homelab-gitops/.tekton/ci.yaml

---
apiVersion: tekton.dev/v1
kind: PipelineRun
metadata:
  name: homelab-ci
  annotations:
    pipelinesascode.tekton.dev/on-event: "[pull_request, push]"
    pipelinesascode.tekton.dev/on-target-branch: "[main]"
    pipelinesascode.tekton.dev/max-keep-runs: "5"
spec:
  taskRunTemplate:
    serviceAccountName: tekton-runner
    podTemplate:
      metadata:
        labels:
          # triggers built-in exemption in require-non-root ClusterPolicy
          security.policy/allow-root: "true"
      securityContext:
        seccompProfile:
          type: RuntimeDefault
  workspaces:
    - name: source
      volumeClaimTemplate:
        spec:
          accessModes: [ReadWriteOnce]
          resources:
            requests:
              storage: 1Gi
  params:
    - name: repo_url
      value: "{{ repo_url }}"
    - name: revision
      value: "{{ revision }}"
    - name: clone_url
      value: "http://forgejo.forgejo.svc.cluster.local/gwg313/homelab-gitops"
  pipelineSpec:
    params:
      - name: repo_url
        type: string
      - name: revision
        type: string
      - name: clone_url
        type: string
    workspaces:
      - name: source
    tasks:
      - name: clone
        params:
          - name: url
            value: $(params.clone_url)
          - name: revision
            value: $(params.revision)
        workspaces:
          - name: output
            workspace: source
        taskRef:
          resolver: cluster
          params:
            - name: kind
              value: task
            - name: name
              value: git-clone
            - name: namespace
              value: cicd

      - name: lint-yaml
        runAfter: [clone]
        workspaces:
          - name: source
            workspace: source
        taskSpec:
          workspaces:
            - name: source
          steps:
            - name: yamllint
              image: pipelinecomponents/yamllint:latest
              workingDir: $(workspaces.source.path)
              # explicit false prevents default-run-as-non-root mutation from adding true
              securityContext:
                runAsNonRoot: false
                allowPrivilegeEscalation: false
                capabilities:
                  drop: [ALL]
              script: yamllint .

      - name: validate
        runAfter: [clone]
        workspaces:
          - name: source
            workspace: source
        taskSpec:
          workspaces:
            - name: source
          steps:
            - name: kubeconform
              image: alpine:latest
              workingDir: $(workspaces.source.path)
              securityContext:
                runAsNonRoot: false
                allowPrivilegeEscalation: false
                # empty capabilities block prevents default-drop-all-capabilities
                # mutation from adding drop:ALL — apk needs CAP_CHOWN to install packages
                capabilities: {}
              script: |
                #!/bin/sh
                set -e
                apk add --no-cache curl git tar
                curl -sSL \
                  https://github.com/yannh/kubeconform/releases/latest/download/kubeconform-linux-amd64.tar.gz \
                  | tar xz -C /usr/local/bin
                SCHEMA='https://raw.githubusercontent.com/yannh/kubernetes-json-schema/master/{{.ResourceKind}}-{{.ResourceAPIVersion}}.json'
                git ls-files '*.yaml' '*.yml' | xargs kubeconform \
                  -strict \
                  -summary \
                  -ignore-missing-schemas \
                  -schema-location "$SCHEMA" \
                  -schema-location default

      - name: scan-secrets
        runAfter: [clone]
        workspaces:
          - name: source
            workspace: source
        taskSpec:
          workspaces:
            - name: source
          steps:
            - name: gitleaks
              image: ghcr.io/zricethezav/gitleaks:latest
              workingDir: $(workspaces.source.path)
              securityContext:
                runAsNonRoot: false
                allowPrivilegeEscalation: false
                capabilities:
                  drop: [ALL]
              command: [gitleaks]
              args: [detect, --no-git, -v, --redact, --source=.]