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HADOOP-17164. UGI loginUserFromKeytab doesn't set the last login time (#2178) 

Contributed by Sandeep Guggilam.

Signed-off-by: Mingliang Liu <liuml07@apache.org>
Signed-off-by: Steve Loughran <stevel@apache.org>
This commit is contained in:
sguggilam 2020-08-04 10:30:06 -07:00 committed by GitHub
parent 8fd4f5490f
commit 2986058e7f
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2 changed files with 37 additions and 1 deletions
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9
hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/security/UserGroupInformation.java
View File

@ -529,6 +529,14 @@ public class UserGroupInformation {
user.setLogin(login);
}
/**
* Set the last login time for logged in user
* @param loginTime the number of milliseconds since the beginning of time
*/
private void setLastLogin(long loginTime) {
user.setLastLogin(loginTime);
}
/**
* Create a UserGroupInformation for the given subject.
* This does not change the subject or acquire new credentials.
@ -1968,6 +1976,7 @@ public class UserGroupInformation {
if (subject == null) {
params.put(LoginParam.PRINCIPAL, ugi.getUserName());
ugi.setLogin(login);
ugi.setLastLogin(Time.now());
}
return ugi;
} catch (LoginException le) {

29
hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/security/TestUGILoginFromKeytab.java
View File

@ -23,6 +23,7 @@ import org.apache.hadoop.fs.CommonConfigurationKeys;
import org.apache.hadoop.minikdc.MiniKdc;
import org.apache.hadoop.security.UserGroupInformation.AuthenticationMethod;
import org.apache.hadoop.test.GenericTestUtils;
import org.apache.hadoop.util.Time;
import org.junit.After;
import org.junit.Assert;
import org.junit.Before;
@ -101,12 +102,35 @@ public class TestUGILoginFromKeytab {
}
}
/**
* Login from keytab using the MiniKDC.
*/
@Test
public void testUGILoginFromKeytab() throws Exception {
long beforeLogin = Time.now();
String principal = "foo";
File keytab = new File(workDir, "foo.keytab");
kdc.createPrincipal(keytab, principal);
UserGroupInformation.loginUserFromKeytab(principal, keytab.getPath());
UserGroupInformation ugi = UserGroupInformation.getLoginUser();
Assert.assertTrue("UGI should be configured to login from keytab",
ugi.isFromKeytab());
User user = getUser(ugi.getSubject());
Assert.assertNotNull(user.getLogin());
Assert.assertTrue("User login time is less than before login time, "
+ "beforeLoginTime:" + beforeLogin + " userLoginTime:" + user.getLastLogin(),
user.getLastLogin() > beforeLogin);
}
/**
* Login from keytab using the MiniKDC and verify the UGI can successfully
* relogin from keytab as well. This will catch regressions like HADOOP-10786.
*/
@Test
public void testUGILoginFromKeytab() throws Exception {
public void testUGIReLoginFromKeytab() throws Exception {
String principal = "foo";
File keytab = new File(workDir, "foo.keytab");
kdc.createPrincipal(keytab, principal);
@ -122,6 +146,9 @@ public class TestUGILoginFromKeytab {
final LoginContext login1 = user.getLogin();
Assert.assertNotNull(login1);
// Sleep for 2 secs to have a difference between first and second login
Thread.sleep(2000);
ugi.reloginFromKeytab();
final long secondLogin = user.getLastLogin();
final LoginContext login2 = user.getLogin();