Gen-ust-events: use options instead of arguments
[lttng-tools.git] / tests / regression / ust / nprocesses / test_nprocesses
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1#!/bin/bash
2#
3# Copyright (C) - 2012 David Goulet <dgoulet@efficios.com>
4#
5# This library is free software; you can redistribute it and/or modify it under
6# the terms of the GNU Lesser General Public License as published by the Free
7# Software Foundation; version 2.1 of the License.
8#
9# This library is distributed in the hope that it will be useful, but WITHOUT
10# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
11# FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
12# details.
13#
14# You should have received a copy of the GNU Lesser General Public License
15# along with this library; if not, write to the Free Software Foundation, Inc.,
16# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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17NUM_PROCESS=30
18TEST_DESC="UST tracer - Generate $NUM_PROCESS process"
d3e8f6bb 19
ec8f26de 20CURDIR=$(dirname $0)/
9ac429ef 21TESTDIR=$CURDIR/../../..
0fc2834c 22NR_ITER=-1 # infinite loop
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23NR_USEC_WAIT=1000000
24TESTAPP_PATH="$TESTDIR/utils/testapp"
25TESTAPP_NAME="gen-ust-events"
26TESTAPP_BIN="$TESTAPP_PATH/$TESTAPP_NAME/$TESTAPP_NAME"
4220447f 27SESSION_NAME="ust-nprocesses"
21dee66a 28EVENT_NAME="tp:tptest"
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29TEST_WAIT_SEC=5
30NUM_TESTS=9
0fc2834c 31APPS_PID=
d3e8f6bb 32
9ac429ef 33source $TESTDIR/utils/utils.sh
d3e8f6bb 34
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35if [ ! -x "$TESTAPP_BIN" ]; then
36 BAIL_OUT "No UST $TESTAPP_BIN binary detected."
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37fi
38
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39# MUST set TESTDIR before calling those functions
40
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41plan_tests $NUM_TESTS
42
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43print_test_banner "$TEST_DESC"
44
fb3268e3 45start_lttng_sessiond
d3e8f6bb 46
0fc2834c 47# Start tests. Each is an infinite tracing loop.
d3e8f6bb 48
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49file_sync_after_first=$(mktemp -u)
50file_sync_before_last=$(mktemp -u)
51
0fc2834c 52diag "Starting $NUM_PROCESS test applications"
21dee66a 53for i in `seq 1 $NUM_PROCESS`
4220447f 54do
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55 $TESTAPP_BIN -i $NR_ITER -w $NR_USEC_WAIT \
56 --sync-after-first-event ${file_sync_after_first} \
57 --sync-before-last-event ${file_sync_before_last} >/dev/null 2>&1 &
0fc2834c 58 APPS_PID="${APPS_PID} ${!}"
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59done
60
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61diag "Waiting for applications to be registered to sessiond"
62
7972aab2 63reg_app_count=0
21dee66a 64while [ $reg_app_count -ne $NUM_PROCESS ]; do
7972aab2 65 listing=$($TESTDIR/../src/bin/lttng/$LTTNG_BIN list -u)
21dee66a 66 reg_app_count=$(echo -n $listing | sed "s#$TESTAPP_BIN#$TESTAPP_BIN\n#g" | grep "$TESTAPP_BIN" | wc -l)
7972aab2 67done
4220447f 68
0fc2834c 69pass "All applications are registered to sessiond"
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70
71TRACE_PATH=$(mktemp -d)
72
bf6ae429 73create_lttng_session_ok $SESSION_NAME $TRACE_PATH
4220447f 74
c4926bb5 75enable_ust_lttng_event_ok $SESSION_NAME $EVENT_NAME
e563bbdb 76start_lttng_tracing_ok $SESSION_NAME
d3e8f6bb 77
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78touch ${file_sync_before_last}
79
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80# We don't validate whether the applications have traced here, rather
81# just that they registered to sessiond (above).
4220447f 82
96340a01 83stop_lttng_tracing_ok $SESSION_NAME
67b4c664 84destroy_lttng_session_ok $SESSION_NAME
4220447f 85
5fcaccbc 86#TODO: add trace validation.
c7613334 87
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88rm -rf $TRACE_PATH
89
5dca3876 90diag "Stopping all spawned applications"
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91for p in ${APPS_PID}; do
92 kill ${p}
93 wait ${p} 2>/dev/null
94done
c7613334 95APPS_PID=
5dca3876 96pass "Stopped all spawned applications"
4220447f 97
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98rm -f ${file_sync_after_first}
99rm -f ${file_sync_before_last}
100
4220447f 101stop_lttng_sessiond
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