feat: 首次推送到Gitea - 完整项目代码 + 安全加固 + 知识库

scripts/lib/retry.mjs

@@ -1,24 +1,37 @@
-// 简易熔断器：连续失败 N 次后，在冷却期内直接抛错
-const circuitState = { failures: 0, openUntil: 0 };
+// 简易熔断器：按 label 分桶，连续失败 N 次后，在冷却期内直接抛错
+// 不同 label（如 deepseek / github / http）各自独立熔断，互不影响
+const circuits = new Map(); // label -> { failures, openUntil }
 const CIRCUIT_THRESHOLD = 5;      // 连续失败 5 次触发熔断
 const CIRCUIT_COOLDOWN_MS = 60000; // 熔断冷却 60 秒
 
+function getCircuit(label) {
+  let c = circuits.get(label);
+  if (!c) {
+    c = { failures: 0, openUntil: 0 };
+    circuits.set(label, c);
+  }
+  return c;
+}
+
 function checkCircuit(label) {
-  if (Date.now() < circuitState.openUntil) {
-    throw new Error(`[circuit-breaker] ${label} 熔断中，${Math.ceil((circuitState.openUntil - Date.now()) / 1000)}s 后恢复`);
+  const c = getCircuit(label);
+  if (Date.now() < c.openUntil) {
+    throw new Error(`[circuit-breaker] ${label} 熔断中，${Math.ceil((c.openUntil - Date.now()) / 1000)}s 后恢复`);
   }
 }
 
-function recordSuccess() {
-  circuitState.failures = 0;
-  circuitState.openUntil = 0;
+function recordSuccess(label) {
+  const c = getCircuit(label);
+  c.failures = 0;
+  c.openUntil = 0;
 }
 
 function recordFailure(label) {
-  circuitState.failures++;
-  if (circuitState.failures >= CIRCUIT_THRESHOLD) {
-    circuitState.openUntil = Date.now() + CIRCUIT_COOLDOWN_MS;
-    console.warn(`  🔌 [circuit-breaker] ${label} 连续失败 ${circuitState.failures} 次，熔断 ${CIRCUIT_COOLDOWN_MS / 1000}s`);
+  const c = getCircuit(label);
+  c.failures++;
+  if (c.failures >= CIRCUIT_THRESHOLD) {
+    c.openUntil = Date.now() + CIRCUIT_COOLDOWN_MS;
+    console.warn(`  🔌 [circuit-breaker] ${label} 连续失败 ${c.failures} 次，熔断 ${CIRCUIT_COOLDOWN_MS / 1000}s`);
   }
 }
 
@@ -28,7 +41,7 @@ async function withRetry(fn, { maxRetries = 3, baseDelay = 1000, label = "operat
   for (let attempt = 1; attempt <= maxRetries; attempt++) {
     try {
       const result = await fn();
-      recordSuccess();
+      recordSuccess(label);
       return result;
     } catch (error) {
       lastError = error;