private JMXConnector initJMXConnector(String svcName)
throws IOException, AttachNotSupportedException, AgentLoadException,
AgentInitializationException {
int pid = PlatformUtils.getServicePid(svcName);
log.info("{} service pid {}", svcName, pid);
VirtualMachine vm = VirtualMachine.attach(String.valueOf(pid));
try {
String connectorAddress = vm.getAgentProperties().getProperty(CONNECTOR_ADDRESS);
if (connectorAddress == null) {
String agent =
Strings.join(
File.separator,
vm.getSystemProperties().getProperty("java.home"),
"lib",
"management-agent.jar");
vm.loadAgent(agent);
connectorAddress = vm.getAgentProperties().getProperty(CONNECTOR_ADDRESS);
}
JMXServiceURL serviceURL = new JMXServiceURL(connectorAddress);
return JMXConnectorFactory.connect(serviceURL);
} finally {
vm.detach();
}
}
@POST
@Produces({MediaType.APPLICATION_XML, MediaType.APPLICATION_JSON})
@Path("/natcheck")
public VdcNatCheckResponse checkIfBehindNat(
VdcNatCheckParam checkParam, @HeaderParam("X-Forwarded-For") String clientIp) {
if (checkParam == null) {
log.error("checkParam is null, X-Forwarded-For is {}", clientIp);
throw GeoException.fatals.invalidNatCheckCall("(null)", clientIp);
}
String ipv4Str = checkParam.getIPv4Address();
String ipv6Str = checkParam.getIPv6Address();
log.info(
String.format(
"Performing NAT check, client address connecting to VIP: %s. Client reports its IPv4 = %s, IPv6 = %s",
clientIp, ipv4Str, ipv6Str));
InetAddress ipv4Addr = parseInetAddress(ipv4Str);
InetAddress ipv6Addr = parseInetAddress(ipv6Str);
InetAddress directAddr = parseInetAddress(clientIp);
if (directAddr == null || ipv4Addr == null && ipv6Addr == null) {
String ipAddrsStr = Strings.join("|", ipv4Str, ipv6Addr);
log.error("checkParam is {}, X-Forwarded-For is {}", ipAddrsStr, clientIp);
throw GeoException.fatals.invalidNatCheckCall(ipAddrsStr, clientIp);
}
VdcNatCheckResponse resp = new VdcNatCheckResponse();
resp.setSeenIp(clientIp);
resp.setBehindNAT(!directAddr.equals(ipv4Addr) && !directAddr.equals(ipv6Addr));
return resp;
}