From f3d6366471ed4ce7d87bd32e4db578dfb31e3797 Mon Sep 17 00:00:00 2001
From: sagitchu <sagitchu@gmail.com>
Date: Tue, 21 Apr 2026 20:16:58 +0800
Subject: [PATCH] fix: increase kcp tunnel bandwidth limit and fix modal
 backgrounds

---
 go-backend/internal/http/handler/mutations.go | 14 ++++--
 go-gost/x/dialer/kcp/metadata.go              |  3 ++
 go-gost/x/listener/kcp/metadata.go            |  3 ++
 vite-frontend/src/pages/forward.tsx           |  4 +-
 vite-frontend/src/pages/tunnel.tsx            | 44 +++++++++----------
 5 files changed, 40 insertions(+), 28 deletions(-)

diff --git a/go-backend/internal/http/handler/mutations.go b/go-backend/internal/http/handler/mutations.go
index e937309..9802928 100644
--- a/go-backend/internal/http/handler/mutations.go
+++ b/go-backend/internal/http/handler/mutations.go
@@ -3661,9 +3661,12 @@ func buildTunnelDialerConfig(protocol string) map[string]interface{} {
 			"kcp.keepalive":   10,
 			"kcp.tcp":         false,
 			"kcp.mode":        "fast2",
-			"kcp.sndwnd":      2048,
-			"kcp.rcvwnd":      2048,
+			"kcp.sndwnd":      8192,
+			"kcp.rcvwnd":      8192,
 			"kcp.mtu":         1400,
+			"kcp.sockbuf":     16777216,
+			"kcp.smuxbuf":     16777216,
+			"kcp.streambuf":   8388608,
 			"kcp.datashard":   10,
 			"kcp.parityshard": 3,
 			"kcp.nocomp":      true,
@@ -3682,9 +3685,12 @@ func buildTunnelListenerConfig(protocol string) map[string]interface{} {
 			"kcp.keepalive":   10,
 			"kcp.tcp":         false,
 			"kcp.mode":        "fast2",
-			"kcp.sndwnd":      2048,
-			"kcp.rcvwnd":      2048,
+			"kcp.sndwnd":      8192,
+			"kcp.rcvwnd":      8192,
 			"kcp.mtu":         1400,
+			"kcp.sockbuf":     16777216,
+			"kcp.smuxbuf":     16777216,
+			"kcp.streambuf":   8388608,
 			"kcp.datashard":   10,
 			"kcp.parityshard": 3,
 			"kcp.nocomp":      true,
diff --git a/go-gost/x/dialer/kcp/metadata.go b/go-gost/x/dialer/kcp/metadata.go
index b587727..df608ea 100644
--- a/go-gost/x/dialer/kcp/metadata.go
+++ b/go-gost/x/dialer/kcp/metadata.go
@@ -73,6 +73,9 @@ func (d *kcpDialer) parseMetadata(md mdata.Metadata) (err error) {
 	if md.IsExists("kcp.sndwnd") {
 		d.md.config.SndWnd = mdutil.GetInt(md, "kcp.sndwnd")
 	}
+	if md.IsExists("kcp.sockbuf") {
+		d.md.config.SockBuf = mdutil.GetInt(md, "kcp.sockbuf")
+	}
 	if md.IsExists("kcp.smuxver") {
 		d.md.config.SmuxVer = mdutil.GetInt(md, "kcp.smuxver")
 	}
diff --git a/go-gost/x/listener/kcp/metadata.go b/go-gost/x/listener/kcp/metadata.go
index 7c091e5..71f7999 100644
--- a/go-gost/x/listener/kcp/metadata.go
+++ b/go-gost/x/listener/kcp/metadata.go
@@ -76,6 +76,9 @@ func (l *kcpListener) parseMetadata(md mdata.Metadata) (err error) {
 		if md.IsExists("kcp.sndwnd") {
 			l.md.config.SndWnd = mdutil.GetInt(md, "kcp.sndwnd")
 		}
+		if md.IsExists("kcp.sockbuf") {
+			l.md.config.SockBuf = mdutil.GetInt(md, "kcp.sockbuf")
+		}
 		if md.IsExists("kcp.smuxver") {
 			l.md.config.SmuxVer = mdutil.GetInt(md, "kcp.smuxver")
 		}
diff --git a/vite-frontend/src/pages/forward.tsx b/vite-frontend/src/pages/forward.tsx
index 44c2968..e36495b 100644
--- a/vite-frontend/src/pages/forward.tsx
+++ b/vite-frontend/src/pages/forward.tsx
@@ -5401,7 +5401,7 @@ export default function ForwardPage() {
         <ModalContent>
           {(onClose) => (
             <>
-              <ModalHeader className="flex flex-col gap-1 bg-content1 border-b border-divider">
+              <ModalHeader className="flex flex-col gap-1 border-b border-divider">
                 <h2 className="text-xl font-bold">规则诊断结果</h2>
                 {currentDiagnosisForward && (
                   <div className="flex items-center gap-2 min-w-0">
@@ -5943,7 +5943,7 @@ export default function ForwardPage() {
                   </div>
                 )}
               </ModalBody>
-              <ModalFooter className="bg-transparent border-t border-divider">
+              <ModalFooter className="border-t border-divider">
                 <Button variant="light" onPress={onClose}>
                   关闭
                 </Button>
diff --git a/vite-frontend/src/pages/tunnel.tsx b/vite-frontend/src/pages/tunnel.tsx
index efe4e77..467cb6e 100644
--- a/vite-frontend/src/pages/tunnel.tsx
+++ b/vite-frontend/src/pages/tunnel.tsx
@@ -2184,27 +2184,25 @@ export default function TunnelPage() {
                   <h3 className="text-lg font-semibold">入口配置</h3>
 
                   <div className="space-y-2">
-                      <Select
-                        disabledKeys={[
-                          ...nodes
-                            .filter(
-                              (node) =>
-                                node.status !== 1 &&
-                                !(
-                                  isEdit &&
-                                  form.inNodeId.some(
-                                    (ct) => ct.nodeId === node.id,
-                                  )
-                                ),
-                            )
-                            .map((node) => node.id.toString()),
-                          ...(form.outNodeId || []).map((ct) =>
-                            ct.nodeId.toString(),
-                          ),
-                          ...getSelectedChainNodeIds().map((id) =>
-                            id.toString(),
-                          ),
-                        ]}
+                    <Select
+                      disabledKeys={[
+                        ...nodes
+                          .filter(
+                            (node) =>
+                              node.status !== 1 &&
+                              !(
+                                isEdit &&
+                                form.inNodeId.some(
+                                  (ct) => ct.nodeId === node.id,
+                                )
+                              ),
+                          )
+                          .map((node) => node.id.toString()),
+                        ...(form.outNodeId || []).map((ct) =>
+                          ct.nodeId.toString(),
+                        ),
+                        ...getSelectedChainNodeIds().map((id) => id.toString()),
+                      ]}
                       errorMessage={errors.inNodeId}
                       isInvalid={!!errors.inNodeId}
                       label="入口节点"
@@ -3766,7 +3764,7 @@ export default function TunnelPage() {
                   </div>
                 )}
               </ModalBody>
-              <ModalFooter className="bg-transparent border-t border-divider">
+              <ModalFooter className="border-t border-divider">
                 <Button variant="light" onPress={onClose}>
                   关闭
                 </Button>
@@ -3993,3 +3991,5 @@ export default function TunnelPage() {
     </AnimatedPage>
   );
 }
+
+}