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# frozen_string_literal: true
module Packages
module Nuget
module Symbols
class CreateSymbolFilesService
ExtractionError = Class.new(StandardError)
SYMBOL_ENTRIES_LIMIT = 100
CONTENT_TYPE = 'application/octet-stream'
def initialize(package, package_zip_file)
@package = package
@symbol_entries = package_zip_file.glob('**/*.pdb')
end
def execute
return if symbol_entries.empty?
process_symbol_entries
rescue ExtractionError => e
Gitlab::ErrorTracking.log_exception(e, class: self.class.name, package_id: package.id)
end
private
attr_reader :package, :symbol_entries
def process_symbol_entries
Tempfile.create('nuget_extraction_symbol_file') do |tmp_file|
symbol_entries.each_with_index do |entry, index|
raise ExtractionError, 'too many symbol entries' if index >= SYMBOL_ENTRIES_LIMIT
entry.extract(tmp_file.path) { true }
File.open(tmp_file.path) do |file|
create_symbol(entry.name, file)
end
end
end
rescue Zip::EntrySizeError => e
raise ExtractionError, "symbol file has the wrong entry size: #{e.message}"
rescue Zip::EntryNameError => e
raise ExtractionError, "symbol file has the wrong entry name: #{e.message}"
end
def create_symbol(path, file)
signature = extract_signature(file.read(1.kilobyte))
return if signature.blank?
::Packages::Nuget::Symbol.create!(
package: package,
file: { tempfile: file, filename: path.downcase, content_type: CONTENT_TYPE },
file_path: path,
signature: signature,
size: file.size
)
rescue StandardError => e
Gitlab::ErrorTracking.log_exception(e, class: self.class.name, package_id: package.id)
end
def extract_signature(content_fragment)
ExtractSymbolSignatureService
.new(content_fragment)
.execute
.payload
end
end
end
end
end
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