[v1.5.x] docs/installation: use version in download URL (#4685)

docs/installation: use version in download URL

release/Makefile,website/scripts: include script to update
download URL as a part of prerelease steps

Signed-off-by: Eric Stroczynski <[email protected]>

Co-authored-by: Eric Stroczynski <[email protected]>

Author: openshift-cherrypick-robot

release/Makefile

@@ -39,6 +39,7 @@ endif
 .PHONY: prerelease
 prerelease: check_release_version changelog ## Create release commit changes to commit.
 	./website/scripts/update_branch_mappings.sh $(RELEASE_VERSION)
+	./website/scripts/update_download_url.sh $(RELEASE_VERSION)
 
 .PHONY: changelog
 changelog: check_release_version ## Generate the changelog.

website/content/en/docs/installation/_index.md

@@ -36,7 +36,7 @@ export OS=$(uname | awk '{print tolower($0)}')
 Download the binary for your platform:
 
 ```sh
-export OPERATOR_SDK_DL_URL=https://github.com/operator-framework/operator-sdk/releases/latest/download
+export OPERATOR_SDK_DL_URL=https://github.com/operator-framework/operator-sdk/releases/v1.5.0
 curl -LO ${OPERATOR_SDK_DL_URL}/operator-sdk_${OS}_${ARCH}
 ```
 

website/scripts/update_download_url.sh

@@ -0,0 +1,21 @@
+#!/usr/bin/env bash
+
+# This script updates the operator-sdk download link with the current release version.
+# This change should be committed in the prerelease commit.
+
+set -e
+
+DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" >/dev/null 2>&1 && pwd)"
+DOC_PATH="${DIR}/../content/en/docs/installation/_index.md"
+
+VERSION="${1?"A Version is required"}"
+
+TARGET="export OPERATOR_SDK_DL_URL=https://github.com/operator-framework/operator-sdk/releases/"
+
+sed -i -E 's@('"${TARGET}"').+@\1'"${VERSION}"'@g' "$DOC_PATH"
+
+# Ensure the file was updated.
+if ! grep -q "${TARGET}${VERSION}" "$DOC_PATH"; then
+  echo "$0 failed to update ${DOC_PATH}"
+  exit 1
+fi