DevOps – Classroom notes – 31/03/24

Restoring in Git

• Git reflog: this is a permanent log of changes done in the local repository. using ref log we can reset the work done
• Using reflog we can revert deleted commits
• We have done
  • reverting a rebase
  • restore a deleted commit
• we have used git switch to create a branch from a commit

Tag

• Tag always points to a fixed commit
• Generally organizations create tag, when they give a release.
• There are two types of tags
  • lightweight: they have just tag name
  • annotated tags: here we can add additional information
• Refer Here

Fourth Area of Git = Remote Repo

• Remote Repository represents a git repo(s) where all of your will get or submit code changes for the team.
• Remote Repository is same as git repository, but it will have two extra features provided by daemon
  • an endpoint to communicate
    • https
    • ssh or git
  • user management
• To run remote repos, we have two options
  • self hosted git
    • Git lab
    • Gitolite
  • Cloud hosted git
    • Git lab
    • Git Hub (Most popular cloud hosted git repository)
    • Azure Source Repos
    • AWS Code Commit
    • BitBucket
• The process of getting a git repository from remote to local is called as clone
• Lets setup ssh-key in GitHub

# Execute if you dont have keys
ssh-keygen
# add the ssh key to github
# navigate to folder
git clone <url>