blob: ff641d374ed121f71924aa36483265039ff02c1e [file] [log] [blame]
David Bainbridge0f758d42019-10-26 05:17:48 +00001/*
2 * Portions copyright 2019-present Open Networking Foundation
3 * Original copyright 2019-present Ciena Corporation
4 *
5 * Licensed under the Apache License, Version 2.0 (the "License");
6 * you may not use this file except in compliance with the License.
7 * You may obtain a copy of the License at
8 *
9 * http://www.apache.org/licenses/LICENSE-2.0
10 *
11 * Unless required by applicable law or agreed to in writing, software
12 * distributed under the License is distributed on an "AS IS" BASIS,
13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 * See the License for the specific language governing permissions and
15 * limitations under the License.
16 */
17
18package commands
19
20import (
21 "fmt"
22 "google.golang.org/grpc/status"
23 "regexp"
24 "strings"
25)
26
27var (
28 descRE = regexp.MustCompile(`desc = "(.*)"`)
29 try2RE = regexp.MustCompile(`all SubConns are in TransientFailure, latest connection error: (.*)`)
30 try3RE = regexp.MustCompile(`all SubConns are in TransientFailure, (.*)`)
31)
32
33func ErrorToString(err error) string {
34 if err == nil {
35 return ""
36 }
37
38 if st, ok := status.FromError(err); ok {
39 msg := st.Message()
40 if match := descRE.FindAllStringSubmatch(msg, 1); match != nil {
41 msg = match[0][1]
42 } else if match = try2RE.FindAllStringSubmatch(msg, 1); match != nil {
43 msg = match[0][1]
44 } else if match = try3RE.FindAllStringSubmatch(msg, 1); match != nil {
45 msg = match[0][1]
46 }
47
48 return fmt.Sprintf("%s: %s", strings.ToUpper(st.Code().String()), msg)
49 }
50 return err.Error()
51}