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rickyma pushed a commit to branch master
in repository https://gitbox.apache.org/repos/asf/incubator-uniffle.git
The following commit(s) were added to refs/heads/master by this push:
new db357cabc [#1927] fix(dashboard): Fix NPE issues in dashboard (#1965)
db357cabc is described below
commit db357cabc4d393dbb3f82832789095672b92112f
Author: yl09099 <33595968+yl09...@users.noreply.github.com>
AuthorDate: Wed Jul 31 17:14:16 2024 +0800
[#1927] fix(dashboard): Fix NPE issues in dashboard (#1965)
### What changes were proposed in this pull request?
1. Modify NPE bugs;
2. Modify the Vue3's CompositionAPI.
3. Handling the request failed.
4. Optimize page display.
### Why are the changes needed?
Fix: #1954
### Does this PR introduce _any_ user-facing change?
Yes.
### How was this patch tested?
UT.
---
.../dashboard/web/proxy/WebProxyServlet.java | 69 ++++++-----
.../dashboard/web/utils/DashboardUtils.java | 13 +-
dashboard/src/main/webapp/src/api/api.js | 102 ++++------------
.../webapp/src/pages/CoordinatorServerPage.vue | 88 +++++++++-----
.../webapp/src/pages/serverstatus/NodeListPage.vue | 133 +++++++++++++++++----
dashboard/src/main/webapp/src/utils/http.js | 15 ++-
6 files changed, 257 insertions(+), 163 deletions(-)
diff --git
a/dashboard/src/main/java/org/apache/uniffle/dashboard/web/proxy/WebProxyServlet.java
b/dashboard/src/main/java/org/apache/uniffle/dashboard/web/proxy/WebProxyServlet.java
index 084478030..15d0772e7 100644
---
a/dashboard/src/main/java/org/apache/uniffle/dashboard/web/proxy/WebProxyServlet.java
+++
b/dashboard/src/main/java/org/apache/uniffle/dashboard/web/proxy/WebProxyServlet.java
@@ -22,8 +22,7 @@ import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import com.google.common.base.Preconditions;
-import org.eclipse.jetty.client.api.Request;
-import org.eclipse.jetty.client.api.Response;
+import org.eclipse.jetty.http.HttpStatus;
import org.eclipse.jetty.proxy.ProxyServlet;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
@@ -31,7 +30,14 @@ import org.slf4j.LoggerFactory;
public class WebProxyServlet extends ProxyServlet {
private static final Logger LOG =
LoggerFactory.getLogger(WebProxyServlet.class);
+ /** The key of the request header. */
+ private static final String HEADER_TARGET_ADDRESS = "targetAddress";
+ private static final String HEADER_REQUEST_SERVER_TYPE = "requestServerType";
+ /** The value of the request header. */
+ private static final String REQUEST_SERVER_TYPE_COORDINATOR = "coordinator";
+
+ private static final String REQUEST_SERVER_TYPE_SERVER = "server";
private Map<String, String> coordinatorServerAddressesMap;
public WebProxyServlet(Map<String, String> coordinatorServerAddressesMap) {
@@ -46,47 +52,56 @@ public class WebProxyServlet extends ProxyServlet {
return null;
}
String targetAddress;
- if (clientRequest.getHeader("serverType").equals("coordinator")) {
- targetAddress =
coordinatorServerAddressesMap.get(clientRequest.getHeader("targetAddress"));
- if (targetAddress == null) {
- // Get random one from coordinatorServerAddressesMap
- targetAddress =
coordinatorServerAddressesMap.values().iterator().next();
- }
+ String requestServerType =
+ clientRequest.getHeader(HEADER_REQUEST_SERVER_TYPE) != null
+ && REQUEST_SERVER_TYPE_COORDINATOR.equalsIgnoreCase(
+ clientRequest.getHeader(HEADER_REQUEST_SERVER_TYPE))
+ ? REQUEST_SERVER_TYPE_COORDINATOR
+ : REQUEST_SERVER_TYPE_SERVER;
+ if (requestServerType.equalsIgnoreCase(REQUEST_SERVER_TYPE_COORDINATOR)) {
+ targetAddress =
+
coordinatorServerAddressesMap.get(clientRequest.getHeader(HEADER_TARGET_ADDRESS));
} else {
- targetAddress = clientRequest.getHeader("targetAddress");
+ targetAddress = clientRequest.getHeader(HEADER_TARGET_ADDRESS);
}
StringBuilder target = new StringBuilder();
- if (targetAddress.endsWith("/")) {
- targetAddress = targetAddress.substring(0, targetAddress.length() - 1);
- }
target.append(targetAddress).append("/api").append(clientRequest.getPathInfo());
String query = clientRequest.getQueryString();
if (query != null) {
target.append("?").append(query);
}
+ LOG.info(target.toString());
return target.toString();
}
- @Override
- protected void onProxyRewriteFailed(
- HttpServletRequest clientRequest, HttpServletResponse clientResponse) {}
-
+ /**
+ * If the proxy address fails to be requested, 403 is returned and the
front-end handles the
+ * exception.
+ *
+ * @param clientRequest
+ * @param proxyResponse
+ * @param serverResponse
+ * @param failure
+ */
@Override
protected void onProxyResponseFailure(
HttpServletRequest clientRequest,
HttpServletResponse proxyResponse,
- Response serverResponse,
- Throwable failure) {}
-
- @Override
- protected String filterServerResponseHeader(
- HttpServletRequest clientRequest,
- Response serverResponse,
- String headerName,
- String headerValue) {
- return null;
+ org.eclipse.jetty.client.api.Response serverResponse,
+ Throwable failure) {
+ sendProxyResponseError(clientRequest, proxyResponse,
HttpStatus.FORBIDDEN_403);
}
+ /**
+ * If the proxy address fails to be rewritten, 403 is returned and the
front-end handles the
+ * exception.
+ *
+ * @param clientRequest the client request
+ * @param proxyResponse the client response
+ */
@Override
- protected void addXForwardedHeaders(HttpServletRequest clientRequest,
Request proxyRequest) {}
+ protected void onProxyRewriteFailed(
+ HttpServletRequest clientRequest, HttpServletResponse proxyResponse) {
+ sendProxyResponseError(clientRequest, proxyResponse,
HttpStatus.FORBIDDEN_403);
+ }
}
diff --git
a/dashboard/src/main/java/org/apache/uniffle/dashboard/web/utils/DashboardUtils.java
b/dashboard/src/main/java/org/apache/uniffle/dashboard/web/utils/DashboardUtils.java
index 1b60a6b27..72a5b446f 100644
---
a/dashboard/src/main/java/org/apache/uniffle/dashboard/web/utils/DashboardUtils.java
+++
b/dashboard/src/main/java/org/apache/uniffle/dashboard/web/utils/DashboardUtils.java
@@ -24,6 +24,7 @@ import java.util.Map;
import com.google.common.base.Preconditions;
import com.google.common.collect.Maps;
+import org.apache.commons.lang3.StringUtils;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
@@ -37,11 +38,21 @@ public class DashboardUtils {
for (String coordinator : coordinators) {
try {
URL coordinatorURL = new URL(coordinator);
- coordinatorAddressMap.put(coordinatorURL.getHost(), coordinator);
+ coordinatorAddressMap.put(coordinatorURL.getHost(),
removeBackslash(coordinator));
} catch (MalformedURLException e) {
LOG.error("The coordinator address is abnormal.", e);
}
}
+ LOG.info("Monitored the Coordinator of {}.", String.join(",",
coordinatorAddressMap.values()));
return coordinatorAddressMap;
}
+
+ /** Remove the trailing backslash. */
+ public static String removeBackslash(String addressStr) {
+ if (StringUtils.isNotEmpty(addressStr) && addressStr.endsWith("/")) {
+ return addressStr.substring(0, addressStr.length() - 1);
+ } else {
+ return addressStr;
+ }
+ }
}
diff --git a/dashboard/src/main/webapp/src/api/api.js
b/dashboard/src/main/webapp/src/api/api.js
index b837658ce..928be9afb 100644
--- a/dashboard/src/main/webapp/src/api/api.js
+++ b/dashboard/src/main/webapp/src/api/api.js
@@ -26,82 +26,32 @@ export function getCoordinatorConf(params, headers) {
return http.get('/coordinator/conf', params, headers, 0)
}
-export async function getShuffleServerConf(address, params, headers) {
- if (typeof headers === 'undefined') {
- headers = {};
- }
- headers.targetAddress = address;
- const response = await http.get('/shuffleServer/conf', params, headers, 0);
- const newWindow = window.open('', '_blank');
- let tableHTML = `
- <style>
- table {
- width: 100%;
- }
- th, td {
- padding: 0 20px;
- text-align: left;
- }
- </style>
- <table>
- <tr>
- <th>Key</th>
- <th>Value</th>
- </tr>
- `;
- for (const item of response.data.data) {
- tableHTML +=
`<tr><td>${item.argumentKey}</td><td>${item.argumentValue}</td></tr>`;
- }
- tableHTML += '</table>';
- newWindow.document.write(tableHTML);
-}
-
-export async function getCoordinatorMetrics(params, headers) {
- const response = await http.get('/coordinator/metrics', params, headers, 0)
- const newWindow = window.open('', '_blank');
- newWindow.document.write('<pre>' + JSON.stringify(response.data, null, 2) +
'</pre>');
-}
-
-export async function getShuffleServerMetrics(address, params, headers) {
- if (typeof headers === 'undefined') {
- headers = {}
- }
- headers.targetAddress = address
- const response = await http.get('/shuffleServer/metrics', params, headers, 0)
- const newWindow = window.open('', '_blank');
- newWindow.document.write('<pre>' + JSON.stringify(response.data, null, 2) +
'</pre>');
-}
-
-export async function getCoordinatorPrometheusMetrics(params, headers) {
- const response = await http.get('/coordinator/prometheus/metrics/all',
params, headers, 0)
- const newWindow = window.open('', '_blank');
- newWindow.document.write('<pre>' + response.data + '</pre>');
-}
-
-export async function getShuffleServerPrometheusMetrics(address, params,
headers) {
- if (typeof headers === 'undefined') {
- headers = {}
- }
- headers.targetAddress = address
- const response = await http.get('/shuffleServer/prometheus/metrics/all',
params, headers, 0)
- const newWindow = window.open('', '_blank');
- newWindow.document.write('<pre>' + response.data + '</pre>');
-}
-
-export async function getCoordinatorStacks(params, headers) {
- const response = await http.get('/coordinator/stacks', params, headers, 0)
- const newWindow = window.open('', '_blank');
- newWindow.document.write('<pre>' + response.data + '</pre>');
-}
-
-export async function getShuffleServerStacks(address, params, headers) {
- if (typeof headers === 'undefined') {
- headers = {}
- }
- headers.targetAddress = address
- const response = await http.get('/shuffleServer/stacks', params, headers, 0)
- const newWindow = window.open('', '_blank');
- newWindow.document.write('<pre>' + response.data + '</pre>');
+export function getShuffleServerConf(params, headers) {
+ return http.get('/shuffleServer/conf', params, headers, 0)
+}
+
+export function getCoordinatorMetrics(params, headers) {
+ return http.get('/coordinator/metrics', params, headers, 0)
+}
+
+export function getShuffleServerMetrics(params, headers) {
+ return http.get('/shuffleServer/metrics', params, headers, 0)
+}
+
+export function getCoordinatorPrometheusMetrics(params, headers) {
+ return http.get('/coordinator/prometheus/metrics/all', params, headers, 0)
+}
+
+export function getShuffleServerPrometheusMetrics(params, headers) {
+ return http.get('/shuffleServer/prometheus/metrics/all', params, headers, 0)
+}
+
+export function getCoordinatorStacks(params, headers) {
+ return http.get('/coordinator/stacks', params, headers, 0)
+}
+
+export function getShuffleServerStacks(params, headers) {
+ return http.get('/shuffleServer/stacks', params, headers, 0)
}
// Create an interface for the total number of nodes
diff --git a/dashboard/src/main/webapp/src/pages/CoordinatorServerPage.vue
b/dashboard/src/main/webapp/src/pages/CoordinatorServerPage.vue
index aac7cf317..4e9efbd2a 100644
--- a/dashboard/src/main/webapp/src/pages/CoordinatorServerPage.vue
+++ b/dashboard/src/main/webapp/src/pages/CoordinatorServerPage.vue
@@ -65,6 +65,21 @@
</template>
{{ pageData.serverInfo.serverWebPort }}
</el-descriptions-item>
+ <el-descriptions-item>
+ <template #label>
+ <div class="cell-item">
+ <el-icon :style="iconStyle">
+ <Wallet />
+ </el-icon>
+ Monitoring Information
+ </div>
+ </template>
+ <div class="mb-4">
+ <el-button type="primary"
@click="handlerMetrics">Metrics</el-button>
+ <el-button type="success"
@click="handlerPromMetrics">Prometheus Metrics</el-button>
+ <el-button type="info"
@click="handlerStacks">Stacks</el-button>
+ </div>
+ </el-descriptions-item>
</el-descriptions>
</div>
</el-collapse-item>
@@ -74,36 +89,13 @@
<el-table-column prop="argumentValue" label="Value" min-width="380"
/>
</el-table>
</el-collapse-item>
- <el-collapse-item title="Coordinator Metrics" name="3">
- <el-link @click="getCoordinatorMetrics" target="_blank">
- <el-icon :style="iconStyle">
- <Link />
- </el-icon>
- metrics
- </el-link>
- </el-collapse-item>
- <el-collapse-item title="Coordinator Prometheus Metrics" name="4">
- <el-link @click="getCoordinatorPrometheusMetrics" target="_blank">
- <el-icon :style="iconStyle">
- <Link />
- </el-icon>
- prometheus metrics
- </el-link>
- </el-collapse-item>
- <el-collapse-item title="Coordinator Stacks" name="5">
- <el-link @click="getCoordinatorStacks" target="_blank">
- <el-icon :style="iconStyle">
- <Link />
- </el-icon>
- stacks
- </el-link>
- </el-collapse-item>
</el-collapse>
</div>
</template>
<script>
import { ref, reactive, computed, onMounted } from 'vue'
+import { ElMessage } from 'element-plus'
import {
getCoordinatorConf,
getCoordinatorMetrics,
@@ -114,10 +106,9 @@ import {
import { useCurrentServerStore } from '@/store/useCurrentServerStore'
export default {
- methods: {getCoordinatorMetrics, getCoordinatorPrometheusMetrics,
getCoordinatorStacks},
setup() {
const pageData = reactive({
- activeNames: ['1', '2', '3', '4', '5'],
+ activeNames: ['1', '2'],
tableData: [],
serverInfo: {}
})
@@ -132,6 +123,46 @@ export default {
pageData.serverInfo = res.data.data
}
+ async function handlerMetrics() {
+ try {
+ const response = await getCoordinatorMetrics()
+ if (response.status >= 200 && response.status < 300) {
+ const newWindow = window.open('', '_blank')
+ newWindow.document.write('<pre>' + JSON.stringify(response.data,
null, 2) + '</pre>')
+ } else {
+ ElMessage.error('Request failed.')
+ }
+ } catch (err) {
+ ElMessage.error('Internal error.')
+ }
+ }
+ async function handlerPromMetrics() {
+ try {
+ const response = await getCoordinatorPrometheusMetrics()
+ if (response.status >= 200 && response.status < 300) {
+ const newWindow = window.open('', '_blank')
+ newWindow.document.write('<pre>' + response.data + '</pre>')
+ } else {
+ ElMessage.error('Request failed.')
+ }
+ } catch (err) {
+ ElMessage.error('Internal error.')
+ }
+ }
+ async function handlerStacks() {
+ try {
+ const response = await getCoordinatorStacks()
+ if (response.status >= 200 && response.status < 300) {
+ const newWindow = window.open('', '_blank')
+ newWindow.document.write('<pre>' + response.data + '</pre>')
+ } else {
+ ElMessage.error('Request failed.')
+ }
+ } catch (err) {
+ ElMessage.error('Internal error.')
+ }
+ }
+
/**
* The system obtains data from global variables and requests the
interface to obtain new data after data changes.
*/
@@ -176,7 +207,10 @@ export default {
pageData,
iconStyle,
blockMargin,
- size
+ size,
+ handlerMetrics,
+ handlerPromMetrics,
+ handlerStacks
}
}
}
diff --git a/dashboard/src/main/webapp/src/pages/serverstatus/NodeListPage.vue
b/dashboard/src/main/webapp/src/pages/serverstatus/NodeListPage.vue
index 41c7a19c4..bc6e87ef4 100644
--- a/dashboard/src/main/webapp/src/pages/serverstatus/NodeListPage.vue
+++ b/dashboard/src/main/webapp/src/pages/serverstatus/NodeListPage.vue
@@ -68,42 +68,32 @@
/>
<el-table-column label="Conf">
<template v-slot="{ row }">
- <el-link @click="getShuffleServerConf('http://' + row.ip + ':' +
row.jettyPort)" target="_blank">
- <el-icon :style="iconStyle">
- <Link />
- </el-icon>
- conf
- </el-link>
+ <div class="mb-4">
+ <el-button type="warning"
@click="handlerServerConf(row)">conf</el-button>
+ </div>
</template>
</el-table-column>
<el-table-column label="Metrics">
<template v-slot="{ row }">
- <el-link @click="getShuffleServerMetrics('http://' + row.ip + ':' +
row.jettyPort)" target="_blank">
- <el-icon :style="iconStyle">
- <Link />
- </el-icon>
- metrics
- </el-link>
+ <div class="mb-4">
+ <el-button type="primary"
@click="handlerServerMetrics(row)">metrics</el-button>
+ </div>
</template>
</el-table-column>
<el-table-column label="PrometheusMetrics" min-width="150">
<template v-slot="{ row }">
- <el-link @click="getShuffleServerPrometheusMetrics('http://' +
row.ip + ':' + row.jettyPort)" target="_blank">
- <el-icon :style="iconStyle">
- <Link />
- </el-icon>
- prometheus metrics
- </el-link>
+ <div class="mb-4">
+ <el-button type="success"
@click="handlerServerPrometheusMetrics(row)"
+ >prometheus metrics</el-button
+ >
+ </div>
</template>
</el-table-column>
<el-table-column label="Stacks">
<template v-slot="{ row }">
- <el-link @click="getShuffleServerStacks('http://' + row.ip + ':' +
row.jettyPort)" target="_blank">
- <el-icon :style="iconStyle">
- <Link />
- </el-icon>
- stacks
- </el-link>
+ <div class="mb-4">
+ <el-button type="info"
@click="handlerServerStacks(row)">stacks</el-button>
+ </div>
</template>
</el-table-column>
<el-table-column prop="tags" label="Tags" min-width="140" />
@@ -137,7 +127,6 @@ import {
} from '@/api/api'
export default {
- methods: {getShuffleServerConf, getShuffleServerMetrics,
getShuffleServerPrometheusMetrics, getShuffleServerStacks},
setup() {
const router = useRouter()
const currentServerStore = useCurrentServerStore()
@@ -165,7 +154,7 @@ export default {
async function deleteLostServer(row) {
try {
const params = { serverId: row.id }
- const res = await deleteConfirmedLostServer(params, {})
+ const res = await deleteConfirmedLostServer(params)
// Invoke the interface to delete the lost server, prompting a message
based on the result returned.
if (res.data.data === 'success') {
ElMessage.success('remove ' + row.id + ' sucess...')
@@ -202,6 +191,94 @@ export default {
listPageData.tableData = res.data.data
}
+ function combinedRequestAddress(serverRow) {
+ return 'http://' + serverRow.ip + ':' + serverRow.jettyPort
+ }
+
+ async function handlerServerConf(serverRow) {
+ try {
+ const headers = {}
+ headers.targetAddress = combinedRequestAddress(serverRow)
+ const response = await getShuffleServerConf({}, headers)
+ if (response.status >= 200 && response.status < 300) {
+ const newWindow = window.open('', '_blank')
+ let tableHTML = `
+ <style>
+ table {
+ width: 100%;
+ }
+ th, td {
+ padding: 0 20px;
+ text-align: left;
+ }
+ </style>
+ <table>
+ <tr>
+ <th>Key</th>
+ <th>Value</th>
+ </tr>
+ `
+ for (const item of response.data.data) {
+ tableHTML +=
`<tr><td>${item.argumentKey}</td><td>${item.argumentValue}</td></tr>`
+ }
+ tableHTML += '</table>'
+ newWindow.document.write(tableHTML)
+ } else {
+ ElMessage.error('Request failed.')
+ }
+ } catch (err) {
+ ElMessage.error('Internal error.')
+ }
+ }
+
+ async function handlerServerMetrics(serverRow) {
+ try {
+ const headers = {}
+ headers.targetAddress = combinedRequestAddress(serverRow)
+ const response = await getShuffleServerMetrics({}, headers)
+ if (response.status >= 200 && response.status < 300) {
+ const newWindow = window.open('', '_blank')
+ newWindow.document.write('<pre>' + JSON.stringify(response.data,
null, 2) + '</pre>')
+ } else {
+ ElMessage.error('Request failed.')
+ }
+ } catch (err) {
+ ElMessage.error('Internal error.')
+ }
+ }
+
+ async function handlerServerPrometheusMetrics(serverRow) {
+ try {
+ const headers = {}
+ headers.targetAddress = combinedRequestAddress(serverRow)
+ const response = await getShuffleServerPrometheusMetrics({}, headers)
+ if (response.status >= 200 && response.status < 300) {
+ const newWindow = window.open('', '_blank')
+ newWindow.document.write('<pre>' + response.data + '</pre>')
+ } else {
+ ElMessage.error('Request failed.')
+ }
+ } catch (err) {
+ ElMessage.error('Internal error.')
+ }
+ }
+
+ async function handlerServerStacks(serverRow) {
+ try {
+ const headers = {}
+ headers.targetAddress = combinedRequestAddress(serverRow)
+ const response = await getShuffleServerStacks({}, headers)
+ if (response.status >= 200 && response.status < 300) {
+ const newWindow = window.open('', '_blank')
+ newWindow.document.write('<pre>' + response.data + '</pre>')
+ } else {
+ ElMessage.error('Request failed.')
+ }
+ } catch (err) {
+ ElMessage.error('Internal error.')
+ }
+ }
+
const loadPageData = () => {
isShowRemove.value = false
listPageData.tableData = [
@@ -281,6 +358,10 @@ export default {
isShowRemove,
showDeleteConfirm,
sortChangeEvent,
+ handlerServerConf,
+ handlerServerPrometheusMetrics,
+ handlerServerMetrics,
+ handlerServerStacks,
memFormatter,
dateFormatter
}
diff --git a/dashboard/src/main/webapp/src/utils/http.js
b/dashboard/src/main/webapp/src/utils/http.js
index 40efd1ed8..48ca73668 100644
--- a/dashboard/src/main/webapp/src/utils/http.js
+++ b/dashboard/src/main/webapp/src/utils/http.js
@@ -18,17 +18,18 @@
import request from '@/utils/request'
import { useCurrentServerStore } from '@/store/useCurrentServerStore'
+const requestServerType = { coordinator: 'coordinator', server: 'server' }
const http = {
get(url, params, headers, fontBackFlag) {
if (fontBackFlag === 0) {
+ // The system obtains the address of the Coordinator to be accessed from
global variables.
+ const currentServerStore = useCurrentServerStore()
if (headers) {
- headers.serverType = 'server'
+ headers.requestServerType = requestServerType.server
} else {
- // The system obtains the address of the Coordinator to be accessed
from global variables.
- const currentServerStore = useCurrentServerStore()
headers = {}
+ headers.requestServerType = requestServerType.coordinator
headers.targetAddress = currentServerStore.currentServer
- headers.serverType = 'coordinator'
}
return request.getBackEndAxiosInstance().get(url, { params, headers })
} else {
@@ -40,9 +41,10 @@ const http = {
// The system obtains the address of the Coordinator to be accessed from
global variables.
const currentServerStore = useCurrentServerStore()
if (headers) {
- headers.targetAddress = currentServerStore.currentServer
+ headers.requestServerType = requestServerType.server
} else {
headers = {}
+ headers.requestServerType = requestServerType.coordinator
headers.targetAddress = currentServerStore.currentServer
}
return request.getBackEndAxiosInstance().post(url, data, headers)
@@ -55,9 +57,10 @@ const http = {
// The system obtains the address of the Coordinator to be accessed from
global variables.
const currentServerStore = useCurrentServerStore()
if (headers) {
- headers.targetAddress = currentServerStore.currentServer
+ headers.requestServerType = requestServerType.server
} else {
headers = {}
+ headers.requestServerType = requestServerType.coordinator
headers.targetAddress = currentServerStore.currentServer
}
return request.getBackEndAxiosInstance().delete(url, { params, headers })
