添加不验证DNSSEC的域名功能
This commit is contained in:
10
CHANGELOG.md
10
CHANGELOG.md
@@ -2,6 +2,16 @@
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所有对本项目的显著更改都将记录在此文件中。
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## [1.1.2] - 2025-12-19
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### 添加
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- 添加不验证DNSSEC的域名功能,支持通过配置文件指定需要跳过DNSSEC验证的域名模式
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- 在DNSConfig结构体中增加NoDNSSECDomains字段,用于存储不验证DNSSEC的域名模式列表
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### 修改
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- 在forwardDNSRequestWithCache函数中添加域名匹配逻辑,检查域名是否包含不验证DNSSEC的模式
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- 在所有查询模式(parallel、loadbalance、fastest-ip、default)中实现跳过DNSSEC验证的功能
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## [1.1.1] - 2025-12-19
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### 修改
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@@ -40,6 +40,12 @@
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},
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"prefixDomain": [
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""
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],
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"noDNSSECDomains": [
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"amazehome.cn",
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"addr.arpa",
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"amazehome.xyz",
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".cn"
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]
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},
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"http": {
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@@ -24,6 +24,7 @@ type DNSConfig struct {
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EnableDNSSEC bool `json:"enableDNSSEC"` // 是否启用DNSSEC支持
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QueryMode string `json:"queryMode"` // 查询模式:"loadbalance"(负载均衡)、"parallel"(并行请求)、"fastest-ip"(最快的IP地址)
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DomainSpecificDNS DomainSpecificDNS `json:"domainSpecificDNS"` // 域名特定DNS服务器配置
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NoDNSSECDomains []string `json:"noDNSSECDomains"` // 不验证DNSSEC的域名模式列表
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PrefixDomain []string `json:"prefixDomain"` // 搜索域名前缀列表,对应/etc/resolv.conf中的search domain
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}
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5
cookies.txt
Normal file
5
cookies.txt
Normal file
@@ -0,0 +1,5 @@
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# Netscape HTTP Cookie File
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# https://curl.se/docs/http-cookies.html
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# This file was generated by libcurl! Edit at your own risk.
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#HttpOnly_localhost FALSE / FALSE 1765974335 session_id 1765887935065810022_0
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BIN
dns-server
BIN
dns-server
Binary file not shown.
@@ -356,7 +356,7 @@ func (s *Server) handleDNSRequest(w dns.ResponseWriter, r *dns.Msg) {
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if r.RecursionDesired == false {
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response := new(dns.Msg)
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response.SetReply(r)
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response.RecursionAvailable = true
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// 不再硬编码RecursionAvailable,使用默认值或上游返回的值
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response.SetRcode(r, dns.RcodeRefused)
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w.WriteMsg(response)
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@@ -606,7 +606,7 @@ func (s *Server) handleDNSRequest(w dns.ResponseWriter, r *dns.Msg) {
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func (s *Server) handleHostsResponse(w dns.ResponseWriter, r *dns.Msg, ip string) {
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response := new(dns.Msg)
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response.SetReply(r)
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response.RecursionAvailable = true
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// 不再硬编码RecursionAvailable,使用默认值或上游返回的值
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if len(r.Question) > 0 {
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q := r.Question[0]
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@@ -646,7 +646,7 @@ func (s *Server) handleBlockedResponse(w dns.ResponseWriter, r *dns.Msg, domain
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response := new(dns.Msg)
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response.SetReply(r)
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response.RecursionAvailable = true
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// 不再硬编码RecursionAvailable,使用默认值或上游返回的值
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// 获取屏蔽方法配置
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blockMethod := "NXDOMAIN" // 默认值
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@@ -717,6 +717,17 @@ func (s *Server) forwardDNSRequestWithCache(r *dns.Msg, domain string) (*dns.Msg
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var udpSize uint16 = 4096
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var doFlag bool = s.config.EnableDNSSEC
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// 检查域名是否匹配不验证DNSSEC的模式
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noDNSSEC := false
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for _, pattern := range s.config.NoDNSSECDomains {
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if strings.Contains(domain, pattern) {
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noDNSSEC = true
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doFlag = false
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logger.Debug("域名匹配到不验证DNSSEC的模式", "domain", domain, "pattern", pattern)
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break
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}
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}
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// 检查客户端请求是否包含EDNS记录
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if opt := r.IsEdns0(); opt != nil {
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// 保留客户端的UDP缓冲区大小
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@@ -816,14 +827,12 @@ func (s *Server) forwardDNSRequestWithCache(r *dns.Msg, domain string) (*dns.Msg
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// 更新服务器统计信息
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s.updateServerStats(resp.server, true, resp.rtt)
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// 设置递归可用标志
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resp.response.RecursionAvailable = true
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// 检查是否包含DNSSEC记录
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containsDNSSEC := s.hasDNSSECRecords(resp.response)
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// 如果启用了DNSSEC且响应包含DNSSEC记录,验证DNSSEC签名
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if s.config.EnableDNSSEC && containsDNSSEC {
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// 但如果域名匹配不验证DNSSEC的模式,则跳过验证
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if s.config.EnableDNSSEC && containsDNSSEC && !noDNSSEC {
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// 验证DNSSEC记录
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signatureValid := s.verifyDNSSEC(resp.response)
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@@ -843,6 +852,9 @@ func (s *Server) forwardDNSRequestWithCache(r *dns.Msg, domain string) (*dns.Msg
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stats.DNSSECFailed++
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})
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}
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} else if noDNSSEC {
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// 对于不验证DNSSEC的域名,始终设置AD标志为false
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resp.response.AuthenticatedData = false
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}
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// 如果响应成功或为NXDOMAIN,根据DNSSEC状态选择最佳响应
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@@ -910,14 +922,12 @@ func (s *Server) forwardDNSRequestWithCache(r *dns.Msg, domain string) (*dns.Msg
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// 更新服务器统计信息
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s.updateServerStats(selectedServer, true, rtt)
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// 设置递归可用标志
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response.RecursionAvailable = true
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// 检查是否包含DNSSEC记录
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containsDNSSEC := s.hasDNSSECRecords(response)
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// 如果启用了DNSSEC且响应包含DNSSEC记录,验证DNSSEC签名
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if s.config.EnableDNSSEC && containsDNSSEC {
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// 但如果域名匹配不验证DNSSEC的模式,则跳过验证
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if s.config.EnableDNSSEC && containsDNSSEC && !noDNSSEC {
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// 验证DNSSEC记录
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signatureValid := s.verifyDNSSEC(response)
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@@ -937,6 +947,9 @@ func (s *Server) forwardDNSRequestWithCache(r *dns.Msg, domain string) (*dns.Msg
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stats.DNSSECFailed++
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})
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}
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} else if noDNSSEC {
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// 对于不验证DNSSEC的域名,始终设置AD标志为false
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response.AuthenticatedData = false
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}
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// 如果响应成功或为NXDOMAIN,根据DNSSEC状态选择最佳响应
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@@ -1003,14 +1016,12 @@ func (s *Server) forwardDNSRequestWithCache(r *dns.Msg, domain string) (*dns.Msg
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// 更新服务器统计信息
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s.updateServerStats(fastestServer, true, rtt)
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// 设置递归可用标志
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response.RecursionAvailable = true
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// 检查是否包含DNSSEC记录
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containsDNSSEC := s.hasDNSSECRecords(response)
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// 如果启用了DNSSEC且响应包含DNSSEC记录,验证DNSSEC签名
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if s.config.EnableDNSSEC && containsDNSSEC {
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// 但如果域名匹配不验证DNSSEC的模式,则跳过验证
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if s.config.EnableDNSSEC && containsDNSSEC && !noDNSSEC {
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// 验证DNSSEC记录
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signatureValid := s.verifyDNSSEC(response)
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@@ -1030,6 +1041,9 @@ func (s *Server) forwardDNSRequestWithCache(r *dns.Msg, domain string) (*dns.Msg
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stats.DNSSECFailed++
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})
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}
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} else if noDNSSEC {
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// 对于不验证DNSSEC的域名,始终设置AD标志为false
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response.AuthenticatedData = false
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}
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// 如果响应成功或为NXDOMAIN,根据DNSSEC状态选择最佳响应
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@@ -1110,14 +1124,13 @@ func (s *Server) forwardDNSRequestWithCache(r *dns.Msg, domain string) (*dns.Msg
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// 处理所有响应
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for resp := range responses {
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if resp.error == nil && resp.response != nil {
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// 设置递归可用标志
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resp.response.RecursionAvailable = true
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// 检查是否包含DNSSEC记录
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containsDNSSEC := s.hasDNSSECRecords(resp.response)
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// 如果启用了DNSSEC且响应包含DNSSEC记录,验证DNSSEC签名
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if s.config.EnableDNSSEC && containsDNSSEC {
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// 但如果域名匹配不验证DNSSEC的模式,则跳过验证
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if s.config.EnableDNSSEC && containsDNSSEC && !noDNSSEC {
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// 验证DNSSEC记录
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signatureValid := s.verifyDNSSEC(resp.response)
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@@ -1137,6 +1150,9 @@ func (s *Server) forwardDNSRequestWithCache(r *dns.Msg, domain string) (*dns.Msg
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stats.DNSSECFailed++
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})
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}
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} else if noDNSSEC {
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// 对于不验证DNSSEC的域名,始终设置AD标志为false
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resp.response.AuthenticatedData = false
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}
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// 如果响应成功或为NXDOMAIN,根据DNSSEC状态选择最佳响应
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@@ -1250,9 +1266,6 @@ func (s *Server) forwardDNSRequestWithCache(r *dns.Msg, domain string) (*dns.Msg
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// 更新服务器统计信息
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s.updateServerStats(resp.server, true, resp.rtt)
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// 设置递归可用标志
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resp.response.RecursionAvailable = true
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// 检查是否包含DNSSEC记录
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containsDNSSEC := s.hasDNSSECRecords(resp.response)
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@@ -1313,9 +1326,6 @@ func (s *Server) forwardDNSRequestWithCache(r *dns.Msg, domain string) (*dns.Msg
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// 更新服务器统计信息
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s.updateServerStats(selectedServer, true, rtt)
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// 设置递归可用标志
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response.RecursionAvailable = true
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// 检查是否包含DNSSEC记录
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containsDNSSEC := s.hasDNSSECRecords(response)
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@@ -1376,9 +1386,6 @@ func (s *Server) forwardDNSRequestWithCache(r *dns.Msg, domain string) (*dns.Msg
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// 更新服务器统计信息
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s.updateServerStats(fastestServer, true, rtt)
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// 设置递归可用标志
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response.RecursionAvailable = true
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// 检查是否包含DNSSEC记录
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containsDNSSEC := s.hasDNSSECRecords(response)
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@@ -1437,9 +1444,6 @@ func (s *Server) forwardDNSRequestWithCache(r *dns.Msg, domain string) (*dns.Msg
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// 更新服务器统计信息
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s.updateServerStats(dnssecServer, true, rtt)
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// 设置递归可用标志
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response.RecursionAvailable = true
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// 检查是否包含DNSSEC记录
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containsDNSSEC := s.hasDNSSECRecords(response)
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@@ -1505,7 +1509,7 @@ func (s *Server) forwardDNSRequestWithCache(r *dns.Msg, domain string) (*dns.Msg
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// 本地解析成功,构建响应
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localResponse := new(dns.Msg)
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localResponse.SetReply(r)
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localResponse.RecursionAvailable = true
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localResponse.AuthenticatedData = false
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localResponse.Rcode = dns.RcodeSuccess
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@@ -1568,7 +1572,7 @@ func (s *Server) forwardDNSRequestWithCache(r *dns.Msg, domain string) (*dns.Msg
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// 所有上游服务器都失败,返回服务器失败错误
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response := new(dns.Msg)
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response.SetReply(r)
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response.RecursionAvailable = true
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response.SetRcode(r, dns.RcodeServerFailure)
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logger.Error("DNS查询失败", "domain", domain)
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@@ -1,52 +0,0 @@
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{
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"dns": {
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"port": 5353,
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"upstreamDNS": [
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"223.5.5.5:53",
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"223.6.6.6:53",
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"117.50.10.10:53",
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"10.35.10.200:53"
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],
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"dnssecUpstreamDNS": [
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"117.50.10.10:53",
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"101.226.4.6:53",
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"218.30.118.6:53",
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"208.67.220.220:53",
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"208.67.222.222:53"
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],
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"timeout": 5000,
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"statsFile": "data/stats.json",
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"saveInterval": 300,
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"cacheTTL": 30,
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"enableDNSSEC": true,
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"queryMode": "parallel",
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"domainSpecificDNS": {
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"amazehome.xyz": ["10.35.10.200:53"]
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}
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},
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"http": {
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"port": 8081,
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"host": "0.0.0.0",
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"enableAPI": true,
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"username": "admin",
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"password": "admin"
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},
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"shield": {
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"localRulesFile": "data/rules.txt",
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"blacklists": [],
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"updateInterval": 3600,
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"hostsFile": "data/hosts.txt",
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"blockMethod": "NXDOMAIN",
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"customBlockIP": "",
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"statsFile": "./data/shield_stats.json",
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"statsSaveInterval": 60,
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"remoteRulesCacheDir": "data/remote_rules"
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},
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"log": {
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"file": "logs/dns-server-5353.log",
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"level": "debug",
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"maxSize": 100,
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"maxBackups": 10,
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"maxAge": 30
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}
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}
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Block a user