Mercurial > hg > nginx-site
diff xml/en/docs/http/ngx_http_spdy_module.xml @ 2972:9a8d15333a58
Removed obsolete SPDY documentation.
author | Sergey Kandaurov <pluknet@nginx.com> |
---|---|
date | Wed, 07 Jun 2023 14:21:30 +0400 |
parents | c711a8a1a8f9 |
children |
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--- a/xml/en/docs/http/ngx_http_spdy_module.xml Thu Jun 01 15:29:03 2023 +0100 +++ b/xml/en/docs/http/ngx_http_spdy_module.xml Wed Jun 07 14:21:30 2023 +0400 @@ -9,155 +9,14 @@ <module name="Module ngx_http_spdy_module" link="/en/docs/http/ngx_http_spdy_module.html" lang="en" - rev="10"> + rev="11"> <section id="summary"> <para> -The <literal>ngx_http_spdy_module</literal> module provides experimental -support for <link url="http://www.chromium.org/spdy/spdy-protocol">SPDY</link>. -Currently, -<link url="http://www.chromium.org/spdy/spdy-protocol/spdy-protocol-draft3-1">draft -3.1</link> of SPDY protocol is implemented. -<note> -Before version 1.5.10, -<link url="http://www.chromium.org/spdy/spdy-protocol/spdy-protocol-draft2">draft -2</link> of SPDY protocol was implemented. -</note> -</para> - -<para> -This module is not built by default, it should be enabled with -the <literal>--with-http_spdy_module</literal> -configuration parameter. -</para> - -<para> -<note> This module was superseded by the <link doc="ngx_http_v2_module.xml">ngx_http_v2_module</link> module in 1.9.5. -</note> -</para> - -</section> - - -<section id="issues" name="Known Issues"> - -<para> -The module is experimental, caveat emptor applies. -</para> - -<para> -Current implementation of SPDY protocol does not support “server push”. -</para> - -<para> -In versions prior to 1.5.9, responses in SPDY connections could not be -<link doc="ngx_http_core_module.xml" id="limit_rate">rate limited</link>. -</para> - -<para> -Buffering of a client request body cannot be disabled -regardless of -<link doc="ngx_http_proxy_module.xml" id="proxy_request_buffering"/>, -<link doc="ngx_http_fastcgi_module.xml" id="fastcgi_request_buffering"/>, -<link doc="ngx_http_uwsgi_module.xml" id="uwsgi_request_buffering"/>, and -<link doc="ngx_http_scgi_module.xml" id="scgi_request_buffering"/> -directive values. -</para> - -</section> - - -<section id="example" name="Example Configuration"> - -<para> -<example> -server { - listen 443 ssl spdy; - - ssl_certificate server.crt; - ssl_certificate_key server.key; - ... -} -</example> -<note> -Note that in order to accept both -<link doc="ngx_http_ssl_module.xml">HTTPS</link> and SPDY connections -simultaneously on the same port, -<link url="http://www.openssl.org">OpenSSL</link> library used should support -“Next Protocol Negotiation” TLS extension, available since OpenSSL -version 1.0.1. -</note> -</para> - -</section> - - -<section id="directives" name="Directives"> - -<directive name="spdy_chunk_size"> -<syntax><value>size</value></syntax> -<default>8k</default> -<context>http</context> -<context>server</context> -<context>location</context> -<appeared-in>1.5.9</appeared-in> - -<para> -Sets the maximum size of chunks -into which the response body is -<link url="http://www.chromium.org/spdy/spdy-protocol/spdy-protocol-draft2#TOC-Data-frames"> -sliced</link>. -A too low value results in higher overhead. -A too high value impairs prioritization due to -<link url="http://en.wikipedia.org/wiki/Head-of-line_blocking"> -HOL blocking</link>. -</para> - -</directive> - - -<directive name="spdy_headers_comp"> -<syntax><value>level</value></syntax> -<default>0</default> -<context>http</context> -<context>server</context> - -<para> -Sets the header compression <value>level</value> of a response in a range from -1 (fastest, less compression) to 9 (slowest, best compression). -The special value 0 turns off the header compression. -</para> - -</directive> - -</section> - - -<section id="variables" name="Embedded Variables"> - -<para> -The <literal>ngx_http_spdy_module</literal> module -supports the following embedded variables: -<list type="tag" compact="no"> - -<tag-name id="var_spdy"><var>$spdy</var></tag-name> -<tag-desc> -SPDY protocol version for SPDY connections, -or an empty string otherwise; -</tag-desc> - -<tag-name id="var_spdy_request_priority"><var>$spdy_request_priority</var> -</tag-name> -<tag-desc> -request priority for SPDY connections, -or an empty string otherwise. -</tag-desc> - -</list> </para> </section>