Common commands for docker compose configuration files

Common commands for docker compose configuration files

Precautions for yaml file format and writing

• Yaml is an intuitive data serialization format with high readability. Similar to the XML Data Description Language, The syntax is much simpler than XML.
• The yaml data structure is represented by indentation. Consecutive items are represented by minus signs. Key-value pairs are separated by colons, arrays are enclosed by brackets, and hash is enclosed by curly brackets..

Considerations for yaml file format:

• 1. Tab key indentation is not supported, and space indentation is required.
• 2. Generally, two spaces are indented at the beginning.
• 3. One space is indented after the character,

# Build the image context path

Build

# Specify the dockefile name

Dockerfile

# From Image

Image

# Build parameters. The parameter specified in dockerfile

ARGs

# Override default commands

Command

# Customize the container name. If the custom name is used, the service cannot be scaled out of 1 container.

Container_name

# Specify the configurations related to deployment and operation. Version 3

Deploy

# Dependencies between services to control the service startup sequence. Normally, the service is started in order.

Depends_on

# Custom DNS server, which can be a single value or list

DNS

# Override entrypoin

Entrypoint

# Add an environment variable from a file, which can be a single value or a list

Env_file

# Add environment variables, which can be arrays or dictionaries. Boolean values are enclosed in quotation marks.

Environment

# Declare the Container Service port

Expose

# Connect to another container

Links

# Connecting containers other than compose

External_links

# Add a host name ing, which is the same as-addhost.

Extra_hosts

# Record the Service Log. Same as-logdriver

Logging

# Network mode, same as-Net

Network_mode

# The network to be added.

Networks

# Specify the static IP address of the container for the service when you join the network

Aliases

Ipv4_address, ipv6_address

# Set the PID mode to the host PID mode to share the PID address space with the host. PID: "host"

PID

# Expose the port, which is the same as-P. But the port is no less than 60

Port

# Set Kernel Parameters in the container, which can be arrays or dictionaries.

Sysctl

# Overwrite the container's default ulimits

Ulimits

# Mount a directory or an existing data volume container to the container

Volume

# No, always | onfailure | unless-stopped

Restart

# Host Name

Hostname

# Working directory

Working_di

 

More commands:Https://docs.docker.com/compose/compose-file/compose-file-v2/

 

Common commands for docker compose configuration files