Add package test to catch leaking default.data.path setting (#24029)

Adds a packaging test that would have detected #23981. The test configures path.data and validates that nothing ends up in default.path.data.

TESTING.asciidoc

@@ -384,7 +384,7 @@ quality boxes available in vagrant atlas:
 
 * sles-11
 
-We're missing the follow because our tests are very linux/bash centric:
+We're missing the following because our tests are very linux/bash centric:
 
 * Windows Server 2012
 
@@ -440,8 +440,8 @@ sudo -E bats $BATS_TESTS/*rpm*.bats
 If you wanted to retest all the release artifacts on a single VM you could:
 
 -------------------------------------------------
-gradle vagrantSetUp
-vagrant up ubuntu-1404 --provider virtualbox && vagrant ssh ubuntu-1404
+gradle setupBats
+cd qa/vagrant; vagrant up ubuntu-1404 --provider virtualbox && vagrant ssh ubuntu-1404
 cd $BATS_ARCHIVES
 sudo -E bats $BATS_TESTS/*.bats
 -------------------------------------------------
@@ -516,4 +516,3 @@ included as part of the build by checking the projects of the build.
 ---------------------------------------------------------------------------
 gradle projects
 ---------------------------------------------------------------------------
-

qa/vagrant/src/test/resources/packaging/tests/75_bad_data_paths.bats

@@ -0,0 +1,77 @@
+#!/usr/bin/env bats
+
+# Tests data.path settings which in the past have misbehaving, leaking the
+# default.data.path setting into the data.path even when it doesn't belong.
+
+# WARNING: This testing file must be executed as root and can
+# dramatically change your system. It removes the 'elasticsearch'
+# user/group and also many directories. Do not execute this file
+# unless you know exactly what you are doing.
+
+# The test case can be executed with the Bash Automated
+# Testing System tool available at https://github.com/sstephenson/bats
+# Thanks to Sam Stephenson!
+
+# Licensed to Elasticsearch under one or more contributor
+# license agreements. See the NOTICE file distributed with
+# this work for additional information regarding copyright
+# ownership. Elasticsearch licenses this file to you under
+# the Apache License, Version 2.0 (the "License"); you may
+# not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#    http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied.  See the License for the
+# specific language governing permissions and limitations
+# under the License.
+
+# Load test utilities
+load $BATS_UTILS/packages.bash
+load $BATS_UTILS/tar.bash
+load $BATS_UTILS/utils.bash
+
+@test "[BAD data.path] install package" {
+    clean_before_test
+    skip_not_dpkg_or_rpm
+    install_package
+}
+
+@test "[BAD data.path] setup funny path.data in package install" {
+    skip_not_dpkg_or_rpm
+    local temp=`mktemp -d`
+    chown elasticsearch:elasticsearch "$temp"
+    echo "path.data: [$temp]" > "/etc/elasticsearch/elasticsearch.yml"
+}
+
+@test "[BAD data.path] start installed from package" {
+    skip_not_dpkg_or_rpm
+    start_elasticsearch_service green
+}
+
+@test "[BAD data.path] check for bad dir after starting from package" {
+    skip_not_dpkg_or_rpm
+    assert_file_not_exist /var/lib/elasticsearch/nodes
+}
+
+@test "[BAD data.path] install tar" {
+    clean_before_test
+    install_archive
+}
+
+@test "[BAD data.path] setup funny path.data in tar install" {
+    local temp=`mktemp -d`
+    chown elasticsearch:elasticsearch "$temp"
+    echo "path.data: [$temp]" > "/tmp/elasticsearch/config/elasticsearch.yml"
+}
+
+@test "[BAD data.path] start installed from tar" {
+    start_elasticsearch_service green "" "-Edefault.path.data=/tmp/elasticsearch/data"
+}
+
+@test "[BAD data.path] check for bad dir after starting from tar" {
+    assert_file_not_exist "/tmp/elasticsearch/data/nodes"
+}

qa/vagrant/src/test/resources/packaging/utils/utils.bash

@@ -297,8 +297,9 @@ purge_elasticsearch() {
 start_elasticsearch_service() {
     local desiredStatus=${1:-green}
     local index=$2
+    local commandLineArgs=$3
 
-    run_elasticsearch_service 0
+    run_elasticsearch_service 0 $commandLineArgs
 
     wait_for_elasticsearch_status $desiredStatus $index