當專案漸趕，當遷移也不再那麼難 (ship your projects with docker ecosystem)

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PHPConf Taiwan 2015

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2015-11-01-a p45 VALUME -> VOLUME @date

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machine

compose

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鯨⿂搬運的貨櫃

在你還在打包的時候

貨櫃早就部署好了

你有想過這個嗎？

沒有

因為你只會想到你⾃⼰。

Foundation

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Host OS

Hypervisor

Guest OS

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Foundation

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Linux Kernel

Linux Distribution FS

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Foundation

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Linux Kernel

Linux Distribution FS

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Base Image FS

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Foundation

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Linux Kernel

Your Environments

Container

Linux Distribution FS Base Image FS

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Foundation

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Linux Kernel

Linux Distribution FS

Your Environments

Base Image FS

Images

Container

Process Process

Image

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Linux Kernel

Base Image

Image Layer A

Image Layer B

Image

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Linux Kernel

Base Image

Image Layer A

Image Layer B

Image Layer

Image Layer C

Image Layer

Image Layer

Image

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Linux Kernel

Ubuntu

PHP 5.5

Apache

PHP 7

Nginx Apache Nginx

Image

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Linux Kernel

Ubuntu

PHP 5.5

Apache

PHP 7

Nginx Apache Nginx

CentOS

Container

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Images

Container

Container

Container

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Images

Process Executing

Running

Container

Container

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Images

Exited (Stop)

Container

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Images

Changed FS

Process Executing

Host FS

Running

Container

Container

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Images

Changed FS

Host FS

Exited (Stop)

Container A

Container Links

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ContainerB

ContainerC

App

Container Links

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SQL DB Redis

Links Contributes

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Container Volumes

3f8566045a0994e.....

Host /var/www/html

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Container A(3f8566045a....)

Volume

Container Volumes

Host /var/www/html

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Volume

/var/www/html

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Container BVolume From

3f8566045a0994e.....

Container A(3f8566045a....)

Container Volumes

Host

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3f8566045a0994e.....

Container Volumes

Custom Directory

Host /var/www/html

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Container AVolume

Volume Contributes

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FROM php:7-apache MAINTAINER<Ruoshi Ling <foo@bar.tw> RUN apt-get update ADD ./script.php /app/ ENTRYPOINT php CMD ["app/script.php"]

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Skills (1)

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RUN apt-get update \ && apt-get install -y \ wget \ curl \ php5 \ && echo "Installed basic packages"

Skills (2)

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ENV APP_VERSION=1.2.3 \ DB_USER="foo" \ DB_PASSWORD="bar" \ DB_DATABASE="app" \ DB_HOST="127.0.0.1" \ ENV=production

Skills (3)

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ENV SETUP_DIR="/var/cache/app" COPY assets/setup/ ${SETUP_DIR}/ RUN bash ${SETUP_DIR}/install.sh

Skills (4)

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COPY entrypoint.sh /sbin/entrypoint.sh RUN chmod 755 /sbin/entrypoint.sh ENTRYPOINT ["/sbin/entrypoint.sh"] CMD ["app:start"]

Skills (5)

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#!/bin/bash ln -sf /data/db /var/lib/mysql ln -sf /data/uploads /app/uploads

...... VOLUME ["/data"] ENTRYPOINT ["/sbin/entrypoint.sh"]

Contributes

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compose

swarm

machine

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docker machine

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$ docker-machine create \--driver virtualbox default

Creating VirtualBox VM...Creating SSH key...Starting VirtualBox VM...Starting VM...

To see how to connect Docker to this machine, run: docker-machine env default

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$ docker-machine env default

export DOCKER_TLS_VERIFY="1"export DOCKER_HOST="tcp://192.168.99.100:2376"export DOCKER_CERT_PATH="/Users/fntsr/.docker/machine/machines/default"export DOCKER_MACHINE_NAME="default"

# Run this command to configure your shell:# eval "$(docker-machine env default)"

$ eval "$(docker-machine env default)"

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$ docker versionClient: Version: 1.8.2 ....

Server: Version: 1.8.2 API version: 1.20 Go version: go1.4.2 Git commit: 0a8c2e3 Built: Thu Sep 10 19:10:10 UTC 2015 OS/Arch: linux/amd64

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$ docker-machine create --driver ....

GenericCreate machines using

an existing VM/Host with SSH.

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docker compose

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自從會用 Docker Compose 後，我就不再下指令了呢。

認同請分享

身體健康、萬事如意、南無阿彌陀佛 有緣認識你真好

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# Comment<service_name>: attribute: <value> attribute: - item1 - item2

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# docker-compose.ymlweb: image: php:7-fpm ports: - "5566:80" volumes: - .:/app

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# create container(s)$ docker-compose up -d

# start container(s)$ docker-compose start

# stop container(s)$ docker-compose stop

# remove container(s)$ docker-compose rm

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# docker-compose.ymlweb: build: ./ links: - mysql ports: - "9527:80"mysql: image: mysql:5.7 environment: - MYSQL_ROOT_PASSWORD=password - MYSQL_DATABASE=wordpress

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# development.ymlweb: extends: file: docker-compose.yml service: web environment: - ENV=development - DB=sqlite3

Skills (1)

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# docker-compose.ymlweb: .... environment: - DB_USER=elephant - DB_PASSWORD=ilovePHPfOEvEr - DB_DATABASE=elephant

Skills (2)

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# docker-compose.ymlweb: volumes: - ./app:/appdb: volumes: - ./db:/var/lib/mysql

Skills (3)

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# docker-compose.ymlweb: extends: file: common.yml service: web environment: - ENV=testing - DB=mysqlidb: ......

Skills (4)

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# docker-compose.ymlweb: .... restart: always

`docker run`

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web: image: wordpress links: - db environment: - WORDPRESS_DB_PASSWORD=password ports: - "9527:80"db: image: mysql:5.7 environment: - MYSQL_ROOT_PASSWORD=password - MYSQL_DATABASE=wordpress

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php5: extends: file: app.yml service: web image: php:5-fpm ports: - "11024:80" php7: extends: file: app.yml service: web image: php:7-fpm ports: - "11025:80"

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