nacos1.x升级到2.x注意点:
https://www.yuque.com/genwoshuohuaqingtoubi/yak0r3/ed1qa2#krfNE
搭建nacos2.X集群步骤及遇到的问题
https://blog.youkuaiyun.com/liangyao_/article/details/122934328
nacos-client与nacos-server版本保持一致
2.x需要多开放9848,9849和7848三个偏移端口供grpc调用
keepalive+nginx配置
https://www.jianshu.com/p/f7ef05d0e1f6
2.x版本发布之后,先前1.x需要平滑升级,需要关闭1.x的双写
Nacos2.0版本因为考虑1.x版本的升级用户。所以2.0版本启动时必须先以1.X模式启动。当集群中所有nacos client节点都达到可升级至2.0的状态时,才自动升级成2.0模式。 所以在成功升级2.0模式之前,用grpc注册的服务,在1.X模式下看不到。官方文档截图如下
curl -X PUT 'localhost:8848/nacos/v1/ns/operator/switches?entry=doubleWriteEnabled&value=false'
一.单机
docker pull nacos
docker run --name nacos-quick -e MODE=standalone -p 8849:8848 -d nacos/nacos-server:2.0.3
注册中心和配置中心配置文件
1.依赖:
父pom.xml
<properties>
<java.version>1.8</java.version>
<mybatis-plus.version>3.4.3.1</mybatis-plus.version>
<druid.version>1.1.12</druid.version>
<mysql.version>8.0.21</mysql.version>
<springCloudAlibaba.version>2.1.0.RELEASE</springCloudAlibaba.version>
<springCloud.version>Greenwich.SR2</springCloud.version>
</properties>
<dependencyManagement>
<dependencies>
<!--mysql-->
<dependency>
<groupId>mysql</groupId>
<artifactId>mysql-connector-java</artifactId>
<version>${mysql.version}</version>
</dependency>
<dependency>
<groupId>com.alibaba</groupId>
<artifactId>druid</artifactId>
<version>${druid.version}</version>
</dependency>
<!--mybatis-plus-->
<dependency>
<groupId>com.baomidou</groupId>
<artifactId>mybatis-plus-boot-starter</artifactId>
<version>${mybatis-plus.version}</version>
</dependency>
<!--springcloudalibaba-->
<dependency>
<groupId>com.alibaba.cloud</groupId>
<artifactId>spring-cloud-alibaba-dependencies</artifactId>
<version>${springCloudAlibaba.version}</version>
<type>pom</type>
<scope>import</scope>
</dependency>
<!--springcloud-->
<dependency>
<groupId>org.springframework.cloud</groupId>
<artifactId>spring-cloud-dependencies</artifactId>
<version>${springCloud.version}</version>
<type>pom</type>
<scope>import</scope>
</dependency>
</dependencies>
</dependencyManagement>
子pom.xml
<!--dubbo-->
<dependency>
<groupId>com.alibaba.cloud</groupId>
<artifactId>spring-cloud-starter-dubbo</artifactId>
</dependency>
<!--nacos-->
<dependency>
<groupId>com.alibaba.cloud</groupId>
<artifactId>spring-cloud-starter-alibaba-nacos-discovery</artifactId>
<exclusions>
<exclusion>
<groupId>com.alibaba.nacos</groupId>
<artifactId>nacos-client</artifactId>
</exclusion>
</exclusions>
</dependency>
<!--nacos config client-->
<dependency>
<groupId>com.alibaba.cloud</groupId>
<artifactId>spring-cloud-starter-alibaba-nacos-config</artifactId>
<exclusions>
<exclusion>
<groupId>com.alibaba.nacos</groupId>
<artifactId>nacos-client</artifactId>
</exclusion>
</exclusions>
</dependency>
<dependency>
<groupId>com.alibaba.nacos</groupId>
<artifactId>nacos-client</artifactId>
<version>2.0.3</version>
</dependency>
子项目启动类注解
@EnableDiscoveryClient
如果需要配置实时刷新,则在需要的类上加 @RefreshScope
2.配置文件
provider配置
bootstrap.yml
spring:
application:
name: nacos-provider
main:
allow-bean-definition-overriding: true
cloud:
nacos:
config:
server-addr: 192.168.10.186:8848
discovery:
enabled: true
register-enabled: true
namespace: 7cbc2c39-22f1-4e03-8261-3b81ef7c8259
server-addr: 192.168.10.186:8848
application.yml
management:
endpoints:
web:
exposure:
include: "*"
dubbo:
scan:
base-packages: cn.jsdttec.nacosprovider.impl
protocols:
dubbo:
name: dubbo
port: -1
registry:
address: spring-cloud://nacos服务ip:port
application:
qos:
enable: false
consumer
bootstrap.yml
spring:
main:
allow-bean-definition-overriding: true
# default disable all
cloud:
nacos:
discovery:
enabled: true
register-enabled: true
server-addr: 192.168.10.186:8848
config:
server-addr: 192.168.10.186:8848
namespace: 95b6688a-a095-4796-ad42-6c68d444aa7a
group: DEFAULT_GROUP
#配置中心单个配置文件
# name: consumer-dev
# file-extension: yaml
#多个配置文件配置方法一:需要加上后缀名称,当多个配置文件有相同配置,则[n]中n值越大,优先级越高
# ext-config[0]:
# data-id: consumer-dev.yaml
#通过配置更改配置时,控制此数据id是否支持动态刷新配置spring.cloud.nacos.config.ext-config[n].refresh。默认不支持。
# refresh: true
# ext-config[1]:
# data-id: consumer-prod.yaml
# refresh: true
#多个配置文件配置方法二:spring.cloud.nacos.config.refreshable-dataids用于控制更新配置时动态刷新哪些data-id
shared-dataids: consumer-dev.yaml,consumer-prod.yaml
refreshable-dataids: consumer-dev.yaml,consumer-prod.yaml
application.yml
management:
endpoints:
web:
exposure:
include: "*"
spring:
application:
name: nacos-consumer
dubbo:
registry:
address: spring-cloud://nacos服务ip:port
check: false
cloud:
subscribed-services: nacos-provider
application:
qos:
enable: false
二.集群搭建
通过nginx来配置成一个ip:port,然后加入到配置文件中
docker pull 最新版nacos启动的集群配置,具体看dockerhub官网的配置
[
](https://blog.youkuaiyun.com/weixin_43993065/article/details/105607999)
docker-compose编排搭建
https://blog.youkuaiyun.com/weixin_43993065/article/details/105607999
在单服务器上通过hostname部署集群
version: "3"
services:
nacos1:
hostname: nacos1
container_name: nacos1
image: nacos/nacos-server:2.0.3
environment:
- MODE=cluster # 集群模式
- NACOS_SERVERS=nacos1:8848 nacos2:8848 nacos3:8848
- PREFER_HOST_MODE=hostname
- SPRING_DATASOURCE_PLATFORM=mysql
- MYSQL_SERVICE_HOST=xxx.xxx.xx.xx# mysql数据库对应的ip
- MYSQL_SERVICE_PORT=3306 # mysql数据库对应的端口
- MYSQL_SERVICE_DB_NAME=nacos_config
- MYSQL_SERVICE_USER=root
- MYSQL_SERVICE_PASSWORD=123456
- MYSQL_DATABASE_NUM=1 # 数据源为1个
- JVM_XMS=128m
- JVM_XMX=128m
- JVM_XMN=128m
volumes:
- ./cluster-logs/nacos1:/home/nacos/logs
- ./init.d/custom.properties:/home/nacos/init.d/custom.properties
ports:
- "8848:8848"
- "9555:9555" #开启远程debug
- "9849:9849" #集群grpc通讯端口
- "9848:9848" #2.0之后开启grpc端口
- "7848:7848" #raft选举端口
restart: on-failure
nacos2:
hostname: nacos2
image: nacos/nacos-server:2.0.3
container_name: nacos2
environment:
- MODE=cluster # 集群模式
- NACOS_SERVERS=nacos1:8848 nacos2:8848 nacos3:8848
- PREFER_HOST_MODE=hostname
- SPRING_DATASOURCE_PLATFORM=mysql
- MYSQL_SERVICE_HOST=xxx.xxx.xx.xx # mysql数据库对应的ip
- MYSQL_SERVICE_PORT=3306 # mysql数据库对应的端口
- MYSQL_SERVICE_DB_NAME=nacos_config
- MYSQL_SERVICE_USER=root
- MYSQL_SERVICE_PASSWORD=123456
- MYSQL_DATABASE_NUM=1 # 数据源为1个
- JVM_XMS=128m
- JVM_XMX=128m
- JVM_XMN=128m
volumes:
- ./cluster-logs/nacos2:/home/nacos/logs
- ./init.d/custom.properties:/home/nacos/init.d/custom.properties
ports:
- "8848:8848"
- "9849:9849"
- "9848:9848" #2.0之后开启grpc端口
- "7848:7848"
restart: on-failure
nacos3:
hostname: nacos3
image: nacos/nacos-server:2.0.3
container_name: nacos3
environment:
- MODE=cluster # 集群模式
- NACOS_SERVERS=nacos1:8848 nacos2:8848 nacos3:8848 # IP1,IP2是对应的服务器外网,PORT1,PORT2是对应的nacos服务端口
- PREFER_HOST_MODE=hostname
- SPRING_DATASOURCE_PLATFORM=mysql
- MYSQL_SERVICE_HOST=xxx.xxx.xx.xx # mysql数据库对应的ip
- MYSQL_SERVICE_PORT=3306 # mysql数据库对应的端口
- MYSQL_SERVICE_DB_NAME=nacos_config
- MYSQL_SERVICE_USER=root
- MYSQL_SERVICE_PASSWORD=123456
- MYSQL_DATABASE_NUM=1 # 数据源为1个
- JVM_XMS=128m
- JVM_XMX=128m
sa - JVM_XMN=128m
volumes:
- ./cluster-logs/nacos3:/home/nacos/logs
- ./init.d/custom.properties:/home/nacos/init.d/custom.properties
ports:
- "8848:8848"
- "9849:9849"
- "9848:9848" #2.0之后开启grpc端口
- "7848:7848"
restart: on-failure
docker-compose -f cluster-hostname.yaml up -d
注:-f为指定文件,可以docker-compose -f xxx.yml -f aaa.yml …
多台服务器通过ip部署集群
version: "3"
services:
nacos:
container_name: nacos1
image: nacos/nacos-server:2.0.3
networks:
- nacos_net
environment:
- MODE=cluster # 集群模式
- NACOS_SERVERS=IP1:8848 IP2:8848 IP3:8848 # IP1,IP2是对应的服务器外网,PORT1,PORT2是对应的nacos服务端口
- NACOS_SERVER_IP=当前服务器IP # 服务器外网
- SPRING_DATASOURCE_PLATFORM=mysql
- MYSQL_SERVICE_HOST=xxx.xxx.xx.xx# mysql数据库对应的ip
- MYSQL_SERVICE_PORT=3306 # mysql数据库对应的端口
- MYSQL_SERVICE_DB_NAME=nacos_config
- MYSQL_SERVICE_USER=root
- MYSQL_SERVICE_PASSWORD=123456
- MYSQL_DATABASE_NUM=1 # 数据源为1个
- JVM_XMS=256m
- JVM_XMX=256m
- JVM_XMN=256m
volumes:
- ./cluster-logs/nacos:/home/nacos/logs
- ./init.d/custom.properties:/home/nacos/init.d/custom.properties
ports:
- "8848:8848"
- "9555:9555"
- "9849:9849"
- "9848:9848" #2.0之后开启grpc端口
- "7848:7848"
restart: on-failure
networks:
nacos_net:
driver: bridge
注:每换一个服务器就把 NACOS_SERVER_IP 改一下就好了
mysql
/******************************************/
/* 数据库全名 = nacos_config */
/* 表名称 = config_info */
/******************************************/
CREATE TABLE `config_info` (
`id` bigint(20) NOT NULL AUTO_INCREMENT COMMENT 'id',
`data_id` varchar(255) NOT NULL COMMENT 'data_id',
`group_id` varchar(255) DEFAULT NULL,
`content` longtext NOT NULL COMMENT 'content',
`md5` varchar(32) DEFAULT NULL COMMENT 'md5',
`gmt_create` datetime NOT NULL DEFAULT '2010-05-05 00:00:00' COMMENT '创建时间',
`gmt_modified` datetime NOT NULL DEFAULT '2010-05-05 00:00:00' COMMENT '修改时间',
`src_user` text COMMENT 'source user',
`src_ip` varchar(20) DEFAULT NULL COMMENT 'source ip',
`app_name` varchar(128) DEFAULT NULL,
`tenant_id` varchar(128) DEFAULT '' COMMENT '租户字段',
`c_desc` varchar(256) DEFAULT NULL,
`c_use` varchar(64) DEFAULT NULL,
`effect` varchar(64) DEFAULT NULL,
`type` varchar(64) DEFAULT NULL,
`c_schema` text,
PRIMARY KEY (`id`),
UNIQUE KEY `uk_configinfo_datagrouptenant` (`data_id`,`group_id`,`tenant_id`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8 COLLATE=utf8_bin COMMENT='config_info';
/******************************************/
/* 数据库全名 = nacos_config */
/* 表名称 = config_info_aggr */
/******************************************/
CREATE TABLE `config_info_aggr` (
`id` bigint(20) NOT NULL AUTO_INCREMENT COMMENT 'id',
`data_id` varchar(255) NOT NULL COMMENT 'data_id',
`group_id` varchar(255) NOT NULL COMMENT 'group_id',
`datum_id` varchar(255) NOT NULL COMMENT 'datum_id',
`content` longtext NOT NULL COMMENT '内容',
`gmt_modified` datetime NOT NULL COMMENT '修改时间',
`app_name` varchar(128) DEFAULT NULL,
`tenant_id` varchar(128) DEFAULT '' COMMENT '租户字段',
PRIMARY KEY (`id`),
UNIQUE KEY `uk_configinfoaggr_datagrouptenantdatum` (`data_id`,`group_id`,`tenant_id`,`datum_id`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8 COLLATE=utf8_bin COMMENT='增加租户字段';
/******************************************/
/* 数据库全名 = nacos_config */
/* 表名称 = config_info_beta */
/******************************************/
CREATE TABLE `config_info_beta` (
`id` bigint(20) NOT NULL AUTO_INCREMENT COMMENT 'id',
`data_id` varchar(255) NOT NULL COMMENT 'data_id',
`group_id` varchar(128) NOT NULL COMMENT 'group_id',
`app_name` varchar(128) DEFAULT NULL COMMENT 'app_name',
`content` longtext NOT NULL COMMENT 'content',
`beta_ips` varchar(1024) DEFAULT NULL COMMENT 'betaIps',
`md5` varchar(32) DEFAULT NULL COMMENT 'md5',
`gmt_create` datetime NOT NULL DEFAULT '2010-05-05 00:00:00' COMMENT '创建时间',
`gmt_modified` datetime NOT NULL DEFAULT '2010-05-05 00:00:00' COMMENT '修改时间',
`src_user` text COMMENT 'source user',
`src_ip` varchar(20) DEFAULT NULL COMMENT 'source ip',
`tenant_id` varchar(128) DEFAULT '' COMMENT '租户字段',
PRIMARY KEY (`id`),
UNIQUE KEY `uk_configinfobeta_datagrouptenant` (`data_id`,`group_id`,`tenant_id`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8 COLLATE=utf8_bin COMMENT='config_info_beta';
/******************************************/
/* 数据库全名 = nacos_config */
/* 表名称 = config_info_tag */
/******************************************/
CREATE TABLE `config_info_tag` (
`id` bigint(20) NOT NULL AUTO_INCREMENT COMMENT 'id',
`data_id` varchar(255) NOT NULL COMMENT 'data_id',
`group_id` varchar(128) NOT NULL COMMENT 'group_id',
`tenant_id` varchar(128) DEFAULT '' COMMENT 'tenant_id',
`tag_id` varchar(128) NOT NULL COMMENT 'tag_id',
`app_name` varchar(128) DEFAULT NULL COMMENT 'app_name',
`content` longtext NOT NULL COMMENT 'content',
`md5` varchar(32) DEFAULT NULL COMMENT 'md5',
`gmt_create` datetime NOT NULL DEFAULT '2010-05-05 00:00:00' COMMENT '创建时间',
`gmt_modified` datetime NOT NULL DEFAULT '2010-05-05 00:00:00' COMMENT '修改时间',
`src_user` text COMMENT 'source user',
`src_ip` varchar(20) DEFAULT NULL COMMENT 'source ip',
PRIMARY KEY (`id`),
UNIQUE KEY `uk_configinfotag_datagrouptenanttag` (`data_id`,`group_id`,`tenant_id`,`tag_id`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8 COLLATE=utf8_bin COMMENT='config_info_tag';
/******************************************/
/* 数据库全名 = nacos_config */
/* 表名称 = config_tags_relation */
/******************************************/
CREATE TABLE `config_tags_relation` (
`id` bigint(20) NOT NULL COMMENT 'id',
`tag_name` varchar(128) NOT NULL COMMENT 'tag_name',
`tag_type` varchar(64) DEFAULT NULL COMMENT 'tag_type',
`data_id` varchar(255) NOT NULL COMMENT 'data_id',
`group_id` varchar(128) NOT NULL COMMENT 'group_id',
`tenant_id` varchar(128) DEFAULT '' COMMENT 'tenant_id',
`nid` bigint(20) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`nid`),
UNIQUE KEY `uk_configtagrelation_configidtag` (`id`,`tag_name`,`tag_type`),
KEY `idx_tenant_id` (`tenant_id`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8 COLLATE=utf8_bin COMMENT='config_tag_relation';
/******************************************/
/* 数据库全名 = nacos_config */
/* 表名称 = group_capacity */
/******************************************/
CREATE TABLE `group_capacity` (
`id` bigint(20) unsigned NOT NULL AUTO_INCREMENT COMMENT '主键ID',
`group_id` varchar(128) NOT NULL DEFAULT '' COMMENT 'Group ID,空字符表示整个集群',
`quota` int(10) unsigned NOT NULL DEFAULT '0' COMMENT '配额,0表示使用默认值',
`usage` int(10) unsigned NOT NULL DEFAULT '0' COMMENT '使用量',
`max_size` int(10) unsigned NOT NULL DEFAULT '0' COMMENT '单个配置大小上限,单位为字节,0表示使用默认值',
`max_aggr_count` int(10) unsigned NOT NULL DEFAULT '0' COMMENT '聚合子配置最大个数,,0表示使用默认值',
`max_aggr_size` int(10) unsigned NOT NULL DEFAULT '0' COMMENT '单个聚合数据的子配置大小上限,单位为字节,0表示使用默认值',
`max_history_count` int(10) unsigned NOT NULL DEFAULT '0' COMMENT '最大变更历史数量',
`gmt_create` datetime NOT NULL DEFAULT '2010-05-05 00:00:00' COMMENT '创建时间',
`gmt_modified` datetime NOT NULL DEFAULT '2010-05-05 00:00:00' COMMENT '修改时间',
PRIMARY KEY (`id`),
UNIQUE KEY `uk_group_id` (`group_id`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8 COLLATE=utf8_bin COMMENT='集群、各Group容量信息表';
/******************************************/
/* 数据库全名 = nacos_config */
/* 表名称 = his_config_info */
/******************************************/
CREATE TABLE `his_config_info` (
`id` bigint(64) unsigned NOT NULL,
`nid` bigint(20) unsigned NOT NULL AUTO_INCREMENT,
`data_id` varchar(255) NOT NULL,
`group_id` varchar(128) NOT NULL,
`app_name` varchar(128) DEFAULT NULL COMMENT 'app_name',
`content` longtext NOT NULL,
`md5` varchar(32) DEFAULT NULL,
`gmt_create` datetime NOT NULL DEFAULT '2010-05-05 00:00:00',
`gmt_modified` datetime NOT NULL DEFAULT '2010-05-05 00:00:00',
`src_user` text,
`src_ip` varchar(20) DEFAULT NULL,
`op_type` char(10) DEFAULT NULL,
`tenant_id` varchar(128) DEFAULT '' COMMENT '租户字段',
PRIMARY KEY (`nid`),
KEY `idx_gmt_create` (`gmt_create`),
KEY `idx_gmt_modified` (`gmt_modified`),
KEY `idx_did` (`data_id`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8 COLLATE=utf8_bin COMMENT='多租户改造';
/******************************************/
/* 数据库全名 = nacos_config */
/* 表名称 = tenant_capacity */
/******************************************/
CREATE TABLE `tenant_capacity` (
`id` bigint(20) unsigned NOT NULL AUTO_INCREMENT COMMENT '主键ID',
`tenant_id` varchar(128) NOT NULL DEFAULT '' COMMENT 'Tenant ID',
`quota` int(10) unsigned NOT NULL DEFAULT '0' COMMENT '配额,0表示使用默认值',
`usage` int(10) unsigned NOT NULL DEFAULT '0' COMMENT '使用量',
`max_size` int(10) unsigned NOT NULL DEFAULT '0' COMMENT '单个配置大小上限,单位为字节,0表示使用默认值',
`max_aggr_count` int(10) unsigned NOT NULL DEFAULT '0' COMMENT '聚合子配置最大个数',
`max_aggr_size` int(10) unsigned NOT NULL DEFAULT '0' COMMENT '单个聚合数据的子配置大小上限,单位为字节,0表示使用默认值',
`max_history_count` int(10) unsigned NOT NULL DEFAULT '0' COMMENT '最大变更历史数量',
`gmt_create` datetime NOT NULL DEFAULT '2010-05-05 00:00:00' COMMENT '创建时间',
`gmt_modified` datetime NOT NULL DEFAULT '2010-05-05 00:00:00' COMMENT '修改时间',
PRIMARY KEY (`id`),
UNIQUE KEY `uk_tenant_id` (`tenant_id`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8 COLLATE=utf8_bin COMMENT='租户容量信息表';
CREATE TABLE `tenant_info` (
`id` bigint(20) NOT NULL AUTO_INCREMENT COMMENT 'id',
`kp` varchar(128) NOT NULL COMMENT 'kp',
`tenant_id` varchar(128) default '' COMMENT 'tenant_id',
`tenant_name` varchar(128) default '' COMMENT 'tenant_name',
`tenant_desc` varchar(256) DEFAULT NULL COMMENT 'tenant_desc',
`create_source` varchar(32) DEFAULT NULL COMMENT 'create_source',
`gmt_create` bigint(20) NOT NULL COMMENT '创建时间',
`gmt_modified` bigint(20) NOT NULL COMMENT '修改时间',
PRIMARY KEY (`id`),
UNIQUE KEY `uk_tenant_info_kptenantid` (`kp`,`tenant_id`),
KEY `idx_tenant_id` (`tenant_id`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8 COLLATE=utf8_bin COMMENT='tenant_info';
CREATE TABLE users (
username varchar(50) NOT NULL PRIMARY KEY,
password varchar(500) NOT NULL,
enabled boolean NOT NULL
);
CREATE TABLE roles (
username varchar(50) NOT NULL,
role varchar(50) NOT NULL
);
CREATE TABLE `permissions` (
`role` varchar(50) NOT NULL,
`resource` varchar(255) NOT NULL,
`action` varchar(8) NOT NULL,
UNIQUE INDEX `uk_role_permission` (`role`,`resource`,`action`) USING BTREE
);
INSERT INTO users (username, password, enabled) VALUES ('nacos', '$2a$10$EuWPZHzz32dJN7jexM34MOeYirDdFAZm2kuWj7VEOJhhZkDrxfvUu', TRUE);
INSERT INTO roles (username, role) VALUES ('nacos', 'ROLE_ADMIN');