bbr and domain validation

ProxySU_Core/Models/XraySettings.cs

@@ -12,14 +12,15 @@ namespace ProxySU_Core.Models
 
         public XraySettings()
         {
+            var guid = Guid.NewGuid().ToString();
             Port = 443;
-            UUID = Guid.NewGuid().ToString();
+            UUID = guid;
             Types = new List<XrayType> { XrayType.VLESS_TCP_XTLS };
             VLESS_WS_Path = "/vlessws";
             VLESS_TCP_Path = "/vlesstcp";
             VMESS_WS_Path = "/vmessws";
             VMESS_TCP_Path = "/vmesstcp";
-            TrojanPassword = Guid.NewGuid().ToString();
+            TrojanPassword = guid;
         }
 
         /// <summary>

ProxySU_Core/ViewModels/Developers/ConfigBuilder.cs

@@ -66,7 +66,16 @@ namespace ProxySU_Core.ViewModels.Developers
             caddyStr = caddyStr.Replace("##domain##", parameters.Domain);
             if (!useCustomWeb && !string.IsNullOrEmpty(parameters.MaskDomain))
             {
-                caddyStr = caddyStr.Replace("##reverse_proxy##", $"reverse_proxy {parameters.MaskDomain} {{ header_up Host {parameters.MaskDomain} }}");
+                var prefix = "http://";
+                if (parameters.MaskDomain.StartsWith("https://"))
+                {
+                    prefix = "https://";
+                }
+                var domain = parameters.MaskDomain
+                    .TrimStart("http://".ToCharArray())
+                    .TrimStart("https://".ToCharArray());
+
+                caddyStr = caddyStr.Replace("##reverse_proxy##", $"reverse_proxy {prefix}{domain} {{ \n        header_up Host {domain} \n    }}");
             }
             else
             {

ProxySU_Core/ViewModels/Developers/Project.cs

@@ -312,9 +312,7 @@ namespace ProxySU_Core.ViewModels.Developers
                 var cmd = $"dig @resolver1.opendns.com AAAA {Parameters.Domain} +short -6 {cmdFilter}";
                 var result = RunCmd(cmd).TrimEnd('\r', '\n');
 
-                if (result != IPv6)
+                if (result == IPv6) return;
-                {
-                }
             }
 
             else
@@ -323,11 +321,19 @@ namespace ProxySU_Core.ViewModels.Developers
                 var cmd = $"dig @resolver1.opendns.com A {Parameters.Domain} +short -4 {cmdFilter}";
                 var result = RunCmd(cmd).TrimEnd('\r', '\n');
 
-                if (result != IPv4)
+                if (result == IPv4) return;
-                {
+
-                    throw new Exception("域名未能解析到服务器IP，请检查域名配置");
-                }
             }
+
+
+            var btnResult = MessageBox.Show(
+                $"{Parameters.Domain}未能正常解析到服务器的IP，如果您使用了CDN请忽略，是否继续安装?", "提示", MessageBoxButton.YesNo);
+
+            if (btnResult == MessageBoxResult.No)
+            {
+                throw new Exception($"域名解析失败，安装停止!");
+            }
+
         }
 
         /// <summary>
@@ -447,7 +453,7 @@ namespace ProxySU_Core.ViewModels.Developers
             }
         }
 
-        private void SetNat64()
+        protected void SetNat64()
         {
             var dns64List = FilterFastestIP();
             if (dns64List.Count == 0)
@@ -468,7 +474,7 @@ namespace ProxySU_Core.ViewModels.Developers
             }
         }
 
-        private void RemoveNat64()
+        protected void RemoveNat64()
         {
             RunCmd("rm /etc/resolv.conf");
             RunCmd("mv /etc/resolv.conf.proxysu /etc/resolv.conf");

ProxySU_Core/ViewModels/Developers/XrayProject.cs

@@ -51,7 +51,6 @@ namespace ProxySU_Core.ViewModels.Developers
             RunCmd("unzip /usr/share/caddy/caddy.zip -d /usr/share/caddy");
             RunCmd("chmod -R 777 /usr/share/caddy");
             UploadCaddyFile(useCustomWeb: true);
-            RunCmd("systemctl restart caddy");
             WriteOutput("************ 上传网站模板完成 ************");
         }
 
@@ -76,7 +75,6 @@ namespace ProxySU_Core.ViewModels.Developers
             WriteOutput("************ 重装Caddy完成 ************");
         }
 
-
         public override void Install()
         {
             try
@@ -129,6 +127,10 @@ namespace ProxySU_Core.ViewModels.Developers
                 InstallCaddy();
                 WriteOutput("Caddy安装完成");
 
+                WriteOutput("启动BBR");
+                EnableBBR();
+                WriteOutput("BBR启动成功");
+
                 UploadCaddyFile();
                 WriteOutput("************");
                 WriteOutput("安装完成，尽情享用吧......");
@@ -146,7 +148,60 @@ namespace ProxySU_Core.ViewModels.Developers
             var stream = new MemoryStream(Encoding.UTF8.GetBytes(configJson));
             RunCmd("mv /etc/caddy/Caddyfile /etc/caddy/Caddyfile.back");
             UploadFile(stream, "/etc/caddy/Caddyfile");
-            RunCmd("systemctl reload caddy");
+            RunCmd("systemctl restart caddy");
+        }
+
+        private void EnableBBR()
+        {
+            var osVersion = RunCmd("uname -r");
+            var canInstallBBR = CheckKernelVersionBBR(osVersion.Split('-')[0]);
+
+            var bbrInfo = RunCmd("sysctl net.ipv4.tcp_congestion_control | grep bbr");
+            var installed = bbrInfo.Contains("bbr");
+            if (canInstallBBR && !installed)
+            {
+                RunCmd(@"bash -c 'echo ""net.core.default_qdisc=fq"" >> /etc/sysctl.conf'");
+                RunCmd(@"bash -c 'echo ""net.ipv4.tcp_congestion_control=bbr"" >> /etc/sysctl.conf'");
+                RunCmd(@"sysctl -p");
+
+                if (OnlyIpv6)
+                {
+                    RemoveNat64();
+                }
+            }
+
+            if (!canInstallBBR)
+            {
+                WriteOutput("****** 系统不满足启用BBR条件，启动失败。 ******");
+            }
+
+        }
+
+        private bool CheckKernelVersionBBR(string kernelVer)
+        {
+            string[] linuxKernelCompared = kernelVer.Split('.');
+            if (int.Parse(linuxKernelCompared[0]) > 4)
+            {
+                return true;
+            }
+            else if (int.Parse(linuxKernelCompared[0]) < 4)
+            {
+                return false;
+            }
+            else if (int.Parse(linuxKernelCompared[0]) == 4)
+            {
+                if (int.Parse(linuxKernelCompared[1]) >= 9)
+                {
+                    return true;
+                }
+                else if (int.Parse(linuxKernelCompared[1]) < 9)
+                {
+                    return false;
+                }
+
+            }
+            return false;
+
         }
 
         private void InstallXrayWithCert()

ProxySU_Core/Views/ClientInfoWindow.xaml

@@ -299,12 +299,7 @@
 
                     <StackPanel Orientation="Horizontal" Margin="0,10,0,0">
                         <Label Content="密码" Width="120" />
-                        <TextBox Text="{Binding Settings.TrojanPassword}" IsReadOnly="True" Width="200" />
+                        <TextBox Text="{Binding Settings.TrojanPassword}" IsReadOnly="True" Width="300" />
-                    </StackPanel>
-
-                    <StackPanel Orientation="Horizontal" Margin="0,10,0,0">
-                        <Label Content="域名" Width="120" />
-                        <TextBox Text="{Binding Settings.Domain}" IsReadOnly="True" Width="200" />                    
                     </StackPanel>
                 </StackPanel>
             </TabItem>