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fix(api): improve API response error handling (#2043)

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Signed-off-by: Pavel Boldyrev <627562+bpg@users.noreply.github.com>
This commit is contained in:
Pavel Boldyrev 2025-07-14 21:14:40 -04:00 committed by GitHub
parent 09e3cd62b7
commit 2c3f0c5578
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GPG Key ID: B5690EEEBB952194
3 changed files with 29 additions and 6 deletions
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17
proxmox/api/client.go
View File

@ -334,11 +334,22 @@ func validateResponseCode(res *http.Response) error {
errRes := &ErrorResponseBody{}
err := json.NewDecoder(res.Body).Decode(errRes)
if err == nil && errRes.Errors != nil {
if err == nil {
var errList []string
for k, v := range *errRes.Errors {
errList = append(errList, fmt.Sprintf("%s: %s", k, strings.TrimRight(v, "\n\r")))
if errRes.Errors != nil {
for k, v := range *errRes.Errors {
errList = append(errList, fmt.Sprintf("%s: %s", k, strings.TrimRight(v, "\n\r")))
}
}
if errRes.Message != nil && *errRes.Message != "" {
split := slices.Compact(strings.Split(*errRes.Message, "\n"))
// skip empty lines and the first line, which is a duplicate of the HTTP status message
split = slices.DeleteFunc(split, func(s string) bool {
return len(s) == 0 || strings.HasPrefix(s, msg)
})
errList = append(errList, split...)
}
msg = fmt.Sprintf("%s (%s)", msg, strings.Join(errList, " - "))

13
proxmox/api/client_test.go
View File

@ -9,6 +9,7 @@ package api
import (
"context"
"errors"
"io"
"net/http"
"reflect"
"strconv"
@ -53,6 +54,7 @@ func TestClientDoRequest(t *testing.T) {
tests := []struct {
name string
status string
body string
wantErr error
}{
{name: "no error", status: "200 OK", wantErr: nil},
@ -62,6 +64,15 @@ func TestClientDoRequest(t *testing.T) {
Code: 500,
Message: "Internal Server Error",
}},
{
name: "500 status with body",
status: "500 create sdn zone object failed: 400 Parameter verification failed.",
body: `{"message":"create sdn zone object failed: 400 Parameter verification failed.\nipam: ipam-simple not existing\n","data":null}`,
wantErr: &HTTPError{
Code: 500,
Message: "create sdn zone object failed: 400 Parameter verification failed. (ipam: ipam-simple not existing)",
},
},
}
for _, tt := range tests {
@ -77,7 +88,7 @@ func TestClientDoRequest(t *testing.T) {
return &http.Response{
Status: tt.status,
StatusCode: sc,
Body: nil,
Body: io.NopCloser(strings.NewReader(tt.body)),
}
}),
},

5
proxmox/api/client_types.go
View File

@ -20,8 +20,9 @@ type MultiPartData struct {
// ErrorResponseBody contains the body of an error response.
type ErrorResponseBody struct {
Data *string `json:"data"`
Errors *map[string]string `json:"errors"`
Data *string `json:"data"`
Message *string `json:"message"`
Errors *map[string]string `json:"errors"`
}
// FileUploadRequest is a request for uploading a file.