with nginx proxy, the console keeps printing ' Error during subscribe websocket: '

[binarywang]

ERRO[2300] Error during subscribe websocket: request origin not allowed by Upgrader.CheckOrigin
ERRO[2304] Error during subscribe websocket: request origin not allowed by Upgrader.CheckOrigin
ERRO[2310] Error during subscribe websocket: request origin not allowed by Upgrader.CheckOrigin
ERRO[2316] Error during subscribe websocket: request origin not allowed by Upgrader.CheckOrigin
ERRO[2325] Error during subscribe websocket: request origin not allowed by Upgrader.CheckOrigin
ERRO[2333] Error during subscribe websocket: request origin not allowed by Upgrader.CheckOrigin
ERRO[2343] Error during subscribe websocket: request origin not allowed by Upgrader.CheckOrigin

[binarywang]

nginx conf

map $http_upgrade $connection_upgrade {
    default Upgrade;
    ''      close;
}

upstream kube-explorer {
    server 10.0.16.2:9898;
}

server {
    listen       80;
    server_name  kube.deve;
    client_max_body_size 200m;
    #add_header X-Frame-Options SAMEORIGIN;

    proxy_set_header Host $proxy_host;
    proxy_set_header X-Real-IP $remote_addr;
    proxy_set_header X-Forwarded-For $remote_addr;

    location / {
        proxy_set_header Host $host:$server_port;
        proxy_set_header X-Forwarded-Proto $scheme;
        proxy_set_header X-Forwarded-Port $server_port;
        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;

        proxy_pass http://kube-explorer;

        proxy_http_version 1.1;
        proxy_set_header Upgrade $http_upgrade;
        proxy_set_header Connection $connection_upgrade;
        proxy_read_timeout 900s;
        proxy_buffering off;
    }
}

[niusmallnan]

@binarywang If you are trying to listen to the 80 port.

Update this line:

proxy_set_header Host $host:$server_port;

To:

proxy_set_header Host $host;

[binarywang]

it really works, thanks

@binarywang If you are trying to listen to the 80 port.

Update this line:

proxy_set_header Host $host:$server_port;

To:

proxy_set_header Host $host;