pac-demo.md

Prep

• Make sure gosmee client installed on psi cluster
• Make sure tkn-pac is compiled from main
• Make sure we are on the right cluster ($ opac)
• Create a demo directory in /tmp (mkdir /tmp/demo)

Use GH to create a repository

• gh repo create

? Visibility Public
? Would you like to add a .gitignore? Yes
? Choose a .gitignore template Python
? Would you like to add a license? Yes
? Choose a license Apache License 2.0
? This will create the "openshift-demo-test" repository on GitHub. Continue? Yes
✓ Created repository praveen4g0/openshift-demo-test on GitHub
? Clone the remote project directory "praveen4g0/openshift-demo-test"? Yes
Cloning into 'openshift-demo-test'...
remote: Enumerating objects: 4, done.

• Run cd openshift-demo-test/ and git remote -v and cat .git/config
• tkn pac bootstrap --route-url=https://smee.io/1bwpqwUgaMkPYbRZ

% tkn-pac repository create
? Enter the namespace where the pipeline should run (default: pipelines-as-code):  openshift-demo-test
? Enter the Git repository url containing the pipelines (default: https://github.com/chmouel/openshift-demo-test):
? Enter the target GIT branch (default: main):
? Enter the Git event type for triggering the pipeline:  pull_request
! Namespace openshift-demo-test is not created yet
? Would you like me to create the namespace openshift-demo-test? Yes
✓ Repository openshift-demo-test-pull-request has been created in openshift-demo-test namespace
? Would you like me to create a basic PipelineRun file into the file .tekton/pull_request.yaml ? True

• Go to https://github.com/apps/pipelines-as-code-gitops and click Configure and add openshift-demo-test to the APP

• git checkout -b demo-openshift-pipeline

• go mod init github.com/praveen4g0/openshift-demo-test

• touch main.go

• vi main.go

• Insert this

package main

import (
	"fmt"
	"math/rand"
	"time"
)

func main() {
	rand.Seed(time.Now().UnixNano())
	fmt.Println(rand.Int())
}

• Try running below command for linr errors: golangci-lint run --disable-all -E revive -E errcheck -E nilerr -E gosec

• vi .tekton

• mkdir .tekton/tasks/

• touch .tekton/tasks/slack-notification.yaml

• Insert this code from https://gist.github.com/praveen4g0/2a492da8d1e65e9346d8bbb547e829c8#file-send-slack-notification-yaml

• add :

pipelinesascode.tekton.dev/task: "[git-clone, golangci-lint, .tekton/tasks/slack-notification.yaml]"

• or:

pipelinesascode.tekton.dev/task: "[git-clone, golangci-lint, https://rb.gy/ait8sn]"

• add :

    # Customize this task if you like, or just do a taskRef
    # to one of the hub task.
    - name: run-lint
      taskRef:
        name: golangci-lint
      runAfter:
        - fetch-repository
      workspaces:
        - name: source
          workspace: source
      params:
        - name: package
          value: github.com/praveen4g0/openshfit-demo-test
        - name: flags
          value: --disable-all -E revive -E errcheck -E nilerr -E gosec
  ---
  # pipelineSpec:
    finally:
      - name: finally
        taskRef:
          name: send-slack-notification
        params:
          - name: report_success
            value: 'true'
          - name: log_url
            value: "https://console-openshift-console.apps.gitops410-01.ocp-gitops-qe.com"         
          - name: openshift
            value: "true"

• git add .

• git commit -m "Added .tektonci & go app"

• git push origin demo-openshift-pipeline and create a pull request by clicking onto the link

• See it fails

• tkn pac repo ls -n demo-openshift-pipeline

• tkn pac repo describe -n demo-openshift-pipeline

• oc get repo -n demo-openshift-pipeline -o json|jq .items[].pipelinerun_status

• Click on the pull request link logs to see the logs

• Show via CLI tkn pr ls -n demo-openshift-pipeline

• Adjust main.go :

package main

import (
	"fmt"
	"math/rand"
	"time"
)

func main() {
	rand.Seed(time.Now().UnixNano())
	fmt.Println(rand.Int())  //nolint:gosec
}

• Commit git commit -a -m "Linters"

• Repush with git push origin demo-openshift-pipeline

• Explains auto secret

• Explains ACL

• Show /retest