node.js - 如何用express设置微信小程序的本地后台服务器？

问题描述

问 题

微信小程序的官方文档上写：

发起的是https请求，且不能带端口

---

1.如何让express不监听端口直接就能链接？

2.微信小程序建立的链接一定是要https吗？https要怎么弄？

解决方案

1、nginx监听本地express的端口3000；
2、阿里云可以申请免费的https证书

user  www www;
worker_processes  1;

error_log  /alidata/log/nginx/error.log crit;
pid        /alidata/server/nginx/logs/nginx.pid;

#Specifies the value for maximum file descriptors that can be opened by this process. 
worker_rlimit_nofile 65535;

events 
{
  use epoll;
  worker_connections 65535;
}


http {
    include       mime.types;
    default_type  application/octet-stream;

    #chaset  gb2r312;

    server_names_hash_bucket_size 128;
    client_header_buffer_size 32k;
    large_client_header_buffers 4 32k;
    client_max_body_size 8m;

    sendfile on;
    tcp_nopush     on;

    keepalive_timeout 60;

    tcp_nodelay on;

    fastcgi_connect_timeout 300;
    fastcgi_send_timeout 300;
    fastcgi_read_timeout 300;
    fastcgi_buffer_size 64k;
    fastcgi_buffers 4 64k;
    fastcgi_busy_buffers_size 128k;
    fastcgi_temp_file_write_size 128k;

    gzip on;
    gzip_min_length  1k;
    gzip_buffers     4 16k;
    gzip_http_version 1.0;
    gzip_comp_level 2;
    gzip_types       text/plain application/x-javascript text/css application/xml;
    gzip_vary on;
    #limit_zone  crawler  $binary_remote_addr  10m;
    log_format '$remote_addr - $remote_user [$time_local] "$request" '
                  '$status $body_bytes_sent "$http_referer" '
                  '"$http_user_agent" "$http_x_forwarded_for"';
    include /alidata/server/nginx/conf/vhosts/*.conf;
    upstream nodejs {
                server 127.0.0.1:3000;
        }
    server {
    listen 443;
    server_name location;
    ssl on;
    root /alidata/www/api/;
    index index.html index.htm;
    ssl_certificate   /alidata/server/nginx/cert/****************.pem;
    ssl_certificate_key  /alidata/server/nginx/cert/****************.key;
    ssl_session_timeout 5m;
    ssl_ciphers ECDHE-RSA-AES128-GCM-SHA256:ECDHE:ECDH:AES:HIGH:!NULL:!aNULL:!MD5:!ADH:!RC4;
    ssl_protocols TLSv1 TLSv1.1 TLSv1.2;
    ssl_prefer_server_ciphers on;
location / {
 proxy_pass http://nodejs;
  }
location ~.*\.(ico|jpe?g|png)$ {
}
#    location / {
#       root html;
#        index index.html index.htm;
#    }
}
}

已经贴出的我conf配置文件，可以参考，监听3000端口以及配制证书都在这个文件里修改

下边是阿里云申请免费证书的地址
https://common-buy.aliyun.com...

阿里云也有配置HTTPS的具体示例

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