rickyma commented on code in PR #1852:
URL:
https://github.com/apache/incubator-uniffle/pull/1852#discussion_r1669816744
##########
dashboard/src/main/java/org/apache/uniffle/dashboard/web/proxy/WebProxyServlet.java:
##########
@@ -45,7 +45,8 @@ protected String rewriteTarget(HttpServletRequest
clientRequest) {
String targetAddress =
coordinatorServerAddressesMap.get(clientRequest.getHeader("targetAddress"));
if (targetAddress == null) {
- return null;
+ // Get random one from coordinatorServerAddressesMap
+ targetAddress = coordinatorServerAddressesMap.values().iterator().next();
Review Comment:
Maybe:
```
Preconditions.checkArgument(coordinatorServerAddressesMap.isEmpty(), "No
coordinator server address found.");
```
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