ingress-nginx-helm/internal/ingress/annotations/defaultbackend/main.go
Ricardo Katz 78afe7e389
Drop v1beta1 from ingress nginx (#7156)
* Drop v1beta1 from ingress nginx

Signed-off-by: Ricardo Pchevuzinske Katz <ricardo.katz@gmail.com>

* Fix intorstr logic in controller

Signed-off-by: Ricardo Pchevuzinske Katz <ricardo.katz@gmail.com>

* fixing admission

Signed-off-by: Ricardo Pchevuzinske Katz <ricardo.katz@gmail.com>

* more intorstr fixing

* correct template rendering

Signed-off-by: Ricardo Pchevuzinske Katz <ricardo.katz@gmail.com>

* Fix e2e tests for v1 api

Signed-off-by: Ricardo Pchevuzinske Katz <ricardo.katz@gmail.com>

* Fix gofmt errors

* This is finally working...almost there...

Signed-off-by: Ricardo Pchevuzinske Katz <ricardo.katz@gmail.com>

* Re-add removed validation of AdmissionReview
2021-06-23 14:20:10 -07:00

53 lines
1.4 KiB
Go

/*
Copyright 2015 The Kubernetes Authors.
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 defaultbackend
import (
"fmt"
"github.com/pkg/errors"
networking "k8s.io/api/networking/v1"
"k8s.io/ingress-nginx/internal/ingress/annotations/parser"
"k8s.io/ingress-nginx/internal/ingress/resolver"
)
type backend struct {
r resolver.Resolver
}
// NewParser creates a new default backend annotation parser
func NewParser(r resolver.Resolver) parser.IngressAnnotation {
return backend{r}
}
// Parse parses the annotations contained in the ingress to use
// a custom default backend
func (db backend) Parse(ing *networking.Ingress) (interface{}, error) {
s, err := parser.GetStringAnnotation("default-backend", ing)
if err != nil {
return nil, err
}
name := fmt.Sprintf("%v/%v", ing.Namespace, s)
svc, err := db.r.GetService(name)
if err != nil {
return nil, errors.Wrapf(err, "unexpected error reading service %v", name)
}
return svc, nil
}