update elasticsearch ruby client to 8.x

Gemfile.template

@@ -13,7 +13,7 @@ gem "ruby-maven-libs", "~> 3", ">= 3.9.6.1"
 gem "logstash-output-elasticsearch", ">= 11.14.0"
 gem "polyglot", require: false
 gem "treetop", require: false
-gem "faraday", "~> 1", :require => false # due elasticsearch-transport (elastic-transport) depending faraday '~> 1'
+gem "faraday", "~> 2", :require => false
 gem "minitar", :group => :build
 gem "childprocess", "~> 4", :group => :build
 gem "fpm", "~> 1", ">= 1.14.1", :group => :build # compound due to bugfix https://github.com/jordansissel/fpm/pull/1856

logstash-core/lib/logstash/elasticsearch_client.rb

@@ -16,7 +16,7 @@
 # under the License.
 
 require "elasticsearch"
-require "elasticsearch/transport/transport/http/manticore"
+require "elastic-transport"
 require 'logstash/util/manticore_ssl_config_helper'
 require 'logstash/util/password'
 

logstash-core/logstash-core.gemspec

@@ -72,7 +72,7 @@ Gem::Specification.new do |gem|
 
   gem.add_runtime_dependency "jrjackson", "= #{ALL_VERSIONS.fetch('jrjackson')}" #(Apache 2.0 license)
 
-  gem.add_runtime_dependency "elasticsearch", '~> 7'
+  gem.add_runtime_dependency "elasticsearch", '~> 8'
   gem.add_runtime_dependency "manticore", '~> 0.6'
 
   # xpack geoip database service

qa/integration/services/elasticsearch_service.rb

@@ -16,6 +16,7 @@
 # under the License.
 
 require 'elasticsearch'
+require 'elastic-transport'
 require_relative '../specs/spec_helper'
 
 class ElasticsearchService < Service

tools/dependencies-report/src/main/resources/licenseMapping.csv

@@ -100,6 +100,7 @@ dependency,dependencyUrl,licenseOverride,copyright,sourceURL
 "jruby-stdin-channel:","https://github.com/colinsurprenant/jruby-stdin-channel",Apache-2.0
 "jwt:",https://github.com/jwt/ruby-jwt,MIT
 "json:",http://json-jruby.rubyforge.org/,Ruby
+"logger:","https://github.com/ruby/logger",BSD-2-Clause
 "lru_redux:","https://github.com/SamSaffron/lru_redux/",MIT
 "mail:","https://github.com/mikel/mail/",MIT
 "manticore:","https://github.com/cheald/manticore/",MIT

tools/dependencies-report/src/main/resources/notices/logger-NOTICE.txt

@@ -0,0 +1,22 @@
+Copyright (C) 1993-2013 Yukihiro Matsumoto. All rights reserved.
+
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions
+are met:
+1. Redistributions of source code must retain the above copyright
+   notice, this list of conditions and the following disclaimer.
+2. Redistributions in binary form must reproduce the above copyright
+   notice, this list of conditions and the following disclaimer in the
+   documentation and/or other materials provided with the distribution.
+
+THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
+ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+SUCH DAMAGE.