Exemplo n.º 1
0
  @Override
  protected HashCode hash(HashFunction hashFunction, Key k) {
    Hasher hasher = hashFunction.newHasher();

    if (row) {
      putByteSquence(k.getRowData(), hasher);
    }

    if (family) {
      putByteSquence(k.getColumnFamilyData(), hasher);
    }

    if (qualifier) {
      putByteSquence(k.getColumnQualifierData(), hasher);
    }

    if (visibility) {
      putByteSquence(k.getColumnVisibilityData(), hasher);
    }

    return hasher.hash();
  }
Exemplo n.º 2
0
  public static Entry<Key, Value> checkColumn(
      Environment env, IteratorSetting iterConf, Bytes row, Column col) {
    Span span = Span.exact(row, col);

    Scanner scanner;
    try {
      // TODO reuse or share scanner
      scanner = env.getConnector().createScanner(env.getTable(), env.getAuthorizations());
    } catch (TableNotFoundException e) {
      // TODO proper exception handling
      throw new RuntimeException(e);
    }
    scanner.setRange(SpanUtil.toRange(span));
    scanner.addScanIterator(iterConf);

    Iterator<Entry<Key, Value>> iter = scanner.iterator();
    if (iter.hasNext()) {
      Entry<Key, Value> entry = iter.next();

      Key k = entry.getKey();
      Bytes r = Bytes.of(k.getRowData().toArray());
      Bytes cf = Bytes.of(k.getColumnFamilyData().toArray());
      Bytes cq = Bytes.of(k.getColumnQualifierData().toArray());
      Bytes cv = Bytes.of(k.getColumnVisibilityData().toArray());

      if (r.equals(row)
          && cf.equals(col.getFamily())
          && cq.equals(col.getQualifier())
          && cv.equals(col.getVisibility())) {
        return entry;
      } else {
        throw new RuntimeException("unexpected key " + k + " " + row + " " + col);
      }
    }

    return null;
  }
Exemplo n.º 3
0
  @Override
  public void visit(State state, Properties props) throws Exception {
    boolean userExists = SecurityHelper.getTabUserExists(state);
    Connector conn;
    try {
      conn =
          state
              .getInstance()
              .getConnector(
                  SecurityHelper.getTabUserName(state), SecurityHelper.getTabUserPass(state));
    } catch (AccumuloSecurityException ae) {
      if (ae.getErrorCode().equals(SecurityErrorCode.BAD_CREDENTIALS)) {
        if (userExists)
          throw new AccumuloException(
              "User didn't exist when they should (or worse- password mismatch)", ae);
        else return;
      }
      throw new AccumuloException("Unexpected exception!", ae);
    }
    String action = props.getProperty("action", "_random");
    TablePermission tp;
    if ("_random".equalsIgnoreCase(action)) {
      Random r = new Random();
      tp = TablePermission.values()[r.nextInt(TablePermission.values().length)];
    } else {
      tp = TablePermission.valueOf(action);
    }

    boolean tableExists = SecurityHelper.getTableExists(state);
    boolean hasPerm = SecurityHelper.getTabPerm(state, SecurityHelper.getTabUserName(state), tp);

    String tableName = state.getString("secTableName");

    switch (tp) {
      case READ:
        Authorizations auths =
            SecurityHelper.getUserAuths(state, SecurityHelper.getTabUserName(state));
        boolean canRead =
            SecurityHelper.getTabPerm(
                state, SecurityHelper.getTabUserName(state), TablePermission.READ);
        try {
          Scanner scan =
              conn.createScanner(
                  tableName,
                  conn.securityOperations()
                      .getUserAuthorizations(SecurityHelper.getTabUserName(state)));
          int seen = 0;
          Iterator<Entry<Key, Value>> iter = scan.iterator();
          while (iter.hasNext()) {
            Entry<Key, Value> entry = iter.next();
            Key k = entry.getKey();
            seen++;
            if (!auths.contains(k.getColumnVisibilityData()))
              throw new AccumuloException(
                  "Got data I should not be capable of seeing: " + k + " table " + tableName);
          }
          if (!canRead)
            throw new AccumuloException(
                "Was able to read when I shouldn't have had the perm with connection user "
                    + conn.whoami()
                    + " table "
                    + tableName);
          for (Entry<String, Integer> entry : SecurityHelper.getAuthsMap(state).entrySet()) {
            if (auths.contains(entry.getKey().getBytes())) seen = seen - entry.getValue();
          }
          if (seen != 0) throw new AccumuloException("Got mismatched amounts of data");
        } catch (TableNotFoundException tnfe) {
          if (tableExists)
            throw new AccumuloException(
                "Accumulo and test suite out of sync: table " + tableName, tnfe);
          return;
        } catch (AccumuloSecurityException ae) {
          if (ae.getErrorCode().equals(SecurityErrorCode.PERMISSION_DENIED)) {
            if (canRead)
              throw new AccumuloException(
                  "Table read permission out of sync with Accumulo: table " + tableName, ae);
            else return;
          }
          throw new AccumuloException("Unexpected exception!", ae);
        } catch (RuntimeException re) {
          if (re.getCause() instanceof AccumuloSecurityException
              && ((AccumuloSecurityException) re.getCause())
                  .getErrorCode()
                  .equals(SecurityErrorCode.PERMISSION_DENIED)) {
            if (canRead)
              throw new AccumuloException(
                  "Table read permission out of sync with Accumulo: table " + tableName,
                  re.getCause());
            else return;
          }
          throw new AccumuloException("Unexpected exception!", re);
        }

        break;
      case WRITE:
        String key = SecurityHelper.getLastKey(state) + "1";
        Mutation m = new Mutation(new Text(key));
        for (String s : SecurityHelper.getAuthsArray()) {
          m.put(new Text(), new Text(), new ColumnVisibility(s), new Value("value".getBytes()));
        }
        BatchWriter writer;
        try {
          writer = conn.createBatchWriter(tableName, 9000l, 0l, 1);
        } catch (TableNotFoundException tnfe) {
          if (tableExists)
            throw new AccumuloException("Table didn't exist when it should have: " + tableName);
          return;
        }
        boolean works = true;
        try {
          writer.addMutation(m);
        } catch (MutationsRejectedException mre) {
          throw new AccumuloException("Mutation exception!", mre);
        }
        if (works)
          for (String s : SecurityHelper.getAuthsArray())
            SecurityHelper.increaseAuthMap(state, s, 1);
        break;
      case BULK_IMPORT:
        key = SecurityHelper.getLastKey(state) + "1";
        SortedSet<Key> keys = new TreeSet<Key>();
        for (String s : SecurityHelper.getAuthsArray()) {
          Key k = new Key(key, "", "", s);
          keys.add(k);
        }
        Path dir = new Path("/tmp", "bulk_" + UUID.randomUUID().toString());
        Path fail = new Path(dir.toString() + "_fail");
        FileSystem fs = SecurityHelper.getFs(state);
        FileSKVWriter f =
            FileOperations.getInstance()
                .openWriter(
                    dir + "/securityBulk." + RFile.EXTENSION,
                    fs,
                    fs.getConf(),
                    AccumuloConfiguration.getDefaultConfiguration());
        f.startDefaultLocalityGroup();
        fs.mkdirs(fail);
        for (Key k : keys) f.append(k, new Value("Value".getBytes()));
        f.close();
        try {
          conn.tableOperations().importDirectory(tableName, dir.toString(), fail.toString(), true);
        } catch (TableNotFoundException tnfe) {
          if (tableExists)
            throw new AccumuloException("Table didn't exist when it should have: " + tableName);
          return;
        } catch (AccumuloSecurityException ae) {
          if (ae.getErrorCode().equals(SecurityErrorCode.PERMISSION_DENIED)) {
            if (hasPerm)
              throw new AccumuloException(
                  "Bulk Import failed when it should have worked: " + tableName);
            return;
          }
          throw new AccumuloException("Unexpected exception!", ae);
        }
        for (String s : SecurityHelper.getAuthsArray()) SecurityHelper.increaseAuthMap(state, s, 1);
        fs.delete(dir, true);
        fs.delete(fail, true);

        if (!hasPerm)
          throw new AccumuloException(
              "Bulk Import succeeded when it should have failed: " + dir + " table " + tableName);
        break;
      case ALTER_TABLE:
        AlterTable.renameTable(conn, state, tableName, tableName + "plus", hasPerm, tableExists);
        break;

      case GRANT:
        props.setProperty("task", "grant");
        props.setProperty("perm", "random");
        props.setProperty("source", "table");
        props.setProperty("target", "system");
        AlterTablePerm.alter(state, props);
        break;

      case DROP_TABLE:
        props.setProperty("source", "table");
        DropTable.dropTable(state, props);
        break;
    }
  }
Exemplo n.º 4
0
 public static Column convert(Key k) {
   Bytes f = ByteUtil.toBytes(k.getColumnFamilyData());
   Bytes q = ByteUtil.toBytes(k.getColumnQualifierData());
   Bytes v = ByteUtil.toBytes(k.getColumnVisibilityData());
   return new Column(f, q, v);
 }
Exemplo n.º 5
0
 /**
  * Create a copy of key with all fields except the ones specified cleared.
  *
  * @param key The key to copy
  * @param pk What fields to retain from the key
  * @return A new Key object pointing to new copies of fields specified by pk; other fields are
  *     empty/default.
  */
 public static Key keyCopy(Key key, PartialKey pk) {
   if (key == null || pk == null) return null;
   switch (pk) {
     case ROW:
       return new Key(
           key.getRowData().getBackingArray(),
           EMPTY_BYTES,
           EMPTY_BYTES,
           EMPTY_BYTES,
           Long.MAX_VALUE,
           false,
           true);
     case ROW_COLFAM:
       return new Key(
           key.getRowData().getBackingArray(),
           key.getColumnFamilyData().getBackingArray(),
           EMPTY_BYTES,
           EMPTY_BYTES,
           Long.MAX_VALUE,
           false,
           true);
     case ROW_COLFAM_COLQUAL:
       return new Key(
           key.getRowData().getBackingArray(),
           key.getColumnFamilyData().getBackingArray(),
           key.getColumnQualifierData().getBackingArray(),
           EMPTY_BYTES,
           Long.MAX_VALUE,
           false,
           true);
     case ROW_COLFAM_COLQUAL_COLVIS:
       return new Key(
           key.getRowData().getBackingArray(),
           key.getColumnFamilyData().getBackingArray(),
           key.getColumnQualifierData().getBackingArray(),
           key.getColumnVisibilityData().getBackingArray(),
           Long.MAX_VALUE,
           false,
           true);
     case ROW_COLFAM_COLQUAL_COLVIS_TIME:
       return new Key(
           key.getRowData().getBackingArray(),
           key.getColumnFamilyData().getBackingArray(),
           key.getColumnQualifierData().getBackingArray(),
           key.getColumnVisibilityData().getBackingArray(),
           key.getTimestamp(),
           false,
           true);
     case ROW_COLFAM_COLQUAL_COLVIS_TIME_DEL:
       return new Key(
           key.getRowData().getBackingArray(),
           key.getColumnFamilyData().getBackingArray(),
           key.getColumnQualifierData().getBackingArray(),
           key.getColumnVisibilityData().getBackingArray(),
           key.getTimestamp(),
           key.isDeleted(),
           true);
     default:
       throw new AssertionError("unknown pk: " + pk);
   }
 }