Friday, 29 March 2019

Gitlab merge request pipeline

What is a Git merge request? Can not do merge request on GitLab? Why is my merge request not mergeable?


If you use this feature with merge when pipeline succeeds, pipelines for merge requests take precedence over the other regular pipelines. Configuring pipelines for merge requests. There are a few different ways to do this. Pipelines for Merge Requests Prerequisites.


Your repository must be a GitLab repository, not an external repository. Additional predefined. Check Enable merge trains and pipelines for merged. Whenever a developer raises a Merge Request for merge into Master branch , a pipeline should trigger and test the source branch for build and test stages. The merge request is removed from the train, and all pipelines behind it restart.


To add a merge request to a merge train, you need permissions to push to the target branch. If multiple jobs in the pipeline have coverage reports, they will be averaged. If the pipeline succeeds, the coverage is shown in the merge request widget and in the jobs table. A few examples of known coverage tools for a variety of languages can be found in the pipelines settings page.


This tool checks for syntax and logical errors by default, and can simulate pipeline creation to try to find more complicated issues as well. When a merge request is merge you can see the post- merge pipeline status of the branch the merge request was merged into. For example, when a merge request is merged into the master branch and then triggers a deployment to the staging environment. After a developer updated code in a merge request with whatever methods (e.g. git push), GitLab detects that the code is updated and create a new pipeline for the merge request. The pipeline fetches the latest code from the source branch and run tests against it.


In this example, the pipeline contains only build and test jobs. Self-host GitLab CE on your own servers,. I often use the option Create branch instead of Create merge request. This can only be done in the issue view. Then the first pipeline in this branch is running after the first push into the branch.


With a push in the branch you can create a merge request. There is a GitLab hook that is triggered when a merge request is created. A Jenkins pipeline then executes all the integration tests and accepts the merge if everything pass.


I also have another hook for code is pushe but in this case just the unit tests are executed. In a basic configuration, GitLab runs a pipeline each time changes are pushed to a branch. If you want the pipeline to run jobs only when merge requests are created or update you can use pipelines for merge requests. In the UI, these pipelines are labeled as detached.


Otherwise, these pipelines appear the same as other pipelines. Here i would like to learn before raising merge request in Merge request title , what is the best practices merge request strategy to fill the merge request title message with only message, message with jira id and message with jira id status and so on ,etc, Is there any documentation or web link for this scenario and what are all the best feature options i can use to end users of Gitlab to do. I want to trigger a jenkins multi-branch pipeline based on merge requests in a gitlab repo. I checked only merge requests on Integrations-JenkinsCI in the gitlab project.


But when I create a merge request to master, the pipeline is not getting triggered. If push box is checke the pipeline triggers as expected. I do not want to build the pipeline for every push.


You said that : The push hook executes the unit tests, and the MR hooks also executes the unit tests and the integration tests.

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