1. download jenkins: https://www.jenkins.io/download/weekly/macos/
2. cd to jenkins directory, run java -jar jenkins.war
3. open : http://localhost:8080
4. dashboard -> 系统管理 -> Global Tool Configuration
5. jdk install -> Java_Home；JAVA_HOME：你自己JDK所在目录 （cancel auto install）
https://blog.csdn.net/cc8945203/article/details/103736381
https://blog.csdn.net/yxxxiao/article/details/94632356?utm_medium=distribute.pc_relevant_t0.none-task-blog-2%7Edefault%7EBlogCommendFromMachineLearnPai2%7Edefault-1.control&depth_1-utm_source=distribute.pc_relevant_t0.none-task-blog-2%7Edefault%7EBlogCommendFromMachineLearnPai2%7Edefault-1.control
https://blog.csdn.net/galen2016/article/details/96170360?utm_medium=distribute.pc_relevant.none-task-blog-2%7Edefault%7EBlogCommendFromMachineLearnPai2%7Edefault-2.control&depth_1-utm_source=distribute.pc_relevant.none-task-blog-2%7Edefault%7EBlogCommendFromMachineLearnPai2%7Edefault-2.control