db.revokePrivilegesFromRole()¶

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Definition
Behavior
Required Access
Example

Definition¶

db.revokePrivilegesFromRole(rolename, privileges, writeConcern)¶

Removes the specified privileges from the user-defined role on the database where the method runs. The revokePrivilegesFromRole method has the following syntax:

db.revokePrivilegesFromRole(
    "<rolename>",
    [
        { resource: { <resource> }, actions: [ "<action>", ... ] },
        ...
    ],
    { <writeConcern> }
)

The revokePrivilegesFromRole method takes the following arguments:

Parameter	Type	Description
`rolename`	string	The name of the user-defined role from which to revoke privileges.
`privileges`	array	An array of privileges to remove from the role. See `privileges` for more information on the format of the privileges.
`writeConcern`	document	Optional. The level of write concern for the modification. The `writeConcern` document takes the same fields as the `getLastError` command.

The db.revokePrivilegesFromRole() method wraps the revokePrivilegesFromRole command.

Behavior¶

To revoke a privilege, the resource document pattern must match exactly the resource field of that privilege. The actions field can be a subset or match exactly.

For example, given the role accountRole in the products database with the following privilege that specifies the products database as the resource:

{
  "resource" : {
      "db" : "products",
      "collection" : ""
  },
  "actions" : [
      "find",
      "update"
  ]
}

You cannot revoke find and/or update from just one collection in the products database. The following operations result in no change to the role:

use products
db.revokePrivilegesFromRole(
   "accountRole",
   [
     {
       resource : {
          db : "products",
          collection : "gadgets"
       },
       actions : [
          "find",
          "update"
       ]
     }
   ]
)

db.revokePrivilegesFromRole(
   "accountRole",
   [
     {
       resource : {
          db : "products",
          collection : "gadgets"
       },
       actions : [
          "find"
       ]
     }
   ]
)

To revoke the "find" and/or the "update" action from the role accountRole, you must match the resource document exactly. For example, the following operation revokes just the "find" action from the existing privilege.

use products
db.revokePrivilegesFromRole(
   "accountRole",
   [
     {
       resource : {
          db : "products",
          collection : ""
       },
       actions : [
          "find"
       ]
     }
   ]
)

Required Access¶

You must have the revokeRole action on the database a privilege targets in order to revoke that privilege. If the privilege targets multiple databases or the cluster resource, you must have the revokeRole action on the admin database.

Example¶

The following operation removes multiple privileges from the associates role:

db.revokePrivilegesFromRole(
   "associate",
   [
     {
       resource: { db: "products", collection: "" },
       actions: [ "createCollection", "createIndex", "find" ]
     },
     {
       resource: { db: "products", collection: "orders" },
       actions: [ "insert" ]
     }
   ],
   { w: "majority" }
)

← db.grantPrivilegesToRole() db.grantRolesToRole() →