Docker 安装 Redis

方法一、docker pull redis:3.2

查找Docker Hub上的redis镜像

runoob@runoob:~/redis$ docker search  redis
NAME                      DESCRIPTION                   STARS  OFFICIAL  AUTOMATED
redis                     Redis is an open source ...   2321   [OK]       
sameersbn/redis                                         32                   [OK]
torusware/speedus-redis   Always updated official ...   29             [OK]
bitnami/redis             Bitnami Redis Docker Image    22                   [OK]
anapsix/redis             11MB Redis server image ...   6                    [OK]
webhippie/redis           Docker images for redis       4                    [OK]
clue/redis-benchmark      A minimal docker image t...   3                    [OK]
williamyeh/redis          Redis image for Docker        3                    [OK]
unblibraries/redis        Leverages phusion/baseim...   2                    [OK]
greytip/redis             redis 3.0.3                   1                    [OK]
servivum/redis            Redis Docker Image            1                    [OK]
...

这里我们拉取官方的镜像,标签为3.2

runoob@runoob:~/redis$ docker pull  redis:3.2

等待下载完成后,我们就可以在本地镜像列表里查到REPOSITORY为redis,标签为3.2的镜像。

runoob@runoob:~/redis$ docker images redis 
REPOSITORY          TAG                 IMAGE ID            CREATED             SIZE
redis               3.2                 43c923d57784        2 weeks ago         193.9 MB

方法二、通过 Dockerfile 构建

创建Dockerfile

首先,创建目录redis,用于存放后面的相关东西。

runoob@runoob:~$ mkdir -p ~/redis ~/redis/data

data目录将映射为redis容器配置的/data目录,作为redis数据持久化的存储目录

进入创建的redis目录,创建Dockerfile

FROM debian:jessie

# add our user and group first to make sure their IDs get assigned consistently, regardless of whatever dependencies get added
RUN groupadd -r redis && useradd -r -g redis redis

RUN apt-get update && apt-get install -y --no-install-recommends \
                ca-certificates \
                wget \
        && rm -rf /var/lib/apt/lists/*

# grab gosu for easy step-down from root
ENV GOSU_VERSION 1.7
RUN set -x \
        && wget -O /usr/local/bin/gosu "https://github.com/tianon/gosu/releases/download/$GOSU_VERSION/gosu-$(dpkg --print-architecture)" \
        && wget -O /usr/local/bin/gosu.asc "https://github.com/tianon/gosu/releases/download/$GOSU_VERSION/gosu-$(dpkg --print-architecture).asc" \
        && export GNUPGHOME="$(mktemp -d)" \
        && gpg --keyserver ha.pool.sks-keyservers.net --recv-keys B42F6819007F00F88E364FD4036A9C25BF357DD4 \
        && gpg --batch --verify /usr/local/bin/gosu.asc /usr/local/bin/gosu \
        && rm -r "$GNUPGHOME" /usr/local/bin/gosu.asc \
        && chmod +x /usr/local/bin/gosu \
        && gosu nobody true

ENV REDIS_VERSION 3.2.0
ENV REDIS_DOWNLOAD_URL http://download.redis.io/releases/redis-3.2.0.tar.gz
ENV REDIS_DOWNLOAD_SHA1 0c1820931094369c8cc19fc1be62f598bc5961ca

# for redis-sentinel see: http://redis.io/topics/sentinel
RUN buildDeps='gcc libc6-dev make' \
        && set -x \
        && apt-get update && apt-get install -y $buildDeps --no-install-recommends \
        && rm -rf /var/lib/apt/lists/* \
        && wget -O redis.tar.gz "$REDIS_DOWNLOAD_URL" \
        && echo "$REDIS_DOWNLOAD_SHA1 *redis.tar.gz" | sha1sum -c - \
        && mkdir -p /usr/src/redis \
        && tar -xzf redis.tar.gz -C /usr/src/redis --strip-components=1 \
        && rm redis.tar.gz \
        && make -C /usr/src/redis \
        && make -C /usr/src/redis install \
        && rm -r /usr/src/redis \
        && apt-get purge -y --auto-remove $buildDeps

RUN mkdir /data && chown redis:redis /data
VOLUME /data
WORKDIR /data

COPY docker-entrypoint.sh /usr/local/bin/
ENTRYPOINT ["docker-entrypoint.sh"]

EXPOSE 6379
CMD [ "redis-server" ]

通过Dockerfile创建一个镜像,替换成你自己的名字

runoob@runoob:~/redis$ docker build  -t redis:3.2 .

创建完成后,我们可以在本地的镜像列表里查找到刚刚创建的镜像

runoob@runoob:~/redis$ docker images redis 
REPOSITORY          TAG                 IMAGE ID            CREATED             SIZE
redis               3.2                 43c923d57784        2 weeks ago         193.9 MB

使用redis镜像

运行容器

runoob@runoob:~/redis$ docker run -p 6379:6379 -v $PWD/data:/data  -d redis:3.2 redis-server --appendonly yes
43f7a65ec7f8bd64eb1c5d82bc4fb60e5eb31915979c4e7821759aac3b62f330
runoob@runoob:~/redis$

命令说明:

-p 6379:6379 : 将容器的6379端口映射到主机的6379端口

-v $PWD/data:/data : 将主机中当前目录下的data挂载到容器的/data

redis-server –appendonly yes : 在容器执行redis-server启动命令,并打开redis持久化配置

查看容器启动情况

runoob@runoob:~/redis$ docker ps
CONTAINER ID   IMAGE        COMMAND                 ...   PORTS                      NAMES
43f7a65ec7f8   redis:3.2    "docker-entrypoint.sh"  ...   0.0.0.0:6379->6379/tcp     agitated_cray

连接、查看容器

使用redis镜像执行redis-cli命令连接到刚启动的容器,主机IP为172.17.0.1

runoob@runoob:~/redis$ docker exec -it 43f7a65ec7f8 redis-cli
172.17.0.1:6379> info
# Server
redis_version:3.2.0
redis_git_sha1:00000000
redis_git_dirty:0
redis_build_id:f449541256e7d446
redis_mode:standalone
os:Linux 4.2.0-16-generic x86_64
arch_bits:64
multiplexing_api:epoll
...

进入docker登录psql数据库对特定表进行操作

查看docker镜像

docker ps

运行镜像的脚本命令

docker exec -it 08 bash
# 选择id为08开头的镜像运行bash

登录数据库

(1)直接登录

执行命令:psql -h 172.16.35.179 -U username -d dbname 
# 其中username为数据库用户名,dbname为要连接的数据库名,执行后提示输入密码如下:
# Password for user username: (在此输入密码)输入密码后即可进入psql环境了。

(2)切换数据库

# 有时候需要在psql环境下切换数据库,此时执行如下psql命令:
\c dbname username serverIP port
# 其中除了数据库名外,其他的参数都是可选的,如果使用默认值可以使用-作为占位符
# 执行这个命令后,也是提示输入密码。

数据库相关操作

(1)列出所有的数据库

psql: \l或\list

(2)切换数据库

psql: \c dbname

(3)列出当前数据库下的数据表

psql: \d

(4)列出指定表的所有字段

psql: \d tablename

(5)查看指定表的基本情况

psql: \d+ tablename

(6)退出登录

psql:\q

docker的相关使用

1、docker ps 列出所有容器

2、docker images 查看docker镜像

3、docker run [OPTIONS] IMAGE [COMMAND] [ARG…] 运行容器

4、docker run -i -t ubuntu /bin/bash 运行交互式容器

docker exec -it oms_python3 bash

5、container id

6、docker logs CONTAINER ID 查看指定容器的输出

7、docker stop CONTAINER ID 停止指定容器

8、docker-compose logs -f 查看容器内的log文件

9、docker stats CONTAINER ID 查看docker占用的系统资源

docker镜像与docker容器的区别

镜像的一个实例称为容器。 你有一个镜像,这是你描述的一组图层。 如果你开始这个镜像,你有一个运行这个镜像的容器。 您可以拥有许多相同镜像的正在运行的容器。

docker images
查看所有镜像

docker ps
查看正在运行的容器

docker ps -a
查看所有容器

一个镜像的运行实例就是一个容器。

参考:
https://stackoverflow.com/questions/23735149/what-is-the-difference-between-a-docker-image-and-a-container

docker常用命令整理

Docker常见用法整理

Docker 使用客户端-服务器 (C/S) 架构模式,使用远程API来管理和创建Docker容器。

Docker 容器通过 Docker 镜像来创建。容器与镜像的关系类似于面向对象编程中的对象与类。

进入docker查看当前内核版本

uname -r
镜像加速

在/etc/docker/daemon.json中写入:

{
“registry-mirrors”: [“http://hub-mirror.c.163.com”]
}
启动docker后台服务

sudo service docker start
docker容器内运行应用程序

runoob@runoob:~$ docker run ubuntu:15.10 /bin/echo “Hello world”
Hello world
docker:Docker 的二进制执行文件。
run: 与前面的 docker 组合来运行一个容器。
ubuntu: 15.10指定要运行的镜像,Docker首先从本地主机上查找镜像是否存在,如果不存在,Docker 就会从镜像仓库 Docker Hub 下载公共镜像。
/bin/echo “Hello world”: 在启动的容器里执行的命令
交互式的容器

runoob@runoob:~$ docker run -i -t ubuntu:15.10 /bin/bash
root@dc0050c79503:/
通过docker的两个参数 -i -t,让docker运行的容器实现”对话”的能力
t:在新容器内指定一个伪终端或终端。
i: 允许你对容器内的标准输入 (STDIN) 进行交互。
进入容器使用cat /proc/version查看当前系统的版本信息。
查看容器是否在运行

docker ps
启动容器

docker start 容器名
重启容器

docker restart 容器名
停止容器

docker stop 容器名
移除容器

docker rm determined_swanson
检查容器

docker inspect determined_swanson
杀死正在运行的容器

runoob@runoob:~$ docker kill -s KILL mynginx
mynginx
查看docker环境信息

sudo docker info #检查docker是否正确安装
列出镜像列表

docker images
REPOSITORY TAG IMAGE ID CREATED SIZE

ubuntu 14.04 90d5884b1ee0 5 days ago 188 MB

搜索镜像

docker search httpd
拉取镜像

docker pull training/webapp
更新镜像

先使用镜像来创建一个容器。

docker run -t -i ubuntu:15.10 /bin/bash
root@e218edb10161:/# apt-get update #命令进行更新。
提交更新镜像。

runoob@runoob:~$ docker commit -m=”has update” -a=”runoob” e218edb10161 runoob/ubuntu:v2
sha256:70bf1840fd7c0d2d8ef0a42a817eb29f854c1af8f7c59fc03ac7bdee9545aff8
-m:提交的描述信息
-a:指定镜像作者
e218edb10161:容器ID
runoob/ubuntu:v2:指定要创建的目标镜像名
查看WEB应用程序日志

docker logs -f 7a38a1ad55c6
查看端口映射

docker port 7a38a1ad55c6
5000/tcp -> 0.0.0.0:5000
运行镜像生成容器

docker run -d -p 5000:5000 training/webapp python app.py
-d:让容器在后台运行。
-P :是容器内部端口随机映射到主机的端口。
-p : 是容器内部端口绑定到指定的主机端口。
设置镜像标签

runoob@runoob:~$ docker tag 860c279d2fec runoob/centos:dev
镜像ID 860c279d2fec
新的标签名(tag) runoob/centos:dev

docker exec小脚本

经常要使用docker exec -it containerID bash 进入docker内部进行一些操作,干脆把它写成shell脚本节省时间。

# 查看需要操作的容器id
$ docker ps
CONTAINER ID IMAGE
9cf7b563f689 hello.demo.kdemo:v160525.202747

# indocker.sh 内容如下
docker exec -t -i $1 /bin/bash

# 执行indocker.sh进入docker
./indocker.sh 9cf7b563f689

docker端口的映射顺序

sudo docker run -d -p 8080:80 –name static_web jamtur01/static_web nginx -g “dameon off;” # 将容器中的80端口,绑定到宿主机的8080端口

 

0.0.0.0:8080->80/tcp frosty_ptolemy # 本地主机的 8080 端口被映射到了容器的 80 端口

Docker 安装 Python

方法一、docker pull python:3.5

查找Docker Hub上的python镜像

runoob@runoob:~/python$ docker search python
NAME                           DESCRIPTION                        STARS     OFFICIAL   AUTOMATED
python                         Python is an interpreted,...       982       [OK]       
kaggle/python                  Docker image for Python...         33                   [OK]
azukiapp/python                Docker image to run Python ...     3                    [OK]
vimagick/python                mini python                                  2          [OK]
tsuru/python                   Image for the Python ...           2                    [OK]
pandada8/alpine-python         An alpine based python image                 1          [OK]
1science/python                Python Docker images based on ...  1                    [OK]
lucidfrontier45/python-uwsgi   Python with uWSGI                  1                    [OK]
orbweb/python                  Python image                       1                    [OK]
pathwar/python                 Python template for Pathwar levels 1                    [OK]
rounds/10m-python              Python, setuptools and pip.        0                    [OK]
ruimashita/python              ubuntu 14.04 python                0                    [OK]
tnanba/python                  Python on CentOS-7 image.          0                    [OK]

这里我们拉取官方的镜像,标签为3.5

runoob@runoob:~/python$ docker pull python:3.5

等待下载完成后,我们就可以在本地镜像列表里查到REPOSITORY为python,标签为3.5的镜像。

runoob@runoob:~/python$ docker images python:3.5 
REPOSITORY          TAG                 IMAGE ID            CREATED             SIZE
python              3.5              045767ddf24a        9 days ago          684.1 MB

方法二、通过 Dockerfile 构建

创建Dockerfile

首先,创建目录python,用于存放后面的相关东西。

runoob@runoob:~$ mkdir -p ~/python ~/python/myapp

myapp目录将映射为python容器配置的应用目录

进入创建的python目录,创建Dockerfile

FROM buildpack-deps:jessie

# remove several traces of debian python
RUN apt-get purge -y python.*

# http://bugs.python.org/issue19846
# > At the moment, setting "LANG=C" on a Linux system *fundamentally breaks Python 3*, and that's not OK.
ENV LANG C.UTF-8

# gpg: key F73C700D: public key "Larry Hastings <larry@hastings.org>" imported
ENV GPG_KEY 97FC712E4C024BBEA48A61ED3A5CA953F73C700D

ENV PYTHON_VERSION 3.5.1

# if this is called "PIP_VERSION", pip explodes with "ValueError: invalid truth value '<VERSION>'"
ENV PYTHON_PIP_VERSION 8.1.2

RUN set -ex \
        && curl -fSL "https://www.python.org/ftp/python/${PYTHON_VERSION%%[a-z]*}/Python-$PYTHON_VERSION.tar.xz" -o python.tar.xz \
        && curl -fSL "https://www.python.org/ftp/python/${PYTHON_VERSION%%[a-z]*}/Python-$PYTHON_VERSION.tar.xz.asc" -o python.tar.xz.asc \
        && export GNUPGHOME="$(mktemp -d)" \
        && gpg --keyserver ha.pool.sks-keyservers.net --recv-keys "$GPG_KEY" \
        && gpg --batch --verify python.tar.xz.asc python.tar.xz \
        && rm -r "$GNUPGHOME" python.tar.xz.asc \
        && mkdir -p /usr/src/python \
        && tar -xJC /usr/src/python --strip-components=1 -f python.tar.xz \
        && rm python.tar.xz \
        \
        && cd /usr/src/python \
        && ./configure --enable-shared --enable-unicode=ucs4 \
        && make -j$(nproc) \
        && make install \
        && ldconfig \
        && pip3 install --no-cache-dir --upgrade --ignore-installed pip==$PYTHON_PIP_VERSION \
        && find /usr/local -depth \
                \( \
                    \( -type d -a -name test -o -name tests \) \
                    -o \
                    \( -type f -a -name '*.pyc' -o -name '*.pyo' \) \
                \) -exec rm -rf '{}' + \
        && rm -rf /usr/src/python ~/.cache

# make some useful symlinks that are expected to exist
RUN cd /usr/local/bin \
        && ln -s easy_install-3.5 easy_install \
        && ln -s idle3 idle \
        && ln -s pydoc3 pydoc \
        && ln -s python3 python \
        && ln -s python3-config python-config

CMD ["python3"]

通过Dockerfile创建一个镜像,替换成你自己的名字

runoob@runoob:~/python$ docker build -t python:3.5 .

创建完成后,我们可以在本地的镜像列表里查找到刚刚创建的镜像

runoob@runoob:~/python$ docker images python:3.5 
REPOSITORY          TAG                 IMAGE ID            CREATED             SIZE
python              3.5              045767ddf24a        9 days ago          684.1 MB

使用python镜像

在~/python/myapp目录下创建一个 helloworld.py 文件,代码如下:

#!/usr/bin/python

print("Hello, World!");

运行容器

runoob@runoob:~/python$ docker run  -v $PWD/myapp:/usr/src/myapp  -w /usr/src/myapp python:3.5 python helloworld.py

命令说明:

-v $PWD/myapp:/usr/src/myapp :将主机中当前目录下的myapp挂载到容器的/usr/src/myapp

-w /usr/src/myapp :指定容器的/usr/src/myapp目录为工作目录

python helloworld.py :使用容器的python命令来执行工作目录中的helloworld.py文件

输出结果:

Hello, World!

Docker 安装 Tomcat

方法一、docker pull tomcat

查找Docker Hub上的tomcat镜像

runoob@runoob:~/tomcat$ docker search tomcat
NAME                       DESCRIPTION                                     STARS     OFFICIAL   AUTOMATED
tomcat                     Apache Tomcat is an open source implementa...   744       [OK]       
dordoka/tomcat             Ubuntu 14.04, Oracle JDK 8 and Tomcat 8 ba...   19                   [OK]
consol/tomcat-7.0          Tomcat 7.0.57, 8080, "admin/admin"              16                   [OK]
consol/tomcat-8.0          Tomcat 8.0.15, 8080, "admin/admin"              14                   [OK]
cloudesire/tomcat          Tomcat server, 6/7/8                            8                    [OK]
davidcaste/alpine-tomcat   Apache Tomcat 7/8 using Oracle Java 7/8 wi...   6                    [OK]
andreptb/tomcat            Debian Jessie based image with Apache Tomc...   4                    [OK]
kieker/tomcat                                                              2                    [OK]
fbrx/tomcat                Minimal Tomcat image based on Alpine Linux      2                    [OK]
jtech/tomcat               Latest Tomcat production distribution on l...   1                    [OK]

这里我们拉取官方的镜像

runoob@runoob:~/tomcat$ docker pull tomcat

等待下载完成后,我们就可以在本地镜像列表里查到REPOSITORY为tomcat的镜像。

runoob@runoob:~/tomcat$ docker images|grep tomcat
tomcat              latest              70f819d3d2d9        7 days ago          335.8 MB

方法二、通过 Dockerfile 构建

创建Dockerfile

首先,创建目录tomcat,用于存放后面的相关东西。

runoob@runoob:~$ mkdir -p ~/tomcat/webapps ~/tomcat/logs ~/tomcat/conf

webapps目录将映射为tomcat容器配置的应用程序目录

logs目录将映射为tomcat容器的日志目录

conf目录里的配置文件将映射为tomcat容器的配置文件

进入创建的tomcat目录,创建Dockerfile

FROM openjdk:8-jre

ENV CATALINA_HOME /usr/local/tomcat
ENV PATH $CATALINA_HOME/bin:$PATH
RUN mkdir -p "$CATALINA_HOME"
WORKDIR $CATALINA_HOME

# let "Tomcat Native" live somewhere isolated
ENV TOMCAT_NATIVE_LIBDIR $CATALINA_HOME/native-jni-lib
ENV LD_LIBRARY_PATH ${LD_LIBRARY_PATH:+$LD_LIBRARY_PATH:}$TOMCAT_NATIVE_LIBDIR

# runtime dependencies for Tomcat Native Libraries
# Tomcat Native 1.2+ requires a newer version of OpenSSL than debian:jessie has available
# > checking OpenSSL library version >= 1.0.2...
# > configure: error: Your version of OpenSSL is not compatible with this version of tcnative
# see http://tomcat.10.x6.nabble.com/VOTE-Release-Apache-Tomcat-8-0-32-tp5046007p5046024.html (and following discussion)
# and https://github.com/docker-library/tomcat/pull/31
ENV OPENSSL_VERSION 1.1.0f-3+deb9u2
RUN set -ex; \
    currentVersion="$(dpkg-query --show --showformat '${Version}\n' openssl)"; \
    if dpkg --compare-versions "$currentVersion" '<<' "$OPENSSL_VERSION"; then \
        if ! grep -q stretch /etc/apt/sources.list; then \
# only add stretch if we're not already building from within stretch
            { \
                echo 'deb http://deb.debian.org/debian stretch main'; \
                echo 'deb http://security.debian.org stretch/updates main'; \
                echo 'deb http://deb.debian.org/debian stretch-updates main'; \
            } > /etc/apt/sources.list.d/stretch.list; \
            { \
# add a negative "Pin-Priority" so that we never ever get packages from stretch unless we explicitly request them
                echo 'Package: *'; \
                echo 'Pin: release n=stretch*'; \
                echo 'Pin-Priority: -10'; \
                echo; \
# ... except OpenSSL, which is the reason we're here
                echo 'Package: openssl libssl*'; \
                echo "Pin: version $OPENSSL_VERSION"; \
                echo 'Pin-Priority: 990'; \
            } > /etc/apt/preferences.d/stretch-openssl; \
        fi; \
        apt-get update; \
        apt-get install -y --no-install-recommends openssl="$OPENSSL_VERSION"; \
        rm -rf /var/lib/apt/lists/*; \
    fi

RUN apt-get update && apt-get install -y --no-install-recommends \
        libapr1 \
    && rm -rf /var/lib/apt/lists/*

# see https://www.apache.org/dist/tomcat/tomcat-$TOMCAT_MAJOR/KEYS
# see also "update.sh" (https://github.com/docker-library/tomcat/blob/master/update.sh)
ENV GPG_KEYS 05AB33110949707C93A279E3D3EFE6B686867BA6 07E48665A34DCAFAE522E5E6266191C37C037D42 47309207D818FFD8DCD3F83F1931D684307A10A5 541FBE7D8F78B25E055DDEE13C370389288584E7 61B832AC2F1C5A90F0F9B00A1C506407564C17A3 713DA88BE50911535FE716F5208B0AB1D63011C7 79F7026C690BAA50B92CD8B66A3AD3F4F22C4FED 9BA44C2621385CB966EBA586F72C284D731FABEE A27677289986DB50844682F8ACB77FC2E86E29AC A9C5DF4D22E99998D9875A5110C01C5A2F6059E7 DCFD35E0BF8CA7344752DE8B6FB21E8933C60243 F3A04C595DB5B6A5F1ECA43E3B7BBB100D811BBE F7DA48BB64BCB84ECBA7EE6935CD23C10D498E23

ENV TOMCAT_MAJOR 8
ENV TOMCAT_VERSION 8.5.32
ENV TOMCAT_SHA512 fc010f4643cb9996cad3812594190564d0a30be717f659110211414faf8063c61fad1f18134154084ad3ddfbbbdb352fa6686a28fbb6402d3207d4e0a88fa9ce

ENV TOMCAT_TGZ_URLS \
# https://issues.apache.org/jira/browse/INFRA-8753?focusedCommentId=14735394#comment-14735394
    https://www.apache.org/dyn/closer.cgi?action=download&filename=tomcat/tomcat-$TOMCAT_MAJOR/v$TOMCAT_VERSION/bin/apache-tomcat-$TOMCAT_VERSION.tar.gz \
# if the version is outdated, we might have to pull from the dist/archive :/
    https://www-us.apache.org/dist/tomcat/tomcat-$TOMCAT_MAJOR/v$TOMCAT_VERSION/bin/apache-tomcat-$TOMCAT_VERSION.tar.gz \
    https://www.apache.org/dist/tomcat/tomcat-$TOMCAT_MAJOR/v$TOMCAT_VERSION/bin/apache-tomcat-$TOMCAT_VERSION.tar.gz \
    https://archive.apache.org/dist/tomcat/tomcat-$TOMCAT_MAJOR/v$TOMCAT_VERSION/bin/apache-tomcat-$TOMCAT_VERSION.tar.gz

ENV TOMCAT_ASC_URLS \
    https://www.apache.org/dyn/closer.cgi?action=download&filename=tomcat/tomcat-$TOMCAT_MAJOR/v$TOMCAT_VERSION/bin/apache-tomcat-$TOMCAT_VERSION.tar.gz.asc \
# not all the mirrors actually carry the .asc files :'(
    https://www-us.apache.org/dist/tomcat/tomcat-$TOMCAT_MAJOR/v$TOMCAT_VERSION/bin/apache-tomcat-$TOMCAT_VERSION.tar.gz.asc \
    https://www.apache.org/dist/tomcat/tomcat-$TOMCAT_MAJOR/v$TOMCAT_VERSION/bin/apache-tomcat-$TOMCAT_VERSION.tar.gz.asc \
    https://archive.apache.org/dist/tomcat/tomcat-$TOMCAT_MAJOR/v$TOMCAT_VERSION/bin/apache-tomcat-$TOMCAT_VERSION.tar.gz.asc

RUN set -eux; \
    \
    savedAptMark="$(apt-mark showmanual)"; \
    apt-get update; \
    \
    apt-get install -y --no-install-recommends gnupg dirmngr; \
    \
    export GNUPGHOME="$(mktemp -d)"; \
    for key in $GPG_KEYS; do \
        gpg --keyserver ha.pool.sks-keyservers.net --recv-keys "$key"; \
    done; \
    \
    apt-get install -y --no-install-recommends wget ca-certificates; \
    \
    success=; \
    for url in $TOMCAT_TGZ_URLS; do \
        if wget -O tomcat.tar.gz "$url"; then \
            success=1; \
            break; \
        fi; \
    done; \
    [ -n "$success" ]; \
    \
    echo "$TOMCAT_SHA512 *tomcat.tar.gz" | sha512sum -c -; \
    \
    success=; \
    for url in $TOMCAT_ASC_URLS; do \
        if wget -O tomcat.tar.gz.asc "$url"; then \
            success=1; \
            break; \
        fi; \
    done; \
    [ -n "$success" ]; \
    \
    gpg --batch --verify tomcat.tar.gz.asc tomcat.tar.gz; \
    tar -xvf tomcat.tar.gz --strip-components=1; \
    rm bin/*.bat; \
    rm tomcat.tar.gz*; \
    rm -rf "$GNUPGHOME"; \
    \
    nativeBuildDir="$(mktemp -d)"; \
    tar -xvf bin/tomcat-native.tar.gz -C "$nativeBuildDir" --strip-components=1; \
    apt-get install -y --no-install-recommends \
        dpkg-dev \
        gcc \
        libapr1-dev \
        libssl-dev \
        make \
        "openjdk-${JAVA_VERSION%%[.~bu-]*}-jdk=$JAVA_DEBIAN_VERSION" \
    ; \
    ( \
        export CATALINA_HOME="$PWD"; \
        cd "$nativeBuildDir/native"; \
        gnuArch="$(dpkg-architecture --query DEB_BUILD_GNU_TYPE)"; \
        ./configure \
            --build="$gnuArch" \
            --libdir="$TOMCAT_NATIVE_LIBDIR" \
            --prefix="$CATALINA_HOME" \
            --with-apr="$(which apr-1-config)" \
            --with-java-home="$(docker-java-home)" \
            --with-ssl=yes; \
        make -j "$(nproc)"; \
        make install; \
    ); \
    rm -rf "$nativeBuildDir"; \
    rm bin/tomcat-native.tar.gz; \
    \
# reset apt-mark's "manual" list so that "purge --auto-remove" will remove all build dependencies
    apt-mark auto '.*' > /dev/null; \
    [ -z "$savedAptMark" ] || apt-mark manual $savedAptMark; \
    apt-get purge -y --auto-remove -o APT::AutoRemove::RecommendsImportant=false; \
    rm -rf /var/lib/apt/lists/*; \
    \
# sh removes env vars it doesn't support (ones with periods)
# https://github.com/docker-library/tomcat/issues/77
    find ./bin/ -name '*.sh' -exec sed -ri 's|^#!/bin/sh$|#!/usr/bin/env bash|' '{}' +

# verify Tomcat Native is working properly
RUN set -e \
    && nativeLines="$(catalina.sh configtest 2>&1)" \
    && nativeLines="$(echo "$nativeLines" | grep 'Apache Tomcat Native')" \
    && nativeLines="$(echo "$nativeLines" | sort -u)" \
    && if ! echo "$nativeLines" | grep 'INFO: Loaded APR based Apache Tomcat Native library' >&2; then \
        echo >&2 "$nativeLines"; \
        exit 1; \
    fi

EXPOSE 8080
CMD ["catalina.sh", "run"]

通过Dockerfile创建一个镜像,替换成你自己的名字

runoob@runoob:~/tomcat$ docker build -t tomcat .

创建完成后,我们可以在本地的镜像列表里查找到刚刚创建的镜像

runoob@runoob:~/tomcat$ docker images|grep tomcat
tomcat              latest              70f819d3d2d9        7 days ago          335.8 MB

使用tomcat镜像

运行容器

runoob@runoob:~/tomcat$ docker run --name tomcat -p 8080:8080 -v $PWD/test:/usr/local/tomcat/webapps/test -d tomcat  
acb33fcb4beb8d7f1ebace6f50f5fc204b1dbe9d524881267aa715c61cf75320
runoob@runoob:~/tomcat$

命令说明:

-p 8080:8080:将容器的8080端口映射到主机的8080端口

-v $PWD/test:/usr/local/tomcat/webapps/test:将主机中当前目录下的test挂载到容器的/test

查看容器启动情况

runoob@runoob:~/tomcat$ docker ps 
CONTAINER ID    IMAGE     COMMAND               ... PORTS                    NAMES
acb33fcb4beb    tomcat    "catalina.sh run"     ... 0.0.0.0:8080->8080/tcp   tomcat

通过浏览器访问

最新官方MySQL(5.7.19)的docker镜像在创建时映射的配置文件目录有所不同

  1. 最新官方MySQL(5.7.19)的docker镜像在创建时映射的配置文件目录有所不同,在此记录并分享给大家:

    官方原文:

    The MySQL startup configuration is specified in the file /etc/mysql/my.cnf, and that file in turn includes any files found in the /etc/mysql/conf.d directory that end with .cnf. Settings in files in this directory will augment and/or override settings in /etc/mysql/my.cnf. If you want to use a customized MySQL configuration, you can create your alternative configuration file in a directory on the host machine and then mount that directory location as /etc/mysql/conf.d inside the mysql container.

    大概意思是说:

    MySQL(5.7.19)的默认配置文件是 /etc/mysql/my.cnf 文件。如果想要自定义配置,建议向 /etc/mysql/conf.d 目录中创建 .cnf 文件。新建的文件可以任意起名,只要保证后缀名是 cnf 即可。新建的文件中的配置项可以覆盖 /etc/mysql/my.cnf 中的配置项。

    具体操作:

    首先需要创建将要映射到容器中的目录以及.cnf文件,然后再创建容器

    # pwd
    /opt
    # mkdir -p docker_v/mysql/conf
    # cd docker_v/mysql/conf
    # touch my.cnf
    # docker run -p 3306:3306 --name mysql -v /opt/docker_v/mysql/conf:/etc/mysql/conf.d -e MYSQL_ROOT_PASSWORD=123456 -d imageID
    4ec4f56455ea2d6d7251a05b7f308e314051fdad2c26bf3d0f27a9b0c0a71414

    命令说明:

    • -p 3306:3306:将容器的3306端口映射到主机的3306端口
    • -v /opt/docker_v/mysql/conf:/etc/mysql/conf.d:将主机/opt/docker_v/mysql/conf目录挂载到容器的/etc/mysql/conf.d
    • -e MYSQL_ROOT_PASSWORD=123456:初始化root用户的密码
    • -d: 后台运行容器,并返回容器ID
    • imageID: mysql镜像ID

    查看容器运行情况

    # docker ps
    CONTAINER ID IMAGE          COMMAND          ... PORTS                    NAMES
    4ec4f56455ea c73c7527c03a  "docker-entrypoint.sh" ... 0.0.0.0:3306->3306/tcp   mysql
    Brian

       Brian

      153***2799@qq.com

    1年前 (2017-09-08)

  2.    liaozesong

      lia***song@yeah.net

       参考地址

    docker 安装 mysql 8 版本

    # docker 中下载 mysql
    docker pull mysql
    
    #启动
    docker run --name mysql -p 3306:3306 -e MYSQL_ROOT_PASSWORD=Lzslov123! -d mysql
    
    #进入容器
    docker exec -it mysql bash
    
    #登录mysql
    mysql -u root -p
    ALTER USER 'root'@'localhost' IDENTIFIED BY 'Lzslov123!';
    
    #添加远程登录用户
    CREATE USER 'liaozesong'@'%' IDENTIFIED WITH mysql_native_password BY 'Lzslov123!';
    GRANT ALL PRIVILEGES ON *.* TO 'liaozesong'@'%';