@Override
public void run() {
try {
long idleTime = (System.currentTimeMillis() - socket.getLastAccess()) / 1000;
if (idleTime >= timeout) {
if (!socket.getSocket().isClosed()) {
logger.debug(
"Connection {}:{} has been idle for {} seconds",
socket.getSocket().getInetAddress(),
socket.getSocket().getPort(),
idleTime);
logger.debug(
"Closing connection {}:{}",
socket.getSocket().getInetAddress(),
socket.getSocket().getPort());
socket.close();
}
}
} catch (IOException e) {
logger.error(
"Error closing connection {}:{}",
socket.getSocket().getInetAddress(),
socket.getSocket().getPort());
}
}
@Override
public boolean postProcess(HttpContext ctx) {
ReusableSocket socket = ctx.getSocket();
HttpRequest request = ctx.getRequest();
HttpResponse response = ctx.getResponse();
if (applicable(ctx)) {
logger.debug("Checking keep-alive behaviour");
String connection = request.getHeader(Constants.HEADERS.CONNECTION);
boolean keepAlive = connection != null && connection.equalsIgnoreCase("Keep-Alive");
ServerConfig serverConfig = ServerConfig.getInstance();
Version version = Version.getVersion(serverConfig.httpVersion());
// keep alive behaviour is protocol version specific
switch (version) {
case VERSION_0_9:
break;
case VERSION_1_0:
if (keepAlive) {
logger.debug("{} Keeping connection alive", version);
socket.setPersist(true);
}
break;
case VERSION_1_1:
if (keepAlive) {
if (max == -1) { // if max is not set then always persist
socket.setPersist(true);
} else if (socket.getCount()
>= max) { // if max is set, persist only if max is not reached
logger.debug(
"{} Not keeping connection alive because max={} is reached", version, max);
socket.setPersist(false);
} else {
socket.setPersist(true);
}
if (socket.isPersist()) {
if (timeout
== -1) { // if timeout is not set then always persist till server keepAliveTimeout
// occurs
int to = serverConfig.keepAliveTimeout();
logger.debug(
"{} Keeping connection alive. Will timeout after {} seconds", version, to);
socket.setPersist(true);
try {
socket.getSocket().setSoTimeout(to);
} catch (SocketException e) {
}
worker.schedule(new KeepAliveTimeoutCleaner(socket, to), to, TimeUnit.SECONDS);
} else { // if timeout is set, persist only if timeout is not reached
logger.debug(
"{} Keeping connection alive. Will timeout after {} seconds", version, timeout);
socket.setPersist(true);
try {
socket.getSocket().setSoTimeout(timeout);
} catch (SocketException e) {
}
worker.schedule(
new KeepAliveTimeoutCleaner(socket, timeout), timeout, TimeUnit.SECONDS);
}
}
}
break;
default:
break;
}
}
if (socket.isPersist()) {
logger.debug("Requesting client to keep connection alive");
response.addHeader(Constants.HEADERS.CONNECTION, "Keep-Alive");
} else {
logger.debug("Requesting client to close the connection");
response.addHeader(Constants.HEADERS.CONNECTION, "Close");
}
return false;
}
