1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
|
package auth
import (
"context"
"net/http"
"github.com/lxc/incus/v6/internal/server/certificate"
authScriptlet "github.com/lxc/incus/v6/internal/server/scriptlet/auth"
"github.com/lxc/incus/v6/shared/api"
"github.com/lxc/incus/v6/shared/logger"
)
// Scriptlet represents a scriptlet authorizer.
type Scriptlet struct {
commonAuthorizer
}
// CheckPermission returns an error if the user does not have the given Entitlement on the given Object.
func (s *Scriptlet) CheckPermission(ctx context.Context, r *http.Request, object Object, entitlement Entitlement) error {
details, err := s.requestDetails(r)
if err != nil {
return api.StatusErrorf(http.StatusForbidden, "Failed to extract request details: %v", err)
}
if details.isInternalOrUnix() {
return nil
}
authorized, err := authScriptlet.AuthorizationRun(logger.Log, details.actualDetails(), object.String(), string(entitlement))
if err != nil {
return api.StatusErrorf(http.StatusForbidden, "Authorization scriptlet execution failed with error: %v", err)
}
if authorized {
return nil
}
return api.StatusErrorf(http.StatusForbidden, "Permission denied")
}
// GetInstanceAccess returns the list of entities who have access to the instance.
func (s *Scriptlet) GetInstanceAccess(ctx context.Context, projectName string, instanceName string) (*api.Access, error) {
return authScriptlet.GetInstanceAccessRun(logger.Log, projectName, instanceName)
}
// GetPermissionChecker returns a function that can be used to check whether a user has the required entitlement on an authorization object.
func (s *Scriptlet) GetPermissionChecker(ctx context.Context, r *http.Request, entitlement Entitlement, objectType ObjectType) (PermissionChecker, error) {
allowFunc := func(b bool) func(Object) bool {
return func(Object) bool {
return b
}
}
details, err := s.requestDetails(r)
if err != nil {
return nil, api.StatusErrorf(http.StatusForbidden, "Failed to extract request details: %v", err)
}
if details.isInternalOrUnix() {
return allowFunc(true), nil
}
permissionChecker := func(o Object) bool {
authorized, err := authScriptlet.AuthorizationRun(logger.Log, details.actualDetails(), o.String(), string(entitlement))
if err != nil {
logger.Error("Authorization scriptlet execution failed", logger.Ctx{"err": err})
return false
}
return authorized
}
return permissionChecker, nil
}
// GetProjectAccess returns the list of entities who have access to the project.
func (s *Scriptlet) GetProjectAccess(ctx context.Context, projectName string) (*api.Access, error) {
return authScriptlet.GetProjectAccessRun(logger.Log, projectName)
}
func (s *Scriptlet) load(ctx context.Context, certificateCache *certificate.Cache, opts Opts) error {
return nil
}
|
