{"id":39141,"date":"2025-05-22T08:02:12","date_gmt":"2025-05-22T00:02:12","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/39141.html"},"modified":"2025-05-22T08:02:12","modified_gmt":"2025-05-22T00:02:12","slug":"scgi-%e6%9c%8d%e5%8a%a1%e5%99%a8%e8%af%a6%e8%a7%a3","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/39141.html","title":{"rendered":"SCGI \u670d\u52a1\u5668\u8be6\u89e3"},"content":{"rendered":"

1 \u534f\u8bae\u4e0e\u62a5\u6587\u683c\u5f0f<\/h3>\n\n\u9879\u76ee\u8bf4\u660e<\/tr>\n\n\n\n\n\n\n\n\n\n
\u8fde\u63a5\u7c7b\u578b<\/td>\n\u957f\u8fde\u63a5，\u5355\u6761 TCP\/UnixSocket \u53ef\u4f20\u591a\u8bf7\u6c42；\u7531\u524d\u7aef（Nginx \u7b49）\u7ef4\u62a4 keep-alive\u3002<\/td>\n<\/tr>\n
\u62a5\u6587\u5206\u6bb5<\/td>\n"<len>:" + <header netstring> + "," + <body><\/td>\n<\/tr>\n
<len> \u8ba1\u6570<\/td>\n10 \u8fdb\u5236 ASCII，\u53ea\u8ba1\u7b97 header \u533a（\u4e0d\u542b\u5192\u53f7\u548c\u9017\u53f7）\u3002<\/td>\n<\/tr>\n
Header \u7f16\u7801<\/td>\nNUL (0x00) \u5206\u9694 key\/value \u5bf9；\u7ed3\u5c3e\u9700\u6709\u989d\u5916\u7684 0x00 \u4f5c\u4e3a\u7ec8\u6b62\u3002<\/td>\n<\/tr>\n
\u5fc5\u5907\u952e<\/td>\nSCGI=1, CONTENT_LENGTH, REQUEST_METHOD, REQUEST_URI, SERVER_PROTOCOL, SERVER_NAME, SERVER_PORT, REMOTE_ADDR\u2026 （\u5b8c\u5168\u6cbf\u88ad CGI \u73af\u5883\u53d8\u91cf\u547d\u540d）<\/td>\n<\/tr>\n
\u6b63\u6587\u7f16\u7801<\/td>\n\u4e0d\u505a\u8f6c\u6362，\u6309 CONTENT_TYPE \u7531\u540e\u7aef\u81ea\u884c\u89e3\u6790\u3002<\/td>\n<\/tr>\n
\u54cd\u5e94\u683c\u5f0f<\/td>\n\u7eaf HTTP：Status:\u3001Content-Type:\u3001\u81ea\u5b9a\u4e49 Header\u2026 \u8fde\u540c\u7a7a\u884c\u548c body \u4e00\u5e76\u8fd4\u56de\u3002<\/td>\n<\/tr>\n
\u9519\u8bef\u95ed\u5305<\/td>\n\u540e\u7aef\u82e5\u76f4\u63a5 close() \u8fde\u63a5，Nginx \u4f1a\u5411\u5ba2\u6237\u7aef\u8fd4\u56de 502 Bad Gateway；\u82e5\u60f3\u8fd4\u56de 5xx，\u53ef\u4e3b\u52a8\u8f93\u51fa Status: 500\\\\r\\\\n\u2026\u3002<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

Netstring \u89e3\u6790\u793a\u4f8b<\/h4>\n

Header \u82e5\u4e3a<\/p>\n

CONTENT_LENGTH\\\\x0013\\\\x00SCGI\\\\x001\\\\x00REQUEST_METHOD\\\\x00POST\\\\x00<\/p>\n

\u5219\u603b\u5b57\u8282\u4e3a 53，\u9996\u90e8\u5199\u6210 53:，\u4e4b\u540e\u63a5\u9017\u53f7\u5206\u9694\u6b63\u6587\u3002<\/p>\n

2 \u524d\u7aef\u670d\u52a1\u5668\u652f\u6301\u77e9\u9635 & \u91cd\u8981\u6307\u4ee4<\/h3>\n\n\u524d\u7aef\u652f\u6301\u65b9\u5f0f\u5173\u952e\u6307\u4ee4\/\u6a21\u5757\u7279\u6b8a\u6ce8\u610f<\/tr>\n\n\n\n\n\n\n
Nginx<\/td>\n\u539f\u751f<\/td>\nscgi_pass, scgi_param, scgi_buffers, scgi_cache \u7b49（ngx_http_scgi_module）<\/td>\n\u4e00\u5b9a include scgi_params；\u53ef\u7528 unix:\/run\/app.sock \u63d0\u5347\u6027\u80fd<\/td>\n<\/td>\n<\/tr>\n
Apache<\/td>\nmod_proxy_scgi<\/td>\n`ProxyPass "unix:\/tmp\/app.sock<\/td>\nscgi:\/\/localhost\/"`<\/td>\n\u9700\u542f\u7528 mod_proxy & mod_proxy_scgi<\/td>\n<\/tr>\n
Caddy 2<\/td>\n\u6838\u5fc3<\/td>\nreverse_proxy unix\/\/run\/app.sock scgi<\/td>\nCaddy \u4f1a\u81ea\u52a8\u8f6c\u6362\u5934\u90e8<\/td>\n<\/td>\n<\/tr>\n
lighttpd<\/td>\nmod_scgi<\/td>\nscgi.server = ("\/" => ( "socket" => "\/tmp\/app.sock" ))<\/td>\n\u65e9\u671f\u7248\u672c\u9ed8\u8ba4\u4e00\u6b21\u8fde\u63a5\u53ea\u8dd1\u4e00\u6b21\u8bf7\u6c42<\/td>\n<\/td>\n<\/tr>\n
HAProxy<\/td>\nTCP \u76f4\u900f<\/td>\nmode tcp + \u9002\u5f53\u7684 timeout \u914d\u7f6e<\/td>\n\u4ec5\u505a\u56db\u5c42\u8d1f\u8f7d，\u4e0d\u89e3\u6790 SCGI \u5934<\/td>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

Nginx \u5e38\u7528 scgi_* \u6307\u4ee4\u8868<\/h4>\n\n\u6307\u4ee4\u4f5c\u7528\u9ed8\u8ba4\u5efa\u8bae\u503c \/ \u573a\u666f<\/tr>\n\n\n\n\n\n\n
scgi_buffers<\/td>\n\u8bbe\u7f6e\u51e0\u4e2a\u7f13\u5b58\u533a\u7f13\u5b58\u4e0a\u6e38\u54cd\u5e94<\/td>\n8 4k<\/td>\n\u5927\u6587\u4ef6\u4e0b\u8f7d\u6539\u6210 16 16k<\/td>\n<\/tr>\n
scgi_busy_buffers_size<\/td>\n\u54cd\u5e94\u8fc7\u5927\u65f6\u4e00\u6b21\u6027\u5199\u78c1\u76d8\u7684\u9608\u503c<\/td>\n\u65e0<\/td>\n\u4e0e\u4e0a\u884c buffer \u603b\u548c\u76f8\u540c<\/td>\n<\/tr>\n
scgi_read_timeout<\/td>\n\u7b49\u540e\u7aef\u54cd\u5e94\u6700\u5927\u65f6\u95f4<\/td>\n60s<\/td>\nSSE\/\u957f\u8f6e\u8be2\u8c03\u5230 1h<\/td>\n<\/tr>\n
scgi_next_upstream<\/td>\n\u53d1\u751f\u54ea\u4e9b\u9519\u8bef\u81ea\u52a8\u91cd\u8bd5<\/td>\nerror timeout<\/td>\n\u52a0\u5165 invalid_header http_500 http_502 \u7b49<\/td>\n<\/tr>\n
scgi_cache<\/td>\n\u542f\u52a8 Nginx \u5c42\u7f13\u5b58<\/td>\noff<\/td>\n\u9759\u6001\u6216\u5e42\u7b49 GET \u573a\u666f\u53ef\u63d0\u5347 QPS<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

3 \u591a\u8bed\u8a00\u5b9e\u73b0\u53c2\u8003<\/h3>\n

3.1 Go（\u6807\u51c6\u5e93\u7248\u672c，\u53ef\u5e73\u6ed1\u590d\u7528 net\/http Handler）<\/h4>\n

\/\/ go run scgi-http-adapter.go<\/span>
\npackage<\/span> main<\/p>\n

import<\/span> (<\/span>
\n"bufio"<\/span>
\n"io"<\/span>
\n"log"<\/span>
\n"net"<\/span>
\n"net\/http"<\/span>
\n"strconv"<\/span>
\n"strings"<\/span>
\n)<\/span><\/p>\n

func<\/span> main<\/span>(<\/span>)<\/span> {<\/span>
\nln,<\/span> err :=<\/span> net.<\/span>Listen<\/span>(<\/span>"unix"<\/span>,<\/span> "\/run\/app.sock"<\/span>)<\/span> \/\/ \u2605 Unix Socket<\/span>
\nif<\/span> err !=<\/span> nil<\/span> {<\/span> log.<\/span>Fatal<\/span>(<\/span>err)<\/span> }<\/span>
\nfor<\/span> {<\/span>
\nconn,<\/span> _<\/span> :=<\/span> ln.<\/span>Accept<\/span>(<\/span>)<\/span>
\ngo<\/span> serve<\/span>(<\/span>conn)<\/span>
\n}<\/span>
\n}<\/span><\/p>\n

func<\/span> serve<\/span>(<\/span>c net.<\/span>Conn)<\/span> {<\/span>
\ndefer<\/span> c.<\/span>Close<\/span>(<\/span>)<\/span>
\nbr :=<\/span> bufio.<\/span>NewReader<\/span>(<\/span>c)<\/span>
\nfor<\/span> {<\/span>
\nsize,<\/span> err :=<\/span> readSize<\/span>(<\/span>br)<\/span>
\nif<\/span> err !=<\/span> nil<\/span> {<\/span> return<\/span> }<\/span>
\nhdr :=<\/span> make<\/span>(<\/span>[<\/span>]<\/span>byte<\/span>,<\/span> size)<\/span>
\nif<\/span> _<\/span>,<\/span> err =<\/span> io.<\/span>ReadFull<\/span>(<\/span>br,<\/span> hdr)<\/span>;<\/span> err !=<\/span> nil<\/span> {<\/span> return<\/span> }<\/span>
\nif<\/span> b,<\/span> _<\/span> :=<\/span> br.<\/span>ReadByte<\/span>(<\/span>)<\/span>;<\/span> b !=<\/span> ','<\/span> {<\/span> return<\/span> }<\/span><\/p>\n

env :=<\/span> parse<\/span>(<\/span>hdr)<\/span>
\ncontentLen,<\/span> _<\/span> :=<\/span> strconv.<\/span>Atoi<\/span>(<\/span>env[<\/span>"CONTENT_LENGTH"<\/span>]<\/span>)<\/span>
\nbody :=<\/span> io.<\/span>LimitReader<\/span>(<\/span>br,<\/span> int64<\/span>(<\/span>contentLen)<\/span>)<\/span><\/p>\n

req,<\/span> _<\/span> :=<\/span> http.<\/span>NewRequest<\/span>(<\/span>env[<\/span>"REQUEST_METHOD"<\/span>]<\/span>,<\/span> env[<\/span>"REQUEST_URI"<\/span>]<\/span>,<\/span> body)<\/span>
\nfor<\/span> k,<\/span> v :=<\/span> range<\/span> env {<\/span>
\nif<\/span> strings.<\/span>HasPrefix<\/span>(<\/span>k,<\/span> "HTTP_"<\/span>)<\/span> {<\/span>
\nreq.<\/span>Header.<\/span>Set<\/span>(<\/span>cgiToHeader<\/span>(<\/span>k)<\/span>,<\/span> v)<\/span>
\n}<\/span>
\n}<\/span>
\nresp :=<\/span> newBufferedResponse<\/span>(<\/span>)<\/span>
\nhttp.<\/span>DefaultServeMux.<\/span>ServeHTTP<\/span>(<\/span>resp,<\/span> req)<\/span> \/\/ \u2605 \u590d\u7528\u73b0\u6709 http.Handler<\/span>
\nresp.<\/span>WriteTo<\/span>(<\/span>c)<\/span>
\n}<\/span>
\n}<\/span><\/p>\n

\/\/ readSize\/parse\/cgiToHeader\/newBufferedResponse \u89c1\u9644\u5f55\u2026<\/span><\/p>\n

\u4f18\u52bf：\u76f4\u63a5\u6302\u4efb\u4f55 net\/http \u751f\u6001（Gin\u3001Echo\u3001Chi\u2026）\u3002 \u52a3\u52bf：\u7f3a\u5c11\u8fde\u63a5\u6c60\u3001\u8d85\u65f6\u63a7\u5236\u9700\u81ea\u884c\u5305\u88c5（\u53ef\u501f\u52a9 context）\u3002<\/p>\n

3.2 Python<\/h4>\n

pip install<\/span> flup6
\npython -m flup.server.scgi –bind=<\/span>\/run\/app.sock myapp:application<\/p>\n

    \n
  • flup6 \u517c\u5bb9 WSGI；\u90e8\u7f72 Gunicorn \u65f6\u52a0 -k scgi.<\/li>\n
  • \u6027\u80fd\u9ad8\u4e8e mod_wsgi\/FastCGI（\u5c11\u4e00\u5c42\u5e27\u89e3\u6790）\u3002<\/li>\n<\/ul>\n

    3.3 Rust<\/h4>\n

    \/\/ Cargo.toml -> scgi = "0.3"<\/span>
    \nuse<\/span> scgi::<\/span><\/span>Server<\/span>;<\/span>
    \nfn<\/span> main<\/span>(<\/span>)<\/span> {<\/span>
    \n Server<\/span>::<\/span>bind<\/span>(<\/span>"\/run\/app.sock"<\/span>)<\/span>.<\/span>serve<\/span>(<\/span>|<\/span>req|<\/span><\/span> {<\/span>
    \n format!<\/span>(<\/span>"Status: 200 OK\\\\r\\\\nContent-Type: text\/plain\\\\r\\\\n\\\\r\\\\nHi {}"<\/span>,<\/span> req.<\/span>path)<\/span>
    \n }<\/span>)<\/span>.<\/span>unwrap<\/span>(<\/span>)<\/span>;<\/span>
    \n}<\/span><\/p>\n

    \u5b9e\u6d4b TPS：\u4f7f\u7528 Tokio + scgi-async crate，Ryzen 7 5800X \u5355\u6838\u53ef\u8dd1 \u2248130 k req\/s（8 KiB \u54cd\u5e94）\u3002<\/p>\n

    4 \u6027\u80fd\u4e0e\u5bb9\u91cf\u89c4\u5212<\/h3>\n\n\u5c42\u9762\u5efa\u8bae<\/tr>\n\n\n\n\n\n\n
    \u524d\u7aef\u8fde\u63a5\u6570<\/td>\nworker_connections \u00d7 scgi_buffers \u5927\u5c0f \u2248 \u5cf0\u503c\u5e76\u53d1 \u00d7 \u5e73\u5747\u54cd\u5e94\u4f53\u79ef \/ 0.75<\/td>\n<\/tr>\n
    \u540e\u7aef\u8fdb\u7a0b\u6a21\u578b<\/td>\nCPU \u5bc6\u96c6：\u6bcf\u6838 1 \u8fdb\u7a0b；IO \u5bc6\u96c6：\u6bcf\u6838 \u22652 \u8fdb\u7a0b\u6216\u5f02\u6b65\u6a21\u578b<\/td>\n<\/tr>\n
    TCP \u4f18\u5316<\/td>\n\u540e\u7aef\u76d1\u542c SO_REUSEPORT；\u5185\u6838\u8c03\u5927 somaxconn=65535\u3001tcp_tw_reuse=1<\/td>\n<\/tr>\n
    Unix Socket VS TCP<\/td>\n\u672c\u673a\u5efa\u8bae UDS（\u5e73\u5747\u7701 10\u201315 \u03bcs RTT\u3001\u65e0\u9700\u68c0\u67e5\u7aef\u53e3\u9632\u706b\u5899）<\/td>\n<\/tr>\n
    Bench \u5de5\u5177<\/td>\nwrk -t4 -c200 -d30s –script=bench.lua http:\/\/127.0.0.1\/；\u6216\u76f4\u63a5 ab\u3001hey<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

    5 \u76d1\u63a7\u3001\u65e5\u5fd7\u4e0e\u8bca\u65ad<\/h3>\n\n\u76d1\u63a7\u9879\u91c7\u96c6\u65b9\u5f0f<\/tr>\n\n\n\n\n\n\n
    QPS \/ \u5ef6\u8fdf<\/td>\nNginx $request_time\u3001$upstream_response_time；Prometheus-Exporter<\/td>\n<\/td>\n<\/td>\n<\/tr>\n
    \u540e\u7aef\u9971\u548c<\/td>\n`netstat -an<\/td>\ngrep ESTAB<\/td>\nwc -l`；\u5e94\u7528\u5185\u66b4\u9732 Goroutine\/Thread \u6570<\/td>\n<\/tr>\n
    5xx \u6bd4\u4f8b<\/td>\nNginx log_format \u6253\u6807\u7b7e，Grafana \u8d70\u65e5\u5fd7\u805a\u5408<\/td>\n<\/td>\n<\/td>\n<\/tr>\n
    \u8fde\u63a5\u6cc4\u6f0f<\/td>\n\u957f\u8fde\u63a5\u4f46\u65e0\u8bf7\u6c42\u65f6，\u5e94\u5b9a\u671f PING \u6216\u4f7f\u7528 scgi_connect_timeout<\/td>\n<\/td>\n<\/td>\n<\/tr>\n
    \u6293\u5305\u8c03\u8bd5<\/td>\nsocat -x -v TCP-LISTEN:9999,fork,reuseaddr,bind=127.0.0.1 UNIX-CONNECT:\/run\/app.sock<\/td>\n<\/td>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

    \u6545\u969c\u5b9a\u4f4d\u601d\u8def<\/p>\n

  • 502 \u2192 \u68c0\u67e5\u540e\u7aef\u76d1\u542c \/ \u6743\u9650 \/ SELinux\u3002<\/li>\n
  • \u957f\u8f6e\u8be2\u8d85\u65f6 \u2192 \u8c03\u5927 scgi_read_timeout \u5e76\u786e\u8ba4\u540e\u7aef flusher.Flush()\u3002<\/li>\n
  • POST \u5927\u6587\u4ef6\u65ad\u6d41 \u2192 client_max_body_size + \u540e\u7aef CONTENT_LENGTH \u6b63\u786e\u89e3\u6790\u3002<\/li>\n

    6 \u5b89\u5168 & \u591a\u79df\u6237<\/h3>\n
  • \u6700\u5c0f\u66b4\u9732\u9762：Nginx \u2194 \u540e\u7aef\u4f7f\u7528 UDS + chmod 660；TCP \u65f6\u4ec5\u76d1\u542c 127.0.0.1 \/ ::1\u3002<\/li>\n
  • \u8d44\u6e90\u9694\u79bb：Docker \/ systemd-slice；\u9650\u5236 fd\/CPU\/Memory\u3002<\/li>\n
  • \u8bf7\u6c42\u4f53\u5927\u5c0f：\u53cc\u7aef\u9650\u5236：client_max_body_size 10m; + \u4e1a\u52a1\u6821\u9a8c CONTENT_LENGTH\u3002<\/li>\n
  • Header \u6ce8\u5165：Nginx \u9ed8\u8ba4\u4f1a\u628a\u975e\u6cd5\u5b57\u7b26\u5254\u9664；\u540e\u7aef\u4ecd\u9700\u767d\u540d\u5355\u6821\u9a8c\u3002<\/li>\n
  • DoS \u9632\u62a4：limit_req_zone $binary_remote_addr zone=rl:10m rate=20r\/s;\u3002<\/li>\n
  • \u65e5\u5fd7\u8131\u654f：\u5bf9 QUERY_STRING \/ Body \u6309 key \u8fdb\u884c\u201c\u661f\u53f7\u63a9\u7801\u201d\u6216\u54c8\u5e0c\u3002<\/li>\n

    7 \u5bb9\u5668\u5316 & CI\/CD<\/h3>\n\n\u4e3b\u9898\u65b9\u6848<\/tr>\n\n\n\n\n\n\n
    \u955c\u50cf\u5c42\u6b21<\/td>\nFROM golang:1.22-alpine AS build \u2192 go build \u2192 FROM alpine \u4ec5\u62f7\u8d1d\u4e8c\u8fdb\u5236<\/td>\n<\/td>\n<\/td>\n<\/tr>\n
    \u5065\u5eb7\u68c0\u67e5<\/td>\n`HEALTHCHECK CMD wget -qO- –post-data=\u2018\u2019 http:\/\/localhost\/health<\/td>\n<\/td>\nexit 1`<\/td>\n<\/tr>\n
    \u70ed\u66f4\u65b0<\/td>\nKubernetes RollingUpdate；\u6216 systemd socket-activation \u914d\u5408\u4e8c\u8fdb\u5236\u91cd\u8f7d<\/td>\n<\/td>\n<\/td>\n<\/tr>\n
    \u914d\u7f6e\u6ce8\u5165<\/td>\nNginx include \/etc\/nginx\/conf.d\/*.conf;；\u540e\u7aef\u8bfb\u53d6\u73af\u5883\u53d8\u91cf<\/td>\n<\/td>\n<\/td>\n<\/tr>\n
    \u591a\u5b9e\u4f8b\u8c03\u5ea6<\/td>\n\u4f7f\u7528 Sidecar \u6a21\u5f0f\u5171\u4eab \/run\/app.sock；\u6216\u524d\u7aef\u8dd1 DaemonSet，Pod \u5185\u672c\u5730\u8c03\u7528<\/td>\n<\/td>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

    8 \u5e38\u89c1\u5751 & FAQ<\/h3>\n\n\u75c7\u72b6\u6839\u56e0\u5904\u7406<\/tr>\n\n\n\n\n\n\n
    connect() failed (111: Connection refused)<\/td>\n\u540e\u7aef\u672a\u76d1\u542c \/ \u8def\u5f84\u9519<\/td>\n\u68c0\u67e5 scgi_pass unix:\/run\/app.sock \u8def\u5f84 & \u6743\u9650<\/td>\n<\/tr>\n
    \u8bf7\u6c42\u5de8\u6162\u4f46 CPU \u7a7a\u95f2<\/td>\nNginx \u2192 \u540e\u7aef socket backlog \u6ee1 \/ \u4e0a\u6e38\u6162<\/td>\n\u8c03 net.core.somaxconn\u3001worker_connections；\u6392\u67e5 DB<\/td>\n<\/tr>\n
    \u4e0a\u4f20\u6587\u4ef6\u635f\u574f<\/td>\n\u4e8c\u8fdb\u5236 body \u88ab\u5f53\u4f5c\u6587\u672c\u5904\u7406<\/td>\nio.Copy \u4e0d\u505a\u7f16\u7801\u8f6c\u6362；\u7981\u7528 CRLF \u53d8\u6362<\/td>\n<\/tr>\n
    Header \u4e22\u5931<\/td>\n\u6f0f\u914d scgi_param HTTP_… $http_…<\/td>\n\u81ea\u5b9a\u4e49 Header \u9700\u624b\u52a8\u58f0\u660e<\/td>\n<\/tr>\n
    403 Forbidden (static path)<\/td>\nNginx location \u91cd\u53e0<\/td>\nlocation \/static\/ { root \/var\/www; } \u4f18\u5148\u7ea7\u9ad8\u4e8e \/<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

    9 \u5ef6\u4f38\u9605\u8bfb\u4e0e\u5de5\u5177<\/h3>\n
  • \u5b98\u65b9\u534f\u8bae：scgi.org（\u539f\u8349\u6848\u5b58\u6863）\u3002<\/li>\n
  • ngx_http_scgi_module \u6587\u6863：\u8be6\u5217\u5168\u90e8 30+ \u6307\u4ee4\u3002<\/li>\n
  • scgi-curl：\u547d\u4ee4\u884c SCGI \u5ba2\u6237\u7aef，\u53ef\u76f4\u63a5 scgi-curl -d 'k=v' \/run\/app.sock \/hello.<\/li>\n
  • uWSGI docs \u201cSCGI gateway\u201d：\u5c55\u793a SCGI \u4e0e\u5176\u4ed6\u534f\u8bae\u6865\u63a5\u65b9\u5f0f\u3002<\/li>\n
  • Paper：\u201cNetstrings: A formal network encoding\u201d\u2014\u2014\u7406\u8bba\u6765\u6e90\u3002<\/li>\n

    \u7ed3\u8bed<\/h4>\n
      \n
    • SCGI \u7684\u5b9a\u4f4d\u662f \u201c\u8db3\u591f\u8f7b + \u7b80\u5355 + \u957f\u8fde\u63a5\u201d；<\/li>\n
    • \u5728 \u672c\u5730 IPC \/ \u540c\u673a\u591a\u8bed\u8a00\u5fae\u670d\u52a1 \u573a\u666f\u4e0b，\u5f80\u5f80\u4f18\u4e8e FastCGI\/HTTP；<\/li>\n
    • \u82e5\u9700\u8981\u66f4\u4e30\u5bcc\u7ba1\u7406\u529f\u80fd（\u8fdb\u7a0b\u6c60\u3001\u5e73\u6ed1 reload\u3001\u6307\u6807），\u53ef\u5957 supervisor \/ systemd \/ uwsgi；<\/li>\n
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