class Aws::Plugins::HttpChecksum::Handler
@api private
Constants
- CHUNK_SIZE
Public Instance Methods
call(context)
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# File lib/aws-sdk-core/plugins/http_checksum.rb, line 13 def call(context) if checksum_required?(context) && !context[:checksum_algorithms] # skip in favor of flexible checksum body = context.http_request.body context.http_request.headers['Content-Md5'] ||= md5(body) end @handler.call(context) end
Private Instance Methods
checksum_required?(context)
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# File lib/aws-sdk-core/plugins/http_checksum.rb, line 24 def checksum_required?(context) context.operation.http_checksum_required || (context.operation.http_checksum && context.operation.http_checksum['requestChecksumRequired']) end
md5(value)
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@param [File, Tempfile, IO#read, String] value @return [String<MD5>]
# File lib/aws-sdk-core/plugins/http_checksum.rb, line 32 def md5(value) if (value.is_a?(File) || value.is_a?(Tempfile)) && !value.path.nil? && File.exist?(value.path) OpenSSL::Digest::MD5.file(value).base64digest elsif value.respond_to?(:read) md5 = OpenSSL::Digest::MD5.new update_in_chunks(md5, value) md5.base64digest else OpenSSL::Digest::MD5.digest(value).base64digest end end
update_in_chunks(digest, io)
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# File lib/aws-sdk-core/plugins/http_checksum.rb, line 45 def update_in_chunks(digest, io) loop do chunk = io.read(CHUNK_SIZE) break unless chunk digest.update(chunk) end io.rewind end