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package lfshttp
import (
"net/http"
"strings"
"github.com/git-lfs/git-lfs/v3/errors"
"github.com/git-lfs/git-lfs/v3/tr"
)
type httpError interface {
Error() string
HTTPResponse() *http.Response
}
func IsHTTP(err error) (*http.Response, bool) {
if httpErr, ok := err.(httpError); ok {
return httpErr.HTTPResponse(), true
}
return nil, false
}
type ClientError struct {
Message string `json:"message"`
DocumentationUrl string `json:"documentation_url,omitempty"`
RequestId string `json:"request_id,omitempty"`
response *http.Response
}
func (e *ClientError) HTTPResponse() *http.Response {
return e.response
}
func (e *ClientError) Error() string {
return e.Message
}
func (c *Client) handleResponse(res *http.Response) error {
if res.StatusCode < 400 {
return nil
}
cliErr := &ClientError{response: res}
err := DecodeJSON(res, cliErr)
if IsDecodeTypeError(err) {
err = nil
}
if err == nil {
if len(cliErr.Message) == 0 {
err = defaultError(res)
} else {
err = cliErr
}
}
if res.StatusCode == 401 {
return errors.NewAuthError(err)
}
if res.StatusCode == 422 {
return errors.NewUnprocessableEntityError(err)
}
if res.StatusCode == 429 {
// The Retry-After header could be set, check to see if it exists.
h := res.Header.Get("Retry-After")
retLaterErr := errors.NewRetriableLaterError(err, h)
if retLaterErr != nil {
return retLaterErr
}
return errors.NewRetriableError(err)
}
if res.StatusCode > 499 && res.StatusCode != 501 && res.StatusCode != 507 && res.StatusCode != 509 {
return errors.NewFatalError(err)
}
return err
}
type statusCodeError struct {
response *http.Response
}
func NewStatusCodeError(res *http.Response) error {
return &statusCodeError{response: res}
}
func (e *statusCodeError) Error() string {
req := e.response.Request
return tr.Tr.Get("Invalid HTTP status for %s %s: %d",
req.Method,
strings.SplitN(req.URL.String(), "?", 2)[0],
e.response.StatusCode,
)
}
func (e *statusCodeError) HTTPResponse() *http.Response {
return e.response
}
func defaultError(res *http.Response) error {
var msg string
defaultErrors := map[int]string{
400: "Client error: %s",
401: "Authorization error: %s\nCheck that you have proper access to the repository",
403: "Authorization error: %s\nCheck that you have proper access to the repository",
404: "Repository or object not found: %s\nCheck that it exists and that you have proper access to it",
422: "Unprocessable entity: %s",
429: "Rate limit exceeded: %s",
500: "Server error: %s",
501: "Not Implemented: %s",
507: "Insufficient server storage: %s",
509: "Bandwidth limit exceeded: %s",
}
if f, ok := defaultErrors[res.StatusCode]; ok {
msg = tr.Tr.Get(f, res.Request.URL)
} else if res.StatusCode < 500 {
msg = tr.Tr.Get("Client error %s from HTTP %d", res.Request.URL, res.StatusCode)
} else {
msg = tr.Tr.Get("Server error %s from HTTP %d", res.Request.URL, res.StatusCode)
}
return errors.New(msg)
}
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