Enumere todos los roles definidos.
Ejemplo de solicitud:
GET /api/role/v1/roles HTTP/1.1 Authorization: Basic Tm8gcGVla2luZyE= Host: zfs-storage.example.com:215 Accept: application/json
Resultado de ejemplo:
{
"roles": [{
"description": "Basic administration",
"href": "/api/role/v1/roles/basic",
"name": "basic",
"role": "basic"
}, {
"description": "a",
"href": "/api/role/v1/roles/rola",
"name": "rola",
"role": "rola"
}]
}