Ejemplo n.º 1
0
  @Test
  public void testExceptionsFromImplNotCachedInNegativeCache() {
    conf.setClass(
        CommonConfigurationKeys.HADOOP_SECURITY_GROUP_MAPPING,
        ExceptionalGroupMapping.class,
        ShellBasedUnixGroupsMapping.class);
    conf.setLong(CommonConfigurationKeys.HADOOP_SECURITY_GROUPS_NEGATIVE_CACHE_SECS, 10000);
    Groups groups = new Groups(conf);
    groups.cacheGroupsAdd(Arrays.asList(myGroups));
    groups.refresh();

    assertEquals(0, ExceptionalGroupMapping.getRequestCount());

    // First call should hit the wire
    try {
      groups.getGroups("anything");
      fail("Should have thrown");
    } catch (IOException e) {
      // okay
    }
    assertEquals(1, ExceptionalGroupMapping.getRequestCount());

    // Second call should hit the wire (no negative caching)
    try {
      groups.getGroups("anything");
      fail("Should have thrown");
    } catch (IOException e) {
      // okay
    }
    assertEquals(2, ExceptionalGroupMapping.getRequestCount());
  }
Ejemplo n.º 2
0
  @Before
  public void setup() {
    FakeGroupMapping.resetRequestCount();
    ExceptionalGroupMapping.resetRequestCount();

    conf = new Configuration();
    conf.setClass(
        CommonConfigurationKeys.HADOOP_SECURITY_GROUP_MAPPING,
        FakeGroupMapping.class,
        ShellBasedUnixGroupsMapping.class);
  }