3
0
Files
corteza/rbac/resources.go
2018-08-27 13:55:48 +02:00

128 lines
3.1 KiB
Go

package rbac
import (
"encoding/json"
"fmt"
"github.com/crusttech/crust/rbac/types"
"github.com/pkg/errors"
)
type (
Resources struct {
*Client
}
ResourcesRole struct {
Rolepath string `json:"role"`
Operation string `json:"operation"`
}
ResourcesInterface interface {
Create(resourceID string, operations []string) error
Get(resourceID string) (*types.Resource, error)
Delete(resourceID string) error
Grant(resourceID, rolepath string, operations []string) error
GrantMultiple(resourceID string, roles []ResourcesRole) error
CheckAccess(resourceID, operation, sessionID string) error
}
)
const (
resourcesCreate = "/resources/%s"
resourcesGet = "/resources/%s"
resourcesDelete = "/resources/%s"
resourcesGrant = "/resources/%s/grantPermission"
resourcesCheckAccess = "/resources/%s/checkAccess?operation=%s&session=%s"
)
func (u *Resources) CheckAccess(resourceID, operation, sessionID string) error {
resp, err := u.Client.Get(fmt.Sprintf(resourcesCheckAccess, resourceID, operation, sessionID))
if err != nil {
return errors.Wrap(err, "request failed")
}
defer resp.Body.Close()
switch resp.StatusCode {
case 200:
return nil
default:
return toError(resp)
}
}
func (u *Resources) Create(resourceID string, operations []string) error {
body := struct {
Operations []string `json:"operations"`
}{operations}
resp, err := u.Client.Post(fmt.Sprintf(resourcesCreate, resourceID), body)
if err != nil {
return errors.Wrap(err, "request failed")
}
defer resp.Body.Close()
switch resp.StatusCode {
case 200:
return nil
default:
return toError(resp)
}
}
func (u *Resources) Grant(resourceID, rolepath string, operations []string) error {
body := make([]ResourcesRole, len(operations))
for index, operation := range operations {
body[index] = ResourcesRole{rolepath, operation}
}
return u.GrantMultiple(resourceID, body)
}
func (u *Resources) GrantMultiple(resourceID string, roles []ResourcesRole) error {
body := struct {
Permissions []ResourcesRole `json:"permissions"`
}{roles}
resp, err := u.Client.Patch(fmt.Sprintf(resourcesGrant, resourceID), body)
if err != nil {
return errors.Wrap(err, "request failed")
}
defer resp.Body.Close()
switch resp.StatusCode {
case 200:
return nil
default:
return toError(resp)
}
}
func (u *Resources) Get(resourceID string) (*types.Resource, error) {
resp, err := u.Client.Get(fmt.Sprintf(resourcesGet, resourceID))
if err != nil {
return nil, errors.Wrap(err, "request failed")
}
defer resp.Body.Close()
switch resp.StatusCode {
case 200:
resource := &types.Resource{}
return resource, errors.Wrap(json.NewDecoder(resp.Body).Decode(resource), "decoding json failed")
default:
return nil, toError(resp)
}
}
func (u *Resources) Delete(resourceID string) error {
resp, err := u.Client.Delete(fmt.Sprintf(resourcesDelete, resourceID))
if err != nil {
return errors.Wrap(err, "request failed")
}
defer resp.Body.Close()
switch resp.StatusCode {
case 200:
return nil
default:
return toError(resp)
}
}
var _ ResourcesInterface = &Resources{}