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GIT - cheat sheet

Install (Windows)

https://git-scm.com/

https://desktop.github.com/

set up new repo

(create git repo in web gui first)

git init
git add .gitignore
touch README.md
git add README.md
git remote add myOrigin git@github.com:maxbis/examengesprekken
git push -u origin master

ssh key

add ~/.ssh/id_rsa.pub in git hub web gui

add file

git add <file name>

update repo

git commit -a -m "comment"
git push

Get updated files

git pull

Overwrite local changes

git reset --hard
git pull

New clone - install new

git clone https://github.com/maxbis/examengesprekken

// for Ubuntu server
sudo chgrp -R www-data examengesprekken

Go to older version

git reset --hard 0ad5a7a6.....

Git clear cache (if ignore file is changed)

git rm --cached config

List all tracked files

git ls-tree -r HEAD --name-only

Git issues with .ignore

git rm -r --cached .
git add .
git commit -m "Stop tracking files that are now ignored"

Init new repo

cd path/to/class-cloud
git init
git add .
git commit -m "Initial commit"

<create new repo on githib>

git remote add origin https://github.com/maxbis/class-cloud.git
git push -u origin master

<on Linux>
git clone https://github.com/maxbis/class-cloud.git

Set Remote Git && Check git remote

SSH key

ssh-keygen -t ed25519 -C "your_email@example.com"

eval "$(ssh-agent -s)"
ssh-add ~/.ssh/id_ed25519

cat ~/.ssh/id_ed25519.pub

git remote set-url origin git@github.com:USERNAME/REPO.git
git remote -v

Test Connection

ssh -T git@github.com

Set up local repo (git), what?

Create git repository on own server and auto deploy.

Init new git repo NEW

In /srv/repo

mkdir NEW; cd NEW
git init --bare --initial-branch=main /srv/git/NEW

Init local repo NEW

git remote add origin ssh://max@qool.ovh:1611/srv/git/NEW
git push -u origin main

Clone

local
  git clone /srv/git/NEW /var/www/qool/NEW
remote
git clone ssh://max@qool.ovh:1611/srv/git/deployment /var/www/NEW

Auto deploy upon push

vi /srv/git/deployment/hooks/post-receive

post_receive script

  #!/bin/bash
  
  set -euo pipefail
  
  TARGET="/var/www/test"
  BRANCH="main"
  GIT_DIR="/srv/git/deployment"
  
  while read -r oldrev newrev refname; do
    if [ "$refname" = "refs/heads/$BRANCH" ]; then
      echo "Deploying $BRANCH to $TARGET..."
      git --git-dir="$GIT_DIR" --work-tree="$TARGET" checkout -f "$BRANCH"
      # optional: composer install, cache clear, reload apache, etc.
      # cd "$TARGET" && composer install --no-dev
      # sudo systemctl reload apache2
    fi
  done

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