Kevin,
I have setup AD and configured in gateway xml, but. I am having this issue… - 2018-11-14 21:08:26,993 DEBUG knox.gateway (GatewayFilter.java:doFilter(119)) - Received request: GET /ganglia/ 2018-11-14 21:08:27,016 DEBUG knox.gateway (KnoxLdapRealm.java:getUserDn(718)) - Searching from dc=ds,dc=nb,dc=com where (&(objectclass=*)(memberOf=cn=marsh-prd-global-bld-powerusers,OU=Applications,OU=Groups,DC=ds,DC=nb,DC=com)) scope subtree 2018-11-14 21:08:27,022 INFO knox.gateway (KnoxLdapRealm.java:getUserDn(724)) - Computed userDn: CN=Len,OU=US02P01,OU=mmc_users,DC=ds,DC=nb,DC=com using ldapSearch for principal: len 2018-11-14 21:08:27,045 ERROR knox.gateway (AbstractGatewayFilter.java:doFilter(66)) - Failed to execute filter: javax.servlet.ServletException: java.lang.NullPointerException javax.servlet.ServletException: java.lang.NullPointerException at org.apache.shiro.web.servlet.AdviceFilter.cleanup(AdviceFilter.java:196) at org.apache.shiro.web.filter.authc.AuthenticatingFilter.cleanup(AuthenticatingFilter.java:155) at org.apache.shiro.web.servlet.AdviceFilter.doFilterInternal(AdviceFilter.java:148) at org.apache.shiro.web.servlet.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:125) at org.apache.shiro.web.servlet.ProxiedFilterChain.doFilter(ProxiedFilterChain.java:66) at org.apache.shiro.web.servlet.AbstractShiroFilter.executeChain(AbstractShiroFilter.java:449) at org.apache.shiro.web.servlet.AbstractShiroFilter$1.call(AbstractShiroFilter.java:365) at org.apache.shiro.subject.support.SubjectCallable.doCall(SubjectCallable.java:90) at org.apache.shiro.subject.support.SubjectCallable.call(SubjectCallable.java:83) at org.apache.shiro.subject.support.DelegatingSubject.execute(DelegatingSubject.java:383) at org.apache.shiro.web.servlet.AbstractShiroFilter.doFilterInternal(AbstractShiroFilter.java:362) at org.apache.shiro.web.servlet.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:125) Thanks Raja From: Kevin Risden <kris...@apache.org> Reply-To: "user@knox.apache.org" <user@knox.apache.org> Date: Thursday, November 8, 2018 at 5:41 PM To: "user@knox.apache.org" <user@knox.apache.org> Subject: Re: Knox LDAP group filer is not working If you are using the demo LDAP server then memberOf isn't available. It is an LDAP extension that only exists in AD. Apache DS LDAP doesn't support virtual attributes. If you want to emulate it you would need to update the user object with the attributes. Kevin Risden On Thu, Nov 8, 2018 at 5:38 PM Raja Marimuthu <raja.marimu...@northbaysolutions.com<mailto:raja.marimu...@northbaysolutions.com>> wrote: Kevin, I have tried. But its. Not working, Here’s my gateway xml LDAP config <param name="main.ldapRealm" value="org.apache.hadoop.gateway.shirorealm.KnoxLdapRealm" /> <param name="main.ldapContextFactory" value="org.apache.hadoop.gateway.shirorealm.KnoxLdapContextFactory" /> <param name="main.ldapRealm.contextFactory" value="$ldapContextFactory" /> <param> <name>main.ldapRealm.authorizationEnabled</name> <value>true</value> </param> <param name="main.ldapRealm.contextFactory.url" value="ldap://localhost:33389"/> <param name="main.ldapRealm.contextFactory.systemUsername" value="uid=admin,ou=people,dc=hadoop,dc=apache,dc=org"/> <param name="main.ldapRealm.contextFactory.systemPassword" value="admin-password"/> <param name="main.ldapRealm.userSearchBase" value="ou=people,dc=hadoop,dc=apache,dc=org"/> <param name="main.ldapRealm.userSearchFilter" value="(&(objectclass=person)(sAMAccountName={2})(|(memberOf=cn=contractor,dc=hadoop,dc=apache,dc=org)(memberOf=cn=scientist,ou=grouds,dc=hadoop,dc=apache,dc=org))"/> <param name="main.ldapRealm.userObjectClass" value="person"/> users.ldif # Please replace with site specific values dn: dc=hadoop,dc=apache,dc=org objectclass: organization objectclass: dcObject o: Hadoop dc: hadoop # Entry for a sample people container # Please replace with site specific values dn: ou=people,dc=hadoop,dc=apache,dc=org objectclass:top objectclass:organizationalUnit ou: people # Entry for a sample contractor container # Please replace with site specific values dn: ou=contractor,dc=hadoop,dc=apache,dc=org objectclass:top objectclass:organizationalUnit ou: contractor # entry for sample user jerry dn: uid=jerry,ou=contractor,dc=hadoop,dc=apache,dc=org objectclass:top objectclass:person objectclass:organizationalPerson objectclass:inetOrgPerson cn: jerry sn: jerry uid: jerry userPassword:jerry-password # entry for sample user sam dn: uid=sam,ou=people,dc=hadoop,dc=apache,dc=org objectclass:top objectclass:person objectclass:organizationalPerson objectclass:inetOrgPerson cn: sam sn: sam uid: sam userPassword:sam-password # entry for sample user tom dn: uid=tom,ou=people,dc=hadoop,dc=apache,dc=org objectclass:top objectclass:person objectclass:organizationalPerson objectclass:inetOrgPerson cn: tom sn: tom uid: tom userPassword:tom-password # create FIRST Level groups branch dn: ou=groups,dc=hadoop,dc=apache,dc=org objectclass:top objectclass:organizationalUnit ou: groups description: generic groups branch # create the analyst group under groups dn: cn=analyst,ou=groups,dc=hadoop,dc=apache,dc=org objectclass:top objectclass: groupofnames cn: analyst description:analyst group member: uid=sam,ou=people,dc=hadoop,dc=apache,dc=org member: uid=tom,ou=people,dc=hadoop,dc=apache,dc=org # create the scientist group under groups dn: cn=scientist,ou=groups,dc=hadoop,dc=apache,dc=org objectclass:top objectclass: groupofnames cn: scientist description: scientist group member: uid=sam,ou=people,dc=hadoop,dc=apache,dc=org On Nov 7, 2018, at 4:45 PM, Kevin Risden <kris...@apache.org<mailto:kris...@apache.org>> wrote: Assuming you are referring to something like KNOX-1307 [1]? The user search filter you can create can filter by groups depending on what you are trying to do. memberOf is one way for AD to limit users to only ones in a certain group. 1. https://issues.apache.org/jira/browse/KNOX-1307 Kevin Risden On Wed, Nov 7, 2018 at 4:24 PM Raja Marimuthu <raja.marimu...@northbaysolutions.com<mailto:raja.marimu...@northbaysolutions.com>> wrote: Hi, We are trying to filter users by specific. LDAP groups, tried several options provided in the documentation : https://knox.apache.org/books/knox-1-1-0/user-guide.html#Advanced+LDAP+Authentication User Search by Filter · userSearchBase (Required) · userSearchFilter (Required) · userSearchScope (Optional) · principalRegex (Optional) Group filter is supported ? Do we have any working alternative to filter. Users by group ? Thanks Raja