docker部署tomcat项目

查看是否存在tomcat镜像,如果没有则从仓库

caiyl@caiylpc:~$ docker images
REPOSITORY          TAG                 IMAGE ID            CREATED             SIZE
nginx               v2                  41ea36d31693        19 hours ago        109MB
                            26bb037d5a8b        3 months ago        924MB
python              3.6                 d6b15f660ce8        3 months ago        924MB
nginx               latest              8c9ca4d17702        3 months ago        109MB
ubuntu              14.04               5dbc3f318ea5        5 months ago        188MB
hello-world         latest              fce289e99eb9        5 months ago        1.84kB
caiyl@caiylpc:~$ 

拉取tomcat

caiyl@caiylpc:~$ docker pull tomcat
Using default tag: latest
latest: Pulling from library/tomcat
6f2f362378c5: Pull complete 
494c27a8a6b8: Pull complete 
7596bb83081b: Pull complete 
372744b62d49: Pull complete 
fb72767f9beb: Pull complete 
3fe571af508a: Pull complete 
3e6725074325: Pull complete 
9ffd5dadda90: Pull complete 
4e051c2969b0: Pull complete 
b326a8316680: Pull complete 
Digest: sha256:cea26a23e1ebdbebdddde1e02a10e655b0b386d8de6002301a037a08be87a12f
Status: Downloaded newer image for tomcat:latest

测试tomcat

caiyl@caiylpc:~$ docker run -p 8080:8080 tomcat:latest
24-Jun-2019 07:53:48.040 INFO [main] org.apache.catalina.startup.VersionLoggerListener.log Server version:        Apache Tomcat/8.5.42
24-Jun-2019 07:53:48.042 INFO [main] org.apache.catalina.startup.VersionLoggerListener.log Server built:          Jun 4 2019 20:29:04 UTC
24-Jun-2019 07:53:48.042 INFO [main] org.apache.catalina.startup.VersionLoggerListener.log Server number:         8.5.42.0
24-Jun-2019 07:53:48.042 INFO [main] org.apache.catalina.startup.VersionLoggerListener.log OS Name:               Linux
24-Jun-2019 07:53:48.042 INFO [main] org.apache.catalina.startup.VersionLoggerListener.log OS Version:            4.15.0-52-generic
24-Jun-2019 07:53:48.042 INFO [main] org.apache.catalina.startup.VersionLoggerListener.log Architecture:          amd64
24-Jun-2019 07:53:48.042 INFO [main] org.apache.catalina.startup.VersionLoggerListener.log Java Home:             /usr/local/openjdk-8/jre
24-Jun-2019 07:53:48.042 INFO [main] org.apache.catalina.startup.VersionLoggerListener.log JVM Version:           1.8.0_212-b04
24-Jun-2019 07:53:48.042 INFO [main] org.apache.catalina.startup.VersionLoggerListener.log JVM Vendor:            Oracle Corporation
24-Jun-2019 07:53:48.042 INFO [main] org.apache.catalina.startup.VersionLoggerListener.log CATALINA_BASE:         /usr/local/tomcat
24-Jun-2019 07:53:48.042 INFO [main] org.apache.catalina.startup.VersionLoggerListener.log CATALINA_HOME:         /usr/local/tomcat
24-Jun-2019 07:53:48.043 INFO [main] org.apache.catalina.startup.VersionLoggerListener.log Command line argument: -Djava.util.logging.config.file=/usr/local/tomcat/conf/logging.properties
24-Jun-2019 07:53:48.043 INFO [main] org.apache.catalina.startup.VersionLoggerListener.log Command line argument: -Djava.util.logging.manager=org.apache.juli.ClassLoaderLogManager
24-Jun-2019 07:53:48.043 INFO [main] org.apache.catalina.startup.VersionLoggerListener.log Command line argument: -Djdk.tls.ephemeralDHKeySize=2048
24-Jun-2019 07:53:48.043 INFO [main] org.apache.catalina.startup.VersionLoggerListener.log Command line argument: -Djava.protocol.handler.pkgs=org.apache.catalina.webresources
24-Jun-2019 07:53:48.043 INFO [main] org.apache.catalina.startup.VersionLoggerListener.log Command line argument: -Dorg.apache.catalina.security.SecurityListener.UMASK=0027
24-Jun-2019 07:53:48.043 INFO [main] org.apache.catalina.startup.VersionLoggerListener.log Command line argument: -Dignore.endorsed.dirs=
24-Jun-2019 07:53:48.043 INFO [main] org.apache.catalina.startup.VersionLoggerListener.log Command line argument: -Dcatalina.base=/usr/local/tomcat
24-Jun-2019 07:53:48.049 INFO [main] org.apache.catalina.startup.VersionLoggerListener.log Command line argument: -Dcatalina.home=/usr/local/tomcat
24-Jun-2019 07:53:48.050 INFO [main] org.apache.catalina.startup.VersionLoggerListener.log Command line argument: -Djava.io.tmpdir=/usr/local/tomcat/temp
24-Jun-2019 07:53:48.050 INFO [main] org.apache.catalina.core.AprLifecycleListener.lifecycleEvent Loaded APR based Apache Tomcat Native library [1.2.21] using APR version [1.5.2].
24-Jun-2019 07:53:48.050 INFO [main] org.apache.catalina.core.AprLifecycleListener.lifecycleEvent APR capabilities: IPv6 [true], sendfile [true], accept filters [false], random [true].
24-Jun-2019 07:53:48.050 INFO [main] org.apache.catalina.core.AprLifecycleListener.lifecycleEvent APR/OpenSSL configuration: useAprConnector [false], useOpenSSL [true]
24-Jun-2019 07:53:48.059 INFO [main] org.apache.catalina.core.AprLifecycleListener.initializeSSL OpenSSL successfully initialized [OpenSSL 1.1.0j  20 Nov 2018]
24-Jun-2019 07:53:48.194 INFO [main] org.apache.coyote.AbstractProtocol.init Initializing ProtocolHandler ["http-nio-8080"]
24-Jun-2019 07:53:48.203 INFO [main] org.apache.tomcat.util.net.NioSelectorPool.getSharedSelector Using a shared selector for servlet write/read
24-Jun-2019 07:53:48.215 INFO [main] org.apache.coyote.AbstractProtocol.init Initializing ProtocolHandler ["ajp-nio-8009"]
24-Jun-2019 07:53:48.218 INFO [main] org.apache.tomcat.util.net.NioSelectorPool.getSharedSelector Using a shared selector for servlet write/read
24-Jun-2019 07:53:48.218 INFO [main] org.apache.catalina.startup.Catalina.load Initialization processed in 636 ms
24-Jun-2019 07:53:48.253 INFO [main] org.apache.catalina.core.StandardService.startInternal Starting service [Catalina]
24-Jun-2019 07:53:48.256 INFO [main] org.apache.catalina.core.StandardEngine.startInternal Starting Servlet Engine: Apache Tomcat/8.5.42
24-Jun-2019 07:53:48.319 INFO [localhost-startStop-1] org.apache.catalina.startup.HostConfig.deployDirectory Deploying web application directory [/usr/local/tomcat/webapps/examples]
24-Jun-2019 07:53:48.966 INFO [localhost-startStop-1] org.apache.catalina.startup.HostConfig.deployDirectory Deployment of web application directory [/usr/local/tomcat/webapps/examples] has finished in [647] ms
24-Jun-2019 07:53:48.968 INFO [localhost-startStop-1] org.apache.catalina.startup.HostConfig.deployDirectory Deploying web application directory [/usr/local/tomcat/webapps/docs]
24-Jun-2019 07:53:49.002 INFO [localhost-startStop-1] org.apache.catalina.startup.HostConfig.deployDirectory Deployment of web application directory [/usr/local/tomcat/webapps/docs] has finished in [34] ms
24-Jun-2019 07:53:49.002 INFO [localhost-startStop-1] org.apache.catalina.startup.HostConfig.deployDirectory Deploying web application directory [/usr/local/tomcat/webapps/host-manager]
24-Jun-2019 07:53:49.055 INFO [localhost-startStop-1] org.apache.catalina.startup.HostConfig.deployDirectory Deployment of web application directory [/usr/local/tomcat/webapps/host-manager] has finished in [53] ms
24-Jun-2019 07:53:49.055 INFO [localhost-startStop-1] org.apache.catalina.startup.HostConfig.deployDirectory Deploying web application directory [/usr/local/tomcat/webapps/manager]
24-Jun-2019 07:53:49.081 INFO [localhost-startStop-1] org.apache.catalina.startup.HostConfig.deployDirectory Deployment of web application directory [/usr/local/tomcat/webapps/manager] has finished in [26] ms
24-Jun-2019 07:53:49.081 INFO [localhost-startStop-1] org.apache.catalina.startup.HostConfig.deployDirectory Deploying web application directory [/usr/local/tomcat/webapps/ROOT]
24-Jun-2019 07:53:49.096 INFO [localhost-startStop-1] org.apache.catalina.startup.HostConfig.deployDirectory Deployment of web application directory [/usr/local/tomcat/webapps/ROOT] has finished in [15] ms
24-Jun-2019 07:53:49.105 INFO [main] org.apache.coyote.AbstractProtocol.start Starting ProtocolHandler ["http-nio-8080"]
24-Jun-2019 07:53:49.136 INFO [main] org.apache.coyote.AbstractProtocol.start Starting ProtocolHandler ["ajp-nio-8009"]
24-Jun-2019 07:53:49.141 INFO [main] org.apache.catalina.startup.Catalina.start Server startup in 923 ms
tomcat首页.jpg

编写Dockerfile 构建文件

  1. 以tomcat为基础镜像
  2. 把war包拷贝到tomcat目录
  3. 构建镜像
    docker build -t demo:v1 .
  4. 运行镜像
    docker run -d -p 8080:8080 demo:v1

Dockerfile文件如下

FROM tomcat

COPY demo.war /usr/local/tomcat/webapps

结果


访问.jpg

一些相关的命令
1.查看镜像

caiyl@caiylpc:~/append/data/ywbl$ docker images
REPOSITORY          TAG                 IMAGE ID            CREATED             SIZE
demo                v1                  3fe418dab0b0        22 minutes ago      534MB
nginx               v2                  41ea36d31693        21 hours ago        109MB
tomcat              latest              5377fd8533c3        9 days ago          506MB
                            26bb037d5a8b        3 months ago        924MB
python              3.6                 d6b15f660ce8        3 months ago        924MB
nginx               latest              8c9ca4d17702        3 months ago        109MB
ubuntu              14.04               5dbc3f318ea5        5 months ago        188MB
hello-world         latest              fce289e99eb9        5 months ago        1.84kB

2.查看容器

caiyl@caiylpc:~/append/data/ywbl$ docker ps 
CONTAINER ID        IMAGE               COMMAND             CREATED             STATUS              PORTS                    NAMES
a4cc888e8d04        demo:v1             "catalina.sh run"   2 minutes ago       Up 2 minutes        0.0.0.0:8080->8080/tcp   angry_agnesi
ef897e9f5c07        tomcat              "catalina.sh run"   14 minutes ago      Up 14 minutes       8080/tcp                 sleepy_wiles
4ca4f9412eff        demo:v1             "catalina.sh run"   19 minutes ago      Up 19 minutes       0.0.0.0:8081->8080/tcp   distracted_jones

3.进入容器终端

caiyl@caiylpc:~/append/data/ywbl$ docker exec -it a4cc888e8d04 /bin/bash
root@a4cc888e8d04:/usr/local/tomcat#

a4cc888e8d04为容器的id

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