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Dominik Chilla 2020-08-23 18:47:46 +02:00 committed by GitHub
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@ -67,13 +67,15 @@ spec:
- --validating-webhook=:8443 - --validating-webhook=:8443
- --validating-webhook-certificate=/usr/local/certificates/cert - --validating-webhook-certificate=/usr/local/certificates/cert
- --validating-webhook-key=/usr/local/certificates/key - --validating-webhook-key=/usr/local/certificates/key
*** ADD >>> - --tcp-services-configmap=ingress-nginx/tcp-services <<< ADD *** >>> ADD
*** ADD >>> - --udp-services-configmap=ingress-nginx/udp-services <<< ADD *** - --tcp-services-configmap=ingress-nginx/tcp-services
- --udp-services-configmap=ingress-nginx/udp-services
<<< ADD
env: env:
[...] [...]
``` ```
### Deploy nginx-service and expose via nginx-ingress on TCP-port 9000 ### Deploy my-nginx-service and expose via nginx-ingress on TCP-port 9000
my-nginx-deployment.yml: my-nginx-deployment.yml:
``` ```
apiVersion: apps/v1 apiVersion: apps/v1
@ -129,7 +131,9 @@ Find the `ports:`-section of the `ingress-nginx-controller` service and *ADD* th
[...] [...]
spec: spec:
clusterIP: 10.43.237.255 clusterIP: 10.43.237.255
externalTrafficPolicy: Cluster >>> CHANGE externalTrafficPolicy from Cluster to Local if original client-IP is desirable
externalTrafficPolicy: Local
<<< CHANGE
ports: ports:
- name: http - name: http
nodePort: 30312 nodePort: 30312
@ -141,12 +145,12 @@ spec:
port: 443 port: 443
protocol: TCP protocol: TCP
targetPort: https targetPort: https
*** ADD >>> >>> ADD
- name: proxied-tcp-9000 - name: proxied-tcp-9000
port: 9000 port: 9000
protocol: TCP protocol: TCP
targetPort: 9000 targetPort: 9000
<<< ADD *** <<< ADD
[...] [...]
``` ```
Finally, we need to glue nginx-ingress with the my-nginx app. This will be done with the config-map `tcp-services-config-map.yml` referenced earlier in the nginx-ingress deployment definition: Finally, we need to glue nginx-ingress with the my-nginx app. This will be done with the config-map `tcp-services-config-map.yml` referenced earlier in the nginx-ingress deployment definition:
@ -158,7 +162,7 @@ metadata:
name: tcp-services name: tcp-services
namespace: ingress-nginx namespace: ingress-nginx
data: data:
9000: "default/my-nginx:80::PROXY" 9000: "default/my-nginx:80"
``` ```
Apply with `kubectl apply -f tcp-services-config-map.yml`: Apply with `kubectl apply -f tcp-services-config-map.yml`:
``` ```
@ -185,3 +189,15 @@ dominik@muggler:~$ curl -s http://10.62.94.246:9000
</body> </body>
</html> </html>
``` ```
Check logs of my-nginx POD:
```
root@k3s-master:/k3s# kubectl get pods
NAME READY STATUS RESTARTS AGE
my-nginx-65c68bbcdf-xkhqj 1/1 Running 0 90m
```
```
kubectl logs my-nginx-65c68bbcdf-xkhqj -f
[...]
10.42.0.18 - - [23/Aug/2020:16:38:33 +0000] "PROXY TCP4 10.62.94.1 10.42.0.18 48558 9000" 400 157 "-" "-" "-"
[...]
```