nacos-docker/README.md

Nacos Docker

This project contains a Docker image meant to facilitate the deployment of Nacos.

Project directory

• build：Nacos makes the source code of the docker image
• env: Environment variable file for compose yaml
• example: Docker compose example for Nacos server

Quick Start

Run the following command：

• Clone project

  git clone --depth 1 https://github.com/nacos-group/nacos-docker.git
  cd nacos-docker
  

• Standalone Derby

  docker-compose -f example/standalone-derby.yaml up
  

• Standalone Mysql

  docker-compose -f example/standalone-mysql.yaml up
  

• Cluster

  docker-compose -f example/cluster-hostname.yaml up 
  

• Service registration

  curl -X PUT 'http://127.0.0.1:8848/nacos/v1/ns/instance?serviceName=nacos.naming.serviceName&ip=20.18.7.10&port=8080'
  

• Service discovery

  curl -X GET 'http://127.0.0.1:8848/nacos/v1/ns/instances?serviceName=nacos.naming.serviceName'
  

• Publish config

  curl -X POST "http://127.0.0.1:8848/nacos/v1/cs/configs?dataId=nacos.cfg.dataId&group=test&content=helloWorld"
  

• Get config

    curl -X GET "http://127.0.0.1:8848/nacos/v1/cs/configs?dataId=nacos.cfg.dataId&group=test"
  

• Open the Nacos console in your browser

  link：http://127.0.0.1:8848/nacos/

Common property configuration

name	description	option
MODE	cluster/standalone	cluster/standalone default cluster
NACOS_SERVERS	nacos cluster address	eg. ip1:port1 ip2:port2 ip3:port3
PREFER_HOST_MODE	Whether hostname are supported	hostname/ip default ip
NACOS_SERVER_PORT	nacos server port	default 8848
NACOS_SERVER_IP	custom nacos server ip when network was mutil-network
SPRING_DATASOURCE_PLATFORM	standalone support mysql	mysql / empty default empty
MYSQL_MASTER_SERVICE_HOST	mysql master host
MYSQL_MASTER_SERVICE_PORT	mysql master database port	default : 3306
MYSQL_MASTER_SERVICE_DB_NAME	mysql master database name
MYSQL_MASTER_SERVICE_USER	username of master database
MYSQL_MASTER_SERVICE_PASSWORD	password of master database
MYSQL_SLAVE_SERVICE_HOST	mysql slave host
MYSQL_SLAVE_SERVICE_PORT	mysql slave database port	default :3306
MYSQL_DATABASE_NUM	It indicates the number of database	default :2
JVM_XMS	-Xms	default :2g
JVM_XMX	-Xmx	default :2g
JVM_XMN	-Xmn	default :1g
JVM_MS	-XX:MetaspaceSize	default :128m
JVM_MMS	-XX:MaxMetaspaceSize	default :320m
NACOS_DEBUG	enable remote debug	y/n default :n
TOMCAT_ACCESSLOG_ENABLED	server.tomcat.accesslog.enabled	default :false

Nacos + Grafana + Prometheus

Usage reference：Nacos monitor-guide

Note: When Grafana creates a new data source, the data source address must be http://prometheus:9090