Tests: fix periodical flush tests to stop app

[lttng-tools.git] / tests / regression / ust / periodical-metadata-flush / test_periodical_metadata_flush

diff --git a/tests/regression/ust/periodical-metadata-flush/test_periodical_metadata_flush b/tests/regression/ust/periodical-metadata-flush/test_periodical_metadata_flush
index fe4550bf3db4e4f41638689996655006fe3f556c..ad9d33d521ddbbdb022040df5599f9a539777a12 100755 (executable)
--- a/tests/regression/ust/periodical-metadata-flush/test_periodical_metadata_flush
+++ b/tests/regression/ust/periodical-metadata-flush/test_periodical_metadata_flush
@@ -41,7 +41,7 @@ function enable_channel_per_uid()
        local sess_name=$1
        local channel_name=$2
 
-       $TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-channel --buffers-uid -u $channel_name -s $sess_name --switch-timer 1000000 >/dev/null 2>&1
+       $TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-channel --buffers-uid -u $channel_name -s $sess_name --switch-timer 100000 >/dev/null 2>&1
        ok $? "Enable channel $channel_name per UID for session $sess_name"
 }
 
@@ -50,7 +50,7 @@ function enable_channel_per_pid()
        local sess_name=$1
        local channel_name=$2
 
-       $TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-channel --buffers-pid -u $channel_name -s $sess_name --switch-timer 1000000 >/dev/null 2>&1
+       $TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-channel --buffers-pid -u $channel_name -s $sess_name --switch-timer 100000 >/dev/null 2>&1
        ok $? "Enable channel $channel_name per UID for session $sess_name"
 }
 
@@ -103,24 +103,36 @@ test_after_app_pid() {
 
        diag "Start application AFTER tracing is started"
 
-       # BEFORE application is spawned
        create_lttng_session $SESSION_NAME $TRACE_PATH
        enable_metadata_per_pid $SESSION_NAME
        enable_channel_per_pid $SESSION_NAME "channel0"
        enable_ust_lttng_event $SESSION_NAME $EVENT_NAME "channel0"
        start_lttng_tracing $SESSION_NAME
 
-       $TESTAPP_BIN $NR_ITER $NR_USEC_WAIT
+       # Start application after tracing
+       $TESTAPP_BIN $NR_ITER $NR_USEC_WAIT &
        ok $? "Start application to trace"
 
        # At least hit one event
        sleep 2
+
+       # Make sure the application does not generate any more data,
+       # thus ensuring that we are not flushing a packet concurrently
+       # with validate_trace.
+       killall -SIGSTOP -q $TESTAPP_NAME
+
+       # Give time to the consumer to write inflight data.
+       sleep 2
+
        validate_trace
        out=$?
 
        stop_lttng_tracing $SESSION_NAME
        destroy_lttng_session $SESSION_NAME
 
+       killall -SIGKILL -q $TESTAPP_NAME
+       wait_apps
+
        return $out
 }
 
@@ -132,7 +144,7 @@ test_before_app_pid() {
        $TESTAPP_BIN $NR_ITER $NR_USEC_WAIT &
        ok $? "Start application to trace"
 
-       # BEFORE application is spawned
+       # Start application before tracing
        create_lttng_session $SESSION_NAME $TRACE_PATH
        enable_metadata_per_pid $SESSION_NAME
        enable_channel_per_pid $SESSION_NAME "channel0"
@@ -141,12 +153,22 @@ test_before_app_pid() {
 
        # At least hit one event
        sleep 2
+
+       # Make sure the application does not generate any more data,
+       # thus ensuring that we are not flushing a packet concurrently
+       # with validate_trace.
+       killall -SIGSTOP -q $TESTAPP_NAME
+
+       # Give time to the consumer to write inflight data.
+       sleep 2
+
        validate_trace
        out=$?
 
        stop_lttng_tracing $SESSION_NAME
        destroy_lttng_session $SESSION_NAME
 
+       killall -SIGKILL -q $TESTAPP_NAME
        wait_apps
 
        return $out
@@ -157,24 +179,36 @@ test_after_app_uid() {
 
        diag "Start application AFTER tracing is started"
 
-       # BEFORE application is spawned
        create_lttng_session $SESSION_NAME $TRACE_PATH
        enable_metadata_per_uid $SESSION_NAME
        enable_channel_per_uid $SESSION_NAME "channel0"
        enable_ust_lttng_event $SESSION_NAME $EVENT_NAME "channel0"
        start_lttng_tracing $SESSION_NAME
 
-       $TESTAPP_BIN $NR_ITER $NR_USEC_WAIT
+       # Start application after tracing
+       $TESTAPP_BIN $NR_ITER $NR_USEC_WAIT &
        ok $? "Start application to trace"
 
        # At least hit one event
        sleep 2
+
+       # Make sure the application does not generate any more data,
+       # thus ensuring that we are not flushing a packet concurrently
+       # with validate_trace.
+       killall -SIGSTOP -q $TESTAPP_NAME
+
+       # Give time to the consumer to write inflight data.
+       sleep 2
+
        validate_trace
        out=$?
 
        stop_lttng_tracing $SESSION_NAME
        destroy_lttng_session $SESSION_NAME
 
+       killall -SIGKILL -q $TESTAPP_NAME
+       wait_apps
+
        return $out
 }
 
@@ -183,10 +217,10 @@ test_before_app_uid() {
 
        diag "Start application BEFORE tracing is started"
 
+       # Start application before tracing
        $TESTAPP_BIN $NR_ITER $NR_USEC_WAIT &
        ok $? "Start application to trace"
 
-       # BEFORE application is spawned
        create_lttng_session $SESSION_NAME $TRACE_PATH
        enable_metadata_per_uid $SESSION_NAME
        enable_channel_per_uid $SESSION_NAME "channel0"
@@ -195,12 +229,22 @@ test_before_app_uid() {
 
        # At least hit one event
        sleep 2
+
+       # Make sure the application does not generate any more data,
+       # thus ensuring that we are not flushing a packet concurrently
+       # with validate_trace.
+       killall -SIGSTOP -q $TESTAPP_NAME
+
+       # Give time to the consumer to write inflight data.
+       sleep 2
+
        validate_trace
        out=$?
 
        stop_lttng_tracing $SESSION_NAME
        destroy_lttng_session $SESSION_NAME
 
+       killall -SIGKILL -q $TESTAPP_NAME
        wait_apps
 
        return $out
@@ -226,7 +270,7 @@ start_lttng_sessiond
 while [ $i -lt $TEST_COUNT ]; do
        TRACE_PATH=$(mktemp -d)
        ${TESTS[$i]}
-       #rm -rf $TRACE_PATH
+       rm -rf $TRACE_PATH
        let "i++"
 done