blob: 77390476d784627c83ed75a571e629c0f29c377d [file] [log] [blame]
// Copyright 2020 The LUCI Authors.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package gerrit
import (
"context"
"fmt"
"google.golang.org/grpc/codes"
"go.chromium.org/luci/common/errors"
"go.chromium.org/luci/common/logging"
"go.chromium.org/luci/common/retry/transient"
"go.chromium.org/luci/grpc/grpcutil"
)
// UnhandledError is used to process and annotate Gerrit errors.
func UnhandledError(ctx context.Context, err error, format string, args ...interface{}) error {
msg := fmt.Sprintf(format, args...)
ann := errors.Annotate(err, msg)
switch code := grpcutil.Code(err); code {
case
codes.OK,
codes.PermissionDenied,
codes.NotFound,
codes.FailedPrecondition:
// These must be handled before.
logging.Errorf(ctx, "FIXME unhandled Gerrit error: %s while %s", err, msg)
return ann.Err()
case
codes.InvalidArgument,
codes.Unauthenticated:
// This must not happen in practice unless there is a bug in CV or Gerrit.
logging.Errorf(ctx, "FIXME bug in CV: %s while %s", err, msg)
return ann.Err()
case codes.Unimplemented:
// This shouldn't happen in production, but may happen in development
// if gerrit.NewRESTClient doesn't actually implement fully the option
// or entire method that CV is coded to work with.
logging.Errorf(ctx, "FIXME likely bug in CV: %s while %s", err, msg)
return ann.Err()
default:
// Assume transient. If this turns out non-transient, then its code must be
// handled explicitly above.
return ann.Tag(transient.Tag).Err()
}
}