Zuul 为多个 zuul 路由实现多个 ZuulFallbackProvider
Zuul Implementing Multiple ZuulFallbackProvider for multiple zuul routes
如何为多个 zuul 路由实现多个 zuulFallbackProvider。
除了公开 restcontroller 并使用 hystrixcommand 实现方法之外,我看不到如何仅使用属性来做到这一点的答案。
我可以用自己的 zuulFallBackProvider bean 制作我的每个服务吗?
application.yml
server:
port: 8080
hystrix:
command:
default:
execution:
isolation:
thread:
timeoutInMilliseconds: 20000
ribbon:
ReadTimeout: 20000
ConnectTimeout: 20000
zuul:
prefix: /api
ignoredServices: '*'
host:
connect-timeout-millis: 20000
socket-timeout-millis: 20000
routes:
kicks-service:
path: /kicks/**
serviceId: kicks-service
stripPrefix: false
sensitiveHeaders:
kicks-inventory:
path: /inventory/**
serviceId: kicks-inventory
stripPrefix: false
sensitiveHeaders:
这是我的示例应用程序
@SpringBootApplication
@EnableDiscoveryClient
@EnableZuulProxy
public class GatewayApplication {
public static void main(String[] args) {
SpringApplication.run(GatewayApplication.class, args);
}
@Bean
public Prefilter prefilter(){
return new Prefilter();
}
@Bean
public ZuulFallbackProvider zuulFallbackProvider() {
return new ZuulFallbackProvider() {
@Override
public String getRoute() {
return "kicks-inventory";
}
@Override
public ClientHttpResponse fallbackResponse() {
return new ClientHttpResponse() {
@Override
public HttpStatus getStatusCode() throws IOException {
return HttpStatus.OK;
}
@Override
public int getRawStatusCode() throws IOException {
return 200;
}
@Override
public String getStatusText() throws IOException {
return "OK";
}
@Override
public void close() {
}
@Override
public InputStream getBody() throws IOException {
return new ByteArrayInputStream("fallback".getBytes());
}
@Override
public HttpHeaders getHeaders() {
HttpHeaders headers = new HttpHeaders();
headers.setContentType(MediaType.APPLICATION_JSON);
return headers;
}
};
}
};
}
}
每个路由都需要一个单独的 bean。他们应该 return getRoute 方法的不同路线。
请检查此 - http://tachniki.blogspot.in/2017/02/generic-ZuulFallbackProvider.html。希望它会让它稍微容易一些。
您可以为所有路由设置一个默认回退提供程序,否则每个路由都需要一个回退提供程序。
If you would like to provide a default fallback for all routes than
you can create a bean of type FallbackProvider
and have the
getRoute method return * or null.
如何为多个 zuul 路由实现多个 zuulFallbackProvider。 除了公开 restcontroller 并使用 hystrixcommand 实现方法之外,我看不到如何仅使用属性来做到这一点的答案。
我可以用自己的 zuulFallBackProvider bean 制作我的每个服务吗?
application.yml
server:
port: 8080
hystrix:
command:
default:
execution:
isolation:
thread:
timeoutInMilliseconds: 20000
ribbon:
ReadTimeout: 20000
ConnectTimeout: 20000
zuul:
prefix: /api
ignoredServices: '*'
host:
connect-timeout-millis: 20000
socket-timeout-millis: 20000
routes:
kicks-service:
path: /kicks/**
serviceId: kicks-service
stripPrefix: false
sensitiveHeaders:
kicks-inventory:
path: /inventory/**
serviceId: kicks-inventory
stripPrefix: false
sensitiveHeaders:
这是我的示例应用程序
@SpringBootApplication
@EnableDiscoveryClient
@EnableZuulProxy
public class GatewayApplication {
public static void main(String[] args) {
SpringApplication.run(GatewayApplication.class, args);
}
@Bean
public Prefilter prefilter(){
return new Prefilter();
}
@Bean
public ZuulFallbackProvider zuulFallbackProvider() {
return new ZuulFallbackProvider() {
@Override
public String getRoute() {
return "kicks-inventory";
}
@Override
public ClientHttpResponse fallbackResponse() {
return new ClientHttpResponse() {
@Override
public HttpStatus getStatusCode() throws IOException {
return HttpStatus.OK;
}
@Override
public int getRawStatusCode() throws IOException {
return 200;
}
@Override
public String getStatusText() throws IOException {
return "OK";
}
@Override
public void close() {
}
@Override
public InputStream getBody() throws IOException {
return new ByteArrayInputStream("fallback".getBytes());
}
@Override
public HttpHeaders getHeaders() {
HttpHeaders headers = new HttpHeaders();
headers.setContentType(MediaType.APPLICATION_JSON);
return headers;
}
};
}
};
}
}
每个路由都需要一个单独的 bean。他们应该 return getRoute 方法的不同路线。
请检查此 - http://tachniki.blogspot.in/2017/02/generic-ZuulFallbackProvider.html。希望它会让它稍微容易一些。
您可以为所有路由设置一个默认回退提供程序,否则每个路由都需要一个回退提供程序。
If you would like to provide a default fallback for all routes than you can create a bean of type
FallbackProvider
and have the getRoute method return * or null.