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68 lines
1.8 KiB
Ruby
68 lines
1.8 KiB
Ruby
require 'fog/core/model'
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module Fog
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module AWS
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class Glacier
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class Archive < Fog::Model
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identity :id
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attribute :description
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attribute :body
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attr_accessor :multipart_chunk_size #must be a power of 2 multiple of 1MB
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def vault
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@vault
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end
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def save
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requires :body, :vault
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if multipart_chunk_size && body.respond_to?(:read)
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self.id = multipart_save
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else
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data = service.create_archive(vault.id, body, 'description' => description)
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self.id = data.headers['x-amz-archive-id']
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end
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true
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end
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def destroy
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requires :id
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service.delete_archive(vault.id,id)
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end
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private
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def vault=(new_vault)
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@vault = new_vault
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end
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def multipart_save
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# Initiate the upload
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res = service.initiate_multipart_upload vault.id, multipart_chunk_size, 'description' => description
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upload_id = res.headers["x-amz-multipart-upload-id"]
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hash = Fog::AWS::Glacier::TreeHash.new
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if body.respond_to?(:rewind)
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body.rewind rescue nil
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end
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offset = 0
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while (chunk = body.read(multipart_chunk_size)) do
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part_hash = hash.add_part(chunk)
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part_upload = service.upload_part(vault.id, upload_id, chunk, offset, part_hash )
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offset += chunk.bytesize
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end
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rescue
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# Abort the upload & reraise
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service.abort_multipart_upload(vault.id, upload_id) if upload_id
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raise
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else
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# Complete the upload
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service.complete_multipart_upload(vault.id, upload_id, offset, hash.hexdigest).headers['x-amz-archive-id']
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end
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end
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end
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end
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end
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