1. FastAPI

HTTPS ¶

AI

AI

AI LLM

HTTPS

HTTPS : https://howhttps.works/.

HTTPS

• HTTPS
• TCP
  • HTTP1
  • HTTP
• TCPIP
  • HTTP
• HTTPSTCP
• IP1HTTPS
• TLS(HTTPTCP)SNI
  • SNI1IPHTTPSHTTPS/
  • IP()HTTPS
• HTTP
  • HTTP

1/HTTPHTTPS HTTPS HTTP HTTP FastAPI HTTP HTTPS HTTPS TLS Termination Proxy

TLS Termination Proxy

• Traefik
• Caddy ()
• Nginx
• HAProxy

Let's Encrypt¶

Let's EncryptHTTPS

Let's Encrypt

Linux Foundation HTTPS3

HTTPS

HTTPS¶

HTTPS API

¶

DNS

IP

DNSIPA record

1

DNS¶

HTTPS

DNSIPsomeapp.example.com

DNSIPIPDNSIP

[https01.drawio.svg]

TLS Handshake ¶

IP443HTTPS

[https02.drawio.svg]

TLSTLS

SNITLS¶

1IPIPIP1

TLSHTTPS443

1TLS Termination Proxy

TLS Termination Proxy1TLSHTTPS

SNITLS Termination Proxy TLS (HTTPS)

someapp.example.com

[https03.drawio.svg]

TLSLet's Encrypt

TLS Termination Proxy TCPTLS

TCPTLSHTTP

HTTPSTCPTLSHTTP

HTTPS ¶

TLS Termination ProxyTCPHTTP

HTTPSTLSHTTP

[https04.drawio.svg]

¶

TLS Termination Proxy () HTTP (FastAPI Uvicorn )

[https05.drawio.svg]

HTTP ¶

()HTTP TLS Termination Proxy

[https06.drawio.svg]

HTTPS ¶

TLS Termination Proxy(someapp.example.com)

[https07.drawio.svg]

HTTPS

¶

API

IPTLS Termination Proxy1/IP

[https08.drawio.svg]

TLS Termination Proxy HTTPS

¶

3

Let's EncryptTLS Termination Proxy

[https.drawio.svg]

TLSIP

Let's Encrypt

:

• DNS
  • DNSAPIDNS
• IP
  • IP1
  • TLS Termination Proxy1
  • TLS Termination ProxyTLS Termination ProxyTLS Termination ProxyTLS Termination Proxy

UvicornTLSTLS Termination ProxyHTTPS1

¶

HTTPSFastAPI CLIUvicornHTTPSTLS Termination ProxyHTTP

HTTP

forwardedFastAPI CLICLI Option --forwarded-allow-ips IPforwarded

--forwarded-allow-ips="*" IPIP

HTTPSURL

¶

HTTPS HTTPS

HTTPS

FastAPI HTTPS