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e2e-test-provider-example.yml
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name: e2e test Terraform provider example
on:
workflow_dispatch:
inputs:
ref:
type: string
description: "Git ref to checkout"
regionZone:
description: "Region or zone to create the cluster in. Leave empty for default region/zone."
type: string
image:
description: "OS Image version used in the cluster's VMs. If not set, the latest nightly image from main is used."
type: string
providerVersion:
description: "Constellation Terraform provider version to use (with v prefix). Empty value means build from source."
type: string
toImage:
description: Image (shortpath) the cluster is upgraded to, or empty for main/nightly.
type: string
required: false
toKubernetes:
description: Kubernetes version to target for the upgrade, empty for no upgrade.
type: string
required: false
attestationVariant:
description: "Attestation variant to use."
type: choice
options:
- "aws-sev-snp"
- "azure-sev-snp"
- "azure-tdx"
- "gcp-sev-es"
default: "azure-sev-snp"
required: true
workflow_call:
inputs:
ref:
type: string
description: "Git ref to checkout"
regionZone:
description: "Which zone to use."
type: string
image:
description: "OS Image version used in the cluster's VMs, as specified in the Constellation config. If not set, the latest nightly image from main is used."
type: string
providerVersion:
description: "Constellation Terraform provider version to use (with v prefix). Empty value means build from source."
type: string
toImage:
description: Image (shortpath) the cluster is upgraded to, or empty for main/nightly.
type: string
required: false
toKubernetes:
description: Kubernetes version to target for the upgrade, empty for target's default version.
type: string
required: false
attestationVariant:
description: "Attestation variant to use."
type: string
required: true
jobs:
provider-example-test:
runs-on: ubuntu-22.04
permissions:
id-token: write
contents: read
packages: write
steps:
- name: Checkout
id: checkout
uses: actions/checkout@f43a0e5ff2bd294095638e18286ca9a3d1956744 # v3.6.0
with:
ref: ${{ inputs.ref || github.head_ref }}
- name: Get Latest Image
id: find-latest-image
uses: ./.github/actions/find_latest_image
with:
git-ref: ${{ inputs.ref }}
imageVersion: ${{ inputs.image }}
ref: main
stream: nightly
- name: Determine cloudprovider from attestation variant
id: determine
shell: bash
run: |
attestationVariant="${{ inputs.attestationVariant }}"
cloudProvider="${attestationVariant%%-*}"
echo "cloudProvider=${cloudProvider}" | tee -a "$GITHUB_OUTPUT"
- name: Log in to the Container registry
uses: ./.github/actions/container_registry_login
with:
registry: ghcr.io
username: ${{ github.actor }}
password: ${{ secrets.GITHUB_TOKEN }}
- name: Download CLI # needed to determine K8s version for release versions
if: inputs.providerVersion != ''
shell: bash
run: |
curl -fsSL -o constellation https://github.com/edgelesssys/constellation/releases/download/${{ inputs.providerVersion }}/constellation-linux-amd64
chmod u+x constellation
./constellation version
mkdir -p ${{ github.workspace }}/release
cp ./constellation ${{ github.workspace }}/release
- name: Setup bazel
uses: ./.github/actions/setup_bazel_nix
with:
useCache: "true"
buildBuddyApiKey: ${{ secrets.BUILDBUDDY_ORG_API_KEY }}
nixTools: terraform
- name: Create prefix
id: create-prefix
shell: bash
run: |
uuid=$(uuidgen | tr "[:upper:]" "[:lower:]")
uuid="${uuid%%-*}"
uuid="${uuid: -3}" # Final resource name must be no longer than 10 characters on AWS
echo "uuid=${uuid}" | tee -a "${GITHUB_OUTPUT}"
echo "prefix=e2e-${uuid}" | tee -a "${GITHUB_OUTPUT}"
- name: Build Constellation provider and CLI # CLI is needed for the upgrade assert and container push is needed for the microservice upgrade
working-directory: ${{ github.workspace }}
id: build
shell: bash
run: |
mkdir -p ${{ github.workspace }}/build
cd ${{ github.workspace }}/build
bazel run //:devbuild --cli_edition=enterprise
bazel build //bazel/settings:tag
repository_root=$(git rev-parse --show-toplevel)
out_rel=$(bazel cquery --output=files //bazel/settings:tag)
build_version=$(cat "$(realpath "${repository_root}/${out_rel}")")
echo "build_version=${build_version}" | tee -a "$GITHUB_OUTPUT"
- name: Remove local Terraform registry # otherwise the local registry would be used instead of the public registry
if: inputs.providerVersion != ''
shell: bash
run: |
bazel build //bazel/settings:tag
repository_root=$(git rev-parse --show-toplevel)
out_rel=$(bazel cquery --output=files //bazel/settings:tag)
build_version=$(cat "$(realpath "${repository_root}/${out_rel}")")
terraform_provider_dir="${HOME}/.terraform.d/plugins/registry.terraform.io/edgelesssys/constellation/${build_version#v}/linux_amd64/"
rm -rf "${terraform_provider_dir}"
- name: Login to AWS (IAM + Cluster role)
if: steps.determine.outputs.cloudProvider == 'aws'
uses: aws-actions/configure-aws-credentials@5fd3084fc36e372ff1fff382a39b10d03659f355 # v2.2.0
with:
role-to-assume: arn:aws:iam::795746500882:role/GithubActionsE2ETerraform
aws-region: eu-central-1
# extend token expiry to 6 hours to ensure constellation can terminate
role-duration-seconds: 21600
- name: Login to Azure (IAM + Cluster service principal)
if: steps.determine.outputs.cloudProvider == 'azure'
uses: ./.github/actions/login_azure
with:
azure_credentials: ${{ secrets.AZURE_E2E_TF_CREDENTIALS }}
- name: Login to GCP (IAM + Cluster service account)
if: steps.determine.outputs.cloudProvider == 'gcp'
uses: ./.github/actions/login_gcp
with:
service_account: "[email protected]"
- name: Set Kubernetes version
id: kubernetes
run: |
set -e
# take the middle (2nd) supported Kubernetes version (default)
if [[ "${{ inputs.providerVersion }}" != "" ]]; then
cli_output=$(${{ github.workspace }}/release/constellation config kubernetes-versions)
else
cli_output=$(${{ github.workspace }}/build/constellation config kubernetes-versions)
fi
echo "version=$(echo "${cli_output}" | awk 'NR==3{print $1}')" | tee -a "${GITHUB_OUTPUT}"
- name: Common CSP Terraform overrides
working-directory: ${{ github.workspace }}
shell: bash
run: |
mkdir -p ${{ github.workspace }}/cluster
cd ${{ github.workspace }}/cluster
if [[ "${{ inputs.providerVersion }}" == "" ]]; then
prefixed_version=${{ steps.build.outputs.build_version }}
else
prefixed_version="${{ inputs.providerVersion }}"
fi
version=${prefixed_version#v} # remove v prefix
if [[ "${{ inputs.providerVersion }}" == "" ]]; then
iam_src="${{ github.workspace }}/terraform/infrastructure/iam/${{ steps.determine.outputs.cloudProvider }}"
infra_src="${{ github.workspace }}/terraform/infrastructure/${{ steps.determine.outputs.cloudProvider }}"
else
iam_src="https://github.com/edgelesssys/constellation/releases/download/${{ inputs.providerVersion }}/terraform-module.zip//terraform-module/iam/${{ steps.determine.outputs.cloudProvider }}"
infra_src="https://github.com/edgelesssys/constellation/releases/download/${{ inputs.providerVersion }}/terraform-module.zip//terraform-module/${{ steps.determine.outputs.cloudProvider }}"
fi
# by default use latest nightly image for devbuilds and release image otherwise
if [[ "${{ inputs.providerVersion }}" == "" ]]; then
if [[ "${{ inputs.image }}" == "" ]]; then
image_version="${{ steps.find-latest-image.outputs.image }}"
else
image_version="${{ inputs.image }}"
fi
else
if [[ "${{ inputs.image }}" == "" ]]; then
image_version="${prefixed_version}"
else
image_version="${{ inputs.image }}"
fi
fi
kubernetes_version="${{ steps.kubernetes.outputs.version }}"
cat > _override.tf <<EOF
terraform {
required_providers {
constellation = {
source = "edgelesssys/constellation"
version = "${version}"
}
}
}
locals {
control_plane_count = 1
worker_count = 1
}
locals {
name = "${{ steps.create-prefix.outputs.prefix }}"
image_version = "${image_version}"
microservice_version = "${prefixed_version}"
kubernetes_version = "${kubernetes_version}"
attestation_variant = "${{ inputs.attestationVariant }}"
}
module "${{ steps.determine.outputs.cloudProvider }}_iam" {
source = "${iam_src}"
}
module "${{ steps.determine.outputs.cloudProvider }}_infrastructure" {
source = "${infra_src}"
}
EOF
cat _override.tf
- name: Create GCP Terraform overrides
if: steps.determine.outputs.cloudProvider == 'gcp'
working-directory: ${{ github.workspace }}/cluster
shell: bash
run: |
region=$(echo ${{ inputs.regionZone || 'europe-west3-b' }} | rev | cut -c 3- | rev)
cat >> _override.tf <<EOF
locals {
project_id = "constellation-e2e"
region = "${region}"
zone = "${{ inputs.regionZone || 'europe-west3-b' }}"
}
EOF
cat _override.tf
- name: Create AWS Terraform overrides
if: steps.determine.outputs.cloudProvider == 'aws'
working-directory: ${{ github.workspace }}/cluster
shell: bash
run: |
region=$(echo ${{ inputs.regionZone || 'us-east-2c' }} | rev | cut -c 2- | rev)
cat >> _override.tf <<EOF
locals {
region = "${region}"
zone = "${{ inputs.regionZone || 'us-east-2c' }}"
}
EOF
cat _override.tf
- name: Create Azure TDX Terraform overrides
if: inputs.attestationVariant == 'azure-tdx'
working-directory: ${{ github.workspace }}/cluster
shell: bash
run: |
cat >> _override.tf <<EOF
locals {
instance_type = "Standard_DC4es_v5"
}
EOF
cat _override.tf
- name: Copy example Terraform file
working-directory: ${{ github.workspace }}
shell: bash
run: |
cp ${{ github.workspace }}/terraform-provider-constellation/examples/full/${{ steps.determine.outputs.cloudProvider }}/main.tf ${{ github.workspace }}/cluster/main.tf
- name: Apply Terraform Cluster
id: apply_terraform
working-directory: ${{ github.workspace }}/cluster
shell: bash
run: |
sudo sh -c 'echo "127.0.0.1 license.confidential.cloud" >> /etc/hosts'
terraform init
if [[ "${{ inputs.attestationVariant }}" == "azure-sev-snp" ]]; then
terraform apply -target module.azure_iam -auto-approve
terraform apply -target module.azure_infrastructure -auto-approve
${{ github.workspace }}/build/constellation maa-patch "$(terraform output -raw maa_url)"
terraform apply -target constellation_cluster.azure_example -auto-approve
else
terraform apply -auto-approve
fi
- name: Cleanup Terraform Cluster on failure
# cleanup here already on failure, because the subsequent TF overrides might make the TF config invalid and thus the destroy would fail later
# outcome is part of the steps context (https://docs.github.com/en/actions/learn-github-actions/contexts#steps-context)
if: failure() && steps.apply_terraform.outcome != 'skipped'
working-directory: ${{ github.workspace }}/cluster
shell: bash
run: |
terraform init
terraform destroy -auto-approve
- name: Add Provider to local Terraform registry # needed if release version was used before
if: inputs.providerVersion != ''
working-directory: ${{ github.workspace }}/build
shell: bash
run: |
bazel run //:devbuild --cli_edition=enterprise
- name: Update cluster configuration # for duplicate variable declaration, the last one is used
working-directory: ${{ github.workspace }}/cluster
shell: bash
run: |
cat >> _override.tf <<EOF
locals {
image_version = "${{ inputs.toImage || steps.find-latest-image.outputs.image }}"
}
EOF
if [[ "${{ inputs.toKubernetes }}" != "" ]]; then
cat >> _override.tf <<EOF
resource "constellation_cluster" "${{ steps.determine.outputs.cloudProvider }}_example" {
kubernetes_version = "${{ inputs.toKubernetes }}"
}
EOF
fi
prefixed_version=${{ steps.build.outputs.build_version }}
version=${prefixed_version#v} # remove v prefix
# needs to be explicitly set to upgrade
cat >> _override.tf <<EOF
resource "constellation_cluster" "${{ steps.determine.outputs.cloudProvider }}_example" {
constellation_microservice_version = "${prefixed_version}"
}
EOF
cat >> _override.tf <<EOF
terraform {
required_providers {
constellation = {
source = "edgelesssys/constellation"
version = "${version}"
}
}
}
EOF
cat _override.tf
- name: Upgrade Terraform Cluster
working-directory: ${{ github.workspace }}/cluster
shell: bash
run: |
terraform init --upgrade
terraform apply -auto-approve
- name: Assert upgrade successful
working-directory: ${{ github.workspace }}/cluster
env:
IMAGE: ${{ inputs.toImage && inputs.toImage || steps.find-latest-image.outputs.image }}
KUBERNETES: ${{ inputs.toKubernetes }}
MICROSERVICES: ${{ steps.build.outputs.build_version }}
WORKERNODES: 1
CONTROLNODES: 1
run: |
terraform output -raw kubeconfig > constellation-admin.conf
if [[ -n "${MICROSERVICES}" ]]; then
MICROSERVICES_FLAG="--target-microservices=${MICROSERVICES}"
fi
if [[ -n "${KUBERNETES}" ]]; then
KUBERNETES_FLAG="--target-kubernetes=${KUBERNETES}"
fi
if [[ -n "${IMAGE}" ]]; then
IMAGE_FLAG="--target-image=${IMAGE}"
fi
# cfg must be in same dir as KUBECONFIG
${{ github.workspace }}/build/constellation config generate "${{ steps.determine.outputs.cloudProvider }}" --attestation ${{ inputs.attestationVariant}}
# make cfg valid with fake data
# IMPORTANT: zone needs to be correct because it is used to resolve the CSP image ref
if [[ "${{ steps.determine.outputs.cloudProvider }}" == "azure" ]]; then
location="${{ inputs.regionZone || 'northeurope' }}"
yq e ".provider.azure.location = \"${location}\"" -i constellation-conf.yaml
yq e '.provider.azure.subscription = "123e4567-e89b-12d3-a456-426614174000"' -i constellation-conf.yaml
yq e '.provider.azure.tenant = "123e4567-e89b-12d3-a456-426614174001"' -i constellation-conf.yaml
yq e '.provider.azure.resourceGroup = "myResourceGroup"' -i constellation-conf.yaml
yq e '.provider.azure.userAssignedIdentity = "myIdentity"' -i constellation-conf.yaml
fi
if [[ "${{ steps.determine.outputs.cloudProvider }}" == "gcp" ]]; then
zone="${{ inputs.regionZone || 'europe-west3-b' }}"
region=$(echo "${zone}" | rev | cut -c 2- | rev)
yq e ".provider.gcp.region = \"${region}\"" -i constellation-conf.yaml
yq e ".provider.gcp.zone = \"${zone}\"" -i constellation-conf.yaml
yq e '.provider.gcp.project = "demo-gcp-project"' -i constellation-conf.yaml
yq e '.nodeGroups.control_plane_default.zone = "europe-west3-b"' -i constellation-conf.yaml
# Set the zone for worker_default node group to a fictional value
yq e '.nodeGroups.worker_default.zone = "europe-west3-b"' -i constellation-conf.yaml
yq e '.provider.gcp.serviceAccountKeyPath = "/path/to/your/service-account-key.json"' -i constellation-conf.yaml
fi
if [[ "${{ steps.determine.outputs.cloudProvider }}" == "aws" ]]; then
zone=${{ inputs.regionZone || 'us-east-2c' }}
region=$(echo "${zone}" | rev | cut -c 2- | rev)
yq e ".provider.aws.region = \"${region}\"" -i constellation-conf.yaml
yq e ".provider.aws.zone = \"${zone}\"" -i constellation-conf.yaml
yq e '.provider.aws.iamProfileControlPlane = "demoControlPlaneIAMProfile"' -i constellation-conf.yaml
yq e '.provider.aws.iamProfileWorkerNodes = "demoWorkerNodesIAMProfile"' -i constellation-conf.yaml
yq e '.nodeGroups.control_plane_default.zone = "eu-central-1a"' -i constellation-conf.yaml
yq e '.nodeGroups.worker_default.zone = "eu-central-1a"' -i constellation-conf.yaml
fi
KUBECONFIG=${{ github.workspace }}/cluster/constellation-admin.conf bazel run //e2e/provider-upgrade:provider-upgrade_test -- --want-worker "$WORKERNODES" --want-control "$CONTROLNODES" --cli "${{ github.workspace }}/build/constellation" "$IMAGE_FLAG" "$KUBERNETES_FLAG" "$MICROSERVICES_FLAG"
- name: Destroy Terraform Cluster
# outcome is part of the steps context (https://docs.github.com/en/actions/learn-github-actions/contexts#steps-context)
if: always() && steps.apply_terraform.outcome != 'skipped'
working-directory: ${{ github.workspace }}/cluster
shell: bash
run: |
terraform init
terraform destroy -auto-approve
- name: Notify about failure
if: |
failure() &&
github.ref == 'refs/heads/main' &&
github.event_name == 'schedule'
continue-on-error: true
uses: ./.github/actions/notify_e2e_failure
with:
projectWriteToken: ${{ secrets.PROJECT_WRITE_TOKEN }}
test: "terraform-provider-example"
refStream: ${{ inputs.ref}}
provider: ${{ steps.determine.outputs.cloudProvider }}
kubernetesVersion: ${{ steps.kubernetes.outputs.version }}
clusterCreation: "terraform"
attestationVariant: ${{ inputs.attestationVariant }}