75 lines
1.7 KiB
Ruby
75 lines
1.7 KiB
Ruby
module BackupRestore
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# @abstract
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class BackupStore
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class BackupFileExists < RuntimeError; end
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class StorageError < RuntimeError; end
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# @return [BackupStore]
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def self.create(opts = {})
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case SiteSetting.backup_location
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when BackupLocationSiteSetting::LOCAL
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require_dependency "backup_restore/local_backup_store"
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BackupRestore::LocalBackupStore.new(opts)
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when BackupLocationSiteSetting::S3
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require_dependency "backup_restore/s3_backup_store"
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BackupRestore::S3BackupStore.new(opts)
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end
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end
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# @return [Array<BackupFile>]
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def files
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unsorted_files.sort_by { |file| -file.last_modified.to_i }
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end
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# @return [BackupFile]
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def latest_file
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files.first
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end
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def delete_old
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return unless cleanup_allowed?
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return if (backup_files = files).size <= SiteSetting.maximum_backups
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backup_files[SiteSetting.maximum_backups..-1].each do |file|
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delete_file(file.filename)
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end
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end
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def remote?
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fail NotImplementedError
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end
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# @return [BackupFile]
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def file(filename, include_download_source: false)
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fail NotImplementedError
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end
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def delete_file(filename)
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fail NotImplementedError
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end
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def download_file(filename, destination, failure_message = nil)
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fail NotImplementedError
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end
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def upload_file(filename, source_path, content_type)
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fail NotImplementedError
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end
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def generate_upload_url(filename)
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fail NotImplementedError
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end
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private
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# @return [Array<BackupFile>]
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def unsorted_files
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fail NotImplementedError
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end
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def cleanup_allowed?
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true
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end
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end
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end
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