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With the Docker Container Registry integrated into GitLab, every GitLab project can have its own space to store its Docker images. View the Container Registry You can view the Container Registry for a project or group. Go to your project or group. Go to Packages and registries > Container Registry. Use images from the Container Registry…

GitLab exposes certain environment variables which can be used to override their defaults values. People usually configure GitLab with /etc/gitlab/gitlab.rb for Omnibus installations, or gitlab.yml for installations from source. You can use the following environment variables to override certain values: Supported environment variables Variable Type Description DATABASE_URL string The database URL; is of the form: postgresql://localhost/blog_development. ENABLE_BOOTSNAP string Toggles Bootsnap for speeding…

See the table below for the list of ports that the Omnibus GitLab assigns by default: Component On by default Communicates via Alternative Connection port GitLab Rails Yes Port X 80 or 443 GitLab Shell Yes Port X 22 PostgreSQL Yes Socket Port (5432) X Redis Yes Socket Port (6379) X Puma Yes Socket Port…

Day 1 – What is DevOps and compare with SRE and DevSecOps? Day 2 – Docker Assignment for Interview Preparations Day 3 – Linux Lab & Assignment Linux Lab Linux Asssignment Shell Bash Scripting Day 4 – Vagrant Assignment Day 4 – AWS Lab & Assignment Day 5 – Confluence Assignment & Lab Day 6…

Apache Tomcat Integratoion with Datadog collects Following Tomcat metrics Step 1 – How to Install Open JDK 11 Reference How to Download Apache Tomcat 9? Reference How to install datadog agent in centos 7? How to enable JMX Remote in Tomcat 8 to Monitor & Administer? Reference How to configure and enable Tomcat intergration in…

Using a List variable as a value in the List box variable types You can create a List variable and use it as a possible value for a List box variable. Create a global variable or a release variable with the type List. When you create a new variable and select the type List box, click the button next to the Possible…

Note – in this program file “before-iis-install-stop.bat” & “after-iis-install-start.bat” & index.html is in same directory. Step 1 – Write before-iis-install-stop.bat Step 2 -Write after-iis-install-start.bat Step 3 – Write appspec.yml

Step 1 – Create a FOLDER for your Product Line Step 2 – Create a Connection using Unix Host Go to folder Go inside a FOLDER Step 3 – Create a Template for your Product Release Step 4 – Create Required Phases to Template Release Step 5 – Add Task just to echo some message…

Virtual environment manager Each integration has its own set of dependencies that must be added to Python in order to run the tests, or just to try out the collection code. To avoid polluting your Python installation with libraries and packages that would only be used by an Integration, use a “virtual environment”. A virtual…

Git inside: Direct work with git objects Goals Explore the structure of the database objects Using SHA1 hashes for searching the content in repository Let us examine git objects with some tools. 01. Searching for the last commit RUN: 1 git hist –max-count=1 This command should find the last commit in the repository. SHA1 hash is…

Branches, remote-tracking branches, and tags are all references to commits. All references are named with a slash-separated path name starting with “refs”; the names we’ve been using so far are actually shorthand: 1 2 3 – The branch “test” is short for “refs/heads/test”. – The tag “v2.6.18” is short for “refs/tags/v2.6.18”. – “origin/master” is short…

The index is a binary file (generally kept in .git/index) containing a sorted list of path names, each with permissions and the SHA1 of a blob object; git ls-files can show you the contents of the index: Note that in older documentation you may see the index called the “current directory cache” or just the “cache”. It…

Step 1 – Install MYSQL Server https://www.devopsschool.com/blog/how-to-download-and-install-mysql-in-macos-10/ https://www.devopsschool.com/tutorial/mysql/how-to-install-mysql-on-centos-7.html Step 2 – Install python mysql connector using PIP3 $ sudo pip3 install mysql-connector-python Step 3 – Using Python – Check a mysql Connection Step 4 – Using Python – Create a database Step 5 – Using Python – Create a Table Step 6 – Using Python…

Python File Operations Python – Working with files Python File Operations: Modes Python File Operations: Writing a file Python File Operations: CRUD