k8surl

k8surl

k8surl is a simple application to parse Kubernetes manifets and render templates and/or open links it uses kubectls jsonpath lib but just adds some extra sugar to help you save those json templates somewhere with commands you can remember.

Install

Make sure to add a config file at ~/.k8surl.yaml

go install github.com/jklaw90/k8surl@latest

Examples

example ~/.k8surl.yaml config file:

pod:
  urls:
    - "https://example.com/dashboards/xyz?name={.metadata.name}&namespace={.metadata.namespace}"
  templates:
    - |
      Other Cool Dashboards:
      - "https://example.com/dashboards/xyz1?name={.metadata.name}&namespace={.metadata.namespace}"
commands:
  meta:
    short: open dashboards for namespaced things
    example: |
      kubectl k8surl meta get pods
      kubectl get pods -ojson | k8surl meta
    kinds: ["*"]
    urls:
      - "{range .items[*]}https://example.com/dashboards/xyz?name={.metadata.name}&namespace={.metadata.namespace}{end}"
    templates:
      - |
        {range .items[*]}
        Kind: {.kind}{"\t"}StartedTime:{.status.startTime}
        Name: {.metadata.name}
        {end}
  topology:
    kinds: [pod]
    templates:
      - |
        Topology Details:
          {.spec.topologySpreadConstraints[*].topologyKey}

example commands you can run from this file are k8surl meta will open a dashboard and print out the template listed.

❯ kubectl get pod -ojson | k8surl meta
Kind: Pod	StartedTime:2023-05-11T17:33:28Z
Name: argocd-redis-845dd66445-676pn

Kind: Pod	StartedTime:2023-05-11T17:33:28Z
Name: argocd-notifications-controller-5bc5c7c44c-x4ll8

Kind: Pod	StartedTime:2023-05-11T17:33:27Z
Name: argocd-dex-server-76fb9b8c94-8cmww

Kind: Pod	StartedTime:2023-05-11T17:33:28Z
Name: argocd-applicationset-controller-596589bbc5-29wpf

Kind: Pod	StartedTime:2023-05-11T17:33:28Z
Name: argocd-server-577b775f6-2bxlx

Kind: Pod	StartedTime:2023-05-11T17:33:27Z
Name: argocd-repo-server-75bf74846d-tstlg

Kind: Pod	StartedTime:2023-05-11T17:34:23Z
Name: argocd-application-controller-0

If you define a type at the root like we did with pod it'll be your default configuration and you don't need more subcommands.

❯ kubectl get pod argocd-application-controller-0 -oyaml | k8surl
Other Cool Dashboards:
- "https://example.com/dashboards/xyz1?name=argocd-application-controller-0&namespace=argocd"