#!/bin/bash
#
-# Copyright (C) - 2019 Jonathan Rajotte-Julien <jonathan.rajotte-julien@efficios.com>
+# Copyright (C) 2019 Jonathan Rajotte <jonathan.rajotte-julien@efficios.com>
#
-# This library is free software; you can redistribute it and/or modify it under
-# the terms of the GNU Lesser General Public License as published by the Free
-# Software Foundation; version 2.1 of the License.
-#
-# This library is distributed in the hope that it will be useful, but WITHOUT
-# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
-# FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
-# details.
-#
-# You should have received a copy of the GNU Lesser General Public License
-# along with this library; if not, write to the Free Software Foundation, Inc.,
-# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+# SPDX-License-Identifier: LGPL-2.1-only
+
TEST_DESC="Metadata env - User space tracing"
CURDIR=$(dirname "$0")/
TESTAPP_BIN="$TESTAPP_PATH/$TESTAPP_NAME/$TESTAPP_NAME"
EVENT_NAME="tp:tptest"
-TRACE_PATH=$(mktemp -d)
+TRACE_PATH=$(mktemp -d -t tmp.test_metadata_env_ust_trace_path.XXXXXX)
NUM_TESTS=37
function test_per_uid ()
{
+ local metadata_path
local metadata
local metadata_env
- local metadata_path
- local value
- local value2
local expected_path="${TRACE_PATH}/lttng-traces"
local session_name="per-uid"
- metadata=$(mktemp)
- metadata_env=$(mktemp)
+ metadata=$(mktemp -t tmp.test_per_uid_metadata.XXXXXX)
+ metadata_env=$(mktemp -t tmp.test_per_uid_metadata_env.XXXXXX)
diag "Test UST metadata env field in per-uid mode"
create_lttng_session_ok "$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}" > "$metadata"
# to allow trace viewer to recreate the same directory hierarchy.
# Trace name
- value=$(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}"
# Buffering scheme
- value=$(get_env_value "$metadata_env" tracer_buffering_scheme)
- ok $? "Extracting tracer_buffering_scheme from env metadata"
- expected_path="${expected_path}/${value}"
+ local tracer_buffering_scheme
+ tracer_buffering_scheme=$(get_env_value "$metadata_env" tracer_buffering_scheme)
+ ok $? "Extracting tracer_buffering_scheme from env metadata: \`$tracer_buffering_scheme\`"
+ expected_path="${expected_path}/${tracer_buffering_scheme}"
# tracer_buffering_id
- value=$(get_env_value "$metadata_env" tracer_buffering_id)
- ok $? "Extracting tracer_buffering_id from env metadata"
- expected_path="${expected_path}/${value}"
+ local tracer_buffering_id
+ tracer_buffering_id=$(get_env_value "$metadata_env" tracer_buffering_id)
+ ok $? "Extracting tracer_buffering_id from env metadata: \`$tracer_buffering_id\`"
+ expected_path="${expected_path}/${tracer_buffering_id}"
# Check that the uid is the one we expect from the current user
- is "$value" "$(id -u)" "tracer_buffering_id match current user uid"
+ is "$tracer_buffering_id" "$(id -u)" "tracer_buffering_id match current user uid: \`$tracer_buffering_id\`"
# Architecture_bit_width
- value=$(get_env_value "$metadata_env" architecture_bit_width)
- ok $? "Extracting architecture_bit_width from env metadata"
- expected_path="${expected_path}/${value}-bit"
+ local architecture_bit_width
+ architecture_bit_width=$(get_env_value "$metadata_env" architecture_bit_width)
+ ok $? "Extracting architecture_bit_width from env metadata: \`$architecture_bit_width\`"
+ expected_path="${expected_path}/${architecture_bit_width}-bit"
# 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"
function test_per_pid ()
{
+ local metadata_path
local metadata
local metadata_env
- local metadata_path
local testapp_pid
- local value
- local value2
local expected_path="${TRACE_PATH}/lttng-traces"
local session_name="per-pid"
- metadata=$(mktemp)
- metadata_env=$(mktemp)
+ metadata=$(mktemp -t tmp.test_per_pid_metadata.XXXXXX)
+ metadata_env=$(mktemp -t tmp.test_per_pid_metadata_env.XXXXXX)
diag "Test UST metadata env field in per-pid mode"
create_lttng_session_ok "$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}" 1> "$metadata"
# to allow trace viewer to recreate the same directory hierarchy.
# Trace name
- value=$(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}"
# Buffering scheme
- value=$(get_env_value "$metadata_env" tracer_buffering_scheme)
- ok $? "Extracting tracer_buffering_scheme from env metadata"
- expected_path="${expected_path}/${value}"
+ local tracer_buffering_scheme
+ tracer_buffering_scheme=$(get_env_value "$metadata_env" tracer_buffering_scheme)
+ ok $? "Extracting tracer_buffering_scheme from env metadata: \`$tracer_buffering_scheme\`"
+ expected_path="${expected_path}/${tracer_buffering_scheme}"
# Procname
- value=$(get_env_value "$metadata_env" procname)
- ok $? "Extracting procname from env metadata"
- expected_path="${expected_path}/${value}"
+ local procname
+ procname=$(get_env_value "$metadata_env" procname)
+ ok $? "Extracting procname from env metadata: \`$procname\`"
+ expected_path="${expected_path}/${procname}"
# vpid and tracer_buffering_id should be the same here.
- # "vpid =" is used since other key have vpid in them.
- value=$(get_env_value "$metadata_env" "vpid =")
- ok $? "Extracting vpid from env metadata"
+ local vpid
+ vpid=$(get_env_value "$metadata_env" "vpid")
+ ok $? "Extracting vpid from env metadata: \`$vpid\`"
- value2=$(get_env_value "$metadata_env" tracer_buffering_id)
- ok $? "Extracting tracer_buffering_id from env metadata"
- expected_path="${expected_path}-${value2}"
+ local tracer_buffering_id
+ tracer_buffering_id=$(get_env_value "$metadata_env" tracer_buffering_id)
+ ok $? "Extracting tracer_buffering_id from env metadata: \`$tracer_buffering_id\`"
+ expected_path="${expected_path}-${tracer_buffering_id}"
- is "$value" "$value2" "vpid and tracer_buffering_id are identical"
- is "$testapp_pid" "$value" "vpid and known testapp pid are identical"
- is "$testapp_pid" "$value2" "tracer_buffering_id and known testapp pid are identical"
+ is "$vpid" "$tracer_buffering_id" "vpid and tracer_buffering_id are identical"
+ is "$testapp_pid" "$vpid" "vpid and known testapp pid are identical"
+ is "$testapp_pid" "$tracer_buffering_id" "tracer_buffering_id and known testapp pid are identical"
# vpid_datetime
- value=$(get_env_value "$metadata_env" vpid_datetime)
- ok $? "Extracting vpid_datetime from env metadata"
- value=$(iso8601_to_lttng_dir_datetime "$value")
- expected_path="${expected_path}-${value}"
+ local vpid_datetime
+ vpid_datetime=$(get_env_value "$metadata_env" vpid_datetime)
+ ok $? "Extracting vpid_datetime from env metadata: \`$vpid_datetime\`"
+ vpid_datetime=$(iso8601_to_lttng_dir_datetime "$vpid_datetime")
+ expected_path="${expected_path}-${vpid_datetime}"
# 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"
print_test_banner "$TEST_DESC"
+bail_out_if_no_babeltrace
+
# Use LTTNG_HOME since we want the complete "default" lttng directory hierarchy
# with "<session_name>-<datetime>/...".
-LTTNG_HOME="$TRACE_PATH"
+export LTTNG_HOME="$TRACE_PATH"
-export LTTNG_HOME
start_lttng_sessiond
tests=( test_per_uid test_per_pid )
projects / lttng-tools.git / blobdiff