用nacos_api实现服务注册和下线

采用api注册服务和下线服务

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public class Nacos {

    private String nacosAddress;

    public static final String gameServerName = "game-server";

    /**
     * @param nacosAddress nacos服务ip端口  127.0.0.1:8848
     */
    public Nacos(String nacosAddress) {
        this.nacosAddress = nacosAddress;
    }

    /**
     * 注册到nacos
     *
     * @param ip        服务地址127.0.0.1
     * @param port      服务端口 8080
     */
    public void registerInstance(String ip, int port) {
        registerInstance(null, ip, port);
    }

    /**
     * 注册到nacos
     *
     * @param groupName 组
     * @param ip        服务地址127.0.0.1
     * @param port      服务端口 8080
     */
    public void registerInstance(String groupName, String ip, int port) {
        try {
            //获取nacos服务
            NamingService namingService = NamingFactory.createNamingService(nacosAddress);
            //将服务注册到注册中心
            if (StringUtils.isBlank(groupName)) {
                namingService.registerInstance(gameServerName, ip, port);
            } else {
                namingService.registerInstance(gameServerName, groupName, ip, port);
            }
        } catch (NacosException e) {
            LogUtil.error("注册实例失败", e);
        }
    }

    /**
     * 下线服务
     * @param ip
     * @param port
     */
    public void deregisterInstance(String ip, int port) {
        registerInstance(null, ip, port);
    }

    /**
     * 下线服务
     * @param groupName
     * @param ip
     * @param port
     */
    public void deregisterInstance(String groupName, String ip, int port) {
        try {
            //获取nacos服务
            NamingService namingService = NamingFactory.createNamingService(nacosAddress);
            //将服务注册到注册中心
            if (StringUtils.isBlank(groupName)) {
                namingService.deregisterInstance(gameServerName, ip, port);
            } else {
                namingService.deregisterInstance(gameServerName, groupName, ip, port);
            }
        } catch (NacosException e) {
            LogUtil.error("下线实例失败", e);
        }
    }

    public Instance selectOneHealthyInstance(String serviceName) {
        return selectOneHealthyInstance(serviceName, null);
    }

    public Instance selectOneHealthyInstance(String serviceName, String groupName) {
        try {
            //获取nacos服务
            NamingService namingService = NamingFactory.createNamingService(nacosAddress);
            //将服务注册到注册中心
            Instance instance;
            if (StringUtils.isBlank(groupName)) {
                instance = namingService.selectOneHealthyInstance(serviceName);
            } else {
                instance = namingService.selectOneHealthyInstance(serviceName, groupName);
            }
            return instance;
        } catch (NacosException e) {
            LogUtil.error("获取服务实例失败", e);
        }
        return null;
    }
}
#nacos
用nacos_api实现服务注册和下线
http://ysocket.pages.dev/2020/12/11/use_nacos_api/
作者
YSocket
发布于
2020年12月11日
许可协议