create-webhook.yaml

apiVersion: tekton.dev/v1alpha1
kind: Task
metadata:
  name: create-webhook
spec:
  volumes:
  - name: github-secret
    secret:
      secretName: $(inputs.params.GitHubSecretName)

  inputs:
    params:
    - name: ExternalDomain
      description: "The external domain for the EventListener e.g. `$(inputs.params.EventListenerName).<PROXYIP>.nip.io`"
    - name: GitHubUser
      description: "The GitHub user"
    - name: GitHubRepo
      description: "The GitHub repo where the webhook will be created"
    - name: GitHubOrg
      description: "The GitHub organization where the webhook will be created"
    - name: GitHubSecretName
      description: "The Secret name for GitHub access token. This is always mounted and must exist"
    - name: GitHubAccessTokenKey
      description: "The GitHub access token key name"
    - name: GitHubSecretStringKey
      description: "The GitHub secret string key name"
    - name: GitHubDomain
      description: "The GitHub domain. Override for GitHub Enterprise"
      default: "github.com"
    - name: WebhookEvents
      description: "List of events the webhook will send notifications for"
      default: '[\"push\",\"pull_request\"]'
  steps:
  - name: create-webhook
    image: pstauffer/curl:latest
    volumeMounts:
    - name: github-secret
      mountPath: /var/secret
    command:
    - sh
    args:
    - -ce
    - |
      set -e
      echo "Create Webhook"
      if [ $(inputs.params.GitHubDomain) = "github.com" ];then
        curl -v -d "{\"name\": \"web\",\"active\": true,\"events\": $(inputs.params.WebhookEvents),\"config\": {\"url\": \"https://$(inputs.params.ExternalDomain)\",\"content_type\": \"json\",\"insecure_ssl\": \"1\" ,\"secret\": \"$(cat /var/secret/$(inputs.params.GitHubSecretStringKey))\"}}" -X POST -u $(inputs.params.GitHubUser):$(cat /var/secret/$(inputs.params.GitHubAccessTokenKey)) -L https://api.github.com/repos/$(inputs.params.GitHubOrg)/$(inputs.params.GitHubRepo)/hooks
      else
        curl -d "{\"name\": \"web\",\"active\": true,\"events\": $(inputs.params.WebhookEvents),\"config\": {\"url\": \"https://$(inputs.params.ExternalDomain)/\",\"content_type\": \"json\",\"insecure_ssl\": \"1\" ,\"secret\": \"$(cat /var/secret/$(inputs.params.GitHubSecretStringKey))\"}}" -X POST -u $(inputs.params.GitHubUser):$(cat /var/secret/$(inputs.params.GitHubAccessTokenKey)) -L https://$(inputs.params.GitHubDomain)/api/v3/repos/$(inputs.params.GitHubOrg)/$(inputs.params.GitHubRepo)/hooks
      fi