AlinsRan opened a new pull request, #2472:
URL: https://github.com/apache/apisix-ingress-controller/pull/2472
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### Type of change:
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<!-- Select all the options from below that matches the type your PR best -->
- [ ] Bugfix
- [ ] New feature provided
- [ ] Improve performance
- [ ] Backport patches
- [ ] Documentation
- [ ] Refactor
- [ ] Chore
- [ ] CI/CD or Tests
### What this PR does / why we need it:
For the following set of resources, it will only take effect for the last
resource.
```yaml
apiVersion: apisix.apache.org/v2
kind: ApisixRoute
metadata:
name: route-11111
spec:
ingressClassName: apisix
http:
- name: rule0
match:
hosts:
- httpbin-11111
paths:
- /*
backends:
- serviceName: httpbin
servicePort: 80
---
apiVersion: apisix.apache.org/v2
kind: ApisixRoute
metadata:
name: route-1111
spec:
ingressClassName: apisix
http:
- name: rule0
match:
hosts:
- httpbin-1111
paths:
- /*
backends:
- serviceName: httpbin
servicePort: 80
---
apiVersion: apisix.apache.org/v2
kind: ApisixRoute
metadata:
name: route-111
spec:
ingressClassName: apisix
http:
- name: rule0
match:
hosts:
- httpbin-111
paths:
- /*
backends:
- serviceName: httpbin
servicePort: 80
---
apiVersion: apisix.apache.org/v2
kind: ApisixRoute
metadata:
name: route-11
spec:
ingressClassName: apisix
http:
- name: rule0
match:
hosts:
- httpbin-11
paths:
- /*
backends:
- serviceName: httpbin
servicePort: 80
---
apiVersion: apisix.apache.org/v2
kind: ApisixRoute
metadata:
name: route-1
spec:
ingressClassName: apisix
http:
- name: rule0
match:
hosts:
- httpbin-1
paths:
- /*
backends:
- serviceName: httpbin
servicePort: 80
```
```bash
# expect 200
curl http://127.0.0.1:9080/get -H "Host: httpbin-1111"
> 404
# expect 200
curl http://127.0.0.1:9080/get -H "Host: httpbin-1111"
> 404
# expect 200
curl http://127.0.0.1:9080/get -H "Host: httpbin-111"
> 404
# expect 200
curl http://127.0.0.1:9080/get -H "Host: httpbin-11"
> 404
# expect 200
curl http://127.0.0.1:9080/get -H "Host: httpbin-1"
> 200
```
This is due to prefix matching causing cached routes to be deleted.
https://github.com/apache/apisix-ingress-controller/blob/2b9b787a9397ed9348ccfa9eb8d568acc671f6fd/internal/provider/adc/store.go#L68-L73
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- [ ] Did you explain what problem does this PR solve? Or what new features
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