[英]How to make asynchronous HTTP request with pion?
Similar to this question , but I'd like to communicate asynchronously using Pion . 与这个问题相似,但是我想用Pion异步通讯。
I think I've figured out how to create a connection asynchronously: 我想我已经找到了如何异步创建连接的方法:
pion::tcp::connection_ptr connection(new pion::tcp::connection(_io_service));
connection->async_connect(ep,
boost::bind(&http_client::after_connect,
this,
connection,
_1));
Now I'd like to send a request using pion::http::request
, but all of its send methods are blocking. 现在,我想使用
pion::http::request
发送pion::http::request
,但是其所有发送方法都被阻止。 How do I send asynchronously? 如何异步发送?
There is a request_writer
class in Pion. 在Pion中有一个
request_writer
类。 As I remember it has a send()
member function to send data asynchronously. 我记得它有一个
send()
成员函数来异步发送数据。
// create
auto writer = pion::http::request_writer::create(connection);
// set data
writer->write(11);
writer->write(some_buffer, bufer_size);
// send data
writer->send();
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