AzureにCentOS7を構築してGitlabをインストール ref: http://qiita.com/fk_2000/items/ae187839ffc3164cc5a3

file0.txt

sudo yum install curl policycoreutils openssh-server openssh-clients git
sudo systemctl enable sshd
sudo systemctl start sshd
sudo yum install postfix
sudo systemctl enable postfix
sudo systemctl start postfix
sudo firewall-cmd --permanent --add-service=http
sudo systemctl reload firewalld

file3.txt

sudo gitlab-ctl reconfigure

rpm

curl -LJO https://packages.gitlab.com/gitlab/gitlab-ce/packages/el/7/gitlab-ce-XXX.rpm/download
rpm -i gitlab-ce-XXX.rpm

yum

curl -sS https://packages.gitlab.com/install/repositories/gitlab/gitlab-ce/script.rpm.sh | sudo bash
sudo yum install gitlab-ce