bug: dubbo-proxy plugin cause apisix startup fail in docker

[charlesvhe]

Issue description

apisix startup fail in docker with dubbo-proxy plugin config

it startup success when remove dubbo-proxy plugin config

Environment

• apisix version (cmd: apisix version): 2.10.0
• OS (cmd: uname -a): alpine
• OpenResty / Nginx version (cmd: nginx -V or openresty -V): openresty/1.19.3.1
• etcd version, if have (cmd: run curl http://127.0.0.1:9090/v1/server_info to get the info from server-info API): 3.5.1
• apisix-dashboard version, if have:
• the plugin runner version, if the issue is about a plugin runner (cmd: depended on the kind of runner):
• luarocks version, if the issue is about installation (cmd: luarocks --version):

Steps to reproduce

1. start etcd
   docker run -d --name etcd-server
   --env ALLOW_NONE_AUTHENTICATION=yes
   --env ETCD_ADVERTISE_CLIENT_URLS=http://etcd-server:2379
   bitnami/etcd:3.5.1

2. start apisix
   docker run -it --name apisix
   --link etcd-server
   -v apisix.yaml:/usr/local/apisix/conf/config.yaml
   -p 9080:9080 -p 9443:9443
   apache/apisix:2.10.0-alpine

yaml:

apisix:
  node_listen: 9080
  enable_ipv6: false
  allow_admin: 
    - 0.0.0.0/0
  admin_key:
    - name: "admin"
      key: edd1c9f034335f136f87ad84b625c8f1
      role: admin
    - name: "viewer"
      key: 4054f7cf07e344346cd3f287985e76a2
      role: viewer

etcd:
  host:
    - "http://etcd-server:2379"

plugins:
  - dubbo-proxy

Actual result

/usr/local/openresty/luajit/bin/luajit ./apisix/cli/apisix.lua init

WARNING: using fixed Admin API token has security risk.
Please modify "admin_key" in conf/config.yaml .


/usr/local/openresty/luajit/bin/luajit ./apisix/cli/apisix.lua init_etcd
2021/10/27 14:18:47 [emerg] 1#1: unknown directive "multi" in /usr/local/apisix/conf/nginx.conf:141
nginx: [emerg] unknown directive "multi" in /usr/local/apisix/conf/nginx.conf:141

Error log

/usr/local/openresty/luajit/bin/luajit ./apisix/cli/apisix.lua init

WARNING: using fixed Admin API token has security risk.
Please modify "admin_key" in conf/config.yaml .


/usr/local/openresty/luajit/bin/luajit ./apisix/cli/apisix.lua init_etcd
2021/10/27 14:18:47 [emerg] 1#1: unknown directive "multi" in /usr/local/apisix/conf/nginx.conf:141
nginx: [emerg] unknown directive "multi" in /usr/local/apisix/conf/nginx.conf:141

Expected result

No response

[tzssangglass]

Strange, what is multi about in conf/nginx.conf?

[spacewander]

The official docker image hasn't contained APISIX-OpenResty yet. We are working on it.

CC @Xunzhuo

[charlesvhe]

sorry for reply late，please refer attached nginx.conf

 upstream apisix_dubbo_backend {
        server 0.0.0.1;
        balancer_by_lua_block {
            apisix.http_balancer_phase()
        }

        # dynamical keepalive doesn't work with dubbo as the connection here
        # is managed by ngx_multi_upstream_module
        multi 32;
        keepalive 320;
        keepalive_requests 1000;
        keepalive_timeout 60s;
    }

nginx.conf.txt

[github-actions]

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[github-actions]

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