[ 
https://issues.apache.org/jira/browse/RANGER-2512?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Ramesh Mani updated RANGER-2512:
--------------------------------
    Description: RangerRolesRESTClient for fetching roles by user and groups }  
(was: RangerRolesRESTClient for fetching roles by user and groups

RESTful end points for this apis:
{code:java}
/service/roles/roles/username/{userName}
/service/roles/roles/groupname/{groupName}
/service/roles/roles/usergroups?userName={userName1}&groupName={groupName1}it&groupName={groupName2}"
{code}

API signature would be
{code:java}
public Set<RangerRole> getRolesByUserName(String userName) 
public Set<RangerRole> getRolesByGroupName(String groupName)
public Set<RangerRole> getRolesByUserGroups(String userName, List<String> 
groupNames)
{code}

Client call for this would be :
{code:java}
// url -> Ranger Admin url
// sslFile -> file location with SSL config when ranger is in SSL mode.
RangerRolesRESTClient rangerRolesRESTClient = new 
RangerRolesRESTClient(url,sslFile);

            if (StringUtils.isNotEmpty(userName) && 
StringUtils.isEmpty(groupName)) {
                Set<RangerRole> roles = 
rangerRolesRESTClient.getRolesByUserName(userName);
                System.out.println("Roles for user:" + userName + " => " + 
roles);
            }

            if (StringUtils.isNotEmpty(groupName) && 
StringUtils.isEmpty(userName)) {
                Set<RangerRole>roles = 
rangerRolesRESTClient.getRolesByGroupName(groupName);
                System.out.println("Roles for group:" + groupName + " => " + 
roles);
            }

            if (StringUtils.isNotEmpty(userName) && 
CollectionUtils.isNotEmpty(groupList)) {
                Set<RangerRole> roles = 
rangerRolesRESTClient.getRolesByUserGroups(userName,groupList);
                System.out.println("Roles for user: " + userName + " groups: " 
+ groupList + " => " + roles);
            }
{code}

)

> RangerRolesRESTClient for serving user group roles to the plugin for 
> evaluation
> -------------------------------------------------------------------------------
>
>                 Key: RANGER-2512
>                 URL: https://issues.apache.org/jira/browse/RANGER-2512
>             Project: Ranger
>          Issue Type: Bug
>          Components: Ranger
>    Affects Versions: 2.0.0
>            Reporter: Ramesh Mani
>            Assignee: Ramesh Mani
>            Priority: Major
>
> RangerRolesRESTClient for fetching roles by user and groups }



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