influxdb/authorization/middleware_auth.go

125 lines
4.1 KiB
Go

package authorization
import (
"context"
"fmt"
"github.com/influxdata/influxdb/v2"
"github.com/influxdata/influxdb/v2/authorizer"
"github.com/influxdata/influxdb/v2/kit/platform"
"github.com/influxdata/influxdb/v2/kit/platform/errors"
)
type AuthedAuthorizationService struct {
s influxdb.AuthorizationService
ts TenantService
}
var _ influxdb.AuthorizationService = (*AuthedAuthorizationService)(nil)
func NewAuthedAuthorizationService(s influxdb.AuthorizationService, ts TenantService) *AuthedAuthorizationService {
return &AuthedAuthorizationService{
s: s,
ts: ts,
}
}
func (s *AuthedAuthorizationService) CreateAuthorization(ctx context.Context, a *influxdb.Authorization) error {
if _, _, err := authorizer.AuthorizeCreate(ctx, influxdb.AuthorizationsResourceType, a.OrgID); err != nil {
return err
}
if _, _, err := authorizer.AuthorizeWriteResource(ctx, influxdb.UsersResourceType, a.UserID); err != nil {
return err
}
if err := authorizer.VerifyPermissions(ctx, a.Permissions); err != nil {
return err
}
for _, v := range a.Permissions {
if v.Resource.Type == influxdb.InstanceResourceType {
return fmt.Errorf("authorizations cannot be created with the instance type, it is only used during setup")
}
}
return s.s.CreateAuthorization(ctx, a)
}
func (s *AuthedAuthorizationService) FindAuthorizationByToken(ctx context.Context, t string) (*influxdb.Authorization, error) {
a, err := s.s.FindAuthorizationByToken(ctx, t)
if err != nil {
return nil, err
}
if _, _, err := authorizer.AuthorizeRead(ctx, influxdb.AuthorizationsResourceType, a.ID, a.OrgID); err != nil {
return nil, err
}
if _, _, err := authorizer.AuthorizeReadResource(ctx, influxdb.UsersResourceType, a.UserID); err != nil {
return nil, err
}
return a, nil
}
func (s *AuthedAuthorizationService) FindAuthorizationByID(ctx context.Context, id platform.ID) (*influxdb.Authorization, error) {
a, err := s.s.FindAuthorizationByID(ctx, id)
if err != nil {
return nil, err
}
if _, _, err := authorizer.AuthorizeRead(ctx, influxdb.AuthorizationsResourceType, a.ID, a.OrgID); err != nil {
return nil, err
}
if _, _, err := authorizer.AuthorizeReadResource(ctx, influxdb.UsersResourceType, a.UserID); err != nil {
return nil, err
}
return a, nil
}
func (s *AuthedAuthorizationService) FindAuthorizations(ctx context.Context, filter influxdb.AuthorizationFilter, opt ...influxdb.FindOptions) ([]*influxdb.Authorization, int, error) {
// TODO: we'll likely want to push this operation into the database eventually since fetching the whole list of data
// will likely be expensive.
as, _, err := s.s.FindAuthorizations(ctx, filter, opt...)
if err != nil {
return nil, 0, err
}
return authorizer.AuthorizeFindAuthorizations(ctx, as)
}
func (s *AuthedAuthorizationService) UpdateAuthorization(ctx context.Context, id platform.ID, upd *influxdb.AuthorizationUpdate) (*influxdb.Authorization, error) {
a, err := s.s.FindAuthorizationByID(ctx, id)
if err != nil {
return nil, err
}
if _, _, err := authorizer.AuthorizeWrite(ctx, influxdb.AuthorizationsResourceType, a.ID, a.OrgID); err != nil {
return nil, err
}
if _, _, err := authorizer.AuthorizeWriteResource(ctx, influxdb.UsersResourceType, a.UserID); err != nil {
return nil, err
}
return s.s.UpdateAuthorization(ctx, id, upd)
}
func (s *AuthedAuthorizationService) DeleteAuthorization(ctx context.Context, id platform.ID) error {
a, err := s.s.FindAuthorizationByID(ctx, id)
if err != nil {
return err
}
if _, _, err := authorizer.AuthorizeWrite(ctx, influxdb.AuthorizationsResourceType, a.ID, a.OrgID); err != nil {
return err
}
if _, _, err := authorizer.AuthorizeWriteResource(ctx, influxdb.UsersResourceType, a.UserID); err != nil {
return err
}
return s.s.DeleteAuthorization(ctx, id)
}
// VerifyPermissions ensures that an authorization is allowed all of the appropriate permissions.
func VerifyPermissions(ctx context.Context, ps []influxdb.Permission) error {
for _, p := range ps {
if err := authorizer.IsAllowed(ctx, p); err != nil {
return &errors.Error{
Err: err,
Msg: fmt.Sprintf("permission %s is not allowed", p),
Code: errors.EForbidden,
}
}
}
return nil
}