
54 | ||
7972aab2 | 55 | reg_app_count=0 |
21dee66a | 56 | while [ $reg_app_count -ne $NUM_PROCESS ]; do |
c1896e2d KS |
57 | listing=$("${TESTDIR}/../src/bin/lttng/${LTTNG_BIN}" list -u) |
58 | reg_app_count=$(echo -n "${listing}" | sed "s#$TESTAPP_BIN#$TESTAPP_BIN\n#g" | grep -c "$TESTAPP_BIN") | |
7972aab2 | 59 | done |
4220447f | 60 | |
0fc2834c | 61 | pass "All applications are registered to sessiond" |
4220447f | 62 | |
8d5a3312 | 63 | TRACE_PATH=$(mktemp -d -t tmp.test_nprocesses_trace_path.XXXXXX) |
4220447f | 64 | |
c1896e2d | 65 | create_lttng_session_ok $SESSION_NAME "${TRACE_PATH}" |
4220447f | 66 | |
c4926bb5 | 67 | enable_ust_lttng_event_ok $SESSION_NAME $EVENT_NAME |
e563bbdb | 68 | start_lttng_tracing_ok $SESSION_NAME |
d3e8f6bb | 69 | |
c1896e2d | 70 | touch "${file_sync_before_last}" |
5fcaccbc | 71 | |
0fc2834c MD |
72 | # We don't validate whether the applications have traced here, rather |
73 | # just that they registered to sessiond (above). | |
4220447f | 74 | |
96340a01 | 75 | stop_lttng_tracing_ok $SESSION_NAME |
67b4c664 | 76 | destroy_lttng_session_ok $SESSION_NAME |
4220447f | 77 | |
5fcaccbc | 78 | #TODO: add trace validation. |
c7613334 | 79 | |
c1896e2d | 80 | rm -rf "${TRACE_PATH}" |
4220447f | 81 | |
5dca3876 | 82 | diag "Stopping all spawned applications" |
c1896e2d KS |
83 | kill "${APP_PIDS[@]}" |
84 | wait "${APP_PIDS[@]}" 2>/dev/null | |
85 | APP_PIDS=() | |
5dca3876 | 86 | pass "Stopped all spawned applications" |
4220447f | 87 | |
c1896e2d KS |
88 | rm -f "${file_sync_after_first}" |
89 | rm -f "${file_sync_before_last}" | |
5fcaccbc | 90 | |
c1896e2d | 91 | # shellcheck disable=SC2119 |
4220447f | 92 | stop_lttng_sessiond |