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HADOOP-11176. KMSClientProvider authentication fails when both currentUgi and loginUgi are a proxied user. Contributed by Arun Suresh.

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This commit is contained in:
Aaron T. Myers 2014-10-13 18:09:39 -07:00
parent cc93e7e683
commit 0e57aa3bf6
3 changed files with 155 additions and 17 deletions
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3
hadoop-common-project/hadoop-common/CHANGES.txt
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@ -830,6 +830,9 @@ Release 2.6.0 - UNRELEASED
HADOOP-11193. Fix uninitialized variables in NativeIO.c
(Xiaoyu Yao via wheat9)
HADOOP-11176. KMSClientProvider authentication fails when both currentUgi
and loginUgi are a proxied user. (Arun Suresh via atm)
BREAKDOWN OF HDFS-6134 AND HADOOP-10150 SUBTASKS AND RELATED JIRAS
HADOOP-10734. Implement high-performance secure random number sources.

15
hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/crypto/key/kms/KMSClientProvider.java
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@ -251,8 +251,8 @@ public static String checkNotEmpty(String s, String name)
private SSLFactory sslFactory;
private ConnectionConfigurator configurator;
private DelegationTokenAuthenticatedURL.Token authToken;
private UserGroupInformation loginUgi;
private final int authRetry;
private final UserGroupInformation actualUgi;
@Override
public String toString() {
@ -336,7 +336,11 @@ public KMSClientProvider(URI uri, Configuration conf) throws IOException {
KMS_CLIENT_ENC_KEY_CACHE_NUM_REFILL_THREADS_DEFAULT),
new EncryptedQueueRefiller());
authToken = new DelegationTokenAuthenticatedURL.Token();
loginUgi = UserGroupInformation.getCurrentUser();
actualUgi =
(UserGroupInformation.getCurrentUser().getAuthenticationMethod() ==
UserGroupInformation.AuthenticationMethod.PROXY) ? UserGroupInformation
.getCurrentUser().getRealUser() : UserGroupInformation
.getCurrentUser();
}
private String createServiceURL(URL url) throws IOException {
@ -407,7 +411,7 @@ private HttpURLConnection createConnection(final URL url, String method)
? currentUgi.getShortUserName() : null;
// creating the HTTP connection using the current UGI at constructor time
conn = loginUgi.doAs(new PrivilegedExceptionAction<HttpURLConnection>() {
conn = actualUgi.doAs(new PrivilegedExceptionAction<HttpURLConnection>() {
@Override
public HttpURLConnection run() throws Exception {
DelegationTokenAuthenticatedURL authUrl =
@ -457,8 +461,6 @@ private <T> T call(HttpURLConnection conn, Map jsonOutput,
// WWW-Authenticate header as well)..
KMSClientProvider.this.authToken =
new DelegationTokenAuthenticatedURL.Token();
KMSClientProvider.this.loginUgi =
UserGroupInformation.getCurrentUser();
if (authRetryCount > 0) {
String contentType = conn.getRequestProperty(CONTENT_TYPE);
String requestMethod = conn.getRequestMethod();
@ -475,9 +477,6 @@ private <T> T call(HttpURLConnection conn, Map jsonOutput,
// Ignore the AuthExceptions.. since we are just using the method to
// extract and set the authToken.. (Workaround till we actually fix
// AuthenticatedURL properly to set authToken post initialization)
} finally {
KMSClientProvider.this.loginUgi =
UserGroupInformation.getCurrentUser();
}
HttpExceptionUtils.validateResponse(conn, expectedResponse);
if (APPLICATION_JSON_MIME.equalsIgnoreCase(conn.getContentType())

154
hadoop-common-project/hadoop-kms/src/test/java/org/apache/hadoop/crypto/key/kms/server/TestKMS.java
View File

@ -1585,22 +1585,34 @@ public Void run() throws Exception {
}
@Test
public void testProxyUser() throws Exception {
public void testProxyUserKerb() throws Exception {
doProxyUserTest(true);
}
@Test
public void testProxyUserSimple() throws Exception {
doProxyUserTest(false);
}
public void doProxyUserTest(final boolean kerberos) throws Exception {
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");
if (kerberos) {
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", "foo");
conf.set("hadoop.kms.proxyuser.client.users", "foo,bar");
conf.set("hadoop.kms.proxyuser.client.hosts", "*");
conf.set(KeyAuthorizationKeyProvider.KEY_ACL + "kAA.ALL", "*");
conf.set(KeyAuthorizationKeyProvider.KEY_ACL + "kBB.ALL", "*");
conf.set(KeyAuthorizationKeyProvider.KEY_ACL + "kCC.ALL", "*");
conf.set(KeyAuthorizationKeyProvider.KEY_ACL + "kAA.ALL", "client");
conf.set(KeyAuthorizationKeyProvider.KEY_ACL + "kBB.ALL", "foo");
conf.set(KeyAuthorizationKeyProvider.KEY_ACL + "kCC.ALL", "foo1");
conf.set(KeyAuthorizationKeyProvider.KEY_ACL + "kDD.ALL", "bar");
writeConf(testDir, conf);
@ -1611,9 +1623,16 @@ public Void call() throws Exception {
conf.setInt(KeyProvider.DEFAULT_BITLENGTH_NAME, 64);
final URI uri = createKMSUri(getKMSUrl());
// proxyuser client using kerberos credentials
final UserGroupInformation clientUgi = UserGroupInformation.
loginUserFromKeytabAndReturnUGI("client", keytab.getAbsolutePath());
UserGroupInformation proxyUgi = null;
if (kerberos) {
// proxyuser client using kerberos credentials
proxyUgi = UserGroupInformation.
loginUserFromKeytabAndReturnUGI("client", keytab.getAbsolutePath());
} else {
proxyUgi = UserGroupInformation.createRemoteUser("client");
}
final UserGroupInformation clientUgi = proxyUgi;
clientUgi.doAs(new PrivilegedExceptionAction<Void>() {
@Override
public Void run() throws Exception {
@ -1649,6 +1668,123 @@ public Void run() throws Exception {
return null;
}
});
// authorized proxyuser
UserGroupInformation barUgi =
UserGroupInformation.createProxyUser("bar", clientUgi);
barUgi.doAs(new PrivilegedExceptionAction<Void>() {
@Override
public Void run() throws Exception {
Assert.assertNotNull(kp.createKey("kDD",
new KeyProvider.Options(conf)));
return null;
}
});
return null;
}
});
return null;
}
});
}
@Test
public void testWebHDFSProxyUserKerb() throws Exception {
doWebHDFSProxyUserTest(true);
}
@Test
public void testWebHDFSProxyUserSimple() throws Exception {
doWebHDFSProxyUserTest(false);
}
public void doWebHDFSProxyUserTest(final boolean kerberos) throws Exception {
Configuration conf = new Configuration();
conf.set("hadoop.security.authentication", "kerberos");
UserGroupInformation.setConfiguration(conf);
final File testDir = getTestDir();
conf = createBaseKMSConf(testDir);
if (kerberos) {
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.security.kms.client.timeout", "300");
conf.set("hadoop.kms.proxyuser.client.users", "foo,bar");
conf.set("hadoop.kms.proxyuser.client.hosts", "*");
conf.set(KeyAuthorizationKeyProvider.KEY_ACL + "kAA.ALL", "foo");
conf.set(KeyAuthorizationKeyProvider.KEY_ACL + "kBB.ALL", "foo1");
conf.set(KeyAuthorizationKeyProvider.KEY_ACL + "kCC.ALL", "bar");
writeConf(testDir, conf);
runServer(null, null, testDir, new KMSCallable<Void>() {
@Override
public Void call() throws Exception {
final Configuration conf = new Configuration();
conf.setInt(KeyProvider.DEFAULT_BITLENGTH_NAME, 64);
final URI uri = createKMSUri(getKMSUrl());
UserGroupInformation proxyUgi = null;
if (kerberos) {
// proxyuser client using kerberos credentials
proxyUgi = UserGroupInformation.
loginUserFromKeytabAndReturnUGI("client", keytab.getAbsolutePath());
} else {
proxyUgi = UserGroupInformation.createRemoteUser("client");
}
final UserGroupInformation clientUgi = proxyUgi;
clientUgi.doAs(new PrivilegedExceptionAction<Void>() {
@Override
public Void run() throws Exception {
// authorized proxyuser
UserGroupInformation fooUgi =
UserGroupInformation.createProxyUser("foo", clientUgi);
fooUgi.doAs(new PrivilegedExceptionAction<Void>() {
@Override
public Void run() throws Exception {
KeyProvider kp = new KMSClientProvider(uri, conf);
Assert.assertNotNull(kp.createKey("kAA",
new KeyProvider.Options(conf)));
return null;
}
});
// unauthorized proxyuser
UserGroupInformation foo1Ugi =
UserGroupInformation.createProxyUser("foo1", clientUgi);
foo1Ugi.doAs(new PrivilegedExceptionAction<Void>() {
@Override
public Void run() throws Exception {
try {
KeyProvider kp = new KMSClientProvider(uri, conf);
kp.createKey("kBB", new KeyProvider.Options(conf));
Assert.fail();
} catch (Exception ex) {
Assert.assertTrue(ex.getMessage(), ex.getMessage().contains("Forbidden"));
}
return null;
}
});
// authorized proxyuser
UserGroupInformation barUgi =
UserGroupInformation.createProxyUser("bar", clientUgi);
barUgi.doAs(new PrivilegedExceptionAction<Void>() {
@Override
public Void run() throws Exception {
KeyProvider kp = new KMSClientProvider(uri, conf);
Assert.assertNotNull(kp.createKey("kCC",
new KeyProvider.Options(conf)));
return null;
}
});
return null;
}
});