89 lines
2.3 KiB
Go
89 lines
2.3 KiB
Go
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/*
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Copyright 2018 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 modsecurity
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import (
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extensions "k8s.io/api/extensions/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 contains the AuthSSLCert used for mutual authentication
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// and the configured ValidationDepth
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type Config struct {
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Enable bool `json:"enable-modsecurity"`
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OWASPRules bool `json:"enable-owasp-core-rules"`
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TransactionID string `json:"modsecurity-transaction-id"`
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}
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// Equal tests for equality between two Config types
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func (modsec1 *Config) Equal(modsec2 *Config) bool {
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if modsec1 == modsec2 {
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return true
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}
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if modsec1 == nil || modsec2 == nil {
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return false
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}
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if modsec1.Enable != modsec2.Enable {
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return false
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}
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if modsec1.OWASPRules != modsec2.OWASPRules {
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return false
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}
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if modsec1.TransactionID != modsec2.TransactionID {
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return false
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}
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return true
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}
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// NewParser creates a new ModSecurity annotation parser
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func NewParser(resolver resolver.Resolver) parser.IngressAnnotation {
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return modSecurity{resolver}
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}
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type modSecurity struct {
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r resolver.Resolver
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}
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// Parse parses the annotations contained in the ingress
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// rule used to enable ModSecurity in a particular location
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func (a modSecurity) Parse(ing *extensions.Ingress) (interface{}, error) {
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enableModSecurity, err := parser.GetBoolAnnotation("enable-modsecurity", ing)
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if err != nil {
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enableModSecurity = false
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}
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owaspRules, err := parser.GetBoolAnnotation("enable-owasp-core-rules", ing)
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if err != nil {
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owaspRules = false
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}
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transactionID, err := parser.GetStringAnnotation("modsecurity-transaction-id", ing)
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if err != nil {
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transactionID = ""
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}
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return Config{
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Enable: enableModSecurity,
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OWASPRules: owaspRules,
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TransactionID: transactionID,
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}, nil
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}
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