+ # Multiply time by 2 to simplify integer arithmetic
+ if [ -n "$timeout_s" ]; then
+ dtimeleft_s=$((timeout_s * 2))
+ fi
+
+ if [ -n "$TEST_NO_SESSIOND" ] && [ "$TEST_NO_SESSIOND" == "1" ]; then
+ # Env variable requested no session daemon
+ return 0
+ fi
+
+ local retval=0
+
+ local runas_pids=
+ runas_pids=$(pgrep "$RUNAS_MATCH")
+
+ local pids=
+ pids=$(pgrep "$SESSIOND_MATCH")
+
+ if [ -n "$runas_pids" ]; then
+ pids="$pids $runas_pids"
+ fi
+
+ if [ -z "$pids" ]; then
+ if [ "$withtap" -eq "1" ]; then
+ pass "No session daemon to kill"
+ fi
+ return 0
+ fi
+
+ diag "Killing (signal $signal) $SESSIOND_BIN and lt-$SESSIOND_BIN pids: $(echo "$pids" | tr '\n' ' ')"
+
+ # shellcheck disable=SC2086
+ if ! kill -s $signal $pids 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST; then
+ retval=1
+ if [ "$withtap" -eq "1" ]; then
+ fail "Kill sessions daemon"
+ fi
+ else
+ out=1
+ while [ -n "$out" ]; do
+ out=$(pgrep "${SESSIOND_MATCH}")
+ if [ -n "$dtimeleft_s" ]; then
+ if [ $dtimeleft_s -lt 0 ]; then
+ out=
+ retval=1
+ fi
+ dtimeleft_s=$((dtimeleft_s - 1))
+ fi
+ sleep 0.5
+ done
+ out=1
+ while [ -n "$out" ]; do
+ out=$(pgrep "$CONSUMERD_MATCH")
+ if [ -n "$dtimeleft_s" ]; then
+ if [ $dtimeleft_s -lt 0 ]; then
+ out=
+ retval=1
+ fi
+ dtimeleft_s=$((dtimeleft_s - 1))
+ fi
+ sleep 0.5
+ done
+
+ if [ "$withtap" -eq "1" ]; then
+ if [ "$retval" -eq "0" ]; then
+ pass "Wait after kill session daemon"
+ else
+ fail "Wait after kill session daemon"
+ fi
+ fi
+ fi
+ if [ "$signal" = "SIGKILL" ]; then
+ if [ "$(id -u)" -eq "0" ]; then
+ local modules=
+ modules="$(lsmod | grep ^lttng | awk '{print $1}')"
+
+ if [ -n "$modules" ]; then
+ diag "Unloading all LTTng modules"
+ modprobe -r "$modules"
+ fi
+ fi
+ fi
+
+ return $retval
+}
+
+function stop_lttng_sessiond()
+{
+ stop_lttng_sessiond_opt 1 "$@"
+}
+
+function stop_lttng_sessiond_notap()
+{
+ stop_lttng_sessiond_opt 0 "$@"
+}
+
+function sigstop_lttng_sessiond_opt()
+{
+ local withtap=$1
+ local signal=SIGSTOP
+
+ if [ -n "$TEST_NO_SESSIOND" ] && [ "$TEST_NO_SESSIOND" == "1" ]; then
+ # Env variable requested no session daemon
+ return
+ fi
+
+ PID_SESSIOND="$(pgrep "${SESSIOND_MATCH}") $(pgrep "$RUNAS_MATCH")"
+
+ if [ "$withtap" -eq "1" ]; then
+ diag "Sending SIGSTOP to lt-$SESSIOND_BIN and $SESSIOND_BIN pids: $(echo "$PID_SESSIOND" | tr '\n' ' ')"
+ fi
+
+ # shellcheck disable=SC2086
+ if ! kill -s $signal $PID_SESSIOND 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST; then
+ if [ "$withtap" -eq "1" ]; then
+ fail "Sending SIGSTOP to session daemon"
+ fi
+ else
+ out=1
+ while [ $out -ne 0 ]; do
+ pid="$(pgrep "$SESSIOND_MATCH")"
+
+ # Wait until state becomes stopped for session
+ # daemon(s).
+ out=0
+ for sessiond_pid in $pid; do
+ state="$(ps -p "$sessiond_pid" -o state= )"
+ if [[ -n "$state" && "$state" != "T" ]]; then
+ out=1
+ fi
+ done
+ sleep 0.5
+ done
+ if [ "$withtap" -eq "1" ]; then
+ pass "Sending SIGSTOP to session daemon"
+ fi
+ fi
+}
+
+function sigstop_lttng_sessiond()
+{
+ sigstop_lttng_sessiond_opt 1 "$@"
+}
+
+function sigstop_lttng_sessiond_notap()
+{
+ sigstop_lttng_sessiond_opt 0 "$@"
+}
+
+function stop_lttng_consumerd_opt()
+{
+ local withtap=$1
+ local signal=$2
+
+ if [ -z "$signal" ]; then
+ signal=SIGTERM
+ fi
+
+ local timeout_s=$3
+ local dtimeleft_s=
+
+ # Multiply time by 2 to simplify integer arithmetic
+ if [ -n "$timeout_s" ]; then
+ dtimeleft_s=$((timeout_s * 2))
+ fi
+
+ local retval=0
+
+ PID_CONSUMERD="$(pgrep "$CONSUMERD_MATCH")"
+
+ if [ -z "$PID_CONSUMERD" ]; then
+ if [ "$withtap" -eq "1" ]; then
+ pass "No consumer daemon to kill"
+ fi
+ return 0
+ fi
+
+ diag "Killing (signal $signal) $CONSUMERD_BIN pids: $(echo "$PID_CONSUMERD" | tr '\n' ' ')"
+
+ # shellcheck disable=SC2086
+ if ! kill -s $signal $PID_CONSUMERD 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST; then
+ retval=1
+ if [ "$withtap" -eq "1" ]; then
+ fail "Kill consumer daemon"
+ fi
+ else
+ out=1
+ while [ $out -ne 0 ]; do
+ pid="$(pgrep "$CONSUMERD_MATCH")"
+
+ # If consumerds are still present check their status.
+ # A zombie status qualifies the consumerd as *killed*
+ out=0
+ for consumer_pid in $pid; do
+ state="$(ps -p "$consumer_pid" -o state= )"
+ if [[ -n "$state" && "$state" != "Z" ]]; then
+ out=1
+ fi
+ done
+ if [ -n "$dtimeleft_s" ]; then
+ if [ $dtimeleft_s -lt 0 ]; then
+ out=0
+ retval=1
+ fi
+ dtimeleft_s=$((dtimeleft_s - 1))
+ fi
+ sleep 0.5
+ done
+ if [ "$withtap" -eq "1" ]; then
+ if [ "$retval" -eq "0" ]; then
+ pass "Wait after kill consumer daemon"
+ else
+ fail "Wait after kill consumer daemon"
+ fi
+ fi
+ fi
+
+ return $retval
+}
+
+function stop_lttng_consumerd()
+{
+ stop_lttng_consumerd_opt 1 "$@"
+}
+
+function stop_lttng_consumerd_notap()
+{
+ stop_lttng_consumerd_opt 0 "$@"
+}
+
+function sigstop_lttng_consumerd_opt()
+{
+ local withtap=$1
+ local signal=SIGSTOP
+
+ PID_CONSUMERD="$(pgrep "$CONSUMERD_MATCH")"
+
+ diag "Sending SIGSTOP to $CONSUMERD_BIN pids: $(echo "$PID_CONSUMERD" | tr '\n' ' ')"
+
+ # shellcheck disable=SC2086
+ kill -s $signal $PID_CONSUMERD 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
+ retval=$?
+
+ if [ $retval -eq 1 ]; then
+ if [ "$withtap" -eq "1" ]; then
+ fail "Sending SIGSTOP to consumer daemon"
+ fi
+ return 1
+ else
+ out=1
+ while [ $out -ne 0 ]; do
+ pid="$(pgrep "$CONSUMERD_MATCH")"
+
+ # Wait until state becomes stopped for all
+ # consumers.
+ out=0
+ for consumer_pid in $pid; do
+ state="$(ps -p "$consumer_pid" -o state= )"
+ if [[ -n "$state" && "$state" != "T" ]]; then
+ out=1
+ fi
+ done
+ sleep 0.5
+ done
+ if [ "$withtap" -eq "1" ]; then
+ pass "Sending SIGSTOP to consumer daemon"
+ fi
+ fi
+ return $retval
+}
+
+function sigstop_lttng_consumerd()
+{
+ sigstop_lttng_consumerd_opt 1 "$@"
+}
+
+function sigstop_lttng_consumerd_notap()
+{
+ sigstop_lttng_consumerd_opt 0 "$@"
+}
+
+function list_lttng_with_opts ()
+{
+ local opts=$1
+ $TESTDIR/../src/bin/lttng/$LTTNG_BIN list $opts 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
+ ok $? "Lttng-tool list command with option $opts"
+}
+
+function create_lttng_session_no_output ()
+{
+ local sess_name=$1
+ local opts="${@:2}"
+
+ $TESTDIR/../src/bin/lttng/$LTTNG_BIN create $sess_name --no-output $opts 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
+ ok $? "Create session $sess_name in no-output mode"
+}
+
+function create_lttng_session_uri () {
+ local sess_name=$1
+ local uri=$2
+ local opts="${@:3}"
+
+ $TESTDIR/../src/bin/lttng/$LTTNG_BIN create $sess_name -U $uri $opts 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
+ ok $? "Create session $sess_name with uri:$uri and opts: $opts"
+}
+
+function create_lttng_session ()
+{
+ local withtap=$1
+ local expected_to_fail=$2
+ local sess_name=$3
+ local trace_path=$4
+ local opt=$5
+
+ if [ -z "$trace_path" ]; then
+ # Use lttng-sessiond default output.
+ trace_path=""
+ else
+ trace_path="-o $trace_path"
+ fi
+
+ $TESTDIR/../src/bin/lttng/$LTTNG_BIN create "$sess_name" $trace_path $opt 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
+ ret=$?
+ if [ $expected_to_fail -eq "1" ]; then
+ test "$ret" -ne "0"
+ ret=$?
+ if [ $withtap -eq "1" ]; then
+ ok $ret "Create session $sess_name in $trace_path failed as expected"
+ fi
+ else
+ if [ $withtap -eq "1" ]; then
+ ok $ret "Create session $sess_name in $trace_path"
+ fi
+ fi
+ return $ret
+}
+
+function create_lttng_session_ok ()
+{
+ create_lttng_session 1 0 "$@"
+}
+
+function create_lttng_session_fail ()
+{
+ create_lttng_session 1 1 "$@"
+}
+
+function create_lttng_session_notap ()
+{
+ create_lttng_session 0 0 "$@"
+}
+
+
+function enable_ust_lttng_channel ()
+{
+ local withtap=$1
+ local expected_to_fail=$2
+ local sess_name=$3
+ local channel_name=$4
+ local opt=$5
+
+ $TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-channel -u $channel_name -s $sess_name $opt 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
+ ret=$?
+ if [[ $expected_to_fail -eq "1" ]]; then
+ test "$ret" -ne "0"
+ ret=$?
+ if [ $withtap -eq "1" ]; then
+ ok $ret "Enable channel $channel_name for session $sess_name failed as expected"
+ fi
+ else
+ if [ $withtap -eq "1" ]; then
+ ok $ret "Enable channel $channel_name for session $sess_name"
+ fi
+ fi
+ return $ret
+}
+
+function enable_ust_lttng_channel_ok ()
+{
+ enable_ust_lttng_channel 1 0 "$@"
+}
+
+function enable_ust_lttng_channel_fail ()
+{
+ enable_ust_lttng_channel 1 1 "$@"
+}
+
+function enable_ust_lttng_channel_notap ()
+{
+ enable_ust_lttng_channel 0 0 "$@"
+}
+
+function disable_ust_lttng_channel()
+{
+ local sess_name=$1
+ local channel_name=$2
+
+ $TESTDIR/../src/bin/lttng/$LTTNG_BIN disable-channel -u $channel_name -s $sess_name 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
+ ok $? "Disable channel $channel_name for session $sess_name"
+}
+
+function enable_lttng_mmap_overwrite_kernel_channel()
+{
+ local sess_name=$1
+ local channel_name=$2
+
+ $TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-channel -s $sess_name $channel_name -k --output mmap --overwrite 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
+ ok $? "Enable channel $channel_name for session $sess_name"
+}
+
+function enable_lttng_mmap_discard_small_kernel_channel()
+{
+ local sess_name=$1
+ local channel_name=$2
+
+ $TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-channel -s $sess_name $channel_name -k --output mmap --discard --subbuf-size=$(getconf PAGE_SIZE) --num-subbuf=2 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
+ ok $? "Enable small discard channel $channel_name for session $sess_name"
+}
+
+function enable_lttng_mmap_overwrite_small_kernel_channel()
+{
+ local sess_name=$1
+ local channel_name=$2
+
+ $TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-channel -s $sess_name $channel_name -k --output mmap --overwrite --subbuf-size=$(getconf PAGE_SIZE) --num-subbuf=2 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
+ ok $? "Enable small discard channel $channel_name for session $sess_name"
+}
+
+function enable_lttng_mmap_overwrite_ust_channel()
+{
+ local sess_name=$1
+ local channel_name=$2
+
+ $TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-channel -s $sess_name $channel_name -u --output mmap --overwrite 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
+ ok $? "Enable channel $channel_name for session $sess_name"
+}
+
+function enable_ust_lttng_event ()
+{
+ local withtap=$1
+ local expected_to_fail=$2
+ local sess_name=$3
+ local event_name="$4"
+ local channel_name=$5
+
+ if [ -z $channel_name ]; then
+ # default channel if none specified
+ chan=""
+ else
+ chan="-c $channel_name"
+ fi
+
+ $TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-event "$event_name" $chan -s $sess_name -u 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
+ ret=$?
+ if [[ $expected_to_fail -eq "1" ]]; then
+ test $ret -ne "0"
+ ret=$?
+ if [[ $withtap -eq "1" ]]; then
+ ok $ret "Enable ust event $event_name for session $session_name failed as expected"
+ fi
+ else
+ if [[ $withtap -eq "1" ]]; then
+ ok $ret "Enable ust event $event_name for session $sess_name"
+ fi
+ fi
+ return $ret
+}
+
+function enable_ust_lttng_event_ok ()
+{
+ enable_ust_lttng_event 1 0 "$@"
+}
+
+function enable_ust_lttng_event_fail ()
+{
+ enable_ust_lttng_event 1 1 "$@"
+}
+
+function enable_ust_lttng_event_notap ()
+{
+ enable_ust_lttng_event 0 0 "$@"
+}
+
+function enable_jul_lttng_event()
+{
+ sess_name=$1
+ event_name="$2"
+ channel_name=$3
+
+ if [ -z $channel_name ]; then
+ # default channel if none specified
+ chan=""
+ else
+ chan="-c $channel_name"
+ fi
+
+ $TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-event "$event_name" $chan -s $sess_name -j 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
+ ok $? "Enable JUL event $event_name for session $sess_name"
+}
+
+function enable_jul_lttng_event_loglevel()
+{
+ local sess_name=$1
+ local event_name="$2"
+ local loglevel=$3
+ local channel_name=$4
+
+ if [ -z $channel_name ]; then
+ # default channel if none specified
+ chan=""
+ else
+ chan="-c $channel_name"
+ fi
+
+ $TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-event --loglevel $loglevel "$event_name" $chan -s $sess_name -j 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
+ ok $? "Enable JUL event $event_name for session $sess_name with loglevel $loglevel"
+}
+
+function enable_log4j_lttng_event()
+{
+ sess_name=$1
+ event_name="$2"
+ channel_name=$3
+
+ if [ -z $channel_name ]; then
+ # default channel if none specified
+ chan=""
+ else
+ chan="-c $channel_name"
+ fi
+
+ $TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-event "$event_name" $chan -s $sess_name -l 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
+ ok $? "Enable LOG4J event $event_name for session $sess_name"
+}
+
+function enable_log4j_lttng_event_loglevel()
+{
+ local sess_name=$1
+ local event_name="$2"
+ local loglevel=$3
+ local channel_name=$4
+
+ if [ -z $channel_name ]; then
+ # default channel if none specified
+ chan=""
+ else
+ chan="-c $channel_name"
+ fi
+
+ $TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-event --loglevel $loglevel "$event_name" $chan -s $sess_name -l 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
+ ok $? "Enable LOG4J event $event_name for session $sess_name with loglevel $loglevel"
+}
+
+function enable_python_lttng_event()
+{
+ sess_name=$1
+ event_name="$2"
+ channel_name=$3
+
+ if [ -z $channel_name ]; then
+ # default channel if none specified
+ chan=""
+ else
+ chan="-c $channel_name"
+ fi
+
+ $TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-event "$event_name" $chan -s $sess_name -p 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
+ ok $? "Enable Python event $event_name for session $sess_name"
+}
+
+function enable_python_lttng_event_loglevel()
+{
+ local sess_name=$1
+ local event_name="$2"
+ local loglevel=$3
+ local channel_name=$4
+
+ if [ -z $channel_name ]; then
+ # default channel if none specified
+ chan=""
+ else
+ chan="-c $channel_name"
+ fi
+
+ $TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-event --loglevel $loglevel "$event_name" $chan -s $sess_name -p 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
+ ok $? "Enable Python event $event_name for session $sess_name with loglevel $loglevel"
+}
+
+function enable_ust_lttng_event_filter()
+{
+ local sess_name="$1"
+ local event_name="$2"
+ local filter="$3"
+
+ $TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-event "$event_name" -s $sess_name -u --filter "$filter" 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
+ ok $? "Enable event $event_name with filtering for session $sess_name"
+}
+
+function enable_ust_lttng_event_loglevel()
+{
+ local sess_name="$1"
+ local event_name="$2"
+ local loglevel="$3"
+
+ $TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-event "$event_name" -s $sess_name -u --loglevel $loglevel 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
+ ok $? "Enable event $event_name with loglevel $loglevel"
+}
+
+function enable_ust_lttng_event_loglevel_only()
+{
+ local sess_name="$1"
+ local event_name="$2"
+ local loglevel="$3"
+
+ $TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-event "$event_name" -s $sess_name -u --loglevel-only $loglevel 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
+ ok $? "Enable event $event_name with loglevel-only $loglevel"
+}
+
+function disable_ust_lttng_event ()
+{
+ local sess_name="$1"
+ local event_name="$2"
+ local channel_name="$3"
+
+ if [ -z $channel_name ]; then
+ # default channel if none specified
+ chan=""
+ else
+ chan="-c $channel_name"
+ fi
+
+ $TESTDIR/../src/bin/lttng/$LTTNG_BIN disable-event "$event_name" -s $sess_name $chan -u 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
+ ok $? "Disable event $event_name for session $sess_name"
+}
+
+function disable_jul_lttng_event ()
+{
+ local sess_name="$1"
+ local event_name="$2"
+
+ $TESTDIR/../src/bin/lttng/$LTTNG_BIN disable-event "$event_name" -s $sess_name -j >/dev/null 2>&1
+ ok $? "Disable JUL event $event_name for session $sess_name"
+}
+
+function disable_log4j_lttng_event ()
+{
+ local sess_name="$1"
+ local event_name="$2"
+
+ $TESTDIR/../src/bin/lttng/$LTTNG_BIN disable-event "$event_name" -s $sess_name -l >/dev/null 2>&1
+ ok $? "Disable LOG4J event $event_name for session $sess_name"
+}
+
+function disable_python_lttng_event ()
+{
+ local sess_name="$1"
+ local event_name="$2"
+
+ $TESTDIR/../src/bin/lttng/$LTTNG_BIN disable-event "$event_name" -s $sess_name -p 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
+ ok $? "Disable Python event $event_name for session $sess_name"
+}
+
+function start_lttng_tracing_opt ()
+{
+ local withtap=$1
+ local expected_to_fail=$2
+ local sess_name=$3
+
+ $TESTDIR/../src/bin/lttng/$LTTNG_BIN start $sess_name 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
+ ret=$?
+ if [[ $expected_to_fail -eq "1" ]]; then
+ test "$ret" -ne "0"
+ ret=$?
+ if [ $withtap -eq "1" ]; then
+ ok $? "Start tracing for session $sess_name failed as expected"
+ fi
+ else
+ if [ $withtap -eq "1" ]; then
+ ok $ret "Start tracing for session $sess_name"
+ fi
+ fi
+}
+
+function start_lttng_tracing_ok ()
+{
+ start_lttng_tracing_opt 1 0 "$@"
+}
+
+function start_lttng_tracing_fail ()
+{
+ start_lttng_tracing_opt 1 1 "$@"
+}
+
+function start_lttng_tracing_notap ()
+{
+ start_lttng_tracing_opt 0 1 "$@"
+}
+
+function stop_lttng_tracing_opt ()
+{
+ local withtap=$1
+ local expected_to_fail=$2
+ local sess_name=$3
+
+ $TESTDIR/../src/bin/lttng/$LTTNG_BIN stop $sess_name 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
+ ret=$?
+ if [[ $expected_to_fail -eq "1" ]]; then
+ test "$ret" -ne "0"
+ ret=$?
+ if [ $withtap -eq "1" ]; then
+ ok $? "Stop lttng tracing for session $sess_name failed as expected"
+ fi
+ else
+ if [ $withtap -eq "1" ]; then
+ ok $ret "Stop lttng tracing for session $sess_name"
+ fi
+ fi
+}
+
+function stop_lttng_tracing_ok ()
+{
+ stop_lttng_tracing_opt 1 0 "$@"
+}
+
+function stop_lttng_tracing_fail ()
+{
+ stop_lttng_tracing_opt 1 1 "$@"
+}
+
+function stop_lttng_tracing_notap ()
+{
+ stop_lttng_tracing_opt 0 0 "$@"
+}
+
+function destroy_lttng_session ()
+{
+ local withtap=$1
+ local expected_to_fail=$2
+ local sess_name=$3
+
+ $TESTDIR/../src/bin/lttng/$LTTNG_BIN destroy $sess_name 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
+ ret=$?
+ if [[ $expected_to_fail -eq "1" ]]; then
+ test "$ret" -ne "0"
+ ret=$?
+ if [ $withtap -eq "1" ]; then
+ ok $ret "Destroy session $sess_name failed as expected"
+ fi
+ else
+ if [ $withtap -eq "1" ]; then
+ ok $ret "Destroy session $sess_name"
+ fi
+ fi
+}
+
+function destroy_lttng_session_ok ()
+{
+ destroy_lttng_session 1 0 "$@"
+
+}
+
+function destroy_lttng_session_fail ()
+{
+ destroy_lttng_session 1 1 "$@"
+}
+
+function destroy_lttng_session_notap ()
+{
+ destroy_lttng_session 0 0 "$@"
+}
+
+function destroy_lttng_sessions ()
+{
+ $TESTDIR/../src/bin/lttng/$LTTNG_BIN destroy --all 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
+ ok $? "Destroy all lttng sessions"
+}
+
+function lttng_snapshot_add_output ()
+{
+ local expected_to_fail=$1
+ local sess_name=$2
+ local trace_path=$3
+
+ $TESTDIR/../src/bin/lttng/$LTTNG_BIN snapshot add-output -s $sess_name $trace_path 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
+ ret=$?
+ if [[ $expected_to_fail -eq 1 ]]; then
+ test "$ret" -ne "0"
+ ok $? "Added snapshot output file://$trace_path failed as expected"
+ else
+ ok $ret "Added snapshot output file://$trace_path"
+ fi
+}
+
+function lttng_snapshot_add_output_ok ()
+{
+ lttng_snapshot_add_output 0 "$@"
+}
+
+function lttng_snapshot_add_output_fail ()
+{
+ lttng_snapshot_add_output 1 "$@"
+}
+
+function lttng_snapshot_del_output ()
+{
+ local expected_to_fail=$1
+ local sess_name=$2
+ local id=$3
+
+ $TESTDIR/../src/bin/lttng/$LTTNG_BIN snapshot del-output -s $sess_name $id 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
+ ret=$?
+ if [[ $expected_to_fail -eq "1" ]]; then
+ test "$ret" -ne "0"
+ ok $? "Deleted snapshot output id $id failed as expected"
+ else
+ ok $ret "Deleted snapshot output id $id"
+ fi
+}
+
+function lttng_snapshot_del_output_ok ()
+{
+ lttng_snapshot_del_output 0 "$@"
+}
+
+function lttng_snapshot_del_output_fail ()
+{
+ lttng_snapshot_del_output 1 "$@"
+}
+
+function lttng_snapshot_record ()
+{
+ local sess_name=$1
+ local trace_path=$2
+
+ $TESTDIR/../src/bin/lttng/$LTTNG_BIN snapshot record -s $sess_name $trace_path 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
+ ok $? "Snapshot recorded"
+}
+
+function lttng_snapshot_list ()
+{
+ local sess_name=$1
+ $TESTDIR/../src/bin/lttng/$LTTNG_BIN snapshot list-output -s $sess_name 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
+ ok $? "Snapshot list"
+}
+
+function lttng_save()
+{
+ local sess_name=$1
+ local opts=$2
+
+ $TESTDIR/../src/bin/lttng/$LTTNG_BIN save $sess_name $opts 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
+ ok $? "Session saved"
+}
+
+function lttng_load()
+{
+ local expected_to_fail=$1
+ local opts=$2
+
+ $TESTDIR/../src/bin/lttng/$LTTNG_BIN load $opts 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
+ ret=$?
+ if [[ $expected_to_fail -eq "1" ]]; then
+ test $ret -ne "0"
+ ok $? "Load command failed as expected with opts: $opts"
+ else
+ ok $ret "Load command with opts: $opts"
+ fi
+}
+
+function lttng_load_ok()
+{
+ lttng_load 0 "$@"
+}
+
+function lttng_load_fail()
+{
+ lttng_load 1 "$@"
+}
+
+function lttng_track()
+{
+ local expected_to_fail=$1
+ local opts=$2
+ $TESTDIR/../src/bin/lttng/$LTTNG_BIN track $opts >$OUTPUT_DEST
+ ret=$?
+ if [[ $expected_to_fail -eq "1" ]]; then
+ test $ret -ne "0"
+ ok $? "Track command failed as expected with opts: $opts"
+ else
+ ok $ret "Track command with opts: $opts"
+ fi
+}
+
+function lttng_track_ok()
+{
+ lttng_track 0 "$@"
+}
+
+function lttng_track_fail()
+{
+ lttng_track 1 "$@"
+}
+
+function lttng_untrack()
+{
+ local expected_to_fail=$1
+ local opts=$2
+ $TESTDIR/../src/bin/lttng/$LTTNG_BIN untrack $opts >$OUTPUT_DEST
+ ret=$?
+ if [[ $expected_to_fail -eq "1" ]]; then
+ test $ret -ne "0"
+ ok $? "Untrack command failed as expected with opts: $opts"
+ else
+ ok $ret "Untrack command with opts: $opts"
+ fi
+}
+
+function lttng_untrack_ok()
+{
+ lttng_untrack 0 "$@"
+}
+
+function lttng_untrack_fail()
+{
+ lttng_untrack 1 "$@"
+}
+
+function lttng_track_pid_ok()
+{
+ PID=$1
+ "$TESTDIR/../src/bin/lttng/$LTTNG_BIN" track --kernel --pid=$PID 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
+ ok $? "Lttng track pid on the kernel domain"
+}
+
+function lttng_untrack_kernel_all_ok()
+{
+ "$TESTDIR/../src/bin/lttng/$LTTNG_BIN" untrack --kernel --pid --all 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
+ ok $? "Lttng untrack all pid on the kernel domain"
+}
+
+function lttng_add_context_list()
+{
+ $TESTDIR/../src/bin/lttng/$LTTNG_BIN add-context --list 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
+ ret=$?
+ ok $ret "Context listing"
+}
+
+function add_context_lttng()
+{
+ local expected_to_fail="$1"
+ local domain="$2"
+ local session_name="$3"
+ local channel_name="$4"
+ local type="$5"
+
+ $TESTDIR/../src/bin/lttng/$LTTNG_BIN add-context -s $session_name -c $channel_name -t $type $domain 1> $OUTPUT_DEST 2> $ERROR_OUTPUT_DEST
+ ret=$?
+ if [[ $expected_to_fail -eq "1" ]]; then
+ test $ret -ne "0"
+ ok $? "Add context command failed as expected for type: $type"
+ else
+ ok $ret "Add context command for type: $type"
+ fi
+}
+
+function add_context_ust_ok()
+{
+ add_context_lttng 0 -u "$@"
+}
+
+function add_context_ust_fail()
+{
+ add_context_lttng 1 -u "$@"
+}
+
+function add_context_kernel_ok()
+{
+ add_context_lttng 0 -k "$@"
+}
+
+function add_context_kernel_fail()
+{
+ add_context_lttng 1 -k "$@"
+}
+
+function validate_metadata_event ()
+{
+ local event_name=$1
+ local nr_event_id=$2
+ local trace_path=$3
+
+ local metadata_file=$(find $trace_path | grep metadata)
+ local metadata_path=$(dirname $metadata_file)
+
+ which $BABELTRACE_BIN >/dev/null
+ skip $? -ne 0 "Babeltrace binary not found. Skipping trace matches"
+
+ local count=$($BABELTRACE_BIN --output-format=ctf-metadata $metadata_path | grep $event_name | wc -l)
+
+ if [ "$count" -ne "$nr_event_id" ]; then
+ fail "Metadata match with the metadata of $count event(s) named $event_name"
+ diag "$count matching event id found in metadata"
+ else
+ pass "Metadata match with the metadata of $count event(s) named $event_name"
+ fi
+
+}
+
+function trace_matches ()
+{
+ local event_name=$1
+ local nr_iter=$2
+ local trace_path=$3
+
+ which $BABELTRACE_BIN >/dev/null
+ skip $? -ne 0 "Babeltrace binary not found. Skipping trace matches"
+
+ local count=$($BABELTRACE_BIN $trace_path | grep $event_name | wc -l)
+
+ if [ "$count" -ne "$nr_iter" ]; then
+ fail "Trace match"
+ diag "$count matching events found in trace"
+ else
+ pass "Trace match"
+ fi
+}
+
+function trace_match_only()
+{
+ local event_name=$1
+ local nr_iter=$2
+ local trace_path=$3
+
+ which $BABELTRACE_BIN >/dev/null
+ skip $? -ne 0 "Babeltrace binary not found. Skipping trace matches"
+
+ local count=$($BABELTRACE_BIN $trace_path | grep $event_name | wc -l)
+ local total=$($BABELTRACE_BIN $trace_path | wc -l)
+
+ if [ "$nr_iter" -eq "$count" ] && [ "$total" -eq "$nr_iter" ]; then
+ pass "Trace match with $total event $event_name"
+ else
+ fail "Trace match"
+ diag "$total event(s) found, expecting $nr_iter of event $event_name and only found $count"