Publish verified traceability view Windows evidence

2026-09-23 03:09:08 -07:00
parent d6aabb5dec
commit 35b11eea34
477 changed files with 1044739 additions and 0 deletions
@@ -0,0 +1,37 @@
+// Evidence serialization only. Root supplies a freshly observed Sky state.
+globalThis.captureTraceability = async function(name, note, currentState) {
+  if (!/^[a-zA-Z0-9_-]+$/.test(name)) throw Error('Invalid capture name');
+  if (!currentState?.screenshots?.length) throw Error('Fresh screenshot required');
+  const {fileURLToPath} = await import('node:url');
+  const root = fileURLToPath(new URL('.', import.meta.url)).replaceAll('\\','/').replace(/\/$/,'');
+  const run = globalThis.traceabilityRunRoot;
+  if (!run || !run.startsWith(root+'/runs/run-')) throw Error('Bind current run first');
+  const file = await import('node:fs/promises');
+  const crypto = await import('node:crypto');
+  const hash = bytes => crypto.createHash('sha256').update(bytes).digest('hex');
+  const launchBytes = await file.readFile(run+'/launch.json');
+  const launch = JSON.parse(launchBytes.toString('utf8').replace(/^\uFEFF/,''));
+  const manifestBytes = await file.readFile(root+'/input-manifest.json');
+  if (hash(manifestBytes) !== launch.manifest_sha256) throw Error('Manifest changed');
+  const manifest = JSON.parse(manifestBytes.toString('utf8').replace(/^\uFEFF/,''));
+  const saved = manifest.saved_working_path;
+  const savedExists = await file.access(saved).then(()=>true,()=>false);
+  const workingPath = savedExists ? saved : manifest.initial_working.path;
+  const working = await file.readFile(workingPath);
+  const dir = run+'/captures';
+  await file.mkdir(dir,{recursive:true});
+  const images=[];
+  for (let i=0;i<currentState.screenshots.length;i++) {
+    const s=currentState.screenshots[i];
+    const mime=s.url.slice(5,s.url.indexOf(';'));
+    if (!['image/jpeg','image/png'].includes(mime)) throw Error('Unexpected image type');
+    const bytes=Buffer.from(s.url.split(',')[1],'base64');
+    const filename=name+(i ? '-'+i : '')+(mime==='image/jpeg'?'.jpg':'.png');
+    await file.writeFile(dir+'/'+filename,bytes,{flag:'wx'});
+    images.push({file:filename,id:s.id,width:s.width,height:s.height,originX:s.originX,originY:s.originY,zIndex:s.zIndex,mime,bytes:bytes.length,sha256:hash(bytes)});
+  }
+  const record={utc:new Date().toISOString(),source_commit:launch.source_commit,launch_sha256:hash(launchBytes),pid:launch.pid,process_started_utc:launch.started_utc,manifest_sha256:launch.manifest_sha256,window:currentState.window,images,working_source_path:workingPath,working_source_sha256:hash(working),note};
+  await file.writeFile(dir+'/'+name+'.json',JSON.stringify(record,null,2)+'\n',{flag:'wx'});
+  return {name,images:images.length,source_commit:record.source_commit};
+};
+