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#
# Author:: Daniel DeLeo (<dan@kallistec.com>)
# Author:: Tim Hinderliter (<tim@opscode.com>)
# Author:: Seth Falcon (<seth@opscode.com>)
# Copyright:: Copyright (c) 2009 Daniel DeLeo
# Copyright:: Copyright (c) 2010 Opscode, Inc.
# License:: Apache License, Version 2.0
#
# Licensed 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.
#
require 'chef/provider'
require 'chef/provider/deploy'
require 'chef/json_compat'
class Chef
class Provider
class Deploy
class Revision < Chef::Provider::Deploy
def all_releases
sorted_releases
end
def action_deploy
validate_release_history!
super
end
def cleanup!
super
known_releases = sorted_releases
Dir["#{new_resource.deploy_to}/releases/*"].each do |release_dir|
unless known_releases.include?(release_dir)
converge_by("Remove unknown release in #{release_dir}") do
FileUtils.rm_rf(release_dir)
end
end
end
end
protected
def release_created(release)
sorted_releases {|r| r.delete(release); r << release }
end
def release_deleted(release)
sorted_releases { |r| r.delete(release)}
end
def release_slug
scm_provider.revision_slug
end
private
def sorted_releases
cache = load_cache
if block_given?
yield cache
save_cache(cache)
end
cache
end
def validate_release_history!
sorted_releases do |release_list|
release_list.each do |path|
release_list.delete(path) unless ::File.exist?(path)
end
end
end
def sorted_releases_from_filesystem
Dir.glob(new_resource.deploy_to + "/releases/*").sort_by { |d| ::File.ctime(d) }
end
def load_cache
begin
Chef::JSONCompat.from_json(Chef::FileCache.load("revision-deploys/#{new_resource.name}"))
rescue Chef::Exceptions::FileNotFound
sorted_releases_from_filesystem
end
end
def save_cache(cache)
Chef::FileCache.store("revision-deploys/#{new_resource.name}", cache.to_json)
cache
end
end
end
end
end
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