rfc:curl_http2_push

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rfc:curl_http2_push [2015/11/18 22:14] – daveyrfc:curl_http2_push [2015/12/01 20:38] – davey
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   * Date: 2015-10-01   * Date: 2015-10-01
   * Author: Davey Shafik, davey@php.net   * Author: Davey Shafik, davey@php.net
-  * Status: Draft+  * Status: Under Discussion
   * First Published at: https://wiki.php.net/rfc/curl_http2_push   * First Published at: https://wiki.php.net/rfc/curl_http2_push
  
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 Server push allows the server to push additional resources relevant to the requested resource directly to the client proactively. Server push allows the server to push additional resources relevant to the requested resource directly to the client proactively.
  
-Server push is available in libcurl since 7.44.0.+Server push is available in libcurl since 7.44.0, but broken till the as-yet-unreleased 7.46.0 (See: [[https://github.com/bagder/curl/issues/529|this]] and [[https://github.com/bagder/curl/issues/530|this]] github issues for details).
  
 ===== Libcurl Implementation ===== ===== Libcurl Implementation =====
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 $transfers = 1; $transfers = 1;
  
-$callback = function($parent_ch, $pushed_ch, int $num_headers, array $headers) use (&$transfers) {+$callback = function($parent_ch, $pushed_ch, array $headers) use (&$transfers) {
  $transfers++; // increment to keep track of the number of concurrent requests  $transfers++; // increment to keep track of the number of concurrent requests
  return CURL_PUSH_OK;  return CURL_PUSH_OK;
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 We do not support ''CURLMOPT_PUSHDATA''. Instead, the user can use closures and ''use'' with references to replicate this behavior. We do not support ''CURLMOPT_PUSHDATA''. Instead, the user can use closures and ''use'' with references to replicate this behavior.
  
-libcurl exposes the push headers with two functions functions ''curl_pushheader_bynum()'' and ''curl_pushheader_byname()''. We can use ''curl_pushheader_bynum()'' to create an array of header lines. These would then be parsed in user land (as with regular request headers)+libcurl exposes the push headers with two functions functions ''curl_pushheader_bynum()'' and ''curl_pushheader_byname()''. We can use ''curl_pushheader_bynum()'' to create an array of header lines. These would then be parsed in user land (as with regular request headers).
  
 ===== Backward Incompatible Changes ===== ===== Backward Incompatible Changes =====
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 ===== Patches and Tests ===== ===== Patches and Tests =====
  
-(rough) Working patch can be found [[https://github.com/dshafik/php-src/compare/curl-http2-push|here]]+  - Working patch can be found [[https://github.com/dshafik/php-src/compare/curl-http2-push|here]] 
 +  - Docker container for easy testing can be found [[http://github.com/dshafik/php-http2-push-example|here]]
  
 ===== Implementation ===== ===== Implementation =====
rfc/curl_http2_push.txt · Last modified: 2017/09/22 13:28 by 127.0.0.1

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