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[v18] Connect: clear client cache only after a successful login #61099

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Merged
gzdunek merged 1 commit into from
Nov 7, 2025
Merged

[v18] Connect: clear client cache only after a successful login #61099

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21 changes: 12 additions & 9 deletions lib/teleterm/apiserver/handler/handler_auth.go
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Original file line number Diff line number Diff line change
Expand Up @@ -40,10 +40,6 @@ func (s *Handler) Login(ctx context.Context, req *api.LoginRequest) (*api.EmptyR
return nil, trace.BadParameter("cluster URI must be a root URI")
}

if err = s.DaemonService.ClearCachedClientsForRoot(cluster.URI); err != nil {
return nil, trace.Wrap(err)
}

if req.Params == nil {
return nil, trace.BadParameter("missing login parameters")
}
Expand All @@ -61,6 +57,13 @@ func (s *Handler) Login(ctx context.Context, req *api.LoginRequest) (*api.EmptyR
return nil, trace.BadParameter("unsupported login parameters")
}

// Clear the cache after login, not before.
// During a re-login, another thread might try to retrieve a client from the cache.
// Because the cache is empty, it could initialize a new client using the previous certificate.
if err = s.DaemonService.ClearCachedClientsForRoot(cluster.URI); err != nil {
return nil, trace.Wrap(err)
}

return &api.EmptyResponse{}, nil
}

Expand Down Expand Up @@ -91,16 +94,16 @@ func (s *Handler) LoginPasswordless(stream api.TerminalService_LoginPasswordless
// daemon.Service.ResolveClusterURI.
clusterClient.MFAPromptConstructor = nil

if err := s.DaemonService.ClearCachedClientsForRoot(cluster.URI); err != nil {
return trace.Wrap(err)
}

// Start the prompt flow.
if err := cluster.PasswordlessLogin(stream.Context(), stream); err != nil {
return trace.Wrap(err)
}

return nil
// Clear the cache after login, not before.
// During a re-login, another thread might try to retrieve a client from the cache.
// Because the cache is empty, it could initialize a new client using the previous certificate.
err = s.DaemonService.ClearCachedClientsForRoot(cluster.URI)
return trace.Wrap(err)
}

// Logout logs a user out from a cluster
Expand Down
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