@Override
public void initializeSecurity(TCredentials credentials, String principal, byte[] token)
throws AccumuloSecurityException {
try {
// remove old settings from zookeeper first, if any
IZooReaderWriter zoo = ZooReaderWriter.getInstance();
synchronized (zooCache) {
zooCache.clear();
if (zoo.exists(ZKUserPath)) {
zoo.recursiveDelete(ZKUserPath, NodeMissingPolicy.SKIP);
log.info("Removed " + ZKUserPath + "/" + " from zookeeper");
}
// prep parent node of users with root username
zoo.putPersistentData(ZKUserPath, principal.getBytes(UTF_8), NodeExistsPolicy.FAIL);
constructUser(principal, ZKSecurityTool.createPass(token));
}
} catch (KeeperException e) {
log.error("{}", e.getMessage(), e);
throw new RuntimeException(e);
} catch (InterruptedException e) {
log.error("{}", e.getMessage(), e);
throw new RuntimeException(e);
} catch (AccumuloException e) {
log.error("{}", e.getMessage(), e);
throw new RuntimeException(e);
}
}
@Override
public void remove(String path) throws DistributedStoreException {
try {
log.debug("Removing " + path);
path = relative(path);
IZooReaderWriter zoo = ZooReaderWriter.getInstance();
if (zoo.exists(path)) zoo.recursiveDelete(path, NodeMissingPolicy.SKIP);
cache.clear();
} catch (Exception ex) {
throw new DistributedStoreException(ex);
}
}
private void registerInZooKeeper(String name) throws Exception {
String root = ZooUtil.getRoot(serverConfiguration.getInstance()) + Constants.ZTRACERS;
IZooReaderWriter zoo = ZooReaderWriter.getInstance();
String path = zoo.putEphemeralSequential(root + "/trace-", name.getBytes());
zoo.exists(path, this);
}