第十一章 Dockerfile安裝Jenkins-2.249.3-1.1
阿新 • • 發佈:2021-10-19
一、安裝Docker
Docker部署Jenkins前提已經安裝Docker,這邊指令碼安裝Docker。
#1.編寫Docker安裝指令碼 [root@ip-10-0-12-212 ~]# vim Ins_Docker.sh #!/usr/bin/bash # Author:jh # Time:2021-10-09 11:54:22 # Name:Ins_Docker.sh # Version: 1.0 # Discription: To source /etc/init.d/functions rely_software=(yum-utils device-mapper-persistent-data lvm2) echo "-----------------#1.檢測系統核心版本-----------------" kernel_version=`uname -a |awk '{print $3}'|cut -d. -f1` [ $kernel_version -ge 3 ] && action "The System Install Docker is ..." /usr/bin/true || action "The System Can not Install Docker is ...";exit echo "-----------------#2.安裝Docker依賴軟體-----------------" for i in ${rely_software[*]} do rpm -q $i &>/dev/null if [ $? -eq 0 ];then echo "$i is installed" else yum -y install $i &>/dev/null action "$i is installing" /usr/bin/true fi done echo "-----------------#3.新增Docker映象源-----------------" yum-config-manager --add-repo https://mirrors.aliyun.com/docker-ce/linux/centos/docker-ce.repo [ $? -eq 0 ] && action "Docker Image add is ..." /usr/bin/true || echo "Docker Image add is ..." /usr/bin/false;exit echo "-----------------#4.安裝Docker-----------------" yum -y install docker-ce rpm -qa |grep docker-ce [ $? -eq 0 ] && action "Docker-ce is installed ..." /usr/bin/true || action "Docker-ce is install ..." /usr/bin/false;exit echo "-----------------#5.啟動Docker並設定開機自啟-----------------" systemctl enable --now docker [ $? -eq 0 ] && action "Docker Start is ...;" /usr/bin/true || action "Docker start is ..." /usr/bin/false docker_version=`docker -v |awk -F ',' '{print $1}'` echo "-----------------#6.設定Docker加速器-----------------" sudo mkdir -p /etc/docker sudo cat >/etc/docker/daemon.json <<EOF { "registry-mirrors": ["https://8mh75mhz.mirror.aliyuncs.com"] } EOF sudo systemctl daemon-reload sudo systemctl restart docker echo "-----------------#7.檢視Docker是否安裝完成-----------------" cat << EOF +-------------------------------------------------+ | $docker_version 安 裝 已 完 成 | | 請 使 用 相 關 服 務 ! | +-------------------------------------------------+ EOF echo "-----------------#8.遷移Docker根目錄-----------------" systemctl stop docker mv /var/lib/docker/ /data/ sed -i 's#ExecStart=/usr/bin/dockerd#ExecStart=/usr/bin/dockerd --graph=/data/docker#g' /usr/lib/systemd/system/docker.service systemctl daemon-reload systemctl start docker.service echo "-----------------#9.驗證Docker根目錄是否生效-----------------" docker info |grep "Docker Root Dir" sleep 5 echo ""-----------------你的小可愛已完成Docker全部部署-----------------"
#2.給指令碼新增執行許可權
[root@ip-10-0-12-212 ~]# chmod +x Ins_Docker.sh
#3.執行指令碼
[root@ip-10-0-12-212 ~]# sh Ins_Docker.sh
二、編寫Dockerfile
#1.建立Dockerfile存放目錄 [root@ip-10-0-12-212 ~]# mkdir jenkins [root@ip-10-0-12-212 ~]# cd jenkins #2.編寫Dockerfile [root@ip-10-0-12-212 jenkins]# vim Dockerfile #Is my first jenkins Dockerfile # Version 1.0 # Base images 基礎映象 FROM centos:7 #MAINTAINER 維護者資訊 MAINTAINER Jin.Hui #ADD 檔案放在當前目錄下,拷過去會自動解壓 ADD jdk-8u131-linux-x64.tar.gz /opt/ COPY epel-release-latest-7.noarch.rpm /opt/ COPY jenkins-2.249.3-1.1.noarch.rpm /opt/ #RUN 執行以下命令 RUN rpm -ivh /opt/epel-release-latest-7.noarch.rpm \ && rpm -ivh /opt/jenkins-2.249.3-1.1.noarch.rpm \ && ln -s /opt/jdk1.8.0_131 /opt/jdk COPY jenkins /etc/sysconfig/jenkins #ENV 設定環境變數 ENV JAVA_HOME /opt/jdk ENV PATH $JAVA_HOME/bin:$PATH #VILUME 用於指定持久化目錄 VOLUME ["/var/lib/jenkins"] #EXPOSE 對映埠 EXPOSE 8080 EXPOSE 50000 #CMD 執行以下命令 CMD java -DJENKINS_HOME=/var/lib/jenkins -jar /usr/lib/jenkins/jenkins.war
#3.上傳相關配置檔案 [root@ip-10-0-12-212 jenkins]# rz [root@ip-10-0-12-212 jenkins]# ll total 246844 -rw-r--r-- 1 root root 820 Oct 19 15:36 Dockerfile -rw-r--r-- 1 root root 15608 Oct 19 11:30 epel-release-latest-7.noarch.rpm -rw-r--r-- 1 root root 185540433 Oct 18 15:25 jdk-8u131-linux-x64.tar.gz -rw------- 1 root root 3113 Oct 18 17:37 jenkins -rw-r--r-- 1 root root 67200896 Nov 5 2020 jenkins-2.249.3-1.1.noarch.rpm
三、構建Dockerfile
[root@ip-10-0-12-212 jenkins]# docker build --no-cache -t datalake_jenkins:v1 .
... ...
Successfully built 1e2736247512
Successfully tagged datalake_jenkins:v1
四、執行Docker容器
#1.執行Jenkins
[root@ip-10-0-12-212 jenkins]# docker run -d --name datalake_jenkins -p 10240:8080 -p 10241:50000 datalake_jenkins:v1
517aa3befbca0d9bfc1558c1d4fd4d5b3e0f4bfed6264c22b05254e8b2efb535
#2.檢視Docker程序
[root@ip-10-0-12-212 jenkins]# docker ps
CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES
517aa3befbca datalake_jenkins:v1 "/bin/sh -c 'java -D…" 8 seconds ago Up 6 seconds 0.0.0.0:10240->8080/tcp, :::10240->8080/tcp, 0.0.0.0:10241->50000/tcp, :::10241->50000/tcp datalake_jenkins
五、驗證Jenkins
#1.檢視持久化儲存
[root@ip-10-0-12-212 jenkins]# docker volume ls
DRIVER VOLUME NAME
local 0cdee244e8f9bb50d0b6bfd34bf2bd0718235bcacca266d74747ae5a9618b2b0
#2.刪除沒有映象使用的儲存
[root@ip-10-0-12-212 jenkins]# docker volume rm $(docker volume ls -qf dangling=true)
#3.檢視持久化儲存位置
[root@ip-10-0-12-212 jenkins]# docker inspect 517aa3befbca |grep Source
"Source": "/data/docker/volumes/0cdee244e8f9bb50d0b6bfd34bf2bd0718235bcacca266d74747ae5a9618b2b0/_data",
#4.檢視持久化儲存資料
[root@ip-10-0-12-212 jenkins]# cd /data/docker/volumes/0cdee244e8f9bb50d0b6bfd34bf2bd0718235bcacca266d74747ae5a9618b2b0/_data
[root@ip-10-0-12-212 _data]# ll
total 32
-rw-r--r-- 1 root root 1640 Oct 19 17:02 config.xml
-rw-r--r-- 1 root root 156 Oct 19 17:01 hudson.model.UpdateCenter.xml
-rw------- 1 root root 1712 Oct 19 17:01 identity.key.enc
-rw-r--r-- 1 root root 7 Oct 19 17:01 jenkins.install.UpgradeWizard.state
-rw-r--r-- 1 root root 171 Oct 19 17:01 jenkins.telemetry.Correlator.xml
drwxr-xr-x 2 root root 6 Oct 19 17:01 jobs
drwxr-xr-x 3 root root 19 Oct 19 17:01 logs
-rw-r--r-- 1 root root 907 Oct 19 17:01 nodeMonitors.xml
drwxr-xr-x 2 root root 6 Oct 19 17:01 nodes
drwxr-xr-x 2 root root 6 Oct 19 17:01 plugins
-rw-r--r-- 1 root root 64 Oct 19 17:01 secret.key
-rw-r--r-- 1 root root 0 Oct 19 17:01 secret.key.not-so-secret
drwx------ 4 root root 265 Oct 19 17:01 secrets
drwxr-xr-x 2 root root 67 Oct 19 17:02 updates
drwxr-xr-x 2 root root 24 Oct 19 17:01 userContent
drwxr-xr-x 3 root root 56 Oct 19 17:01 users
drwxr-xr-x 11 root root 4096 Oct 19 17:01 war
#5.WEB頁面登入訪問
http://52.82.80.128:10240
六、安裝Jenkins
#1.解鎖Jenkins,找到Jenkins初始密碼,輸入此密碼,點選繼續
[root@ip-10-0-12-212 _data]# cat secrets/initialAdminPassword
5900733b0c184e8f80b0650b8137cc9b
#2.選擇安裝推薦的外掛
#3.填入相應的管理使用者資訊,點選儲存並完成。
#4.配置此處Jenkins的URL。
#5.此處Jenkins已經安裝就緒,點選開始使用Jenkins。
#6.此處已經進入Jenkins頁面,右下角顯示安裝的版本號,至此Jenkins安裝完畢。