yedf2
4 years ago
committed by
GitHub
GitHub
36 changed files with 10374 additions and 971 deletions
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<template> |
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<div> |
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<a-button type="primary" class="mb-2" @click="handleTopicSubscribe('')">Subscribe</a-button> |
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<a-table :columns="columns" :data-source="dataSource" :loading="loading" :pagination="false"> |
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<template #bodyCell="{column, record}"> |
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<template v-if="column.key === 'subscribers'"> |
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<span>{{ JSON.parse(record.v).length }}</span> |
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</template> |
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<template v-if="column.key === 'action'"> |
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<span> |
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<a class="mr-2 font-medium" @click="handleTopicSubscribe(record.k)">Subscribe</a> |
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<a class="mr-2 font-medium" @click="handleTopicDetail(record.k,record.v)">Detail</a> |
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<a class="text-red-400 font-medium" @click="handleDeleteTopic(record.k)">Delete</a> |
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</span> |
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</template> |
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</template> |
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</a-table> |
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<div class="flex justify-center mt-2 text-lg pager" v-if="canPrev || canNext"> |
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<a-button type="text" :disabled="!canPrev" @click="handlePrevPage">Previous</a-button> |
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<a-button type="text" :disabled="!canNext" @click="handleNextPage">Next</a-button> |
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</div> |
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|
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<DialogTopicDetail ref="topicDetail" @unsubscribed="handleRefreshData"/> |
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<DialogTopicSubscribe ref="topicSubscribe" @subscribed="handleRefreshData"/> |
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</div> |
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</template> |
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<script setup lang="ts"> |
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import {deleteTopic, IListAllKVReq, listKVPairs} from '/@/api/api_dtm' |
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import {computed, ref} from 'vue-demi' |
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import {usePagination} from 'vue-request' |
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import DialogTopicDetail from './_Components/DialogTopicDetail.vue'; |
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import DialogTopicSubscribe from './_Components/DialogTopicSubscribe.vue'; |
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import {message, Modal} from 'ant-design-vue'; |
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|
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const columns = [ |
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{ |
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title: 'Name', |
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dataIndex: 'k', |
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key: 'name' |
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}, { |
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title: 'Subscribers', |
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dataIndex: 'v', |
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key: 'subscribers' |
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}, { |
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title: 'Version', |
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dataIndex: 'version', |
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key: 'version' |
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}, { |
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title: 'Action', |
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key: 'action' |
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} |
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] |
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|
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const pages = ref(['']) |
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const curPage = ref(1) |
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const canPrev = computed(() => { |
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return curPage.value > 1 |
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}) |
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const canNext = computed(() => { |
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return data.value?.data.next_position !== "" |
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}) |
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type Data = { |
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kv: { |
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k: string |
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v: string |
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version: number |
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}[] |
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next_position: string |
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} |
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const queryData = (params: IListAllKVReq) => { |
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return listKVPairs<Data>(params) |
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} |
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const {data, run, current, loading, pageSize} = usePagination(queryData, { |
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defaultParams: [ |
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{ |
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cat: "topics", |
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limit: 10, |
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} |
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], |
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pagination: { |
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pageSizeKey: 'limit' |
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} |
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}) |
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const dataSource = computed(() => data.value?.data.kv || []) |
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const handlePrevPage = () => { |
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curPage.value -= 1; |
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const params = { |
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cat: "topics", |
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limit: pageSize.value, |
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position: pages.value[curPage.value] as string |
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} |
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run(params) |
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} |
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const handleNextPage = () => { |
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curPage.value += 1; |
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pages.value[curPage.value] = data.value?.data.next_position as string |
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run({ |
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cat: "topics", |
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position: data.value?.data.next_position, |
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limit: pageSize.value, |
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}) |
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} |
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const handleRefreshData = () => { |
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run({cat: 'topics', limit: pageSize.value}) |
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} |
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const handleDeleteTopic = (topic: string) => { |
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Modal.confirm({ |
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title: 'Delete', |
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content: 'Do you want delete this topic? ', |
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okText: 'Yes', |
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okType: 'danger', |
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cancelText: 'Cancel', |
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onOk: async () => { |
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await deleteTopic(topic) |
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message.success('Delete topic succeed') |
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run({cat: 'topics', limit: pageSize.value}) |
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} |
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}) |
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} |
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const topicDetail = ref<null | { open: (topic: string, subscribers: string) => null }>(null) |
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const handleTopicDetail = (topic: string, subscribers: string) => { |
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topicDetail.value?.open(topic, subscribers) |
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} |
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const topicSubscribe = ref<null | { open: (topic: string) => null }>(null) |
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const handleTopicSubscribe = (topic: string) => { |
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topicSubscribe.value?.open(topic) |
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} |
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</script> |
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<style lang="postcss" scoped> |
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::deep .ant-pagination-item { |
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display: none; |
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} |
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.pager .ant-btn-text { |
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font-weight: 500; |
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} |
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.pager .ant-btn { |
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padding: 6px; |
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} |
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</style> |
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@ -0,0 +1,99 @@ |
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<template> |
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<div> |
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<a-modal v-model:visible="visible" :title=topicName width="100%" wrap-class-name="full-modal" :footer="null"> |
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<a-table :columns="columns" :data-source="dataSource" :pagination="false"> |
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<template #bodyCell="{column, record}"> |
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<template v-if="column.key === 'action'"> |
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<span> |
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<a class="text-red-400 font-medium" @click="handleUnsubscribe(record.url)">Unsubscribe</a> |
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</span> |
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</template> |
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</template> |
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</a-table> |
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<!-- <div class="mt-10 relative"> |
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<a-textarea id="qs" v-model:value="textVal" :auto-size="{ minRows: 10, maxRows: 10 }" /> |
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<screenfull class="absolute right-2 top-3 z-50" identity="qs" /> |
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</div> --> |
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</a-modal> |
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</div> |
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</template> |
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<script setup lang="ts"> |
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import {ref} from 'vue'; |
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import {unsubscribe} from "/@/api/api_dtm"; |
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import {message, Modal} from "ant-design-vue"; |
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// import VueJsonPretty from 'vue-json-pretty'; |
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// import 'vue-json-pretty/lib/styles.css' |
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const dataSource = ref<Subscriber[]>([]) |
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const visible = ref(false) |
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const topicName = ref<string>(""); |
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const open = async (topic: string, subscribers: string) => { |
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dataSource.value = JSON.parse(subscribers) |
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topicName.value = topic |
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visible.value = true |
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} |
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const columns = [ |
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{ |
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title: 'URL', |
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dataIndex: 'url', |
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key: 'url' |
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}, { |
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title: 'Remark', |
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dataIndex: 'remark', |
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key: 'remark' |
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}, { |
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title: 'Action', |
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key: 'action' |
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} |
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] |
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interface Subscriber { |
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url: string |
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remark: string |
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} |
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const handleUnsubscribe = async (url: string) => { |
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Modal.confirm({ |
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title: 'Unsubscribe', |
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content: 'Do you want unsubscribe this topic?', |
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okText: 'Yes', |
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okType: 'danger', |
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cancelText: 'Cancel', |
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onOk: async () => { |
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await unsubscribe({ |
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topic: topicName.value, |
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url: url |
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}) |
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message.success('Unsubscribe topic succeed') |
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location.reload() |
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} |
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}) |
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} |
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defineExpose({ |
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open |
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}) |
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</script> |
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<style lang="postcss"> |
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.full-modal .ant-modal { |
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max-width: 100%; |
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top: 0; |
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padding-bottom: 0; |
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margin: 0; |
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} |
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.full-modal .ant-modal-content { |
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display: flex; |
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flex-direction: column; |
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height: calc(100vh); |
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} |
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.full-modal .ant-modal-body { |
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flex: 1; |
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} |
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</style> |
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@ -0,0 +1,71 @@ |
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<template> |
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<div> |
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<a-modal v-model:visible="visible" width="60%" title="Topic Subscribe" :confirm-loading="confirmLoading" |
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@ok="handleSubscribe"> |
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<a-form v-bind="layout" :mode="form"> |
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<a-form-item label="Topic: "> |
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<a-input v-model:value="form.topic" placeholder="Please input your topic..."/> |
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</a-form-item> |
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<a-form-item label="URL: "> |
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<a-input v-model:value="form.url" placeholder="Please input your url..."/> |
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</a-form-item> |
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<a-form-item label="Remark"> |
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<a-textarea v-model:value="form.remark" :rows="6" placeholder="Please input your remark..."/> |
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</a-form-item> |
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</a-form> |
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</a-modal> |
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</div> |
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</template> |
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<script setup lang="ts"> |
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import {message} from 'ant-design-vue'; |
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import {reactive, ref} from 'vue'; |
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import {subscribe} from '/@/api/api_dtm' |
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interface formState { |
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topic: string |
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url: string |
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remark: string |
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} |
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const layout = { |
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labelCol: {span: 4}, |
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wrapperCol: {span: 16}, |
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} |
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const form = reactive<formState>({ |
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topic: '', |
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url: '', |
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remark: '' |
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}) |
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const visible = ref(false) |
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const open = async (topic: string) => { |
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form.topic = topic |
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visible.value = true |
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} |
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const emit = defineEmits(['subscribed']) |
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const confirmLoading = ref<boolean>(false) |
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const handleSubscribe = async () => { |
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confirmLoading.value = true |
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await subscribe<string>(form).then( |
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() => { |
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visible.value = false |
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message.success('Subscribe succeed') |
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confirmLoading.value = false |
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emit('subscribed') |
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} |
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).catch(() => { |
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message.error('Failed') |
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confirmLoading.value = false |
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return |
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}) |
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} |
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defineExpose({ |
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open |
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}) |
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</script> |
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File diff suppressed because it is too large
@ -0,0 +1,115 @@ |
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package dtmsvr |
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import ( |
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"errors" |
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"github.com/dtm-labs/dtm/client/dtmcli/dtmimp" |
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"github.com/dtm-labs/dtm/client/dtmcli/logger" |
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) |
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const ( |
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topicsCat = "topics" |
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) |
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var topicsMap = map[string]Topic{} |
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//Topic define topic info
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type Topic struct { |
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Name string `json:"k"` |
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Subscribers []Subscriber `json:"v"` |
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Version uint64 `json:"version"` |
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} |
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//Subscriber define subscriber info
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type Subscriber struct { |
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URL string `json:"url"` |
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Remark string `json:"remark"` |
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} |
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func topic2urls(topic string) []string { |
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urls := make([]string, len(topicsMap[topic].Subscribers)) |
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for k, subscriber := range topicsMap[topic].Subscribers { |
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urls[k] = subscriber.URL |
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} |
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return urls |
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} |
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// Subscribe subscribes topic, create topic if not exist
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func Subscribe(topic, url, remark string) error { |
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if topic == "" { |
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return errors.New("empty topic") |
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} |
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if url == "" { |
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return errors.New("empty url") |
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} |
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newSubscriber := Subscriber{ |
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URL: url, |
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Remark: remark, |
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} |
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kvs := GetStore().FindKV(topicsCat, topic) |
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if len(kvs) == 0 { |
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return GetStore().CreateKV(topicsCat, topic, dtmimp.MustMarshalString([]Subscriber{newSubscriber})) |
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} |
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subscribers := []Subscriber{} |
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dtmimp.MustUnmarshalString(kvs[0].V, &subscribers) |
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for _, subscriber := range subscribers { |
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if subscriber.URL == url { |
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return errors.New("this url exists") |
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} |
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} |
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subscribers = append(subscribers, newSubscriber) |
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kvs[0].V = dtmimp.MustMarshalString(subscribers) |
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return GetStore().UpdateKV(&kvs[0]) |
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} |
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// Unsubscribe unsubscribes the topic
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func Unsubscribe(topic, url string) error { |
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if topic == "" { |
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return errors.New("empty topic") |
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} |
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if url == "" { |
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return errors.New("empty url") |
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} |
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|
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kvs := GetStore().FindKV(topicsCat, topic) |
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if len(kvs) == 0 { |
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return errors.New("no such a topic") |
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} |
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subscribers := []Subscriber{} |
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dtmimp.MustUnmarshalString(kvs[0].V, &subscribers) |
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if len(subscribers) == 0 { |
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return errors.New("this topic is empty") |
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} |
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n := len(subscribers) |
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for k, subscriber := range subscribers { |
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if subscriber.URL == url { |
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subscribers = append(subscribers[:k], subscribers[k+1:]...) |
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break |
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} |
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} |
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if len(subscribers) == n { |
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return errors.New("no such an url ") |
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} |
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kvs[0].V = dtmimp.MustMarshalString(subscribers) |
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return GetStore().UpdateKV(&kvs[0]) |
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} |
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// updateTopicsMap updates the topicsMap variable, unsafe for concurrent
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func updateTopicsMap() { |
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kvs := GetStore().FindKV(topicsCat, "") |
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for _, kv := range kvs { |
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topic := topicsMap[kv.K] |
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if topic.Version >= kv.Version { |
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continue |
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} |
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newTopic := Topic{} |
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newTopic.Name = kv.K |
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newTopic.Version = kv.Version |
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dtmimp.MustUnmarshalString(kv.V, &newTopic.Subscribers) |
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topicsMap[kv.K] = newTopic |
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logger.Infof("topic updated. old topic:%v new topic:%v", topicsMap[kv.K], newTopic) |
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} |
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logger.Infof("all topic updated. topic:%v", topicsMap) |
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} |
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@ -0,0 +1,151 @@ |
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package test |
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|
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import ( |
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"context" |
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"strconv" |
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"sync" |
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"testing" |
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|
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"github.com/dtm-labs/dtm/client/dtmcli" |
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"github.com/dtm-labs/dtm/client/dtmcli/dtmimp" |
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"github.com/dtm-labs/dtm/client/dtmgrpc/dtmgimp" |
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"github.com/dtm-labs/dtm/client/dtmgrpc/dtmgpb" |
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"github.com/dtm-labs/dtm/dtmutil" |
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"github.com/pkg/errors" |
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"github.com/stretchr/testify/assert" |
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) |
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|
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const ( |
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testTopicTestTopicNormal = "test_topic_TestTopicNormal" |
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testTopicTestConcurrentUpdateTopic = "concurrent_topic_TestConcurrentUpdateTopic" |
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) |
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|
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func TestTopicNormal(t *testing.T) { |
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testSubscribe(t, httpSubscribe) |
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testUnsubscribe(t, httpUnsubscribe) |
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testDeleteTopic(t, httpDeleteTopic) |
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|
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testSubscribe(t, grpcSubscribe) |
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testUnsubscribe(t, grpcUnsubscribe) |
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testDeleteTopic(t, grpcDeleteTopic) |
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} |
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|
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func TestConcurrentUpdateTopic(t *testing.T) { |
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var wg sync.WaitGroup |
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var urls []string |
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var errNum int |
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concurrentTimes := 20 |
||||
|
// concurrently updates the topic, part of them succeed
|
||||
|
for i := 0; i < concurrentTimes; i++ { |
||||
|
wg.Add(1) |
||||
|
go func(i int) { |
||||
|
url := "http://dtm/test" + strconv.Itoa(i) |
||||
|
err := httpSubscribe(testTopicTestConcurrentUpdateTopic, url) |
||||
|
if err == nil { |
||||
|
urls = append(urls, url) |
||||
|
} else { |
||||
|
errNum++ |
||||
|
} |
||||
|
wg.Done() |
||||
|
}(i) |
||||
|
} |
||||
|
wg.Wait() |
||||
|
assert.True(t, len(urls) > 0) |
||||
|
|
||||
|
// delete successfully subscribed urls above, all of them should succeed
|
||||
|
for _, url := range urls { |
||||
|
assert.Nil(t, httpUnsubscribe(testTopicTestConcurrentUpdateTopic, url)) |
||||
|
} |
||||
|
|
||||
|
// finally, the topic version should be correct
|
||||
|
m := map[string]interface{}{} |
||||
|
resp, err := dtmcli.GetRestyClient().R().SetQueryParams(map[string]string{ |
||||
|
"cat": "topics", |
||||
|
"key": testTopicTestConcurrentUpdateTopic, |
||||
|
}).Get(dtmutil.DefaultHTTPServer + "/queryKV") |
||||
|
assert.Nil(t, err) |
||||
|
dtmimp.MustUnmarshalString(resp.String(), &m) |
||||
|
dtmimp.MustRemarshal(m["kv"].([]interface{})[0], &m) |
||||
|
assert.Equal(t, float64((concurrentTimes-errNum)*2), m["version"]) |
||||
|
} |
||||
|
|
||||
|
func testSubscribe(t *testing.T, subscribe func(topic, url string) error) { |
||||
|
assert.Nil(t, subscribe(testTopicTestTopicNormal, "http://dtm/test1")) |
||||
|
assert.Error(t, subscribe(testTopicTestTopicNormal, "http://dtm/test1")) // error:repeat subscription
|
||||
|
assert.Error(t, subscribe("", "http://dtm/test1")) // error:empty topic
|
||||
|
assert.Error(t, subscribe(testTopicTestTopicNormal, "")) // error:empty url
|
||||
|
assert.Nil(t, subscribe(testTopicTestTopicNormal, "http://dtm/test2")) |
||||
|
} |
||||
|
|
||||
|
func testUnsubscribe(t *testing.T, unsubscribe func(topic, url string) error) { |
||||
|
assert.Nil(t, unsubscribe(testTopicTestTopicNormal, "http://dtm/test1")) |
||||
|
assert.Error(t, unsubscribe(testTopicTestTopicNormal, "http://dtm/test1")) // error:repeat unsubscription
|
||||
|
assert.Error(t, unsubscribe("", "http://dtm/test1")) // error:empty topic
|
||||
|
assert.Error(t, unsubscribe(testTopicTestTopicNormal, "")) // error:empty url
|
||||
|
assert.Error(t, unsubscribe("non_existent_topic", "http://dtm/test1")) // error:unsubscribe a non-existent topic
|
||||
|
assert.Nil(t, unsubscribe(testTopicTestTopicNormal, "http://dtm/test2")) |
||||
|
assert.Error(t, unsubscribe(testTopicTestTopicNormal, "http://dtm/test2")) |
||||
|
} |
||||
|
|
||||
|
func testDeleteTopic(t *testing.T, deleteTopic func(topic string) error) { |
||||
|
assert.Error(t, deleteTopic("non_existent_testDeleteTopic")) |
||||
|
assert.Nil(t, deleteTopic(testTopicTestTopicNormal)) |
||||
|
} |
||||
|
|
||||
|
func httpSubscribe(topic, url string) error { |
||||
|
resp, err := dtmcli.GetRestyClient().R().SetQueryParams(map[string]string{ |
||||
|
"topic": topic, |
||||
|
"url": url, |
||||
|
"remark": "for test", |
||||
|
}).Get(dtmutil.DefaultHTTPServer + "/subscribe") |
||||
|
e2p(err) |
||||
|
if resp.StatusCode() != 200 { |
||||
|
err = errors.Errorf("Http Request Error. Resp:%v", resp.String()) |
||||
|
} |
||||
|
return err |
||||
|
} |
||||
|
|
||||
|
func httpUnsubscribe(topic, url string) error { |
||||
|
resp, err := dtmcli.GetRestyClient().R().SetQueryParams(map[string]string{ |
||||
|
"topic": topic, |
||||
|
"url": url, |
||||
|
}).Get(dtmutil.DefaultHTTPServer + "/unsubscribe") |
||||
|
e2p(err) |
||||
|
if resp.StatusCode() != 200 { |
||||
|
err = errors.Errorf("Http Request Error. Resp:%+v", resp.String()) |
||||
|
} |
||||
|
return err |
||||
|
} |
||||
|
|
||||
|
func httpDeleteTopic(topic string) error { |
||||
|
resp, err := dtmcli.GetRestyClient().R().Delete(dtmutil.DefaultHTTPServer + "/topic/" + topic) |
||||
|
e2p(err) |
||||
|
if resp.StatusCode() != 200 { |
||||
|
err = errors.Errorf("Http Request Error. Resp:%+v", resp.String()) |
||||
|
} |
||||
|
return err |
||||
|
} |
||||
|
|
||||
|
func grpcSubscribe(topic, url string) error { |
||||
|
_, err := dtmgimp.MustGetDtmClient(dtmutil.DefaultGrpcServer).Subscribe(context.Background(), |
||||
|
&dtmgpb.DtmTopicRequest{ |
||||
|
Topic: topic, |
||||
|
URL: url, |
||||
|
Remark: "for test"}) |
||||
|
return err |
||||
|
} |
||||
|
|
||||
|
func grpcUnsubscribe(topic, url string) error { |
||||
|
_, err := dtmgimp.MustGetDtmClient(dtmutil.DefaultGrpcServer).Unsubscribe(context.Background(), |
||||
|
&dtmgpb.DtmTopicRequest{ |
||||
|
Topic: topic, |
||||
|
URL: url}) |
||||
|
return err |
||||
|
} |
||||
|
|
||||
|
func grpcDeleteTopic(topic string) error { |
||||
|
_, err := dtmgimp.MustGetDtmClient(dtmutil.DefaultGrpcServer).DeleteTopic(context.Background(), |
||||
|
&dtmgpb.DtmTopicRequest{ |
||||
|
Topic: topic}) |
||||
|
return err |
||||
|
} |
||||
Loading…
Reference in new issue