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Sample responses

================

## Simple response

<!-- meta={"type": "response"} -->

```http

HTTP/1.1 200 OK

Header1: Value1

Header2:\t Value2

Content-Length: 0

```

```log

off=0 message begin

off=5 len=3 span[version]="1.1"

off=8 version complete

off=13 len=2 span[status]="OK"

off=17 status complete

off=17 len=7 span[header_field]="Header1"

off=25 header_field complete

off=26 len=6 span[header_value]="Value1"

off=34 header_value complete

off=34 len=7 span[header_field]="Header2"

off=42 header_field complete

off=44 len=6 span[header_value]="Value2"

off=52 header_value complete

off=52 len=14 span[header_field]="Content-Length"

off=67 header_field complete

off=68 len=1 span[header_value]="0"

off=71 header_value complete

off=73 headers complete status=200 v=1/1 flags=20 content_length=0

off=73 message complete

```

## Error on invalid response start

Every response must start with `HTTP/`.

<!-- meta={"type": "response-only"} -->

```http

HTTPER/1.1 200 OK

```

```log

off=0 message begin

off=4 error code=8 reason="Expected HTTP/"

```

## Empty body should not trigger spurious span callbacks

<!-- meta={"type": "response"} -->

```http

HTTP/1.1 200 OK

```

```log

off=0 message begin

off=5 len=3 span[version]="1.1"

off=8 version complete

off=13 len=2 span[status]="OK"

off=17 status complete

off=19 headers complete status=200 v=1/1 flags=0 content_length=0

```

## Google 301

<!-- meta={"type": "response"} -->

```http

HTTP/1.1 301 Moved Permanently

Location: http://www.google.com/

Content-Type: text/html; charset=UTF-8

Date: Sun, 26 Apr 2009 11:11:49 GMT

Expires: Tue, 26 May 2009 11:11:49 GMT

X-$PrototypeBI-Version: 1.6.0.3

Cache-Control: public, max-age=2592000

Server: gws

Content-Length:  219

<HTML><HEAD><meta http-equiv=content-type content=text/html;charset=utf-8>\n\

<TITLE>301 Moved</TITLE></HEAD><BODY>\n\

<H1>301 Moved</H1>\n\

The document has moved\n\

<A HREF="http://www.google.com/">here</A>.

</BODY></HTML>

```

_(Note the `$` char in header field)_

```log

off=0 message begin

off=5 len=3 span[version]="1.1"

off=8 version complete

off=13 len=17 span[status]="Moved Permanently"

off=32 status complete

off=32 len=8 span[header_field]="Location"

off=41 header_field complete

off=42 len=22 span[header_value]="http://www.google.com/"

off=66 header_value complete

off=66 len=12 span[header_field]="Content-Type"

off=79 header_field complete

off=80 len=24 span[header_value]="text/html; charset=UTF-8"

off=106 header_value complete

off=106 len=4 span[header_field]="Date"

off=111 header_field complete

off=112 len=29 span[header_value]="Sun, 26 Apr 2009 11:11:49 GMT"

off=143 header_value complete

off=143 len=7 span[header_field]="Expires"

off=151 header_field complete

off=152 len=29 span[header_value]="Tue, 26 May 2009 11:11:49 GMT"

off=183 header_value complete

off=183 len=22 span[header_field]="X-$PrototypeBI-Version"

off=206 header_field complete

off=207 len=7 span[header_value]="1.6.0.3"

off=216 header_value complete

off=216 len=13 span[header_field]="Cache-Control"

off=230 header_field complete

off=231 len=23 span[header_value]="public, max-age=2592000"

off=256 header_value complete

off=256 len=6 span[header_field]="Server"

off=263 header_field complete

off=264 len=3 span[header_value]="gws"

off=269 header_value complete

off=269 len=14 span[header_field]="Content-Length"

off=284 header_field complete

off=286 len=5 span[header_value]="219  "

off=293 header_value complete

off=295 headers complete status=301 v=1/1 flags=20 content_length=219

off=295 len=74 span[body]="<HTML><HEAD><meta http-equiv=content-type content=text/html;charset=utf-8>"

off=369 len=1 span[body]=lf

off=370 len=37 span[body]="<TITLE>301 Moved</TITLE></HEAD><BODY>"

off=407 len=1 span[body]=lf

off=408 len=18 span[body]="<H1>301 Moved</H1>"

off=426 len=1 span[body]=lf

off=427 len=22 span[body]="The document has moved"

off=449 len=1 span[body]=lf

off=450 len=42 span[body]="<A HREF="http://www.google.com/">here</A>."

off=492 len=1 span[body]=cr

off=493 len=1 span[body]=lf

off=494 len=14 span[body]="</BODY></HTML>"

```

## amazon.com

<!-- meta={"type": "response"} -->

```http

HTTP/1.1 301 MovedPermanently

Date: Wed, 15 May 2013 17:06:33 GMT

Server: Server

x-amz-id-1: 0GPHKXSJQ826RK7GZEB2

p3p: policyref="http://www.amazon.com/w3c/p3p.xml",CP="CAO DSP LAW CUR ADM IVAo IVDo CONo OTPo OUR DELi PUBi OTRi BUS PHY ONL UNI PUR FIN COM NAV INT DEM CNT STA HEA PRE LOC GOV OTC "

x-amz-id-2: STN69VZxIFSz9YJLbz1GDbxpbjG6Qjmmq5E3DxRhOUw+Et0p4hr7c/Q8qNcx4oAD

Location: http://www.amazon.com/Dan-Brown/e/B000AP9DSU/ref=s9_pop_gw_al1?_encoding=UTF8&refinementId=618073011&pf_rd_m=ATVPDKIKX0DER&pf_rd_s=center-2&pf_rd_r=0SHYY5BZXN3KR20BNFAY&pf_rd_t=101&pf_rd_p=1263340922&pf_rd_i=507846

Vary: Accept-Encoding,User-Agent

Content-Type: text/html; charset=ISO-8859-1

Transfer-Encoding: chunked

\n

```

```log

off=0 message begin

off=5 len=3 span[version]="1.1"

off=8 version complete

off=13 len=16 span[status]="MovedPermanently"

off=31 status complete

off=31 len=4 span[header_field]="Date"

off=36 header_field complete

off=37 len=29 span[header_value]="Wed, 15 May 2013 17:06:33 GMT"

off=68 header_value complete

off=68 len=6 span[header_field]="Server"

off=75 header_field complete

off=76 len=6 span[header_value]="Server"

off=84 header_value complete

off=84 len=10 span[header_field]="x-amz-id-1"

off=95 header_field complete

off=96 len=20 span[header_value]="0GPHKXSJQ826RK7GZEB2"

off=118 header_value complete

off=118 len=3 span[header_field]="p3p"

off=122 header_field complete

off=123 len=178 span[header_value]="policyref="http://www.amazon.com/w3c/p3p.xml",CP="CAO DSP LAW CUR ADM IVAo IVDo CONo OTPo OUR DELi PUBi OTRi BUS PHY ONL UNI PUR FIN COM NAV INT DEM CNT STA HEA PRE LOC GOV OTC ""

off=303 header_value complete

off=303 len=10 span[header_field]="x-amz-id-2"

off=314 header_field complete

off=315 len=64 span[header_value]="STN69VZxIFSz9YJLbz1GDbxpbjG6Qjmmq5E3DxRhOUw+Et0p4hr7c/Q8qNcx4oAD"

off=381 header_value complete

off=381 len=8 span[header_field]="Location"

off=390 header_field complete

off=391 len=214 span[header_value]="http://www.amazon.com/Dan-Brown/e/B000AP9DSU/ref=s9_pop_gw_al1?_encoding=UTF8&refinementId=618073011&pf_rd_m=ATVPDKIKX0DER&pf_rd_s=center-2&pf_rd_r=0SHYY5BZXN3KR20BNFAY&pf_rd_t=101&pf_rd_p=1263340922&pf_rd_i=507846"

off=607 header_value complete

off=607 len=4 span[header_field]="Vary"

off=612 header_field complete

off=613 len=26 span[header_value]="Accept-Encoding,User-Agent"

off=641 header_value complete

off=641 len=12 span[header_field]="Content-Type"

off=654 header_field complete

off=655 len=29 span[header_value]="text/html; charset=ISO-8859-1"

off=686 header_value complete

off=686 len=17 span[header_field]="Transfer-Encoding"

off=704 header_field complete

off=705 len=7 span[header_value]="chunked"

off=714 header_value complete

off=716 headers complete status=301 v=1/1 flags=208 content_length=0

off=719 chunk header len=1

off=719 len=1 span[body]=lf

off=722 chunk complete

off=725 chunk header len=0

off=727 chunk complete

off=727 message complete

```

## No headers and no body

<!-- meta={"type": "response"} -->

```http

HTTP/1.1 404 Not Found

```

```log

off=0 message begin

off=5 len=3 span[version]="1.1"

off=8 version complete

off=13 len=9 span[status]="Not Found"

off=24 status complete

off=26 headers complete status=404 v=1/1 flags=0 content_length=0

```

## No reason phrase

<!-- meta={"type": "response"} -->

```http

HTTP/1.1 301

```

```log

off=0 message begin

off=5 len=3 span[version]="1.1"

off=8 version complete

off=14 status complete

off=16 headers complete status=301 v=1/1 flags=0 content_length=0

```

## Empty reason phrase after space

<!-- meta={"type": "response"} -->

```http

HTTP/1.1 200 \r\n\

```

```log

off=0 message begin

off=5 len=3 span[version]="1.1"

off=8 version complete

off=15 status complete

off=17 headers complete status=200 v=1/1 flags=0 content_length=0

```

## No carriage ret

<!-- meta={"type": "response"} -->

```http

HTTP/1.1 200 OK\n\

Content-Type: text/html; charset=utf-8\n\

Connection: close\n\

\n\

these headers are from http://news.ycombinator.com/

```

```log

off=0 message begin

off=5 len=3 span[version]="1.1"

off=8 version complete

off=13 len=2 span[status]="OK"

off=16 status complete

off=16 len=12 span[header_field]="Content-Type"

off=29 header_field complete

off=30 len=24 span[header_value]="text/html; charset=utf-8"

off=54 error code=10 reason="Invalid header value char"

```

## Underscore in header key

Shown by: `curl -o /dev/null -v "http://ad.doubleclick.net/pfadx/DARTSHELLCONFIGXML;dcmt=text/xml;"`

<!-- meta={"type": "response"} -->

```http

HTTP/1.1 200 OK

Server: DCLK-AdSvr

Content-Type: text/xml

Content-Length: 0

DCLK_imp: v7;x;114750856;0-0;0;17820020;0/0;21603567/21621457/1;;~okv=;dcmt=text/xml;;~cs=o

```

```log

off=0 message begin

off=5 len=3 span[version]="1.1"

off=8 version complete

off=13 len=2 span[status]="OK"

off=17 status complete

off=17 len=6 span[header_field]="Server"

off=24 header_field complete

off=25 len=10 span[header_value]="DCLK-AdSvr"

off=37 header_value complete

off=37 len=12 span[header_field]="Content-Type"

off=50 header_field complete

off=51 len=8 span[header_value]="text/xml"

off=61 header_value complete

off=61 len=14 span[header_field]="Content-Length"

off=76 header_field complete

off=77 len=1 span[header_value]="0"

off=80 header_value complete

off=80 len=8 span[header_field]="DCLK_imp"

off=89 header_field complete

off=90 len=81 span[header_value]="v7;x;114750856;0-0;0;17820020;0/0;21603567/21621457/1;;~okv=;dcmt=text/xml;;~cs=o"

off=173 header_value complete

off=175 headers complete status=200 v=1/1 flags=20 content_length=0

off=175 message complete

```

## bonjourmadame.fr

The client should not merge two headers fields when the first one doesn't

have a value.

<!-- meta={"type": "response"} -->

```http

HTTP/1.0 301 Moved Permanently

Date: Thu, 03 Jun 2010 09:56:32 GMT

Server: Apache/2.2.3 (Red Hat)

Cache-Control: public

Pragma: \r\n\

Location: http://www.bonjourmadame.fr/

Vary: Accept-Encoding

Content-Length: 0

Content-Type: text/html; charset=UTF-8

Connection: keep-alive

```

```log

off=0 message begin

off=5 len=3 span[version]="1.0"

off=8 version complete

off=13 len=17 span[status]="Moved Permanently"

off=32 status complete

off=32 len=4 span[header_field]="Date"

off=37 header_field complete

off=38 len=29 span[header_value]="Thu, 03 Jun 2010 09:56:32 GMT"

off=69 header_value complete

off=69 len=6 span[header_field]="Server"

off=76 header_field complete

off=77 len=22 span[header_value]="Apache/2.2.3 (Red Hat)"

off=101 header_value complete

off=101 len=13 span[header_field]="Cache-Control"

off=115 header_field complete

off=116 len=6 span[header_value]="public"

off=124 header_value complete

off=124 len=6 span[header_field]="Pragma"

off=131 header_field complete

off=134 len=0 span[header_value]=""

off=134 header_value complete

off=134 len=8 span[header_field]="Location"

off=143 header_field complete

off=144 len=28 span[header_value]="http://www.bonjourmadame.fr/"

off=174 header_value complete

off=174 len=4 span[header_field]="Vary"

off=179 header_field complete

off=180 len=15 span[header_value]="Accept-Encoding"

off=197 header_value complete

off=197 len=14 span[header_field]="Content-Length"

off=212 header_field complete

off=213 len=1 span[header_value]="0"

off=216 header_value complete

off=216 len=12 span[header_field]="Content-Type"

off=229 header_field complete

off=230 len=24 span[header_value]="text/html; charset=UTF-8"

off=256 header_value complete

off=256 len=10 span[header_field]="Connection"

off=267 header_field complete

off=268 len=10 span[header_value]="keep-alive"

off=280 header_value complete

off=282 headers complete status=301 v=1/0 flags=21 content_length=0

off=282 message complete

```

## Spaces in header value

<!-- meta={"type": "response"} -->

```http

HTTP/1.1 200 OK

Date: Tue, 28 Sep 2010 01:14:13 GMT

Server: Apache

Cache-Control: no-cache, must-revalidate

Expires: Mon, 26 Jul 1997 05:00:00 GMT

.et-Cookie: PlaxoCS=1274804622353690521; path=/; domain=.plaxo.com

Vary: Accept-Encoding

_eep-Alive: timeout=45

_onnection: Keep-Alive

Transfer-Encoding: chunked

Content-Type: text/html

Connection: close

```

```log

off=0 message begin

off=5 len=3 span[version]="1.1"

off=8 version complete

off=13 len=2 span[status]="OK"

off=17 status complete

off=17 len=4 span[header_field]="Date"

off=22 header_field complete

off=23 len=29 span[header_value]="Tue, 28 Sep 2010 01:14:13 GMT"

off=54 header_value complete

off=54 len=6 span[header_field]="Server"

off=61 header_field complete

off=62 len=6 span[header_value]="Apache"

off=70 header_value complete

off=70 len=13 span[header_field]="Cache-Control"

off=84 header_field complete

off=85 len=25 span[header_value]="no-cache, must-revalidate"

off=112 header_value complete

off=112 len=7 span[header_field]="Expires"

off=120 header_field complete

off=121 len=29 span[header_value]="Mon, 26 Jul 1997 05:00:00 GMT"

off=152 header_value complete

off=152 len=10 span[header_field]=".et-Cookie"

off=163 header_field complete

off=164 len=54 span[header_value]="PlaxoCS=1274804622353690521; path=/; domain=.plaxo.com"

off=220 header_value complete

off=220 len=4 span[header_field]="Vary"

off=225 header_field complete

off=226 len=15 span[header_value]="Accept-Encoding"

off=243 header_value complete

off=243 len=10 span[header_field]="_eep-Alive"

off=254 header_field complete

off=255 len=10 span[header_value]="timeout=45"

off=267 header_value complete

off=267 len=10 span[header_field]="_onnection"

off=278 header_field complete

off=279 len=10 span[header_value]="Keep-Alive"

off=291 header_value complete

off=291 len=17 span[header_field]="Transfer-Encoding"

off=309 header_field complete

off=310 len=7 span[header_value]="chunked"

off=319 header_value complete

off=319 len=12 span[header_field]="Content-Type"

off=332 header_field complete

off=333 len=9 span[header_value]="text/html"

off=344 header_value complete

off=344 len=10 span[header_field]="Connection"

off=355 header_field complete

off=356 len=5 span[header_value]="close"

off=363 header_value complete

off=365 headers complete status=200 v=1/1 flags=20a content_length=0

off=368 chunk header len=0

off=370 chunk complete

off=370 message complete

```

## Spaces in header name in strict mode

<!-- meta={"type": "response", "mode": "strict", "noScan": true} -->

```http

HTTP/1.1 200 OK

Server: Microsoft-IIS/6.0

X-Powered-By: ASP.NET

en-US Content-Type: text/xml

Content-Type: text/xml

Content-Length: 16

Date: Fri, 23 Jul 2010 18:45:38 GMT

Connection: keep-alive

<xml>hello</xml>

```

```log

off=0 message begin

off=5 len=3 span[version]="1.1"

off=8 version complete

off=13 len=2 span[status]="OK"

off=17 status complete

off=17 len=6 span[header_field]="Server"

off=24 header_field complete

off=25 len=17 span[header_value]="Microsoft-IIS/6.0"

off=44 header_value complete

off=44 len=12 span[header_field]="X-Powered-By"

off=57 header_field complete

off=58 len=7 span[header_value]="ASP.NET"

off=67 header_value complete

off=72 error code=10 reason="Invalid header token"

```

## Spaces in header name in loose mode

`en-US Content-Type` must be treated as a header name

<!-- meta={"type": "response", "mode": "loose"} -->

```http

HTTP/1.1 200 OK

Server: Microsoft-IIS/6.0

X-Powered-By: ASP.NET

en-US Content-Type: text/xml

Content-Type: text/xml

Content-Length: 16

Date: Fri, 23 Jul 2010 18:45:38 GMT

Connection: keep-alive

<xml>hello</xml>

```

```log

off=0 message begin

off=5 len=3 span[version]="1.1"

off=8 version complete

off=13 len=2 span[status]="OK"

off=17 status complete

off=17 len=6 span[header_field]="Server"

off=24 header_field complete

off=25 len=17 span[header_value]="Microsoft-IIS/6.0"

off=44 header_value complete

off=44 len=12 span[header_field]="X-Powered-By"

off=57 header_field complete

off=58 len=7 span[header_value]="ASP.NET"

off=67 header_value complete

off=67 len=18 span[header_field]="en-US Content-Type"

off=86 header_field complete

off=87 len=8 span[header_value]="text/xml"

off=97 header_value complete

off=97 len=12 span[header_field]="Content-Type"

off=110 header_field complete

off=111 len=8 span[header_value]="text/xml"

off=121 header_value complete

off=121 len=14 span[header_field]="Content-Length"

off=136 header_field complete

off=137 len=2 span[header_value]="16"

off=141 header_value complete

off=141 len=4 span[header_field]="Date"

off=146 header_field complete

off=147 len=29 span[header_value]="Fri, 23 Jul 2010 18:45:38 GMT"

off=178 header_value complete

off=178 len=10 span[header_field]="Connection"

off=189 header_field complete

off=190 len=10 span[header_value]="keep-alive"

off=202 header_value complete

off=204 headers complete status=200 v=1/1 flags=21 content_length=16

off=204 len=16 span[body]="<xml>hello</xml>"

off=220 message complete

```

## Non ASCII in status line

<!-- meta={"type": "response", "noScan": true} -->

```http

HTTP/1.1 500 Oriëntatieprobleem

Date: Fri, 5 Nov 2010 23:07:12 GMT+2

Content-Length: 0

Connection: close

```

```log

off=0 message begin

off=5 len=3 span[version]="1.1"

off=8 version complete

off=13 len=19 span[status]="Oriëntatieprobleem"

off=34 status complete

off=34 len=4 span[header_field]="Date"

off=39 header_field complete

off=40 len=30 span[header_value]="Fri, 5 Nov 2010 23:07:12 GMT+2"

off=72 header_value complete

off=72 len=14 span[header_field]="Content-Length"

off=87 header_field complete

off=88 len=1 span[header_value]="0"

off=91 header_value complete

off=91 len=10 span[header_field]="Connection"

off=102 header_field complete

off=103 len=5 span[header_value]="close"

off=110 header_value complete

off=112 headers complete status=500 v=1/1 flags=22 content_length=0

off=112 message complete

```

## HTTP version 0.9

<!-- meta={"type": "response"} -->

```http

HTTP/0.9 200 OK

```

```log

off=0 message begin

off=5 len=3 span[version]="0.9"

off=8 version complete

off=13 len=2 span[status]="OK"

off=17 status complete

off=19 headers complete status=200 v=0/9 flags=0 content_length=0

```

## No Content-Length, no Transfer-Encoding

The client should wait for the server's EOF. That is, when neither

content-length nor transfer-encoding is specified, the end of body

is specified by the EOF.

<!-- meta={"type": "response"} -->

```http

HTTP/1.1 200 OK

Content-Type: text/plain

hello world

```

```log

off=0 message begin

off=5 len=3 span[version]="1.1"

off=8 version complete

off=13 len=2 span[status]="OK"

off=17 status complete

off=17 len=12 span[header_field]="Content-Type"

off=30 header_field complete

off=31 len=10 span[header_value]="text/plain"

off=43 header_value complete

off=45 headers complete status=200 v=1/1 flags=0 content_length=0

off=45 len=11 span[body]="hello world"

```

## Response starting with CRLF

<!-- meta={"type": "response"} -->

```http

\r\nHTTP/1.1 200 OK

Header1: Value1

Header2:\t Value2

Content-Length: 0

```

```log

off=2 message begin

off=7 len=3 span[version]="1.1"

off=10 version complete

off=15 len=2 span[status]="OK"

off=19 status complete

off=19 len=7 span[header_field]="Header1"

off=27 header_field complete

off=28 len=6 span[header_value]="Value1"

off=36 header_value complete

off=36 len=7 span[header_field]="Header2"

off=44 header_field complete

off=46 len=6 span[header_value]="Value2"

off=54 header_value complete

off=54 len=14 span[header_field]="Content-Length"

off=69 header_field complete

off=70 len=1 span[header_value]="0"

off=73 header_value complete

off=75 headers complete status=200 v=1/1 flags=20 content_length=0

off=75 message complete

```