Container cloud notes

1-docker The container of

# Clean up the image
docker rmi

# Check the system disk size
docker system df

# Mirror construction
docker build ./ Package into a new image
The main process includes
Development – Cloud primary combination
To write dockerfile–
Create a custom image dockers build–
Run multiple docker when docker-compose //yaml grammar
– start-up docker application docker run // The startup parameters are specified
-p Host port ： Container port
– test – Deploy or continue development

Development
1-asp,.net Program
2-java application
3-go Language application push message
4-python
5-nodejs

#dockerfile
FROM Pull the mirror image // base image , Multiple from Represents a multistage build
RUN Commands to be installed in the new image //sh
COPY Copy the file directory to the container's file system //cp Copy
ADD Local file replication and remote file replication //cp Enhanced Edition , Remote Replication scp
WORKDIR /app Go to a directory //cd
CMD Run the default command // Execute configuration command
entrypoint Execute instructions after the configuration container starts , Don't be docker run Provided parameter coverage // Execute after the container is started
env environment variable , has key value The form // environment variable
expose Used to specify the port // You need to open the specified port

#docker-compose Deploy composite command
yaml File defines multiple container images
YAML Is a concise non markup language ,yaml Data centric .
Detect the syntax of validation ：http://nodeca.github.io/js-yaml/

Cloud native
1- technology ： Microservices – Agile infrastructure Containers -cicd Release