Regardless of the project complexity, declaring variables is always needed. Without this ability, these are not so much child pipelines as bastards, logically children but completely cut-adrift from the parent. We currently have our "build" stage configured to build our Liberty-based application using maven as well as run some unit tests. This requires the use of a GitLab Runner using the Docker executor. Review of a Simple CI/CD GitLab Pipeline . which means pass file1.txt and the dir1 folder (+ it's content) to all the following stages. Publishing Variables of a Child Pipeline Introduced in GitLab 12.9. Environment variables come in two flavours: Predefined environment variables: Variables provided by GitLab out of the box and ready to use without any specification. We use artifacts to save the generated child configuration files for this CI run, making them available for use in the child pipelines stages. per-merge request GitLab CI pipeline customization. GitLab CI/CD Pipeline for Maven-Based Applications You will have to pass the values using a new trigger. So if you make changes to your Packer repository in GitHub, you will need to re-import it . Creating a GitLab CI Pipeline. Instead of running a child pipeline from a static YAML file, you can define a job that runs your own script to generate a YAML file, which is then used to trigger a child pipeline. 2. . These variables cannot be used as CI/CD variables to configure a pipeline, but they can be used in job scripts. As @linuxUser123 said: You cannot pass variables from child to parent. GitLab CI: Creating your own pipeline template library Multi-project pipelines | GitLab Alfred Hitchcock horror anthology for children in the 1960s Ansible is an automation tool for provisioning, configuration management, and application deployment. Navigate to Settings -> CI/CD -> Variables -> Expand -> Add Variable. GitLab is a web-based Git repository manager with CI/CD pipeline features. Go to the project's page in GitLab and click Settings in the menu on the left. Introduced in GitLab 12.9. a 'ref'); if multiple pipelines are run on that ref, last pipeline's artifacts overwrite those produced by earlier pipelines. Feature flag removed in GitLab 13.1. 2️⃣ to reduce the execution time because your will execute the pipeline only on your component changed. 3️⃣ to reduce again the . 2️⃣ to reduce the execution time because your will execute the pipeline only on your component changed. - linuxUser123. 1. you cannot pass variables from child to parent. This is an example for the Java-Spring Boot project. Gitlab : Download artifacts from a job in another child pipeline