Examples with AccessControlException org.apache.hadoop.security.AccessControlException used on opensource projects

Example 86 with AccessControlException

use of org.apache.hadoop.security.AccessControlException in project cdap by caskdata.

the class MasterServiceMain method createDirectory.

private void createDirectory(FileContext fileContext, String path) {
    try {
        org.apache.hadoop.fs.Path fPath = new org.apache.hadoop.fs.Path(path);
        boolean dirExists = checkDirectoryExists(fileContext, fPath);
        if (!dirExists) {
            FsPermission permission = new FsPermission(FsAction.ALL, FsAction.ALL, FsAction.ALL);
            // file context does ( permission AND  (NOT of umask) ) and uses that as permission, by default umask is 022,
            // if we want 777 permission, we have to set umask to 000
            fileContext.setUMask(new FsPermission(FsAction.NONE, FsAction.NONE, FsAction.NONE));
            fileContext.mkdir(fPath, permission, true);
        }
    } catch (FileAlreadyExistsException e) {
    // should not happen as we create only if dir exists
    } catch (AccessControlException | ParentNotDirectoryException | FileNotFoundException e) {
        // just log the exception
        LOG.error("Exception while trying to create directory at {}", path, e);
    } catch (IOException e) {
        throw Throwables.propagate(e);
    }
}

Example 87 with AccessControlException

use of org.apache.hadoop.security.AccessControlException in project drill by axbaretto.

the class DrillSqlWorker method getQueryPlan.

/**
 * Converts sql query string into query physical plan.
 *
 * @param context query context
 * @param sql sql query
 * @param textPlan text plan
 * @return query physical plan
 */
private static PhysicalPlan getQueryPlan(QueryContext context, String sql, Pointer<String> textPlan) throws ForemanSetupException {
    final SqlConverter parser = new SqlConverter(context);
    injector.injectChecked(context.getExecutionControls(), "sql-parsing", ForemanSetupException.class);
    final SqlNode sqlNode = parser.parse(sql);
    final AbstractSqlHandler handler;
    final SqlHandlerConfig config = new SqlHandlerConfig(context, parser);
    switch(sqlNode.getKind()) {
        case EXPLAIN:
            handler = new ExplainHandler(config, textPlan);
            break;
        case SET_OPTION:
            handler = new SetOptionHandler(context);
            break;
        case DESCRIBE_TABLE:
            if (sqlNode instanceof DrillSqlDescribeTable) {
                handler = new DescribeTableHandler(config);
                break;
            }
        case DESCRIBE_SCHEMA:
            if (sqlNode instanceof SqlDescribeSchema) {
                handler = new DescribeSchemaHandler(config);
                break;
            }
        case OTHER:
            if (sqlNode instanceof SqlCreateTable) {
                handler = ((DrillSqlCall) sqlNode).getSqlHandler(config, textPlan);
                break;
            }
            if (sqlNode instanceof DrillSqlCall) {
                handler = ((DrillSqlCall) sqlNode).getSqlHandler(config);
                break;
            }
        // fallthrough
        default:
            handler = new DefaultSqlHandler(config, textPlan);
    }
    try {
        return handler.getPlan(sqlNode);
    } catch (ValidationException e) {
        String errorMessage = e.getCause() != null ? e.getCause().getMessage() : e.getMessage();
        throw UserException.validationError(e).message(errorMessage).build(logger);
    } catch (AccessControlException e) {
        throw UserException.permissionError(e).build(logger);
    } catch (SqlUnsupportedException e) {
        throw UserException.unsupportedError(e).build(logger);
    } catch (IOException | RelConversionException e) {
        throw new QueryInputException("Failure handling SQL.", e);
    }
}

Example 88 with AccessControlException

use of org.apache.hadoop.security.AccessControlException in project incubator-crail by apache.

the class CrailHDFS method getFileStatus.

@Override
public FileStatus getFileStatus(Path path) throws AccessControlException, FileNotFoundException, UnresolvedLinkException, IOException {
    CrailNode directFile = null;
    try {
        directFile = dfs.lookup(path.toUri().getRawPath()).get();
    } catch (Exception e) {
        throw new IOException(e);
    }
    if (directFile == null) {
        throw new FileNotFoundException("filename " + path);
    }
    FsPermission permission = FsPermission.getFileDefault();
    if (directFile.getType().isDirectory()) {
        permission = FsPermission.getDirDefault();
    }
    FileStatus status = new FileStatus(directFile.getCapacity(), directFile.getType().isContainer(), CrailConstants.SHADOW_REPLICATION, CrailConstants.BLOCK_SIZE, directFile.getModificationTime(), directFile.getModificationTime(), permission, CrailConstants.USER, CrailConstants.USER, path.makeQualified(this.getUri(), this.workingDir));
    return status;
}

Example 89 with AccessControlException

use of org.apache.hadoop.security.AccessControlException in project incubator-crail by apache.

the class CrailHDFS method open.

@Override
public FSDataInputStream open(Path path, int bufferSize) throws AccessControlException, FileNotFoundException, UnresolvedLinkException, IOException {
    CrailFile fileInfo = null;
    try {
        fileInfo = dfs.lookup(path.toUri().getRawPath()).get().asFile();
    } catch (Exception e) {
        throw new IOException(e);
    }
    CrailBufferedInputStream inputStream = null;
    if (fileInfo != null) {
        try {
            inputStream = fileInfo.getBufferedInputStream(fileInfo.getCapacity());
        } catch (Exception e) {
            throw new IOException(e);
        }
    }
    if (inputStream != null) {
        return new CrailHDFSInputStream(inputStream);
    } else {
        throw new IOException("Failed to open file, path " + path.toString());
    }
}

Example 90 with AccessControlException

use of org.apache.hadoop.security.AccessControlException in project incubator-crail by apache.

the class CrailHDFS method listStatus.

@Override
public FileStatus[] listStatus(Path path) throws AccessControlException, FileNotFoundException, UnresolvedLinkException, IOException {
    try {
        CrailNode node = dfs.lookup(path.toUri().getRawPath()).get();
        Iterator<String> iter = node.asContainer().listEntries();
        ArrayList<FileStatus> statusList = new ArrayList<FileStatus>();
        while (iter.hasNext()) {
            String filepath = iter.next();
            CrailNode directFile = dfs.lookup(filepath).get();
            if (directFile != null) {
                FsPermission permission = FsPermission.getFileDefault();
                if (directFile.getType().isDirectory()) {
                    permission = FsPermission.getDirDefault();
                }
                FileStatus status = new FileStatus(directFile.getCapacity(), directFile.getType().isContainer(), CrailConstants.SHADOW_REPLICATION, CrailConstants.BLOCK_SIZE, directFile.getModificationTime(), directFile.getModificationTime(), permission, CrailConstants.USER, CrailConstants.USER, new Path(filepath).makeQualified(this.getUri(), workingDir));
                statusList.add(status);
            }
        }
        FileStatus[] list = new FileStatus[statusList.size()];
        statusList.toArray(list);
        return list;
    } catch (Exception e) {
        throw new FileNotFoundException(path.toUri().getRawPath());
    }
}