Add missing upgrade steps (#533)

README.md

@@ -385,7 +385,10 @@ To run the integration tests on a DOKS cluster, follow [the instructions](test/k
    1. Since we only support three minor versions at a time. E2e tests for the oldest supported version can be removed.
 4. Verify [e2e tests pass](.github/workflows/test.yaml) - see [here](#end-to-end-tests) about running tests locally
 5. Prepare for [release](#releasing)
-6. Perform [release](.github/workflows/release.yaml)
+6. If necessary, update Go version to the latest stable Go Binary 
+   1. Update [Dockerfile](https://github.com/digitalocean/csi-digitalocean/blob/master/test/e2e/Dockerfile#L16)
+   2. Update [go.mod](https://github.com/digitalocean/csi-digitalocean/blob/615b91ab948a08cb04ab43ddb62720d5bfb68c87/go.mod#L3)
+7. Perform [release](.github/workflows/release.yaml)
 
 > See [e2e test README](test/e2e/README.md) on how to run conformance tests locally.
 

test/e2e/README.md

@@ -76,9 +76,31 @@ Command-line arguments are passed as-in to the test tool. Run `e2e.sh -h` for us
 3. Extend the Kubernetes release-specific build arguments in the `handle-images.sh` script.
 4. Add a new testdriver YAML configuration file.
 5. Extend the list of supported Kubernetes releases in `e2e_test.go`.
+   1. [Update the `e2e_test.go` file `supportedKubernetesVersions` variable with the up-to-date versions](https://github.com/digitalocean/csi-digitalocean/blob/master/test/e2e/e2e_test.go)
 6. Extend the list of tested Kubernetes releases in `.github/workflows/test.yaml`.
 7. Extend the list of deleted container images in `.github/workflows/delete.yaml`.
-8. Update the [_Kubernetes Compatibility_ matrix](/README.md#kubernetes-compatibility) in the README file.
+8. Update the [_Kubernetes Compatibility_ matrix](../../README.md#kubernetes-compatibility) in the README file.
+9. [Add new minor release section in Dockerfile where X is your minor version and Y is the patch version](https://github.com/digitalocean/csi-digitalocean/blob/master/test/e2e/Dockerfile)
+   ```Dockerfile
+   ### Kubernetes 1.XX
+   FROM builder AS tests-X.Y
+   ARG KUBE_VERSION_1_X=1.X.Y
+   ARG KUBE_VERSION_1_X_E2E_BIN_SHA256_CHECKSUM=807f5ce07395f01e916873847a553dc32d437341695360bbcad5932e9fed094e
+
+   RUN curl --fail --location https://dl.k8s.io/v${KUBE_VERSION_1_X}/kubernetes-test-linux-amd64.tar.gz | tar xvzf - --strip-components 3 kubernetes/test/bin/e2e.test kubernetes/test/bin/ginkgo
+   RUN echo "${KUBE_VERSION_1_X_E2E_BIN_SHA256_CHECKSUM}" e2e.test | sha256sum --check
+   RUN cp e2e.test /e2e.1.X.test
+   RUN cp ginkgo /ginkgo-1.X
+   ```
+10. If needed, [remove deprecated version in Dockerfile](https://github.com/digitalocean/csi-digitalocean/blob/master/test/e2e/Dockerfile)
+11. [Upgrade DOCTL_VERSION environment variable with latest version](https://github.com/digitalocean/csi-digitalocean/blob/master/test/e2e/Dockerfile)
+    1. Latest, version can be found [here](https://github.com/digitalocean/doctl/releases)
+12. [Add copy commands under the `final test container section` to the Dockerfile where XX is the minor version](https://github.com/digitalocean/csi-digitalocean/blob/master/test/e2e/Dockerfile)
+       ```Dockerfile
+       COPY --from=tests-1.XX /e2e.1.XX.test /
+       COPY --from=tests-1.XX /ginkgo-1.XX /usr/local/bin
+       ```
+13. [Update the `handle-image.sh` file with the up to date versions](https://github.com/digitalocean/csi-digitalocean/blob/master/test/e2e/handle-image.sh)
 
 ### handle-image.sh