How to trigger a Jenkins build from Slack

As you know, Slack is a great product for team communication. And Jenkins help you setup a automation build (Continuous Integration). In this article, I will show the way how to use Slack Commands to trigger a Jenkins build.

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In your Jenkins, you install Build Authorization Token Root Plugin, as image below



In configuration job Jenkins, you check “trigger builds remotely” and add a token (you can get a random token here). See image below

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So now, you can trigger a remote build by url:

For details, you can read

In your Slack, you create a Slack Commands in Slack (e.g: /build_example).

Command textbox, type “/build_example”

URL textbox, add http://[jenkins_url]/buildByToken/buildWithParameters?job=[job_name]&token=[your_token]&[param=value]

Method combobox, choose GET. Finally, click “Save”

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To test your work, go to Slack chat page, you type “/build_example” and check the result.

If you want to build with parameters from Slack (e.g /build [branch]). You need write a proxy script to handle the build. You can take a look to as a example