Add deprecation warning for DOCKER_USERNAME and DOCKER_PASSWORD

Signed-off-by: Jeroen Knoops <jeroen.knoops@philips.com>

CHANGELOG.md

@@ -6,6 +6,13 @@ and this project uses the version of main tool as main version number .
 
 ## [Unreleased]
 
+- Rename arguments to reflect multiple container registries.
+
+### DEPRECATION
+
+- `DOCKER_USERNAME`, `DOCKER_PASSWORD`, and `DOCKER_REGISTRY` are deprecated. Please use `REGISTRY_USERNAME`, `REGISTRY_TOKEN`, and `REGISTRY_URL`.
+
+## v4.4.0
 - [#50] - Fix: Automatic push of README to docker hub is broken.
 - [#48] - Loop through entire array of push-branches
 - [#34] - ** BREAKING ** Rename variables DOCKER_USERNAME, DOCKER_PASSWORD and DOCKER_REGISTRY
@@ -22,7 +29,7 @@ and this project uses the version of main tool as main version number .
 - Allow users to specify specific dockerfile instead of path
 
 The `docker build` command is now being called from the root of the project
-instead of the directory. 
+instead of the directory.
 
 This has impact when your project has:
 - Directories with multiple dockerfiles
@@ -31,15 +38,15 @@ This has impact when your project has:
 You now need to change the path to include the directory.
 
 Example:
-- `ADD /scripts/entrypoint.sh entrypoint.sh` becomes: `ADD /6/java/scripts/entrypoint.sh entrypoint` 
+- `ADD /scripts/entrypoint.sh entrypoint.sh` becomes: `ADD /6/java/scripts/entrypoint.sh entrypoint`
 
 ## v2.2.1 - 2020-05-18
 ### Changed
-- [#38] - Auto update readme was not working anymore 
+- [#38] - Auto update readme was not working anymore
 
 ## v2.2.0
 - [#33] - DOCKER_ORGANIZATION is optional when other repository store is used.
-- [#32] - DOCKER_REGISTRY should be an environment variable. 
+- [#32] - DOCKER_REGISTRY should be an environment variable.
 - Fix shellinter
 
 ### Add

entrypoint.sh

@@ -52,8 +52,23 @@ if [ -z "$6" ]
   then
     export PUSH_BRANCHES="$4"
   else
-    echo "DEPRECATION WARNING: push-branch will be replaced by push-branches"
+    echo "DEPRECATION WARNING: push-branch will be replaced by push-branches. Please update scripts." >> "$GITHUB_STEP_SUMMARY"
     export PUSH_BRANCHES="$6"
 fi
 
+if [ -n "${DOCKER_USERNAME}" ]; then
+  echo "DEPRECATION WARNING: DOCKER_USERNAME will be replaced by REGISTRY_USERNAME in the next release. Please update scripts." >> "$GITHUB_STEP_SUMMARY"
+  export REGISTRY_USERNAME="${DOCKER_USERNAME}"
+fi
+
+if [ -n "${DOCKER_PASSWORD}" ]; then
+  echo "DEPRECATION WARNING: DOCKER_PASSWORD will be replaced by REGISTRY_TOKEN in the next release. Please update scripts." >> "$GITHUB_STEP_SUMMARY"
+  export REGISTRY_TOKEN="${DOCKER_PASSWORD}"
+fi
+
+if [ -n "${DOCKER_REGISTRY}" ]; then
+  echo "DEPRECATION WARNING: DOCKER_REGISTRY will be replaced by REGISTRY_URL in the next release. Please update scripts." >> "$GITHUB_STEP_SUMMARY"
+  export REGISTRY_URL="${DOCKER_REGISTRY}
+fi
+
 "${FOREST_DIR}"/docker_build_and_push.sh "$1" "$2" "$5" "$3"