#!/bin/bash
#
-# Copyright (C) 2019 Jonathan Rajotte-Julien <jonathan.rajotte-julien@efficios.com>
+# Copyright (C) 2019 Jonathan Rajotte <jonathan.rajotte-julien@efficios.com>
#
# SPDX-License-Identifier: LGPL-2.1-only
TESTDIR=$CURDIR/../../..
EVENT_NAME="lttng_test_filter_event"
-TRACE_PATH=$(mktemp -d)
+TRACE_PATH=$(mktemp -d -t tmp.test_metadata_env_kernel_trace_path.XXXXXX)
NUM_TESTS=13
function test_kernel ()
{
+ local metadata_path
local metadata
local metadata_env
- local metadata_path
- local value
local expected_path="${TRACE_PATH}/lttng-traces"
local session_name="kernel"
- metadata=$(mktemp)
- metadata_env=$(mktemp)
+ metadata=$(mktemp -t "tmp.test_kernel_metadata.XXXXXX")
+ metadata_env=$(mktemp -t "tmp.test_kernel_metadata_env.XXXXXX")
diag "Test Kernel metadata env field"
create_lttng_session_ok "$session_name"
# bt1 accepts only a directory while bt2 accepts either the metadata
# file directly or a directory with an immediate metadata file.
# Settle for the common denominator.
- metadata_path=$(find "${expected_path}/${session_name}"* | grep metadata)
+ metadata_path=$(find "${expected_path}/${session_name}"* -name "metadata")
metadata_path=$(dirname "$metadata_path")
- $BABELTRACE_BIN --output-format=ctf-metadata "${metadata_path}" > "$metadata"
+ _run_babeltrace_cmd --output-format=ctf-metadata "${metadata_path}" > "$metadata"
# Extract "env" scope
awk '/env {/,/};/' < "$metadata" > "$metadata_env"
# to allow trace viewer to recreate the same directory hierarchy.
# Trace name
- value=$(get_env_value "$metadata_env" trace_name)
- ok $? "Extracting trace_name from env metadata"
- expected_path="${expected_path}/${value}"
+ local trace_name
+ trace_name=$(get_env_value "$metadata_env" trace_name)
+ ok $? "Extracting trace_name from env metadata: \`$trace_name\`"
+ expected_path="${expected_path}/${trace_name}"
# Session creation time
- value=$(get_env_value "$metadata_env" trace_creation_datetime)
- ok $? "Extracting trace_creation_datetime from env metadata"
- value=$(iso8601_to_lttng_dir_datetime "$value")
- expected_path="${expected_path}-${value}"
+ local trace_creation_datetime
+ trace_creation_datetime=$(get_env_value "$metadata_env" trace_creation_datetime)
+ ok $? "Extracting trace_creation_datetime from env metadata: \`$trace_creation_datetime\`"
+ trace_creation_datetime=$(iso8601_to_lttng_dir_datetime "$trace_creation_datetime")
+ expected_path="${expected_path}-${trace_creation_datetime}"
# Domain
- value=$(get_env_value "$metadata_env" domain)
- ok $? "Extracting domain from env metadata"
- expected_path="${expected_path}/${value}"
+ local domain
+ domain=$(get_env_value "$metadata_env" domain)
+ ok $? "Extracting domain from env metadata: \`$domain\`"
+ expected_path="${expected_path}/${domain}"
# Append "metadata" and test that we find the file.
expected_path="${expected_path}/metadata"
- test -e "$expected_path"
- ok $? "Reconstructed path from metadata is valid"
+ test -f "$expected_path"
+ ok $? "Reconstructed path from metadata is an existing file: \`$expected_path\`"
# Hostname
# The hostname is not part of the lttng hierarchy still we can test for
# its validity here.
- value=$(get_env_value "$metadata_env" hostname)
- ok $? "Extracting hostname from env metadata"
- is "$value" "$(hostname)" "Hostname is valid"
+ local hostname
+ hostname=$(get_env_value "$metadata_env" hostname)
+ ok $? "Extracting hostname from env metadata: \`$hostname\`"
+ is "$hostname" "$(hostname)" "Extracted hostname matches current hostname"
rm -f "$metadata"
rm -f "$metadata_env"
plan_tests $NUM_TESTS
print_test_banner "$TEST_DESC"
+bail_out_if_no_babeltrace
-if [ "$(id -u)" == "0" ]; then
- isroot=1
-else
- isroot=0
-fi
-
-skip $isroot "Root access is needed. Skipping all kernel metadata tests." $NUM_TESTS ||
+check_skip_kernel_test "$NUM_TESTS" "Skipping kernel metadata tests." ||
{
validate_lttng_modules_present
modprobe lttng-test
# Use LTTNG_HOME since we want the complete "default" lttng directory hierarchy
# with "<session_name>-<datetime>/...".
- LTTNG_HOME="$TRACE_PATH"
+ export LTTNG_HOME="$TRACE_PATH"
- export LTTNG_HOME
start_lttng_sessiond
tests=( test_kernel )
${fct_test}
done
- rmmod lttng-test
+ modprobe --remove lttng-test
stop_lttng_sessiond
unset LTTNG_HOME