HADOOP-13255. KMSClientProvider should check and renew tgt when doing delegation token operations. Contributed by Xiao Chen.

This commit is contained in:
Xiaoyu Yao 2016-06-16 15:22:00 -07:00
parent 127d2c7281
commit b1674caa40
6 changed files with 95 additions and 16 deletions

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@ -536,8 +536,6 @@ public class KMSClientProvider extends KeyProvider implements CryptoExtension,
UserGroupInformation.AuthenticationMethod.PROXY)
? currentUgi.getShortUserName() : null;
// check and renew TGT to handle potential expiration
actualUgi.checkTGTAndReloginFromKeytab();
// creating the HTTP connection using the current UGI at constructor time
conn = actualUgi.doAs(new PrivilegedExceptionAction<HttpURLConnection>() {
@Override

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@ -103,7 +103,7 @@ public class UserGroupInformation {
* @param immediate true if we should login without waiting for ticket window
*/
@VisibleForTesting
static void setShouldRenewImmediatelyForTests(boolean immediate) {
public static void setShouldRenewImmediatelyForTests(boolean immediate) {
shouldRenewImmediatelyForTests = immediate;
}

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@ -20,6 +20,7 @@ package org.apache.hadoop.security.token.delegation.web;
import org.apache.hadoop.classification.InterfaceAudience;
import org.apache.hadoop.classification.InterfaceStability;
import org.apache.hadoop.security.SecurityUtil;
import org.apache.hadoop.security.UserGroupInformation;
import org.apache.hadoop.security.authentication.client.AuthenticatedURL;
import org.apache.hadoop.security.authentication.client.AuthenticationException;
import org.apache.hadoop.security.authentication.client.Authenticator;
@ -143,6 +144,8 @@ public abstract class DelegationTokenAuthenticator implements Authenticator {
public void authenticate(URL url, AuthenticatedURL.Token token)
throws IOException, AuthenticationException {
if (!hasDelegationToken(url, token)) {
// check and renew TGT to handle potential expiration
UserGroupInformation.getCurrentUser().checkTGTAndReloginFromKeytab();
authenticator.authenticate(url, token);
}
}

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@ -42,12 +42,9 @@ import org.apache.hadoop.security.authentication.client.PseudoAuthenticator;
import org.apache.hadoop.security.authorize.AuthorizationException;
import org.apache.hadoop.security.ssl.KeyStoreTestUtil;
import org.apache.hadoop.security.token.Token;
import org.apache.hadoop.test.GenericTestUtils;
import org.apache.log4j.Level;
import org.junit.AfterClass;
import org.junit.After;
import org.junit.Assert;
import org.junit.Before;
import org.junit.BeforeClass;
import org.junit.Rule;
import org.junit.Test;
import org.junit.rules.Timeout;
@ -88,11 +85,11 @@ public class TestKMS {
public final Timeout testTimeout = new Timeout(180000);
@Before
public void cleanUp() {
public void setUp() throws Exception {
setUpMiniKdc();
// resetting kerberos security
Configuration conf = new Configuration();
UserGroupInformation.setConfiguration(conf);
GenericTestUtils.setLogLevel(LOG, Level.INFO);
}
public static File getTestDir() throws Exception {
@ -232,10 +229,8 @@ public class TestKMS {
private static MiniKdc kdc;
private static File keytab;
@BeforeClass
public static void setUpMiniKdc() throws Exception {
private static void setUpMiniKdc(Properties kdcConf) throws Exception {
File kdcDir = getTestDir();
Properties kdcConf = MiniKdc.createConf();
kdc = new MiniKdc(kdcConf, kdcDir);
kdc.start();
keytab = new File(kdcDir, "keytab");
@ -255,11 +250,18 @@ public class TestKMS {
principals.toArray(new String[principals.size()]));
}
@AfterClass
public static void tearDownMiniKdc() throws Exception {
private void setUpMiniKdc() throws Exception {
Properties kdcConf = MiniKdc.createConf();
setUpMiniKdc(kdcConf);
}
@After
public void tearDownMiniKdc() throws Exception {
if (kdc != null) {
kdc.stop();
kdc = null;
}
UserGroupInformation.setShouldRenewImmediatelyForTests(false);
}
private <T> T doAs(String user, final PrivilegedExceptionAction<T> action)
@ -2053,6 +2055,73 @@ public class TestKMS {
doWebHDFSProxyUserTest(false);
}
@Test
public void testTGTRenewal() throws Exception {
tearDownMiniKdc();
Properties kdcConf = MiniKdc.createConf();
kdcConf.setProperty(MiniKdc.MAX_TICKET_LIFETIME, "3");
kdcConf.setProperty(MiniKdc.MIN_TICKET_LIFETIME, "3");
setUpMiniKdc(kdcConf);
Configuration conf = new Configuration();
conf.set("hadoop.security.authentication", "kerberos");
UserGroupInformation.setConfiguration(conf);
final File testDir = getTestDir();
conf = createBaseKMSConf(testDir);
conf.set("hadoop.kms.authentication.type", "kerberos");
conf.set("hadoop.kms.authentication.kerberos.keytab",
keytab.getAbsolutePath());
conf.set("hadoop.kms.authentication.kerberos.principal", "HTTP/localhost");
conf.set("hadoop.kms.authentication.kerberos.name.rules", "DEFAULT");
conf.set("hadoop.kms.proxyuser.client.users", "*");
conf.set("hadoop.kms.proxyuser.client.hosts", "*");
writeConf(testDir, conf);
runServer(null, null, testDir, new KMSCallable<Void>() {
@Override
public Void call() throws Exception {
final Configuration conf = new Configuration();
final URI uri = createKMSUri(getKMSUrl());
UserGroupInformation.setShouldRenewImmediatelyForTests(true);
UserGroupInformation
.loginUserFromKeytab("client", keytab.getAbsolutePath());
final UserGroupInformation clientUgi =
UserGroupInformation.getCurrentUser();
clientUgi.doAs(new PrivilegedExceptionAction<Void>() {
@Override
public Void run() throws Exception {
// Verify getKeys can relogin
Thread.sleep(3100);
KeyProvider kp = createProvider(uri, conf);
kp.getKeys();
// Verify addDelegationTokens can relogin
// (different code path inside KMSClientProvider than getKeys)
Thread.sleep(3100);
kp = createProvider(uri, conf);
((KeyProviderDelegationTokenExtension.DelegationTokenExtension) kp)
.addDelegationTokens("myuser", new Credentials());
// Verify getKeys can relogin with proxy user
UserGroupInformation anotherUgi =
UserGroupInformation.createProxyUser("client1", clientUgi);
anotherUgi.doAs(new PrivilegedExceptionAction<Void>() {
@Override
public Void run() throws Exception {
Thread.sleep(3100);
KeyProvider kp = createProvider(uri, conf);
kp.getKeys();
return null;
}
});
return null;
}
});
return null;
}
});
}
public void doWebHDFSProxyUserTest(final boolean kerberos) throws Exception {
Configuration conf = new Configuration();
conf.set("hadoop.security.authentication", "kerberos");

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@ -22,7 +22,7 @@ log4j.appender.stdout.Target=System.out
log4j.appender.stdout.layout=org.apache.log4j.PatternLayout
log4j.appender.stdout.layout.ConversionPattern=%d{ISO8601} %-5p %c{1} - %m%n
log4j.rootLogger=WARN, stdout
log4j.rootLogger=INFO, stdout
log4j.logger.org.apache.hadoop.conf=ERROR
log4j.logger.org.apache.hadoop.crytpo.key.kms.server=ALL
log4j.logger.com.sun.jersey.server.wadl.generators.WadlGeneratorJAXBGrammarGenerator=OFF

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@ -147,6 +147,7 @@ public class MiniKdc {
public static final String KDC_PORT = "kdc.port";
public static final String INSTANCE = "instance";
public static final String MAX_TICKET_LIFETIME = "max.ticket.lifetime";
public static final String MIN_TICKET_LIFETIME = "min.ticket.lifetime";
public static final String MAX_RENEWABLE_LIFETIME = "max.renewable.lifetime";
public static final String TRANSPORT = "transport";
public static final String DEBUG = "debug";
@ -280,7 +281,7 @@ public class MiniKdc {
simpleKdc.init();
resetDefaultRealm();
simpleKdc.start();
LOG.info("MiniKdc stated.");
LOG.info("MiniKdc started.");
}
private void resetDefaultRealm() throws IOException {
@ -321,6 +322,14 @@ public class MiniKdc {
if (conf.getProperty(DEBUG) != null) {
krb5Debug = getAndSet(SUN_SECURITY_KRB5_DEBUG, conf.getProperty(DEBUG));
}
if (conf.getProperty(MIN_TICKET_LIFETIME) != null) {
simpleKdc.getKdcConfig().setLong(KdcConfigKey.MINIMUM_TICKET_LIFETIME,
Long.parseLong(conf.getProperty(MIN_TICKET_LIFETIME)));
}
if (conf.getProperty(MAX_TICKET_LIFETIME) != null) {
simpleKdc.getKdcConfig().setLong(KdcConfigKey.MAXIMUM_TICKET_LIFETIME,
Long.parseLong(conf.getProperty(MiniKdc.MAX_TICKET_LIFETIME)));
}
}
/**