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revert "zeppelin.jdbc.auth.kerberos.proxy.enable" behaviour

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This commit is contained in:
Prabhjyot Singh 2017-04-26 12:23:30 +05:30
parent e2bdbb2ad9
commit a348e969a3
2 changed files with 29 additions and 20 deletions
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4
docs/interpreter/jdbc.md
View file

@ -169,6 +169,10 @@ There are more JDBC interpreter properties you can specify like below.
<td>zeppelin.jdbc.keytab.location</td>
<td>The path to the keytab file</td>
</tr>
<tr>
<td>zeppelin.jdbc.auth.kerberos.proxy.enable</td>
<td>When auth type is Kerberos, enable/disable Kerberos proxy with the login user to get the connection. Default value is true.</td>
</tr>
<tr>
<td>default.jceks.file</td>
<td>jceks store path (e.g: jceks://file/tmp/zeppelin.jceks)</td>

45
jdbc/src/main/java/org/apache/zeppelin/jdbc/JDBCInterpreter.java
View file

@ -358,29 +358,34 @@ public class JDBCInterpreter extends Interpreter {
JDBCSecurityImpl.createSecureConfiguration(property, authType);
switch (authType) {
case KERBEROS:
if (url.trim().startsWith("jdbc:hive")) {
if (user == null || "false".equalsIgnoreCase(
property.getProperty("zeppelin.jdbc.auth.kerberos.proxy.enable"))) {
connection = getConnectionFromPool(connectionUrl, user, propertyKey, properties);
} else {
UserGroupInformation ugi = null;
try {
ugi = UserGroupInformation.createProxyUser(
user, UserGroupInformation.getCurrentUser());
} catch (Exception e) {
logger.error("Error in getCurrentUser", e);
throw new InterpreterException("Error in getCurrentUser", e);
}
if (url.trim().startsWith("jdbc:hive")) {
connection = getConnectionFromPool(connectionUrl, user, propertyKey, properties);
} else {
UserGroupInformation ugi = null;
try {
ugi = UserGroupInformation.createProxyUser(
user, UserGroupInformation.getCurrentUser());
} catch (Exception e) {
logger.error("Error in getCurrentUser", e);
throw new InterpreterException("Error in getCurrentUser", e);
}
final String poolKey = propertyKey;
try {
connection = ugi.doAs(new PrivilegedExceptionAction<Connection>() {
@Override
public Connection run() throws Exception {
return getConnectionFromPool(connectionUrl, user, poolKey, properties);
}
});
} catch (Exception e) {
logger.error("Error in doAs", e);
throw new InterpreterException("Error in doAs", e);
final String poolKey = propertyKey;
try {
connection = ugi.doAs(new PrivilegedExceptionAction<Connection>() {
@Override
public Connection run() throws Exception {
return getConnectionFromPool(connectionUrl, user, poolKey, properties);
}
});
} catch (Exception e) {
logger.error("Error in doAs", e);
throw new InterpreterException("Error in doAs", e);
}
}
}
break;