tzssangglass opened a new issue #55:
URL: https://github.com/apache/apisix-java-plugin-runner/issues/55
### Issue description
If using `stop-request` but not calling `setStatusCode` will trigger an
exception will trigger an internal exception in APISIX.
### Environment
* your apisix-java-plugin-runner version: master
* apisix version: master
### Minimal test code / Steps to reproduce the issue
1. java code
```java
package org.apache.apisix.plugin.runner.filter;
import org.apache.apisix.plugin.runner.HttpRequest;
import org.apache.apisix.plugin.runner.HttpResponse;
import org.springframework.stereotype.Component;
import reactor.core.publisher.Mono;
@Component
public class TestFilter implements PluginFilter {
@Override
public String name() {
return "TestFilter";
}
@Override
public Mono<Void> filter(HttpRequest request, HttpResponse response,
PluginFilterChain chain) {
response.setHeader("para_test", "test");
return chain.filter(request, response);
}
}
```
2. apisix route
```shell
$ curl http://127.0.0.1:9080/apisix/admin/routes/1 -H 'X-API-KEY:
edd1c9f034335f136f87ad84b625c8f1' -X PUT -d '
{
"uri":"/*",
"plugins":{
"ext-plugin-pre-req":{
"conf":[
{
"name":"TestFilter",
"value":"bar"
}
]
}
},
"upstream":{
"nodes":{
"httpbin.org:80":1
},
"type":"roundrobin"
}
}'
```
3. access apisix
```shell
$ curl -i 127.0.0.1:9080/get
```
4. the `error.log` of apisix
```
2021/08/01 01:40:03 [error] 124925#124925: *152 failed to run
balancer_by_lua*: /usr/local/apisix/apisix/balancer.lua:181: attempt to index
local 'up_conf' (a nil value)
stack traceback:
/usr/local/apisix/apisix/balancer.lua:181: in function 'pick_server'
/usr/local/apisix/apisix/balancer.lua:268: in function 'run'
/usr/local/apisix/apisix/init.lua:710: in function 'http_balancer_phase'
balancer_by_lua:2: in main chunk while connecting to upstream, client:
127.0.0.1, server: _, request: "GET /get HTTP/1.1", host: "127.0.0.1:9080"
```
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