[Backport 7.12] Update code gen task to not rely on User in Dockerfile (#5471)

Co-authored-by: Martijn Laarman <Mpdreamz@gmail.com>

Author: github-actions[bot]

.ci/make.sh

@@ -14,11 +14,11 @@ TASK=$1
 TASK_ARGS=()
 VERSION=$2
 STACK_VERSION=$VERSION
-REPO_BINDING="$repo:/sln"
 set -euo pipefail
 
 output_folder=".ci/output"
 OUTPUT_DIR="$repo/${output_folder}"
+REPO_BINDING="${OUTPUT_DIR}:/sln/${output_folder}"
 mkdir -p "$OUTPUT_DIR"
 
 DOTNET_VERSION=${DOTNET_VERSION-5.0.103}
@@ -49,19 +49,19 @@ case $CMD in
         TASK=codegen
         # VERSION is BRANCH here for now
         TASK_ARGS=("$VERSION") 
-		REPO_BINDING="${OUTPUT_DIR}:/sln/${output_folder}"
+        REPO_BINDING="$repo:/sln"
         ;;
     *)
         echo -e "\nUsage:\n\t $CMD is not supported right now\n"
         exit 1
 esac
 
-  #--volume "${OUTPUT_DIR}:/sln/${output_folder}" 
-
+# -u does not work need to be root inside the container, the chown hack at the end ensures
+# we still own any new files at the end of this run
 docker run \
   --env "DOTNET_VERSION" \
   --name test-runner \
   --volume $REPO_BINDING \
   --rm \
   elastic/elasticsearch-net \
-  ./build.sh $TASK "${TASK_ARGS[@]}"
+  /bin/bash -c "./build.sh $TASK ${TASK_ARGS[@]} && chown -R $(id -u):$(id -g) ."

.github/workflows/make-codegen.yml

@@ -38,6 +38,7 @@ jobs:
           token: ${{ secrets.GITHUB_TOKEN }}
           branch: "fix/${{ matrix.branch }}/code-gen"
           base: "${{ matrix.branch }}"
+          delete-branch: true
           commit-message: "[codegen] ${{ matrix.branch }} synchronization" 
           title: '[codegen] ${{ matrix.branch }} synchronization'
           body: |