programming-servers/jenkins.md

@@ -9,8 +9,9 @@ You can find Jenkins at [jenkins.mphslaats.com](https://jenkins.mphslaats.com).
   - [Installation](#installation)
   - [Configuration](#configuration)
     - [Email bot](#email-bot)
-    - [Maven projects](#maven-projects)
     - [Run job after commit in Gitlab](#run-job-after-commit-in-gitlab)
+    - [Maven projects](#maven-projects)
+    - [Config files](#config-files)
   - [Installed plugins](#installed-plugins)
 
 ## Resources
@@ -42,15 +43,7 @@ By default Jenkins runs on port 8080, however Jenkins is a website therefore you
   * Password: ****;
   * Use SSL: True;
   * SMTP Port: 465;
-* If Jenkins tells you that your reverse proxy setup is broken, than you have to add `proxy_set_header X-Forwarded-Proto $scheme;` to the proxy server;
-
-### Maven projects
-* Now let's add both Git and Maven to Jenkins:
-  * First start by manually installing them by using `apt-get install git maven openjdk-8-jdk`;
-  * Now use `which git` to find out where git is installed (`/usr/bin/git`);
-  * Use `whereis maven` to find where maven's home directory is (`/usr/share/maven`);
-  * Go to [jenkins.mphslaats.com/configureTools](https://jenkins.mphslaats.com/configureTools) and add the git, maven and jdk (`/usr/lib/jvm/default-java`) directories;
-  * To make full use of Maven go to [jenkins.mphslaats.com/pluginManager/available](https://jenkins.mphslaats.com/pluginManager/available) and add Maven Intergration;
+* If Jenkins tells you that your reverse proxy setup is broken, than you have to add `proxy_set_header X-Forwarded-Proto $scheme;` to the proxy server.
 
 ### Run job after commit in Gitlab
 * Go to [jenkins.mphslaats.com/pluginManager/available](https://jenkins.mphslaats.com/pluginManager/available) and add the GitLab Plugin;
@@ -64,6 +57,19 @@ By default Jenkins runs on port 8080, however Jenkins is a website therefore you
   * Use the generated token from Jenkins as Secret token and add the Webhook;
 * If you now push something (depending on your trigger). Jenkins will automagically run.
 
+### Maven projects
+* Now let's add both Git and Maven to Jenkins:
+  * First start by manually installing them by using `apt-get install git maven openjdk-8-jdk`;
+  * Now use `which git` to find out where git is installed (`/usr/bin/git`);
+  * Use `whereis maven` to find where maven's home directory is (`/usr/share/maven`);
+  * Go to [jenkins.mphslaats.com/configureTools](https://jenkins.mphslaats.com/configureTools) and add the git, maven and jdk (`/usr/lib/jvm/default-java`) directories;
+  * To make full use of Maven go to [jenkins.mphslaats.com/pluginManager/available](https://jenkins.mphslaats.com/pluginManager/available) and add Maven Intergration.
+
+### Config files
+If you want to use config files in your build process without passwords leaking, add the [Config File Provider Plugin](https://wiki.jenkins-ci.org/display/JENKINS/Config+File+Provider+Plugin).  
+After installing this plugin you can go to `Manage Jenkins`. Here you find a section `Manage files`, in here you can add and edit configuration files.
+If you now go to your preferred Jenkins job, you can a configuration file as a Pre Step by adding `Provide confuration files`.
+
 ## Installed plugins
 You can search for new plugins [here](https://plugins.jenkins.io/).
 * [Maven Integration](https://plugins.jenkins.io/maven-plugin): Needed to be able to create Maven items in Jenkins;
@@ -71,4 +77,5 @@ You can search for new plugins [here](https://plugins.jenkins.io/).
 * [Green Balls](https://plugins.jenkins.io/greenballs): Makes the success balls green;
 * [GitLab Plugin](https://plugins.jenkins.io/gitlab-plugin): Plugin to be able to trigger Jenkins after Gitlab push;
 * [Blue Ocean Plugin](https://wiki.jenkins.io/display/JENKINS/Blue+Ocean+Plugin): For a more elegant GUI;
-* [JaCoCo Plugin](https://wiki.jenkins.io/display/JENKINS/JaCoCo+Plugin): To show the test coverage.
+* [JaCoCo Plugin](https://wiki.jenkins.io/display/JENKINS/JaCoCo+Plugin): To show the test coverage;
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+* [Config File Provider Plugin](https://wiki.jenkins-ci.org/display/JENKINS/Config+File+Provider+Plugin): To provide config files to your jobs.
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