static boolean shouldInitialize() { // GRZE:WARNING:HACKHACKHACK do not duplicate pls thanks.
for (final Host h : Hosts.listActiveDatabases()) {
final String url =
String.format(
"jdbc:%s",
ServiceUris.remote(Database.class, h.getBindAddress(), "eucalyptus_config"));
try {
final Connection conn =
DriverManager.getConnection(url, Databases.getUserName(), Databases.getPassword());
try {
final PreparedStatement statement =
conn.prepareStatement(
"select config_component_hostname from config_component_base where config_component_partition='eucalyptus';");
final ResultSet result = statement.executeQuery();
while (result.next()) {
final Object columnValue = result.getObject(1);
if (Internets.testLocal(columnValue.toString())) {
return true;
}
}
} finally {
conn.close();
}
} catch (final Exception ex) {
LOG.error(ex, ex);
}
}
return false;
}
static void sendRedirect(
final ChannelHandlerContext ctx,
final ChannelEvent e,
final Class<? extends ComponentId> compClass,
final MappingHttpRequest request) {
e.getFuture().cancel();
String redirectUri = null;
if (Topology.isEnabled(compClass)) { // have an enabled service, lets use that
final URI serviceUri = ServiceUris.remote(Topology.lookup(compClass));
redirectUri =
serviceUri.toASCIIString() + request.getServicePath().replace(serviceUri.getPath(), "");
} else if (Topology.isEnabled(
Eucalyptus.class)) { // can't find service info, redirect via clc master
final URI serviceUri = ServiceUris.remote(Topology.lookup(Eucalyptus.class));
redirectUri =
serviceUri.toASCIIString().replace(Eucalyptus.INSTANCE.getServicePath(), "")
+ request.getServicePath().replace(serviceUri.getPath(), "");
}
HttpResponse response = null;
if (redirectUri == null || isRedirectLoop(request, redirectUri)) {
response =
new DefaultHttpResponse(HttpVersion.HTTP_1_1, HttpResponseStatus.SERVICE_UNAVAILABLE);
if (Logs.isDebug()) {
String errorMessage =
"Failed to lookup service for "
+ Components.lookup(compClass).getName()
+ " for path "
+ request.getServicePath()
+ ".\nCurrent state: \n\t"
+ Joiner.on("\n\t").join(Topology.enabledServices());
byte[] errorBytes = Exceptions.string(new ServiceStateException(errorMessage)).getBytes();
response.setContent(ChannelBuffers.wrappedBuffer(errorBytes));
}
} else {
response =
new DefaultHttpResponse(HttpVersion.HTTP_1_1, HttpResponseStatus.TEMPORARY_REDIRECT);
if (request.getQuery() != null) {
redirectUri += "?" + request.getQuery();
}
response.setHeader(HttpHeaders.Names.LOCATION, redirectUri);
}
response.setHeader(HttpHeaders.Names.CONNECTION, HttpHeaders.Values.CLOSE);
if (ctx.getChannel().isConnected()) {
ctx.getChannel().write(response).addListener(ChannelFutureListener.CLOSE);
}
}
/** Utility method for refreshing OSG URI in the S3Client object used by this class. */
private void refreshOsgURI() {
try {
ServiceConfiguration osgConfig = getOsgConfig();
String osgURI = ServiceUris.remote(osgConfig).toASCIIString();
s3Client.setS3Endpoint(osgURI);
LOG.info("Setting objectstorage URI to: " + osgURI);
} catch (Exception e) {
LOG.warn("Could not refresh objectstorage URI");
}
}
public static void updateWalrusUrl() {
try {
ServiceConfiguration walrusConfig = Topology.lookup(ObjectStorage.class);
WALRUS_URL = ServiceUris.remote(walrusConfig).toASCIIString();
StorageProperties.enableSnapshots = true;
LOG.info("Setting WALRUS_URL to: " + WALRUS_URL);
} catch (Exception e) {
LOG.warn(
"Could not obtain walrus information. Snapshot functionality may be unavailable. Have you registered ObjectStorage?");
StorageProperties.enableSnapshots = false;
}
}
private static void prepareConnections(final Host host, final String contextName)
throws NoSuchElementException {
final String dbUrl =
"jdbc:" + ServiceUris.remote(Database.class, host.getBindAddress(), contextName);
final String hostName = host.getDisplayName();
final DriverDatabaseMBean database = Databases.lookupDatabase(contextName, hostName);
database.setuser(getUserName());
database.setpassword(getPassword());
database.setweight(
Hosts.isCoordinator(host) ? DATABASE_WEIGHT_PRIMARY : DATABASE_WEIGHT_SECONDARY);
database.setlocal(host.isLocalHost());
database.setlocation(dbUrl);
}