From dca3845915829c0dccb04b10845a5cc45dc90bb5 Mon Sep 17 00:00:00 2001
From: Lyon <88232613+pikasTech@users.noreply.github.com>
Date: Mon, 22 Jun 2026 23:03:42 +0800
Subject: [PATCH] fix: widen web-probe jsonl tail window (#694)

Co-authored-by: Codex <codex@noreply.local>
---
 scripts/src/hwlab-node-impl.ts | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/scripts/src/hwlab-node-impl.ts b/scripts/src/hwlab-node-impl.ts
index b362b97a..a5842a51 100644
--- a/scripts/src/hwlab-node-impl.ts
+++ b/scripts/src/hwlab-node-impl.ts
@@ -9235,7 +9235,7 @@ console.log(JSON.stringify({ok:true,command:'web-probe-observe status',stateDir:
 function nodeWebObserveCollectNodeScript(maxFiles: number, collectFile: string | null): string {
   return `node -e ${shellQuote(`
 const fs=require('fs'),path=require('path'),crypto=require('crypto');
-const dir=process.argv[1]; const selected=process.argv[2]||''; const maxFiles=${maxFiles}; const maxReadBytes=64*1024;
+const dir=process.argv[1]; const selected=process.argv[2]||''; const maxFiles=${maxFiles}; const maxReadBytes=64*1024; const maxJsonlTailBytes=1024*1024;
 const shaFile=(file)=>'sha256:'+crypto.createHash('sha256').update(fs.readFileSync(file)).digest('hex');
 const safeRel=(value)=>Boolean(value)&&!path.isAbsolute(value)&&!value.includes('..')&&!value.includes('\\\\')&&value.split('/').every((part)=>part&&part!=='.'&&part!=='..');
 const short=(value,max=180)=>value===undefined||value===null?undefined:String(value).replace(/\\s+/g,' ').slice(0,max);
@@ -9286,7 +9286,8 @@ if(selected){
   if(relative.startsWith('..')||path.isAbsolute(relative)){console.log(JSON.stringify({ok:false,command:'web-probe-observe collect',stateDir:dir,mode:'file',reason:'file-outside-state-dir',file:selected,valuesRedacted:true},null,2)); process.exit(2);}
   if(!fs.existsSync(file)||!fs.statSync(file).isFile()){console.log(JSON.stringify({ok:false,command:'web-probe-observe collect',stateDir:dir,mode:'file',reason:'file-not-found',file:selected,valuesRedacted:true},null,2)); process.exit(1);}
   const st=fs.statSync(file); const raw=fs.readFileSync(file); const truncated=raw.length>maxReadBytes; const isJsonl=selected.endsWith('.jsonl'); const isJson=selected.endsWith('.json');
-  const text=(isJsonl?raw.slice(Math.max(0,raw.length-maxReadBytes)):raw.slice(0,Math.min(raw.length,maxReadBytes))).toString('utf8');
+  const tailReadBytes=isJsonl?maxJsonlTailBytes:maxReadBytes;
+  const text=(isJsonl?raw.slice(Math.max(0,raw.length-tailReadBytes)):raw.slice(0,Math.min(raw.length,maxReadBytes))).toString('utf8');
   const lines=text.split(/\\r?\\n/).filter(Boolean);
   if(isJsonl&&truncated&&lines.length>0) lines.shift();
   let jsonSummary=null;