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HTTP Keep-Alive should be honored for 304 response #64

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HTTP Keep-Alive should be honored for 304 response #64

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11 changes: 8 additions & 3 deletions lib/webrick/httpresponse.rb
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Original file line number Diff line number Diff line change
Expand Up @@ -162,7 +162,7 @@ def send_response(socket)
##
# Sets up the headers for sending

def setup_header()
def setup_header
@reason_phrase ||= HTTPStatus::reason_phrase(@status)
@header['server'] ||= @config[:ServerSoftware]
@header['date'] ||= Time.now.httpdate
Expand All @@ -184,7 +184,7 @@ def setup_header()
end

# Determine the message length (RFC2616 -- 4.4 Message Length)
if @status == 304 || @status == 204 || HTTPStatus::info?(@status)
if has_empty_response?
@header.delete('content-length')
@body = ""
elsif chunked?
Expand All @@ -202,7 +202,7 @@ def setup_header()
if @header['connection'] == "close"
@keep_alive = false
elsif keep_alive?
if chunked? || @header['content-length']
if has_empty_response? || chunked? || @header['content-length']
@header['connection'] = "Keep-Alive"
else
msg = "Could not determine content-length of response body. Set content-length of the response or set Response#chunked = true"
Expand Down Expand Up @@ -395,5 +395,10 @@ def _send_file(output, input, offset, size)
def _write_data(socket, data)
socket << data
end

def has_empty_response?
@status == 304 || @status == 204 || HTTPStatus::info?(@status)
end

end
end
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