})
		if err != nil {
			c.Fatalf("Error initializing client: %v", err)
		}

		// Validate that the client from sts creds can access the bucket.
		c.mustListObjects(ctx, minioClient, bucket)

		// Set up revocation
		user := accessKey
		tokenType := tc.tokenType
		reqAdmClient := s.adm
		if tc.fullRevoke {
			tokenType = ""
		}
		if tc.selfRevoke {
			user = ""
			tokenType = ""