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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"
cloudProvider:
description: "Which cloud provider to use."
type: choice
options:
- "aws"
- "azure"
- "gcp"
required: true
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
toProviderVersion:
description: Provider version and microservice version to target for the upgrade (with v prefix). Empty value means use provider from source.
type: string
required: false
workflow_call:
inputs:
ref:
type: string
description: "Git ref to checkout"
cloudProvider:
description: "Which cloud provider to use."
type: string
required: true
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
toProviderVersion:
description: Provider version and microservice version to target for the upgrade (with v prefix). Empty value means use provider from source.
type: string
required: false
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: Upload Terraform module
uses: ./.github/actions/upload_terraform_module
- name: Download Terraform module
uses: actions/download-artifact@9bc31d5ccc31df68ecc42ccf4149144866c47d8a # v3.0.2
with:
name: terraform-module
- name: Unzip Terraform module
shell: bash
run: |
unzip terraform-module.zip -d ${{ github.workspace }}
rm terraform-module.zip
- name: Create resource prefix
id: create-prefix
shell: bash
run: |
run_id=${{ github.run_id }}
last_three="${run_id: -3}"
echo "prefix=e2e-${last_three}" | tee -a "$GITHUB_OUTPUT"
- name: Install dependencies (Terraform)
shell: bash
run: |
sudo apt update && sudo apt install gpg
wget -O- https://apt.releases.hashicorp.com/gpg | sudo gpg --dearmor -o /usr/share/keyrings/hashicorp-archive-keyring.gpg
gpg --no-default-keyring --keyring /usr/share/keyrings/hashicorp-archive-keyring.gpg --fingerprint
echo "deb [arch=$(dpkg --print-architecture) signed-by=/usr/share/keyrings/hashicorp-archive-keyring.gpg] https://apt.releases.hashicorp.com $(lsb_release -cs) main" | sudo tee /etc/apt/sources.list.d/hashicorp.list
sudo apt update
sudo apt install terraform=1.4.4-*
- 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: Setup bazel
if: inputs.providerVersion == '' || inputs.toProviderVersion == ''
uses: ./.github/actions/setup_bazel_nix
with:
useCache: "true"
buildBuddyApiKey: ${{ secrets.BUILDBUDDY_ORG_API_KEY }}
- name: Build Terraform provider binary
if: inputs.providerVersion == '' || inputs.toProviderVersion == ''
uses: ./.github/actions/build_tf_provider
with:
targetOS: 'linux'
targetArch: 'amd64'
outputPath: "build/terraform-provider-constellation"
- name: Add to local Terraform registry
if: inputs.providerVersion == '' # only move if needed, because otherwise the public TF registry will not be used
shell: bash
id: install_tf_provider
run: |
bazel build //bazel/settings:tag
repository_root=$(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/${build_version#v}/linux_amd64/"
mkdir -p "${terraform_provider_dir}"
mv build/terraform-provider-constellation "${terraform_provider_dir}/terraform-provider-constellation_${build_version}"
echo "build_version=${build_version}" | tee -a "$GITHUB_OUTPUT"
- name: Login to AWS (IAM + Cluster role)
if: inputs.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: inputs.cloudProvider == 'azure'
uses: ./.github/actions/login_azure
with:
azure_credentials: ${{ secrets.AZURE_E2E_TF_CREDENTIALS }}
- name: Login to GCP (IAM + Cluster service account)
if: inputs.cloudProvider == 'gcp'
uses: ./.github/actions/login_gcp
with:
service_account: "[email protected]"
- name: Common CSP Terraform overrides
working-directory: ${{ github.workspace }}
shell: bash
run: |
mkdir cluster
cd cluster
if [[ "${{ inputs.providerVersion }}" == "" ]]; then
prefixed_version=${{ steps.install_tf_provider.outputs.build_version }}
else
prefixed_version="${{ inputs.providerVersion }}"
fi
version=${prefixed_version#v} # remove v prefix
if [[ "${{ inputs.providerVersion }}" == "" ]]; then
iam_src="../terraform-module/iam/${{ inputs.cloudProvider }}"
infra_src="../terraform-module/${{ inputs.cloudProvider }}"
else
iam_src="https://github.com/edgelesssys/constellation/releases/download/${{ inputs.providerVersion }}/terraform-module.zip//terraform-module/iam/${{ inputs.cloudProvider }}"
infra_src="https://github.com/edgelesssys/constellation/releases/download/${{ inputs.providerVersion }}/terraform-module.zip//terraform-module/${{ inputs.cloudProvider }}"
fi
cat > _override.tf <<EOF
terraform {
required_providers {
constellation = {
source = "edgelesssys/constellation"
version = "${version}"
}
}
}
locals {
name = "${{ steps.create-prefix.outputs.prefix }}"
version = "${{ steps.find-latest-image.outputs.image }}"
}
module "${{ inputs.cloudProvider }}_iam" {
source = "${iam_src}"
}
module "${{ inputs.cloudProvider }}_infrastructure" {
source = "${infra_src}"
}
EOF
cat _override.tf
- name: Create GCP Terraform overrides
if: inputs.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: inputs.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: Copy example Terraform file
working-directory: ${{ github.workspace }}
shell: bash
run: |
cp ${{ github.workspace }}/terraform-provider-constellation/examples/full/${{ inputs.cloudProvider }}/main.tf ${{ github.workspace }}/cluster/main.tf
- name: Download CLI # needed for Azure MAA patch and the upgrade test
shell: bash
run: |
curl -fsSL -o constellation https://github.com/edgelesssys/constellation/releases/download/v2.13.0/constellation-linux-amd64
chmod u+x constellation
./constellation version
cp ./constellation ${{ github.workspace }}/cluster
- name: Apply Terraform Cluster
id: apply_terraform
working-directory: ${{ github.workspace }}/cluster
shell: bash
run: |
terraform init
if [[ "${{ inputs.cloudProvider }}" == "azure" ]]; then
terraform apply -target module.azure_iam -auto-approve
terraform apply -target module.azure_infrastructure -auto-approve
./constellation maa-patch "$(terraform output -raw maa_url)"
terraform apply -target constellation_cluster.azure_example -auto-approve
else
terraform apply -auto-approve
fi
- name: Output kubeconfig
working-directory: ${{ github.workspace }}/cluster
shell: bash
run: |
terraform init
terraform output -raw kubeconfig
- 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: ${{ github.workspace }}/cluster
shell: bash
run: |
terraform init
terraform destroy -auto-approve
- name: Remove or add to local Terraform registry
shell: bash
id: upgrade_tf_provider
run: |
bazel build //bazel/settings:tag
repository_root=$(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/${build_version#v}/linux_amd64/"
# remove local registry if it was used and public registry should be used now
if [[ "${{ inputs.providerVersion }}" == "" && "${{ inputs.toProviderVersion }}" != "" ]]; then
rm -rf "${terraform_provider_dir}"
fi
# add to local registry if it was not used and local registry should be used now
if [[ "${{ inputs.providerVersion }}" != "" && "${{ inputs.toProviderVersion }}" == "" ]]; then
mkdir -p "${terraform_provider_dir}"
mv build/terraform-provider-constellation "${terraform_provider_dir}/terraform-provider-constellation_${build_version}"
fi
echo "build_version=${build_version}" | tee -a "$GITHUB_OUTPUT"
- name: Update cluster configuration # for duplicate variable declaration, the last one is used
working-directory: ${{ github.workspace }}/cluster
shell: bash
run: |
if [[ "${{ inputs.toImage }}" != "" ]]; then
cat >> _override.tf <<EOF
locals {
version = "${{ inputs.toImage }}"
}
EOF
fi
if [[ "${{ inputs.toKubernetes }}" != "" ]]; then
cat >> _override.tf <<EOF
resource "constellation_cluster" "${{ inputs.cloudProvider }}_example" {
kubernetes_version = "${{ inputs.toKubernetes }}"
}
EOF
fi
if [[ "${{ inputs.toProviderVersion }}" == "" ]]; then
prefixed_version=${{ steps.upgrade_tf_provider.outputs.build_version }}
else
prefixed_version="${{ inputs.toProviderVersion }}"
fi
version=${prefixed_version#v} # remove v prefix
if [[ "${{ inputs.toProviderVersion }}" == "" ]]; then
cat >> _override.tf <<EOF
resource "constellation_cluster" "${{ inputs.cloudProvider }}_example" {
constellation_microservice_version = "${prefixed_version}"
}
EOF
fi
if [[ "${{ inputs.toProviderVersion }}" == "" ]]; then
iam_src="../terraform-module/iam/${{ inputs.cloudProvider }}"
infra_src="../terraform-module/${{ inputs.cloudProvider }}"
else
iam_src="https://github.com/edgelesssys/constellation/releases/download/${{ inputs.toProviderVersion }}/terraform-module.zip//terraform-module/iam/${{ inputs.cloudProvider }}"
infra_src="https://github.com/edgelesssys/constellation/releases/download/${{ inputs.toProviderVersion }}/terraform-module.zip//terraform-module/${{ inputs.cloudProvider }}"
fi
cat >> _override.tf <<EOF
terraform {
required_providers {
constellation = {
source = "edgelesssys/constellation"
version = "${version}"
}
}
}
EOF
cat _override.tf
# TODO rename version to image_version
- 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 }}
KUBERNETES: ${{ inputs.toKubernetes }}
MICROSERVICES: ${{ inputs.toProviderVersion }}
WORKERNODES: 2
CONTROLNODES: 3
run: |
terraform output -raw kubeconfig > constellation-admin.conf
if [[ -n "${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=${IMAGE}"
fi
# cfg must be in same dir as KUBECONFIG
./constellation config generate "${{ inputs.cloudProvider }}"
# make cfg valid
# TODO other CSPs
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.location = "eastus"' -i constellation-conf.yaml
yq e '.provider.azure.resourceGroup = "myResourceGroup"' -i constellation-conf.yaml
yq e '.provider.azure.userAssignedIdentity = "myIdentity"' -i constellation-conf.yaml
KUBECONFIG=${{ github.workspace }}/cluster/constellation-admin.conf bazel run //e2e/provider-upgrade:provider-upgrade_test -- --want-worker "$WORKERNODES" --want-control "$CONTROLNODES" --cli "${{ github.workspace }}/cluster/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"
provider: ${{ inputs.cloudProvider }}