Add Copy to AccessRequest. (#23638)

* Add Copy to AccessRequest.

A Copy function has been added to the AccessRequest. This will assist in
monitoring of access requests for the Okta app access integration feature.

* Ensure all access request timestamps are UTC.

* AccessReviews are also set to UTC.

api/types/access_request.go

@@ -23,6 +23,7 @@ import (
 	"sort"
 	"time"
 
+	"github.com/gogo/protobuf/proto"
 	"github.com/gravitational/trace"
 
 	"github.com/gravitational/teleport/api/utils"
@@ -103,6 +104,8 @@ type AccessRequest interface {
 	GetDryRun() bool
 	// SetDryRun sets the dry run flag on the request.
 	SetDryRun(bool)
+	// Copy returns a copy of the access request resource.
+	Copy() AccessRequest
 }
 
 // NewAccessRequest assembles an AccessRequest resource.
@@ -168,7 +171,7 @@ func (r *AccessRequestV3) GetCreationTime() time.Time {
 
 // SetCreationTime sets CreationTime
 func (r *AccessRequestV3) SetCreationTime(t time.Time) {
-	r.Spec.Created = t
+	r.Spec.Created = t.UTC()
 }
 
 // GetAccessExpiry gets AccessExpiry
@@ -178,7 +181,7 @@ func (r *AccessRequestV3) GetAccessExpiry() time.Time {
 
 // SetAccessExpiry sets AccessExpiry
 func (r *AccessRequestV3) SetAccessExpiry(expiry time.Time) {
-	r.Spec.Expires = expiry
+	r.Spec.Expires = expiry.UTC()
 }
 
 // GetRequestReason gets RequestReason
@@ -261,7 +264,12 @@ func (r *AccessRequestV3) SetRoleThresholdMapping(rtm map[string]ThresholdIndexS
 
 // SetReviews sets the list of currently applied access reviews.
 func (r *AccessRequestV3) SetReviews(revs []AccessReview) {
-	r.Spec.Reviews = revs
+	utcRevs := make([]AccessReview, len(revs))
+	for i, rev := range revs {
+		utcRevs[i] = rev
+		utcRevs[i].Created = rev.Created.UTC()
+	}
+	r.Spec.Reviews = utcRevs
 }
 
 // GetReviews gets the list of currently applied access reviews.
@@ -363,7 +371,7 @@ func (r *AccessRequestV3) Expiry() time.Time {
 
 // SetExpiry sets Expiry
 func (r *AccessRequestV3) SetExpiry(expiry time.Time) {
-	r.Metadata.SetExpiry(expiry)
+	r.Metadata.SetExpiry(expiry.UTC())
 }
 
 // GetMetadata gets Metadata
@@ -412,6 +420,11 @@ func (r *AccessRequestV3) SetDryRun(dryRun bool) {
 	r.Spec.DryRun = dryRun
 }
 
+// Copy returns a copy of the access request resource.
+func (r *AccessRequestV3) Copy() AccessRequest {
+	return proto.Clone(r).(*AccessRequestV3)
+}
+
 // GetLabel retrieves the label with the provided key. If not found
 // value will be empty and ok will be false.
 func (r *AccessRequestV3) GetLabel(key string) (value string, ok bool) {