如何解决通过 Envoy 向 python 服务器发出 GRPC-Web React 请求
-
当我从 react 中点击 grpc 请求时,我收到错误 503。
**error -** POST http://localhost:8080/service/CreateAuth 503 (Service Unavailable)
-
我在 localhost:8080
上遇到以下错误upstream connect error or disconnect/reset before headers. reset reason: connection failure.
-
Python 服务器端口为 50001。
-
React 在 3000 上运行。
下面是我的 envoy.yml 配置。
envoy.yml:
admin:
access_log_path: /tmp/admin_access.log
address:
socket_address: { address: 0.0.0.0,port_value: 9901 }
static_resources:
listeners:
- name: listener_0
address:
socket_address: { address: 0.0.0.0,port_value: 8080 }
filter_chains:
- filters:
- name: envoy.filters.network.http_connection_manager
typed_config:
'@type': type.googleapis.com/envoy.extensions.filters.network.http_connection_manager.v3.httpconnectionManager
codec_type: auto
stat_prefix: ingress_http
route_config:
name: local_route
virtual_hosts:
- name: local_service
domains: ['*']
routes:
- match: { prefix: '/' }
route:
cluster: echo_service
timeout: 0s
max_stream_duration:
grpc_timeout_header_max: 0s
cors:
allow_origin_string_match:
- prefix: '*'
allow_methods: GET,PUT,DELETE,POST,OPTIONS
allow_headers: keep-alive,user-agent,cache-control,content-type,content-transfer-encoding,custom-header-1,x-accept-content-transfer-encoding,x-accept-response-streaming,x-user-agent,x-grpc-web,grpc-timeout
max_age: '1728000'
expose_headers: custom-header-1,grpc-status,grpc-message
http_filters:
- name: envoy.filters.http.grpc_web
- name: envoy.filters.http.cors
- name: envoy.filters.http.router
clusters:
- name: echo_service
connect_timeout: 0.25s
type: logical_dns
http2_protocol_options: {}
lb_policy: round_robin
load_assignment:
cluster_name: cluster_0
endpoints:
- lb_endpoints:
- endpoint:
address:
socket_address:
address: localhost
port_value: 50001
docker.compose.yml
version: '3'
services:
envoy:
image: envoyproxy/envoy-dev:25d50667f96ee98d7f6cad8e190a3798ea5cd66f
ports:
- '10000:10000'
- '9901:9901'
- '8080:8080'
volumes:
- ./envoy-config.yml:/etc/envoy/envoy.yaml
networks:
- xyz
networks:
xyz:
driver: bridge
谁能告诉我特使设置有什么问题。 作为反应,我们正在通过 8080 端口重定向请求,正如我在第一点添加的那样。
版权声明:本文内容由互联网用户自发贡献,该文观点与技术仅代表作者本人。本站仅提供信息存储空间服务,不拥有所有权,不承担相关法律责任。如发现本站有涉嫌侵权/违法违规的内容, 请发送邮件至 dio@foxmail.com 举报,一经查实,本站将立刻删除。