97 lines
2.7 KiB
Go
97 lines
2.7 KiB
Go
/*
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Copyright 2016 The Kubernetes Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package rewrite
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import (
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networking "k8s.io/api/networking/v1beta1"
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"k8s.io/ingress-nginx/internal/ingress/annotations/parser"
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"k8s.io/ingress-nginx/internal/ingress/resolver"
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)
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// Config describes the per location redirect config
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type Config struct {
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// Target URI where the traffic must be redirected
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Target string `json:"target"`
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// SSLRedirect indicates if the location section is accessible SSL only
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SSLRedirect bool `json:"sslRedirect"`
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// ForceSSLRedirect indicates if the location section is accessible SSL only
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ForceSSLRedirect bool `json:"forceSSLRedirect"`
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// AppRoot defines the Application Root that the Controller must redirect if it's in '/' context
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AppRoot string `json:"appRoot"`
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// UseRegex indicates whether or not the locations use regex paths
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UseRegex bool `json:"useRegex"`
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}
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// Equal tests for equality between two Redirect types
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func (r1 *Config) Equal(r2 *Config) bool {
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if r1 == r2 {
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return true
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}
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if r1 == nil || r2 == nil {
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return false
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}
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if r1.Target != r2.Target {
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return false
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}
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if r1.SSLRedirect != r2.SSLRedirect {
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return false
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}
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if r1.ForceSSLRedirect != r2.ForceSSLRedirect {
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return false
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}
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if r1.AppRoot != r2.AppRoot {
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return false
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}
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if r1.UseRegex != r2.UseRegex {
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return false
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}
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return true
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}
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type rewrite struct {
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r resolver.Resolver
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}
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// NewParser creates a new rewrite annotation parser
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func NewParser(r resolver.Resolver) parser.IngressAnnotation {
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return rewrite{r}
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}
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// ParseAnnotations parses the annotations contained in the ingress
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// rule used to rewrite the defined paths
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func (a rewrite) Parse(ing *networking.Ingress) (interface{}, error) {
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var err error
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config := &Config{}
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config.Target, _ = parser.GetStringAnnotation("rewrite-target", ing)
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config.SSLRedirect, err = parser.GetBoolAnnotation("ssl-redirect", ing)
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if err != nil {
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config.SSLRedirect = a.r.GetDefaultBackend().SSLRedirect
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}
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config.ForceSSLRedirect, err = parser.GetBoolAnnotation("force-ssl-redirect", ing)
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if err != nil {
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config.ForceSSLRedirect = a.r.GetDefaultBackend().ForceSSLRedirect
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}
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config.AppRoot, _ = parser.GetStringAnnotation("app-root", ing)
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config.UseRegex, _ = parser.GetBoolAnnotation("use-regex", ing)
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return config, nil
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}
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