use of com.sun.tools.attach.AgentInitializationException in project druid by alibaba.
the class DruidStat method loadManagementAgentAndGetAddress.
private static String loadManagementAgentAndGetAddress(int vmid) throws IOException {
VirtualMachine vm = null;
String name = String.valueOf(vmid);
try {
vm = VirtualMachine.attach(name);
} catch (AttachNotSupportedException x) {
throw new IOException(x.getMessage(), x);
}
String home = vm.getSystemProperties().getProperty("java.home");
// Normally in ${java.home}/jre/lib/management-agent.jar but might
// be in ${java.home}/lib in build environments.
String agent = home + File.separator + "jre" + File.separator + "lib" + File.separator + "management-agent.jar";
File f = new File(agent);
if (!f.exists()) {
agent = home + File.separator + "lib" + File.separator + "management-agent.jar";
f = new File(agent);
if (!f.exists()) {
throw new IOException("Management agent not found");
}
}
agent = f.getCanonicalPath();
try {
vm.loadAgent(agent, "com.sun.management.jmxremote");
} catch (AgentLoadException x) {
throw new IOException(x.getMessage(), x);
} catch (AgentInitializationException x) {
throw new IOException(x.getMessage(), x);
}
// get the connector address
Properties agentProps = vm.getAgentProperties();
String address = (String) agentProps.get(LOCAL_CONNECTOR_ADDRESS_PROP);
vm.detach();
return address;
}
use of com.sun.tools.attach.AgentInitializationException in project geode by apache.
the class MBeanProcessController method getJMXServiceURL.
/**
* Uses the Attach API to connect to the local process and ensures that it has loaded the JMX
* management agent. The JMXServiceURL identifying the local connector address for the JMX agent
* in the process is returned.
*
* @return the address of the JMX API connector server for connecting to the local process
*
* @throws AttachNotSupportedException if unable to use the Attach API to connect to the process
* @throws IOException if the JDK management agent cannot be found and loaded
*/
private JMXServiceURL getJMXServiceURL() throws AttachNotSupportedException, IOException {
String connectorAddress = null;
final VirtualMachine vm = VirtualMachine.attach(String.valueOf(this.pid));
try {
Properties agentProps = vm.getAgentProperties();
connectorAddress = (String) agentProps.get(LOCAL_CONNECTOR_ADDRESS_PROP);
if (connectorAddress == null) {
// need to load the management-agent and get the address
final String javaHome = vm.getSystemProperties().getProperty("java.home");
// assume java.home is JDK and look in JRE for agent
String managementAgentPath = javaHome + File.separator + "jre" + File.separator + "lib" + File.separator + "management-agent.jar";
File managementAgent = new File(managementAgentPath);
if (!managementAgent.exists()) {
// assume java.home is JRE and look in lib for agent
managementAgentPath = javaHome + File.separator + "lib" + File.separator + "management-agent.jar";
managementAgent = new File(managementAgentPath);
if (!managementAgent.exists()) {
throw new IOException("JDK management agent not found");
}
}
// attempt to load the management agent
managementAgentPath = managementAgent.getCanonicalPath();
try {
vm.loadAgent(managementAgentPath, "com.sun.management.jmxremote");
} catch (AgentLoadException e) {
IOException ioe = new IOException(e.getMessage());
ioe.initCause(e);
throw ioe;
} catch (AgentInitializationException e) {
IOException ioe = new IOException(e.getMessage());
ioe.initCause(e);
throw ioe;
}
// get the connector address
agentProps = vm.getAgentProperties();
connectorAddress = (String) agentProps.get(LOCAL_CONNECTOR_ADDRESS_PROP);
}
} finally {
vm.detach();
}
if (connectorAddress == null) {
// should never reach here
throw new IOException("Failed to find address to attach to process");
}
return new JMXServiceURL(connectorAddress);
}
use of com.sun.tools.attach.AgentInitializationException in project geode by apache.
the class LocalProcessController method getJMXServiceURL.
/**
* Uses the Attach API to connect to the local process and ensures that it has loaded the JMX
* management agent. The JMXServiceURL identifying the local connector address for the JMX agent
* in the process is returned.
*
* @return the address of the JMX API connector server for connecting to the local process
*
* @throws AttachNotSupportedException if unable to use the Attach API to connect to the process
* @throws IOException if the JDK management agent cannot be found and loaded
*/
private JMXServiceURL getJMXServiceURL() throws AttachNotSupportedException, IOException {
String connectorAddress = null;
final VirtualMachine vm = VirtualMachine.attach(String.valueOf(this.pid));
try {
Properties agentProps = vm.getAgentProperties();
connectorAddress = (String) agentProps.get(LOCAL_CONNECTOR_ADDRESS_PROP);
if (connectorAddress == null) {
// need to load the management-agent and get the address
final String javaHome = vm.getSystemProperties().getProperty("java.home");
// assume java.home is JDK and look in JRE for agent
String managementAgentPath = javaHome + File.separator + "jre" + File.separator + "lib" + File.separator + "management-agent.jar";
File managementAgent = new File(managementAgentPath);
if (!managementAgent.exists()) {
// assume java.home is JRE and look in lib for agent
managementAgentPath = javaHome + File.separator + "lib" + File.separator + "management-agent.jar";
managementAgent = new File(managementAgentPath);
if (!managementAgent.exists()) {
throw new IOException("JDK management agent not found");
}
}
// attempt to load the management agent
managementAgentPath = managementAgent.getCanonicalPath();
try {
vm.loadAgent(managementAgentPath, "com.sun.management.jmxremote");
} catch (AgentLoadException e) {
IOException ioe = new IOException(e.getMessage());
ioe.initCause(e);
throw ioe;
} catch (AgentInitializationException e) {
IOException ioe = new IOException(e.getMessage());
ioe.initCause(e);
throw ioe;
}
// get the connector address
agentProps = vm.getAgentProperties();
connectorAddress = (String) agentProps.get(LOCAL_CONNECTOR_ADDRESS_PROP);
}
} finally {
vm.detach();
}
if (connectorAddress == null) {
// should never reach here
throw new IOException("Failed to find address to attach to process");
}
return new JMXServiceURL(connectorAddress);
}
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