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title: 'Ubuntu 22.04 install jenkins'
tags: jenkins,ubuntu
description: Ubuntu 22.04 install jenkins
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# Ubuntu 22.04 install jenkins

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[TOC]

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## 使用的技術&工具

- Ubuntu 22.04
- Jenkins

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## Ubuntu 更新指令

wget -q -O - https://pkg.jenkins.io/debian-stable/jenkins.io.key |sudo gpg --dearmor -o /usr/share/keyrings/jenkins.gpg
sudo sh -c 'echo deb [signed-by=/usr/share/keyrings/jenkins.gpg] http://pkg.jenkins.io/debian-stable binary/ > /etc/apt/sources.list.d/jenkins.list'
sudo apt update
sudo apt upgrade

備註:出現以下錯誤

...
E: The repository 'http://pkg.jenkins.io/debian-stable binary/ Release' is not signed.
...

解決指令:

curl -fsSL https://pkg.jenkins.io/debian-stable/jenkins.io-2023.key | sudo tee \
  /usr/share/keyrings/jenkins-keyring.asc > /dev/null
echo deb [signed-by=/usr/share/keyrings/jenkins-keyring.asc] \
  https://pkg.jenkins.io/debian-stable binary/ | sudo tee \
  /etc/apt/sources.list.d/jenkins.list > /dev/null

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## Install JDK 17

sudo apt-get install openjdk-17-jdk -y

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## Installing Jenkins

sudo apt install jenkins

備註:遇到此問題

Sub-process /usr/bin/dpkg returned an error code (1) 

解決指令

sudo apt-get install -f

比如還沒解決請用以下指令查看

journalctl -u jenkins

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## Starting Jenkins

sudo systemctl start jenkins.service

sudo systemctl status jenkins

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## Opening the Firewall

sudo ufw allow 8080
sudo ufw allow OpenSSH
sudo ufw enable
sudo ufw status

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## Setting Up Jenkins

IP address: http://your_server_ip_or_domain:8080


sudo cat /var/lib/jenkins/secrets/initialAdminPassword


選擇推薦的條件

選擇自訂管理者

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## 參考連結

https://www.digitalocean.com/community/tutorials/how-to-install-jenkins-on-ubuntu-22-04

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