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Fix up case where subscription is terminated due to ACLs changing or a snapshot restore occurring (#17566) 

* Fix up case where subscription is terminated due to ACLs changing or a snapshot restore occurring

* Add changelog entry

* Switch to use errors.Is
This commit is contained in:
Andrew Stucki 2023-06-05 13:10:17 -04:00 committed by GitHub
parent 88951bfafa
commit 4ddb88ec7e
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3
.changelog/17566.txt Normal file
View File

@ -0,0 +1,3 @@
```release-note:bug
xds: Fixed a bug where modifying ACLs on a token being actively used for an xDS connection caused all xDS updates to fail.
```

7
agent/proxycfg-glue/glue.go
View File

@ -5,6 +5,7 @@ package proxycfgglue
import ( import (
"context" "context"
"errors"
"github.com/hashicorp/go-hclog" "github.com/hashicorp/go-hclog"
"github.com/hashicorp/go-memdb" "github.com/hashicorp/go-memdb"
@ -141,6 +142,12 @@ func newUpdateEvent(correlationID string, result any, err error) proxycfg.Update
if acl.IsErrNotFound(err) { if acl.IsErrNotFound(err) {
err = proxycfg.TerminalError(err) err = proxycfg.TerminalError(err)
} }
// these are also errors where we should mark them
// as terminal for the sake of proxycfg, since they require
// a resubscribe.
if errors.Is(err, stream.ErrSubForceClosed) || errors.Is(err, stream.ErrShuttingDown) {
err = proxycfg.TerminalError(err)
}
return proxycfg.UpdateEvent{ return proxycfg.UpdateEvent{
CorrelationID: correlationID, CorrelationID: correlationID,
Result: result, Result: result,