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vfarcicvfarcic
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Infra
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‎.github/workflows/create-cluster.yaml

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name: Create a cluster
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on:
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workflow_dispatch:
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inputs:
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name:
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required: true
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description: "The name of the cluster"
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provider:
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required: true
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description: "The provider where the cluster is hosted"
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default: "civo"
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cluster:
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required: true
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description: "The type of the cluster"
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default: "ck-all"
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node-size:
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required: true
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description: "The size of the nodes"
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default: "small"
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min-node-count:
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required: true
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description: "The minnimun number of nodes (autoscaler might increase this number)"
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default: "1"
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jobs:
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deploy-app:
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runs-on: ubuntu-latest
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steps:
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- uses: actions/checkout@v3
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with:
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persist-credentials: false
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fetch-depth: 0
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- name: Create cluster
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run: |
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chmod +x scripts/create-cluster.sh
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./scripts/create-cluster.sh ${{ inputs.name }} ${{ inputs.provider }} ${{ inputs.cluster }} ${{ inputs.node-size }} ${{ inputs.min-node-count }}
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- name: Commit changes
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run: |
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git config --local user.email "41898282+github-actions[bot]@users.noreply.github.com"
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git config --local user.name "github-actions[bot]"
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git add .
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git commit -m "Create cluster ${{ inputs.name }}"
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- name: Push changes
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uses: ad-m/github-push-action@master
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with:
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github_token: ${{ secrets.GITHUB_TOKEN }}
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branch: ${{ github.ref }}

‎.github/workflows/delete-cluster.yaml

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name: Delete the cluster
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on:
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workflow_dispatch:
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inputs:
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name:
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required: true
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description: "The name of the cluster"
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jobs:
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deploy-app:
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runs-on: ubuntu-latest
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steps:
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- uses: actions/checkout@v3
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with:
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persist-credentials: false
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fetch-depth: 0
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- name: Create cluster
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run: |
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rm infra/${NAME}-cluster.yaml
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- name: Commit changes
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run: |
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git config --local user.email "41898282+github-actions[bot]@users.noreply.github.com"
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git config --local user.name "github-actions[bot]"
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git add .
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git commit -m "Create cluster ${{ inputs.name }}"
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- name: Push changes
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uses: ad-m/github-push-action@master
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with:
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github_token: ${{ secrets.GITHUB_TOKEN }}
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branch: ${{ github.ref }}

‎crossplane/actions-secret.yaml ‎crossplane/actions-secret-template.yaml

File renamed without changes.

‎crossplane/cluster-template.yaml

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---
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apiVersion: devopstoolkitseries.com/v1alpha1
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kind: ClusterClaim
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metadata:
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name: NAME
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namespace: infra
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spec:
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id: NAME
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compositionSelector:
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matchLabels:
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provider: PROVIDER
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cluster: CLUSTER
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parameters:
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nodeSize: SIZE
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minNodeCount: 1

‎port/cluster-blueprint.json

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{
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"identifier": "cluster",
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"description": "This blueprint represents a Kubernetes Cluster",
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"title": "Cluster",
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"icon": "Cluster",
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"schema": {
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"properties": {
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"provider": {
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"type": "string",
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"title": "Provider",
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"default": "civo",
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"description": "The provider where the cluster is hosted",
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"enum": [
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"civo"
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]
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},
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"node-size": {
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"type": "string",
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"title": "Node Size",
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"default": "small",
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"description": "The size of the nodes",
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"enum": [
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"small",
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"medium",
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"large"
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]
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},
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"min-node-count": {
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"type": "number",
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"title": "Minimum number of nodes",
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"default": 1,
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"description": "The minimun number of nodes (autoscaler might increase this number)"
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}
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},
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"required": [
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"provider",
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"node-size",
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"min-node-count"
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]
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},
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"mirrorProperties": {},
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"calculationProperties": {
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"cluster": {
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"type": "string",
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"title": "Cluster",
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"calculation": "if .properties.provider == \"civo\" then \"ck-all\" end"
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}
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},
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"relations": {}
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}

‎port/cluster-create-action.json

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{
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"identifier": "create-cluster",
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"title": "Create a cluster",
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"userInputs": {
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"properties": {
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"name": {
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"type": "string",
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"title": "Name",
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"description": "The name of the cluster"
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},
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"provider": {
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"type": "string",
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"title": "Provider",
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"default": "civo",
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"description": "The provider where the cluster is hosted",
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"enum": [
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"civo"
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]
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},
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"node-size": {
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"type": "string",
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"title": "Node Size",
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"default": "small",
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"description": "The size of the nodes",
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"enum": [
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"small",
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"medium",
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"large"
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]
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},
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"min-node-count": {
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"type": "string",
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"title": "Minimum number of nodes",
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"default": "1",
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"description": "The minimun number of nodes (autoscaler might increase this number)"
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}
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},
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"required": [
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"name",
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"provider",
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"node-size",
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"min-node-count"
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]
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},
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"invocationMethod": {
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"type": "GITHUB",
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"org": "vfarcic",
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"repo": "idp-demo",
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"workflow": "create-cluster.yaml",
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"omitPayload": true
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},
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"trigger": "CREATE",
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"description": "Create a new cluster."
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}

‎port/cluster-delete-action.json

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{
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"identifier": "delete-cluster",
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"title": "Delete the cluster",
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"userInputs": {
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"properties": {
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"name": {
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"type": "string",
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"title": "Name",
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"description": "The name of the cluster"
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}
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},
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"required": [
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"name",
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]
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},
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"invocationMethod": {
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"type": "GITHUB",
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"org": "vfarcic",
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"repo": "idp-demo",
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"workflow": "create-cluster.yaml",
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"omitPayload": true
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},
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"trigger": "DELETE",
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"description": "Delete the cluster."
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}

‎scripts/create-cluster.sh

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NAME=$1
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PROVIDER=$2
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CLUSTER=$3
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NODE_SIZE=$4
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MIN_NODE_COUNT=$5
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FILE_PATH=infra/${NAME}-cluster.yaml
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cp crossplane/cluster-template.yaml $FILE_PATH
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yq --inplace ".metadata.name = \"${NAME}\"" $FILE_PATH
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yq --inplace ".spec.id = \"${NAME}\"" $FILE_PATH
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yq --inplace ".spec.compositionSelector.matchLabels.provider = \"${PROVIDER}\"" $FILE_PATH
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yq --inplace ".spec.compositionSelector.matchLabels.cluster = \"${CLUSTER}\"" $FILE_PATH
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yq --inplace ".spec.parameters.nodeSize = \"${NODE_SIZE}\"" $FILE_PATH
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yq --inplace ".spec.parameters.minNodeCount = ${MIN_NODE_COUNT}" $FILE_PATH

‎setup-infra.sh

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#!/bin/sh
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set -e
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gum style \
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--foreground 212 --border-foreground 212 --border double \
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--margin "1 2" --padding "2 4" \
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'Setup for the
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"TODO:"
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video.'
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gum confirm '
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Are you ready to start?
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Feel free to say "No" and inspect the script if you prefer setting up resources manually.
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' || exit 0
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################
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# Requirements #
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################
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echo "
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## You will need following tools installed:
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|Name |Required |More info |
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|----------------|---------------------|---------------------------------------------------|
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|Charm Gum |Yes |'https://github.com/charmbracelet/gum#installation'|
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|kubectl |Yes |'https://kubernetes.io/docs/tasks/tools/#kubectl' |
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|helm |Yes |'https://helm.sh/docs/intro/install/' |
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|jq |Yes |'https://stedolan.github.io/jq/download' |
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|yq |Yes |'https://github.com/mikefarah/yq#install' |
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" | gum format
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gum confirm "
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Do you have those tools installed?
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" || exit 0
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##############
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# Crossplane #
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##############
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kubectl apply --filename crossplane-config/config-kubernetes.yaml
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kubectl apply --filename crossplane-config/provider-civo.yaml
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kubectl wait --for=condition=healthy provider.pkg.crossplane.io --all --timeout=300s
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CIVO_TOKEN=$(gum input --placeholder "Please enter Civo (https://civo.com) token." --password --value "$CIVO_TOKEN")
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CIVO_TOKEN_ENCODED=$(echo $CIVO_TOKEN | base64)
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echo "apiVersion: v1
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kind: Secret
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metadata:
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name: civo-creds
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type: Opaque
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data:
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credentials: $CIVO_TOKEN_ENCODED" \
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| kubectl --namespace crossplane-system apply --filename -
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kubectl apply --filename crossplane-config/provider-config-civo.yaml
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###########
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# Argo CD #
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###########
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kubectl create namespace infra
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# Install `yq` from https://github.com/mikefarah/yq if you do not have it already
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yq --inplace ".server.ingress.hosts[0] = \"argocd.$INGRESS_HOST.nip.io\"" argocd/helm-values.yaml
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helm upgrade --install argocd argo-cd --repo https://argoproj.github.io/argo-helm --namespace argocd --create-namespace --values argocd/helm-values.yaml --wait
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kubectl apply --filename argocd/project.yaml
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yq --inplace ".spec.source.repoURL = \"https://github.com/$GITHUB_ORG/idp-demo\"" argocd/apps.yaml
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yq --inplace ".spec.source.repoURL = \"https://github.com/${GITHUB_ORG}/idp-demo.git\"" argocd/cluster-template.yaml
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kubectl apply --filename argocd/apps.yaml
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########
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# Port #
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########
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cat port/cluster-create-action.json \
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| jq ".invocationMethod.org = \"$GITHUB_ORG\"" \
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| tee port/cluster-create-action.json.tmp
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mv port/cluster-create-action.json.tmp port/cluster-create-action.json
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cat port/cluster-delete-action.json \
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| jq ".invocationMethod.org = \"$GITHUB_ORG\"" \
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| tee port/cluster-delete-action.json.tmp
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mv port/cluster-delete-action.json.tmp port/cluster-delete-action.json
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########
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# Repo #
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########
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git add .
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git commit -m "Infrastructure setup"
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git push

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