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rippled/src/test/server/Server_test.cpp
Mike Ellery 50b35e2090 Remove hardcoded ports in several unit tests: 
Fixes: RIPD-1522
2017-12-01 14:15:05 -05:00

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//------------------------------------------------------------------------------
/*
This file is part of rippled: https://github.com/ripple/rippled
Copyright (c) 2012, 2013 Ripple Labs Inc.
Permission to use, copy, modify, and/or distribute this software for any
purpose with or without fee is hereby granted, provided that the above
copyright notice and this permission notice appear in all copies.
THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
ANY SPECIAL , DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
//==============================================================================
#include <BeastConfig.h>
#include <ripple/basics/make_SSLContext.h>
#include <ripple/beast/rfc2616.h>
#include <ripple/server/Server.h>
#include <ripple/server/Session.h>
#include <ripple/beast/unit_test.h>
#include <ripple/core/ConfigSections.h>
#include <test/jtx.h>
#include <test/jtx/envconfig.h>
#include <boost/asio.hpp>
#include <boost/optional.hpp>
#include <boost/utility/in_place_factory.hpp>
#include <chrono>
#include <stdexcept>
#include <thread>
namespace ripple {
namespace test {
class Server_test : public beast::unit_test::suite
{
public:
class TestThread
{
private:
boost::asio::io_service io_service_;
boost::optional<boost::asio::io_service::work> work_;
std::thread thread_;
public:
TestThread()
: work_(boost::in_place(std::ref(io_service_)))
, thread_([&]() { this->io_service_.run(); })
{
}
~TestThread()
{
work_ = boost::none;
thread_.join();
}
boost::asio::io_service&
get_io_service()
{
return io_service_;
}
};
//--------------------------------------------------------------------------
class TestSink : public beast::Journal::Sink
{
beast::unit_test::suite& suite_;
public:
TestSink (beast::unit_test::suite& suite)
: Sink (beast::severities::kWarning, false)
, suite_ (suite)
{
}
void
write (beast::severities::Severity level,
std::string const& text) override
{
if (level < threshold())
return;
suite_.log << text << std::endl;
}
};
//--------------------------------------------------------------------------
struct TestHandler
{
bool
onAccept (Session& session,
boost::asio::ip::tcp::endpoint endpoint)
{
return true;
}
Handoff
onHandoff (Session& session,
std::unique_ptr <beast::asio::ssl_bundle>&& bundle,
http_request_type&& request,
boost::asio::ip::tcp::endpoint remote_address)
{
return Handoff{};
}
Handoff
onHandoff (Session& session, boost::asio::ip::tcp::socket&& socket,
http_request_type&& request,
boost::asio::ip::tcp::endpoint remote_address)
{
return Handoff{};
}
void
onRequest (Session& session)
{
session.write (std::string ("Hello, world!\n"));
if (beast::rfc2616::is_keep_alive(session.request()))
session.complete();
else
session.close (true);
}
void
onWSMessage(std::shared_ptr<WSSession> session,
std::vector<boost::asio::const_buffer> const&)
{
}
void
onClose (Session& session,
boost::system::error_code const&)
{
}
void
onStopped (Server& server)
{
}
};
//--------------------------------------------------------------------------
// Connect to an address
template <class Socket>
bool
connect (Socket& s, typename Socket::endpoint_type const& ep)
{
try
{
s.connect (ep);
pass();
return true;
}
catch (std::exception const& e)
{
fail (e.what());
}
return false;
}
// Write a string to the stream
template <class SyncWriteStream>
bool
write (SyncWriteStream& s, std::string const& text)
{
try
{
boost::asio::write (s, boost::asio::buffer (text));
pass();
return true;
}
catch (std::exception const& e)
{
fail (e.what());
}
return false;
}
// Expect that reading the stream produces a matching string
template <class SyncReadStream>
bool
expect_read (SyncReadStream& s, std::string const& match)
{
boost::asio::streambuf b (1000); // limit on read
try
{
auto const n = boost::asio::read_until (s, b, '\n');
if (BEAST_EXPECT(n == match.size()))
{
std::string got;
got.resize (n);
boost::asio::buffer_copy (boost::asio::buffer (
&got[0], n), b.data());
return BEAST_EXPECT(got == match);
}
}
catch (std::length_error const& e)
{
fail(e.what());
}
catch (std::exception const& e)
{
fail(e.what());
}
return false;
}
void
test_request(boost::asio::ip::tcp::endpoint const& ep)
{
boost::asio::io_service ios;
using socket = boost::asio::ip::tcp::socket;
socket s (ios);
if (! connect (s, ep))
return;
if (! write (s,
"GET / HTTP/1.1\r\n"
"Connection: close\r\n"
"\r\n"))
return;
if (! expect_read (s, "Hello, world!\n"))
return ;
boost::system::error_code ec;
s.shutdown(socket::shutdown_both, ec);
std::this_thread::sleep_for (std::chrono::seconds (1));
}
void
test_keepalive(boost::asio::ip::tcp::endpoint const& ep)
{
boost::asio::io_service ios;
using socket = boost::asio::ip::tcp::socket;
socket s (ios);
if (! connect (s, ep))
return;
if (! write (s,
"GET / HTTP/1.1\r\n"
"Connection: Keep-Alive\r\n"
"\r\n"))
return;
if (! expect_read (s, "Hello, world!\n"))
return ;
if (! write (s,
"GET / HTTP/1.1\r\n"
"Connection: close\r\n"
"\r\n"))
return;
if (! expect_read (s, "Hello, world!\n"))
return ;
boost::system::error_code ec;
s.shutdown(socket::shutdown_both, ec);
}
void basicTests()
{
testcase("Basic client/server");
TestSink sink {*this};
TestThread thread;
sink.threshold (beast::severities::Severity::kAll);
beast::Journal journal {sink};
TestHandler handler;
auto s = make_Server (handler,
thread.get_io_service(), journal);
std::vector<Port> serverPort(1);
serverPort.back().ip =
boost::asio::ip::address::from_string ("127.0.0.1"),
serverPort.back().port = 0;
serverPort.back().protocol.insert("http");
auto eps = s->ports (serverPort);
log << "server listening on port " << eps[0].port() << std::endl;
test_request(eps[0]);
test_keepalive(eps[0]);
//s->close();
s = nullptr;
pass();
}
void stressTest()
{
testcase("stress test");
struct NullHandler
{
bool
onAccept (Session& session,
boost::asio::ip::tcp::endpoint endpoint)
{
return true;
}
Handoff
onHandoff (Session& session,
std::unique_ptr <beast::asio::ssl_bundle>&& bundle,
http_request_type&& request,
boost::asio::ip::tcp::endpoint remote_address)
{
return Handoff{};
}
Handoff
onHandoff (Session& session, boost::asio::ip::tcp::socket&& socket,
http_request_type&& request,
boost::asio::ip::tcp::endpoint remote_address)
{
return Handoff{};
}
void
onRequest (Session& session)
{
}
void
onWSMessage(std::shared_ptr<WSSession> session,
std::vector<boost::asio::const_buffer> const& buffers)
{
}
void
onClose (Session& session,
boost::system::error_code const&)
{
}
void
onStopped (Server& server)
{
}
};
NullHandler h;
for(int i = 0; i < 1000; ++i)
{
TestThread thread;
auto s = make_Server(h,
thread.get_io_service(), {});
std::vector<Port> serverPort(1);
serverPort.back().ip =
boost::asio::ip::address::from_string ("127.0.0.1"),
serverPort.back().port = 0;
serverPort.back().protocol.insert("http");
s->ports (serverPort);
}
pass();
}
/**
* @brief sink for writing all log messages to a stringstream
*/
class CaptureSink : public beast::Journal::Sink
{
std::stringstream& strm_;
public:
CaptureSink(beast::severities::Severity threshold,
std::stringstream& strm)
: beast::Journal::Sink(threshold, false)
, strm_(strm)
{
}
void
write(beast::severities::Severity level, std::string const& text) override
{
strm_ << text;
}
};
/**
* @brief Log manager for CaptureSinks. This class holds the stream
* instance that is written to by the sinks. Upon destruction, all
* contents of the stream are assigned to the string specified in the
* ctor
*/
class CaptureLogs : public Logs
{
std::stringstream strm_;
std::string& result_;
public:
CaptureLogs(std::string& result)
: Logs (beast::severities::kInfo)
, result_(result)
{
}
~CaptureLogs() override
{
result_ = strm_.str();
}
std::unique_ptr<beast::Journal::Sink>
makeSink(std::string const& partition,
beast::severities::Severity threshold) override
{
return std::make_unique<CaptureSink>(threshold, strm_);
}
};
void
testBadConfig ()
{
testcase ("Server config - invalid options");
using namespace test::jtx;
std::string messages;
except ([&]
{
Env env {*this,
envconfig([](std::unique_ptr<Config> cfg) {
(*cfg).deprecatedClearSection("port_rpc");
return cfg;
}),
std::make_unique<CaptureLogs>(messages)};
});
BEAST_EXPECT (
messages.find ("Missing 'ip' in [port_rpc]")
!= std::string::npos);
except ([&]
{
Env env {*this,
envconfig([](std::unique_ptr<Config> cfg) {
(*cfg).deprecatedClearSection("port_rpc");
(*cfg)["port_rpc"].set("ip", "127.0.0.1");
return cfg;
}),
std::make_unique<CaptureLogs>(messages)};
});
BEAST_EXPECT (
messages.find ("Missing 'port' in [port_rpc]")
!= std::string::npos);
except ([&]
{
Env env {*this,
envconfig([](std::unique_ptr<Config> cfg) {
(*cfg).deprecatedClearSection("port_rpc");
(*cfg)["port_rpc"].set("ip", "127.0.0.1");
(*cfg)["port_rpc"].set("port", "0");
return cfg;
}),
std::make_unique<CaptureLogs>(messages)};
});
BEAST_EXPECT (
messages.find ("Invalid value '0' for key 'port' in [port_rpc]")
!= std::string::npos);
except ([&]
{
Env env {*this,
envconfig([](std::unique_ptr<Config> cfg) {
(*cfg).deprecatedClearSection("port_rpc");
(*cfg)["port_rpc"].set("ip", "127.0.0.1");
(*cfg)["port_rpc"].set("port", "8081");
(*cfg)["port_rpc"].set("protocol", "");
return cfg;
}),
std::make_unique<CaptureLogs>(messages)};
});
BEAST_EXPECT (
messages.find ("Missing 'protocol' in [port_rpc]")
!= std::string::npos);
except ([&] //this creates a standard test config without the server
//section
{
Env env {*this,
envconfig([](std::unique_ptr<Config> cfg) {
cfg = std::make_unique<Config>();
cfg->overwrite (
ConfigSection::nodeDatabase (), "type", "memory");
cfg->overwrite (
ConfigSection::nodeDatabase (), "path", "main");
cfg->deprecatedClearSection (
ConfigSection::importNodeDatabase ());
cfg->legacy("database_path", "");
cfg->setupControl(true, true, true);
(*cfg)["port_peer"].set("ip", "127.0.0.1");
(*cfg)["port_peer"].set("port", "8080");
(*cfg)["port_peer"].set("protocol", "peer");
(*cfg)["port_rpc"].set("ip", "127.0.0.1");
(*cfg)["port_rpc"].set("port", "8081");
(*cfg)["port_rpc"].set("protocol", "http,ws2");
(*cfg)["port_rpc"].set("admin", "127.0.0.1");
(*cfg)["port_ws"].set("ip", "127.0.0.1");
(*cfg)["port_ws"].set("port", "8082");
(*cfg)["port_ws"].set("protocol", "ws");
(*cfg)["port_ws"].set("admin", "127.0.0.1");
return cfg;
}),
std::make_unique<CaptureLogs>(messages)};
});
BEAST_EXPECT (
messages.find ("Required section [server] is missing")
!= std::string::npos);
except ([&] //this creates a standard test config without some of the
//port sections
{
Env env {*this,
envconfig([](std::unique_ptr<Config> cfg) {
cfg = std::make_unique<Config>();
cfg->overwrite (ConfigSection::nodeDatabase (), "type", "memory");
cfg->overwrite (ConfigSection::nodeDatabase (), "path", "main");
cfg->deprecatedClearSection (ConfigSection::importNodeDatabase ());
cfg->legacy("database_path", "");
cfg->setupControl(true, true, true);
(*cfg)["server"].append("port_peer");
(*cfg)["server"].append("port_rpc");
(*cfg)["server"].append("port_ws");
return cfg;
}),
std::make_unique<CaptureLogs>(messages)};
});
BEAST_EXPECT (
messages.find ("Missing section: [port_peer]")
!= std::string::npos);
}
void
run()
{
basicTests();
stressTest();
testBadConfig();
}
};
BEAST_DEFINE_TESTSUITE(Server,http,ripple);
} // test
} // ripple
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