traefik/vendor/github.com/oracle/oci-go-sdk/common/errors.go

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2019-03-14 10:04:04 +00:00
// Copyright (c) 2016, 2018, Oracle and/or its affiliates. All rights reserved.
package common
import (
"encoding/json"
"fmt"
"io/ioutil"
"net/http"
)
// ServiceError models all potential errors generated the service call
type ServiceError interface {
// The http status code of the error
GetHTTPStatusCode() int
// The human-readable error string as sent by the service
GetMessage() string
// A short error code that defines the error, meant for programmatic parsing.
// See https://docs.cloud.oracle.com/Content/API/References/apierrors.htm
GetCode() string
// Unique Oracle-assigned identifier for the request.
// If you need to contact Oracle about a particular request, please provide the request ID.
GetOpcRequestID() string
}
type servicefailure struct {
StatusCode int
Code string `json:"code,omitempty"`
Message string `json:"message,omitempty"`
OpcRequestID string `json:"opc-request-id"`
}
func newServiceFailureFromResponse(response *http.Response) error {
var err error
se := servicefailure{
StatusCode: response.StatusCode,
Code: "BadErrorResponse",
OpcRequestID: response.Header.Get("opc-request-id")}
//If there is an error consume the body, entirely
body, err := ioutil.ReadAll(response.Body)
if err != nil {
se.Message = fmt.Sprintf("The body of the response was not readable, due to :%s", err.Error())
return se
}
err = json.Unmarshal(body, &se)
if err != nil {
Debugf("Error response could not be parsed due to: %s", err.Error())
se.Message = fmt.Sprintf("Failed to parse json from response body due to: %s. With response body %s.", err.Error(), string(body[:]))
return se
}
return se
}
func (se servicefailure) Error() string {
return fmt.Sprintf("Service error:%s. %s. http status code: %d. Opc request id: %s",
se.Code, se.Message, se.StatusCode, se.OpcRequestID)
}
func (se servicefailure) GetHTTPStatusCode() int {
return se.StatusCode
}
func (se servicefailure) GetMessage() string {
return se.Message
}
func (se servicefailure) GetCode() string {
return se.Code
}
func (se servicefailure) GetOpcRequestID() string {
return se.OpcRequestID
}
// IsServiceError returns false if the error is not service side, otherwise true
// additionally it returns an interface representing the ServiceError
func IsServiceError(err error) (failure ServiceError, ok bool) {
failure, ok = err.(servicefailure)
return
}
type deadlineExceededByBackoffError struct{}
func (deadlineExceededByBackoffError) Error() string {
return "now() + computed backoff duration exceeds request deadline"
}
// DeadlineExceededByBackoff is the error returned by Call() when GetNextDuration() returns a time.Duration that would
// force the user to wait past the request deadline before re-issuing a request. This enables us to exit early, since
// we cannot succeed based on the configured retry policy.
var DeadlineExceededByBackoff error = deadlineExceededByBackoffError{}