/
errors.go
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/
errors.go
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/*
Copyright 2020 The Kubermatic Kubernetes Platform contributors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
package errors
import (
"fmt"
"net/http"
)
// HTTPError represents an HTTP server error.
type HTTPError struct {
code int
msg string
details []string
}
// New creates a brand new HTTPError object
func New(code int, msg string) HTTPError {
return HTTPError{
code: code,
msg: msg,
}
}
// NewWithDetails creates a brand new HTTPError object
func NewWithDetails(code int, msg string, details []string) HTTPError {
return HTTPError{
code: code,
msg: msg,
details: details,
}
}
// Error implements the error interface.
func (err HTTPError) Error() string {
return err.msg
}
// StatusCode returns the status code for the error
func (err HTTPError) StatusCode() int {
return err.code
}
// Details returns additional message about the errors
func (err HTTPError) Details() []string {
return err.details
}
// NewNotFound creates a HTTP 404 error for a kind.
func NewNotFound(kind, name string) error {
return HTTPError{http.StatusNotFound, fmt.Sprintf("%s %q not found", kind, name), nil}
}
// NewWrongRequest creates a HTTP 400 error, if we got a wrong request type.
func NewWrongRequest(got, want interface{}) error {
return HTTPError{http.StatusBadRequest, fmt.Sprintf("Got a '%T' request - expected a '%T' request", got, want), nil}
}
// NewBadRequest creates a HTTP 400 error.
func NewBadRequest(msg string, options ...interface{}) error {
return HTTPError{http.StatusBadRequest, fmt.Sprintf(msg, options...), nil}
}
// NewConflict creates a HTTP 409 error for a kind in a datacenter.
func NewConflict(kind, dc, name string) error {
return HTTPError{http.StatusConflict, fmt.Sprintf("%s %q in dc %q already exists", kind, name, dc), nil}
}
// NewNotAuthorized creates a HTTP 401 error.
func NewNotAuthorized() error {
return HTTPError{http.StatusUnauthorized, "not authorized", nil}
}
// NewNotImplemented creates a HTTP 501 'not implemented' error.
func NewNotImplemented() error {
return HTTPError{http.StatusNotImplemented, "not implemented", nil}
}
// NewAlreadyExists creates a HTTP 409 already exists error
func NewAlreadyExists(kind, name string) error {
return HTTPError{http.StatusConflict, fmt.Sprintf("%s %q already exists", kind, name), nil}
}