Java Authorizations.getAuthorizations方法代码示例

import org.apache.accumulo.core.security.Authorizations; //导入方法依赖的package包/类
private void execute(Opts opts, ScannerOpts scanOpts) throws Exception {
  conn = opts.getConnector();

  // add the authorizations to the user
  Authorizations userAuthorizations = conn.securityOperations().getUserAuthorizations(opts.getPrincipal());
  ByteArraySet auths = new ByteArraySet(userAuthorizations.getAuthorizations());
  auths.addAll(opts.auths.getAuthorizations());
  if (!auths.isEmpty())
    conn.securityOperations().changeUserAuthorizations(opts.getPrincipal(), new Authorizations(auths));

  // create table
  if (opts.createtable) {
    SortedSet<Text> partitionKeys = new TreeSet<>();
    for (int i = Byte.MIN_VALUE; i < Byte.MAX_VALUE; i++)
      partitionKeys.add(new Text(new byte[] {(byte) i}));
    conn.tableOperations().create(opts.getTableName());
    conn.tableOperations().addSplits(opts.getTableName(), partitionKeys);
  }

  // send mutations
  createEntries(opts);

  // read entries
  if (opts.readEntries) {
    // Note that the user needs to have the authorizations for the specified scan authorizations
    // by an administrator first
    Scanner scanner = new SignedScanner(conn, opts.getTableName(), opts.auths, opts.signatureConfig, opts.signatureKeys);
    scanner.setBatchSize(scanOpts.scanBatchSize);
    for (Entry<Key,Value> entry : scanner)
      System.out.println(entry.getKey().toString() + " -> " + entry.getValue().toString());
  }

  // delete table
  if (opts.deletetable)
    conn.tableOperations().delete(opts.getTableName());
}
 

import org.apache.accumulo.core.security.Authorizations; //导入方法依赖的package包/类
private void execute(Opts opts) throws Exception {
  conn = opts.getConnector();

  // add the authorizations to the user
  Authorizations userAuthorizations = conn.securityOperations().getUserAuthorizations(opts.getPrincipal());
  ByteArraySet auths = new ByteArraySet(userAuthorizations.getAuthorizations());
  auths.addAll(opts.auths.getAuthorizations());
  if (!auths.isEmpty())
    conn.securityOperations().changeUserAuthorizations(opts.getPrincipal(), new Authorizations(auths));

  // create table
  if (opts.createtable) {
    SortedSet<Text> partitionKeys = new TreeSet<>();
    for (int i = Byte.MIN_VALUE; i < Byte.MAX_VALUE; i++)
      partitionKeys.add(new Text(new byte[] {(byte) i}));
    conn.tableOperations().create(opts.getTableName());
    conn.tableOperations().addSplits(opts.getTableName(), partitionKeys);
  }

  // send mutations
  createEntries(opts);

  // read entries
  if (opts.readEntries) {
    // Note that the user needs to have the authorizations for the specified scan authorizations
    // by an administrator first
    BatchScanner scanner = new EncryptedBatchScanner(conn, opts.getTableName(), opts.auths, 1, opts.encryptionConfig, opts.encryptionKeys);
    scanner.setRanges(Collections.singletonList(new Range()));
    for (Entry<Key,Value> entry : scanner)
      System.out.println(entry.getKey().toString() + " -> " + entry.getValue().toString());
  }

  // delete table
  if (opts.deletetable)
    conn.tableOperations().delete(opts.getTableName());
}
 

import org.apache.accumulo.core.security.Authorizations; //导入方法依赖的package包/类
private void execute(Opts opts, ScannerOpts scanOpts) throws Exception {
  conn = opts.getConnector();

  // add the authorizations to the user
  Authorizations userAuthorizations = conn.securityOperations().getUserAuthorizations(opts.getPrincipal());
  ByteArraySet auths = new ByteArraySet(userAuthorizations.getAuthorizations());
  auths.addAll(opts.auths.getAuthorizations());
  if (!auths.isEmpty())
    conn.securityOperations().changeUserAuthorizations(opts.getPrincipal(), new Authorizations(auths));

  // create table
  if (opts.createtable) {
    SortedSet<Text> partitionKeys = new TreeSet<>();
    for (int i = Byte.MIN_VALUE; i < Byte.MAX_VALUE; i++)
      partitionKeys.add(new Text(new byte[] {(byte) i}));
    conn.tableOperations().create(opts.getTableName());
    conn.tableOperations().addSplits(opts.getTableName(), partitionKeys);
  }

  // send mutations
  createEntries(opts);

  // read entries
  if (opts.readEntries) {
    // Note that the user needs to have the authorizations for the specified scan authorizations
    // by an administrator first
    Scanner scanner = conn.createScanner(opts.getTableName(), opts.auths);
    scanner.setBatchSize(scanOpts.scanBatchSize);
    for (Entry<Key,Value> entry : scanner)
      System.out.println(entry.getKey().toString() + " -> " + entry.getValue().toString());
  }

  // delete table
  if (opts.deletetable)
    conn.tableOperations().delete(opts.getTableName());
}
 

import org.apache.accumulo.core.security.Authorizations; //导入方法依赖的package包/类
/**
* Gets the authorizations in sorted order. The returned list is not modifiable.
* @param authorizations the {@link Authorizations}
* @return authorizations, each as a string encoded in UTF-8
*/
public static List<String> getAuthorizationsStrings(final Authorizations authorizations) {
    final List<String> copy = new ArrayList<>(authorizations.getAuthorizations().size());
    for (final byte[] auth : authorizations.getAuthorizations()) {
        copy.add(new String(auth, Charsets.UTF_8));
    }
    return Collections.unmodifiableList(copy);
}
 

import org.apache.accumulo.core.security.Authorizations; //导入方法依赖的package包/类
private String[] getAuths(final Connector accumulo) {
    Authorizations auths;
    try {
        auths = accumulo.securityOperations().getUserAuthorizations(accumulo.whoami());
        final List<byte[]> authList = auths.getAuthorizations();
        final String[] authArray = new String[authList.size()];
        for(int i = 0; i < authList.size(); i++){
            authArray[i] = new String(authList.get(i), "UTF-8");
        }
        return authArray;
    } catch (AccumuloException | AccumuloSecurityException | UnsupportedEncodingException e) {
        throw new RuntimeException("Cannot read authorizations for user: " + accumulo.whoami());
    }
}
 

import org.apache.accumulo.core.security.Authorizations; //导入方法依赖的package包/类
/**
 * Adds authorizations to a user's authorizations list.
 * @param user the name of the user to add authorizations for.
 * @param secOps the {@link SecurityOperations}.
 * @param auths the list of authorizations to add
 * @return the {@link Authorizations}.
 * @throws AccumuloException
 * @throws AccumuloSecurityException
 */
public static Authorizations addUserAuths(final String user, final SecurityOperations secOps, final String... auths) throws AccumuloException, AccumuloSecurityException {
    final Authorizations currentUserAuths = secOps.getUserAuthorizations(user);
    final List<byte[]> authList = new ArrayList<>();
    for (final byte[] currentAuth : currentUserAuths.getAuthorizations()) {
        authList.add(currentAuth);
    }
    for (final String newAuth : auths) {
        authList.add(newAuth.getBytes(StandardCharsets.UTF_8));
    }
    final Authorizations result = new Authorizations(authList);
    return result;
}
 

import org.apache.accumulo.core.security.Authorizations; //导入方法依赖的package包/类
public static void main(String[] args) throws Exception {
  Opts opts = new Opts();
  ScannerOpts scanOpts = new ScannerOpts();
  BatchWriterOpts batchOpts = new BatchWriterOpts();
  opts.parseArgs(SignedConverterExample.class.getName(), args, batchOpts, scanOpts);

  Connector conn = opts.getConnector();

  // add the authorizations to the user
  Authorizations userAuthorizations = conn.securityOperations().getUserAuthorizations(opts.getPrincipal());
  ByteArraySet auths = new ByteArraySet(userAuthorizations.getAuthorizations());
  auths.addAll(opts.auths.getAuthorizations());
  if (!auths.isEmpty())
    conn.securityOperations().changeUserAuthorizations(opts.getPrincipal(), new Authorizations(auths));

  // create table
  if (opts.createDestinationTable) {
    conn.tableOperations().create(opts.destination);
  }

  // Transform entries
  Scanner scanner = conn.createScanner(opts.source, opts.auths);
  scanner.setBatchSize(scanOpts.scanBatchSize);

  BatchWriterConfig bwConfig = batchOpts.getBatchWriterConfig();
  bwConfig.setDurability(opts.durability);
  BatchWriter writer = new SignedBatchWriter(conn, opts.destination, bwConfig, opts.signatureConfig, opts.signatureKeys);

  long count = 0;
  for (Entry<Key,Value> entry : scanner) {
    Mutation mutation = new Mutation(entry.getKey().getRow());
    mutation.put(entry.getKey().getColumnFamily(), entry.getKey().getColumnQualifier(), entry.getKey().getColumnVisibilityParsed(), entry.getKey()
        .getTimestamp(), entry.getValue());
    writer.addMutation(mutation);

    count++;
    if (count % 10000 == 0) {
      System.out.println(String.format("converted %d entries", count));
    }
  }

  writer.flush();
  writer.close();

  // delete table
  if (opts.deleteSourceTable)
    conn.tableOperations().delete(opts.source);
}
 

import org.apache.accumulo.core.security.Authorizations; //导入方法依赖的package包/类
public static void main(String[] args) throws Exception {
  Opts opts = new Opts();
  ScannerOpts scanOpts = new ScannerOpts();
  BatchWriterOpts batchOpts = new BatchWriterOpts();
  opts.parseArgs(EncryptedConverterExample.class.getName(), args, batchOpts, scanOpts);

  Connector conn = opts.getConnector();

  // add the authorizations to the user
  Authorizations userAuthorizations = conn.securityOperations().getUserAuthorizations(opts.getPrincipal());
  ByteArraySet auths = new ByteArraySet(userAuthorizations.getAuthorizations());
  auths.addAll(opts.auths.getAuthorizations());
  if (!auths.isEmpty())
    conn.securityOperations().changeUserAuthorizations(opts.getPrincipal(), new Authorizations(auths));

  // create table
  if (opts.createDestinationTable) {
    conn.tableOperations().create(opts.destination);
  }

  // Transform entries
  Scanner scanner = conn.createScanner(opts.source, opts.auths);
  scanner.setBatchSize(scanOpts.scanBatchSize);

  BatchWriterConfig bwConfig = batchOpts.getBatchWriterConfig();
  bwConfig.setDurability(opts.durability);
  BatchWriter writer = new EncryptedBatchWriter(conn, opts.destination, bwConfig, opts.encryptionConfig, opts.encryptionKeys);

  long count = 0;
  for (Entry<Key,Value> entry : scanner) {
    Mutation mutation = new Mutation(entry.getKey().getRow());
    mutation.put(entry.getKey().getColumnFamily(), entry.getKey().getColumnQualifier(), entry.getKey().getColumnVisibilityParsed(), entry.getKey()
        .getTimestamp(), entry.getValue());
    writer.addMutation(mutation);

    count++;
    if (count % 10000 == 0) {
      System.out.println(String.format("converted %d entries", count));
    }
  }

  writer.flush();
  writer.close();

  // delete table
  if (opts.deleteSourceTable)
    conn.tableOperations().delete(opts.source);
}