Merge pull request #67 from City-of-Helsinki/UHF-13003

UHF-13003: Env variable to detect if we're running the command inside a container

Author: tuutti

drupal/Dockerfile

@@ -43,6 +43,9 @@ RUN chmod +x /entrypoints/* && \
 ENV PATH=${PATH}:/app/vendor/bin:/var/www/html/vendor/bin
 ENV COMPOSER_HOME=/.composer
 ENV ENV="/etc/profile"
+# We use this to detect if we're running the command inside
+# a container.
+ENV CONTAINER_RUNNING=true
 
 RUN \
   # Create private files folder

drupal/tests/tests/Shared/EnvVariableTest.php

@@ -15,6 +15,7 @@ public function testEnvVariable(string $envVariable, string $expectedValue) : vo
 
   public static function envVariableData() : array {
     return [
+      ['CONTAINER_RUNNING', 'true'],
       ['PATH', '/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/app/vendor/bin:/var/www/html/vendor/bin'],
       ['AZURE_SQL_SSL_CA_PATH', '/etc/ssl/certs/ca-certificates.crt'],
     ];