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25 lines
735 B
Go
25 lines
735 B
Go
// Copyright 2022 Liuxiangchao iwind.liu@gmail.com. All rights reserved. Official site: https://goedge.cn .
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package nodes
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import (
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"net/http"
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)
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func (this *HTTPRequest) doCheckUserAgent() (shouldStop bool) {
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if this.web.UserAgent == nil || !this.web.UserAgent.IsOn {
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return
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}
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const cacheSeconds = "3600" // 时间不能过长，防止修改设置后长期无法生效
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if this.web.UserAgent.MatchURL(this.URL()) && !this.web.UserAgent.AllowRequest(this.RawReq) {
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this.tags = append(this.tags, "userAgentCheck")
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this.writer.Header().Set("Cache-Control", "max-age="+cacheSeconds)
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this.writeCode(http.StatusForbidden, "The User-Agent has been blocked.", "当前访问已被UA名单拦截。")
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return true
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}
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return
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}
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