From a278918e77e77843de577eae392550c57be72170 Mon Sep 17 00:00:00 2001
From: Ivan K <vizzlef@gmail.com>
Date: Fri, 21 Feb 2025 17:55:39 +0300
Subject: [PATCH] feat: add timeout and chunking to proxy label fetching

---
 .../resources/view/podkop/podkop.js           | 41 ++++++++++++++-----
 podkop/files/etc/init.d/podkop                | 10 ++++-
 2 files changed, 39 insertions(+), 12 deletions(-)

diff --git a/luci-app-podkop/htdocs/luci-static/resources/view/podkop/podkop.js b/luci-app-podkop/htdocs/luci-static/resources/view/podkop/podkop.js
index 3a71052..0952646 100644
--- a/luci-app-podkop/htdocs/luci-static/resources/view/podkop/podkop.js
+++ b/luci-app-podkop/htdocs/luci-static/resources/view/podkop/podkop.js
@@ -53,17 +53,36 @@ function createConfigSection(section, map, network) {
     o.rows = 5;
     o.ucisection = s.section;
     o.load = function (section_id) {
-        return fs.exec('/etc/init.d/podkop', ['get_proxy_label', section_id]).then(res => {
-            if (res.stdout) {
-                try {
-                    const decodedLabel = decodeURIComponent(res.stdout.trim());
-                    this.description = _('Current config: ') + decodedLabel;
-                } catch (e) {
-                    console.error('Error decoding label:', e);
-                    this.description = _('Current config: ') + res.stdout.trim();
-                }
-            }
-            return this.super('load', section_id);
+        return new Promise((resolve, reject) => {
+            const timeout = setTimeout(() => {
+                console.error('Label fetch timeout');
+                resolve(this.super('load', section_id));
+            }, 5000); // 5 second timeout
+
+            fs.exec('/etc/init.d/podkop', ['get_proxy_label', section_id])
+                .then(res => {
+                    clearTimeout(timeout);
+                    if (res.stdout) {
+                        try {
+                            const chunks = res.stdout.trim().split('\n');
+                            const fullLabel = chunks.join('');
+                            const decodedLabel = decodeURIComponent(fullLabel);
+                            this.description = _('Current config: ') + decodedLabel;
+                        } catch (e) {
+                            console.error('Error processing label:', e);
+                            // If decoding fails, try to display the raw chunks
+                            const chunks = res.stdout.trim().split('\n');
+                            const fullLabel = chunks.join('');
+                            this.description = _('Current config: ') + fullLabel;
+                        }
+                    }
+                    resolve(this.super('load', section_id));
+                })
+                .catch(error => {
+                    clearTimeout(timeout);
+                    console.error('Error fetching label:', error);
+                    resolve(this.super('load', section_id));
+                });
         });
     };
     o.validate = function (section_id, value) {
diff --git a/podkop/files/etc/init.d/podkop b/podkop/files/etc/init.d/podkop
index 37e87ed..f2edc9b 100755
--- a/podkop/files/etc/init.d/podkop
+++ b/podkop/files/etc/init.d/podkop
@@ -1840,11 +1840,19 @@ get_proxy_label() {
     local section="$1"
     local proxy_string
     local label=""
+    local chunk_size=50
+    local start=0
 
     config_get proxy_string "$section" "proxy_string"
     if [ -n "$proxy_string" ]; then
         label=$(echo "$proxy_string" | sed -n 's/.*#\(.*\)$/\1/p')
-        echo "$label"
+        if [ -n "$label" ]; then
+            # Split label into chunks and output one at a time
+            while [ $start -lt ${#label} ]; do
+                echo "${label:$start:$chunk_size}"
+                start=$((start + chunk_size))
+            done
+        fi
     fi
 }