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HADOOP-8783. Improve RPC.Server's digest auth (daryn)

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git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1393483 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Daryn Sharp 2012-10-03 13:43:53 +00:00
parent db51b03d72
commit a7d4f30131
3 changed files with 53 additions and 23 deletions
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2
hadoop-common-project/hadoop-common/CHANGES.txt
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@ -288,6 +288,8 @@ Release 2.0.3-alpha - Unreleased
HADOOP-8851. Use -XX:+HeapDumpOnOutOfMemoryError JVM option in the forked
tests. (Ivan A. Veselovsky via atm)
HADOOP-8783. Improve RPC.Server's digest auth (daryn)
OPTIMIZATIONS
HADOOP-8866. SampleQuantiles#query is O(N^2) instead of O(N). (Andrew Wang

30
hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/ipc/Server.java
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@ -87,7 +87,6 @@
import org.apache.hadoop.security.SaslRpcServer.SaslGssCallbackHandler;
import org.apache.hadoop.security.SaslRpcServer.SaslStatus;
import org.apache.hadoop.security.UserGroupInformation;
import org.apache.hadoop.security.UserGroupInformation.AuthenticationMethod;
import org.apache.hadoop.security.authorize.AuthorizationException;
import org.apache.hadoop.security.authorize.PolicyProvider;
import org.apache.hadoop.security.authorize.ProxyUsers;
@ -1375,7 +1374,10 @@ public int readAndProcess() throws IOException, InterruptedException {
if (authMethod == null) {
throw new IOException("Unable to read authentication method");
}
if (isSecurityEnabled && authMethod == AuthMethod.SIMPLE) {
final boolean clientUsingSasl;
switch (authMethod) {
case SIMPLE: { // no sasl for simple
if (isSecurityEnabled) {
AccessControlException ae = new AccessControlException("Authorization ("
+ CommonConfigurationKeys.HADOOP_SECURITY_AUTHORIZATION
+ ") is enabled but authentication ("
@ -1387,7 +1389,22 @@ public int readAndProcess() throws IOException, InterruptedException {
responder.doRespond(authFailedCall);
throw ae;
}
if (!isSecurityEnabled && authMethod != AuthMethod.SIMPLE) {
clientUsingSasl = false;
useSasl = false;
break;
}
case DIGEST: {
clientUsingSasl = true;
useSasl = (secretManager != null);
break;
}
default: {
clientUsingSasl = true;
useSasl = isSecurityEnabled;
break;
}
}
if (clientUsingSasl && !useSasl) {
doSaslReply(SaslStatus.SUCCESS, new IntWritable(
SaslRpcServer.SWITCH_TO_SIMPLE_AUTH), null, null);
authMethod = AuthMethod.SIMPLE;
@ -1396,9 +1413,6 @@ public int readAndProcess() throws IOException, InterruptedException {
// to simple auth from now on.
skipInitialSaslHandshake = true;
}
if (authMethod != AuthMethod.SIMPLE) {
useSasl = true;
}
connectionHeaderBuf = null;
connectionHeaderRead = true;
@ -1532,8 +1546,6 @@ private void processConnectionContext(byte[] buf) throws IOException {
UserGroupInformation realUser = user;
user = UserGroupInformation.createProxyUser(protocolUser
.getUserName(), realUser);
// Now the user is a proxy user, set Authentication method Proxy.
user.setAuthenticationMethod(AuthenticationMethod.PROXY);
}
}
}
@ -1883,7 +1895,7 @@ protected Server(String bindAddress, int port,
// Create the responder here
responder = new Responder();
if (isSecurityEnabled) {
if (secretManager != null) {
SaslRpcServer.init(conf);
}

20
hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/ipc/TestSaslRPC.java
View File

@ -60,6 +60,7 @@
import org.apache.hadoop.security.token.TokenSelector;
import org.apache.hadoop.security.token.SecretManager.InvalidToken;
import org.apache.log4j.Level;
import org.junit.BeforeClass;
import org.junit.Test;
/** Unit tests for using Sasl over RPC. */
@ -76,7 +77,8 @@ public class TestSaslRPC {
static final String SERVER_PRINCIPAL_2 = "p2/foo@BAR";
private static Configuration conf;
static {
@BeforeClass
public static void setup() {
conf = new Configuration();
conf.set(HADOOP_SECURITY_AUTHENTICATION, "kerberos");
UserGroupInformation.setConfiguration(conf);
@ -449,11 +451,25 @@ static void testKerberosRpc(String principal, String keytab) throws Exception {
}
@Test
public void testDigestAuthMethod() throws Exception {
public void testDigestAuthMethodSecureServer() throws Exception {
checkDigestAuthMethod(true);
}
@Test
public void testDigestAuthMethodInsecureServer() throws Exception {
checkDigestAuthMethod(false);
}
private void checkDigestAuthMethod(boolean secureServer) throws Exception {
TestTokenSecretManager sm = new TestTokenSecretManager();
Server server = new RPC.Builder(conf).setProtocol(TestSaslProtocol.class)
.setInstance(new TestSaslImpl()).setBindAddress(ADDRESS).setPort(0)
.setNumHandlers(5).setVerbose(true).setSecretManager(sm).build();
if (secureServer) {
server.enableSecurity();
} else {
server.disableSecurity();
}
server.start();
final UserGroupInformation current = UserGroupInformation.getCurrentUser();