Tests: kernel wildcards
authorMathieu Desnoyers <mathieu.desnoyers@efficios.com>
Fri, 4 Sep 2015 23:53:19 +0000 (19:53 -0400)
committerJérémie Galarneau <jeremie.galarneau@efficios.com>
Sun, 6 Sep 2015 19:17:49 +0000 (15:17 -0400)
Fixes #920

Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
Signed-off-by: Jérémie Galarneau <jeremie.galarneau@efficios.com>
tests/regression/tools/wildcard/test_event_wildcard
tests/root_regression
tests/utils/utils.sh

index b487961c657a188adec8dbae80ad9317c440bd2d..126bdae6bff7e3ea2b86577f40f37bed386a068a 100755 (executable)
@@ -16,7 +16,7 @@
 # this program; if not, write to the Free Software Foundation, Inc., 51
 # Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 
-TEST_DESC="UST tracer - Event wildcard"
+TEST_DESC="LTTng - Event wildcard test"
 
 CURDIR=$(dirname $0)/
 TESTDIR=$CURDIR/../../..
@@ -25,28 +25,38 @@ TESTAPP_PATH="$TESTDIR/utils/testapp"
 TESTAPP_NAME="gen-ust-events"
 TESTAPP_BIN="$TESTAPP_PATH/$TESTAPP_NAME/$TESTAPP_NAME"
 SESSION_NAME="wildcard"
-EVENT_NAME="tp:tptest"
-NUM_TESTS=39
 NR_ITER=100
+NUM_GLOBAL_TESTS=2
+NUM_UST_TESTS=37
+NUM_KERNEL_TESTS=37
+NUM_TESTS=$(($NUM_UST_TESTS+$NUM_KERNEL_TESTS+$NUM_GLOBAL_TESTS))
 
 source $TESTDIR/utils/utils.sh
 
-if [ ! -x "$TESTAPP_BIN" ]; then
-       BAIL_OUT "No UST nevents binary detected."
-fi
+function run_ust
+{
+       $TESTAPP_BIN $NR_ITER $NR_USEC_WAIT
+}
+
+function run_kernel
+{
+       # Trigger the event for 100 iterations
+       echo -n "100" > /proc/lttng-test-filter-event
+}
 
 function test_event_wildcard()
 {
        TRACE_PATH=$(mktemp -d)
-       FIND="${1}"
-       WILDCARD="${2}"
+       DOMAIN="$1"
+       FIND="$2"
+       WILDCARD="$3"
 
        create_lttng_session_ok $SESSION_NAME $TRACE_PATH
-       enable_ust_lttng_event_ok $SESSION_NAME "$WILDCARD"
+       enable_${DOMAIN}_lttng_event_ok $SESSION_NAME "$WILDCARD"
 
        start_lttng_tracing_ok
 
-       $TESTAPP_BIN $NR_ITER $NR_USEC_WAIT
+       run_${DOMAIN}
        ok $? "Traced application stopped."
 
        stop_lttng_tracing_ok
@@ -64,16 +74,16 @@ function test_event_wildcard()
 function test_event_wildcard_fail()
 {
        TRACE_PATH=$(mktemp -d)
-       WILDCARD="${1}"
+       DOMAIN="$1"
+       WILDCARD="$2"
 
        create_lttng_session_ok $SESSION_NAME $TRACE_PATH
-       enable_ust_lttng_event_fail $SESSION_NAME "$WILDCARD"
+       enable_${DOMAIN}_lttng_event_fail $SESSION_NAME "$WILDCARD"
        destroy_lttng_session_ok $SESSION_NAME
 
        rm -rf $TRACE_PATH
 }
 
-
 # MUST set TESTDIR before calling those functions
 plan_tests $NUM_TESTS
 
@@ -81,13 +91,48 @@ print_test_banner "$TEST_DESC"
 
 start_lttng_sessiond
 
-test_event_wildcard 1 'tp:tp*'
-test_event_wildcard 1 '*'
-test_event_wildcard 1 'tp:tptest*'
-test_event_wildcard 0 'tp:abc*'
+diag "Test UST wildcard"
+
+if [ ! -x "$TESTAPP_BIN" ]; then
+       BAIL_OUT "No UST nevents binary detected."
+fi
+
+EVENT_NAME="tp:tptest"
+
+test_event_wildcard ust 1 'tp:tp*'
+test_event_wildcard ust 1 '*'
+test_event_wildcard ust 1 'tp:tptest*'
+test_event_wildcard ust 0 'tp:abc*'
+
+test_event_wildcard_fail ust 'tp:*tp'
+test_event_wildcard_fail ust 'tp:tp**'
+test_event_wildcard_fail ust '*tp:tp*'
+
+
+if [ "$(id -u)" == "0" ]; then
+       isroot=1
+else
+       isroot=0
+fi
 
-test_event_wildcard_fail 'tp:*tp'
-test_event_wildcard_fail 'tp:tp**'
-test_event_wildcard_fail '*tp:tp*'
+skip $isroot "Root access is needed. Skipping all kernel wildcard tests." $NUM_KERNEL_TESTS ||
+{
+       diag "Test kernel wildcards"
+
+       modprobe lttng-test
+
+       EVENT_NAME="lttng_test_filter_event"
+
+       test_event_wildcard kernel 1 'lttng_test_*'
+       test_event_wildcard kernel 1 '*'
+       test_event_wildcard kernel 1 'lttng_test_filter_event*'
+       test_event_wildcard kernel 0 'lttng_test_asdfasdf*'
+
+       test_event_wildcard_fail kernel 'tp_*tp'
+       test_event_wildcard_fail kernel 'tp_tp**'
+       test_event_wildcard_fail kernel '*tp_tp*'
+
+       rmmod lttng-test
+}
 
 stop_lttng_sessiond
index 050ac92687ed09db95f4958c88c2fc33686f714c..194bc59e0b24e6d49bddaa249e264eb14414a03a 100644 (file)
@@ -11,3 +11,4 @@ regression/tools/health/test_thread_ok
 regression/tools/filtering/test_invalid_filter
 regression/tools/filtering/test_unsupported_op
 regression/tools/filtering/test_valid_filter
+regression/tools/wildcard/test_event_wildcard
index 1e1e7910dfe4d60938f829e14f00b1071217be0d..d466ee681b2727a00aab265df611deef2a513e15 100644 (file)
@@ -86,18 +86,19 @@ function randstring()
        echo
 }
 
-function lttng_enable_kernel_event
+function enable_kernel_lttng_event
 {
-       local sess_name=$1
-       local event_name=$2
-       local channel_name=$3
+       local expected_to_fail="$1"
+       local sess_name="$2"
+       local event_name="$3"
+       local channel_name="$4"
 
-       if [ -z $event_name ]; then
+       if [ -z "$event_name" ]; then
                # Enable all event if no event name specified
                event_name="-a"
        fi
 
-       if [ -z $channel_name ]; then
+       if [ -z "$channel_name" ]; then
                # default channel if none specified
                chan=""
        else
@@ -105,7 +106,29 @@ function lttng_enable_kernel_event
        fi
 
        $TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-event "$event_name" $chan -s $sess_name -k 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
-       ok $? "Enable kernel event $event_name for session $sess_name"
+       ret=$?
+       if [[ $expected_to_fail -eq "1" ]]; then
+               test $ret -ne "0"
+               ok $? "Enable kernel event $event_name for session $session_name on channel $channel_name failed as expected"
+       else
+               ok $ret "Enable kernel event $event_name for session $sess_name"
+       fi
+}
+
+function enable_kernel_lttng_event_ok ()
+{
+       enable_kernel_lttng_event 0 "$@"
+}
+
+function enable_kernel_lttng_event_fail ()
+{
+       enable_kernel_lttng_event 1 "$@"
+}
+
+# Old interface
+function lttng_enable_kernel_event
+{
+       enable_kernel_lttng_event_ok "$@"
 }
 
 function lttng_enable_kernel_syscall()
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