tests: truncate metadata file for regenerate metadata test
authorJonathan Rajotte <jonathan.rajotte-julien@efficios.com>
Wed, 17 Jun 2020 19:05:48 +0000 (15:05 -0400)
committerJérémie Galarneau <jeremie.galarneau@efficios.com>
Wed, 17 Jun 2020 21:57:06 +0000 (17:57 -0400)
Truncating the metadata file ensure that we test the effect of the
regenerate metadata command. Otherwise we simply test the command
return.

Signed-off-by: Jonathan Rajotte <jonathan.rajotte-julien@efficios.com>
Signed-off-by: Jérémie Galarneau <jeremie.galarneau@efficios.com>
Change-Id: I762dc849f69d2cf3fe8bf73c5a77d5c2a4aa4ae5

tests/regression/tools/regen-metadata/test_kernel
tests/regression/tools/regen-metadata/test_ust

index 04746dbbc090cd695e5448be3624e24c43d20405..0f879e6360b3c500720b6f302d264c3974f5b0ca 100755 (executable)
@@ -13,45 +13,67 @@ SESSION_NAME=""
 
 TRACE_PATH=$(mktemp -d)
 
-NUM_TESTS=18
+NUM_TESTS=24
 
 source $TESTDIR/utils/utils.sh
 
 function test_kernel_streaming ()
 {
+       local metadata_path
+
        diag "Test kernel streaming with metadata regeneration"
        create_lttng_session_uri $SESSION_NAME net://localhost
        lttng_enable_kernel_event $SESSION_NAME $EVENT_NAME
        start_lttng_tracing_ok $SESSION_NAME
        echo -n "100" > /proc/lttng-test-filter-event
+
+       # Baseline
+       stop_lttng_tracing_ok $SESSION_NAME
+       validate_trace $EVENT_NAME $TRACE_PATH/$HOSTNAME/$SESSION_NAME*
+
+       # Find the metadata file
+       metadata_path=$(find "$TRACE_PATH/$HOSTNAME/$SESSION_NAME"* | grep metadata)
+
+       # Empty the metadata file
+       echo -n > "$metadata_path"
+
+       start_lttng_tracing_ok $SESSION_NAME
        regenerate_metadata_ok $SESSION_NAME
        stop_lttng_tracing_ok $SESSION_NAME
        # Validate test
        validate_trace $EVENT_NAME $TRACE_PATH/$HOSTNAME/$SESSION_NAME*
-       if [ $? -eq 0 ]; then
-               # Only delete if successful
-               rm -rf $TRACE_PATH
-       else
-               break
-       fi
        destroy_lttng_session_ok $SESSION_NAME
+       rm -rf "$TRACE_PATH"
 }
 
 function test_kernel_local ()
 {
+       local metadata_path
+
        diag "Test kernel local with metadata regeneration"
        create_lttng_session_ok $SESSION_NAME $TRACE_PATH
        lttng_enable_kernel_event $SESSION_NAME $EVENT_NAME
        start_lttng_tracing_ok $SESSION_NAME
+
+       # Baseline
        echo -n "100" > /proc/lttng-test-filter-event
+       stop_lttng_tracing_ok $SESSION_NAME
+       validate_trace $EVENT_NAME "$TRACE_PATH"
+
+       # Find the metadata file
+       metadata_path=$(find "$TRACE_PATH"* | grep metadata)
+
+       # Empty the metadata file
+       echo -n > "$metadata_path"
+
+       start_lttng_tracing_ok $SESSION_NAME
        regenerate_metadata_ok $SESSION_NAME
        stop_lttng_tracing_ok $SESSION_NAME
+
        validate_trace $EVENT_NAME $TRACE_PATH
-       if [ $? -eq 0 ]; then
-               # Only delete if successful
-               rm -rf $TRACE_PATH
-       fi
        destroy_lttng_session_ok $SESSION_NAME
+
+       rm -rf "$TRACE_PATH"
 }
 
 plan_tests $NUM_TESTS
index 2144b835a4066c0caa46ba9845880f118e58ee53..2a761307409f1ed594e4f0f71d75b6bf0e24f4e0 100755 (executable)
@@ -18,7 +18,7 @@ EVENT_NAME="tp:tptest"
 
 TRACE_PATH=$(mktemp -d)
 
-NUM_TESTS=33
+NUM_TESTS=39
 
 source $TESTDIR/utils/utils.sh
 
@@ -41,6 +41,7 @@ function test_ust_streaming ()
 {
        local file_sync_after_first=$(mktemp -u)
        local file_sync_before_last=$(mktemp -u)
+       local metadata_path
 
        diag "Test UST streaming with metadata regeneration"
        create_lttng_session_uri $SESSION_NAME net://localhost
@@ -56,16 +57,26 @@ function test_ust_streaming ()
 
        # Wait for the applications started in background
        wait
-       regenerate_metadata_ok $SESSION_NAME
 
+       # Expect a valid trace
        stop_lttng_tracing_ok $SESSION_NAME
-       destroy_lttng_session_ok $SESSION_NAME
-       # Validate test
+       validate_trace $EVENT_NAME "$TRACE_PATH/$HOSTNAME/$SESSION_NAME"*
+
+       # Find the metadata file
+       metadata_path=$(find "$TRACE_PATH/$HOSTNAME/$SESSION_NAME"* | grep metadata)
+
+       # Empty the metadata file
+       echo -n > "$metadata_path"
+
+       start_lttng_tracing_ok $SESSION_NAME
+       regenerate_metadata_ok $SESSION_NAME
+       stop_lttng_tracing_ok $SESSION_NAME
+
+       # Metadata file must have been regenerated
        validate_trace $EVENT_NAME $TRACE_PATH/$HOSTNAME/$SESSION_NAME*
-       if [ $? -eq 0 ]; then
-               # Only delete if successful
-               rm -rf $TRACE_PATH
-       fi
+       destroy_lttng_session_ok $SESSION_NAME
+
+       rm -rf "$TRACE_PATH"
        rm -f ${file_sync_after_first}
        rm -f ${file_sync_before_last}
 }
@@ -74,6 +85,7 @@ function test_ust_local ()
 {
        local file_sync_after_first=$(mktemp -u)
        local file_sync_before_last=$(mktemp -u)
+       local metadata_path
 
        diag "Test UST local with metadata regeneration"
        create_lttng_session_ok $SESSION_NAME $TRACE_PATH
@@ -89,16 +101,26 @@ function test_ust_local ()
 
        # Wait for the applications started in background
        wait
-       regenerate_metadata_ok $SESSION_NAME
 
+       # Expect a valid trace
        stop_lttng_tracing_ok $SESSION_NAME
-       destroy_lttng_session_ok $SESSION_NAME
-       # Validate test
+       validate_trace $EVENT_NAME "$TRACE_PATH"
+
+       # Find the metadata file
+       metadata_path=$(find "$TRACE_PATH"* | grep metadata)
+
+       # Empty the metadata file
+       echo -n > "$metadata_path"
+
+       start_lttng_tracing_ok $SESSION_NAME
+       regenerate_metadata_ok $SESSION_NAME
+       stop_lttng_tracing_ok $SESSION_NAME
+
+       # Metadata file must have been regenerated
        validate_trace $EVENT_NAME $TRACE_PATH
-       if [ $? -eq 0 ]; then
-               # Only delete if successful
-               rm -rf $TRACE_PATH
-       fi
+       destroy_lttng_session_ok $SESSION_NAME
+
+       rm -rf "$TRACE_PATH"
        rm -f ${file_sync_after_first}
        rm -f ${file_sync_before_last}
 }
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