記錄一下安裝步驟：

1.下載安裝包並設定執行許可權

sudo wget -O /usr/local/bin/gitlab-runner https://gitlab-ci-multi-runner-downloads.s3.amazonaws.com/latest/binaries/gitlab-ci-multi-runner-linux-amd64

sudo chmod +x /usr/local/bin/gitlab-runner

curl -sSL https://get.docker.com/ | sh

3.建立Gitlab CI使用者

sudo useradd --comment 'GitLab Runner' --create-home gitlab-runner --shell /bin/bash

4.註冊runner

   參考：https://docs.gitlab.com/runner/register/index.html

5.安裝並啟動服務

sudo gitlab-runner install --user=gitlab-runner --working-directory=/home/gitlab-runner
sudo gitlab-runner start

1.停止服務

sudo gitlab-runner stop
 

2.下載新版本並設定執行許可權

sudo wget -O /usr/local/bin/gitlab-runner https://gitlab-ci-multi-runner-downloads.s3.amazonaws.com/latest/binaries/gitlab-ci-multi-runner-linux-amd64

sudo chmod +x /usr/local/bin/gitlab-runner

3.啟動服務

sudo gitlab-runner start

本文參考https://docs.gitlab.com/runner/install/linux-manually.html