@Test
public void testGetPrincipalNamesMissingKeytab() {
try {
KerberosUtil.getPrincipalNames(testKeytab);
Assert.fail("Exception should have been thrown");
} catch (IOException e) {
// expects exception
}
}
@Test
public void testGetPrincipalNamesMissingPattern() throws IOException {
createKeyTab(testKeytab, new String[] {"test/testhost@testRealm"});
try {
KerberosUtil.getPrincipalNames(testKeytab, null);
Assert.fail("Exception should have been thrown");
} catch (Exception e) {
// expects exception
}
}
@Test
public void testGetServerPrincipal() throws IOException {
String service = "TestKerberosUtil";
String localHostname = KerberosUtil.getLocalHostName();
String testHost = "FooBar";
// send null hostname
Assert.assertEquals(
"When no hostname is sent",
service + "/" + localHostname.toLowerCase(Locale.ENGLISH),
KerberosUtil.getServicePrincipal(service, null));
// send empty hostname
Assert.assertEquals(
"When empty hostname is sent",
service + "/" + localHostname.toLowerCase(Locale.ENGLISH),
KerberosUtil.getServicePrincipal(service, ""));
// send 0.0.0.0 hostname
Assert.assertEquals(
"When 0.0.0.0 hostname is sent",
service + "/" + localHostname.toLowerCase(Locale.ENGLISH),
KerberosUtil.getServicePrincipal(service, "0.0.0.0"));
// send uppercase hostname
Assert.assertEquals(
"When uppercase hostname is sent",
service + "/" + testHost.toLowerCase(Locale.ENGLISH),
KerberosUtil.getServicePrincipal(service, testHost));
// send lowercase hostname
Assert.assertEquals(
"When lowercase hostname is sent",
service + "/" + testHost.toLowerCase(Locale.ENGLISH),
KerberosUtil.getServicePrincipal(service, testHost.toLowerCase(Locale.ENGLISH)));
}
@Test
public void testGetPrincipalNamesFromKeytab() throws IOException {
createKeyTab(testKeytab, testPrincipals);
// read all principals in the keytab file
String[] principals = KerberosUtil.getPrincipalNames(testKeytab);
Assert.assertNotNull("principals cannot be null", principals);
int expectedSize = 0;
List<String> principalList = Arrays.asList(principals);
for (String principal : testPrincipals) {
Assert.assertTrue("missing principal " + principal, principalList.contains(principal));
expectedSize++;
}
Assert.assertEquals(expectedSize, principals.length);
}
@Test
public void testGetPrincipalNamesFromKeytabWithPattern() throws IOException {
createKeyTab(testKeytab, testPrincipals);
// read the keytab file
// look for principals with HTTP as the first part
Pattern httpPattern = Pattern.compile("HTTP/.*");
String[] httpPrincipals = KerberosUtil.getPrincipalNames(testKeytab, httpPattern);
Assert.assertNotNull("principals cannot be null", httpPrincipals);
int expectedSize = 0;
List<String> httpPrincipalList = Arrays.asList(httpPrincipals);
for (String principal : testPrincipals) {
if (httpPattern.matcher(principal).matches()) {
Assert.assertTrue("missing principal " + principal, httpPrincipalList.contains(principal));
expectedSize++;
}
}
Assert.assertEquals(expectedSize, httpPrincipals.length);
}
