From: Jonathan Rajotte <jonathan.rajotte-julien@efficios.com>
Date: Thu, 23 Apr 2015 20:32:19 +0000 (-0400)
Subject: Refactor: test: wrapper for create_lttng_session
X-Git-Tag: v2.7.0-rc1~24
X-Git-Url: https://git.lttng.org./?a=commitdiff_plain;h=bf6ae429bc7bf2fefdce61e48806768dab7567d5;p=lttng-tools.git

Refactor: test: wrapper for create_lttng_session

Signed-off-by: Jonathan Rajotte <jonathan.rajotte-julien@efficios.com>
Signed-off-by: Jérémie Galarneau <jeremie.galarneau@efficios.com>
---

diff --git a/tests/regression/kernel/test_all_events b/tests/regression/kernel/test_all_events
index afd42ab39..63be15470 100755
--- a/tests/regression/kernel/test_all_events
+++ b/tests/regression/kernel/test_all_events
@@ -28,7 +28,7 @@ function test_all_event()
 	TRACE_PATH=$(mktemp -d)
 	SESSION_NAME="kernel_all_events_basic"
 
-	create_lttng_session $SESSION_NAME $TRACE_PATH
+	create_lttng_session_ok $SESSION_NAME $TRACE_PATH
 
 	lttng_enable_kernel_event $SESSION_NAME
 
diff --git a/tests/regression/kernel/test_event_basic b/tests/regression/kernel/test_event_basic
index a182f9f21..2906ec71e 100755
--- a/tests/regression/kernel/test_event_basic
+++ b/tests/regression/kernel/test_event_basic
@@ -28,7 +28,7 @@ function test_event_basic()
 	TRACE_PATH=$(mktemp -d)
 	SESSION_NAME="kernel_event_basic"
 
-	create_lttng_session $SESSION_NAME $TRACE_PATH
+	create_lttng_session_ok $SESSION_NAME $TRACE_PATH
 
 	lttng_enable_kernel_event $SESSION_NAME "sched_switch"
 	lttng_enable_kernel_event $SESSION_NAME "sched_process_exit"
@@ -51,7 +51,7 @@ function test_enable_after_start()
 	TRACE_PATH=$(mktemp -d)
 	SESSION_NAME="kernel_enable_after_start"
 
-	create_lttng_session $SESSION_NAME $TRACE_PATH
+	create_lttng_session_ok $SESSION_NAME $TRACE_PATH
 
 	lttng_enable_kernel_event $SESSION_NAME "sched_switch"
 
diff --git a/tests/regression/kernel/test_syscall b/tests/regression/kernel/test_syscall
index a7800d2a1..9fe599a15 100755
--- a/tests/regression/kernel/test_syscall
+++ b/tests/regression/kernel/test_syscall
@@ -59,7 +59,7 @@ function test_syscall_simple_list()
 
 	diag "Syscall simple listing"
 
-	create_lttng_session $SESSION_NAME $TRACE_PATH
+	create_lttng_session_ok $SESSION_NAME $TRACE_PATH
 
 	lttng_enable_kernel_syscall_ok $SESSION_NAME $EVENT_NAME
 
@@ -90,7 +90,7 @@ function test_syscall_simple_list_two()
 
 	diag "Syscall simple listing"
 
-	create_lttng_session $SESSION_NAME $TRACE_PATH
+	create_lttng_session_ok $SESSION_NAME $TRACE_PATH
 
 	lttng_enable_kernel_syscall_ok $SESSION_NAME $EVENT_NAME
 	lttng_enable_kernel_syscall_ok $SESSION_NAME $EVENT_NAME2
@@ -125,7 +125,7 @@ function test_syscall_single()
 
 	diag "Syscall trace single"
 
-	create_lttng_session $SESSION_NAME $TRACE_PATH
+	create_lttng_session_ok $SESSION_NAME $TRACE_PATH
 
 	lttng_enable_kernel_syscall_ok $SESSION_NAME "open"
 
@@ -152,7 +152,7 @@ function test_syscall_two()
 
 	diag "Syscall trace two events"
 
-	create_lttng_session $SESSION_NAME $TRACE_PATH
+	create_lttng_session_ok $SESSION_NAME $TRACE_PATH
 
 	lttng_enable_kernel_syscall_ok $SESSION_NAME "open"
 	lttng_enable_kernel_syscall_ok $SESSION_NAME "close"
@@ -182,7 +182,7 @@ function test_syscall_all()
 
 	diag "Syscall trace all events"
 
-	create_lttng_session $SESSION_NAME $TRACE_PATH
+	create_lttng_session_ok $SESSION_NAME $TRACE_PATH
 
 	# enable all syscalls
 	lttng_enable_kernel_syscall_ok $SESSION_NAME
@@ -210,7 +210,7 @@ function test_syscall_all_disable_one()
 
 	diag "Syscall trace all events and disable one"
 
-	create_lttng_session $SESSION_NAME $TRACE_PATH
+	create_lttng_session_ok $SESSION_NAME $TRACE_PATH
 
 	# enable all syscalls
 	lttng_enable_kernel_syscall_ok $SESSION_NAME
@@ -241,7 +241,7 @@ function test_syscall_all_disable_two()
 
 	diag "Syscall trace all events and disable two"
 
-	create_lttng_session $SESSION_NAME $TRACE_PATH
+	create_lttng_session_ok $SESSION_NAME $TRACE_PATH
 
 	# enable all syscalls
 	lttng_enable_kernel_syscall_ok $SESSION_NAME
@@ -278,7 +278,7 @@ function test_syscall_enable_all_disable_all()
 
 	diag "Syscall trace all events and disable all"
 
-	create_lttng_session $SESSION_NAME $TRACE_PATH
+	create_lttng_session_ok $SESSION_NAME $TRACE_PATH
 
 	# enable all system calls
 	lttng_enable_kernel_syscall_ok $SESSION_NAME
@@ -305,7 +305,7 @@ function test_syscall_enable_all_disable_all_enable_all()
 
 	diag "Syscall trace all events and enable/disable all"
 
-	create_lttng_session $SESSION_NAME $TRACE_PATH
+	create_lttng_session_ok $SESSION_NAME $TRACE_PATH
 
 	# enable all system calls
 	lttng_enable_kernel_syscall_ok $SESSION_NAME
@@ -338,7 +338,7 @@ function test_syscall_enable_all_disable_all_twice()
 
 	diag "Syscall trace all events and enable/disable all twice"
 
-	create_lttng_session $SESSION_NAME $TRACE_PATH
+	create_lttng_session_ok $SESSION_NAME $TRACE_PATH
 
 	# enable all system calls
 	lttng_enable_kernel_syscall_ok $SESSION_NAME
@@ -369,7 +369,7 @@ function test_syscall_enable_one_disable_one()
 
 	diag "Syscall trace one event and disable one"
 
-	create_lttng_session $SESSION_NAME $TRACE_PATH
+	create_lttng_session_ok $SESSION_NAME $TRACE_PATH
 
 	# enable open system call
 	lttng_enable_kernel_syscall_ok $SESSION_NAME "open"
@@ -396,7 +396,7 @@ function test_syscall_enable_two_disable_two()
 
 	diag "Syscall trace two events and disable two"
 
-	create_lttng_session $SESSION_NAME $TRACE_PATH
+	create_lttng_session_ok $SESSION_NAME $TRACE_PATH
 
 	# enable open and close system calls
 	lttng_enable_kernel_syscall_ok $SESSION_NAME "open"
@@ -425,7 +425,7 @@ function test_syscall_enable_two_disable_one()
 
 	diag "Syscall trace two events and disable one"
 
-	create_lttng_session $SESSION_NAME $TRACE_PATH
+	create_lttng_session_ok $SESSION_NAME $TRACE_PATH
 
 	# enable open and close system calls
 	lttng_enable_kernel_syscall_ok $SESSION_NAME "open"
@@ -457,7 +457,7 @@ function test_syscall_disable_twice()
 
 	diag "Syscall trace one event and disable twice"
 
-	create_lttng_session $SESSION_NAME $TRACE_PATH
+	create_lttng_session_ok $SESSION_NAME $TRACE_PATH
 
 	lttng_enable_kernel_syscall_ok $SESSION_NAME "open"
 	# First disable will succeed
@@ -477,7 +477,7 @@ function test_syscall_disable_all_twice()
 
 	diag "Syscall trace all events and disable all twice"
 
-	create_lttng_session $SESSION_NAME $TRACE_PATH
+	create_lttng_session_ok $SESSION_NAME $TRACE_PATH
 
 	lttng_enable_kernel_syscall_ok $SESSION_NAME
 	# First disable will succeed
@@ -498,7 +498,7 @@ function test_syscall_enable_unknown()
 
 	diag "Syscall enable an unknown event"
 
-	create_lttng_session $SESSION_NAME $TRACE_PATH
+	create_lttng_session_ok $SESSION_NAME $TRACE_PATH
 
 	# Enabling a syscall that does not exist succeeds, due to enabler
 	# semantic.
@@ -516,7 +516,7 @@ function test_syscall_enable_all_enable_one()
 
 	diag "Syscall enable all and enable one"
 
-	create_lttng_session $SESSION_NAME $TRACE_PATH
+	create_lttng_session_ok $SESSION_NAME $TRACE_PATH
 
 	lttng_enable_kernel_syscall_ok $SESSION_NAME
 	# Enabling an event already enabled succeeds, due to enabler semantic.
@@ -534,7 +534,7 @@ function test_syscall_disable_all_disable_one()
 
 	diag "Syscall disable all and disable one"
 
-	create_lttng_session $SESSION_NAME $TRACE_PATH
+	create_lttng_session_ok $SESSION_NAME $TRACE_PATH
 
 	lttng_enable_kernel_syscall_ok $SESSION_NAME
 	lttng_disable_kernel_syscall_ok $SESSION_NAME
@@ -554,7 +554,7 @@ function test_syscall_enable_channel_disable_all()
 
 	diag "Syscall enable channel and disable all"
 
-	create_lttng_session $SESSION_NAME $TRACE_PATH
+	create_lttng_session_ok $SESSION_NAME $TRACE_PATH
 
 	lttng_enable_kernel_channel_ok $SESSION_NAME $CHANNEL_NAME
 	# sessiond semantic for "disable all" is to try to match all enalers
@@ -574,7 +574,7 @@ function test_syscall_enable_channel_disable_one()
 
 	diag "Syscall enable channel and disable one"
 
-	create_lttng_session $SESSION_NAME $TRACE_PATH
+	create_lttng_session_ok $SESSION_NAME $TRACE_PATH
 
 	lttng_enable_kernel_channel_ok $SESSION_NAME $CHANNEL_NAME
 	lttng_disable_kernel_syscall_fail $SESSION_NAME "open" $CHANNEL_NAME
diff --git a/tests/regression/tools/exclusion/test_exclusion b/tests/regression/tools/exclusion/test_exclusion
index c1d76700a..94f5251ba 100755
--- a/tests/regression/tools/exclusion/test_exclusion
+++ b/tests/regression/tools/exclusion/test_exclusion
@@ -52,7 +52,7 @@ function test_exclusion
 	trace_path=$(mktemp -d)
 
 	# Create session
-	create_lttng_session $SESSION_NAME $trace_path
+	create_lttng_session_ok $SESSION_NAME $trace_path
 
 	enable_ust_lttng_all_event_exclusion $SESSION_NAME $EV_EXCLUDE_NAME
 
diff --git a/tests/regression/tools/filtering/test_invalid_filter b/tests/regression/tools/filtering/test_invalid_filter
index e566c8b72..c639ff172 100755
--- a/tests/regression/tools/filtering/test_invalid_filter
+++ b/tests/regression/tools/filtering/test_invalid_filter
@@ -54,7 +54,7 @@ function test_invalid_filter
 	diag "Filter: $test_invalid_filter"
 
 	# Create session
-	create_lttng_session $SESSION_NAME $TRACE_PATH
+	create_lttng_session_ok $SESSION_NAME $TRACE_PATH
 
 	# Apply filter
 	enable_ust_lttng_event_filter $SESSION_NAME $EVENT_NAME "$test_invalid_filter"
@@ -72,7 +72,7 @@ function test_bytecode_limit
 	diag "Test filter bytecode limits (64KiB)"
 
 	# Create session
-	create_lttng_session $SESSION_NAME $TRACE_PATH
+	create_lttng_session_ok $SESSION_NAME $TRACE_PATH
 
 	# Apply filter
 	enable_ust_lttng_event_filter $SESSION_NAME $EVENT_NAME "$BYTECODE_LIMIT"
diff --git a/tests/regression/tools/filtering/test_unsupported_op b/tests/regression/tools/filtering/test_unsupported_op
index b5b7f27bb..d60814922 100755
--- a/tests/regression/tools/filtering/test_unsupported_op
+++ b/tests/regression/tools/filtering/test_unsupported_op
@@ -54,7 +54,7 @@ function test_unsupported_op
 	diag "Test filter expression with unsupported operator $test_op_str ($test_op_tkn)"
 
 	# Create session
-	create_lttng_session $SESSION_NAME $TRACE_PATH
+	create_lttng_session_ok $SESSION_NAME $TRACE_PATH
 
 	# Create filter
 	if [ "$test_op_str" == "UNARY_BIN_NOT" ]; then
diff --git a/tests/regression/tools/filtering/test_valid_filter b/tests/regression/tools/filtering/test_valid_filter
index 4d8d2afff..b2254b3e6 100755
--- a/tests/regression/tools/filtering/test_valid_filter
+++ b/tests/regression/tools/filtering/test_valid_filter
@@ -59,7 +59,7 @@ function test_valid_filter
 	trace_path=$(mktemp -d)
 
 	# Create session
-	create_lttng_session $SESSION_NAME $trace_path
+	create_lttng_session_ok $SESSION_NAME $trace_path
 
 	# Enable filter
 	enable_ust_lttng_event_filter $SESSION_NAME $EVENT_NAME $filter
diff --git a/tests/regression/tools/mi/test_mi b/tests/regression/tools/mi/test_mi
index c44b598e5..620b53cf7 100755
--- a/tests/regression/tools/mi/test_mi
+++ b/tests/regression/tools/mi/test_mi
@@ -140,12 +140,12 @@ function test_create_session ()
 
 	OUTPUT_FILE="create_session.xml"
 	OUTPUT_DEST=$OUTPUT_DIR/$OUTPUT_FILE
-	create_lttng_session $session_name $OUTPUT_DIR
+	create_lttng_session_ok $session_name $OUTPUT_DIR
 	$XML_VALIDATE $OUTPUT_DEST
 	ok $? "MI test: create session xsd validation"
 
 	#try to recreate a session. Expecting it to fail
-	create_lttng_session $session_name $OUTPUT_DIR true
+	create_lttng_session_fail $session_name $OUTPUT_DIR
 	$XML_VALIDATE $OUTPUT_DEST
 	ok $? "MI test: expecting fail create session xsd validation"
 	is_command_success $OUTPUT_DEST true
@@ -166,7 +166,7 @@ function test_destroy_session ()
 	#Test build up
 	OUTPUT_DEST=$DEVNULL
 	for (( i = 0; i < 3; i++ )); do
-		create_lttng_session ${session_name[$i]} $OUTPUT_DIR
+		create_lttng_session_ok ${session_name[$i]} $OUTPUT_DIR
 	done
 
 	OUTPUT_DEST=$OUTPUT_DIR/$OUTPUT_FILE
@@ -212,7 +212,7 @@ function test_list_sessions ()
 	#Test buid up
 	OUTPUT_DEST=$DEVNULL
 	for (( i = 0; i < 3; i++ )); do
-		create_lttng_session ${session_name[$i]} $OUTPUT_DIR
+		create_lttng_session_ok ${session_name[$i]} $OUTPUT_DIR
 	done
 
 	OUTPUT_DEST=$OUTPUT_DIR/$OUTPUT_FILE
@@ -242,7 +242,7 @@ function test_ust_channel ()
 
 	#Test buil up
 	OUTPUT_DEST=$DEVNULL
-	create_lttng_session $session_name $OUTPUT_DIR
+	create_lttng_session_ok $session_name $OUTPUT_DIR
 
 	#Test the enable_channel command
 	OUTPUT_DEST=$OUTPUT_DIR/$OUTPUT_FILE
@@ -300,7 +300,7 @@ function test_ust_lttng_event ()
 
 	#Test build up
 	OUTPUT_DEST=$DEVNULL
-	create_lttng_session $session_name $OUTPUT_DIR
+	create_lttng_session_ok $session_name $OUTPUT_DIR
 	enable_ust_lttng_channel $session_name $channel_name
 
 	OUTPUT_DEST=$OUTPUT_DIR/$OUTPUT_FILE
@@ -372,7 +372,7 @@ function test_list_channel ()
 
 	#Test buid up
 	OUTPUT_DEST=$DEVNULL
-	create_lttng_session $session_name $OUTPUT_DIR
+	create_lttng_session_ok $session_name $OUTPUT_DIR
 	enable_ust_lttng_channel $session_name $channel_name
 
 	#Enable ust and jul events
@@ -419,7 +419,7 @@ function test_list_domain ()
 
 	#Test buid up
 	OUTPUT_DEST=$DEVNULL
-	create_lttng_session $session_name $OUTPUT_DIR
+	create_lttng_session_ok $session_name $OUTPUT_DIR
 	enable_ust_lttng_channel $session_name $channel_name
 
 	#Enable ust and jul events
@@ -467,7 +467,7 @@ function test_list_session ()
 
 	#Test buid up
 	OUTPUT_DEST=$DEVNULL
-	create_lttng_session $session_name $OUTPUT_DIR
+	create_lttng_session_ok $session_name $OUTPUT_DIR
 	enable_ust_lttng_channel $session_name $channel_name
 
 	#Enable ust and jul events
@@ -540,7 +540,7 @@ function test_start_stop () {
 
 	#Test buid up
 	OUTPUT_DEST=$DEVNULL
-	create_lttng_session $session_name $OUTPUT_DIR
+	create_lttng_session_ok $session_name $OUTPUT_DIR
 
 	#Test fail command
 	#No channel enable start command should return element success false
diff --git a/tests/regression/tools/save-load/test_save b/tests/regression/tools/save-load/test_save
index 9132b5a05..abb2c5684 100755
--- a/tests/regression/tools/save-load/test_save
+++ b/tests/regression/tools/save-load/test_save
@@ -65,7 +65,7 @@ function test_basic_save()
 {
 	diag "Test basic save"
 
-	create_lttng_session $SESSION_NAME $TRACE_PATH
+	create_lttng_session_ok $SESSION_NAME $TRACE_PATH
 	enable_ust_lttng_channel $SESSION_NAME $CHANNEL_NAME
 	enable_ust_lttng_event $SESSION_NAME $EVENT_NAME $CHANNEL_NAME
 
@@ -80,9 +80,9 @@ function test_basic_save_all()
 {
 	diag "Test basic save all"
 
-	create_lttng_session $SESSION_NAME-1 $TRACE_PATH
-	create_lttng_session $SESSION_NAME-2 $TRACE_PATH
-	create_lttng_session $SESSION_NAME-3 $TRACE_PATH
+	create_lttng_session_ok $SESSION_NAME-1 $TRACE_PATH
+	create_lttng_session_ok $SESSION_NAME-2 $TRACE_PATH
+	create_lttng_session_ok $SESSION_NAME-3 $TRACE_PATH
 
 	enable_ust_lttng_channel $SESSION_NAME-1 $CHANNEL_NAME
 	enable_ust_lttng_channel $SESSION_NAME-2 $CHANNEL_NAME
@@ -107,7 +107,7 @@ function test_overwrite()
 {
 	diag "Test overwrite session file"
 
-	create_lttng_session $SESSION_NAME $TRACE_PATH
+	create_lttng_session_ok $SESSION_NAME $TRACE_PATH
 	enable_ust_lttng_channel $SESSION_NAME $CHANNEL_NAME
 	enable_ust_lttng_event $SESSION_NAME $EVENT_NAME $CHANNEL_NAME
 
@@ -118,7 +118,7 @@ function test_overwrite()
 	destroy_lttng_session $SESSION_NAME
 
 	# Create a new session with same name so we can force the overwrite
-	create_lttng_session $SESSION_NAME $TRACE_PATH
+	create_lttng_session_ok $SESSION_NAME $TRACE_PATH
 	enable_ust_lttng_channel $SESSION_NAME $CHANNEL_NAME
 	enable_ust_lttng_event $SESSION_NAME $EVENT_NAME $CHANNEL_NAME
 
diff --git a/tests/regression/tools/tracefile-limits/test_tracefile_count b/tests/regression/tools/tracefile-limits/test_tracefile_count
index df1cdceaf..8dfcbad73 100755
--- a/tests/regression/tools/tracefile-limits/test_tracefile_count
+++ b/tests/regression/tools/tracefile-limits/test_tracefile_count
@@ -108,7 +108,7 @@ function test_tracefile_count_limit ()
 
 	diag "Test tracefile count limit : $count_limit tracefiles"
 
-	create_lttng_session $session_name $trace_path
+	create_lttng_session_ok $session_name $trace_path
 
 	enable_lttng_channel_count_limit \
 	    $session_name $channel_name $count_limit
diff --git a/tests/regression/tools/tracefile-limits/test_tracefile_size b/tests/regression/tools/tracefile-limits/test_tracefile_size
index 92144ebb7..1583c9519 100755
--- a/tests/regression/tools/tracefile-limits/test_tracefile_size
+++ b/tests/regression/tools/tracefile-limits/test_tracefile_size
@@ -100,7 +100,7 @@ function test_tracefile_size_limit ()
 
 	diag "Test tracefile size limit : $size_limit bytes"
 
-	create_lttng_session $session_name $trace_path
+	create_lttng_session_ok $session_name $trace_path
 
 	enable_lttng_channel_size_limit \
 	    $session_name $channel_name $size_limit
diff --git a/tests/regression/ust/before-after/test_before_after b/tests/regression/ust/before-after/test_before_after
index 460b04c4e..0b2812415 100755
--- a/tests/regression/ust/before-after/test_before_after
+++ b/tests/regression/ust/before-after/test_before_after
@@ -38,7 +38,7 @@ fi
 function test_before_apps()
 {
 	# BEFORE application is spawned
-	create_lttng_session $SESSION_NAME $TRACE_PATH
+	create_lttng_session_ok $SESSION_NAME $TRACE_PATH
 	enable_ust_lttng_event $SESSION_NAME $EVENT_NAME
 	start_lttng_tracing $SESSION_NAME
 
@@ -60,7 +60,7 @@ function test_after_apps()
 	local file_sync_after_first=$(mktemp -u)
 	local file_sync_before_last=$(mktemp -u)
 
-	create_lttng_session $SESSION_NAME $TRACE_PATH
+	create_lttng_session_ok $SESSION_NAME $TRACE_PATH
 	enable_ust_lttng_event $SESSION_NAME $EVENT_NAME
 
 	$TESTAPP_BIN $NR_ITER $NR_USEC_WAIT ${file_sync_after_first} ${file_sync_before_last} &
diff --git a/tests/regression/ust/buffers-pid/test_buffers_pid b/tests/regression/ust/buffers-pid/test_buffers_pid
index c95a4a1f9..b397fc113 100755
--- a/tests/regression/ust/buffers-pid/test_buffers_pid
+++ b/tests/regression/ust/buffers-pid/test_buffers_pid
@@ -52,7 +52,7 @@ test_after_multiple_apps() {
 	diag "Start multiple applications AFTER tracing is started"
 
 	# BEFORE application is spawned
-	create_lttng_session $SESSION_NAME $TRACE_PATH
+	create_lttng_session_ok $SESSION_NAME $TRACE_PATH
 	enable_channel_per_pid $SESSION_NAME "channel0"
 	enable_ust_lttng_event $SESSION_NAME $EVENT_NAME "channel0"
 	start_lttng_tracing $SESSION_NAME
@@ -85,7 +85,7 @@ test_before_multiple_apps() {
 	done
 
 	# BEFORE application is spawned
-	create_lttng_session $SESSION_NAME $TRACE_PATH
+	create_lttng_session_ok $SESSION_NAME $TRACE_PATH
 	enable_channel_per_pid $SESSION_NAME "channel0"
 	enable_ust_lttng_event $SESSION_NAME $EVENT_NAME "channel0"
 	start_lttng_tracing $SESSION_NAME
@@ -126,7 +126,7 @@ test_after_app() {
 	diag "Start application AFTER tracing is started"
 
 	# BEFORE application is spawned
-	create_lttng_session $SESSION_NAME $TRACE_PATH
+	create_lttng_session_ok $SESSION_NAME $TRACE_PATH
 	enable_channel_per_pid $SESSION_NAME "channel0"
 	enable_ust_lttng_event $SESSION_NAME $EVENT_NAME "channel0"
 	start_lttng_tracing $SESSION_NAME
@@ -152,7 +152,7 @@ test_before_app() {
 
 
 	# BEFORE application is spawned
-	create_lttng_session $SESSION_NAME $TRACE_PATH
+	create_lttng_session_ok $SESSION_NAME $TRACE_PATH
 	enable_channel_per_pid $SESSION_NAME "channel0"
 	enable_ust_lttng_event $SESSION_NAME $EVENT_NAME "channel0"
 
@@ -191,7 +191,7 @@ test_multiple_channels() {
 	diag "Start with multiple channels"
 
 	# BEFORE application is spawned
-	create_lttng_session $SESSION_NAME $TRACE_PATH
+	create_lttng_session_ok $SESSION_NAME $TRACE_PATH
 	enable_channel_per_pid $SESSION_NAME "channel0"
 	enable_channel_per_pid $SESSION_NAME "channel1"
 	enable_channel_per_pid $SESSION_NAME "channel2"
diff --git a/tests/regression/ust/high-throughput/test_high_throughput b/tests/regression/ust/high-throughput/test_high_throughput
index 1ee0ec10f..dcd2f71a7 100755
--- a/tests/regression/ust/high-throughput/test_high_throughput
+++ b/tests/regression/ust/high-throughput/test_high_throughput
@@ -40,7 +40,7 @@ print_test_banner "$TEST_DESC"
 
 start_lttng_sessiond
 
-create_lttng_session $SESSION_NAME $TRACE_PATH
+create_lttng_session_ok $SESSION_NAME $TRACE_PATH
 
 enable_ust_lttng_event $SESSION_NAME $EVENT_NAME
 start_lttng_tracing $SESSION_NAME
diff --git a/tests/regression/ust/java-jul/test_java_jul b/tests/regression/ust/java-jul/test_java_jul
index d32d9ed45..4835e3dcd 100755
--- a/tests/regression/ust/java-jul/test_java_jul
+++ b/tests/regression/ust/java-jul/test_java_jul
@@ -94,7 +94,7 @@ function test_jul_before_start ()
 	local file_sync_before_last=$(mktemp -u)
 
 	diag "Test JUL application BEFORE tracing starts"
-	create_lttng_session $SESSION_NAME $TRACE_PATH
+	create_lttng_session_ok $SESSION_NAME $TRACE_PATH
 	enable_jul_lttng_event $SESSION_NAME $EVENT_NAME
 
 	# Run 5 times with a 1 second delay
@@ -124,7 +124,7 @@ function test_jul_after_start ()
 {
 	diag "Test JUL application AFTER tracing starts"
 
-	create_lttng_session $SESSION_NAME $TRACE_PATH
+	create_lttng_session_ok $SESSION_NAME $TRACE_PATH
 	enable_jul_lttng_event $SESSION_NAME $EVENT_NAME
 	start_lttng_tracing $SESSION_NAME
 
@@ -145,7 +145,7 @@ function test_jul_loglevel ()
 {
 	diag "Test JUL application with loglevel"
 
-	create_lttng_session $SESSION_NAME $TRACE_PATH
+	create_lttng_session_ok $SESSION_NAME $TRACE_PATH
 	enable_jul_lttng_event_loglevel $SESSION_NAME $EVENT_NAME "JUL_INFO"
 	start_lttng_tracing $SESSION_NAME
 
@@ -163,7 +163,7 @@ function test_jul_loglevel ()
 
 	diag "Test JUL applications with lower loglevel"
 
-	create_lttng_session $SESSION_NAME $TRACE_PATH
+	create_lttng_session_ok $SESSION_NAME $TRACE_PATH
 	enable_jul_lttng_event_loglevel $SESSION_NAME $EVENT_NAME "JUL_SEVERE"
 	start_lttng_tracing $SESSION_NAME
 
@@ -181,7 +181,7 @@ function test_jul_loglevel ()
 
 	diag "Test JUL applications with higher loglevel"
 
-	create_lttng_session $SESSION_NAME $TRACE_PATH
+	create_lttng_session_ok $SESSION_NAME $TRACE_PATH
 	enable_jul_lttng_event_loglevel $SESSION_NAME $EVENT_NAME "JUL_FINER"
 	start_lttng_tracing $SESSION_NAME
 
@@ -200,7 +200,7 @@ function test_jul_loglevel_multiple ()
 {
 	diag "Test JUL application with multiple loglevel"
 
-	create_lttng_session $SESSION_NAME $TRACE_PATH
+	create_lttng_session_ok $SESSION_NAME $TRACE_PATH
 	enable_jul_lttng_event_loglevel $SESSION_NAME $EVENT_NAME "JUL_INFO"
 	enable_jul_lttng_event_loglevel $SESSION_NAME $EVENT_NAME "JUL_FINEST"
 	start_lttng_tracing $SESSION_NAME
@@ -217,7 +217,7 @@ function test_jul_loglevel_multiple ()
 		return $?
 	fi
 
-	create_lttng_session $SESSION_NAME $TRACE_PATH
+	create_lttng_session_ok $SESSION_NAME $TRACE_PATH
 	enable_jul_lttng_event_loglevel $SESSION_NAME '*' "JUL_INFO"
 	enable_jul_lttng_event_loglevel $SESSION_NAME '*' "JUL_FINEST"
 	start_lttng_tracing $SESSION_NAME
@@ -239,11 +239,11 @@ function test_jul_multi_session_loglevel()
 {
 	diag "Test JUL with multiple session"
 
-	create_lttng_session $SESSION_NAME-1 $TRACE_PATH/$SESSION_NAME-1
+	create_lttng_session_ok $SESSION_NAME-1 $TRACE_PATH/$SESSION_NAME-1
 	enable_jul_loglevel_only $SESSION_NAME-1 '*' "JUL_INFO"
 	start_lttng_tracing $SESSION_NAME-1
 
-	create_lttng_session $SESSION_NAME-2 $TRACE_PATH/$SESSION_NAME-2
+	create_lttng_session_ok $SESSION_NAME-2 $TRACE_PATH/$SESSION_NAME-2
 	enable_jul_loglevel_only $SESSION_NAME-2 '*' "JUL_FINEST"
 	start_lttng_tracing $SESSION_NAME-2
 
@@ -272,13 +272,13 @@ function test_jul_multi_session_disable()
 {
 	diag "Test JUL with multiple session with disabled event"
 
-	create_lttng_session $SESSION_NAME-1 $TRACE_PATH/$SESSION_NAME-1
+	create_lttng_session_ok $SESSION_NAME-1 $TRACE_PATH/$SESSION_NAME-1
 	enable_jul_lttng_event $SESSION_NAME-1 $EVENT_NAME
 	enable_jul_lttng_event $SESSION_NAME-1 $EVENT_NAME2
 	disable_jul_lttng_event $SESSION_NAME-1 $EVENT_NAME
 	start_lttng_tracing $SESSION_NAME-1
 
-	create_lttng_session $SESSION_NAME-2 $TRACE_PATH/$SESSION_NAME-2
+	create_lttng_session_ok $SESSION_NAME-2 $TRACE_PATH/$SESSION_NAME-2
 	enable_jul_lttng_event $SESSION_NAME-2 $EVENT_NAME2
 	start_lttng_tracing $SESSION_NAME-2
 
@@ -307,10 +307,10 @@ function test_jul_multi_session_disable_wildcard()
 {
 	diag "Test JUL with multiple session with disabled wildcard event"
 
-	create_lttng_session $SESSION_NAME-1 $TRACE_PATH/$SESSION_NAME-1
+	create_lttng_session_ok $SESSION_NAME-1 $TRACE_PATH/$SESSION_NAME-1
 	enable_jul_lttng_event $SESSION_NAME-1 '*'
 
-	create_lttng_session $SESSION_NAME-2 $TRACE_PATH/$SESSION_NAME-2
+	create_lttng_session_ok $SESSION_NAME-2 $TRACE_PATH/$SESSION_NAME-2
 	enable_jul_lttng_event $SESSION_NAME-2 '*'
 
 	disable_jul_lttng_event $SESSION_NAME-1 '*'
@@ -342,7 +342,7 @@ function test_jul_disable_all()
 {
 	diag "Test JUL with multiple session with disabled all event"
 
-	create_lttng_session $SESSION_NAME $TRACE_PATH/$SESSION_NAME
+	create_lttng_session_ok $SESSION_NAME $TRACE_PATH/$SESSION_NAME
 	enable_jul_lttng_event $SESSION_NAME '*'
 	enable_jul_lttng_event $SESSION_NAME $EVENT_NAME
 	enable_jul_lttng_event $SESSION_NAME $EVENT_NAME2
@@ -368,11 +368,11 @@ function test_jul_multi_session()
 {
 	diag "Test JUL with multiple session"
 
-	create_lttng_session $SESSION_NAME-1 $TRACE_PATH/$SESSION_NAME-1
+	create_lttng_session_ok $SESSION_NAME-1 $TRACE_PATH/$SESSION_NAME-1
 	enable_jul_lttng_event $SESSION_NAME-1 $EVENT_NAME
 	start_lttng_tracing $SESSION_NAME-1
 
-	create_lttng_session $SESSION_NAME-2 $TRACE_PATH/$SESSION_NAME-2
+	create_lttng_session_ok $SESSION_NAME-2 $TRACE_PATH/$SESSION_NAME-2
 	enable_jul_lttng_event $SESSION_NAME-2 $EVENT_NAME2
 	start_lttng_tracing $SESSION_NAME-2
 
@@ -401,7 +401,7 @@ function test_jul_destroy_session()
 {
 	diag "Test JUL two session with destroy"
 
-	create_lttng_session $SESSION_NAME $TRACE_PATH/first-sess
+	create_lttng_session_ok $SESSION_NAME $TRACE_PATH/first-sess
 	enable_jul_lttng_event $SESSION_NAME $EVENT_NAME
 	start_lttng_tracing $SESSION_NAME
 
@@ -420,7 +420,7 @@ function test_jul_destroy_session()
 		return $?
 	fi
 
-	create_lttng_session $SESSION_NAME $TRACE_PATH/second-sess
+	create_lttng_session_ok $SESSION_NAME $TRACE_PATH/second-sess
 	enable_jul_lttng_event $SESSION_NAME $EVENT_NAME2
 	start_lttng_tracing $SESSION_NAME
 
@@ -444,7 +444,7 @@ function test_jul_filtering()
 {
 	diag "Test JUL filtering"
 
-	create_lttng_session $SESSION_NAME $TRACE_PATH/$SESSION_NAME
+	create_lttng_session_ok $SESSION_NAME $TRACE_PATH/$SESSION_NAME
 	# Enable all event with a filter.
 	enable_jul_filter $SESSION_NAME '*' 'msg == "JUL second logger fired"'
 	start_lttng_tracing $SESSION_NAME
@@ -461,7 +461,7 @@ function test_jul_filtering()
 		return $?
 	fi
 
-	create_lttng_session $SESSION_NAME $TRACE_PATH/$SESSION_NAME
+	create_lttng_session_ok $SESSION_NAME $TRACE_PATH/$SESSION_NAME
 	# Enable first Logger but filter msg payload for the INFO one while
 	# triggering the finest and second TP.
 	enable_jul_filter $SESSION_NAME $EVENT_NAME 'msg == "JUL tp fired!"'
@@ -484,7 +484,7 @@ function test_jul_disable()
 {
 	diag "Test JUL disable event"
 
-	create_lttng_session $SESSION_NAME $TRACE_PATH/$SESSION_NAME
+	create_lttng_session_ok $SESSION_NAME $TRACE_PATH/$SESSION_NAME
 	# Enable all event with a filter.
 	enable_jul_lttng_event $SESSION_NAME $EVENT_NAME
 	enable_jul_lttng_event $SESSION_NAME $EVENT_NAME2
@@ -508,7 +508,7 @@ function test_jul_disable_enable()
 {
 	diag "Test JUL disable event followed by an enable"
 
-	create_lttng_session $SESSION_NAME $TRACE_PATH/$SESSION_NAME
+	create_lttng_session_ok $SESSION_NAME $TRACE_PATH/$SESSION_NAME
 	# Enable all event with a filter.
 	enable_jul_lttng_event $SESSION_NAME $EVENT_NAME
 	disable_jul_lttng_event $SESSION_NAME $EVENT_NAME
@@ -536,7 +536,7 @@ function test_jul_filter_loglevel()
 
 	diag "Test JUL a filter with a loglevel"
 
-	create_lttng_session $SESSION_NAME $TRACE_PATH/$SESSION_NAME
+	create_lttng_session_ok $SESSION_NAME $TRACE_PATH/$SESSION_NAME
 	# Enable an event with a filter and the loglevel-only option.
 	enable_jul_filter_loglevel_only $SESSION_NAME $BOGUS_EVENT_NAME "$FILTER" JUL_CONFIG
 	disable_jul_lttng_event $SESSION_NAME $BOGUS_EVENT_NAME
diff --git a/tests/regression/ust/java-log4j/test_java_log4j b/tests/regression/ust/java-log4j/test_java_log4j
index a0b7cdc0f..77df00a79 100755
--- a/tests/regression/ust/java-log4j/test_java_log4j
+++ b/tests/regression/ust/java-log4j/test_java_log4j
@@ -95,7 +95,7 @@ function test_log4j_before_start ()
 	local file_sync_before_last=$(mktemp -u)
 
 	diag "Test LOG4J application BEFORE tracing starts"
-	create_lttng_session $SESSION_NAME $TRACE_PATH
+	create_lttng_session_ok $SESSION_NAME $TRACE_PATH
 	enable_log4j_lttng_event $SESSION_NAME $EVENT_NAME
 
 	# Run 5 times with a 1 second delay
@@ -125,7 +125,7 @@ function test_log4j_after_start ()
 {
 	diag "Test LOG4J application AFTER tracing starts"
 
-	create_lttng_session $SESSION_NAME $TRACE_PATH
+	create_lttng_session_ok $SESSION_NAME $TRACE_PATH
 	enable_log4j_lttng_event $SESSION_NAME $EVENT_NAME
 	start_lttng_tracing $SESSION_NAME
 
@@ -146,7 +146,7 @@ function test_log4j_loglevel ()
 {
 	diag "Test LOG4J application with loglevel"
 
-	create_lttng_session $SESSION_NAME $TRACE_PATH
+	create_lttng_session_ok $SESSION_NAME $TRACE_PATH
 	enable_log4j_lttng_event_loglevel $SESSION_NAME $EVENT_NAME "LOG4J_INFO"
 	start_lttng_tracing $SESSION_NAME
 
@@ -164,7 +164,7 @@ function test_log4j_loglevel ()
 
 	diag "Test LOG4J applications with lower loglevel"
 
-	create_lttng_session $SESSION_NAME $TRACE_PATH
+	create_lttng_session_ok $SESSION_NAME $TRACE_PATH
 	enable_log4j_lttng_event_loglevel $SESSION_NAME $EVENT_NAME "LOG4J_FATAL"
 	start_lttng_tracing $SESSION_NAME
 
@@ -182,7 +182,7 @@ function test_log4j_loglevel ()
 
 	diag "Test LOG4J applications with higher loglevel"
 
-	create_lttng_session $SESSION_NAME $TRACE_PATH
+	create_lttng_session_ok $SESSION_NAME $TRACE_PATH
 	enable_log4j_lttng_event_loglevel $SESSION_NAME $EVENT_NAME "LOG4J_TRACE"
 	start_lttng_tracing $SESSION_NAME
 
@@ -201,7 +201,7 @@ function test_log4j_loglevel_multiple ()
 {
 	diag "Test LOG4J application with multiple loglevel"
 
-	create_lttng_session $SESSION_NAME $TRACE_PATH
+	create_lttng_session_ok $SESSION_NAME $TRACE_PATH
 	enable_log4j_lttng_event_loglevel $SESSION_NAME $EVENT_NAME "LOG4J_INFO"
 	enable_log4j_lttng_event_loglevel $SESSION_NAME $EVENT_NAME "LOG4J_DEBUG"
 	start_lttng_tracing $SESSION_NAME
@@ -218,7 +218,7 @@ function test_log4j_loglevel_multiple ()
 		return $?
 	fi
 
-	create_lttng_session $SESSION_NAME $TRACE_PATH
+	create_lttng_session_ok $SESSION_NAME $TRACE_PATH
 	enable_log4j_lttng_event_loglevel $SESSION_NAME '*' "LOG4J_INFO"
 	enable_log4j_lttng_event_loglevel $SESSION_NAME '*' "LOG4J_DEBUG"
 	start_lttng_tracing $SESSION_NAME
@@ -240,11 +240,11 @@ function test_log4j_multi_session_loglevel()
 {
 	diag "Test LOG4J with multiple session"
 
-	create_lttng_session $SESSION_NAME-1 $TRACE_PATH/$SESSION_NAME-1
+	create_lttng_session_ok $SESSION_NAME-1 $TRACE_PATH/$SESSION_NAME-1
 	enable_log4j_loglevel_only $SESSION_NAME-1 '*' "LOG4J_INFO"
 	start_lttng_tracing $SESSION_NAME-1
 
-	create_lttng_session $SESSION_NAME-2 $TRACE_PATH/$SESSION_NAME-2
+	create_lttng_session_ok $SESSION_NAME-2 $TRACE_PATH/$SESSION_NAME-2
 	enable_log4j_loglevel_only $SESSION_NAME-2 '*' "LOG4J_DEBUG"
 	start_lttng_tracing $SESSION_NAME-2
 
@@ -273,13 +273,13 @@ function test_log4j_multi_session_disable()
 {
 	diag "Test LOG4J with multiple session with disabled event"
 
-	create_lttng_session $SESSION_NAME-1 $TRACE_PATH/$SESSION_NAME-1
+	create_lttng_session_ok $SESSION_NAME-1 $TRACE_PATH/$SESSION_NAME-1
 	enable_log4j_lttng_event $SESSION_NAME-1 $EVENT_NAME
 	enable_log4j_lttng_event $SESSION_NAME-1 $EVENT_NAME2
 	disable_log4j_lttng_event $SESSION_NAME-1 $EVENT_NAME
 	start_lttng_tracing $SESSION_NAME-1
 
-	create_lttng_session $SESSION_NAME-2 $TRACE_PATH/$SESSION_NAME-2
+	create_lttng_session_ok $SESSION_NAME-2 $TRACE_PATH/$SESSION_NAME-2
 	enable_log4j_lttng_event $SESSION_NAME-2 $EVENT_NAME2
 	start_lttng_tracing $SESSION_NAME-2
 
@@ -308,10 +308,10 @@ function test_log4j_multi_session_disable_wildcard()
 {
 	diag "Test LOG4J with multiple session with disabled wildcard event"
 
-	create_lttng_session $SESSION_NAME-1 $TRACE_PATH/$SESSION_NAME-1
+	create_lttng_session_ok $SESSION_NAME-1 $TRACE_PATH/$SESSION_NAME-1
 	enable_log4j_lttng_event $SESSION_NAME-1 '*'
 
-	create_lttng_session $SESSION_NAME-2 $TRACE_PATH/$SESSION_NAME-2
+	create_lttng_session_ok $SESSION_NAME-2 $TRACE_PATH/$SESSION_NAME-2
 	enable_log4j_lttng_event $SESSION_NAME-2 '*'
 
 	disable_log4j_lttng_event $SESSION_NAME-1 '*'
@@ -343,7 +343,7 @@ function test_log4j_disable_all()
 {
 	diag "Test LOG4J with multiple session with disabled all event"
 
-	create_lttng_session $SESSION_NAME $TRACE_PATH/$SESSION_NAME
+	create_lttng_session_ok $SESSION_NAME $TRACE_PATH/$SESSION_NAME
 	enable_log4j_lttng_event $SESSION_NAME '*'
 	enable_log4j_lttng_event $SESSION_NAME $EVENT_NAME
 	enable_log4j_lttng_event $SESSION_NAME $EVENT_NAME2
@@ -369,11 +369,11 @@ function test_log4j_multi_session()
 {
 	diag "Test LOG4J with multiple session"
 
-	create_lttng_session $SESSION_NAME-1 $TRACE_PATH/$SESSION_NAME-1
+	create_lttng_session_ok $SESSION_NAME-1 $TRACE_PATH/$SESSION_NAME-1
 	enable_log4j_lttng_event $SESSION_NAME-1 $EVENT_NAME
 	start_lttng_tracing $SESSION_NAME-1
 
-	create_lttng_session $SESSION_NAME-2 $TRACE_PATH/$SESSION_NAME-2
+	create_lttng_session_ok $SESSION_NAME-2 $TRACE_PATH/$SESSION_NAME-2
 	enable_log4j_lttng_event $SESSION_NAME-2 $EVENT_NAME2
 	start_lttng_tracing $SESSION_NAME-2
 
@@ -402,7 +402,7 @@ function test_log4j_destroy_session()
 {
 	diag "Test LOG4J two session with destroy"
 
-	create_lttng_session $SESSION_NAME $TRACE_PATH/first-sess
+	create_lttng_session_ok $SESSION_NAME $TRACE_PATH/first-sess
 	enable_log4j_lttng_event $SESSION_NAME $EVENT_NAME
 	start_lttng_tracing $SESSION_NAME
 
@@ -420,7 +420,7 @@ function test_log4j_destroy_session()
 		return $?
 	fi
 
-	create_lttng_session $SESSION_NAME $TRACE_PATH/second-sess
+	create_lttng_session_ok $SESSION_NAME $TRACE_PATH/second-sess
 	enable_log4j_lttng_event $SESSION_NAME $EVENT_NAME2
 	start_lttng_tracing $SESSION_NAME
 
@@ -443,7 +443,7 @@ function test_log4j_filtering()
 {
 	diag "Test LOG4J filtering"
 
-	create_lttng_session $SESSION_NAME $TRACE_PATH/$SESSION_NAME
+	create_lttng_session_ok $SESSION_NAME $TRACE_PATH/$SESSION_NAME
 	# Enable all event with a filter.
 	enable_log4j_filter $SESSION_NAME '*' 'msg == "LOG4J second logger fired"'
 	start_lttng_tracing $SESSION_NAME
@@ -460,7 +460,7 @@ function test_log4j_filtering()
 		return $?
 	fi
 
-	create_lttng_session $SESSION_NAME $TRACE_PATH/$SESSION_NAME
+	create_lttng_session_ok $SESSION_NAME $TRACE_PATH/$SESSION_NAME
 	# Enable first Logger but filter msg payload for the INFO one while
 	# triggering the debug and second TP.
 	enable_log4j_filter $SESSION_NAME $EVENT_NAME 'msg == "LOG4J tp fired!"'
@@ -483,7 +483,7 @@ function test_log4j_disable()
 {
 	diag "Test LOG4J disable event"
 
-	create_lttng_session $SESSION_NAME $TRACE_PATH/$SESSION_NAME
+	create_lttng_session_ok $SESSION_NAME $TRACE_PATH/$SESSION_NAME
 	# Enable all event with a filter.
 	enable_log4j_lttng_event $SESSION_NAME $EVENT_NAME
 	enable_log4j_lttng_event $SESSION_NAME $EVENT_NAME2
@@ -507,7 +507,7 @@ function test_log4j_disable_enable()
 {
 	diag "Test LOG4J disable event followed by an enable"
 
-	create_lttng_session $SESSION_NAME $TRACE_PATH/$SESSION_NAME
+	create_lttng_session_ok $SESSION_NAME $TRACE_PATH/$SESSION_NAME
 	# Enable all event with a filter.
 	enable_log4j_lttng_event $SESSION_NAME $EVENT_NAME
 	disable_log4j_lttng_event $SESSION_NAME $EVENT_NAME
@@ -535,7 +535,7 @@ function test_log4j_filter_loglevel()
 
 	diag "Test LOG4J a filter with a loglevel"
 
-	create_lttng_session $SESSION_NAME $TRACE_PATH/$SESSION_NAME
+	create_lttng_session_ok $SESSION_NAME $TRACE_PATH/$SESSION_NAME
 	# Enable an event with a filter and the loglevel-only option.
 	enable_log4j_filter_loglevel_only $SESSION_NAME $BOGUS_EVENT_NAME "$FILTER" LOG4J_INFO
 	disable_log4j_lttng_event $SESSION_NAME $BOGUS_EVENT_NAME
diff --git a/tests/regression/ust/low-throughput/test_low_throughput b/tests/regression/ust/low-throughput/test_low_throughput
index 1ca3c38d0..92d739dd4 100755
--- a/tests/regression/ust/low-throughput/test_low_throughput
+++ b/tests/regression/ust/low-throughput/test_low_throughput
@@ -39,7 +39,7 @@ print_test_banner "$TEST_DESC"
 
 start_lttng_sessiond
 
-create_lttng_session $SESSION_NAME $TRACE_PATH
+create_lttng_session_ok $SESSION_NAME $TRACE_PATH
 
 enable_ust_lttng_event $SESSION_NAME $EVENT_NAME
 start_lttng_tracing $SESSION_NAME
diff --git a/tests/regression/ust/multi-session/test_multi_session b/tests/regression/ust/multi-session/test_multi_session
index e1ff9b091..63ed54def 100755
--- a/tests/regression/ust/multi-session/test_multi_session
+++ b/tests/regression/ust/multi-session/test_multi_session
@@ -36,7 +36,7 @@ test_multi_session() {
 
 	# BEFORE application is spawned
 	for i in `seq 0 3`; do
-		create_lttng_session "$SESSION_NAME-$i" "$TRACE_PATH/$i"
+		create_lttng_session_ok "$SESSION_NAME-$i" "$TRACE_PATH/$i"
 		enable_ust_lttng_event "$SESSION_NAME-$i" "$EVENT_NAME$i"
 		start_lttng_tracing "$SESSION_NAME-$i"
 	done
diff --git a/tests/regression/ust/nprocesses/test_nprocesses b/tests/regression/ust/nprocesses/test_nprocesses
index 8eed95fca..a9b9db276 100755
--- a/tests/regression/ust/nprocesses/test_nprocesses
+++ b/tests/regression/ust/nprocesses/test_nprocesses
@@ -68,7 +68,7 @@ pass "All applications are registered to sessiond"
 
 TRACE_PATH=$(mktemp -d)
 
-create_lttng_session $SESSION_NAME $TRACE_PATH
+create_lttng_session_ok $SESSION_NAME $TRACE_PATH
 
 enable_ust_lttng_event $SESSION_NAME $EVENT_NAME
 start_lttng_tracing $SESSION_NAME
diff --git a/tests/regression/ust/overlap/test_overlap b/tests/regression/ust/overlap/test_overlap
index 3a8af98a7..8300fbf7c 100755
--- a/tests/regression/ust/overlap/test_overlap
+++ b/tests/regression/ust/overlap/test_overlap
@@ -651,7 +651,7 @@ while [ "$i" -lt "$TEST_COUNT" ]; do
 
 	TRACE_PATH=$(mktemp -d)
 
-	create_lttng_session $SESSION_NAME $TRACE_PATH
+	create_lttng_session_ok $SESSION_NAME $TRACE_PATH
 
 	# Execute test
 	${TESTS[$i]}
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 7937fa27d..cbfe1a9e6 100755
--- a/tests/regression/ust/periodical-metadata-flush/test_periodical_metadata_flush
+++ b/tests/regression/ust/periodical-metadata-flush/test_periodical_metadata_flush
@@ -134,7 +134,7 @@ test_after_app_pid() {
 
 	diag "Start application AFTER tracing is started"
 
-	create_lttng_session $SESSION_NAME $TRACE_PATH
+	create_lttng_session_ok $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"
@@ -180,7 +180,7 @@ test_before_app_pid() {
 	start_trace_app
 
 	# Start application before tracing
-	create_lttng_session $SESSION_NAME $TRACE_PATH
+	create_lttng_session_ok $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"
@@ -223,7 +223,7 @@ test_after_app_uid() {
 
 	diag "Start application AFTER tracing is started"
 
-	create_lttng_session $SESSION_NAME $TRACE_PATH
+	create_lttng_session_ok $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"
@@ -269,7 +269,7 @@ test_before_app_uid() {
 	# Start application before tracing
 	start_trace_app
 
-	create_lttng_session $SESSION_NAME $TRACE_PATH
+	create_lttng_session_ok $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"
diff --git a/tests/regression/ust/python-logging/test_python_logging b/tests/regression/ust/python-logging/test_python_logging
index cb960daa8..610e8a642 100755
--- a/tests/regression/ust/python-logging/test_python_logging
+++ b/tests/regression/ust/python-logging/test_python_logging
@@ -90,7 +90,7 @@ function enable_python_filter_loglevel_only()
 function test_python_before_start ()
 {
 	diag "Test Python application BEFORE tracing starts"
-	create_lttng_session $SESSION_NAME $TRACE_PATH
+	create_lttng_session_ok $SESSION_NAME $TRACE_PATH
 	enable_python_lttng_event $SESSION_NAME $EVENT_NAME
 
 	# Run 5 times with a 1 second delay
@@ -115,7 +115,7 @@ function test_python_after_start ()
 {
 	diag "Test Python application AFTER tracing starts"
 
-	create_lttng_session $SESSION_NAME $TRACE_PATH
+	create_lttng_session_ok $SESSION_NAME $TRACE_PATH
 	enable_python_lttng_event $SESSION_NAME $EVENT_NAME
 	start_lttng_tracing $SESSION_NAME
 
@@ -136,7 +136,7 @@ function test_python_loglevel ()
 {
 	diag "Test Python application with loglevel"
 
-	create_lttng_session $SESSION_NAME $TRACE_PATH
+	create_lttng_session_ok $SESSION_NAME $TRACE_PATH
 	enable_python_lttng_event_loglevel $SESSION_NAME $EVENT_NAME "INFO"
 	start_lttng_tracing $SESSION_NAME
 
@@ -154,7 +154,7 @@ function test_python_loglevel ()
 
 	diag "Test Python applications with lower loglevel"
 
-	create_lttng_session $SESSION_NAME $TRACE_PATH
+	create_lttng_session_ok $SESSION_NAME $TRACE_PATH
 	enable_python_lttng_event_loglevel $SESSION_NAME $EVENT_NAME "CRITICAL"
 	start_lttng_tracing $SESSION_NAME
 
@@ -172,7 +172,7 @@ function test_python_loglevel ()
 
 	diag "Test Python applications with higher loglevel"
 
-	create_lttng_session $SESSION_NAME $TRACE_PATH
+	create_lttng_session_ok $SESSION_NAME $TRACE_PATH
 	enable_python_lttng_event_loglevel $SESSION_NAME $EVENT_NAME "DEBUG"
 	start_lttng_tracing $SESSION_NAME
 
@@ -191,7 +191,7 @@ function test_python_loglevel_multiple ()
 {
 	diag "Test Python application with multiple loglevel"
 
-	create_lttng_session $SESSION_NAME $TRACE_PATH
+	create_lttng_session_ok $SESSION_NAME $TRACE_PATH
 	enable_python_lttng_event_loglevel $SESSION_NAME $EVENT_NAME "INFO"
 	enable_python_lttng_event_loglevel $SESSION_NAME $EVENT_NAME "DEBUG"
 	start_lttng_tracing $SESSION_NAME
@@ -208,7 +208,7 @@ function test_python_loglevel_multiple ()
 		return $?
 	fi
 
-	create_lttng_session $SESSION_NAME $TRACE_PATH
+	create_lttng_session_ok $SESSION_NAME $TRACE_PATH
 	enable_python_lttng_event_loglevel $SESSION_NAME '*' "INFO"
 	enable_python_lttng_event_loglevel $SESSION_NAME '*' "DEBUG"
 	start_lttng_tracing $SESSION_NAME
@@ -230,11 +230,11 @@ function test_python_multi_session_loglevel()
 {
 	diag "Test Python with multiple session"
 
-	create_lttng_session $SESSION_NAME-1 $TRACE_PATH/$SESSION_NAME-1
+	create_lttng_session_ok $SESSION_NAME-1 $TRACE_PATH/$SESSION_NAME-1
 	enable_python_loglevel_only $SESSION_NAME-1 '*' "INFO"
 	start_lttng_tracing $SESSION_NAME-1
 
-	create_lttng_session $SESSION_NAME-2 $TRACE_PATH/$SESSION_NAME-2
+	create_lttng_session_ok $SESSION_NAME-2 $TRACE_PATH/$SESSION_NAME-2
 	enable_python_loglevel_only $SESSION_NAME-2 '*' "DEBUG"
 	start_lttng_tracing $SESSION_NAME-2
 
@@ -267,13 +267,13 @@ function test_python_multi_session_disable()
 {
 	diag "Test Python with multiple session with disabled event"
 
-	create_lttng_session $SESSION_NAME-1 $TRACE_PATH/$SESSION_NAME-1
+	create_lttng_session_ok $SESSION_NAME-1 $TRACE_PATH/$SESSION_NAME-1
 	enable_python_lttng_event $SESSION_NAME-1 $EVENT_NAME
 	enable_python_lttng_event $SESSION_NAME-1 $EVENT_NAME2
 	disable_python_lttng_event $SESSION_NAME-1 $EVENT_NAME
 	start_lttng_tracing $SESSION_NAME-1
 
-	create_lttng_session $SESSION_NAME-2 $TRACE_PATH/$SESSION_NAME-2
+	create_lttng_session_ok $SESSION_NAME-2 $TRACE_PATH/$SESSION_NAME-2
 	enable_python_lttng_event $SESSION_NAME-2 $EVENT_NAME2
 	start_lttng_tracing $SESSION_NAME-2
 
@@ -302,10 +302,10 @@ function test_python_multi_session_disable_wildcard()
 {
 	diag "Test Python with multiple session with disabled wildcard event"
 
-	create_lttng_session $SESSION_NAME-1 $TRACE_PATH/$SESSION_NAME-1
+	create_lttng_session_ok $SESSION_NAME-1 $TRACE_PATH/$SESSION_NAME-1
 	enable_python_lttng_event $SESSION_NAME-1 '*'
 
-	create_lttng_session $SESSION_NAME-2 $TRACE_PATH/$SESSION_NAME-2
+	create_lttng_session_ok $SESSION_NAME-2 $TRACE_PATH/$SESSION_NAME-2
 	enable_python_lttng_event $SESSION_NAME-2 '*'
 
 	disable_python_lttng_event $SESSION_NAME-1 '*'
@@ -337,7 +337,7 @@ function test_python_disable_all()
 {
 	diag "Test Python with multiple session with disabled all event"
 
-	create_lttng_session $SESSION_NAME $TRACE_PATH/$SESSION_NAME
+	create_lttng_session_ok $SESSION_NAME $TRACE_PATH/$SESSION_NAME
 	enable_python_lttng_event $SESSION_NAME '*'
 	enable_python_lttng_event $SESSION_NAME $EVENT_NAME
 	enable_python_lttng_event $SESSION_NAME $EVENT_NAME2
@@ -363,11 +363,11 @@ function test_python_multi_session()
 {
 	diag "Test Python with multiple session"
 
-	create_lttng_session $SESSION_NAME-1 $TRACE_PATH/$SESSION_NAME-1
+	create_lttng_session_ok $SESSION_NAME-1 $TRACE_PATH/$SESSION_NAME-1
 	enable_python_lttng_event $SESSION_NAME-1 $EVENT_NAME
 	start_lttng_tracing $SESSION_NAME-1
 
-	create_lttng_session $SESSION_NAME-2 $TRACE_PATH/$SESSION_NAME-2
+	create_lttng_session_ok $SESSION_NAME-2 $TRACE_PATH/$SESSION_NAME-2
 	enable_python_lttng_event $SESSION_NAME-2 $EVENT_NAME2
 	start_lttng_tracing $SESSION_NAME-2
 
@@ -396,7 +396,7 @@ function test_python_destroy_session()
 {
 	diag "Test Python two session with destroy"
 
-	create_lttng_session $SESSION_NAME $TRACE_PATH/first-sess
+	create_lttng_session_ok $SESSION_NAME $TRACE_PATH/first-sess
 	enable_python_lttng_event $SESSION_NAME $EVENT_NAME
 	start_lttng_tracing $SESSION_NAME
 
@@ -415,7 +415,7 @@ function test_python_destroy_session()
 		return $?
 	fi
 
-	create_lttng_session $SESSION_NAME $TRACE_PATH/second-sess
+	create_lttng_session_ok $SESSION_NAME $TRACE_PATH/second-sess
 	enable_python_lttng_event $SESSION_NAME $EVENT_NAME2
 	start_lttng_tracing $SESSION_NAME
 
@@ -439,7 +439,7 @@ function test_python_filtering()
 {
 	diag "Test Python filtering"
 
-	create_lttng_session $SESSION_NAME $TRACE_PATH/$SESSION_NAME
+	create_lttng_session_ok $SESSION_NAME $TRACE_PATH/$SESSION_NAME
 	# Enable all event with a filter.
 	enable_python_filter $SESSION_NAME '*' 'msg == "python-ev-test2 fired"'
 	start_lttng_tracing $SESSION_NAME
@@ -456,7 +456,7 @@ function test_python_filtering()
 		return $?
 	fi
 
-	create_lttng_session $SESSION_NAME $TRACE_PATH/$SESSION_NAME
+	create_lttng_session_ok $SESSION_NAME $TRACE_PATH/$SESSION_NAME
 	# Enable first Logger but filter msg payload for the INFO one while
 	# triggering the debug and second TP.
 	enable_python_filter $SESSION_NAME $EVENT_NAME 'msg == "python-ev-test1 fired"'
@@ -479,7 +479,7 @@ function test_python_disable()
 {
 	diag "Test Python disable event"
 
-	create_lttng_session $SESSION_NAME $TRACE_PATH/$SESSION_NAME
+	create_lttng_session_ok $SESSION_NAME $TRACE_PATH/$SESSION_NAME
 	# Enable all event with a filter.
 	enable_python_lttng_event $SESSION_NAME $EVENT_NAME
 	enable_python_lttng_event $SESSION_NAME $EVENT_NAME2
@@ -503,7 +503,7 @@ function test_python_disable_enable()
 {
 	diag "Test Python disable event followed by an enable"
 
-	create_lttng_session $SESSION_NAME $TRACE_PATH/$SESSION_NAME
+	create_lttng_session_ok $SESSION_NAME $TRACE_PATH/$SESSION_NAME
 	# Enable all event with a filter.
 	enable_python_lttng_event $SESSION_NAME $EVENT_NAME
 	disable_python_lttng_event $SESSION_NAME $EVENT_NAME
@@ -531,7 +531,7 @@ function test_python_filter_loglevel()
 
 	diag "Test Python a filter with a loglevel"
 
-	create_lttng_session $SESSION_NAME $TRACE_PATH/$SESSION_NAME
+	create_lttng_session_ok $SESSION_NAME $TRACE_PATH/$SESSION_NAME
 	# Enable an event with a filter and the loglevel-only option.
 	enable_python_filter_loglevel_only $SESSION_NAME $BOGUS_EVENT_NAME "$FILTER" "INFO"
 	disable_python_lttng_event $SESSION_NAME $BOGUS_EVENT_NAME
diff --git a/tests/regression/ust/test_event_basic b/tests/regression/ust/test_event_basic
index 3ff91b39e..2b043ef0d 100755
--- a/tests/regression/ust/test_event_basic
+++ b/tests/regression/ust/test_event_basic
@@ -68,8 +68,8 @@ function test_event_basic()
 	EVENT_NAME2="ev2"
 	EVENT_NAME3="ev3"
 
-	create_lttng_session $SESSION_NAME $TRACE_PATH
-	create_lttng_session $SESSION_NAME2 $TRACE_PATH
+	create_lttng_session_ok $SESSION_NAME $TRACE_PATH
+	create_lttng_session_ok $SESSION_NAME2 $TRACE_PATH
 
 	enable_ust_lttng_channel $SESSION_NAME $CHAN_NAME
 	enable_ust_lttng_channel $SESSION_NAME2 $CHAN_NAME2
diff --git a/tests/regression/ust/test_event_perf b/tests/regression/ust/test_event_perf
index 4e08ef08d..a2131a0db 100755
--- a/tests/regression/ust/test_event_perf
+++ b/tests/regression/ust/test_event_perf
@@ -58,7 +58,7 @@ function test_event_basic()
 	SESSION_NAME="ust_event_basic"
 	CHAN_NAME="mychan"
 
-	create_lttng_session $SESSION_NAME $TRACE_PATH
+	create_lttng_session_ok $SESSION_NAME $TRACE_PATH
 
 	enable_ust_lttng_channel $SESSION_NAME $CHAN_NAME
 
diff --git a/tests/regression/ust/test_event_tracef b/tests/regression/ust/test_event_tracef
index c615b48d2..f3d00d495 100755
--- a/tests/regression/ust/test_event_tracef
+++ b/tests/regression/ust/test_event_tracef
@@ -37,7 +37,7 @@ fi
 
 function test_event_tracef()
 {
-	create_lttng_session $SESSION_NAME $TRACE_PATH
+	create_lttng_session_ok $SESSION_NAME $TRACE_PATH
 	enable_ust_lttng_event $SESSION_NAME $EVENT_NAME
 	start_lttng_tracing $SESSION_NAME
 
diff --git a/tests/regression/ust/test_event_wildcard b/tests/regression/ust/test_event_wildcard
index 33ba4c4cc..1090b0ae1 100755
--- a/tests/regression/ust/test_event_wildcard
+++ b/tests/regression/ust/test_event_wildcard
@@ -37,7 +37,7 @@ function test_event_wildcard()
 	EVENT_NAME="*"
 	EVENT_NAME2="abc*"
 
-	create_lttng_session $SESSION_NAME $TRACE_PATH
+	create_lttng_session_ok $SESSION_NAME $TRACE_PATH
 
 	enable_ust_lttng_event $SESSION_NAME "$EVENT_NAME"
 	enable_ust_lttng_event $SESSION_NAME "$EVENT_NAME2"
diff --git a/tests/stress/test_multi_sessions_per_uid_10app b/tests/stress/test_multi_sessions_per_uid_10app
index a86b72426..bf611d20b 100755
--- a/tests/stress/test_multi_sessions_per_uid_10app
+++ b/tests/stress/test_multi_sessions_per_uid_10app
@@ -78,7 +78,7 @@ test_stress()
 {
 	for b in $(seq 1 $NR_LOOP); do
 		for a in $(seq 1 $NR_SESSION); do
-			create_lttng_session $SESSION_NAME-$a $TRACE_PATH
+			create_lttng_session_ok $SESSION_NAME-$a $TRACE_PATH
 			check_sessiond
 			enable_channel_per_uid $SESSION_NAME-$a $CHANNEL_NAME
 			check_sessiond
diff --git a/tests/utils/utils.sh b/tests/utils/utils.sh
index 5f86ece99..12dabc52c 100644
--- a/tests/utils/utils.sh
+++ b/tests/utils/utils.sh
@@ -368,13 +368,13 @@ function create_lttng_session_no_output ()
 
 function create_lttng_session ()
 {
-	local sess_name=$1
-	local trace_path=$2
-	local expected_to_fail=$3
+	local expected_to_fail=$1
+	local sess_name=$2
+	local trace_path=$3
 
 	$TESTDIR/../src/bin/lttng/$LTTNG_BIN create $sess_name -o $trace_path > $OUTPUT_DEST
 	ret=$?
-	if [[ $expected_to_fail ]]; then
+	if [[ $expected_to_fail -eq "1" ]]; then
 		test "$ret" -ne "0"
 		ok $? "Expected fail on session creation $sess_name in $trace_path"
 	else
@@ -382,6 +382,17 @@ function create_lttng_session ()
 	fi
 }
 
+function create_lttng_session_ok ()
+{
+	create_lttng_session 0 "$@"
+}
+
+function create_lttng_session_fail ()
+{
+	create_lttng_session 1 "$@"
+}
+
+
 function enable_ust_lttng_channel()
 {
 	local sess_name=$1