delete local TF registry dir when needed

.github/workflows/e2e-test-provider-example.yml

@@ -143,8 +143,8 @@ jobs:
           targetArch: 'amd64'
           outputPath: "build/terraform-provider-constellation"
 
-      - name: Move Terraform provider binary
-        if: inputs.providerVersion == '' || inputs.toProviderVersion == ''
+      - 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: |
@@ -330,6 +330,28 @@ jobs:
           cat _override.tf
           # TODO rename version to image_version
 
+      - 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
+
       - name: Upgrade Terraform Cluster
         working-directory: ${{ github.workspace }}/cluster
         shell: bash

dev-docs/workflows/terraform-provider.md

@@ -21,6 +21,14 @@ bazel run //:devbuild'
 > rm .terraform.lock.hcl
 > terraform init
 > ```
+>
+
+
+> [!IMPORTANT] when wanting to use the public Terraform registry afterwards, you will need to remove the local registry:
+>
+> ```bash
+> rm -rf ~/.terraform.d/plugins/registry.terraform.io/edgelesssys/constellation
+> ```
 
 Only build: