Java ACL.getId方法代碼示例

import org.apache.zookeeper.data.ACL; //導入方法依賴的package包/類
@Test
public void testUserHomedirsPermissionsRestricted() throws Throwable {
  // test that the /users/$user permissions are restricted
  RMRegistryOperationsService rmRegistryOperations =
      startRMRegistryOperations();
  // create Alice's dir, so it should have an ACL for Alice
  final String home = rmRegistryOperations.initUserRegistry(ALICE);
  List<ACL> acls = rmRegistryOperations.zkGetACLS(home);
  ACL aliceACL = null;
  for (ACL acl : acls) {
    LOG.info(RegistrySecurity.aclToString(acl));
    Id id = acl.getId();
    if (id.getScheme().equals(ZookeeperConfigOptions.SCHEME_SASL)
        && id.getId().startsWith(ALICE)) {

      aliceACL = acl;
      break;
    }
  }
  assertNotNull(aliceACL);
  assertEquals(RegistryAdminService.USER_HOMEDIR_ACL_PERMISSIONS,
      aliceACL.getPerms());
}
 

import org.apache.zookeeper.data.ACL; //導入方法依賴的package包/類
private void assertZnodePerms(RecoverableZooKeeper zk, String znode,
    boolean expectedWorldReadable) throws KeeperException, InterruptedException {
  Stat stat = new Stat();
  List<ACL> acls = zk.getZooKeeper().getACL(znode, stat);
  String[] superUsers = superUser == null ? null : superUser.split(",");

  LOG.info("Checking ACLs for znode znode:" + znode + " acls:" + acls);

  for (ACL acl : acls) {
    int perms = acl.getPerms();
    Id id = acl.getId();
    // We should only set at most 3 possible ACL for 3 Ids. One for everyone, one for superuser
    // and one for the hbase user
    if (Ids.ANYONE_ID_UNSAFE.equals(id)) {
      // everyone should be set only if we are expecting this znode to be world readable
      assertTrue(expectedWorldReadable);
      // assert that anyone can only read
      assertEquals(perms, Perms.READ);
    } else if (superUsers != null && ZooKeeperWatcher.isSuperUserId(superUsers, id)) {
      // assert that super user has all the permissions
      assertEquals(perms, Perms.ALL);
    } else if (new Id("sasl", masterPrincipal).equals(id)) {
      // hbase.master.kerberos.principal?
      assertEquals(perms, Perms.ALL);
    } else {
      fail("An ACL is found which is not expected for the znode:" + znode + " , ACL:" + acl);
    }
  }
}
 

import org.apache.zookeeper.data.ACL; //導入方法依賴的package包/類
public TableItem addAclTableItem(ACL acl) {

        final Table table = getTable();

        final TableItem item = new TableItem(table, SWT.NONE);
        item.setData("ACL", acl);
        Id id = acl.getId();

        int aclPerms = acl.getPerms();
        boolean hasAll = ((aclPerms & ZooDefs.Perms.ALL) == ZooDefs.Perms.ALL);

        item.setText(0, id.getScheme());
        item.setText(1, id.getId());

        for (final int perm : PERMS) {
            final int permColumnIndex = getPermissionColumnIndex(perm);
            TableEditor permCheckBoxTableEditor = new TableEditor(table);
            setItemPermTableEditor(item, perm, permCheckBoxTableEditor);

            final Button permCheckBox = new Button(table, SWT.CHECK);

            boolean hasPerm = ((aclPerms & perm) == perm);
            permCheckBox.setSelection(hasPerm);
            permCheckBox.setEnabled(!hasAll || (hasAll && perm == ZooDefs.Perms.ALL));

            permCheckBox.addSelectionListener(new SelectionAdapter() {

                @Override
                public void widgetSelected(SelectionEvent e) {

                    if (perm == ZooDefs.Perms.ALL) {
                        for (int subPerm : PERMS) {
                            if (subPerm == ZooDefs.Perms.ALL) {
                                continue;
                            }

                            Button subPermCheckBox = getItemPermCheckBox(item, subPerm);
                            boolean allIsSelected = permCheckBox.getSelection();
                            if (allIsSelected) {
                                subPermCheckBox.setSelection(true);
                            }
                            subPermCheckBox.setEnabled(!allIsSelected);
                        }
                    }

                    fireOrchestrationChange();
                }

            });

            permCheckBox.pack();
            permCheckBoxTableEditor.minimumWidth = permCheckBox.getSize().x;
            permCheckBoxTableEditor.horizontalAlignment = SWT.CENTER;
            permCheckBoxTableEditor.setEditor(permCheckBox, item, permColumnIndex);

        }

        return item;
    }
 

import org.apache.zookeeper.data.ACL; //導入方法依賴的package包/類
/**
 * Checks whether the ACLs returned from the base znode (/hbase) is set for secure setup.
 * @param acls acls from zookeeper
 * @return whether ACLs are set for the base znode
 * @throws IOException
 */
private boolean isBaseZnodeAclSetup(List<ACL> acls) throws IOException {
  if (LOG.isDebugEnabled()) {
    LOG.debug("Checking znode ACLs");
  }
  String[] superUsers = conf.getStrings(Superusers.SUPERUSER_CONF_KEY);
  // Check whether ACL set for all superusers
  if (superUsers != null && !checkACLForSuperUsers(superUsers, acls)) {
    return false;
  }

  // this assumes that current authenticated user is the same as zookeeper client user
  // configured via JAAS
  String hbaseUser = UserGroupInformation.getCurrentUser().getShortUserName();

  if (acls.isEmpty()) {
    if (LOG.isDebugEnabled()) {
      LOG.debug("ACL is empty");
    }
    return false;
  }

  for (ACL acl : acls) {
    int perms = acl.getPerms();
    Id id = acl.getId();
    // We should only set at most 3 possible ACLs for 3 Ids. One for everyone, one for superuser
    // and one for the hbase user
    if (Ids.ANYONE_ID_UNSAFE.equals(id)) {
      if (perms != Perms.READ) {
        if (LOG.isDebugEnabled()) {
          LOG.debug(String.format("permissions for '%s' are not correct: have 0x%x, want 0x%x",
            id, perms, Perms.READ));
        }
        return false;
      }
    } else if (superUsers != null && isSuperUserId(superUsers, id)) {
      if (perms != Perms.ALL) {
        if (LOG.isDebugEnabled()) {
          LOG.debug(String.format("permissions for '%s' are not correct: have 0x%x, want 0x%x",
            id, perms, Perms.ALL));
        }
        return false;
      }
    } else if ("sasl".equals(id.getScheme())) {
      String name = id.getId();
      // If ZooKeeper recorded the Kerberos full name in the ACL, use only the shortname
      Matcher match = NAME_PATTERN.matcher(name);
      if (match.matches()) {
        name = match.group(1);
      }
      if (name.equals(hbaseUser)) {
        if (perms != Perms.ALL) {
          if (LOG.isDebugEnabled()) {
            LOG.debug(String.format("permissions for '%s' are not correct: have 0x%x, want 0x%x",
              id, perms, Perms.ALL));
          }
          return false;
        }
      } else {
        if (LOG.isDebugEnabled()) {
          LOG.debug("Unexpected shortname in SASL ACL: " + id);
        }
        return false;
      }
    } else {
      if (LOG.isDebugEnabled()) {
        LOG.debug("unexpected ACL id '" + id + "'");
      }
      return false;
    }
  }
  return true;
}