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e9c9865f40
* add license header to ruby and java files * add license header to erb and rake files * add license headers to gradle files
134 lines
4.2 KiB
Ruby
134 lines
4.2 KiB
Ruby
# Licensed to Elasticsearch B.V. under one or more contributor
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# license agreements. See the NOTICE file distributed with
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# this work for additional information regarding copyright
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# ownership. Elasticsearch B.V. licenses this file to you under
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# the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing,
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# software distributed under the License is distributed on an
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# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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# KIND, either express or implied. See the License for the
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# specific language governing permissions and limitations
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# under the License.
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require "pluginmanager/ui"
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require "pluginmanager/errors"
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require "bootstrap/environment"
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require "bootstrap/util/compress"
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require "paquet"
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require "stud/temporary"
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require "fileutils"
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module LogStash module PluginManager
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class SpecificationHelpers
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WILDCARD = "*"
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WILDCARD_INTO_RE = ".*"
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def self.find_by_name_with_wildcards(pattern)
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re = transform_pattern_into_re(pattern)
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::Gem::Specification.find_all.select do |specification|
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specification.name =~ re
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end
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end
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def self.transform_pattern_into_re(pattern)
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Regexp.new("^#{pattern.gsub(WILDCARD, WILDCARD_INTO_RE)}$")
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end
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end
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class OfflinePluginPackager
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LOGSTASH_DIR = "logstash"
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DEPENDENCIES_DIR = ::File.join(LOGSTASH_DIR, "dependencies")
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# To make sure we have the maximum compatibility
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# we will ignore theses gems and they won't be included in the pack
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IGNORE_GEMS_IN_PACK = %w(
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logstash-core
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logstash-core-plugin-api
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jar-dependencies
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)
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INVALID_PLUGINS_TO_EXPLICIT_PACK = IGNORE_GEMS_IN_PACK.collect { |name| /^#{name}/ } + [
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/mixin/
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]
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def initialize(plugins_to_package, target)
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@plugins_to_package = Array(plugins_to_package)
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@target = target
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validate_plugins!
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end
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def validate_plugins!
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@plugins_to_package.each do |plugin_name|
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if INVALID_PLUGINS_TO_EXPLICIT_PACK.any? { |invalid_name| plugin_name =~ invalid_name }
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raise UnpackablePluginError, "Cannot explicitly pack `#{plugin_name}` for offline installation"
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end
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end
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end
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def generate_temporary_path
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Stud::Temporary.pathname
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end
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def explicitly_declared_plugins_specs
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@plugins_to_package.collect do |plugin_pattern|
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specs = SpecificationHelpers.find_by_name_with_wildcards(plugin_pattern)
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if specs.size > 0
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specs
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else
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raise LogStash::PluginManager::PluginNotFoundError, "Cannot find plugins matching: `#{plugin_pattern}`. Please install these before creating the offline pack"
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end
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end.flatten
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end
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def execute
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temp_path = generate_temporary_path
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packet_gem = Paquet::Gem.new(temp_path, LogStash::Environment::CACHE_PATH)
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explicit_plugins_specs = explicitly_declared_plugins_specs
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explicit_plugins_specs.each do |spec|
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packet_gem.add(spec.name)
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end
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IGNORE_GEMS_IN_PACK.each do |gem_name|
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packet_gem.ignore(gem_name)
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end
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packet_gem.pack
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prepare_package(explicit_plugins_specs, temp_path)
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LogStash::Util::Zip.compress(temp_path, @target)
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ensure
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FileUtils.rm_rf(temp_path)
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end
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def prepare_package(explicit_plugins, temp_path)
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FileUtils.mkdir_p(::File.join(temp_path, LOGSTASH_DIR))
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FileUtils.mkdir_p(::File.join(temp_path, DEPENDENCIES_DIR))
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explicit_path = ::File.join(temp_path, LOGSTASH_DIR)
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dependencies_path = ::File.join(temp_path, DEPENDENCIES_DIR)
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Dir.glob(::File.join(temp_path, "*.gem")).each do |gem_file|
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filename = ::File.basename(gem_file)
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if explicit_plugins.any? { |spec| filename =~ /^#{spec.name}/ }
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FileUtils.mv(gem_file, ::File.join(explicit_path, filename))
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else
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FileUtils.mv(gem_file, ::File.join(dependencies_path, filename))
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end
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end
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end
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def self.package(plugins_args, target)
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OfflinePluginPackager.new(plugins_args, target).execute
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end
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end
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end end
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