Examples with FileSystem org.apache.flink.core.fs.FileSystem used on opensource projects

Example 41 with FileSystem

use of org.apache.flink.core.fs.FileSystem in project flink by apache.

the class YarnPreConfiguredMasterHaServicesTest method testCloseAndCleanup.

@Test
public void testCloseAndCleanup() throws Exception {
    final Configuration flinkConfig = new Configuration();
    flinkConfig.setString(YarnConfigOptions.APP_MASTER_RPC_ADDRESS, "localhost");
    flinkConfig.setInteger(YarnConfigOptions.APP_MASTER_RPC_PORT, 1427);
    // create the services
    YarnHighAvailabilityServices services = new YarnPreConfiguredMasterNonHaServices(flinkConfig, hadoopConfig);
    services.closeAndCleanupAllData();
    final FileSystem fileSystem = HDFS_ROOT_PATH.getFileSystem();
    final Path workDir = new Path(HDFS_CLUSTER.getFileSystem().getWorkingDirectory().toString());
    try {
        fileSystem.getFileStatus(new Path(workDir, YarnHighAvailabilityServices.FLINK_RECOVERY_DATA_DIR));
        fail("Flink recovery data directory still exists");
    } catch (FileNotFoundException e) {
    // expected, because the directory should have been cleaned up
    }
    assertTrue(services.isClosed());
    // doing another cleanup when the services are closed should fail
    try {
        services.closeAndCleanupAllData();
        fail("should fail with an IllegalStateException");
    } catch (IllegalStateException e) {
    // expected
    }
}