2024-03-08 14:03:37 +08:00

100 lines
2.6 KiB
C++

#include "examples/idleconnection/echo.h"
#include "muduo/base/Logging.h"
#include "muduo/net/EventLoop.h"
#include <assert.h>
#include <stdio.h>
using namespace muduo;
using namespace muduo::net;
EchoServer::EchoServer(EventLoop* loop,
const InetAddress& listenAddr,
int idleSeconds)
: server_(loop, listenAddr, "EchoServer"),
connectionBuckets_(idleSeconds)
{
server_.setConnectionCallback(
std::bind(&EchoServer::onConnection, this, _1));
server_.setMessageCallback(
std::bind(&EchoServer::onMessage, this, _1, _2, _3));
loop->runEvery(1.0, std::bind(&EchoServer::onTimer, this));
connectionBuckets_.resize(idleSeconds);
dumpConnectionBuckets();
}
void EchoServer::start()
{
server_.start();
}
void EchoServer::onConnection(const TcpConnectionPtr& conn)
{
LOG_INFO << "EchoServer - " << conn->peerAddress().toIpPort() << " -> "
<< conn->localAddress().toIpPort() << " is "
<< (conn->connected() ? "UP" : "DOWN");
if (conn->connected())
{
EntryPtr entry(new Entry(conn));
connectionBuckets_.back().insert(entry);
dumpConnectionBuckets();
WeakEntryPtr weakEntry(entry);
conn->setContext(weakEntry);
}
else
{
assert(!conn->getContext().empty());
WeakEntryPtr weakEntry(boost::any_cast<WeakEntryPtr>(conn->getContext()));
LOG_DEBUG << "Entry use_count = " << weakEntry.use_count();
}
}
void EchoServer::onMessage(const TcpConnectionPtr& conn,
Buffer* buf,
Timestamp time)
{
string msg(buf->retrieveAllAsString());
LOG_INFO << conn->name() << " echo " << msg.size()
<< " bytes at " << time.toString();
conn->send(msg);
assert(!conn->getContext().empty());
WeakEntryPtr weakEntry(boost::any_cast<WeakEntryPtr>(conn->getContext()));
EntryPtr entry(weakEntry.lock());
if (entry)
{
connectionBuckets_.back().insert(entry);
dumpConnectionBuckets();
}
}
void EchoServer::onTimer()
{
connectionBuckets_.push_back(Bucket());
dumpConnectionBuckets();
}
void EchoServer::dumpConnectionBuckets() const
{
LOG_INFO << "size = " << connectionBuckets_.size();
int idx = 0;
for (WeakConnectionList::const_iterator bucketI = connectionBuckets_.begin();
bucketI != connectionBuckets_.end();
++bucketI, ++idx)
{
const Bucket& bucket = *bucketI;
printf("[%d] len = %zd : ", idx, bucket.size());
for (const auto& it : bucket)
{
bool connectionDead = it->weakConn_.expired();
printf("%p(%ld)%s, ", get_pointer(it), it.use_count(),
connectionDead ? " DEAD" : "");
}
puts("");
}
}