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examples: Add less complicated asio client example

This commit is contained in:
Tatsuhiro Tsujikawa 2015-03-06 03:13:22 +09:00
parent bf46539d10
commit d8cf29c202
3 changed files with 137 additions and 49 deletions
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6
examples/Makefile.am
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@ -58,7 +58,7 @@ endif # ENABLE_TINY_NGHTTPD
if ENABLE_ASIO_LIB
noinst_PROGRAMS += asio-sv asio-sv2 asio-cl
noinst_PROGRAMS += asio-sv asio-sv2 asio-cl asio-cl2
ASIOCPPFLAGS = ${BOOST_CPPFLAGS} ${AM_CPPFLAGS}
ASIOLDADD = $(top_builddir)/lib/libnghttp2.la \
@ -83,6 +83,10 @@ asio_cl_SOURCES = asio-cl.cc
asio_cl_CPPFLAGS = ${ASIOCPPFLAGS}
asio_cl_LDADD = ${ASIOLDADD}
asio_cl2_SOURCES = asio-cl2.cc
asio_cl2_CPPFLAGS = ${ASIOCPPFLAGS}
asio_cl2_LDADD = ${ASIOLDADD}
endif # ENABLE_ASIO_LIB
endif # ENABLE_EXAMPLES

60
examples/asio-cl.cc
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@ -24,7 +24,6 @@
*/
#include <iostream>
#include <string>
#include <nghttp2/asio_http2_client.h>
@ -33,29 +32,6 @@ using boost::asio::ip::tcp;
using namespace nghttp2::asio_http2;
using namespace nghttp2::asio_http2::client;
void print_header(const header_map &h) {
for (auto &kv : h) {
std::cerr << kv.first << ": " << kv.second.value << "\n";
}
std::cerr << std::endl;
}
void print_header(const response &res) {
std::cerr << "HTTP/2 " << res.status_code() << "\n";
print_header(res.header());
}
void print_header(const request &req) {
auto &uri = req.uri();
std::cerr << req.method() << " " << uri.scheme << "://" << uri.host
<< uri.path;
if (!uri.raw_query.empty()) {
std::cerr << "?" << uri.raw_query;
}
std::cerr << " HTTP/2\n";
print_header(req.header());
}
int main(int argc, char *argv[]) {
try {
boost::asio::io_service io_service;
@ -68,43 +44,31 @@ int main(int argc, char *argv[]) {
session sess(io_service, tls_ctx, "localhost", "3000");
sess.on_connect([&sess](tcp::resolver::iterator endpoint_it) {
std::cerr << "connected to " << (*endpoint_it).endpoint() << std::endl;
boost::system::error_code ec;
auto req = sess.submit(ec, "GET", "https://localhost:3000/",
{{"cookie", {"foo=bar", true}}});
auto req = sess.submit(ec, "GET", "https://localhost:3000/");
if (ec) {
std::cerr << "error: " << ec.message() << std::endl;
return;
}
req->on_response([&sess, req](const response &res) {
std::cerr << "response header was received" << std::endl;
print_header(res);
std::cerr << "HTTP/2 " << res.status_code() << std::endl;
for (auto &kv : res.header()) {
std::cerr << kv.first << ": " << kv.second.value << "\n";
}
std::cerr << std::endl;
res.on_data([&sess](const uint8_t *data, std::size_t len) {
if (len == 0) {
// eof
sess.shutdown();
return;
}
std::cerr.write(reinterpret_cast<const char *>(data), len);
std::cerr << std::endl;
});
});
req->on_close([&sess](uint32_t error_code) {
std::cerr << "request done with error_code=" << error_code << std::endl;
});
req->on_push([](const request &push_req) {
std::cerr << "push request was received" << std::endl;
print_header(push_req);
push_req.on_response([](const response &res) {
std::cerr << "push response header was received" << std::endl;
res.on_data([](const uint8_t *data, std::size_t len) {
std::cerr.write(reinterpret_cast<const char *>(data), len);
std::cerr << std::endl;
});
});
});
});
sess.on_error([](const boost::system::error_code &ec) {

120
examples/asio-cl2.cc Normal file
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@ -0,0 +1,120 @@
/*
* nghttp2 - HTTP/2 C Library
*
* Copyright (c) 2015 Tatsuhiro Tsujikawa
*
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sublicense, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
* LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
* OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
#include <iostream>
#include <string>
#include <nghttp2/asio_http2_client.h>
using boost::asio::ip::tcp;
using namespace nghttp2::asio_http2;
using namespace nghttp2::asio_http2::client;
void print_header(const header_map &h) {
for (auto &kv : h) {
std::cerr << kv.first << ": " << kv.second.value << "\n";
}
std::cerr << std::endl;
}
void print_header(const response &res) {
std::cerr << "HTTP/2 " << res.status_code() << "\n";
print_header(res.header());
}
void print_header(const request &req) {
auto &uri = req.uri();
std::cerr << req.method() << " " << uri.scheme << "://" << uri.host
<< uri.path;
if (!uri.raw_query.empty()) {
std::cerr << "?" << uri.raw_query;
}
std::cerr << " HTTP/2\n";
print_header(req.header());
}
int main(int argc, char *argv[]) {
try {
boost::asio::io_service io_service;
boost::asio::ssl::context tls_ctx(boost::asio::ssl::context::sslv23);
tls_ctx.set_default_verify_paths();
// disabled to make development easier...
// tls_ctx.set_verify_mode(boost::asio::ssl::verify_peer);
configure_tls_context(tls_ctx);
session sess(io_service, tls_ctx, "localhost", "3000");
sess.on_connect([&sess](tcp::resolver::iterator endpoint_it) {
std::cerr << "connected to " << (*endpoint_it).endpoint() << std::endl;
boost::system::error_code ec;
auto req = sess.submit(ec, "GET", "https://localhost:3000/",
{{"cookie", {"foo=bar", true}}});
if (ec) {
std::cerr << "error: " << ec.message() << std::endl;
return;
}
req->on_response([&sess, req](const response &res) {
std::cerr << "response header was received" << std::endl;
print_header(res);
res.on_data([&sess](const uint8_t *data, std::size_t len) {
std::cerr.write(reinterpret_cast<const char *>(data), len);
std::cerr << std::endl;
});
});
req->on_close([&sess](uint32_t error_code) {
std::cerr << "request done with error_code=" << error_code << std::endl;
});
req->on_push([](const request &push_req) {
std::cerr << "push request was received" << std::endl;
print_header(push_req);
push_req.on_response([](const response &res) {
std::cerr << "push response header was received" << std::endl;
res.on_data([](const uint8_t *data, std::size_t len) {
std::cerr.write(reinterpret_cast<const char *>(data), len);
std::cerr << std::endl;
});
});
});
});
sess.on_error([](const boost::system::error_code &ec) {
std::cerr << "error: " << ec.message() << std::endl;
});
io_service.run();
} catch (std::exception &e) {
std::cerr << "exception: " << e.what() << "\n";
}
return 0;
}