【Soul源码阅读】16.启动多台admin,多个网关,形成一个集群

目录

1.启动多台 soul-admin

2.启动多台 soul-bootstrap

3.启动多台业务系统

4.验证同步

4.1 负载均衡

4.2 数据同步


1.启动多台 soul-admin

修改配置文件,把可以开启允许并行执行的复选框。

application.yml

server:
  port: 9095

server:
  port: 9096

启动后状态:

2.启动多台 soul-bootstrap

跟上面的一样,修改配置文件,打开并行执行的开关。

application-local.yml

server:
  port: 9195

server:
  port: 9196

使用默认的同步数据策略 websocket,需要配置多个 soul-admin 的地址:

sync:
    websocket :
         urls: ws://localhost:9095/websocket,ws://localhost:9096/websocket

启动后状态:

3.启动多台业务系统

我们使用 examples 中自带的 soul-examples-http,启动两个节点。

修改配置文件 application.yml

server:
  port: 8188
  address: 0.0.0.0
soul:
  http:
    adminUrl: http://localhost:9095
    port: 8188
    contextPath: /http
    appName: http
    full: false

server:
  port: 8189
  address: 0.0.0.0
soul:
  http:
    adminUrl: http://localhost:9095
    port: 8189
    contextPath: /http
    appName: http
    full: false

这里的 adminUrl 配置一个 soul-admin 即可,连接上一个之后,只要能把数据同步过去,其他的节点也都可以通过数据库拿到同步后的数据。

启动后状态:

4.验证同步

4.1 负载均衡

【插件列表】【divide】【选择器列表】【修改】

2个 soul-bootstrap 节点,配置都一致,默认权重 weight 为50,我们调用几次接口,验证负载均衡。

连续调用6次 http://localhost:9195/http/order/findById?id=95 GET 请求,可以在 soul-bootstrap:9195 console 打印如下日志:

可以看到 "The request urlPath is" 轮流调用 8188 和 8189 两个业务服务节点,因为 weight 都是50,调用比例为 1:1,结果就跟轮询调用一样。

2021-01-31 03:48:06.507  INFO 15860 --- [-work-threads-3] o.d.soul.plugin.base.AbstractSoulPlugin  : divide selector success match , selector name :/http
2021-01-31 03:48:06.509  INFO 15860 --- [-work-threads-3] o.d.soul.plugin.base.AbstractSoulPlugin  : divide rule success match , rule name :/http/order/findById
2021-01-31 03:48:06.510  INFO 15860 --- [-work-threads-3] o.d.s.plugin.httpclient.WebClientPlugin  : The request urlPath is http://10.0.0.2:8189/order/findById?id=95, retryTimes is 0
2021-01-31 03:48:06.594 ERROR 15860 --- [-work-threads-4] o.d.s.plugin.base.utils.FallbackUtils    : can not match selector data: divide
2021-01-31 03:48:07.440  INFO 15860 --- [-work-threads-6] o.d.soul.plugin.base.AbstractSoulPlugin  : divide selector success match , selector name :/http
2021-01-31 03:48:07.440  INFO 15860 --- [-work-threads-6] o.d.soul.plugin.base.AbstractSoulPlugin  : divide rule success match , rule name :/http/order/findById
2021-01-31 03:48:07.440  INFO 15860 --- [-work-threads-6] o.d.s.plugin.httpclient.WebClientPlugin  : The request urlPath is http://10.0.0.2:8188/order/findById?id=95, retryTimes is 0
2021-01-31 03:48:07.493 ERROR 15860 --- [-work-threads-7] o.d.s.plugin.base.utils.FallbackUtils    : can not match selector data: divide
2021-01-31 03:48:07.759  INFO 15860 --- [-work-threads-9] o.d.soul.plugin.base.AbstractSoulPlugin  : divide selector success match , selector name :/http
2021-01-31 03:48:07.760  INFO 15860 --- [-work-threads-9] o.d.soul.plugin.base.AbstractSoulPlugin  : divide rule success match , rule name :/http/order/findById
2021-01-31 03:48:07.760  INFO 15860 --- [-work-threads-9] o.d.s.plugin.httpclient.WebClientPlugin  : The request urlPath is http://10.0.0.2:8189/order/findById?id=95, retryTimes is 0
2021-01-31 03:48:07.779 ERROR 15860 --- [work-threads-10] o.d.s.plugin.base.utils.FallbackUtils    : can not match selector data: divide
2021-01-31 03:48:08.044  INFO 15860 --- [work-threads-12] o.d.soul.plugin.base.AbstractSoulPlugin  : divide selector success match , selector name :/http
2021-01-31 03:48:08.044  INFO 15860 --- [work-threads-12] o.d.soul.plugin.base.AbstractSoulPlugin  : divide rule success match , rule name :/http/order/findById
2021-01-31 03:48:08.045  INFO 15860 --- [work-threads-12] o.d.s.plugin.httpclient.WebClientPlugin  : The request urlPath is http://10.0.0.2:8188/order/findById?id=95, retryTimes is 0
2021-01-31 03:48:08.072 ERROR 15860 --- [work-threads-13] o.d.s.plugin.base.utils.FallbackUtils    : can not match selector data: divide
2021-01-31 03:48:08.388  INFO 15860 --- [work-threads-15] o.d.soul.plugin.base.AbstractSoulPlugin  : divide selector success match , selector name :/http
2021-01-31 03:48:08.388  INFO 15860 --- [work-threads-15] o.d.soul.plugin.base.AbstractSoulPlugin  : divide rule success match , rule name :/http/order/findById
2021-01-31 03:48:08.389  INFO 15860 --- [work-threads-15] o.d.s.plugin.httpclient.WebClientPlugin  : The request urlPath is http://10.0.0.2:8189/order/findById?id=95, retryTimes is 0
2021-01-31 03:48:08.410 ERROR 15860 --- [work-threads-16] o.d.s.plugin.base.utils.FallbackUtils    : can not match selector data: divide
2021-01-31 03:48:08.744  INFO 15860 --- [work-threads-18] o.d.soul.plugin.base.AbstractSoulPlugin  : divide selector success match , selector name :/http
2021-01-31 03:48:08.744  INFO 15860 --- [work-threads-18] o.d.soul.plugin.base.AbstractSoulPlugin  : divide rule success match , rule name :/http/order/findById
2021-01-31 03:48:08.744  INFO 15860 --- [work-threads-18] o.d.s.plugin.httpclient.WebClientPlugin  : The request urlPath is http://10.0.0.2:8188/order/findById?id=95, retryTimes is 0
2021-01-31 03:48:08.763 ERROR 15860 --- [work-threads-19] o.d.s.plugin.base.utils.FallbackUtils    : can not match selector data: divide

我们再连续调用6次 http://localhost:9196/http/order/findById?id=95 GET 请求,可以在 soul-bootstrap:9196 console 打印如下日志:

同样可以看到 "The request urlPath is" 轮流调用 8188 和 8189 两个业务服务节点。

2021-01-31 03:51:50.681  INFO 17340 --- [work-threads-25] o.d.soul.plugin.base.AbstractSoulPlugin  : divide selector success match , selector name :/http
2021-01-31 03:51:50.686  INFO 17340 --- [work-threads-25] o.d.soul.plugin.base.AbstractSoulPlugin  : divide rule success match , rule name :/http/order/findById
2021-01-31 03:51:50.688  INFO 17340 --- [work-threads-25] o.d.s.plugin.httpclient.WebClientPlugin  : The request urlPath is http://10.0.0.2:8188/order/findById?id=95, retryTimes is 0
2021-01-31 03:51:50.726 ERROR 17340 --- [-work-threads-1] o.d.s.plugin.base.utils.FallbackUtils    : can not match selector data: divide
2021-01-31 03:51:51.352  INFO 17340 --- [-work-threads-3] o.d.soul.plugin.base.AbstractSoulPlugin  : divide selector success match , selector name :/http
2021-01-31 03:51:51.352  INFO 17340 --- [-work-threads-3] o.d.soul.plugin.base.AbstractSoulPlugin  : divide rule success match , rule name :/http/order/findById
2021-01-31 03:51:51.352  INFO 17340 --- [-work-threads-3] o.d.s.plugin.httpclient.WebClientPlugin  : The request urlPath is http://10.0.0.2:8189/order/findById?id=95, retryTimes is 0
2021-01-31 03:51:51.375 ERROR 17340 --- [-work-threads-4] o.d.s.plugin.base.utils.FallbackUtils    : can not match selector data: divide
2021-01-31 03:51:51.595  INFO 17340 --- [-work-threads-6] o.d.soul.plugin.base.AbstractSoulPlugin  : divide selector success match , selector name :/http
2021-01-31 03:51:51.595  INFO 17340 --- [-work-threads-6] o.d.soul.plugin.base.AbstractSoulPlugin  : divide rule success match , rule name :/http/order/findById
2021-01-31 03:51:51.595  INFO 17340 --- [-work-threads-6] o.d.s.plugin.httpclient.WebClientPlugin  : The request urlPath is http://10.0.0.2:8188/order/findById?id=95, retryTimes is 0
2021-01-31 03:51:51.625 ERROR 17340 --- [-work-threads-7] o.d.s.plugin.base.utils.FallbackUtils    : can not match selector data: divide
2021-01-31 03:51:51.800  INFO 17340 --- [-work-threads-9] o.d.soul.plugin.base.AbstractSoulPlugin  : divide selector success match , selector name :/http
2021-01-31 03:51:51.800  INFO 17340 --- [-work-threads-9] o.d.soul.plugin.base.AbstractSoulPlugin  : divide rule success match , rule name :/http/order/findById
2021-01-31 03:51:51.800  INFO 17340 --- [-work-threads-9] o.d.s.plugin.httpclient.WebClientPlugin  : The request urlPath is http://10.0.0.2:8189/order/findById?id=95, retryTimes is 0
2021-01-31 03:51:51.819 ERROR 17340 --- [work-threads-10] o.d.s.plugin.base.utils.FallbackUtils    : can not match selector data: divide
2021-01-31 03:51:51.996  INFO 17340 --- [work-threads-12] o.d.soul.plugin.base.AbstractSoulPlugin  : divide selector success match , selector name :/http
2021-01-31 03:51:51.997  INFO 17340 --- [work-threads-12] o.d.soul.plugin.base.AbstractSoulPlugin  : divide rule success match , rule name :/http/order/findById
2021-01-31 03:51:51.997  INFO 17340 --- [work-threads-12] o.d.s.plugin.httpclient.WebClientPlugin  : The request urlPath is http://10.0.0.2:8188/order/findById?id=95, retryTimes is 0
2021-01-31 03:51:52.017 ERROR 17340 --- [work-threads-13] o.d.s.plugin.base.utils.FallbackUtils    : can not match selector data: divide
2021-01-31 03:51:52.210  INFO 17340 --- [work-threads-15] o.d.soul.plugin.base.AbstractSoulPlugin  : divide selector success match , selector name :/http
2021-01-31 03:51:52.210  INFO 17340 --- [work-threads-15] o.d.soul.plugin.base.AbstractSoulPlugin  : divide rule success match , rule name :/http/order/findById
2021-01-31 03:51:52.211  INFO 17340 --- [work-threads-15] o.d.s.plugin.httpclient.WebClientPlugin  : The request urlPath is http://10.0.0.2:8189/order/findById?id=95, retryTimes is 0
2021-01-31 03:51:52.232 ERROR 17340 --- [work-threads-16] o.d.s.plugin.base.utils.FallbackUtils    : can not match selector data: divide

4.2 数据同步

在 9095 修改权重,然后调用接口,查看是否按照修改后的权重发送请求:

8188 weight 30,8189 weight 60。

从日志中可以看到,调用1次8188,就会调用2次8189,符合预期比例 30:60=1:2。

2021-01-31 04:14:58.252  INFO 15860 --- [work-threads-24] o.d.soul.plugin.base.AbstractSoulPlugin  : divide selector success match , selector name :/http
2021-01-31 04:14:58.252  INFO 15860 --- [work-threads-24] o.d.soul.plugin.base.AbstractSoulPlugin  : divide rule success match , rule name :/http/order/findById
2021-01-31 04:14:58.252  INFO 15860 --- [work-threads-24] o.d.s.plugin.httpclient.WebClientPlugin  : The request urlPath is http://10.0.0.2:8188/order/findById?id=95, retryTimes is 0
2021-01-31 04:14:58.276 ERROR 15860 --- [work-threads-25] o.d.s.plugin.base.utils.FallbackUtils    : can not match selector data: divide
2021-01-31 04:14:58.543  INFO 15860 --- [-work-threads-1] o.d.soul.plugin.base.AbstractSoulPlugin  : divide selector success match , selector name :/http
2021-01-31 04:14:58.544  INFO 15860 --- [-work-threads-1] o.d.soul.plugin.base.AbstractSoulPlugin  : divide rule success match , rule name :/http/order/findById
2021-01-31 04:14:58.544  INFO 15860 --- [-work-threads-1] o.d.s.plugin.httpclient.WebClientPlugin  : The request urlPath is http://10.0.0.2:8189/order/findById?id=95, retryTimes is 0
2021-01-31 04:14:58.574 ERROR 15860 --- [-work-threads-3] o.d.s.plugin.base.utils.FallbackUtils    : can not match selector data: divide
2021-01-31 04:14:59.127  INFO 15860 --- [-work-threads-4] o.d.soul.plugin.base.AbstractSoulPlugin  : divide selector success match , selector name :/http
2021-01-31 04:14:59.127  INFO 15860 --- [-work-threads-4] o.d.soul.plugin.base.AbstractSoulPlugin  : divide rule success match , rule name :/http/order/findById
2021-01-31 04:14:59.127  INFO 15860 --- [-work-threads-4] o.d.s.plugin.httpclient.WebClientPlugin  : The request urlPath is http://10.0.0.2:8189/order/findById?id=95, retryTimes is 0
2021-01-31 04:14:59.155 ERROR 15860 --- [-work-threads-6] o.d.s.plugin.base.utils.FallbackUtils    : can not match selector data: divide
2021-01-31 04:14:59.359  INFO 15860 --- [-work-threads-7] o.d.soul.plugin.base.AbstractSoulPlugin  : divide selector success match , selector name :/http
2021-01-31 04:14:59.360  INFO 15860 --- [-work-threads-7] o.d.soul.plugin.base.AbstractSoulPlugin  : divide rule success match , rule name :/http/order/findById
2021-01-31 04:14:59.360  INFO 15860 --- [-work-threads-7] o.d.s.plugin.httpclient.WebClientPlugin  : The request urlPath is http://10.0.0.2:8188/order/findById?id=95, retryTimes is 0
2021-01-31 04:14:59.394 ERROR 15860 --- [-work-threads-9] o.d.s.plugin.base.utils.FallbackUtils    : can not match selector data: divide
2021-01-31 04:14:59.559  INFO 15860 --- [work-threads-10] o.d.soul.plugin.base.AbstractSoulPlugin  : divide selector success match , selector name :/http
2021-01-31 04:14:59.559  INFO 15860 --- [work-threads-10] o.d.soul.plugin.base.AbstractSoulPlugin  : divide rule success match , rule name :/http/order/findById
2021-01-31 04:14:59.559  INFO 15860 --- [work-threads-10] o.d.s.plugin.httpclient.WebClientPlugin  : The request urlPath is http://10.0.0.2:8189/order/findById?id=95, retryTimes is 0
2021-01-31 04:14:59.587 ERROR 15860 --- [work-threads-12] o.d.s.plugin.base.utils.FallbackUtils    : can not match selector data: divide
2021-01-31 04:15:14.866  INFO 15860 --- [work-threads-13] o.d.soul.plugin.base.AbstractSoulPlugin  : divide selector success match , selector name :/http
2021-01-31 04:15:14.866  INFO 15860 --- [work-threads-13] o.d.soul.plugin.base.AbstractSoulPlugin  : divide rule success match , rule name :/http/order/findById
2021-01-31 04:15:14.866  INFO 15860 --- [work-threads-13] o.d.s.plugin.httpclient.WebClientPlugin  : The request urlPath is http://10.0.0.2:8189/order/findById?id=95, retryTimes is 0

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