forked from rancher/webhook
-
Notifications
You must be signed in to change notification settings - Fork 0
Commit
This commit does not belong to any branch on this repository, and may belong to a fork outside of the repository.
Validate LastUsedAt for Token and ClusterAuthToken (rancher#480)
Ref: rancher/rancher#45732 Co-authored-by: Peter Matseykanets <peter.matseykanets@suse.com>
- Loading branch information
1 parent
602351a
commit 2d732bc
Showing
9 changed files
with
554 additions
and
26 deletions.
There are no files selected for viewing
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
13 changes: 13 additions & 0 deletions
13
pkg/resources/cluster.cattle.io/v3/clusterauthtoken/ClusterAuthToken.md
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,13 @@ | ||
| ## Validation Checks | ||
|
|
||
| ### Invalid Fields - Create | ||
|
|
||
| When a ClusterAuthToken is created, the following checks take place: | ||
|
|
||
| - If set, `lastUsedAt` must be a valid date time according to RFC3339 (e.g. `2023-11-29T00:00:00Z`). | ||
|
|
||
| ### Invalid Fields - Update | ||
|
|
||
| When a ClusterAuthToken is updated, the following checks take place: | ||
|
|
||
| - If set, `lastUsedAt` must be a valid date time according to RFC3339 (e.g. `2023-11-29T00:00:00Z`). |
93 changes: 93 additions & 0 deletions
93
pkg/resources/cluster.cattle.io/v3/clusterauthtoken/validator.go
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,93 @@ | ||
| package clusterauthtoken | ||
|
|
||
| import ( | ||
| "encoding/json" | ||
| "fmt" | ||
| "time" | ||
|
|
||
| "github.com/rancher/webhook/pkg/admission" | ||
| admissionv1 "k8s.io/api/admission/v1" | ||
| admissionregistrationv1 "k8s.io/api/admissionregistration/v1" | ||
| "k8s.io/apimachinery/pkg/runtime/schema" | ||
| "k8s.io/apimachinery/pkg/util/validation/field" | ||
| "k8s.io/utils/trace" | ||
| ) | ||
|
|
||
| var gvr = schema.GroupVersionResource{ | ||
| Group: "cluster.cattle.io", | ||
| Version: "v3", | ||
| Resource: "clusterauthtokens", | ||
| } | ||
|
|
||
| // Validator validates clusterauthtokens. | ||
| type Validator struct { | ||
| admitter admitter | ||
| } | ||
|
|
||
| // NewValidator returns a new Validator instance. | ||
| func NewValidator() *Validator { | ||
| return &Validator{ | ||
| admitter: admitter{}, | ||
| } | ||
| } | ||
|
|
||
| // GVR returns the GroupVersionResource. | ||
| func (v *Validator) GVR() schema.GroupVersionResource { | ||
| return gvr | ||
| } | ||
|
|
||
| // Operations returns list of operations handled by the validator. | ||
| func (v *Validator) Operations() []admissionregistrationv1.OperationType { | ||
| return []admissionregistrationv1.OperationType{admissionregistrationv1.Update, admissionregistrationv1.Create} | ||
| } | ||
|
|
||
| // ValidatingWebhook returns the ValidatingWebhook. | ||
| func (v *Validator) ValidatingWebhook(clientConfig admissionregistrationv1.WebhookClientConfig) []admissionregistrationv1.ValidatingWebhook { | ||
| return []admissionregistrationv1.ValidatingWebhook{ | ||
| *admission.NewDefaultValidatingWebhook(v, clientConfig, admissionregistrationv1.ClusterScope, v.Operations()), | ||
| } | ||
| } | ||
|
|
||
| // Admitters returns the admitter objects. | ||
| func (v *Validator) Admitters() []admission.Admitter { | ||
| return []admission.Admitter{&v.admitter} | ||
| } | ||
|
|
||
| type admitter struct{} | ||
|
|
||
| // Admit handles the webhook admission requests. | ||
| func (a *admitter) Admit(request *admission.Request) (*admissionv1.AdmissionResponse, error) { | ||
| listTrace := trace.New("clusterAuthTokenValidator Admit", trace.Field{Key: "user", Value: request.UserInfo.Username}) | ||
| defer listTrace.LogIfLong(admission.SlowTraceDuration) | ||
|
|
||
| if request.Operation == admissionv1.Create || request.Operation == admissionv1.Update { | ||
| err := a.validateTokenFields(request) | ||
| if err != nil { | ||
| return admission.ResponseBadRequest(err.Error()), nil | ||
| } | ||
| } | ||
|
|
||
| return admission.ResponseAllowed(), nil | ||
| } | ||
|
|
||
| // PartialClusterAuthToken represents raw values of ClusterAuthToken fields. | ||
| type PartialClusterAuthToken struct { | ||
| LastUsedAt *string `json:"lastUsedAt"` | ||
| } | ||
|
|
||
| func (a *admitter) validateTokenFields(request *admission.Request) error { | ||
| var partial PartialClusterAuthToken | ||
|
|
||
| err := json.Unmarshal(request.Object.Raw, &partial) | ||
| if err != nil { | ||
| return fmt.Errorf("failed to get PartialClusterAuthToken from request: %w", err) | ||
| } | ||
|
|
||
| if partial.LastUsedAt != nil { | ||
| if _, err = time.Parse(time.RFC3339, *partial.LastUsedAt); err != nil { | ||
| return field.TypeInvalid(field.NewPath("lastUsedAt"), partial.LastUsedAt, err.Error()) | ||
| } | ||
| } | ||
|
|
||
| return nil | ||
| } |
Oops, something went wrong.