Revert "perf: 添加AWS Rate Limit应对措施 (#748)" (#749)

This reverts commit 56b8c689ec.

packages/ui/certd-server/src/plugins/plugin-aws/libs/aws-client.ts

@@ -188,51 +188,4 @@ export class AwsClient {
       throw err;
     }
   }
-
-  /**
-   * Retries an AWS SDK call with exponential backoff when throttled.
-   * Handles: TooManyRequestsException, ThrottlingException, RequestLimitExceeded, Throttling
-   */
-  async withRetry<T>(call: () => Promise<T>, maxAttempts = 5, baseDelayMs = 2000): Promise<T> {
-    const throttlingCodes = new Set([
-      "TooManyRequestsException",
-      "ThrottlingException",
-      "RequestLimitExceeded",
-      "Throttling",
-    ]);
-    for (let attempt = 1; attempt <= maxAttempts; attempt++) {
-      try {
-        return await call();
-      } catch (err: any) {
-        const code = err?.name || err?.Code || err?.code || "";
-        const isThrottle = throttlingCodes.has(code) || err?.message?.toLowerCase().includes("rate exceeded");
-        if (isThrottle && attempt < maxAttempts) {
-          const delay = baseDelayMs * Math.pow(2, attempt - 1); // 2s, 4s, 8s, 16s …
-          this.logger.warn(`AWS rate limit hit (${code}), attempt ${attempt}/${maxAttempts}, retrying in ${delay}ms…`);
-          await utils.sleep(delay);
-        } else {
-          throw err;
-        }
-      }
-    }
-  }
-
-  /**
-   * Polls a CloudFront distribution until its Status becomes "Deployed".
-   * CloudFront propagates changes globally and can take several minutes.
-   */
-  async waitForDistributionDeployed(cloudFrontClient: any, distributionId: string, timeoutMs = 600_000, pollIntervalMs = 15_000): Promise<void> {
-    const { GetDistributionCommand } = await import("@aws-sdk/client-cloudfront");
-    const deadline = Date.now() + timeoutMs;
-    while (Date.now() < deadline) {
-      const res = await this.withRetry(() => cloudFrontClient.send(new GetDistributionCommand({ Id: distributionId })));
-      const status = res?.Distribution?.Status;
-      this.logger.info(`CloudFront distribution ${distributionId} status: ${status}`);
-      if (status === "Deployed") {
-        return;
-      }
-      await utils.sleep(pollIntervalMs);
-    }
-    throw new Error(`Timed out waiting for CloudFront distribution ${distributionId} to reach Deployed status`);
-  }
 }