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Posted to commits@ranger.apache.org by bo...@apache.org on 2015/11/18 01:43:02 UTC

[1/2] incubator-ranger git commit: RANGER-602: Solr client in SolrCloud mode should work with zookeeper settings also (cherry picked from commit 68a406e052550e52bf01aad75cfcf192ce276432)

Repository: incubator-ranger
Updated Branches:
  refs/heads/ranger-0.5 b11673164 -> d557e97d6


RANGER-602: Solr client in SolrCloud mode should work with zookeeper
settings also
(cherry picked from commit 68a406e052550e52bf01aad75cfcf192ce276432)


Project: http://git-wip-us.apache.org/repos/asf/incubator-ranger/repo
Commit: http://git-wip-us.apache.org/repos/asf/incubator-ranger/commit/836aa92b
Tree: http://git-wip-us.apache.org/repos/asf/incubator-ranger/tree/836aa92b
Diff: http://git-wip-us.apache.org/repos/asf/incubator-ranger/diff/836aa92b

Branch: refs/heads/ranger-0.5
Commit: 836aa92bdbc19e17408662eb64f424281e582c26
Parents: b116731
Author: Don Bosco Durai <bo...@apache.org>
Authored: Thu Sep 10 15:23:07 2015 -0700
Committer: Don Bosco Durai <bo...@apache.org>
Committed: Tue Nov 17 14:58:25 2015 -0800

----------------------------------------------------------------------
 .../audit/destination/SolrAuditDestination.java | 44 +++++++++++++++-----
 1 file changed, 33 insertions(+), 11 deletions(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/incubator-ranger/blob/836aa92b/agents-audit/src/main/java/org/apache/ranger/audit/destination/SolrAuditDestination.java
----------------------------------------------------------------------
diff --git a/agents-audit/src/main/java/org/apache/ranger/audit/destination/SolrAuditDestination.java b/agents-audit/src/main/java/org/apache/ranger/audit/destination/SolrAuditDestination.java
index 213e4b2..f875842 100644
--- a/agents-audit/src/main/java/org/apache/ranger/audit/destination/SolrAuditDestination.java
+++ b/agents-audit/src/main/java/org/apache/ranger/audit/destination/SolrAuditDestination.java
@@ -43,7 +43,9 @@ public class SolrAuditDestination extends AuditDestination {
 
 	public static final String PROP_SOLR_URLS = "urls";
 	public static final String PROP_SOLR_ZK = "zookeepers";
+	public static final String PROP_SOLR_COLLECTION = "collection";
 
+	public static final String DEFAULT_COLLECTION_NAME = "ranger_audits";
 	SolrClient solrClient = null;
 
 	public SolrAuditDestination() {
@@ -55,7 +57,7 @@ public class SolrAuditDestination extends AuditDestination {
 		super.init(props, propPrefix);
 		connect();
 	}
-	
+
 	@Override
 	public void stop() {
 		super.stop();
@@ -67,13 +69,12 @@ public class SolrAuditDestination extends AuditDestination {
 			if (solrClient == null) {
 				String urls = MiscUtil.getStringProperty(props, propPrefix
 						+ "." + PROP_SOLR_URLS);
-				if( urls != null) {
+				if (urls != null) {
 					urls = urls.trim();
 				}
 				if (urls != null && urls.equalsIgnoreCase("NONE")) {
 					urls = null;
 				}
-				
 
 				List<String> solrURLs = new ArrayList<String>();
 				String zkHosts = null;
@@ -84,11 +85,32 @@ public class SolrAuditDestination extends AuditDestination {
 					zkHosts = null;
 				}
 
-				try {
-					if (zkHosts != null && !zkHosts.isEmpty()) {
+				String collectionName = MiscUtil.getStringProperty(props,
+						propPrefix + "." + PROP_SOLR_COLLECTION);
+				if (collectionName == null
+						|| collectionName.equalsIgnoreCase("none")) {
+					collectionName = DEFAULT_COLLECTION_NAME;
+				}
+
+				LOG.info("Solr zkHosts=" + zkHosts + ", solrURLs=" + urls
+						+ ", collectionName=" + collectionName);
+
+				if (zkHosts != null && !zkHosts.isEmpty()) {
+					LOG.info("Connecting to solr cloud using zkHosts="
+							+ zkHosts);
+					try {
 						// Instantiate
-						solrClient = new CloudSolrClient(zkHosts);
-					} else if (solrURLs != null && !solrURLs.isEmpty()) {
+						CloudSolrClient solrCloudClient = new CloudSolrClient(
+								zkHosts);
+						solrCloudClient.setDefaultCollection(collectionName);
+						solrClient = solrCloudClient;
+					} catch (Throwable t) {
+						LOG.fatal("Can't connect to Solr server. ZooKeepers="
+								+ zkHosts, t);
+					}
+				} else if (solrURLs != null && !solrURLs.isEmpty()) {
+					try {
+						LOG.info("Connecting to Solr using URLs=" + solrURLs);
 						LBHttpSolrClient lbSolrClient = new LBHttpSolrClient(
 								solrURLs.get(0));
 						lbSolrClient.setConnectionTimeout(1000);
@@ -97,10 +119,10 @@ public class SolrAuditDestination extends AuditDestination {
 							lbSolrClient.addSolrServer(solrURLs.get(i));
 						}
 						solrClient = lbSolrClient;
+					} catch (Throwable t) {
+						LOG.fatal("Can't connect to Solr server. URL="
+								+ solrURLs, t);
 					}
-				} catch (Throwable t) {
-					LOG.fatal("Can't connect to Solr server. URL=" + solrURLs,
-							t);
 				}
 			}
 		}
@@ -111,7 +133,7 @@ public class SolrAuditDestination extends AuditDestination {
 		try {
 			logStatusIfRequired();
 			addTotalCount(events.size());
-			
+
 			if (solrClient == null) {
 				connect();
 				if (solrClient == null) {


[2/2] incubator-ranger git commit: RANGER-657: Solr plugin doesn't support for user principals with /$HOST in it

Posted by bo...@apache.org.
RANGER-657: Solr plugin doesn't support for user principals with /$HOST
in it

(cherry picked from commit f1135ea2ea6cd48209b73a25be77613c9d355abf)


Project: http://git-wip-us.apache.org/repos/asf/incubator-ranger/repo
Commit: http://git-wip-us.apache.org/repos/asf/incubator-ranger/commit/d557e97d
Tree: http://git-wip-us.apache.org/repos/asf/incubator-ranger/tree/d557e97d
Diff: http://git-wip-us.apache.org/repos/asf/incubator-ranger/diff/d557e97d

Branch: refs/heads/ranger-0.5
Commit: d557e97d6ddf424997649a17131e0e2e829b388e
Parents: 836aa92
Author: Don Bosco Durai <bo...@apache.org>
Authored: Sun Oct 11 20:51:37 2015 -0700
Committer: Don Bosco Durai <bo...@apache.org>
Committed: Tue Nov 17 15:07:06 2015 -0800

----------------------------------------------------------------------
 .../apache/ranger/audit/provider/MiscUtil.java  |  79 +++++-
 .../ranger/audit/queue/AuditFileSpool.java      |   2 +-
 .../solr/authorizer/RangerSolrAuthorizer.java   | 257 +++++++++++--------
 3 files changed, 236 insertions(+), 102 deletions(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/incubator-ranger/blob/d557e97d/agents-audit/src/main/java/org/apache/ranger/audit/provider/MiscUtil.java
----------------------------------------------------------------------
diff --git a/agents-audit/src/main/java/org/apache/ranger/audit/provider/MiscUtil.java b/agents-audit/src/main/java/org/apache/ranger/audit/provider/MiscUtil.java
index a3a3a84..9586f73 100644
--- a/agents-audit/src/main/java/org/apache/ranger/audit/provider/MiscUtil.java
+++ b/agents-audit/src/main/java/org/apache/ranger/audit/provider/MiscUtil.java
@@ -37,6 +37,8 @@ import javax.security.auth.Subject;
 import javax.security.auth.login.AppConfigurationEntry;
 import javax.security.auth.login.Configuration;
 import javax.security.auth.login.LoginContext;
+
+import org.apache.commons.lang.StringUtils;
 import org.apache.commons.logging.Log;
 import org.apache.commons.logging.LogFactory;
 import org.apache.hadoop.security.UserGroupInformation;
@@ -481,6 +483,33 @@ public class MiscUtil {
 		return subjectLoginUser;
 	}
 
+	public static String getKerberosNamesRules() {
+		return KerberosName.getRules();
+	}
+	/**
+	 * 
+	 * @param principal
+	 *            This could be in the format abc/host@domain.com
+	 * @return
+	 */
+	static public String getShortNameFromPrincipalName(String principal) {
+		if (principal == null) {
+			return null;
+		}
+		try {
+			// Assuming it is kerberos name for now
+			KerberosName kerbrosName = new KerberosName(principal);
+			String userName = kerbrosName.getShortName();
+			userName = StringUtils.substringBefore(userName, "/");
+			userName = StringUtils.substringBefore(userName, "@");
+			return userName;
+		} catch (Throwable t) {
+			logger.error("Error converting kerberos name. principal="
+					+ principal + ", KerberosName.rules=" + KerberosName.getRules());
+		}
+		return principal;
+	}
+
 	/**
 	 * @param userName
 	 * @return
@@ -492,7 +521,6 @@ public class MiscUtil {
 		try {
 			UserGroupInformation ugi = UserGroupInformation
 					.createRemoteUser(userName);
-			// UserGroupInformation ugi = UserGroupInformation.getCurrentUser();
 			String groups[] = ugi.getGroupNames();
 			if (groups != null && groups.length > 0) {
 				java.util.Set<String> groupsSet = new java.util.HashSet<String>();
@@ -545,6 +573,55 @@ public class MiscUtil {
 
 	}
 
+	public static void authWithConfig(String appName, Configuration config) {
+		try {
+			if (config != null) {
+				logger.info("Getting AppConfigrationEntry[] for appName="
+						+ appName + ", config=" + config.toString());
+				AppConfigurationEntry[] entries = config
+						.getAppConfigurationEntry(appName);
+				if (entries != null) {
+					logger.info("Got " + entries.length
+							+ "  AppConfigrationEntry elements for appName="
+							+ appName);
+					for (AppConfigurationEntry appEntry : entries) {
+						logger.info("APP_ENTRY:getLoginModuleName()="
+								+ appEntry.getLoginModuleName());
+						logger.info("APP_ENTRY:getControlFlag()="
+								+ appEntry.getControlFlag());
+						logger.info("APP_ENTRY.getOptions()="
+								+ appEntry.getOptions());
+					}
+				}
+
+				LoginContext loginContext = new LoginContext(appName,
+						new Subject(), null, config);
+				logger.info("Login in for appName=" + appName);
+				loginContext.login();
+				logger.info("Principals after login="
+						+ loginContext.getSubject().getPrincipals());
+				logger.info("UserGroupInformation.loginUserFromSubject(): appName="
+						+ appName
+						+ ", principals="
+						+ loginContext.getSubject().getPrincipals());
+
+				UserGroupInformation ugi = MiscUtil
+						.createUGIFromSubject(loginContext.getSubject());
+				if (ugi != null) {
+					MiscUtil.setUGILoginUser(ugi, loginContext.getSubject());
+				}
+
+				// UserGroupInformation.loginUserFromSubject(loginContext
+				// .getSubject());
+				logger.info("POST UserGroupInformation.loginUserFromSubject UGI="
+						+ UserGroupInformation.getLoginUser());
+			}
+		} catch (Throwable t) {
+			logger.fatal("Error logging as appName=" + appName + ", config="
+					+ config.toString());
+		}
+	}
+
 	public static void authWithKerberos(String keytab, String principal,
 			String nameRules) {
 

http://git-wip-us.apache.org/repos/asf/incubator-ranger/blob/d557e97d/agents-audit/src/main/java/org/apache/ranger/audit/queue/AuditFileSpool.java
----------------------------------------------------------------------
diff --git a/agents-audit/src/main/java/org/apache/ranger/audit/queue/AuditFileSpool.java b/agents-audit/src/main/java/org/apache/ranger/audit/queue/AuditFileSpool.java
index bab496c..17ddab9 100644
--- a/agents-audit/src/main/java/org/apache/ranger/audit/queue/AuditFileSpool.java
+++ b/agents-audit/src/main/java/org/apache/ranger/audit/queue/AuditFileSpool.java
@@ -107,7 +107,7 @@ public class AuditFileSpool implements Runnable {
 
 	boolean isWriting = true;
 	boolean isDrain = false;
-	boolean isDestDown = true;
+	boolean isDestDown = false;
 
 	private Gson gson = null;
 

http://git-wip-us.apache.org/repos/asf/incubator-ranger/blob/d557e97d/plugin-solr/src/main/java/org/apache/ranger/authorization/solr/authorizer/RangerSolrAuthorizer.java
----------------------------------------------------------------------
diff --git a/plugin-solr/src/main/java/org/apache/ranger/authorization/solr/authorizer/RangerSolrAuthorizer.java b/plugin-solr/src/main/java/org/apache/ranger/authorization/solr/authorizer/RangerSolrAuthorizer.java
index 8e0ada8..a8ecf15 100644
--- a/plugin-solr/src/main/java/org/apache/ranger/authorization/solr/authorizer/RangerSolrAuthorizer.java
+++ b/plugin-solr/src/main/java/org/apache/ranger/authorization/solr/authorizer/RangerSolrAuthorizer.java
@@ -28,9 +28,12 @@ import java.util.List;
 import java.util.Map;
 import java.util.Set;
 
+import javax.security.auth.login.Configuration;
 import org.apache.commons.lang.StringUtils;
 import org.apache.commons.logging.Log;
 import org.apache.commons.logging.LogFactory;
+import org.apache.hadoop.security.UserGroupInformation;
+import org.apache.ranger.audit.provider.MiscUtil;
 import org.apache.ranger.authorization.hadoop.config.RangerConfiguration;
 import org.apache.ranger.authorization.utils.StringUtil;
 import org.apache.ranger.plugin.audit.RangerMultiResourceAuditHandler;
@@ -50,26 +53,25 @@ public class RangerSolrAuthorizer implements AuthorizationPlugin {
 
 	public static final String PROP_USE_PROXY_IP = "xasecure.solr.use_proxy_ip";
 	public static final String PROP_PROXY_IP_HEADER = "xasecure.solr.proxy_ip_header";
+	public static final String PROP_SOLR_APP_NAME = "xasecure.solr.app.name";
 
 	public static final String KEY_COLLECTION = "collection";
 
 	public static final String ACCESS_TYPE_CREATE = "create";
 	public static final String ACCESS_TYPE_UPDATE = "update";
 	public static final String ACCESS_TYPE_QUERY = "query";
-	public static final String ACCESS_TYPE_OTHER = "other";
+	public static final String ACCESS_TYPE_OTHERS = "others";
 	public static final String ACCESS_TYPE_ADMIN = "solr_admin";
 
 	private static volatile RangerBasePlugin solrPlugin = null;
 
 	boolean useProxyIP = false;
 	String proxyIPHeader = "HTTP_X_FORWARDED_FOR";
+	String solrAppName = "Client";
 
 	public RangerSolrAuthorizer() {
 		logger.info("RangerSolrAuthorizer()");
-		if (solrPlugin == null) {
-			logger.info("RangerSolrAuthorizer(): init called");
-			solrPlugin = new RangerBasePlugin("solr", "solr");
-		}
+
 	}
 
 	/*
@@ -82,16 +84,51 @@ public class RangerSolrAuthorizer implements AuthorizationPlugin {
 		logger.info("init()");
 
 		try {
-			solrPlugin.init();
-
 			useProxyIP = RangerConfiguration.getInstance().getBoolean(
 					PROP_USE_PROXY_IP, useProxyIP);
 			proxyIPHeader = RangerConfiguration.getInstance().get(
 					PROP_PROXY_IP_HEADER, proxyIPHeader);
+			// First get from the -D property
+			solrAppName = System.getProperty("solr.kerberos.jaas.appname",
+					solrAppName);
+			// Override if required from Ranger properties
+			solrAppName = RangerConfiguration.getInstance().get(
+					PROP_SOLR_APP_NAME, solrAppName);
+
+			logger.info("init(): useProxyIP=" + useProxyIP);
+			logger.info("init(): proxyIPHeader=" + proxyIPHeader);
+			logger.info("init(): solrAppName=" + solrAppName);
+			logger.info("init(): KerberosName.rules="
+					+ MiscUtil.getKerberosNamesRules());
+			authToJAASFile();
 
 		} catch (Throwable t) {
 			logger.fatal("Error init", t);
 		}
+
+		try {
+			if (solrPlugin == null) {
+				logger.info("RangerSolrAuthorizer(): init called");
+				solrPlugin = new RangerBasePlugin("solr", "solr");
+				solrPlugin.init();
+			}
+		} catch (Throwable t) {
+			logger.fatal("Error creating and initializing RangerBasePlugin()");
+		}
+	}
+
+	private void authToJAASFile() {
+		try {
+			// logger.info("DEFAULT UGI=" +
+			// UserGroupInformation.getLoginUser());
+
+			Configuration config = javax.security.auth.login.Configuration
+					.getConfiguration();
+			MiscUtil.authWithConfig(solrAppName, config);
+			logger.info("POST AUTH UGI=" + UserGroupInformation.getLoginUser());
+		} catch (Throwable t) {
+			logger.error("Error authenticating for appName=" + solrAppName, t);
+		}
 	}
 
 	/*
@@ -118,69 +155,75 @@ public class RangerSolrAuthorizer implements AuthorizationPlugin {
 	 */
 	@Override
 	public AuthorizationResponse authorize(AuthorizationContext context) {
-		// TODO: Change this to Debug only
-		if (logger.isInfoEnabled()) {
-			logAuthorizationConext(context);
-		}
+		boolean isDenied = false;
 
-		RangerMultiResourceAuditHandler auditHandler = new RangerMultiResourceAuditHandler();
+		try {
+			if (logger.isDebugEnabled()) {
+				logAuthorizationConext(context);
+			}
 
-		String userName = null;
-		Set<String> userGroups = null;
-		String ip = null;
-		Date eventTime = StringUtil.getUTCDate();
+			RangerMultiResourceAuditHandler auditHandler = new RangerMultiResourceAuditHandler();
 
-		// Set the User and Groups
-		Principal principal = context.getUserPrincipal();
-		if (principal != null) {
-			userName = StringUtils.substringBefore(principal.getName(), "@");
-			userGroups = getGroupsForUser(userName);
-		}
+			String userName = getUserName(context);
+			Set<String> userGroups = getGroupsForUser(userName);
+			String ip = null;
+			Date eventTime = StringUtil.getUTCDate();
 
-		// // Set the IP
-		if (useProxyIP) {
-			ip = context.getHttpHeader(proxyIPHeader);
-		}
-		if (ip == null) {
-			ip = context.getHttpHeader("REMOTE_ADDR");
-		}
-
-		String requestData = context.getResource() + ":" + context.getParams();
+			// // Set the IP
+			if (useProxyIP) {
+				ip = context.getHttpHeader(proxyIPHeader);
+			}
+			if (ip == null) {
+				ip = context.getHttpHeader("REMOTE_ADDR");
+			}
 
-		// Create the list of requests for access check. Each field is broken
-		// into a request
-		List<RangerAccessRequestImpl> rangerRequests = new ArrayList<RangerAccessRequestImpl>();
-		for (CollectionRequest collectionRequest : context
-				.getCollectionRequests()) {
+			String requestData = context.getResource() + ":"
+					+ context.getParams();
 
-			List<RangerAccessRequestImpl> requestsForCollection = createRequests(
-					userName, userGroups, ip, eventTime, context,
-					collectionRequest, requestData);
-			rangerRequests.addAll(requestsForCollection);
-		}
+			// Create the list of requests for access check. Each field is
+			// broken
+			// into a request
+			List<RangerAccessRequestImpl> rangerRequests = new ArrayList<RangerAccessRequestImpl>();
+			for (CollectionRequest collectionRequest : context
+					.getCollectionRequests()) {
 
-		boolean isDenied = false;
-		try {
-			// Let's check the access for each request/resource
-			for (RangerAccessRequestImpl rangerRequest : rangerRequests) {
-				RangerAccessResult result = solrPlugin.isAccessAllowed(
-						rangerRequest, auditHandler);
-				if (result == null || !result.getIsAllowed()) {
-					isDenied = true;
-					// rejecting on first failure
-					break;
+				List<RangerAccessRequestImpl> requestsForCollection = createRequests(
+						userName, userGroups, ip, eventTime, context,
+						collectionRequest, requestData);
+				rangerRequests.addAll(requestsForCollection);
+			}
+			if (logger.isDebugEnabled()) {
+				logger.debug("rangerRequests.size()=" + rangerRequests.size());
+			}
+			try {
+				// Let's check the access for each request/resource
+				for (RangerAccessRequestImpl rangerRequest : rangerRequests) {
+					RangerAccessResult result = solrPlugin.isAccessAllowed(
+							rangerRequest, auditHandler);
+					if (logger.isDebugEnabled()) {
+						logger.debug("rangerRequest=" + result);
+					}
+					if (result == null || !result.getIsAllowed()) {
+						isDenied = true;
+						// rejecting on first failure
+						break;
+					}
 				}
+			} finally {
+				auditHandler.flushAudit();
 			}
-		} finally {
-			auditHandler.flushAudit();
+		} catch (Throwable t) {
+			MiscUtil.logErrorMessageByInterval(logger, t.getMessage(), t);
 		}
-
 		AuthorizationResponse response = null;
 		if (isDenied) {
 			response = new AuthorizationResponse(403);
 		} else {
 			response = new AuthorizationResponse(200);
 		}
+		if (logger.isDebugEnabled()) {
+			logger.debug("context=" + context + ": returning: " + isDenied);
+		}
 		return response;
 	}
 
@@ -188,53 +231,59 @@ public class RangerSolrAuthorizer implements AuthorizationPlugin {
 	 * @param context
 	 */
 	private void logAuthorizationConext(AuthorizationContext context) {
-		String collections = "";
-		int i = -1;
-		for (CollectionRequest collectionRequest : context
-				.getCollectionRequests()) {
-			i++;
-			if (i > 0) {
-				collections += ",";
+		try {
+			// Note: This method should be called with isDebugEnabled() or
+			// isInfoEnabled() scope
+
+			String collections = "";
+			int i = -1;
+			for (CollectionRequest collectionRequest : context
+					.getCollectionRequests()) {
+				i++;
+				if (i > 0) {
+					collections += ",";
+				}
+				collections += collectionRequest.collectionName;
 			}
-			collections += collectionRequest.collectionName;
-		}
 
-		String headers = "";
-		i = -1;
-		@SuppressWarnings("unchecked")
-		Enumeration<String> eList = context.getHeaderNames();
-		while (eList.hasMoreElements()) {
-			i++;
-			if (i > 0) {
-				headers += ",";
+			String headers = "";
+			i = -1;
+			@SuppressWarnings("unchecked")
+			Enumeration<String> eList = context.getHeaderNames();
+			while (eList.hasMoreElements()) {
+				i++;
+				if (i > 0) {
+					headers += ",";
+				}
+				String header = eList.nextElement();
+				String value = context.getHttpHeader(header);
+				headers += header + "=" + value;
 			}
-			String header = eList.nextElement();
-			String value = context.getHttpHeader(header);
-			headers += header + "=" + value;
-		}
 
-		String ipAddress = context.getHttpHeader("HTTP_X_FORWARDED_FOR");
+			String ipAddress = context.getHttpHeader("HTTP_X_FORWARDED_FOR");
 
-		if (ipAddress == null) {
-			ipAddress = context.getHttpHeader("REMOTE_ADDR");
-		}
+			if (ipAddress == null) {
+				ipAddress = context.getHttpHeader("REMOTE_HOST");
+			}
+			if (ipAddress == null) {
+				ipAddress = context.getHttpHeader("REMOTE_ADDR");
+			}
 
-		Principal principal = context.getUserPrincipal();
-		String userName = null;
-		if (principal != null) {
-			userName = principal.getName();
-			userName = StringUtils.substringBefore(userName, "/");
-			userName = StringUtils.substringBefore(userName, "@");
+			String userName = getUserName(context);
+			Set<String> groups = getGroupsForUser(userName);
+
+			logger.info("AuthorizationContext: context.getResource()="
+					+ context.getResource() + ", solarParams="
+					+ context.getParams() + ", requestType="
+					+ context.getRequestType() + ", ranger.requestType="
+					+ mapToRangerAccessType(context) + ", userPrincipal="
+					+ context.getUserPrincipal() + ", userName=" + userName
+					+ ", groups=" + groups + ", ipAddress=" + ipAddress
+					+ ", collections=" + collections + ", headers=" + headers);
+		} catch (Throwable t) {
+			logger.error("Error getting request context!!!", t);
 		}
 
-		logger.info("AuthorizationContext: context.getResource()="
-				+ context.getResource() + ", solarParams="
-				+ context.getParams() + ", requestType="
-				+ context.getRequestType() + ", userPrincipal="
-				+ context.getUserPrincipal() + ", userName=" + userName
-				+ ", ipAddress=" + ipAddress + ", collections=" + collections
-				+ ", headers=" + headers);
-
 	}
 
 	/**
@@ -292,18 +341,24 @@ public class RangerSolrAuthorizer implements AuthorizationPlugin {
 		return rangerRequest;
 	}
 
+	private String getUserName(AuthorizationContext context) {
+		Principal principal = context.getUserPrincipal();
+		if (principal != null) {
+			return MiscUtil.getShortNameFromPrincipalName(principal.getName());
+		}
+		return null;
+	}
+
 	/**
 	 * @param name
 	 * @return
 	 */
 	private Set<String> getGroupsForUser(String name) {
-		// TODO: Need to implement this method
-
-		return null;
+		return MiscUtil.getGroupsForRequestUser(name);
 	}
 
 	String mapToRangerAccessType(AuthorizationContext context) {
-		String accessType = ACCESS_TYPE_OTHER;
+		String accessType = ACCESS_TYPE_OTHERS;
 
 		RequestType requestType = context.getRequestType();
 		if (requestType.equals(RequestType.ADMIN)) {
@@ -313,11 +368,13 @@ public class RangerSolrAuthorizer implements AuthorizationPlugin {
 		} else if (requestType.equals(RequestType.WRITE)) {
 			accessType = ACCESS_TYPE_UPDATE;
 		} else if (requestType.equals(RequestType.UNKNOWN)) {
-			logger.info("UNKNOWN request type. Mapping it to " + accessType);
-			accessType = ACCESS_TYPE_OTHER;
+			logger.info("UNKNOWN request type. Mapping it to " + accessType
+					+ ". Resource=" + context.getResource());
+			accessType = ACCESS_TYPE_OTHERS;
 		} else {
 			logger.info("Request type is not supported. requestType="
-					+ requestType + ". Mapping it to " + accessType);
+					+ requestType + ". Mapping it to " + accessType
+					+ ". Resource=" + context.getResource());
 		}
 		return accessType;
 	}