Docker无法链接到未运行的容器
我需要使用docker-compose创建Rails和Mysql容器。当我尝试使用创建容器之间的链接时docker-compose up
,我得到
无法启动容器9b271c58cf6aecaf017dadaf5b无法链接到未运行的容器:/ puma_db_1 AS / puma_web_1 / db
档案
FROM ubuntu:14.04RUN apt-get -y update
RUN apt-get -y install git curl zlib1g-dev build-essential libssl-dev libreadline-dev libyaml-dev libsqlite3-dev sqlite3 libxml2-dev libxslt1-dev libcurl4-openssl-dev python-software-properties libffi-dev
RUN apt-get -y install libmysqlclient-dev
RUN git clone https://github.com/sstephenson/rbenv.git /root/.rbenv
RUN git clone https://github.com/sstephenson/ruby-build.git /root/.rbenv/plugins/ruby-build
RUN echo 'eval "$(rbenv init -)"' >> $HOME/.profile
RUN echo 'eval "$(rbenv init -)"' >> $HOME/.bashrc
RUN rbenv install 2.1.5
RUN rbenv global 2.1.5
RUN gem install rails -v 4.0.11
ADD app.tar.gz /home/
WORKDIR /home/app
RUN bundle install
EXPOSE 3000
CMD ["rails", "server", "-b", "0.0.0.0"]
db: image: mysql:latest
environment:
MYSQL_DATABASE: app_development
MYSQL_USER: mysql
DATABASE_PASSWORD: onetwo
ROOT_PASSWORD: onetwo
web:
build: .
command: bundle exec rails s -p 3000 -b '0.0.0.0'
ports:
- "4000:3000"
links:
- db
回答:
db
容器很可能无法启动。
仅启动db
服务以确保其正常运行。您可以使用以下命令执行此操作:
docker-compose up db
如果在执行此命令后,MySQL服务未运行,则表明问题的根源。
以上是 Docker无法链接到未运行的容器 的全部内容, 来源链接: utcz.com/qa/408158.html