Merge branch 'patch-1' of https://github.com/rasa/nghttp2 into rasa-patch-1
This commit is contained in:
commit
9bf2ca6916
244
README.rst
244
README.rst
|
@ -1,30 +1,30 @@
|
|||
nghttp2 - HTTP/2 C Library
|
||||
==========================
|
||||
|
||||
This is an implementation of Hypertext Transfer Protocol version 2
|
||||
This is an implementation of the Hypertext Transfer Protocol version 2
|
||||
in C.
|
||||
|
||||
The framing layer of HTTP/2 is implemented as a form of reusable C
|
||||
library. On top of that, we have implemented HTTP/2 client, server
|
||||
and proxy. We have also developed load test and benchmarking tool for
|
||||
The framing layer of HTTP/2 is implemented as a reusable C
|
||||
library. On top of that, we have implemented an HTTP/2 client, server
|
||||
and proxy. We have also developed load test and benchmarking tools for
|
||||
HTTP/2 and SPDY.
|
||||
|
||||
HPACK encoder and decoder are available as public API.
|
||||
An HPACK encoder and decoder are available as a public API.
|
||||
|
||||
The experimental high level C++ library is also available.
|
||||
An experimental high level C++ library is also available.
|
||||
|
||||
We have Python binding of this libary, but we have not covered
|
||||
everything yet.
|
||||
We have Python bindings of this libary, but we do not have full
|
||||
code coverage yet.
|
||||
|
||||
Development Status
|
||||
------------------
|
||||
|
||||
We started to implement h2-14
|
||||
(http://tools.ietf.org/html/draft-ietf-httpbis-http2-14), the header
|
||||
(http://tools.ietf.org/html/draft-ietf-httpbis-http2-14), and header
|
||||
compression
|
||||
(http://tools.ietf.org/html/draft-ietf-httpbis-header-compression-09).
|
||||
|
||||
The nghttp2 code base was forked from spdylay project.
|
||||
The nghttp2 code base was forked from the spdylay project.
|
||||
|
||||
=========================== =======
|
||||
HTTP/2 Features Support
|
||||
|
@ -37,7 +37,7 @@ Large header (CONTINUATION) Yes
|
|||
Public Test Server
|
||||
------------------
|
||||
|
||||
The following endpoints are available to try out nghttp2
|
||||
The following endpoints are available to try out our nghttp2
|
||||
implementation.
|
||||
|
||||
* https://nghttp2.org/ (TLS + ALPN/NPN)
|
||||
|
@ -67,16 +67,16 @@ To build the documentation, you need to install:
|
|||
* sphinx (http://sphinx-doc.org/)
|
||||
|
||||
To build and run the application programs (``nghttp``, ``nghttpd`` and
|
||||
``nghttpx``) in ``src`` directory, the following packages are
|
||||
``nghttpx``) in the ``src`` directory, the following packages are
|
||||
required:
|
||||
|
||||
* OpenSSL >= 1.0.1
|
||||
* libev >= 4.15
|
||||
* zlib >= 1.2.3
|
||||
|
||||
ALPN support requires unreleased version OpenSSL >= 1.0.2.
|
||||
ALPN support requires an unreleased version of OpenSSL >= 1.0.2.
|
||||
|
||||
To enable SPDY protocol in the application program ``nghttpx`` and
|
||||
To enable the SPDY protocol in the application program ``nghttpx`` and
|
||||
``h2load``, the following package is required:
|
||||
|
||||
* spdylay >= 1.3.0
|
||||
|
@ -90,7 +90,7 @@ The HPACK tools require the following package:
|
|||
|
||||
* jansson >= 2.5
|
||||
|
||||
To build sources under examples directory, libevent is required:
|
||||
To build sources under the examples directory, libevent is required:
|
||||
|
||||
* libevent-openssl >= 2.0.8
|
||||
|
||||
|
@ -109,16 +109,17 @@ The Python bindings require the following packages:
|
|||
* cython >= 0.19
|
||||
* python >= 2.7
|
||||
|
||||
If you are using Ubuntu 14.04 LTS, you need the following packages
|
||||
installed::
|
||||
If you are using Ubuntu 14.04 LTS (trusty), run the following to install the needed packages::
|
||||
|
||||
apt-get install make binutils autoconf automake autotools-dev libtool pkg-config zlib1g-dev libcunit1-dev libssl-dev libxml2-dev libev-dev libevent-dev libjansson-dev libjemalloc-dev cython python3.4-dev
|
||||
sudo apt-get install make binutils autoconf automake autotools-dev libtool pkg-config \
|
||||
zlib1g-dev libcunit1-dev libssl-dev libxml2-dev libev-dev libevent-dev libjansson-dev \
|
||||
libjemalloc-dev cython python3.4-dev
|
||||
|
||||
spdylay is not packaged in Ubuntu, so you need to build it yourself:
|
||||
http://tatsuhiro-t.github.io/spdylay/
|
||||
|
||||
Build from git
|
||||
--------------
|
||||
Building from git
|
||||
-----------------
|
||||
|
||||
Building from git is easy, but please be sure that at least autoconf 2.68 is
|
||||
used::
|
||||
|
@ -129,23 +130,23 @@ used::
|
|||
$ ./configure
|
||||
$ make
|
||||
|
||||
To compile source code, gcc >= 4.8.3 or clang >= 3.4 is required.
|
||||
To compile the source code, gcc >= 4.8.3 or clang >= 3.4 is required.
|
||||
|
||||
.. note::
|
||||
|
||||
Mac OS X users may need ``--disable-threads`` configure option to
|
||||
disable multi threading in nghttpd, nghttpx and h2load to prevent
|
||||
them from crashing. Patch is welcome to make multi threading work
|
||||
Mac OS X users may need the ``--disable-threads`` configure option to
|
||||
disable multi-threading in nghttpd, nghttpx and h2load to prevent
|
||||
them from crashing. A patch is welcome to make multi threading work
|
||||
on Mac OS X platform.
|
||||
|
||||
Building documentation
|
||||
----------------------
|
||||
Building the documentation
|
||||
--------------------------
|
||||
|
||||
.. note::
|
||||
|
||||
Documentation is still incomplete.
|
||||
|
||||
To build documentation, run::
|
||||
To build the documentation, run::
|
||||
|
||||
$ make html
|
||||
|
||||
|
@ -164,8 +165,8 @@ Unit tests are done by simply running `make check`.
|
|||
Integration tests
|
||||
-----------------
|
||||
|
||||
We have the integration tests for nghttpx proxy server. The tests are
|
||||
written in `Go programming language <http://golang.org/>`_ and uses
|
||||
We have the integration tests for the nghttpx proxy server. The tests are
|
||||
written in the `Go programming language <http://golang.org/>`_ and uses
|
||||
its testing framework. We depend on the following libraries:
|
||||
|
||||
* https://github.com/bradfitz/http2
|
||||
|
@ -182,12 +183,12 @@ To run the tests, run the following command under
|
|||
|
||||
$ make it
|
||||
|
||||
Inside the tests, we use port 3009 to run test subject server.
|
||||
Inside the tests, we use port 3009 to run the test subject server.
|
||||
|
||||
Client, Server and Proxy programs
|
||||
---------------------------------
|
||||
|
||||
The src directory contains HTTP/2 client, server and proxy programs.
|
||||
The ``src`` directory contains the HTTP/2 client, server and proxy programs.
|
||||
|
||||
nghttp - client
|
||||
+++++++++++++++
|
||||
|
@ -334,7 +335,7 @@ The HTTP Upgrade is performed like this::
|
|||
[ 0.038] send GOAWAY frame <length=8, flags=0x00, stream_id=0>
|
||||
(last_stream_id=0, error_code=NO_ERROR(0), opaque_data(0)=[])
|
||||
|
||||
With ``-s`` option, ``nghttp`` prints out some timing information for
|
||||
Using the ``-s`` option, ``nghttp`` prints out some timing information for
|
||||
requests, sorted by completion time::
|
||||
|
||||
$ nghttp -nas https://nghttp2.org/
|
||||
|
@ -360,8 +361,8 @@ requests, sorted by completion time::
|
|||
+76.14ms +11.17ms 64.97ms 200 171K /images/posts/with-pri-blog.png
|
||||
+88.52ms +11.17ms 77.36ms 200 174K /images/posts/without-pri-blog.png
|
||||
|
||||
With ``-r`` option, ``nghttp`` writes more detailed timing data to
|
||||
given file in HAR format.
|
||||
Using the ``-r`` option, ``nghttp`` writes more detailed timing data to
|
||||
the given file in HAR format.
|
||||
|
||||
nghttpd - server
|
||||
++++++++++++++++
|
||||
|
@ -371,13 +372,13 @@ nghttpd - server
|
|||
By default, it uses SSL/TLS connection. Use ``--no-tls`` option to
|
||||
disable it.
|
||||
|
||||
``nghttpd`` only accepts the HTTP/2 connection via NPN/ALPN or direct
|
||||
HTTP/2 connection. No HTTP Upgrade is supported.
|
||||
``nghttpd`` only accepts HTTP/2 connections via NPN/ALPN or direct
|
||||
HTTP/2 connections. No HTTP Upgrade is supported.
|
||||
|
||||
``-p`` option allows users to configure server push.
|
||||
The ``-p`` option allows users to configure server push.
|
||||
|
||||
Just like ``nghttp``, it has verbose output mode for framing
|
||||
information. Here is sample output from ``nghttpd`` server::
|
||||
Just like ``nghttp``, it has a verbose output mode for framing
|
||||
information. Here is sample output from ``nghttpd``::
|
||||
|
||||
$ nghttpd --no-tls -v 8080
|
||||
IPv4: listen on port 8080
|
||||
|
@ -431,8 +432,8 @@ nghttpx - proxy
|
|||
+++++++++++++++
|
||||
|
||||
``nghttpx`` is a multi-threaded reverse proxy for ``h2-14``, SPDY and
|
||||
HTTP/1.1 and powers nghttp2.org site and supports HTTP/2 server push.
|
||||
It has several operation modes:
|
||||
HTTP/1.1, and powers http://nghttp2.org and supports HTTP/2 server push.
|
||||
It has several operational modes:
|
||||
|
||||
================== ============================ ============== =============
|
||||
Mode option Frontend Backend Note
|
||||
|
@ -446,19 +447,19 @@ default mode HTTP/2, SPDY, HTTP/1.1 (TLS) HTTP/1.1 Reverse proxy
|
|||
|
||||
The interesting mode at the moment is the default mode. It works like
|
||||
a reverse proxy and listens for ``h2-14``, SPDY and HTTP/1.1 and can
|
||||
be deployed SSL/TLS terminator for existing web server.
|
||||
be deployed as a SSL/TLS terminator for existing web server.
|
||||
|
||||
The default mode, ``--http2-proxy`` and ``--http2-bridge`` modes use
|
||||
SSL/TLS in the frontend connection by default. To disable SSL/TLS,
|
||||
use ``--frontend-no-tls`` option. If that option is used, SPDY is
|
||||
disabled in the frontend and incoming HTTP/1.1 connection can be
|
||||
use the ``--frontend-no-tls`` option. If that option is used, SPDY is
|
||||
disabled in the frontend and incoming HTTP/1.1 connections can be
|
||||
upgraded to HTTP/2 through HTTP Upgrade.
|
||||
|
||||
The ``--http2-bridge``, ``--client`` and ``--client-proxy`` modes use
|
||||
SSL/TLS in the backend connection by deafult. To disable SSL/TLS, use
|
||||
``--backend-no-tls`` option.
|
||||
the ``--backend-no-tls`` option.
|
||||
|
||||
``nghttpx`` supports configuration file. See ``--conf`` option and
|
||||
``nghttpx`` supports a configuration file. See the ``--conf`` option and
|
||||
sample configuration file ``nghttpx.conf.sample``.
|
||||
|
||||
In the default mode, (without any of ``--http2-proxy``,
|
||||
|
@ -468,18 +469,18 @@ In the default mode, (without any of ``--http2-proxy``,
|
|||
Client <-- (HTTP/2, SPDY, HTTP/1.1) --> nghttpx <-- (HTTP/1.1) --> Web Server
|
||||
[reverse proxy]
|
||||
|
||||
With ``--http2-proxy`` option, it works as so called secure proxy (aka
|
||||
With the ``--http2-proxy`` option, it works as a so called secure proxy (aka
|
||||
SPDY proxy)::
|
||||
|
||||
Client <-- (HTTP/2, SPDY, HTTP/1.1) --> nghttpx <-- (HTTP/1.1) --> Proxy
|
||||
[secure proxy] (e.g., Squid, ATS)
|
||||
|
||||
The ``Client`` in the above needs to be configured to use
|
||||
The ``Client`` in the above example needs to be configured to use
|
||||
``nghttpx`` as secure proxy.
|
||||
|
||||
At the time of this writing, Chrome is the only browser which supports
|
||||
secure proxy. The one way to configure Chrome to use secure proxy is
|
||||
create proxy.pac script like this:
|
||||
secure proxy. One way to configure Chrome to use a secure proxy is
|
||||
to create a proxy.pac script like this:
|
||||
|
||||
.. code-block:: javascript
|
||||
|
||||
|
@ -488,7 +489,7 @@ create proxy.pac script like this:
|
|||
}
|
||||
|
||||
``SERVERADDR`` and ``PORT`` is the hostname/address and port of the
|
||||
machine nghttpx is running. Please note that Chrome requires valid
|
||||
machine nghttpx is running on. Please note that Chrome requires a valid
|
||||
certificate for secure proxy.
|
||||
|
||||
Then run Chrome with the following arguments::
|
||||
|
@ -496,24 +497,24 @@ Then run Chrome with the following arguments::
|
|||
$ google-chrome --proxy-pac-url=file:///path/to/proxy.pac --use-npn
|
||||
|
||||
With ``--http2-bridge``, it accepts HTTP/2, SPDY and HTTP/1.1
|
||||
connections and communicates with backend in HTTP/2::
|
||||
connections and communicates with the backend in HTTP/2::
|
||||
|
||||
Client <-- (HTTP/2, SPDY, HTTP/1.1) --> nghttpx <-- (HTTP/2) --> Web or HTTP/2 Proxy etc
|
||||
(e.g., nghttpx -s)
|
||||
|
||||
With ``--client-proxy`` option, it works as forward proxy and expects
|
||||
that the backend is HTTP/2 proxy::
|
||||
With ``--client-proxy``, it works as a forward proxy and expects
|
||||
that the backend is an HTTP/2 proxy::
|
||||
|
||||
Client <-- (HTTP/2, HTTP/1.1) --> nghttpx <-- (HTTP/2) --> HTTP/2 Proxy
|
||||
[forward proxy] (e.g., nghttpx -s)
|
||||
|
||||
The ``Client`` needs to be configured to use nghttpx as forward
|
||||
The ``Client`` needs to be configured to use nghttpx as a forward
|
||||
proxy. The frontend HTTP/1.1 connection can be upgraded to HTTP/2
|
||||
through HTTP Upgrade. With the above configuration, one can use
|
||||
HTTP/1.1 client to access and test their HTTP/2 servers.
|
||||
|
||||
With ``--client`` option, it works as reverse proxy and expects that
|
||||
the backend is HTTP/2 Web server::
|
||||
With ``--client``, it works as a reverse proxy and expects that
|
||||
the backend is an HTTP/2 Web server::
|
||||
|
||||
Client <-- (HTTP/2, HTTP/1.1) --> nghttpx <-- (HTTP/2) --> Web Server
|
||||
[reverse proxy]
|
||||
|
@ -522,11 +523,11 @@ The frontend HTTP/1.1 connection can be upgraded to HTTP/2
|
|||
through HTTP Upgrade.
|
||||
|
||||
For the operation modes which talk to the backend in HTTP/2 over
|
||||
SSL/TLS, the backend connections can be tunneled through HTTP proxy.
|
||||
The proxy is specified using ``--backend-http-proxy-uri`` option. The
|
||||
following figure illustrates the example of ``--http2-bridge`` and
|
||||
SSL/TLS, the backend connections can be tunneled through an HTTP proxy.
|
||||
The proxy is specified using ``--backend-http-proxy-uri``. The
|
||||
following figure illustrates the example of the ``--http2-bridge`` and
|
||||
``--backend-http-proxy-uri`` options to talk to the outside HTTP/2
|
||||
proxy through HTTP proxy::
|
||||
proxy through an HTTP proxy::
|
||||
|
||||
Client <-- (HTTP/2, SPDY, HTTP/1.1) --> nghttpx <-- (HTTP/2) --
|
||||
|
||||
|
@ -537,7 +538,7 @@ Benchmarking tool
|
|||
-----------------
|
||||
|
||||
The ``h2load`` program is a benchmarking tool for HTTP/2 and SPDY.
|
||||
The SPDY support is enabled if the program was built with spdylay
|
||||
The SPDY support is enabled if the program was built with the spdylay
|
||||
library. The UI of ``h2load`` is heavily inspired by ``weighttp``
|
||||
(https://github.com/lighttpd/weighttp). The typical usage is as
|
||||
follows::
|
||||
|
@ -565,38 +566,38 @@ follows::
|
|||
min max mean sd +/- sd
|
||||
time for request: 283.86ms 1.46s 659.70ms 150.87ms 84.68%
|
||||
|
||||
The above example issued total 100000 requests, using 100 concurrent
|
||||
clients (in other words, 100 HTTP/2 sessions), and maximum 100 streams
|
||||
per client. With ``-t`` option, ``h2load`` will use multiple native
|
||||
threads to avoid saturating single core on client side.
|
||||
The above example issued total 100,000 requests, using 100 concurrent
|
||||
clients (in other words, 100 HTTP/2 sessions), and a maximum of 100 streams
|
||||
per client. With the ``-t`` option, ``h2load`` will use multiple native
|
||||
threads to avoid saturating a single core on client side.
|
||||
|
||||
.. warning::
|
||||
|
||||
**Don't use this tool against publicly available servers.** That is
|
||||
considered a DOS attack. Please only use against your private
|
||||
considered a DOS attack. Please only use it against your private
|
||||
servers.
|
||||
|
||||
HPACK tools
|
||||
-----------
|
||||
|
||||
The ``src`` directory contains HPACK tools. The ``deflatehd`` is a
|
||||
command-line header compression tool. The ``inflatehd`` is
|
||||
The ``src`` directory contains the HPACK tools. The ``deflatehd`` program is a
|
||||
command-line header compression tool. The ``inflatehd`` program is a
|
||||
command-line header decompression tool. Both tools read input from
|
||||
stdin and write output to stdout. The errors are written to stderr.
|
||||
They take JSON as input and output. We use (mostly) same JSON data
|
||||
format described at https://github.com/http2jp/hpack-test-case
|
||||
stdin and write output to stdout. Errors are written to stderr.
|
||||
They take JSON as input and output. We (mostly) use the same JSON data
|
||||
format described at https://github.com/http2jp/hpack-test-case.
|
||||
|
||||
deflatehd - header compressor
|
||||
+++++++++++++++++++++++++++++
|
||||
|
||||
The ``deflatehd`` reads JSON data or HTTP/1-style header fields from
|
||||
The ``deflatehd`` program reads JSON data or HTTP/1-style header fields from
|
||||
stdin and outputs compressed header block in JSON.
|
||||
|
||||
For the JSON input, the root JSON object must include ``cases`` key.
|
||||
For the JSON input, the root JSON object must include a ``cases`` key.
|
||||
Its value has to include the sequence of input header set. They share
|
||||
the same compression context and are processed in the order they
|
||||
appear. Each item in the sequence is a JSON object and it must
|
||||
include ``headers`` key. Its value is an array of a JSON object,
|
||||
include a ``headers`` key. Its value is an array of JSON objects,
|
||||
which includes exactly one name/value pair.
|
||||
|
||||
Example:
|
||||
|
@ -622,8 +623,8 @@ Example:
|
|||
}
|
||||
|
||||
|
||||
With ``-t`` option, the program can accept more familiar HTTP/1 style
|
||||
header field block. Each header set is delimited by empty line:
|
||||
With the ``-t`` option, the program can accept more familiar HTTP/1 style
|
||||
header field blocks. Each header set is delimited by an empty line:
|
||||
|
||||
Example::
|
||||
|
||||
|
@ -634,29 +635,29 @@ Example::
|
|||
:method: POST
|
||||
user-agent: nghttp2
|
||||
|
||||
The output is JSON object. It should include ``cases`` key and its
|
||||
value is an array of JSON object, which has at least following keys:
|
||||
The output is in JSON object. It should include a ``cases`` key and its
|
||||
value is an array of JSON objects, which has at least the following keys:
|
||||
|
||||
seq
|
||||
The index of header set in the input.
|
||||
|
||||
input_length
|
||||
The sum of length of name/value pair in the input.
|
||||
The sum of the length of the name/value pairs in the input.
|
||||
|
||||
output_length
|
||||
The length of compressed header block.
|
||||
The length of the compressed header block.
|
||||
|
||||
percentage_of_original_size
|
||||
``input_length`` / ``output_length`` * 100
|
||||
|
||||
wire
|
||||
The compressed header block in hex string.
|
||||
The compressed header block as a hex string.
|
||||
|
||||
headers
|
||||
The input header set.
|
||||
|
||||
header_table_size
|
||||
The header table size adjusted before deflating header set.
|
||||
The header table size adjusted before deflating the header set.
|
||||
|
||||
Examples:
|
||||
|
||||
|
@ -723,7 +724,7 @@ Examples:
|
|||
The output can be used as the input for ``inflatehd`` and
|
||||
``deflatehd``.
|
||||
|
||||
With ``-d`` option, the extra ``header_table`` key is added and its
|
||||
With the ``-d`` option, the extra ``header_table`` key is added and its
|
||||
associated value includes the state of dynamic header table after the
|
||||
corresponding header set was processed. The value includes at least
|
||||
the following keys:
|
||||
|
@ -747,8 +748,8 @@ deflate_size
|
|||
``max_deflate_size``.
|
||||
|
||||
max_deflate_size
|
||||
The maximum header table size encoder uses. This can be smaller
|
||||
than ``max_size``. In this case, encoder only uses up to first
|
||||
The maximum header table size the encoder uses. This can be smaller
|
||||
than ``max_size``. In this case, the encoder only uses up to first
|
||||
``max_deflate_size`` buffer. Since the header table size is still
|
||||
``max_size``, the encoder has to keep track of entries ouside the
|
||||
``max_deflate_size`` but inside the ``max_size`` and make sure
|
||||
|
@ -911,14 +912,14 @@ Example:
|
|||
inflatehd - header decompressor
|
||||
+++++++++++++++++++++++++++++++
|
||||
|
||||
The ``inflatehd`` reads JSON data from stdin and outputs decompressed
|
||||
The ``inflatehd`` program reads JSON data from stdin and outputs decompressed
|
||||
name/value pairs in JSON.
|
||||
|
||||
The root JSON object must include ``cases`` key. Its value has to
|
||||
include the sequence of compressed header block. They share the same
|
||||
The root JSON object must include the ``cases`` key. Its value has to
|
||||
include the sequence of compressed header blocks. They share the same
|
||||
compression context and are processed in the order they appear. Each
|
||||
item in the sequence is a JSON object and it must have at least
|
||||
``wire`` key. Its value is a compressed header block in hex string.
|
||||
item in the sequence is a JSON object and it must have at least a
|
||||
``wire`` key. Its value is a compressed header block as a hex string.
|
||||
|
||||
Example:
|
||||
|
||||
|
@ -932,17 +933,17 @@ Example:
|
|||
]
|
||||
}
|
||||
|
||||
The output is JSON object. It should include ``cases`` key and its
|
||||
value is an array of JSON object, which has at least following keys:
|
||||
The output is a JSON object. It should include a ``cases`` key and its
|
||||
value is an array of JSON objects, which has at least following keys:
|
||||
|
||||
seq
|
||||
The index of header set in the input.
|
||||
The index of the header set in the input.
|
||||
|
||||
headers
|
||||
The JSON array includes decompressed name/value pairs.
|
||||
A JSON array that includes decompressed name/value pairs.
|
||||
|
||||
wire
|
||||
The compressed header block in hex string.
|
||||
The compressed header block as a hex string.
|
||||
|
||||
header_table_size
|
||||
The header table size adjusted before inflating compressed header
|
||||
|
@ -1006,8 +1007,8 @@ Example:
|
|||
The output can be used as the input for ``deflatehd`` and
|
||||
``inflatehd``.
|
||||
|
||||
With ``-d`` option, the extra ``header_table`` key is added and its
|
||||
associated value includes the state of dynamic header table after the
|
||||
With the ``-d`` option, the extra ``header_table`` key is added and its
|
||||
associated value includes the state of the dynamic header table after the
|
||||
corresponding header set was processed. The format is the same as
|
||||
``deflatehd``.
|
||||
|
||||
|
@ -1016,10 +1017,10 @@ libnghttp2_asio: High level HTTP/2 C++ library
|
|||
|
||||
libnghttp2_asio is C++ library built on top of libnghttp2 and provides
|
||||
high level abstraction API to build HTTP/2 applications. It depends
|
||||
on Boost::ASIO library and OpenSSL. Currently libnghttp2_asio
|
||||
provides client and server API.
|
||||
on the Boost::ASIO library and OpenSSL. Currently libnghttp2_asio
|
||||
provides both client and server APIs.
|
||||
|
||||
libnghttp2_asio is not built by default. Use ``--enable-asio-lib``
|
||||
libnghttp2_asio is not built by default. Use the ``--enable-asio-lib``
|
||||
configure flag to build libnghttp2_asio. The required Boost libraries
|
||||
are:
|
||||
|
||||
|
@ -1027,9 +1028,9 @@ are:
|
|||
* Boost::System
|
||||
* Boost::Thread
|
||||
|
||||
Server API is designed to build HTTP/2 server very easily to utilize
|
||||
C++11 anonymous function and closure. The bare minimum example of
|
||||
HTTP/2 server looks like this:
|
||||
The server API is designed to build an HTTP/2 server very easily to utilize
|
||||
C++11 anonymous functions and closures. The bare minimum example of
|
||||
an HTTP/2 server looks like this:
|
||||
|
||||
.. code-block:: cpp
|
||||
|
||||
|
@ -1052,7 +1053,7 @@ HTTP/2 server looks like this:
|
|||
}
|
||||
}
|
||||
|
||||
Here is the sample code for client API use:
|
||||
Here is sample code to use the client API:
|
||||
|
||||
.. code-block:: cpp
|
||||
|
||||
|
@ -1109,19 +1110,19 @@ For more details, see the documentation of libnghttp2_asio.
|
|||
Python bindings
|
||||
---------------
|
||||
|
||||
This ``python`` directory contains nghttp2 Python bindings. The
|
||||
The ``python`` directory contains nghttp2 Python bindings. The
|
||||
bindings currently provide HPACK compressor and decompressor classes
|
||||
and HTTP/2 server.
|
||||
and an HTTP/2 server.
|
||||
|
||||
The extension module is called ``nghttp2``.
|
||||
|
||||
``make`` will build the bindings and target Python version is
|
||||
determined by configure script. If the detected Python version is not
|
||||
what you expect, specify a path to Python executable in ``PYTHON``
|
||||
determined by the ``configure`` script. If the detected Python version is not
|
||||
what you expect, specify a path to Python executable in a ``PYTHON``
|
||||
variable as an argument to configure script (e.g., ``./configure
|
||||
PYTHON=/usr/bin/python3.4``).
|
||||
|
||||
The following example code illustrates basic usage of HPACK compressor
|
||||
The following example code illustrates basic usage of the HPACK compressor
|
||||
and decompressor in Python:
|
||||
|
||||
.. code-block:: python
|
||||
|
@ -1148,21 +1149,21 @@ By default, it does nothing. It must be subclassed to handle each
|
|||
event callback method.
|
||||
|
||||
The first callback method invoked is ``on_headers()``. It is called
|
||||
when HEADERS frame, which includes request header fields, has arrived.
|
||||
when HEADERS frame, which includes the request header fields, has arrived.
|
||||
|
||||
If request has request body, ``on_data(data)`` is invoked for each
|
||||
If the request has a request body, ``on_data(data)`` is invoked for each
|
||||
chunk of received data.
|
||||
|
||||
When whole request is received, ``on_request_done()`` is invoked.
|
||||
Once the entire request is received, ``on_request_done()`` is invoked.
|
||||
|
||||
When stream is closed, ``on_close(error_code)`` is called.
|
||||
When the stream is closed, ``on_close(error_code)`` is called.
|
||||
|
||||
The application can send response using ``send_response()`` method.
|
||||
The application can send a response using ``send_response()`` method.
|
||||
It can be used in ``on_headers()``, ``on_data()`` or
|
||||
``on_request_done()``.
|
||||
|
||||
The application can push resource using ``push()`` method. It must be
|
||||
used before ``send_response()`` call.
|
||||
The application can push resources using the ``push()`` method. It must be
|
||||
used before the ``send_response()`` call.
|
||||
|
||||
The following instance variables are available:
|
||||
|
||||
|
@ -1232,14 +1233,15 @@ When contributing with code, you agree to put your changes and new
|
|||
code under the same license nghttp2 is already using unless stated and
|
||||
agreed otherwise.
|
||||
|
||||
When changing existing source code, you do not alter the copyright of
|
||||
When changing existing source code, do not alter the copyright of
|
||||
the original file(s). The copyright will still be owned by the
|
||||
original creator(s) or those who have been assigned copyright by the
|
||||
original author(s).
|
||||
|
||||
By submitting a patch to the nghttp2 project, you are assumed to have
|
||||
the right to the code and to be allowed by your employer or whatever
|
||||
to hand over that patch/code to us. We will credit you for your
|
||||
By submitting a patch to the nghttp2 project, you (or your employer, as
|
||||
the case may be) agree to assign the copyright of your submission to us.
|
||||
.. the above really needs to be reworded to pass legal muster.
|
||||
We will credit you for your
|
||||
changes as far as possible, to give credit but also to keep a trace
|
||||
back to who made what changes. Please always provide us with your
|
||||
full real name when contributing!
|
||||
|
|
Loading…
Reference in New Issue