@Override
@RequiredPermission(Permission.MANAGE_SETTINGS)
public ServerDetails getServerDetails(Subject subject) {
CoreServerMBean coreServerMBean = LookupUtil.getCoreServer();
ServerDetails serverDetails = new ServerDetails();
serverDetails.setProductInfo(getProductInfo(subject));
HashMap<Detail, String> details = serverDetails.getDetails();
DateFormat localTimeFormatter =
DateFormat.getDateTimeInstance(DateFormat.LONG, DateFormat.FULL);
details.put(ServerDetails.Detail.SERVER_LOCAL_TIME, localTimeFormatter.format(new Date()));
details.put(ServerDetails.Detail.SERVER_TIMEZONE, TimeZone.getDefault().getDisplayName());
details.put(
ServerDetails.Detail.SERVER_HOME_DIR,
coreServerMBean.getJBossServerHomeDir().getAbsolutePath());
details.put(
ServerDetails.Detail.SERVER_INSTALL_DIR, coreServerMBean.getInstallDir().getAbsolutePath());
SystemDatabaseInformation dbInfo = SystemDatabaseInformation.getInstance();
details.put(ServerDetails.Detail.DATABASE_CONNECTION_URL, dbInfo.getDatabaseConnectionURL());
details.put(ServerDetails.Detail.DATABASE_DRIVER_NAME, dbInfo.getDatabaseDriverName());
details.put(ServerDetails.Detail.DATABASE_DRIVER_VERSION, dbInfo.getDatabaseDriverVersion());
details.put(ServerDetails.Detail.DATABASE_PRODUCT_NAME, dbInfo.getDatabaseProductName());
details.put(ServerDetails.Detail.DATABASE_PRODUCT_VERSION, dbInfo.getDatabaseProductVersion());
details.put(ServerDetails.Detail.SERVER_IDENTITY, serverManager.getServer().getName());
return serverDetails;
}
public void markStaleServersDown(Subject subject) {
if (!authorizationManager.isOverlord(subject)) {
throw new IllegalArgumentException(
"The markStaleServersDown method must be called by the overlord");
}
long staleTime = System.currentTimeMillis() - SERVER_DOWN_INTERVAL;
String serverName = null;
try {
serverName = serverManager.getIdentity();
if (log.isDebugEnabled()) {
log.debug(serverName + " is marking stale servers DOWN");
}
} catch (Exception e) {
log.error("Could not determine which instance is marking stale servers DOWN");
}
Query query = entityManager.createNamedQuery(Server.QUERY_UPDATE_SET_STALE_DOWN);
query.setParameter("downMode", Server.OperationMode.DOWN);
query.setParameter("normalMode", Server.OperationMode.NORMAL);
query.setParameter("staleTime", staleTime);
query.setParameter("thisServerName", serverName); // might be null
int resultCount = query.executeUpdate();
if (log.isDebugEnabled()) {
log.debug(String.valueOf(resultCount) + " stale servers were marked DOWN");
}
// Perform requested partition events. Note that we only need to execute one cloud partition
// regardless of the number of pending requests, as the work would be duplicated.
partitionEventManager.processRequestedPartitionEvents();
}
private void initializeServer() {
// Ensure the class is loaded and the dbType is set for our current db
Connection conn = null;
try {
conn = dataSource.getConnection();
DatabaseTypeFactory.setDefaultDatabaseType(DatabaseTypeFactory.getDatabaseType(conn));
} catch (Exception e) {
log.error("Could not initialize server.", e);
} finally {
if (conn != null) {
try {
conn.close();
} catch (Exception e) {
log.error("Failed to close temporary connection used for server initialization.", e);
}
}
}
// Ensure that this server is registered in the database.
createDefaultServerIfNecessary();
// immediately put the server into MM if configured to do so
if (ServerCommunicationsServiceUtil.getService().getMaintenanceModeAtStartup()) {
log.info("Server is configured to start up in MAINTENANCE mode.");
Server server = serverManager.getServer();
Integer[] serverId = new Integer[] {server.getId()};
topologyManager.updateServerMode(
LookupUtil.getSubjectManager().getOverlord(), serverId, OperationMode.MAINTENANCE);
}
// Establish the current server mode for the server. This will move the server to NORMAL
// mode from DOWN if necessary. This can also affect comm layer behavior.
serverManager.establishCurrentServerMode();
if ("true".equals(System.getProperty("rhq.sync.endpoint-address", "false"))) {
try {
serverManager.syncEndpointAddress();
} catch (SyncEndpointAddressException e) {
log.error("Failed to sync server endpoint address.", e);
}
}
}
/**
* For developer builds that don't use the HA installer to write a localhost entry into the {@link
* Server} table, we will create a default one here. Then, if the "rhq.high-availability.name"
* property is missing, the {@link ServerManagerLocal} will return this localhost entry.
*
* <p>If the installer was already run, then this method should be a no-op because a row would
* already exist in the {@link Server} table
*/
private void createDefaultServerIfNecessary() {
String identity = serverManager.getIdentity();
Server server = topologyManager.getServerByName(identity);
if (server == null) {
server = new Server();
server.setName(identity);
String address;
try {
address = InetAddress.getLocalHost().getCanonicalHostName();
} catch (UnknownHostException e) {
address = "localhost";
}
server.setAddress(address);
server.setPort(7080);
server.setSecurePort(7443);
server.setComputePower(1);
server.setOperationMode(Server.OperationMode.INSTALLED);
serverManager.create(server);
log.info("Default HA server created: " + server);
}
}
/**
* Starts the embedded agent, but only if the embedded agent is installed and it is enabled.
*
* @throws RuntimeException if the agent is installed and enabled but failed to start
* @deprecated we don't have an embedded agent anymore, leaving this in case we resurrect it
*/
private void startEmbeddedAgent() throws RuntimeException {
// we can't use EmbeddedAgentBootstrapServiceMBean because if the embedded agent
// isn't installed, that class will not be available; we must use JMX API
final ObjectName agentBootstrapMBean =
ObjectNameFactory.create("rhq:service=EmbeddedAgentBootstrap");
final String agentEnabledAttribute = "AgentEnabled";
final String startAgentMethod = "startAgent";
final String configurationOverridesAttribute = "ConfigurationOverrides";
final MBeanServer mbs = ManagementFactory.getPlatformMBeanServer();
try {
// this will fail if the embedded agent isn't installed
String enabled = (String) mbs.getAttribute(agentBootstrapMBean, agentEnabledAttribute);
// if we got this far, the embedded agent is at least installed
// now check to see if its enabled - if so start it; any startup exceptions now are thrown
try {
if (Boolean.valueOf(enabled)) {
log.info("The embedded Agent is installed and enabled - it will now be started...");
// NOTE: we cannot directly import AgentConfigurationConstants, so we hardcode the
// actual constant values here - need to keep an eye on these in the unlikely event
// the constant values change.
String AgentConfigurationConstants_SERVER_TRANSPORT = "rhq.agent.server.transport";
String AgentConfigurationConstants_SERVER_BIND_ADDRESS = "rhq.agent.server.bind-address";
String AgentConfigurationConstants_SERVER_BIND_PORT = "rhq.agent.server.bind-port";
// Get the configuration overrides as set in the configuration file.
// If the agent's bind address isn't overridden with a non-empty value,
// then we need to get the Server bind address and use it for the agent's bind address.
// If the agent's server endpoint address/port are empty, we again use the values
// appropriate for the Server this agent is embedded in.
// Note that we don't look for the values in persisted preferences - we assume they
// are always present in the configuration overrides (which they should always be);
Properties overrides;
String serverTransport;
String serverAddress;
String serverPort;
String agentAddress;
overrides =
(Properties) mbs.getAttribute(agentBootstrapMBean, configurationOverridesAttribute);
serverTransport = overrides.getProperty(AgentConfigurationConstants_SERVER_TRANSPORT);
serverAddress = overrides.getProperty(AgentConfigurationConstants_SERVER_BIND_ADDRESS);
serverPort = overrides.getProperty(AgentConfigurationConstants_SERVER_BIND_PORT);
agentAddress =
overrides.getProperty(ServiceContainerConfigurationConstants.CONNECTOR_BIND_ADDRESS);
Server server = serverManager.getServer();
if (agentAddress == null || agentAddress.trim().equals("")) {
overrides.setProperty(
ServiceContainerConfigurationConstants.CONNECTOR_BIND_ADDRESS, server.getAddress());
}
if (serverAddress == null || serverAddress.trim().equals("")) {
overrides.setProperty(
AgentConfigurationConstants_SERVER_BIND_ADDRESS, server.getAddress());
}
if (serverPort == null || serverPort.trim().equals("")) {
if (SecurityUtil.isTransportSecure(serverTransport)) {
overrides.setProperty(
AgentConfigurationConstants_SERVER_BIND_PORT,
Integer.toString(server.getSecurePort()));
} else {
overrides.setProperty(
AgentConfigurationConstants_SERVER_BIND_PORT, Integer.toString(server.getPort()));
}
}
mbs.setAttribute(
agentBootstrapMBean, new Attribute(configurationOverridesAttribute, overrides));
// We need to do the agent startup in a separate thread so we do not hang
// this startup servlet. JBossAS 4.2 will not begin accepting HTTP requests
// until this startup servlet has finished (this is different from JBossAS 4.0).
// The agent needs to submit an HTTP request in order to complete its startup
// (it needs to register with the server).
// The side effect of this is the RHQ Server will still start even if the embedded
// agent fails to start - this may not be a bad thing. We probably do not want
// the entire RHQ Server to go down if its agent fails to start.
Runnable agentStartRunnable =
new Runnable() {
public void run() {
// this returns only when the agent has started and is registered (sends HTTP
// request)
try {
mbs.invoke(agentBootstrapMBean, startAgentMethod, new Object[0], new String[0]);
} catch (Throwable t) {
log.error("Failed to start the embedded Agent - it will not be available!", t);
}
}
};
Thread agentStartThread = new Thread(agentStartRunnable, "Embedded Agent Startup");
agentStartThread.setDaemon(true);
agentStartThread.start();
} else {
log.debug("The embedded Agent is not enabled, so it will not be started.");
}
} catch (Throwable t) {
throw new RuntimeException("Failed to start the embedded Agent.", t);
}
} catch (RuntimeException se) {
throw se;
} catch (Throwable t) {
log.info("The embedded Agent is not installed, so it will not be started (" + t + ").");
}
return;
}
/**
* This will make sure all jobs that need to periodically run are scheduled.
*
* @throws RuntimeException if unable to schedule a job
*/
private void scheduleJobs() throws RuntimeException {
log.info("Scheduling asynchronous jobs...");
/*
* All jobs need to be set as non-volatile since a volatile job in a clustered environment is effectively
* non-volatile;
*/
// TODO [mazz]: make all of the intervals here configurable via something like SystemManagerBean
serverManager.scheduleServerHeartbeat();
cacheConsistencyManager.scheduleServerCacheReloader();
systemManager.scheduleConfigCacheReloader();
try {
// Do not check until we are up at least 1 min, and every minute thereafter.
final long initialDelay = 1000L * 60;
final long interval = 1000L * 60;
schedulerBean.scheduleSimpleRepeatingJob(
SavedSearchResultCountRecalculationJob.class, true, false, initialDelay, interval);
} catch (Exception e) {
log.error("Cannot schedule asynchronous resource deletion job.", e);
}
try {
// Do not check until we are up at least 1 min, and every 5 minutes thereafter.
final long initialDelay = 1000L * 60;
final long interval = 1000L * 60 * 5;
schedulerBean.scheduleSimpleRepeatingJob(
AsyncResourceDeleteJob.class, true, false, initialDelay, interval);
} catch (Exception e) {
log.error("Cannot schedule asynchronous resource deletion job.", e);
}
try {
// Do not check until we are up at least 1 min, and every 5 minutes thereafter.
final long initialDelay = 1000L * 60;
final long interval = 1000L * 60 * 5;
schedulerBean.scheduleSimpleRepeatingJob(
PurgeResourceTypesJob.class, true, false, initialDelay, interval);
} catch (Exception e) {
log.error("Cannot schedule purge resource types job.", e);
}
try {
// Do not check until we are up at least 1 min, and every 5 minutes thereafter.
final long initialDelay = 1000L * 60;
final long interval = 1000L * 60 * 5;
schedulerBean.scheduleSimpleRepeatingJob(
PurgePluginsJob.class, true, false, initialDelay, interval);
} catch (Exception e) {
log.error("Cannot schedule purge plugins job.", e);
}
// DynaGroup Auto-Recalculation Job
try {
// Do not check until we are up at least 1 min, and every minute thereafter.
final long initialDelay = 1000L * 60;
final long interval = 1000L * 60;
schedulerBean.scheduleSimpleRepeatingJob(
DynaGroupAutoRecalculationJob.class, true, false, initialDelay, interval);
} catch (Exception e) {
log.error("Cannot schedule DynaGroup auto-recalculation job.", e);
}
// Cluster Manager Job
try {
String oldJobName = "org.rhq.enterprise.server.scheduler.jobs.ClusterManagerJob";
boolean foundAndDeleted = schedulerBean.deleteJob(oldJobName, oldJobName);
if (foundAndDeleted) {
log.info("Unscheduling deprecated job references for " + oldJobName + "...");
} else {
log.debug("No deprecated job references found for " + oldJobName + ".");
}
// Wait long enough to allow the Server instance jobs to start executing first.
final long initialDelay = 1000L * 60 * 2; // 2 mins
final long interval = 1000L * 30; // 30 secs
schedulerBean.scheduleSimpleRepeatingJob(
CloudManagerJob.class, true, false, initialDelay, interval);
} catch (Exception e) {
log.error("Cannot schedule cloud management job.", e);
}
// Suspected Agents Job
try {
// Do not check until we are up at least 10 mins, but check every 60 secs thereafter.
final long initialDelay = 1000L * 60 * 10; // 10 mins
final long interval = 1000L * 60; // 60 secs
schedulerBean.scheduleSimpleRepeatingJob(
CheckForSuspectedAgentsJob.class, true, false, initialDelay, interval);
} catch (Exception e) {
log.error("Cannot schedule suspected Agents job.", e);
}
// Timed Out Operations Job
try {
final long initialDelay = 1000L * 60 * 3; // 3 min
final long interval = 1000L * 60 * 10; // 10 minutes
schedulerBean.scheduleSimpleRepeatingJob(
CheckForTimedOutOperationsJob.class, true, false, initialDelay, interval);
} catch (Exception e) {
log.error("Cannot schedule check-for-timed-out-operations job.", e);
}
// Timed Out Resource Configuration Update Requests Job
// (NOTE: We don't need to check for timed out plugin Cofiguration updates, since those are
// executed synchronously.)
try {
final long initialDelay = 1000L * 60 * 4; // 4 mins
final long interval = 1000L * 60 * 10; // 10 mins
schedulerBean.scheduleSimpleRepeatingJob(
CheckForTimedOutConfigUpdatesJob.class, true, false, initialDelay, interval);
} catch (Exception e) {
log.error("Cannot schedule check-for-timed-out-configuration-update-requests job.", e);
}
// Timed Out Content Requests Job
try {
final long initialDelay = 1000L * 60 * 5; // 5 mins
final long interval = 1000L * 60 * 15; // 15 mins
schedulerBean.scheduleSimpleRepeatingJob(
CheckForTimedOutContentRequestsJob.class, true, false, initialDelay, interval);
} catch (Exception e) {
log.error("Cannot schedule check-for-timed-out-artifact-requests job.", e);
}
// Data Purge Job
try {
// TODO [mazz]: make the data purge job's cron string configurable via SystemManagerBean
// For Quartz cron syntax, see:
// http://www.quartz-scheduler.org/documentation/quartz-2.1.x/tutorials/crontrigger
String cronString = "0 0 * * * ?"; // every hour, on the hour
schedulerBean.scheduleSimpleCronJob(DataPurgeJob.class, true, false, cronString);
} catch (Exception e) {
log.error("Cannot schedule data purge job.", e);
}
// Server Plugin Jobs
try {
ServerPluginServiceMBean mbean = LookupUtil.getServerPluginService();
MasterServerPluginContainer masterPC = mbean.getMasterPluginContainer();
masterPC.scheduleAllPluginJobs();
} catch (Exception e) {
log.error("Cannot schedule server plugin jobs.", e);
}
// Alerting Availability Duration Job (create only, nothing actually scheduled here)
try {
schedulerBean.scheduleTriggeredJob(AlertAvailabilityDurationJob.class, false, null);
} catch (Exception e) {
log.error("Cannot create alert availability duration job.", e);
}
return;
}