标签:bin tomcat root nginx usr 0.0 docker local
1、此过程在nginx的基础上,也就是上篇博客写的内容。
2、创建项目目录并上传包,解压
$ mkdir centos_tomcat $ cd centos_tomcat
$ tar zxvf jdk-7u80-linux-x64.tar.gz
$ tar zxvf apache-tomcat-7.0.94.tar.gz
3、编辑Dockerfile
# From表示使用centos:latest这个镜像为基础构建我们的镜像 FROM centos:latest # 创建者的基本信息 MAINTAINER xiaozhou (xiaozhou@docker.com) LABEL Discription="基于centos的nginx镜像" version="1.0" # 把jdk文件拷到容器 ADD jdk1.7.0_80 /usr/local/java # 设置环境变量 ENV JAVA_HOME /usr/local/java ENV JAVA_BIN /usr/local/java/bin ENV JRE_HOME /usr/local/java/jre ENV PATH $PATH:/usr/local/java/bin:/usr/local/java/jre/bin ENV CLASSPATH /usr/local/java/jre/bin:/usr/local/java/lib:/usr/local/java/jre/lib/charsets.jar # 把tomcat文件拷到容器 ADD apache-tomcat-7.0.94 /usr/local/tomcat7 # 服务端口 EXPOSE 8080
4、构建镜像
$ docker build -t centos:tomcat .
5、启动容器
启动tomcat1
$ docker run --name tomcat01 -d -p 8081:8080 -it centos:tomcat /bin/bash 23a5ff7617772787f644a510b201fc343d541946ea12aedfb13bb2ab64dbfdeb
启动tomcat2
$ docker run --name tomcat02 -d -p 8082:8080 -it centos:tomcat /bin/bash b016a1cd5a1e7da602a11243107840bf6eff47f8321a284a1f15c95988228b86
6、启动tomcat服务
登陆容器,启动服务
启动服务1
$ docker exec -it 23a5ff761777 /bin/bash [root@23a5ff761777 /]# cd /usr/local/tomcat7/bin [root@23a5ff761777 bin]# ./startup.sh Using CATALINA_BASE: /usr/local/tomcat7 Using CATALINA_HOME: /usr/local/tomcat7 Using CATALINA_TMPDIR: /usr/local/tomcat7/temp Using JRE_HOME: /usr/local/java/jre Using CLASSPATH: /usr/local/tomcat7/bin/bootstrap.jar:/usr/local/tomcat7/bin/tomcat-juli.jar Tomcat started.
启动服务2
$ docker exec -it b016a1cd5a1e /bin/bash [root@b016a1cd5a1e /]# cd /usr/local/tomcat7/bin [root@b016a1cd5a1e bin]# ./startup.sh Using CATALINA_BASE: /usr/local/tomcat7 Using CATALINA_HOME: /usr/local/tomcat7 Using CATALINA_TMPDIR: /usr/local/tomcat7/temp Using JRE_HOME: /usr/local/java/jre Using CLASSPATH: /usr/local/tomcat7/bin/bootstrap.jar:/usr/local/tomcat7/bin/tomcat-juli.jar Tomcat started.
7、验证并修改默认页面
浏览器输入:
http://192.168.121.121:8081
出现tomcat服务的默认访问页面
浏览器输入:
http://192.168.121.121:8082
出现tomcat服务的默认访问页面
登陆容器tomcat1
[root@23a5ff761777 /]# cd /usr/local/tomcat7/webapps/ROOT [root@23a5ff761777 ROOT]# rm -f index.jsp [root@23a5ff761777 ROOT]# vi index.html <html> <title> webserver </title> <body> <a>Simple Webserver Server1!</a> </body> </html>
登陆容器tomcat2
[root@b016a1cd5a1e /]# cd /usr/local/tomcat7/webapps/ROOT [root@b016a1cd5a1e ROOT]# rm -f index.jsp [root@b016a1cd5a1e ROOT]# vi index.html <html> <title> webserver </title> <body> <a>Simple Webserver Server2!</a> </body> </html>
刷新打开的访问页面,发现默认tomcat页面变化为
Simple Webserver Server1! 和
Simple Webserver Server2!
8、修改nginx配置
查看所有容器:
$ docker ps CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES b016a1cd5a1e centos:tomcat "/bin/bash" 11 minutes ago Up 11 minutes 0.0.0.0:8082->8080/tcp tomcat02 23a5ff761777 centos:tomcat "/bin/bash" 16 minutes ago Up 12 minutes 0.0.0.0:8081->8080/tcp tomcat01 d350b2c8a3d5 centos:nginx "/bin/sh -c '/bin/sh…" 30 minutes ago Up 30 minutes 0.0.0.0:32769->80/tcp, 0.0.0.0:32768->443/tcp wonderful_elion
查看tomcat容器IP:
登陆tomcat1
$ docker exec -it 23a5ff761777 /bin/bash [root@23a5ff761777 /]# yum install net-tools -y [root@23a5ff761777 /]# ifconfig eth0: flags=4163<UP,BROADCAST,RUNNING,MULTICAST> mtu 1500 inet 172.17.0.3 netmask 255.255.0.0 broadcast 172.17.255.255 ether 02:42:ac:11:00:03 txqueuelen 0 (Ethernet) RX packets 2975 bytes 14039534 (13.3 MiB) RX errors 0 dropped 0 overruns 0 frame 0 TX packets 2479 bytes 160092 (156.3 KiB) TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0 lo: flags=73<UP,LOOPBACK,RUNNING> mtu 65536 inet 127.0.0.1 netmask 255.0.0.0 loop txqueuelen 1 (Local Loopback) RX packets 0 bytes 0 (0.0 B) RX errors 0 dropped 0 overruns 0 frame 0 TX packets 0 bytes 0 (0.0 B) TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0
登陆tomcat2
[root@b016a1cd5a1e /]# yum install net-tools -y [root@b016a1cd5a1e /]# ifconfig eth0: flags=4163<UP,BROADCAST,RUNNING,MULTICAST> mtu 1500 inet 172.17.0.4 netmask 255.255.0.0 broadcast 172.17.255.255 ether 02:42:ac:11:00:04 txqueuelen 0 (Ethernet) RX packets 2541 bytes 14008601 (13.3 MiB) RX errors 0 dropped 0 overruns 0 frame 0 TX packets 2244 bytes 227840 (222.5 KiB) TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0 lo: flags=73<UP,LOOPBACK,RUNNING> mtu 65536 inet 127.0.0.1 netmask 255.0.0.0 loop txqueuelen 1 (Local Loopback) RX packets 0 bytes 0 (0.0 B) RX errors 0 dropped 0 overruns 0 frame 0 TX packets 0 bytes 0 (0.0 B) TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0
登陆nginx容器
$ docker exec -it d350b2c8a3d5 bash
修改nginx配置文件
[root@d350b2c8a3d5 nginx-1.8.0]# vi /usr/local/nginx/conf/nginx.conf
在http{} 添加 upstream tomcat_server { server 172.17.0.3:8080 weight=1; server 172.17.0.4:8080 weight=1; } 在server{} 修改内容为 location / { proxy_pass http://tomcat_server; proxy_redirect default; proxy_set_header Host $host; proxy_set_header X-Real-IP $remote_addr; }
重载配置
[root@d350b2c8a3d5 nginx-1.8.0]# cd /usr/local/nginx/sbin [root@d350b2c8a3d5 sbin]# ./nginx -s reload
浏览器输入:
http://192.168.121.121:32769/
出现tomcat测试内容信息,刷新页面后出现另一个tomcat的测试内容,页面轮训出现结果。
参考:
http://www.mamicode.com/info-detail-2412717.html
标签:bin,tomcat,root,nginx,usr,0.0,docker,local 来源: https://blog.csdn.net/duanbiren123/article/details/97671167
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