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HADOOP-11077. NPE if hosts not specified in ProxyUsers. (gchanan via tucu)

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This commit is contained in:
Alejandro Abdelnur 2014-09-09 22:18:03 -07:00
parent bbff44cb03
commit 9ee891aa90
3 changed files with 18 additions and 1 deletions
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2
hadoop-common-project/hadoop-common/CHANGES.txt
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@ -777,6 +777,8 @@ Release 2.6.0 - UNRELEASED
HADOOP-10925. Compilation fails in native link0 function on Windows.
(cnauroth)
HADOOP-11077. NPE if hosts not specified in ProxyUsers. (gchanan via tucu)
Release 2.5.1 - UNRELEASED
INCOMPATIBLE CHANGES

2
hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/security/authorize/DefaultImpersonationProvider.java
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@ -123,7 +123,7 @@ public void authorize(UserGroupInformation user,
MachineList MachineList = proxyHosts.get(
getProxySuperuserIpConfKey(realUser.getShortUserName()));
if(!MachineList.includes(remoteAddress)) {
if(MachineList == null || !MachineList.includes(remoteAddress)) {
throw new AuthorizationException("Unauthorized connection for super-user: "
+ realUser.getUserName() + " from IP " + remoteAddress);
}

15
hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/security/authorize/TestProxyUsers.java
View File

@ -478,6 +478,21 @@ public void testProxyUsersWithCustomPrefix() throws Exception {
assertNotAuthorized(proxyUserUgi, "1.2.3.5");
}
@Test
public void testNoHostsForUsers() throws Exception {
Configuration conf = new Configuration(false);
conf.set("y." + REAL_USER_NAME + ".users",
StringUtils.join(",", Arrays.asList(AUTHORIZED_PROXY_USER_NAME)));
ProxyUsers.refreshSuperUserGroupsConfiguration(conf, "y");
UserGroupInformation realUserUgi = UserGroupInformation
.createRemoteUser(REAL_USER_NAME);
UserGroupInformation proxyUserUgi = UserGroupInformation.createProxyUserForTesting(
AUTHORIZED_PROXY_USER_NAME, realUserUgi, GROUP_NAMES);
// IP doesn't matter
assertNotAuthorized(proxyUserUgi, "1.2.3.4");
}
private void assertNotAuthorized(UserGroupInformation proxyUgi, String host) {
try {