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This commit is contained in:
Tim Bannister
2021-10-11 16:23:18 +01:00
parent 873a25adf7
commit d41ca5886c
1 changed files with 3 additions and 3 deletions
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content/en/blog/_posts/2021-10-18-kpng-specialized-proxiers.md
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@@ -210,12 +210,12 @@ podip=$(cat /tmp/out | jq -r '.Endpoints[]|select(.Local == true)|select(.IPs.V6
ip6tables -t nat -A PREROUTING -d $xip/128 -j DNAT --to-destination $podip ip6tables -t nat -A PREROUTING -d $xip/128 -j DNAT --to-destination $podip
``` ```
Assuming the json output above is stored in `/tmp/out` ([jq](https://stedolan.github.io/jq/) is an *awesome* program!). Assuming the JSON output above is stored in `/tmp/out` ([jq](https://stedolan.github.io/jq/) is an *awesome* program!).
As this is an example we make it really simple for ourselves by using As this is an example we make it really simple for ourselves by using
a minor variation of the `kpng-json` backend above. Instead of just a minor variation of the `kpng-json` backend above. Instead of just
printing, a program is called and the json output is passed as `stdin` printing, a program is called and the JSON output is passed as `stdin`
to that program. The backend can be tested stand-alone: to that program. The backend can be tested stand-alone:
``` ```
@@ -233,7 +233,7 @@ While [kpng](https://github.com/kubernetes-sigs/kpng) is in early
stage of development this post wants to show how you may build your stage of development this post wants to show how you may build your
own specialized K8s proxiers in the future. The only thing your own specialized K8s proxiers in the future. The only thing your
applications need to do is to add the applications need to do is to add the
`service.kubernetes.io/service-proxy-name` label in the service `service.kubernetes.io/service-proxy-name` label in the Service
manifest. manifest.
It is a tedious process to get new features into the `kube-proxy` and It is a tedious process to get new features into the `kube-proxy` and