/
google_api_error.go
69 lines (59 loc) · 2.23 KB
/
google_api_error.go
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// MIT License
//
// Copyright (c) 2023 Matheus Pimenta
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in all
// copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
// SOFTWARE.
package server
import (
"encoding/json"
"errors"
"fmt"
"net/http"
"strings"
pkghttp "github.com/matheuscscp/gke-metadata-server/internal/http"
"google.golang.org/api/googleapi"
)
func respondGoogleAPIErrorf(w http.ResponseWriter, r *http.Request, format string, err error) {
const oauthSubstring = "oauth2/google: status code "
statusCode := http.StatusInternalServerError
var bodyString string
switch apiErr, strErr := (*googleapi.Error)(nil), err.Error(); {
case errors.As(err, &apiErr):
err = apiErr
statusCode = apiErr.Code
bodyString = apiErr.Body
case strings.Contains(strErr, oauthSubstring):
strErr = strErr[strings.Index(strErr, oauthSubstring)+len(oauthSubstring):]
if idx := strings.Index(strErr, ":"); idx >= 0 {
fmt.Sscan(strErr[:idx], &statusCode)
bodyString = strErr[idx+2:]
}
}
err = fmt.Errorf(format, err)
var body any
if json.Unmarshal([]byte(bodyString), &body) == nil && body != nil {
pkghttp.RespondError(w, r, statusCode, err, body)
return
}
if bodyString != "" {
pkghttp.RespondError(w, r, statusCode, err, bodyString)
return
}
pkghttp.RespondError(w, r, statusCode, err)
}