Files
egress-proxies-operator/internal/provider/gcp/errors.go

62 lines
1.7 KiB
Go

package gcp
import (
"errors"
"net/http"
"slices"
"google.golang.org/api/googleapi"
"gitea.home.hrajfrisbee.cz/kacerr/egress-proxies-operator/internal/provider"
)
// classify maps a GCP API error onto the provider taxonomy:
// 404 → NotFound; 429 and quota-flavored 403s → QuotaExceeded;
// 400/401/other 403s → Permanent; 408/5xx and anything unrecognized
// (network errors, context cancellation) → Transient, because retrying is
// always safer than latching Failed on an error nobody taught this
// function to recognize.
func classify(err error) error {
var gerr *googleapi.Error
if !errors.As(err, &gerr) {
return provider.ErrTransient
}
switch {
case gerr.Code == http.StatusNotFound:
return provider.ErrNotFound
case gerr.Code == http.StatusTooManyRequests:
return provider.ErrQuotaExceeded
case gerr.Code == http.StatusForbidden && hasReason(gerr, "quotaExceeded", "rateLimitExceeded"):
return provider.ErrQuotaExceeded
case gerr.Code == http.StatusBadRequest,
gerr.Code == http.StatusUnauthorized,
gerr.Code == http.StatusForbidden:
return provider.ErrPermanent
default:
return provider.ErrTransient
}
}
func (p *Provider) wrapErr(op, id string, err error) error {
return provider.Wrap(classify(err), op, p.name, id, err)
}
func hasReason(gerr *googleapi.Error, reasons ...string) bool {
for _, item := range gerr.Errors {
if slices.Contains(reasons, item.Reason) {
return true
}
}
return false
}
func isAlreadyExists(err error) bool {
var gerr *googleapi.Error
return errors.As(err, &gerr) && gerr.Code == http.StatusConflict
}
func isNotFound(err error) bool {
var gerr *googleapi.Error
return errors.As(err, &gerr) && gerr.Code == http.StatusNotFound
}