feat: matrix pg versions build on testinfra

Author: samrose

.github/workflows/testinfra-nix.yml

@@ -5,17 +5,35 @@ on:
   workflow_dispatch:
 
 jobs:
+  prepare:
+    runs-on: ubuntu-latest
+    outputs:
+      postgres_versions: ${{ steps.set-versions.outputs.postgres_versions }}
+    steps:
+      - name: Checkout Repo
+        uses: actions/checkout@v4
+      
+      - uses: DeterminateSystems/nix-installer-action@main
+
+      - name: Set PostgreSQL versions
+        id: set-versions
+        run: |
+          VERSIONS=$(nix run nixpkgs#yq --  '.postgres_major[]' ansible/vars.yml | nix run nixpkgs#jq -- -R -s -c 'split("\n")[:-1]')
+          echo "postgres_versions=$VERSIONS" >> $GITHUB_OUTPUT
+
   test-ami-nix:
+    needs: prepare
     strategy:
       fail-fast: false
       matrix:
+        postgres_version: ${{ fromJson(needs.prepare.outputs.postgres_versions) }}
         include:
           - runner: arm-runner
             arch: arm64
             ubuntu_release: focal
             ubuntu_version: 20.04
             mcpu: neoverse-n1
-    runs-on: ${{ matrix.runner }}
+    runs-on: ${{ matrix.runner }}    
     timeout-minutes: 150
     permissions:
       contents: write
@@ -40,18 +58,29 @@ jobs:
       - name: Generate random string
         id: random
         run: echo "random_string=$(openssl rand -hex 8)" >> $GITHUB_OUTPUT
+
+      - name: Set PostgreSQL version environment variable
+        run: echo "POSTGRES_MAJOR_VERSION=${{ matrix.postgres_version }}" >> $GITHUB_ENV
+
+      - name: Generate common-nix.vars.pkr.hcl
+        run: |
+          PG_VERSION=$(sudo nix run nixpkgs#yq -- '.postgres_release["postgres'${{ matrix.postgres_version }}'"]' ansible/vars.yml)
+          PG_VERSION=$(echo $PG_VERSION | tr -d '"')  # Remove any surrounding quotes
+          echo 'postgres-version = "'$PG_VERSION'"' > common-nix.vars.pkr.hcl
+          # Ensure there's a newline at the end of the file
+          echo "" >> common-nix.vars.pkr.hcl
   
       - name: Build AMI stage 1
         run: |
           packer init amazon-arm64-nix.pkr.hcl
           GIT_SHA=${{github.sha}}
-          packer build -var "git-head-version=${GIT_SHA}" -var "packer-execution-id=${GITHUB_RUN_ID}" -var-file="development-arm.vars.pkr.hcl" -var-file="common-nix.vars.pkr.hcl" -var "ansible_arguments=" -var "postgres-version=${{ steps.random.outputs.random_string }}" -var "region=ap-southeast-1" -var 'ami_regions=["ap-southeast-1"]' -var "force-deregister=true" amazon-arm64-nix.pkr.hcl
+          packer build -var "git-head-version=${GIT_SHA}" -var "packer-execution-id=${GITHUB_RUN_ID}" -var-file="development-arm.vars.pkr.hcl" -var-file="common-nix.vars.pkr.hcl" -var "ansible_arguments=" -var "postgres-version=${{ steps.random.outputs.random_string }}" -var "region=ap-southeast-1" -var 'ami_regions=["ap-southeast-1"]' -var "force-deregister=true" -var "ansible_arguments=-e postgresql_major=${POSTGRES_MAJOR_VERSION}" amazon-arm64-nix.pkr.hcl
       
       - name: Build AMI stage 2
         run: |
           packer init stage2-nix-psql.pkr.hcl
           GIT_SHA=${{github.sha}}
-          packer build -var "git-head-version=${GIT_SHA}" -var "packer-execution-id=${GITHUB_RUN_ID}" -var-file="development-arm.vars.pkr.hcl" -var-file="common-nix.vars.pkr.hcl"  -var "postgres-version=${{ steps.random.outputs.random_string }}" -var "region=ap-southeast-1" -var 'ami_regions=["ap-southeast-1"]' -var "force-deregister=true" -var "git_sha=${GITHUB_SHA}"  stage2-nix-psql.pkr.hcl 
+          packer build -var "git-head-version=${GIT_SHA}" -var "packer-execution-id=${GITHUB_RUN_ID}" -var "postgres_major_version=${POSTGRES_MAJOR_VERSION}" -var-file="development-arm.vars.pkr.hcl" -var-file="common-nix.vars.pkr.hcl"  -var "postgres-version=${{ steps.random.outputs.random_string }}" -var "region=ap-southeast-1" -var 'ami_regions=["ap-southeast-1"]' -var "force-deregister=true" -var "git_sha=${GITHUB_SHA}"  stage2-nix-psql.pkr.hcl 
 
       - name: Run tests
         timeout-minutes: 10