Unify access to env variables (#2086)

Author: mathbunnyru

.github/workflows/contributed-recipes.yml

@@ -30,7 +30,7 @@ jobs:
 
       - name: Calculate recipes matrix 🛠
         id: set-matrix
-        run: docs/using/recipe_code/generate_matrix.py >> $GITHUB_OUTPUT
+        run: docs/using/recipe_code/generate_matrix.py >> "${GITHUB_OUTPUT}"
 
   test-recipes:
     runs-on: ${{ matrix.runs-on }}

aarch64-runner/setup.sh

@@ -3,7 +3,7 @@ set -ex
 
 GITHUB_RUNNER_USER="runner-user"
 
-if [ "$EUID" -ne 0 ]; then
+if [ "${EUID}" -ne 0 ]; then
     echo "Please run as root"
     exit 1
 fi

docs/using/recipe_code/oracledb.dockerfile

@@ -33,7 +33,7 @@ RUN wget --progress=dot:giga "${INSTANTCLIENT_URL}/oracle-instantclient-basiclit
 
 # And configure variables
 RUN echo "ORACLE_HOME=/usr/lib/oracle/${INSTANTCLIENT_MAJOR_VERSION}/client64" >> "${HOME}/.bashrc" && \
-    echo "PATH=${ORACLE_HOME}/bin:$PATH" >> "${HOME}/.bashrc" && \
+    echo "PATH=${ORACLE_HOME}/bin:${PATH}" >> "${HOME}/.bashrc" && \
     echo "LD_LIBRARY_PATH=${ORACLE_HOME}/lib:${LD_LIBRARY_PATH}" >> "${HOME}/.bashrc" && \
     echo "export ORACLE_HOME" >> "${HOME}/.bashrc" && \
     echo "export PATH" >> "${HOME}/.bashrc" && \

images/docker-stacks-foundation/start.sh

@@ -133,7 +133,7 @@ if [ "$(id -u)" == 0 ]; then
     sed -r "s#Defaults\s+secure_path\s*=\s*\"?([^\"]+)\"?#Defaults secure_path=\"${CONDA_DIR}/bin:\1\"#" /etc/sudoers | grep secure_path > /etc/sudoers.d/path
 
     # Optionally grant passwordless sudo rights for the desired user
-    if [[ "$GRANT_SUDO" == "1" || "$GRANT_SUDO" == "yes" ]]; then
+    if [[ "${GRANT_SUDO}" == "1" || "${GRANT_SUDO}" == "yes" ]]; then
         _log "Granting ${NB_USER} passwordless sudo rights!"
         echo "${NB_USER} ALL=(ALL) NOPASSWD:ALL" >> /etc/sudoers.d/added-by-start-script
     fi

tests/docker-stacks-foundation/test_user_options.py

@@ -262,7 +262,7 @@ def test_jupyter_env_vars_to_unset(
             "start.sh",
             "bash",
             "-c",
-            "echo I like $FRUIT and ${SECRET_FRUIT:-stuff}, and love ${SECRET_ANIMAL:-to keep secrets}!",
+            "echo I like ${FRUIT} and ${SECRET_FRUIT:-stuff}, and love ${SECRET_ANIMAL:-to keep secrets}!",
         ],
         **root_args,  # type: ignore
     )