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			78 lines
		
	
	
		
			1.7 KiB
		
	
	
	
		
			Go
		
	
	
	
	
	
			
		
		
	
	
			78 lines
		
	
	
		
			1.7 KiB
		
	
	
	
		
			Go
		
	
	
	
	
	
// Copyright 2021 Liuxiangchao iwind.liu@gmail.com. All rights reserved.
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package waf
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import (
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	"github.com/TeaOSLab/EdgeNode/internal/waf/requests"
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	"net/http"
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)
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type PageAction struct {
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	BaseAction
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	UseDefault bool   `yaml:"useDefault" json:"useDefault"`
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	Status     int    `yaml:"status" json:"status"`
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	Body       string `yaml:"body" json:"body"`
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}
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func (this *PageAction) Init(waf *WAF) error {
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	if waf.DefaultPageAction != nil {
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		if this.Status <= 0 || this.UseDefault {
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			this.Status = waf.DefaultPageAction.Status
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		}
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		if len(this.Body) == 0 || this.UseDefault {
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			this.Body = waf.DefaultPageAction.Body
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		}
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	}
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	if this.Status <= 0 {
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		this.Status = http.StatusForbidden
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	}
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	return nil
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}
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func (this *PageAction) Code() string {
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	return ActionPage
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}
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func (this *PageAction) IsAttack() bool {
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	return false
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}
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// WillChange determine if the action will change the request
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func (this *PageAction) WillChange() bool {
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	return true
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}
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// Perform the action
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func (this *PageAction) Perform(waf *WAF, group *RuleGroup, set *RuleSet, request requests.Request, writer http.ResponseWriter) (continueRequest bool, goNextSet bool) {
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	if writer == nil {
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		return
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	}
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	request.ProcessResponseHeaders(writer.Header(), this.Status)
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	writer.Header().Set("Content-Type", "text/html; charset=utf-8")
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	writer.WriteHeader(this.Status)
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	var body = this.Body
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	if len(body) == 0 {
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		body = `<!DOCTYPE html>
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<html lang="en">
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<head>
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	<title>403 Forbidden</title>
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	<style>
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		address { line-height: 1.8; }
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	</style>
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</head>
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<body>
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<h1>403 Forbidden By WAF</h1>
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<address>Connection: ${remoteAddr} (Client) -> ${serverAddr} (Server)</address>
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<address>Request ID: ${requestId}</address>
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</body>
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</html>`
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	}
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	_, _ = writer.Write([]byte(request.Format(body)))
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	return false, false
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}
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