Method: Gem::Package#verify_checksums

Defined in:
lib/rubygems/package.rb

#verify_checksums(digests, checksums) ⇒ Object

Verifies the checksums against the digests. This check is not cryptographically secure. Missing checksums are ignored.



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# File 'lib/rubygems/package.rb', line 642

def verify_checksums(digests, checksums) # :nodoc:
  return unless checksums

  checksums.sort.each do |algorithm, gem_digests|
    gem_digests.sort.each do |file_name, gem_hexdigest|
      computed_digest = digests[algorithm][file_name]

      unless computed_digest.hexdigest == gem_hexdigest
        raise Gem::Package::FormatError.new \
          "#{algorithm} checksum mismatch for #{file_name}", @gem
      end
    end
  end
end