基于 Docker 搭建开发环境（一）：数据库+监控

CREATE USER IF NOT EXISTS 'nacos'@'%' IDENTIFIED BY '123456';
GRANT ALL ON nacos.* TO 'nacos'@'%';

# https://raw.githubusercontent.com/alibaba/nacos/develop/distribution/conf/mysql-schema.sql
# 在文件头加一句 SQL:  use nacos;
ADD ./docker/config/nacos/mysql-schema.sql /docker-entrypoint-initdb.d/nacos-mysql.sql

PREFER_HOST_MODE=hostname
MODE=standalone
SPRING_DATASOURCE_PLATFORM=mysql
MYSQL_SERVICE_HOST=mysql
MYSQL_SERVICE_DB_NAME=nacos
MYSQL_SERVICE_PORT=3306
MYSQL_SERVICE_USER=nacos
MYSQL_SERVICE_PASSWORD=123456
MYSQL_SERVICE_DB_PARAM=characterEncoding=utf8&connectTimeout=1000&socketTimeout=3000&autoReconnect=true&useUnicode=true&useSSL=false&serverTimezone=Asia/Shanghai&allowPublicKeyRetrieval=true
NACOS_AUTH_IDENTITY_KEY=2222
NACOS_AUTH_IDENTITY_VALUE=2xxx
NACOS_AUTH_TOKEN=SecretKey012345678901234567890123456789012345678901234567890123456789

# my global config
global:
  scrape_interval: 5s # Set the scrape interval to every 5 seconds. Default is every 1 minute.
  evaluation_interval: 5s # Evaluate rules every 5 seconds. The default is every 1 minute.
  # scrape_timeout is set to the global default (10s).

# Alertmanager configuration
alerting:
  alertmanagers:
    - static_configs:
        - targets:
          # - alertmanager:9093

# Load rules once and periodically evaluate them according to the global 'evaluation_interval'.
rule_files:
# - "first_rules.yml"
# - "second_rules.yml"

# A scrape configuration containing exactly one endpoint to scrape:
# Here it's Prometheus itself.
scrape_configs:
  # The job name is added as a label `job=<job_name>` to any timeseries scraped from this config.
  - job_name: 'prometheus'

    # metrics_path defaults to '/metrics'
    # scheme defaults to 'http'.

    static_configs:
      - targets: [ 'localhost:9090' ]

  - job_name: 'nacos' (1)
    metrics_path: '/nacos/actuator/prometheus'
    static_configs:
      - targets: [ 'nacos:8848' ]

# @author D瓜哥 · https://www.diguage.com

# spring
server.servlet.contextPath=${SERVER_SERVLET_CONTEXTPATH:/nacos}
server.contextPath=/nacos
server.port=${NACOS_APPLICATION_PORT:8848}
server.tomcat.accesslog.max-days=30
server.tomcat.accesslog.pattern=%h %l %u %t "%r" %s %b %D %{User-Agent}i %{Request-Source}i
server.tomcat.accesslog.enabled=${TOMCAT_ACCESSLOG_ENABLED:false}
server.error.include-message=ALWAYS
# default current work dir
server.tomcat.basedir=file:.
#*************** Config Module Related Configurations ***************#
### Deprecated configuration property, it is recommended to use `spring.sql.init.platform` replaced.
#spring.datasource.platform=${SPRING_DATASOURCE_PLATFORM:}
spring.sql.init.platform=${SPRING_DATASOURCE_PLATFORM:}
nacos.cmdb.dumpTaskInterval=3600
nacos.cmdb.eventTaskInterval=10
nacos.cmdb.labelTaskInterval=300
nacos.cmdb.loadDataAtStart=false
db.num=${MYSQL_DATABASE_NUM:1}
db.url.0=jdbc:mysql://${MYSQL_SERVICE_HOST}:${MYSQL_SERVICE_PORT:3306}/${MYSQL_SERVICE_DB_NAME}?${MYSQL_SERVICE_DB_PARAM:characterEncoding=utf8&connectTimeout=1000&socketTimeout=3000&autoReconnect=true&useSSL=false}
db.user.0=${MYSQL_SERVICE_USER}
db.password.0=${MYSQL_SERVICE_PASSWORD}
## DB connection pool settings
db.pool.config.connectionTimeout=${DB_POOL_CONNECTION_TIMEOUT:30000}
db.pool.config.validationTimeout=10000
db.pool.config.maximumPoolSize=20
db.pool.config.minimumIdle=2
### The auth system to use, currently only 'nacos' and 'ldap' is supported:
nacos.core.auth.system.type=${NACOS_AUTH_SYSTEM_TYPE:nacos}
### worked when nacos.core.auth.system.type=nacos
### The token expiration in seconds:
nacos.core.auth.plugin.nacos.token.expire.seconds=${NACOS_AUTH_TOKEN_EXPIRE_SECONDS:18000}
### The default token:
nacos.core.auth.plugin.nacos.token.secret.key=${NACOS_AUTH_TOKEN:}
### Turn on/off caching of auth information. By turning on this switch, the update of auth information would have a 15 seconds delay.
nacos.core.auth.caching.enabled=${NACOS_AUTH_CACHE_ENABLE:false}
nacos.core.auth.enable.userAgentAuthWhite=${NACOS_AUTH_USER_AGENT_AUTH_WHITE_ENABLE:false}
nacos.core.auth.server.identity.key=${NACOS_AUTH_IDENTITY_KEY:}
nacos.core.auth.server.identity.value=${NACOS_AUTH_IDENTITY_VALUE:}
## spring security config
### turn off security
nacos.security.ignore.urls=${NACOS_SECURITY_IGNORE_URLS:/,/error,/**/*.css,/**/*.js,/**/*.html,/**/*.map,/**/*.svg,/**/*.png,/**/*.ico,/console-fe/public/**,/v1/auth/**,/v1/console/health/**,/actuator/**,/v1/console/server/**}
# metrics for elastic search
management.endpoints.web.exposure.include=*  (1)
management.metrics.export.elastic.enabled=false
management.metrics.export.influx.enabled=false
nacos.naming.distro.taskDispatchThreadCount=10
nacos.naming.distro.taskDispatchPeriod=200
nacos.naming.distro.batchSyncKeyCount=1000
nacos.naming.distro.initDataRatio=0.9
nacos.naming.distro.syncRetryDelay=5000
nacos.naming.data.warmup=true
nacos.console.ui.enabled=true
nacos.core.param.check.enabled=true

<!-- spring-boot-actuator依赖 -->
<dependency>
    <groupId>org.springframework.boot</groupId>
    <artifactId>spring-boot-starter-actuator</artifactId>
</dependency>
<!-- prometheus依赖 -->
<dependency>
    <groupId>io.micrometer</groupId>
    <artifactId>micrometer-registry-prometheus</artifactId>
</dependency>

# application.properties 添加以下配置用于暴露指标
spring.application.name=diguage-order

management.server.port=8081
management.endpoints.web.exposure.include=*
management.metrics.tags.application=${spring.application.name}

- job_name: 'diguage-order'
  metrics_path: '/actuator/prometheus'
  static_configs:
    - targets: [ 'diguage-order:8848' ] (1)