[英]Setup a Docker container with only the docker-compose up command
我有一个评估,我必须使用CakePHP创建一个Docker容器。 我已经有了一个带有CakePHP的Docker容器,我为我的容器运行以下命令:
docker-compose build
docker-compose run cakephp composer install --no-interaction
docker-compose run cakephp bin/cake migrations migrate
docker-compose run cakephp bin/cake migrations seed
docker-compose up
目标是将进程减少到仅运行单个命令docker-compose以便能够开始测试容器。 我对Docker和CakePHP都很陌生,所以我不知道该怎么做。
任何帮助是极大的赞赏!
Dockerfile
#start with our base image (the foundation) - version 7.1.29
FROM php:7.1.29-apache
#install all the system dependencies and enable PHP modules
RUN apt-get update && apt-get install -y \
gcc \
make \
autoconf \
libc-dev \
pkg-config \
libicu-dev \
libpq-dev \
libmcrypt-dev \
mysql-client \
git \
zip \
unzip \
&& rm -r /var/lib/apt/lists/* \
&& docker-php-ext-configure pdo_mysql --with-pdo-mysql=mysqlnd \
&& docker-php-ext-install \
intl \
mbstring \
mcrypt \
pcntl \
pdo_mysql \
pdo_pgsql \
pgsql \
opcache
RUN set -eux; apt-get update; apt-get install -y libzip-dev zlib1g-dev; docker-php-ext-install zip
#install composer
RUN curl -sS https://getcomposer.org/installer | php -- --install-dir=/usr/bin/ --filename=composer
ENV COMPOSER_ALLOW_SUPERUSER=1
#set our application folder as an environment variable
ENV APP_HOME /var/www/html
#change uid and gid of apache to docker user uid/gid
RUN usermod -u 1000 www-data && groupmod -g 1000 www-data
#change the web_root to laravel /var/www/html/public folder
RUN sed -i -e "s/html/html\/webroot/g" /etc/apache2/sites-enabled/000-default.conf
# enable apache module rewrite
RUN a2enmod rewrite && \
echo "ServerName localhost" >> /etc/apache2/apache2.conf
#copy source files and run composer
COPY . $APP_HOME
# install all PHP dependencies
RUN composer install --no-interaction
#change ownership of our applications
RUN chown -R www-data:www-data $APP_HOME
泊坞窗,compose.yml
version: '2'
services:
cakephp:
build: .
depends_on:
- mysql
links:
- "mysql"
ports:
- "4000:80"
volumes:
- .:/var/www/html/
environment:
- SECURITY_SALT= *some salt here*
- MYSQL_URL=mysql
- MYSQL_USERNAME=root
- MYSQL_PASSWORD=root
mysql:
image: mysql:5.6
volumes:
- mysql-data:/var/lib/mysql
environment:
- MYSQL_DATABASE=cakephp
- MYSQL_ROOT_PASSWORD=root
volumes:
mysql-data:
在处理Docker和Docker Compose时,我通常使用Makefile来减少命令。
所以,在你的情况下,你可以这样写:
Makefile文件
SUDO := $(shell groups | grep -q docker || echo sudo)
.PHONY: start
start:
$(SUDO) docker-compose build \
&& $(SUDO) docker-compose run cakephp composer install --no-interaction \
&& $(SUDO) docker-compose run cakephp bin/cake migrations migrate \
&& $(SUDO) docker-compose run cakephp bin/cake migrations seed \
&& $(SUDO) docker-compose up
您只需将此文件放在项目文件夹中并运行make start
。
( $(SUDO)
部分确保即使对于不在docker
组中的用户也可以轻松运行。)
要真正运行docker-compose up
(可能带有--build
标志),你必须编写一个你将COPY
到Docker镜像中的小脚本(你已经用COPY . $APP_HOME
做了COPY . $APP_HOME
- 前提是你放了这个您的Docker构建上下文指向的脚本),然后将其用作ENTRYPOINT
。
这样的事情对你有用。
entrypoint.sh:
#!/bin/sh
set -e
cakephp composer install --no-interaction
cakephp bin/cake migrations migrate
cakephp bin/cake migrations seed
exec "$@"
在你的Dockerfile中,你必须放入ENTRYPOINT ["/bin/sh", "entrypoint.sh"]
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