Casbin
Api

RBAC with Domains API

A more user-friendly API for RBAC with domains. This API is a subset of the Management API. RBAC users can use this API to simplify their code.

This simplified API is designed for RBAC with domains. It is a subset of the Management API, making it easier for RBAC users to work with domain-based policies.

Reference

The global variable e represents the Enforcer instance.

e, err := NewEnforcer("examples/rbac_with_domains_model.conf", "examples/rbac_with_domains_policy.csv")

typescript const e = await newEnforcer('examples/rbac_with_domains_model.conf', 'examples/rbac_with_domains_policy.csv')

$e = new Enforcer('examples/rbac_with_domains_model.conf', 'examples/rbac_with_domains_policy.csv');
e = casbin.Enforcer("examples/rbac_with_domains_model.conf", "examples/rbac_with_domains_policy.csv")
var e = new Enforcer("examples/rbac_with_domains_model.conf", "examples/rbac_with_domains_policy.csv");
let mut e = Enforcer::new("examples/rbac_with_domains_model.conf", "examples/rbac_with_domains_policy.csv").await?;
Enforcer e = new Enforcer("examples/rbac_with_domains_model.conf", "examples/rbac_with_domains_policy.csv");

GetUsersForRoleInDomain()

GetUsersForRoleInDomain() retrieves all users assigned to a specific role within a domain.

For example:

res := e.GetUsersForRoleInDomain("admin", "domain1")

typescript const res = e.getUsersForRoleInDomain("admin", "domain1")

res = e.get_users_for_role_in_domain("admin", "domain1")

GetRolesForUserInDomain()

GetRolesForUserInDomain() retrieves all roles assigned to a user within a domain.

For example:

res := e.GetRolesForUserInDomain("admin", "domain1")

typescript const res = e.getRolesForUserInDomain("alice", "domain1")

res = e.get_roles_for_user_in_domain("alice", "domain1")
List<String> res = e.getRolesForUserInDomain("admin", "domain1");

GetPermissionsForUserInDomain()

GetPermissionsForUserInDomain() retrieves all permissions for a user or role within a domain.

For example:

res := e.GetPermissionsForUserInDomain("alice", "domain1")
List<List<String>> res = e.getPermissionsForUserInDomain("alice", "domain1");

AddRoleForUserInDomain()

AddRoleForUserInDomain() assigns a role to a user within a domain. Returns false if the user already has the role (no changes made).

For example:

ok, err := e.AddRoleForUserInDomain("alice", "admin", "domain1")
ok = e.add_role_for_user_in_domain("alice", "admin", "domain1")
boolean ok = e.addRoleForUserInDomain("alice", "admin", "domain1");

DeleteRoleForUserInDomain()

DeleteRoleForUserInDomain() removes a role from a user within a domain. Returns false if the user does not have the role (no changes made).

For example:

ok, err := e.DeleteRoleForUserInDomain("alice", "admin", "domain1")
boolean ok = e.deleteRoleForUserInDomain("alice", "admin", "domain1");

DeleteRolesForUserInDomain()

DeleteRolesForUserInDomain() removes all roles from a user within a domain. Returns false if the user has no roles (no changes made).

For example:

ok, err := e.DeleteRolesForUserInDomain("alice", "domain1")

GetAllUsersByDomain()

GetAllUsersByDomain() retrieves all users associated with the specified domain. Returns an empty string array if no domain is defined in the model.

For example:

res := e.GetAllUsersByDomain("domain1")

DeleteAllUsersByDomain()

DeleteAllUsersByDomain() removes all users associated with the specified domain. Returns false if no domain is defined in the model.

For example:

ok, err := e.DeleteAllUsersByDomain("domain1")

DeleteDomains()

DeleteDomains() removes all associated users and roles for the specified domains. If no parameters are provided, all domains are deleted.

For example:

ok, err := e.DeleteDomains("domain1", "domain2")

GetAllDomains()

GetAllDomains() retrieves all domains.

For example:

res, _ := e.GetAllDomains()

When handling domain names that contain ::, unexpected behavior may occur. In Casbin, :: is a reserved keyword, similar to for or if in programming languages. Never use :: within a domain name.

GetAllRolesByDomain()

GetAllRolesByDomain() retrieves all roles associated with the specified domain.

For example:

res := e.GetAllRolesByDomain("domain1")

This method does not apply to domains that have an inheritance relationship, also known as implicit roles.

GetImplicitUsersForResourceByDomain()

GetImplicitUsersForResourceByDomain() returns implicit users based on resource and domain.

For example:

p, admin, domain1, data1, read
p, admin, domain1, data1, write
p, admin, domain2, data2, read
p, admin, domain2, data2, write
g, alice, admin, domain1
g, bob, admin, domain2

GetImplicitUsersForResourceByDomain("data1", "domain1") will return [["alice", "domain1", "data1", "read"],["alice", "domain1", "data1", "write"]], nil

ImplicitUsers, err := e.GetImplicitUsersForResourceByDomain("data1", "domain1")

Only users will be returned, roles (2nd arg in "g") will be excluded.

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