Most frequently there are questions on how to add/delete groups/users from Ambari. This document describes how to add/delete ambari's local users and groups (Delete applies to LDAP users/groups as well). This document should give a consolidated list of rest calls to manage users/groups. Following are the steps for end-to-end creation/updating users/groups using ambari REST API. 1) Creating a user : curl -iv -u admin:admin -H "X-Requested-By: ambari" -X POST -d '{"Users/user_name":"{USER}","Users/password":"{PASSWORD}","Users/active":"{ISACTIVE}","Users/admin":"{ISADMIN}"}' http://ambari-server:8080/api/v1/users 2) Change password of user : curl -iv -u admin:admin -H "X-Requested-By: ambari" -X PUT -d '{"Users/password":"{UPDATED_PASSWORD}"}' http://ambari-server:8080/api/v1/users/{USER} 3) Toggle user's admin status: curl -iv -u admin:admin -H "X-Requested-By: ambari" -X PUT -d '{"Users/admin":"{true/false}"}' http://ambari-server:8080/api/v1/users/{USER} 4) Creating a group : curl -iv -u admin:admin -H "X-Requested-By: ambari"-X POST -d '{"Groups/group_name":"{GROUP_NAME}"}' http://ambari-server:8080/api/v1/groups 5) Adding a user to a (new) group : curl -iv -u admin:admin -H "X-Requested-By: ambari"-X PUT -d '[{"MemberInfo/user_name":"{USER_NAME}","MemberInfo/group_name":"{GROUP_NAME}"}]' http://ambari-server:8080/api/v1/groups/{GROUP_NAME}/members This will delete users from the group if the group exists. 6) Adding user to the users list in a group : curl -iv -u admin:admin -H "X-Requested-By: ambari"-X POST -d '[{"MemberInfo/user_name":"{USER_NAME}","MemberInfo/group_name":"{GROUP_NAME}"}]' http://ambari-server:8080/api/v1/groups/{GROUP_NAME}/members 7) Get all users : curl -iv -u admin:admin -X GET http://ambari-server:8080/api/v1/users 😎 Get all groups : curl -iv -u admin:admin -X GET http://ambari-server:8080/api/v1/groups 9) Get members of a group : curl -iv -u admin:admin -X GET http://ambari-server:8080/api/v1/groups/{GROUP_NAME}/members 10) Get user info : curl -iv -u admin:admin -X GET http://ambari-server:8080/api/v1/groups/{GROUP_NAME} 11) Get group info : curl -iv -u admin:admin -X GET http://ambari-server:8080/api/v1/users/{USER_NAME} 12) Removing a user from the users list in a group : To remove a user from a group, request a PUT with request body having a list of users that should be included in the group (Exclude ones that need to be deleted) curl -iv -u admin:admin -H "X-Requested-By: ambari" -X PUT -d '[{"MemberInfo/user_name":"{USER_NAME1}","MemberInfo/group_name":"{GROUP_NAME}"},{"MemberInfo/user_name":"{USER_NAME2}","MemberInfo/group_name":"{GROUP_NAME}"}]' http://ambari-server:8080/api/v1/groups/{GROUP_NAME}/members 13) Delete a user using REST API : curl -iv -u admin:admin -H "X-Requested-By: ambari"-X DELETE http://ambari-server:8080/api/v1/users/{USER_NAME} 14) Delete a group using REST API : curl -iv -u admin:admin -H "X-Requested-By: ambari"-X DELETE http://ambari-server:8080/api/v1/groups/{GROUP_NAME} ... View more