	<td>操作</td>
		<td>
			<div v-if="!isSyncing">
				<link-red v-if="dnsHasChanges" @click.prevent="syncCluster(cluster.id)">检测到解析记录有变化，需要同步</link-red>
				<a href="" @click.prevent="syncCluster(cluster.id)" v-else>DNS服务商同步</a>
			</div>
			<span v-else>DNS服务商同步中...</span>
		</td>
	</tr>
</table>

<!-- 当前任务 -->
<div v-if="tasks.length > 0">
    <h3>正在执行的任务</h3>
    <table class="ui table selectable celled">
        <thead>
        <