58 lines
1.8 KiB
Ruby
58 lines
1.8 KiB
Ruby
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#
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# Cookbook:: esh_undocker
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# Resource:: download
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#
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# Copyright:: 2022, https://easyself.host
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may 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, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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unified_mode true
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property :image, String, name_property: true
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default_action :download
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action :download do
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image = new_resource.image
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parts = image.split(':')
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tag = parts.pop
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url, image = parts.join(':').split('/', 2)
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apt_package %w(skopeo ca-certificates jq)
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directory "#{Chef::Config['file_cache_path']}/#{image}-#{tag}" do
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owner 'root'
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group 'root'
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mode '0755'
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recursive true
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action :create
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end
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current_created = `skopeo inspect oci:#{Chef::Config['file_cache_path']}/#{image}-#{tag}:#{tag} | jq -r .Created`.strip
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latest_created = `skopeo inspect docker://#{url}/#{image}:#{tag} | jq -r .Created`.strip
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directory "#{Chef::Config['file_cache_path']}/#{image}-#{tag}" do
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recursive true
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action :delete
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only_if { current_created != latest_created }
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end
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execute "download docker image #{image} as oci layout format" do
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command <<~EOT
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skopeo copy \
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docker://#{url}/#{image}:#{tag} \
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oci:#{Chef::Config['file_cache_path']}/#{image}-#{tag}:#{tag}
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EOT
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not_if { ::File.exist?("#{Chef::Config['file_cache_path']}/#{image}-#{tag}/index.json") }
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live_stream true
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end
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end
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