ci: switch azure ci test to use rbac for key vault access (#1523)

ratify-project · May 30, 2024 · 7e00bb2 · 7e00bb2
1 parent 510dd58
commit 7e00bb2
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Showing 4 changed files with 25 additions and 14 deletions.
diff --git a/.github/workflows/e2e-aks.yml b/.github/workflows/e2e-aks.yml
@@ -24,6 +24,7 @@ jobs:
       AZURE_CLIENT_ID: 814e6e97-120c-4534-b8a9-f1645bc99500
       AZURE_TENANT_ID: 72f988bf-86f1-41af-91ab-2d7cd011db47
       AZURE_SUBSCRIPTION_ID: daae1e1a-63dc-454f-825d-b39289070f79
+      AZURE_SP_OBJECT_ID: fd917b28-cdc0-4828-92c9-1ca8203842a3
     runs-on: ubuntu-latest
     timeout-minutes: 30
     environment: azure-test
@@ -60,7 +61,7 @@ jobs:
 
       - name: Run e2e on Azure
         run: |
-          make e2e-aks KUBERNETES_VERSION=${{ inputs.k8s_version }} GATEKEEPER_VERSION=${{ inputs.gatekeeper_version }} TENANT_ID=${{ env.AZURE_TENANT_ID }}
+          make e2e-aks KUBERNETES_VERSION=${{ inputs.k8s_version }} GATEKEEPER_VERSION=${{ inputs.gatekeeper_version }} TENANT_ID=${{ env.AZURE_TENANT_ID }} AZURE_SP_OBJECT_ID=${{ env.AZURE_SP_OBJECT_ID }}
 
       - name: Upload artifacts
         uses: actions/upload-artifact@65462800fd760344b1a7b4382951275a0abb4808 # v4.3.3

diff --git a/Makefile b/Makefile
@@ -65,6 +65,7 @@ TEST_REGISTRY_PASSWORD = test_pw
 # Azure Key Vault Setup
 KEYVAULT_NAME ?= ratify-akv
 KEYVAULT_KEY_NAME ?= test-key
+AZURE_SP_OBJECT_ID ?= 00000000-0000-0000-0000-000000000000
 
 all: build test
 
@@ -662,7 +663,7 @@ e2e-helm-deploy-ratify-replica: e2e-helm-deploy-redis e2e-notation-setup e2e-bui
 	rm mount_config.json
 
 e2e-aks:
-	./scripts/azure-ci-test.sh ${KUBERNETES_VERSION} ${GATEKEEPER_VERSION} ${TENANT_ID} ${GATEKEEPER_NAMESPACE} ${CERT_DIR}
+	./scripts/azure-ci-test.sh ${KUBERNETES_VERSION} ${GATEKEEPER_VERSION} ${TENANT_ID} ${GATEKEEPER_NAMESPACE} ${CERT_DIR} ${AZURE_SP_OBJECT_ID}
 
 e2e-cleanup:
 	./scripts/azure-ci-test-cleanup.sh ${AZURE_SUBSCRIPTION_ID}

diff --git a/scripts/azure-ci-test.sh b/scripts/azure-ci-test.sh
@@ -32,6 +32,7 @@ GATEKEEPER_VERSION=${2:-3.15.0}
 TENANT_ID=$3
 export RATIFY_NAMESPACE=${4:-gatekeeper-system}
 CERT_DIR=${5:-"~/ratify/certs"}
+export AZURE_SP_OBJECT_ID=$6
 export NOTATION_PEM_NAME="notation"
 export NOTATION_CHAIN_PEM_NAME="notationchain"
 export KEYVAULT_KEY_NAME="test-key"

diff --git a/scripts/create-azure-resources.sh b/scripts/create-azure-resources.sh
@@ -23,12 +23,6 @@ set -o pipefail
 : "${AKS_NAME:?AKS_NAME environment variable empty or not defined.}"
 : "${ACR_NAME:?ACR_NAME environment variable empty or not defined.}"
 
-register_feature() {
-  az extension add --name aks-preview
-  az feature register --namespace "Microsoft.ContainerService" --name "EnableWorkloadIdentityPreview"
-  az provider register --namespace Microsoft.ContainerService
-}
-
 create_user_managed_identity() {
   SUBSCRIPTION_ID="$(az account show --query id --output tsv)"
 
@@ -95,15 +89,29 @@ create_akv() {
 
   echo "AKV '${KEYVAULT_NAME}' is created"
 
-  # Grant permissions to access the certificate.
-  az keyvault set-policy --name ${KEYVAULT_NAME} --secret-permissions get --key-permissions get --object-id ${USER_ASSIGNED_IDENTITY_OBJECT_ID}
+  # Grant ratify identity permissions to access the secret
+  az role assignment create \
+    --assignee-object-id ${USER_ASSIGNED_IDENTITY_OBJECT_ID} \
+    --assignee-principal-type "ServicePrincipal" \
+    --role "Key Vault Secrets User" \
+    --scope subscriptions/${SUBSCRIPTION_ID}/resourceGroups/${GROUP_NAME}/providers/Microsoft.KeyVault/vaults/${KEYVAULT_NAME}
+
+  # Grant ratify identity permissions to access keys
+  az role assignment create \
+    --assignee-object-id ${USER_ASSIGNED_IDENTITY_OBJECT_ID} \
+    --assignee-principal-type "ServicePrincipal" \
+    --role "Key Vault Crypto User" \
+    --scope subscriptions/${SUBSCRIPTION_ID}/resourceGroups/${GROUP_NAME}/providers/Microsoft.KeyVault/vaults/${KEYVAULT_NAME}
+
+  # Grant runner SP permissions to create keys and import certificates
+  az role assignment create \
+    --assignee-object-id ${AZURE_SP_OBJECT_ID} \
+    --assignee-principal-type "ServicePrincipal" \
+    --role "Key Vault Administrator" \
+    --scope subscriptions/${SUBSCRIPTION_ID}/resourceGroups/${GROUP_NAME}/providers/Microsoft.KeyVault/vaults/${KEYVAULT_NAME}
 }
 
 main() {
-  export -f register_feature
-  # might take around 20 minutes to register
-  timeout --foreground 1200 bash -c register_feature
-
   az group create --name "${GROUP_NAME}" --tags "ratifye2e" --location "${LOCATION}" >/dev/null
 
   create_user_managed_identity