// IDEA-91436 idea <121 binds to 127.0.0.1, but >=121 must be available not only from localhost
// but if we bind only to any local port (0.0.0.0), instance of idea <121 can bind to our ports
// and any request to us will be intercepted
// so, we bind to 127.0.0.1 and 0.0.0.0
private int bind(int firstPort, int portsCount, boolean tryAnyPort, ServerBootstrap bootstrap) {
InetAddress localAddress;
try {
localAddress = InetAddress.getByName("127.0.0.1");
} catch (UnknownHostException e) {
LOG.error(e);
return -1;
}
for (int i = 0; i < portsCount; i++) {
int port = firstPort + i;
try {
openChannels.add(bootstrap.bind(new InetSocketAddress(localAddress, port)));
return port;
} catch (ChannelException e) {
if (!openChannels.isEmpty()) {
openChannels.close();
openChannels.clear();
}
if (portsCount == 1) {
throw e;
} else if (!tryAnyPort && i == (portsCount - 1)) {
LOG.error(e);
}
}
}
if (tryAnyPort) {
LOG.info("We cannot bind to our default range, so, try to bind to any free port");
try {
Channel channel = bootstrap.bind(new InetSocketAddress(localAddress, 0));
openChannels.add(channel);
return ((InetSocketAddress) channel.getLocalAddress()).getPort();
} catch (ChannelException e) {
LOG.error(e);
}
}
return -1;
}
public boolean isRunning() {
return !openChannels.isEmpty();
}
// IDEA-91436 idea <121 binds to 127.0.0.1, but >=121 must be available not only from localhost
// but if we bind only to any local port (0.0.0.0), instance of idea <121 can bind to our ports
// and any request to us will be intercepted
// so, we bind to 127.0.0.1 and 0.0.0.0
private int bind(int firstPort, int portsCount, boolean tryAnyPort, ServerBootstrap bootstrap) {
String property = System.getProperty(PROPERTY_ONLY_ANY_HOST);
boolean onlyAnyHost =
property == null
? (SystemInfo.isLinux || SystemInfo.isWindows && !SystemInfo.isWinVistaOrNewer)
: (property.isEmpty() || Boolean.valueOf(property));
boolean portChecked = false;
for (int i = 0; i < portsCount; i++) {
int port = firstPort + i;
ChannelException channelException = null;
try {
openChannels.add(bootstrap.bind(new InetSocketAddress(port)));
if (!onlyAnyHost) {
InetSocketAddress localAddress = null;
try {
localAddress = new InetSocketAddress(InetAddress.getByName("127.0.0.1"), port);
openChannels.add(bootstrap.bind(localAddress));
} catch (UnknownHostException ignored) {
return port;
} catch (ChannelException e) {
channelException = e;
if (!portChecked) {
portChecked = true;
assert localAddress != null;
if (checkPortSafe(localAddress)) {
return port;
}
}
}
}
} catch (ChannelException e) {
channelException = e;
}
if (channelException == null) {
return port;
} else {
if (!openChannels.isEmpty()) {
openChannels.close();
openChannels.clear();
}
if (portsCount == 1) {
throw channelException;
} else if (!tryAnyPort && i == (portsCount - 1)) {
LOG.error(channelException);
}
}
}
if (tryAnyPort) {
LOG.info("We cannot bind to our default range, so, try to bind to any free port");
try {
Channel channel = bootstrap.bind(new InetSocketAddress(0));
openChannels.add(channel);
return ((InetSocketAddress) channel.getLocalAddress()).getPort();
} catch (ChannelException e) {
LOG.error(e);
}
}
return -1;
}