s3 impl

src/s3/put-bucket-tagging.handler.ts

@@ -0,0 +1,51 @@
+import { Injectable } from '@nestjs/common';
+import * as Joi from 'joi';
+import { AbstractActionHandler, Format } from '../abstract-action.handler';
+import { Action } from '../action.enum';
+import { RequestContext } from '../_context/request.context';
+import { S3Service } from './s3.service';
+
+type QueryParams = {
+  Bucket: string;
+  Body?: string;
+};
+
+@Injectable()
+export class PutBucketTaggingHandler extends AbstractActionHandler<QueryParams> {
+  constructor(private readonly s3Service: S3Service) {
+    super();
+  }
+
+  format = Format.Xml;
+  action = Action.S3PutBucketTagging;
+  validator = Joi.object<QueryParams, true>({
+    Bucket: Joi.string().required(),
+    Body: Joi.string().optional(),
+  });
+
+  protected async handle({ Bucket, Body }: QueryParams, { awsProperties }: RequestContext) {
+    // Parse XML body to extract tags
+    const tags: Record<string, string> = {};
+
+    if (Body) {
+      // Decode from base64
+      const xmlBody = Buffer.from(Body, 'base64').toString('utf-8');
+
+      // Simple XML parsing for AWS S3 tagging format: <Tagging><TagSet><Tag><Key>...</Key><Value>...</Value></Tag>...</TagSet></Tagging>
+      const tagMatches = xmlBody.matchAll(/<Tag>\s*<Key>(.*?)<\/Key>\s*<Value>(.*?)<\/Value>\s*<\/Tag>/gs);
+
+      for (const match of tagMatches) {
+        const key = match[1].trim();
+        const value = match[2].trim();
+        if (key) {
+          tags[key] = value;
+        }
+      }
+    }
+
+    await this.s3Service.putBucketTagging(Bucket, tags);
+
+    // PutBucketTagging returns no content on success
+    return {};
+  }
+}