Propage env variables to codequality

changelogs/unreleased/mo-propagate-env-variables-codequality.yml

+---
+title: Propagate ENV variables to codequality template
+merge_request: 41318
+author:
+type: fixed

doc/user/project/merge_requests/code_quality.md

@@ -102,6 +102,16 @@ code_quality:
     CODE_QUALITY_IMAGE: "registry.example.com/codequality-fork:latest"
 ```
 
+In [GitLab 13.4 and later](https://gitlab.com/gitlab-org/gitlab/-/issues/11100), you can override the [Code Quality environment variables](https://gitlab.com/gitlab-org/ci-cd/codequality#environment-variables):
+
+```yaml
+variables:
+  TIMEOUT_SECONDS: 1
+
+include:
+  - Code-Quality.gitlab-ci.yml
+```
+
 By default, report artifacts are not downloadable. If you need them downloadable on the
 job details page, you can add `gl-code-quality-report.json` to the artifact paths like so:
 

lib/gitlab/ci/templates/Jobs/Code-Quality.gitlab-ci.yml

@@ -9,6 +9,9 @@ code_quality:
     DOCKER_TLS_CERTDIR: ""
     CODE_QUALITY_IMAGE: "registry.gitlab.com/gitlab-org/ci-cd/codequality:0.85.10-gitlab.1"
   needs: []
+  before_script:
+    - source lib/gitlab/ci/templates/utils/env.sh
+    - export SOURCE_CODE=$PWD
   script:
     - |
       if ! docker info &>/dev/null; then
@@ -17,10 +20,18 @@ code_quality:
         fi
       fi
     - docker pull --quiet "$CODE_QUALITY_IMAGE"
-    - docker run
-        --env SOURCE_CODE="$PWD"
-        --volume "$PWD":/code
-        --volume /var/run/docker.sock:/var/run/docker.sock
+    - |
+      docker run \
+        $(propagate_env_vars \
+          SOURCE_CODE \
+          TIMEOUT_SECONDS \
+          CODECLIMATE_DEBUG \
+          CODECLIMATE_DEV \
+          REPORT_STDOUT \
+          ENGINE_MEMORY_LIMIT_BYTES \
+        ) \
+        --volume "$PWD":/code \
+        --volume /var/run/docker.sock:/var/run/docker.sock \
         "$CODE_QUALITY_IMAGE" /code
   artifacts:
     reports:

lib/gitlab/ci/templates/utils/env.sh

+function propagate_env_vars() {
+  CURRENT_ENV=$(printenv)
+
+  for VAR_NAME; do
+    echo $CURRENT_ENV | grep "${VAR_NAME}=" > /dev/null && echo "--env $VAR_NAME "
+  done
+}