adduser deployer
sudo su - deployer
mkdir .ssh
chmod 700 .ssh
vi .ssh/authorized_keys # and paste your public key
chmod 600 .ssh/authorized_keys
sudo su -
cd /etc/sudoers.d/
echo "deployer ALL=(ALL) NOPASSWD:ALL" > 20-deployer-user

sudo apt remove libcurl4 # see https://askubuntu.com/a/1134120/111945
sudo apt-get install -y build-essential zlib1g-dev libyaml-dev libssl-dev libgdbm-dev libre2-dev \
  libreadline-dev libncurses5-dev libffi-dev curl openssh-server libxml2-dev libxslt-dev \
  libcurl4-openssl-dev libicu-dev logrotate rsync python-docutils pkg-config cmake runit-systemd

sudo apt install git git-lfs autoconf bison libgmp3-dev
mkdir /tmp/ruby && cd /tmp/ruby
curl --remote-name --progress-bar "https://cache.ruby-china.com/pub/ruby/3.3/ruby-3.3.11.tar.gz"
echo '59f0fafb1a59a05dc3765117af3fa68e153eb48254708549f321c1e9e078d7a0 ruby-3.3.11.tar.gz' | sha256sum -c - && tar xzf ruby-3.3.11.tar.gz
cd ruby-3.3.11
./configure --disable-install-rdoc --enable-shared
make
sudo make install
gem update --system
gem install bundler
gem install --default bundler

wget https://go.dev/dl/go1.25.12.linux-amd64.tar.gz
sudo rm -rf /usr/local/go
sudo tar -C /usr/local -xzf go1.25.12.linux-amd64.tar.gz
sudo ln -sf /usr/local/go/bin/{go,gofmt} /usr/local/bin/
rm go1.25.12.linux-amd64.tar.gz

sudo apt-get install -y libcurl4-openssl-dev libexpat1-dev gettext libz-dev libssl-dev libpcre2-dev build-essential git-core
git clone https://e.coding.net/sew/gitlab/gitaly.git -b 14-6-stable /tmp/gitaly
cd /tmp/gitaly
# if meson is not system level
# export PATH=/home/deployer/.local/bin:/home/deployer/.rbenv/shims:/home/deployer/.rbenv/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/games:/usr/local/games:/snap/bin
# sudo -H env PATH="/home/git/.local/bin:/usr/local/lib/ruby/gems/3.2.0/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/snap/bin" make git GIT_PREFIX=/usr/local
sudo make git GIT_PREFIX=/usr/local
sudo apt remove -y git-core git
sudo apt autoremove
# install gitaly
sudo -u git -H env PATH="/home/git/.local/bin:/usr/local/lib/ruby/gems/3.2.0/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/snap/bin" \
RAILS_ENV=production \
bundle exec rake "gitlab:gitaly:install[/home/git/gitaly,/home/git/repositories]"

sudo apt-get install -y graphicsmagick
sudo apt-get install -y postfix
sudo apt-get install -y libimage-exiftool-perl
curl --location "https://deb.nodesource.com/setup_14.x" | sudo bash -
sudo apt-get install -y gcc g++ make
sudo apt-get install -y nodejs
curl -sL https://dl.yarnpkg.com/debian/pubkey.gpg | gpg --dearmor | sudo tee /usr/share/keyrings/yarnkey.gpg >/dev/null
echo "deb [signed-by=/usr/share/keyrings/yarnkey.gpg] https://dl.yarnpkg.com/debian stable main" | sudo tee /etc/apt/sources.list.d/yarn.list
sudo apt-get update && sudo apt-get install yarn

sudo adduser --disabled-login --gecos 'GitLab' git

sudo apt install -y postgresql postgresql-client libpq-dev postgresql-contrib

sudo apt-get install redis-server

sudo -u git -H git clone https://e.coding.net/sew/gitlab/gitlab.git -b thape_deploy gitlab

# setting go proxy
export GO111MODULE=on
export GOPROXY=https://goproxy.cn

sudo chown deployer:deployer -R .bundle/
bundle install
sudo chown git:git -R .bundle/

sudo -u git -H bundle exec rake "gitlab:workhorse:install[/home/git/gitlab-workhorse,https://e.coding.net/sew/gitlab/gitlab-workhorse]" RAILS_ENV=production
cd /home/git/gitlab-workhorse
sudo -u git -H git checkout -b 8-65-stable
cd /home/git/gitlab
sudo -u git -H bundle exec rake "gitlab:workhorse:install[/home/git/gitlab-workhorse,https://e.coding.net/sew/gitlab/gitlab-workhorse]" RAILS_ENV=production

sudo su - git
cd /home/git
git clone https://e.coding.net/sew/gitlab/gitlab-elasticsearch-indexer.git
logout
cd /usr/bin
sudo ln -s /usr/local/go/bin/go go
cd /home/git/gitlab
sudo -u git -H bundle exec rake "gitlab:indexer:install[/home/git/gitlab-elasticsearch-indexer,https://e.coding.net/sew/gitlab/gitlab-elasticsearch-indexer.git]" RAILS_ENV=production

cd /home/git
sudo -u git -H git clone https://e.coding.net/sew/gitlab/gitlab-pages.git
cd gitlab-pages
sudo -u git -H git checkout v$(</home/git/gitlab/GITLAB_PAGES_VERSION)
sudo -u git -H make

cd /home/git/gitlab
sudo -u git -H env PATH="/home/git/.local/bin:/usr/local/lib/ruby/gems/3.2.0/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/snap/bin" \
  bundle exec rake "gitlab:gitaly:install[/home/git/gitaly,/home/git/repositories]" RAILS_ENV=production

cd /home/git/gitlab
sudo -u git -H bundle exec rake gitlab:backup:create RAILS_ENV=production
# find backup at ./gitlab/tmp/backups