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Jenkins Environment
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用deploy用户进行安装jenkins

su - deploy

wget -q -O - http://pkg.jenkins-ci.org/debian/jenkins-ci.org.key | sudo apt-key add -

sudo sh -c 'echo deb http://pkg.jenkins-ci.org/debian binary/ > /etc/apt/sources.list.d/jenkins.list'

sudo apt-get update

sudo apt-get install jenkins

sudo systemctl enable jenkins
sudo /etc/systemd/systemd-sysv-install enable jenkins

check the service whether is running normally:

```sudo service jenkins status```

run Jenkins:

```sudo service jenkins start```

stop Jenkins:

```sudo service jenkins stop```

restart Jenkins:

```sudo service jenkins restart```

Install Directory：/var/lib/jenkins
Log Directory：/var/log/jenkins/jenkins.log

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