.. program:: nghttp

nghttp(1)
=========

NAME
----
nghttp - HTTP/2 experimental client

SYNOPSIS
--------
**nghttp** [OPTIONS]... <URI>...

DESCRIPTION
-----------
HTTP/2 experimental client

.. option:: URI

    Specify URI to access.

OPTIONS
-------

.. option:: -v, --verbose

    
    Print  debug information  such  as reception  and
    transmission of frames and name/value pairs.

.. option:: -n, --null-out

    
    Discard downloaded data.

.. option:: -O, --remote-name

    
    Save download data in the current directory.  The
    filename is dereived from  URI.  If URI ends with
    \&'/',  'index.html' is  used as  a filename.   Not
    implemented yet.

.. option:: -t, --timeout=<N>

    
    Timeout each request after <N> seconds.

.. option:: -w, --window-bits=<N>

    
    Sets  the stream  level  initial  window size  to
    2\*\*<N>-1.

.. option:: -W, --connection-window-bits=<N>

    
    Sets the connection level  initial window size to
    2\*\*<N>-1.

.. option:: -a, --get-assets

    
    Download assets  such as stylesheets,  images and
    script files linked from the downloaded resource.
    Only links  whose origins  are the same  with the
    linking resource will be downloaded.

.. option:: -s, --stat

    
    Print statistics.

.. option:: -H, --header

    
    Add a header to the requests.

.. option:: --cert=<CERT>

    
    Use the  specified client certificate  file.  The
    file must be in PEM format.

.. option:: --key=<KEY>

    
    Use the  client private key file.   The file must
    be in PEM format.

.. option:: -d, --data=<FILE>

    
    Post FILE to  server. If '-' is  given, data will
    be read from stdin.

.. option:: -m, --multiply=<N>

    Request each URI <N> times.
    By default, same URI
    is not requested twice.   This option disables it
    too.

.. option:: -u, --upgrade

    
    Perform HTTP Upgrade for  HTTP/2.  This option is
    ignored if the request  URI has https scheme.  If
    :option:`-d` is used, the HTTP upgrade request is performed
    with OPTIONS method.

.. option:: -p, --weight=<WEIGHT>

    
    Sets  priority  group  weight.  The  valid  value
    range is [1, 256], inclusive.
    Default: 16

.. option:: -M, --peer-max-concurrent-streams=<N>

    
    Use <N>  as SETTINGS_MAX_CONCURRENT_STREAMS value
    of  remote  endpoint  as  if it  is  received  in
    SETTINGS frame.   The default is large  enough as
    it is seen as unlimited.

.. option:: -c, --header-table-size=<N>

    
    Specify decoder header table size.

.. option:: -b, --padding=<N>

    
    Add  at most  <N>  bytes to  a  frame payload  as
    padding.  Specify 0 to disable padding.

.. option:: --color

    
    Force colored log output.

.. option:: --continuation

    
    Send large header to test CONTINUATION.

.. option:: --no-content-length

    
    Don't send content-length header field.

.. option:: --version

    
    Display version information and exit.

.. option:: -h, --help

    
    Display this help and exit.

SEE ALSO
--------

nghttpd(1), nghttpx(1), h2load(1)